/* ============================================================
   PARKER STUDIO — 超级个体 Parker
   一人 AI 产品工作室 · 信息熵（有效信息增量实验室）
   Design system: carbon black / signal green / electric cyan /
   warning orange / high-contrast paper band.
   No external fonts, no frameworks. Static, OSS-ready.
   ============================================================ */

/* ---------- tokens ---------- */
:root {
  --bg: #05070a;
  --bg-2: #090d12;
  --panel: rgba(13, 18, 24, 0.72);
  --panel-solid: #0c1117;
  --ink: #e9f1e9;
  --dim: rgba(233, 241, 233, 0.64);
  --faint: rgba(233, 241, 233, 0.4);
  --line: rgba(233, 241, 233, 0.14);
  --line-2: rgba(233, 241, 233, 0.07);

  --green: #a6ff3f;
  --cyan: #38e8ff;
  --orange: #ffab2e;
  --red: #ff4d5c;
  --paper: #edf2e7;
  --carbon: #0b0e09;

  --ac: var(--green);
  --ac2: var(--cyan);

  --font-body: "Segoe UI", system-ui, -apple-system, "Microsoft YaHei",
    "PingFang SC", "Noto Sans SC", sans-serif;
  --font-display: "Bahnschrift", "Segoe UI", "Arial Narrow", "Microsoft YaHei",
    "PingFang SC", sans-serif;
  --font-mono: "Cascadia Code", "Consolas", "SF Mono", "JetBrains Mono",
    "Courier New", monospace;

  --ease: cubic-bezier(0.22, 0.9, 0.28, 1);
  --ease-snap: cubic-bezier(0.7, 0, 0.2, 1);
  --head-h: 66px;
  --notch: 12px;
}

body[data-hue="cyan"] { --ac: var(--cyan); --ac2: var(--green); }
body[data-hue="orange"] { --ac: var(--orange); --ac2: var(--cyan); }
body[data-hue="green"] { --ac: var(--green); --ac2: var(--cyan); }

/* ---------- reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--head-h) + 18px);
  overflow-x: hidden;
  width: 100%;
}

body {
  width: 100%;
  max-width: 100vw;
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, video, canvas, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
b, strong { font-weight: 700; }

::selection { background: var(--green); color: var(--carbon); }

:focus-visible {
  outline: 2px solid var(--ac);
  outline-offset: 3px;
}

@media (min-width: 900px) {
  ::-webkit-scrollbar { width: 10px; height: 10px; }
  ::-webkit-scrollbar-track { background: var(--bg); }
  ::-webkit-scrollbar-thumb { background: #1c242e; border: 2px solid var(--bg); border-radius: 8px; }
  ::-webkit-scrollbar-thumb:hover { background: #2c3a48; }
}

.mono { font-family: var(--font-mono); letter-spacing: 0.04em; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: fixed; top: -60px; left: 16px; z-index: 300;
  padding: 10px 18px; background: var(--green); color: var(--carbon);
  font-weight: 700; transition: top 0.2s var(--ease);
}
.skip-link:focus-visible { top: 12px; }

/* ============================================================
   BACKGROUND STACK
   ============================================================ */
.bg-stack { position: fixed; inset: 0; z-index: -1; pointer-events: none; }

.bg-stack::after {
  /* base scrim to keep copy readable over video / webgl */
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 74% 8%, rgba(5, 7, 10, 0) 0%, rgba(5, 7, 10, 0.62) 78%),
    linear-gradient(180deg, rgba(5, 7, 10, 0.62) 0%, rgba(5, 7, 10, 0.28) 34%, rgba(5, 7, 10, 0.8) 100%);
}

.bg-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.42;
  filter: brightness(0.6) contrast(1.12) saturate(1.15);
}

#fx-canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.9; }
body[data-fx="lite"] #fx-canvas { opacity: 0.55; }
body[data-fx="lite"] .bg-video { display: none; }

.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(233, 241, 233, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(233, 241, 233, 0.055) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: radial-gradient(
    360px 360px at calc(var(--mx, 62) * 1%) calc(var(--my, 30) * 1%),
    rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.28) 55%, rgba(0, 0, 0, 0.14) 100%);
  mask-image: radial-gradient(
    360px 360px at calc(var(--mx, 62) * 1%) calc(var(--my, 30) * 1%),
    rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.28) 55%, rgba(0, 0, 0, 0.14) 100%);
}

.fx-vignette {
  position: absolute; inset: 0;
  background: radial-gradient(130% 100% at 50% 40%, transparent 55%, rgba(2, 3, 5, 0.7) 100%);
}

.fx-scan {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg, rgba(0, 0, 0, 0.16) 0 1px, transparent 1px 3px);
  opacity: 0.5;
}
.fx-scan::after {
  content: "";
  position: absolute; left: 0; right: 0; top: -20%;
  height: 22vh;
  background: linear-gradient(180deg, transparent, rgba(56, 232, 255, 0.045), transparent);
  animation: scan-sweep 9s linear infinite;
}
@keyframes scan-sweep {
  0% { transform: translateY(-30vh); }
  100% { transform: translateY(160vh); }
}

.fx-noise {
  position: absolute; inset: 0;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* webgl fallback: strengthen CSS backdrop when shader is unavailable */
body.webgl-fallback .bg-stack::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(60% 46% at 18% 86%, rgba(166, 255, 63, 0.1), transparent 70%),
    radial-gradient(50% 40% at 86% 16%, rgba(56, 232, 255, 0.12), transparent 70%),
    radial-gradient(42% 34% at 68% 84%, rgba(255, 171, 46, 0.07), transparent 70%);
}

/* ============================================================
   CURSOR + PROGRESS
   ============================================================ */
.cursor-ring, .cursor-dot {
  position: fixed; top: 0; left: 0; z-index: 260;
  pointer-events: none;
  border-radius: 50%;
  will-change: transform;
}
.cursor-ring {
  width: 34px; height: 34px;
  border: 1px solid color-mix(in srgb, var(--ac) 85%, transparent);
  box-shadow: 0 0 18px color-mix(in srgb, var(--ac) 26%, transparent);
  transition: width 0.22s var(--ease), height 0.22s var(--ease),
    border-color 0.22s var(--ease), background 0.22s var(--ease);
}
.cursor-dot { width: 4px; height: 4px; background: var(--ac); }
body.cursor-hot .cursor-ring {
  width: 56px; height: 56px;
  background: color-mix(in srgb, var(--ac) 10%, transparent);
  border-color: var(--ac);
}

.progress {
  position: fixed; top: 0; left: 0; right: 0; z-index: 240;
  height: 2px;
  background: linear-gradient(90deg, var(--ac), var(--ac2));
  transform-origin: 0 50%;
  transform: scaleX(var(--sp, 0));
  box-shadow: 0 0 12px color-mix(in srgb, var(--ac) 60%, transparent);
}

/* ============================================================
   HEADER + NAV
   ============================================================ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; gap: 22px;
  height: var(--head-h);
  padding: 0 clamp(16px, 4vw, 44px);
  border-bottom: 1px solid transparent;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(5, 7, 10, 0.78);
  border-bottom-color: var(--line-2);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 0; }
.brand-sq {
  flex: 0 0 auto;
  display: grid; place-items: center;
  width: 34px; height: 34px;
  font-family: var(--font-display);
  font-weight: 800; font-size: 19px;
  color: var(--carbon);
  background: var(--green);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}
.brand:hover .brand-sq { background: var(--cyan); transform: rotate(-6deg); }
.brand-txt { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.brand-txt b {
  font-family: var(--font-display);
  font-weight: 800; font-size: 15px; letter-spacing: 0.14em;
  white-space: nowrap;
}
.brand-txt small {
  font-size: 11px; color: var(--dim); letter-spacing: 0.08em; white-space: nowrap;
}

.nav { display: flex; gap: clamp(8px, 1.6vw, 22px); margin-left: auto; }
.nav a {
  position: relative;
  display: inline-flex; align-items: baseline; gap: 5px;
  padding: 8px 2px;
  font-size: 13.5px; font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--dim);
  transition: color 0.22s var(--ease);
}
.nav a i { font-style: normal; font-size: 9.5px; color: var(--faint); transition: color 0.22s var(--ease); }
.nav a::after {
  content: "";
  position: absolute; left: 0; right: 100%; bottom: 2px;
  height: 2px; background: var(--ac);
  transition: right 0.3s var(--ease-snap);
}
.nav a:hover { color: var(--ink); }
.nav a:hover i { color: var(--ac); }
.nav a:hover::after { right: 0; }
.nav a.on { color: var(--ink); }
.nav a.on i { color: var(--ac); }
.nav a.on::after { right: 0; box-shadow: 0 0 10px color-mix(in srgb, var(--ac) 70%, transparent); }

.head-status {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px; color: var(--dim);
  padding-left: 18px;
  border-left: 1px solid var(--line-2);
}

.nav-toggle {
  display: none;
  position: relative; z-index: 320;
  width: 42px; height: 42px;
  margin-left: auto;
  border: 1px solid var(--line);
  background: rgba(5, 7, 10, 0.6);
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.nav-toggle i {
  width: 18px; height: 2px; background: var(--ink);
  transition: transform 0.3s var(--ease-snap), opacity 0.2s, background 0.3s;
}
body.menu-open .nav-toggle i:nth-child(1) { transform: translateY(7px) rotate(45deg); background: var(--green); }
body.menu-open .nav-toggle i:nth-child(2) { opacity: 0; }
body.menu-open .nav-toggle i:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: var(--green); }

.mobile-menu {
  position: fixed; inset: 0; z-index: 300;
  display: flex; flex-direction: column; justify-content: center;
  padding: 90px clamp(24px, 8vw, 60px) 40px;
  background:
    radial-gradient(80% 60% at 80% 10%, rgba(56, 232, 255, 0.07), transparent 70%),
    radial-gradient(70% 60% at 12% 90%, rgba(166, 255, 63, 0.08), transparent 70%),
    rgba(4, 6, 8, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s var(--ease), visibility 0.3s;
}
body.menu-open .mobile-menu { opacity: 1; visibility: visible; }
.mobile-menu nav { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu a {
  display: flex; align-items: baseline; gap: 16px;
  padding: 13px 4px;
  border-bottom: 1px solid var(--line-2);
  font-size: clamp(22px, 6vw, 30px); font-weight: 800;
  transform: translateX(-16px); opacity: 0;
  transition: transform 0.45s var(--ease), opacity 0.45s var(--ease);
}
body.menu-open .mobile-menu a { transform: none; opacity: 1; }
.mobile-menu a span { font-size: 12px; color: var(--ac); }
.mobile-menu a.on { color: var(--ac); }
.mm-foot { margin-top: 34px; font-size: 11px; color: var(--faint); letter-spacing: 0.14em; }

/* ============================================================
   LAYOUT PRIMITIVES
   ============================================================ */
.wrap { width: min(1240px, 100% - clamp(32px, 7vw, 96px)); margin-inline: auto; }

.sec { position: relative; padding-block: clamp(72px, 11vh, 132px); }

.sec-head { margin-bottom: clamp(30px, 5vh, 54px); max-width: 920px; }
.sec-head-row {
  max-width: none;
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
}

.kicker {
  display: inline-flex; align-items: center; gap: 12px;
  margin-bottom: 16px;
  font-size: 11.5px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--dim);
}
.kicker b {
  display: inline-grid; place-items: center;
  min-width: 30px; height: 20px; padding: 0 5px;
  background: color-mix(in srgb, var(--ac) 16%, transparent);
  border: 1px solid color-mix(in srgb, var(--ac) 45%, transparent);
  color: var(--ac);
  font-weight: 700; font-size: 11px;
}
.kicker::after {
  content: "";
  width: 54px; height: 1px;
  background: linear-gradient(90deg, var(--ac), transparent);
}

h2 {
  font-size: clamp(1.85rem, 4.4vw, 3.1rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: 0.01em;
}
h2 mark {
  background: none;
  color: var(--ac);
  text-shadow: 0 0 26px color-mix(in srgb, var(--ac) 45%, transparent);
}

.sec-head > div > p:not(.kicker),
.sec-head p:not(.kicker),
.sec-lead {
  margin-top: 14px; color: var(--dim); max-width: 700px;
}
.sec-head p.kicker { margin-top: 0; }

/* ---------- LEDs / status / tags ---------- */
.led {
  display: inline-block; flex: 0 0 auto;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--dim);
  animation: led-pulse 2.2s ease-in-out infinite;
}
.led-green { background: var(--green); box-shadow: 0 0 8px var(--green); }
.led-cyan { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); animation-delay: 0.4s; }
.led-orange { background: var(--orange); box-shadow: 0 0 8px var(--orange); animation-delay: 0.8s; }
.led-red { background: var(--red); box-shadow: 0 0 8px var(--red); }
.led-dim { background: var(--faint); box-shadow: none; animation: none; }
@keyframes led-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.tag-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
}
.tag {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.1em;
  color: var(--dim);
  background: rgba(233, 241, 233, 0.04);
  white-space: nowrap;
}
.st {
  display: inline-flex; align-items: center; gap: 7px;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.08em; font-weight: 600;
  white-space: nowrap;
}
.st-green { color: var(--green); }
.st-cyan { color: var(--cyan); }
.st-orange { color: var(--orange); }
.st-hold { color: var(--faint); }

.chip-led {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 12px;
  border: 1px solid color-mix(in srgb, var(--ac) 40%, transparent);
  background: color-mix(in srgb, var(--ac) 9%, transparent);
  color: var(--ac);
  font-size: 11px; letter-spacing: 0.16em;
}

/* ---------- buttons ---------- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 30px;
  font-weight: 700; font-size: 14.5px; letter-spacing: 0.06em;
  color: var(--carbon);
  background: var(--ac);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, var(--notch) 100%, 0 calc(100% - var(--notch)));
  transform: translate(var(--magx, 0), var(--magy, 0));
  transition: background 0.25s var(--ease), color 0.25s var(--ease), transform 0.2s var(--ease);
  overflow: hidden;
}
.btn::after {
  content: "";
  position: absolute; top: 0; bottom: 0; left: -70%;
  width: 40%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  transform: skewX(-18deg);
  transition: left 0.5s var(--ease);
}
.btn:hover::after { left: 130%; }
.btn:hover { background: var(--ac2); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
  clip-path: none;
}
.btn-ghost::after { background: linear-gradient(100deg, transparent, color-mix(in srgb, var(--ac) 22%, transparent), transparent); }
.btn-ghost:hover { background: rgba(233, 241, 233, 0.05); border-color: var(--ac); color: var(--ac); }

.btn-dis {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 24px;
  border: 1px dashed color-mix(in srgb, var(--orange) 55%, transparent);
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 12.5px; letter-spacing: 0.06em;
  background: color-mix(in srgb, var(--orange) 6%, transparent);
  cursor: not-allowed;
}

/* ---------- reveal animation ---------- */
body.js .rv,
body.js .rv-r {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
  transition-delay: var(--rv-d, 0ms);
}
body.js .rv-r { transform: translateX(40px); }
body.js .rv.in, body.js .rv-r.in { opacity: 1; transform: none; }

/* ============================================================
   HERO (home)
   ============================================================ */
.hero {
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding-top: calc(var(--head-h) + clamp(20px, 4vh, 48px));
  padding-bottom: 86px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.9fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
}

.hero-topline {
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  margin-bottom: clamp(18px, 3vh, 30px);
  font-size: 11.5px;
}
.ht-dim { color: var(--dim); letter-spacing: 0.18em; }

.hero-title {
  font-family: var(--font-display);
  font-stretch: condensed;
  font-weight: 800;
  font-size: clamp(3.4rem, 12.2vw, 10.6rem);
  line-height: 0.92;
  letter-spacing: 0.005em;
  text-transform: uppercase;
  display: flex; flex-direction: column;
}
.ht-row { display: block; }
.ht-fill {
  color: var(--ink);
  text-shadow: 0 0 60px rgba(233, 241, 233, 0.18);
}
.ht-line {
  color: transparent;
  -webkit-text-stroke: 2px color-mix(in srgb, var(--ac) 88%, transparent);
  text-shadow: 0 0 44px color-mix(in srgb, var(--ac) 22%, transparent);
  transform: translateX(clamp(8px, 2vw, 26px));
}

.hero-cn {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  margin-top: clamp(18px, 3vh, 30px);
  font-size: clamp(1.9rem, 5.4vw, 3.6rem);
  font-weight: 900;
  line-height: 1.15;
}
.cn-mark {
  padding: 2px 16px 4px;
  color: var(--carbon);
  background: var(--ac);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  box-shadow: 0 0 44px color-mix(in srgb, var(--ac) 35%, transparent);
}
.cn-name {
  font-family: var(--font-display);
  letter-spacing: 0.06em;
}

.hero-sub {
  margin-top: 20px;
  max-width: 620px;
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--dim);
}

.hero-method {
  display: inline-flex; align-items: center; gap: 14px;
  margin-top: 22px;
  padding: 11px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--ac);
  background: var(--panel);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), transform 0.25s var(--ease);
}
.hero-method .mono { font-size: 10px; letter-spacing: 0.2em; color: var(--ac); }
.hero-method b { font-size: 14px; font-weight: 700; }
.hero-method i { font-style: normal; color: var(--ac); transition: transform 0.25s var(--ease); }
.hero-method:hover { border-color: color-mix(in srgb, var(--ac) 55%, transparent); transform: translateY(2px); }
.hero-method:hover i { transform: translateY(3px); }

.hero-cta { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 30px; }

.hero-stats {
  display: flex; flex-wrap: wrap; gap: clamp(22px, 4vw, 52px);
  margin-top: clamp(26px, 4.5vh, 44px);
  padding-top: 22px;
  border-top: 1px solid var(--line-2);
}
.hero-stats dt {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 700; color: var(--ink); line-height: 1;
}
.hero-stats dt b { color: var(--ac); font-weight: 700; }
.hero-stats dd { margin-top: 6px; font-size: 12.5px; color: var(--dim); letter-spacing: 0.06em; }

/* radar panel */
.hero-radar {
  position: relative;
  padding: 18px;
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero-radar::before, .hero-radar::after {
  content: "";
  position: absolute; width: 14px; height: 14px;
  border: 2px solid var(--ac);
}
.hero-radar::before { top: -2px; left: -2px; border-right: 0; border-bottom: 0; }
.hero-radar::after { bottom: -2px; right: -2px; border-left: 0; border-top: 0; }

.radar-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-bottom: 14px;
  font-size: 11px; letter-spacing: 0.14em;
  color: var(--dim);
}
.radar-head span { display: inline-flex; align-items: center; gap: 8px; }
.radar-head b { color: var(--ink); font-weight: 600; }

.radar-shell { position: relative; aspect-ratio: 1; border: 1px solid var(--line-2); background: rgba(4, 6, 8, 0.5); overflow: hidden; }
#radar { position: absolute; inset: 0; width: 100%; height: 100%; }

.radar-read {
  display: flex; align-items: center; gap: 10px;
  margin-top: 14px;
  padding: 9px 12px;
  border: 1px solid var(--line-2);
  background: rgba(4, 6, 8, 0.55);
  font-size: 11.5px; color: var(--ink);
  min-height: 38px;
}
.rr-tag { color: var(--ac); font-size: 10px; letter-spacing: 0.2em; }
.radar-read [data-radar-read] {
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.radar-foot {
  display: flex; flex-wrap: wrap; gap: 12px;
  margin-top: 12px;
  font-size: 10px; color: var(--dim); letter-spacing: 0.08em;
}
.radar-foot span { display: inline-flex; align-items: center; gap: 6px; }

/* side rails */
.rail {
  position: absolute; top: 50%; z-index: 2;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-size: 10px; letter-spacing: 0.34em;
  color: var(--faint);
  user-select: none;
}
.rail-l { left: 18px; }
.rail-r { right: 18px; transform: translateY(-50%) rotate(180deg); }

/* hero marquee */
.hero-marquee {
  position: absolute; left: 0; right: 0; bottom: 0;
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
  background: rgba(4, 6, 8, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.marquee { overflow: hidden; display: flex; }
.marquee-track {
  display: flex; align-items: center; gap: 34px;
  flex: 0 0 auto;
  padding: 12px 17px;
  font-size: 12px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--dim);
  white-space: nowrap;
  animation: marquee var(--marquee-s, 26s) linear infinite;
}
.marquee-track i { font-style: normal; color: var(--ac); }
.marquee-track span:nth-child(4n + 1) { color: var(--ink); }
@keyframes marquee { to { transform: translateX(-100%); } }

.scroll-cue {
  position: absolute; left: 50%; bottom: 58px;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: 9.5px; letter-spacing: 0.34em; color: var(--faint);
}
.scroll-cue i {
  width: 1px; height: 34px;
  background: linear-gradient(180deg, var(--ac), transparent);
  animation: cue-drop 1.8s var(--ease) infinite;
}
@keyframes cue-drop {
  0% { transform: scaleY(0); transform-origin: top; }
  45% { transform: scaleY(1); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================================
   METHOD — light paper band (信息熵)
   ============================================================ */
.method {
  background:
    radial-gradient(1.5px 1.5px at 24px 24px, rgba(11, 14, 9, 0.16) 1px, transparent 1.5px),
    var(--paper);
  background-size: 48px 48px, auto;
  color: var(--carbon);
  border-top: 4px solid var(--green);
  border-bottom: 1px solid rgba(11, 14, 9, 0.2);
}
.method .kicker { color: rgba(11, 14, 9, 0.6); }
.method .kicker b {
  background: rgba(11, 14, 9, 0.9);
  border-color: rgba(11, 14, 9, 0.9);
  color: var(--green);
}
.method .kicker::after { background: linear-gradient(90deg, rgba(11, 14, 9, 0.7), transparent); }
.method h2 { color: var(--carbon); }
.method h2 mark {
  color: var(--carbon);
  background: linear-gradient(transparent 52%, color-mix(in srgb, var(--green) 75%, transparent) 0);
  text-shadow: none;
  padding: 0 4px;
}

.method-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: clamp(24px, 4vw, 60px);
  align-items: center;
  margin-bottom: clamp(30px, 5vh, 52px);
}
.method-lead { font-size: clamp(1.02rem, 1.5vw, 1.18rem); color: rgba(11, 14, 9, 0.82); max-width: 640px; }
.method-lead b { background: rgba(11, 14, 9, 0.9); color: var(--paper); padding: 1px 8px; }
.method-formula {
  font-size: clamp(1rem, 2.2vw, 1.5rem);
  color: rgba(11, 14, 9, 0.5);
  border: 1px dashed rgba(11, 14, 9, 0.35);
  padding: clamp(14px, 2vw, 26px);
  text-align: center;
  background: rgba(255, 255, 255, 0.4);
  transform: rotate(-1.2deg);
}

.method-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 24px);
}
.m-card {
  padding: 24px 22px 26px;
  background: rgba(255, 255, 255, 0.66);
  border: 1.5px solid rgba(11, 14, 9, 0.85);
  box-shadow: 5px 5px 0 rgba(11, 14, 9, 0.85);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.m-card:hover { transform: translate(-3px, -3px); box-shadow: 9px 9px 0 rgba(11, 14, 9, 0.85); }
.m-card > span { font-size: 10px; letter-spacing: 0.22em; color: rgba(11, 14, 9, 0.5); }
.m-card h3 { margin: 10px 0 8px; font-size: 1.3rem; font-weight: 800; }
.m-card p { font-size: 0.94rem; color: rgba(11, 14, 9, 0.72); line-height: 1.7; }

/* ============================================================
   FEATURED BENTO (home)
   ============================================================ */
.bento {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: clamp(14px, 1.8vw, 22px);
}
.feat-card {
  --spot-x: 50%; --spot-y: 0%;
  position: relative;
  grid-column: span 2;
  display: flex; flex-direction: column;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.fc-wide { grid-column: span 4; }
.fc-tall { grid-column: span 2; grid-row: span 2; }

.feat-card::after {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none;
  background: radial-gradient(420px 300px at var(--spot-x) var(--spot-y),
    color-mix(in srgb, var(--ac) 9%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}
.feat-card:hover::after { opacity: 1; }
.feat-card:hover {
  border-color: color-mix(in srgb, var(--ac) 60%, transparent);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5), 0 0 0 1px color-mix(in srgb, var(--ac) 25%, transparent);
}

.fc-media {
  position: relative;
  aspect-ratio: 16 / 9.4;
  overflow: hidden;
  border-bottom: 1px solid var(--line-2);
  background: #05080c;
}
.fc-tall .fc-media { flex: 1 1 auto; aspect-ratio: auto; min-height: 300px; }
.fc-media img, .fc-media video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  transition: transform 0.6s var(--ease), filter 0.6s var(--ease);
  filter: saturate(0.96);
}
.feat-card:hover .fc-media img, .feat-card:hover .fc-media video { transform: scale(1.045); filter: saturate(1.12); }
.fc-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(5, 8, 12, 0.55));
  pointer-events: none;
}

.fc-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 8px; flex: 0 0 auto; }
.fc-idx {
  position: absolute; top: 12px; left: 14px; z-index: 2;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.14em;
  color: var(--ac);
  background: rgba(4, 6, 8, 0.72);
  border: 1px solid color-mix(in srgb, var(--ac) 40%, transparent);
}
.fc-body h3 { font-size: 1.22rem; font-weight: 800; letter-spacing: 0.01em; }
.fc-body > p { font-size: 0.92rem; color: var(--dim); line-height: 1.66; }
.fc-body .tag-row { margin-top: 6px; }

.fc-go {
  position: absolute; right: 16px; top: 12px; z-index: 2;
  font-size: 10.5px; letter-spacing: 0.18em; color: var(--ac);
  opacity: 0; transform: translateX(-8px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.feat-card:hover .fc-go { opacity: 1; transform: none; }

/* ============================================================
   OPS CONSOLE (home + workflow visuals)
   ============================================================ */
.ops-console {
  border: 1px solid var(--line);
  background: rgba(5, 8, 11, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.ops-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 11px 18px;
  border-bottom: 1px solid var(--line-2);
  font-size: 11px; letter-spacing: 0.1em; color: var(--dim);
  background: rgba(233, 241, 233, 0.03);
}
.ops-bar span { display: inline-flex; align-items: center; gap: 9px; }

.ops-row {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr) auto;
  gap: 18px; align-items: center;
  padding: 18px;
  border-bottom: 1px solid var(--line-2);
  transition: background 0.25s var(--ease);
}
.ops-row:last-child { border-bottom: 0; }
.ops-row:hover { background: color-mix(in srgb, var(--ac) 5%, transparent); }
.ops-time {
  font-size: 11px; letter-spacing: 0.14em; color: var(--ac);
  border: 1px solid color-mix(in srgb, var(--ac) 35%, transparent);
  padding: 6px 0; text-align: center;
}
.ops-main h3 { font-size: 1.06rem; font-weight: 700; }
.ops-line {
  margin-top: 5px;
  font-size: 11.5px; color: var(--dim);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ops-row:hover .ops-line { color: var(--ac); }
.ops-line.is-typing::after { content: "▌"; color: var(--ac); animation: caret 0.9s steps(1) infinite; }
@keyframes caret { 50% { opacity: 0; } }

/* ============================================================
   SERVICE TEASER RAIL (home)
   ============================================================ */
.svc-rail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 1.6vw, 20px);
}
.svc-chip {
  position: relative;
  padding: 20px 20px 18px;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.svc-chip::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px; background: var(--ac);
  transform: scaleY(0); transform-origin: top;
  transition: transform 0.3s var(--ease-snap);
}
.svc-chip:hover { border-color: color-mix(in srgb, var(--ac) 55%, transparent); transform: translateY(-3px); }
.svc-chip:hover::before { transform: scaleY(1); }
.svc-chip span { font-size: 10px; letter-spacing: 0.2em; color: var(--ac); }
.svc-chip b { display: block; margin-top: 8px; font-size: 1.05rem; font-weight: 800; }
.svc-chip p { margin-top: 4px; font-size: 0.85rem; color: var(--dim); }

/* ============================================================
   CTA BAND + CONTACT CARDS
   ============================================================ */
.cta-band {
  border-top: 1px solid var(--line-2);
  background:
    repeating-linear-gradient(-45deg, color-mix(in srgb, var(--orange) 14%, transparent) 0 16px, transparent 16px 32px) top / 100% 8px no-repeat,
    linear-gradient(180deg, rgba(9, 13, 18, 0.5), transparent);
}
.cta-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
}
.cta-copy h2 { margin-bottom: 14px; }
.cta-copy > p { color: var(--dim); max-width: 480px; }
.cta-copy .hero-cta { margin-top: 26px; }

.cta-cards { display: flex; flex-direction: column; gap: 14px; }

.contact-card {
  display: block;
  padding: 20px 22px;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.contact-card:hover { border-color: color-mix(in srgb, var(--ac) 55%, transparent); transform: translateX(6px); }
.contact-card span { font-size: 10px; letter-spacing: 0.24em; color: var(--ac); }
.contact-card strong {
  display: block; margin: 6px 0 4px;
  font-size: 1.25rem; font-weight: 800;
  word-break: break-all;
}
.contact-card p { font-size: 0.88rem; color: var(--dim); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(4, 6, 8, 0.85);
}
.foot-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 60px);
  padding-block: clamp(36px, 6vh, 60px);
}
.foot-brand b { font-size: 15px; letter-spacing: 0.2em; color: var(--ac); }
.foot-brand p { margin-top: 12px; font-size: 0.88rem; color: var(--dim); }
.foot-nav { display: flex; flex-direction: column; gap: 9px; }
.foot-nav a { width: fit-content; font-size: 0.92rem; color: var(--dim); transition: color 0.2s, transform 0.2s; }
.foot-nav a:hover { color: var(--ac); transform: translateX(4px); }
.foot-contact { display: flex; flex-direction: column; gap: 9px; font-size: 12px; color: var(--dim); }
.foot-contact a { color: var(--ink); word-break: break-all; }
.foot-contact a:hover { color: var(--ac); }
.foot-line {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  padding: 16px clamp(16px, 4vw, 44px);
  border-top: 1px solid var(--line-2);
  font-size: 10.5px; letter-spacing: 0.14em; color: var(--faint);
}
.foot-line b { color: var(--ac); }

/* ============================================================
   SUBPAGE HERO
   ============================================================ */
.page-hero {
  padding-top: calc(var(--head-h) + clamp(48px, 9vh, 110px));
  padding-bottom: clamp(30px, 5vh, 56px);
}
.crumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  margin-bottom: 22px;
  font-size: 11px; letter-spacing: 0.18em; color: var(--faint);
  text-transform: uppercase;
}
.crumb a { color: var(--dim); transition: color 0.2s; }
.crumb a:hover { color: var(--ac); }
.crumb b { color: var(--ac); font-weight: 600; }
.crumb i { font-style: normal; color: var(--faint); }

.ph-title {
  font-size: clamp(2.5rem, 7.5vw, 5.2rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: 0.01em;
}
.ph-title em {
  font-style: normal;
  font-family: var(--font-display);
  font-stretch: condensed;
  text-transform: uppercase;
  display: block;
  font-size: 0.42em;
  letter-spacing: 0.3em;
  color: var(--ac);
  margin-bottom: 10px;
}
.ph-lead { margin-top: 18px; max-width: 720px; color: var(--dim); font-size: clamp(0.98rem, 1.5vw, 1.12rem); }
.ph-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }

/* ============================================================
   PROJECT MATRIX (software.html)
   ============================================================ */
.filter-deck {
  position: sticky;
  top: var(--head-h);
  z-index: 90;
  margin-bottom: clamp(24px, 4vh, 40px);
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: rgba(5, 7, 10, 0.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.fd-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.fd-label {
  margin-right: 6px;
  font-size: 10px; letter-spacing: 0.22em; color: var(--faint);
}
.f-chip {
  padding: 7px 14px;
  border: 1px solid var(--line);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 11.5px; letter-spacing: 0.06em;
  color: var(--dim);
  transition: all 0.22s var(--ease);
}
.f-chip:hover { border-color: var(--ac); color: var(--ac); }
.f-chip.on {
  background: var(--ac); border-color: var(--ac);
  color: var(--carbon); font-weight: 700;
  box-shadow: 0 0 16px color-mix(in srgb, var(--ac) 40%, transparent);
}
.fd-note { margin-left: auto; font-size: 11px; color: var(--faint); }

.matrix {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(14px, 1.8vw, 22px);
}
.p-card {
  --spot-x: 50%; --spot-y: 0%;
  position: relative;
  display: flex; flex-direction: column;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease),
    opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.p-card::after {
  content: "";
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(380px 260px at var(--spot-x) var(--spot-y),
    color-mix(in srgb, var(--ac) 8%, transparent), transparent 70%);
  opacity: 0; transition: opacity 0.3s var(--ease);
}
a.p-card:hover::after { opacity: 1; }
a.p-card:hover {
  border-color: color-mix(in srgb, var(--ac) 60%, transparent);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.5);
}
.p-card.is-hidden { display: none; }

.p-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-bottom: 1px solid var(--line-2);
  background: #05080c;
}
.p-media img, .p-media video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  transition: transform 0.6s var(--ease);
}
a.p-card:hover .p-media img, a.p-card:hover .p-media video { transform: scale(1.05); }
.p-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(5, 8, 12, 0.5));
  pointer-events: none;
}

.p-mono {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 700; letter-spacing: 0.18em;
  color: color-mix(in srgb, var(--ac) 80%, var(--ink));
  background:
    repeating-linear-gradient(0deg, rgba(233, 241, 233, 0.03) 0 1px, transparent 1px 7px),
    radial-gradient(70% 90% at 50% 110%, color-mix(in srgb, var(--ac) 13%, transparent), transparent 72%);
  text-shadow: 0 0 30px color-mix(in srgb, var(--ac) 50%, transparent);
}
.p-mono small { position: absolute; bottom: 10px; left: 0; right: 0; text-align: center; font-size: 9.5px; letter-spacing: 0.3em; color: var(--faint); }

.p-body { display: flex; flex-direction: column; gap: 8px; padding: 16px 18px 18px; flex: 1; }
.p-num {
  position: absolute; top: 10px; left: 12px; z-index: 2;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.12em;
  color: var(--ac);
  background: rgba(4, 6, 8, 0.75);
  border: 1px solid color-mix(in srgb, var(--ac) 35%, transparent);
}
.p-body h3 { font-size: 1.1rem; font-weight: 800; }
.p-body > p { font-size: 0.88rem; color: var(--dim); line-height: 1.66; flex: 1; }
.p-body .tag-row { margin-top: 4px; }

.p-card.is-reserved { border-style: dashed; background: rgba(10, 13, 17, 0.5); }
.p-card.is-reserved .p-mono { color: var(--faint); text-shadow: none; }
.p-card.is-reserved h3 { color: var(--dim); }

.matrix-legend {
  display: flex; flex-wrap: wrap; gap: 16px;
  margin-top: clamp(24px, 4vh, 38px);
  padding: 14px 18px;
  border: 1px dashed var(--line);
  font-size: 11px; color: var(--dim);
}
.matrix-legend span { display: inline-flex; align-items: center; gap: 8px; }

/* ============================================================
   PROJECT DETAIL PAGES
   ============================================================ */
.d-hero {
  position: relative;
  padding-top: calc(var(--head-h) + clamp(48px, 8vh, 96px));
  padding-bottom: clamp(28px, 4vh, 48px);
  overflow: clip;
}
.d-idx {
  position: absolute; right: -1%; top: var(--head-h);
  z-index: -1;
  font-family: var(--font-display);
  font-stretch: condensed;
  font-weight: 800;
  font-size: clamp(9rem, 26vw, 24rem);
  line-height: 0.8;
  color: transparent;
  -webkit-text-stroke: 1.5px color-mix(in srgb, var(--ac) 22%, transparent);
  user-select: none;
  pointer-events: none;
}
.d-type {
  display: inline-flex; align-items: center; gap: 10px;
  margin-bottom: 16px;
  font-size: 11px; letter-spacing: 0.2em; color: var(--ac);
}
.d-title {
  font-size: clamp(2.2rem, 6.4vw, 4.6rem);
  font-weight: 900; line-height: 1.12; letter-spacing: 0.01em;
  max-width: 900px;
}
.d-lead { margin-top: 18px; max-width: 720px; color: var(--dim); font-size: clamp(0.98rem, 1.5vw, 1.14rem); }
.d-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  margin-top: 24px;
}
.d-meta .st { margin-left: 0; font-size: 11.5px; }

.d-hero-media {
  margin-top: clamp(28px, 5vh, 48px);
  border: 1px solid var(--line);
  background: #05080c;
  overflow: hidden;
  position: relative;
}
.d-hero-media img, .d-hero-media video { width: 100%; max-height: 68vh; object-fit: cover; object-position: center top; }

.d-sec { padding-block: clamp(40px, 7vh, 76px); border-top: 1px solid var(--line-2); }
.d-sec-head { display: flex; align-items: baseline; gap: 16px; margin-bottom: clamp(20px, 3.5vh, 34px); }
.d-sec-head .mono {
  font-size: 11px; letter-spacing: 0.2em; color: var(--ac);
  border: 1px solid color-mix(in srgb, var(--ac) 40%, transparent);
  padding: 4px 10px;
  flex: 0 0 auto;
}
.d-sec-head h2 { font-size: clamp(1.5rem, 3.2vw, 2.2rem); }

.prob-panel {
  position: relative;
  max-width: 860px;
  padding: clamp(22px, 3.5vw, 36px);
  border: 1px solid var(--line);
  border-left: 4px solid var(--ac);
  background: var(--panel);
  font-size: clamp(1rem, 1.5vw, 1.14rem);
  color: var(--ink);
}
.prob-panel p + p { margin-top: 12px; color: var(--dim); font-size: 0.95em; }
.prob-panel::after {
  content: "?";
  position: absolute; right: 18px; top: 6px;
  font-family: var(--font-display);
  font-size: 74px; font-weight: 800;
  color: color-mix(in srgb, var(--ac) 14%, transparent);
}

.f-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(12px, 1.6vw, 18px);
}
.f-item {
  display: flex; gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--line-2);
  background: rgba(9, 13, 18, 0.55);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}
.f-item:hover { border-color: color-mix(in srgb, var(--ac) 45%, transparent); background: color-mix(in srgb, var(--ac) 5%, transparent); }
.f-item .mono { flex: 0 0 auto; font-size: 11px; color: var(--ac); padding-top: 4px; }
.f-item b { display: block; font-size: 0.98rem; font-weight: 700; }
.f-item p { font-size: 0.86rem; color: var(--dim); margin-top: 3px; line-height: 1.6; }

/* gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: clamp(12px, 1.8vw, 20px);
}
.shot {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: #05080c;
  overflow: hidden;
}
.shot img, .shot video {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover; object-position: center top;
  transition: transform 0.5s var(--ease);
}
.shot.is-zoom { cursor: zoom-in; }
.shot.is-zoom:hover img { transform: scale(1.03); }
.shot-phone img, .shot-phone video { aspect-ratio: 10 / 16; }
.shot-tall img { aspect-ratio: 10 / 13; }
.shot-video video { aspect-ratio: 16 / 9; }
.shot-video-v { max-width: 380px; }
.shot-video-v video { aspect-ratio: 9 / 16; object-fit: cover; }
.shot figcaption {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 14px;
  border-top: 1px solid var(--line-2);
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.08em;
  color: var(--dim);
}
.shot figcaption i { font-style: normal; color: var(--ac); flex: 0 0 auto; }
.gallery-note {
  margin-top: 16px;
  padding: 12px 16px;
  border: 1px dashed color-mix(in srgb, var(--orange) 45%, transparent);
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 11.5px;
  background: color-mix(in srgb, var(--orange) 5%, transparent);
}

/* console-style rendering for workflow projects without screenshots */
.term {
  border: 1px solid var(--line);
  background: rgba(4, 7, 10, 0.88);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.9;
  overflow: hidden;
}
.term-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line-2);
  background: rgba(233, 241, 233, 0.03);
  color: var(--dim);
  font-size: 11px; letter-spacing: 0.1em;
}
.term-bar i { width: 9px; height: 9px; border-radius: 50%; }
.term-bar i:nth-child(1) { background: var(--red); }
.term-bar i:nth-child(2) { background: var(--orange); }
.term-bar i:nth-child(3) { background: var(--green); }
.term-bar span { margin-left: 8px; }
.term-body { padding: 18px 20px; overflow-x: auto; }
.term-body p { white-space: pre-wrap; word-break: break-word; color: var(--dim); }
.term-body p b { color: var(--ink); font-weight: 600; }
.term-body .t-green { color: var(--green); }
.term-body .t-cyan { color: var(--cyan); }
.term-body .t-orange { color: var(--orange); }
.term-body .t-dim { color: var(--faint); }

/* access / download */
.access-rows { display: flex; flex-direction: column; gap: 12px; max-width: 860px; }
.acc-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.acc-row .acc-info { flex: 1 1 300px; min-width: 0; }
.acc-row .acc-info b { display: block; font-size: 1rem; font-weight: 700; }
.acc-row .acc-info p { font-size: 0.85rem; color: var(--dim); margin-top: 2px; }
.acc-note {
  margin-top: 16px;
  font-size: 12px; color: var(--faint);
  font-family: var(--font-mono);
}

/* live demo facade */
.demo-shell {
  position: relative;
  border: 1px solid var(--line);
  background: #04070a;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.demo-shell iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.demo-boot {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  background:
    radial-gradient(60% 70% at 50% 60%, color-mix(in srgb, var(--ac) 10%, transparent), transparent 75%),
    repeating-linear-gradient(0deg, rgba(233, 241, 233, 0.02) 0 1px, transparent 1px 6px);
  transition: opacity 0.4s var(--ease);
}
.demo-boot b { font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.2em; color: var(--ac); }
.demo-boot p { font-size: 12px; color: var(--dim); max-width: 420px; text-align: center; padding: 0 20px; }

/* next steps */
.next-list { max-width: 860px; counter-reset: nx; }
.next-list li {
  counter-increment: nx;
  display: flex; align-items: baseline; gap: 16px;
  padding: 16px 4px;
  border-bottom: 1px dashed var(--line);
  font-size: 0.98rem;
}
.next-list li::before {
  content: "NX_0" counter(nx);
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.14em;
  color: var(--ac);
}
.next-list li b { font-weight: 700; }
.next-list li span { color: var(--dim); }

/* prev / next project nav */
.pn-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
}
.pn-nav a {
  display: flex; flex-direction: column; gap: 8px;
  padding: clamp(24px, 4vw, 44px);
  transition: background 0.25s var(--ease);
}
.pn-nav a:hover { background: color-mix(in srgb, var(--ac) 6%, transparent); }
.pn-nav a + a { border-left: 1px solid var(--line); text-align: right; align-items: flex-end; }
.pn-nav .mono { font-size: 10px; letter-spacing: 0.22em; color: var(--ac); }
.pn-nav b { font-size: clamp(1.05rem, 2.4vw, 1.5rem); font-weight: 800; }
.pn-nav a:hover b { color: var(--ac); }

/* ============================================================
   SERVICES PAGE
   ============================================================ */
.svc-stack { display: flex; flex-direction: column; gap: clamp(16px, 2.4vh, 26px); }
.svc-block {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(20px, 3.5vw, 52px);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.3s var(--ease);
}
.svc-block:hover { border-color: color-mix(in srgb, var(--ac) 45%, transparent); }
.svc-block::before {
  content: attr(data-no);
  position: absolute; right: 10px; top: -14px;
  font-family: var(--font-display);
  font-stretch: condensed;
  font-size: clamp(4.4rem, 9vw, 7.5rem);
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1.2px color-mix(in srgb, var(--ac) 20%, transparent);
  pointer-events: none;
}
.svc-block h3 { font-size: clamp(1.35rem, 2.6vw, 1.9rem); font-weight: 800; margin: 8px 0 12px; }
.svc-block .svc-tag { font-size: 10.5px; letter-spacing: 0.2em; color: var(--ac); }
.svc-block .svc-desc { color: var(--dim); font-size: 0.96rem; max-width: 520px; }
.svc-fit { margin-top: 14px; font-size: 0.88rem; color: var(--faint); }
.svc-fit b { color: var(--dim); }

.svc-deliver { display: flex; flex-direction: column; gap: 0; }
.svc-deliver-label { font-size: 10px; letter-spacing: 0.22em; color: var(--faint); margin-bottom: 8px; display: block; }
.svc-deliver li {
  display: flex; gap: 10px; align-items: baseline;
  font-size: 0.9rem; color: var(--dim);
  padding: 7px 0;
  border-bottom: 1px dashed var(--line-2);
}
.svc-deliver li::before { content: "▸"; color: var(--ac); font-size: 11px; }

.svc-proof { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.svc-proof a {
  padding: 6px 12px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px; color: var(--dim);
  transition: all 0.2s var(--ease);
}
.svc-proof a:hover { border-color: var(--ac); color: var(--ac); }
.svc-cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 20px; }
.svc-price { font-family: var(--font-mono); font-size: 12px; color: var(--orange); }

.price-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}
.price-card {
  padding: 18px;
  border: 1px solid var(--line);
  background: rgba(4, 7, 10, 0.5);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.price-card:hover { border-color: color-mix(in srgb, var(--ac) 50%, transparent); transform: translateY(-3px); }
.price-card span { font-size: 10px; letter-spacing: 0.2em; color: var(--ac); }
.price-card strong { display: block; margin: 8px 0 6px; font-size: 1.3rem; font-weight: 800; }
.price-card p { font-size: 0.82rem; color: var(--dim); line-height: 1.6; }

.materials {
  margin-top: 18px;
  padding: 18px 20px;
  border: 1px dashed var(--line);
  background: rgba(4, 7, 10, 0.4);
}
.materials > span { font-size: 10px; letter-spacing: 0.22em; color: var(--faint); }
.materials ul { margin-top: 10px; display: grid; gap: 7px; }
.materials li { display: flex; gap: 10px; font-size: 0.88rem; color: var(--dim); }
.materials li::before { content: "□"; color: var(--orange); }

/* ============================================================
   SHARE PAGE
   ============================================================ */
.cast-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(14px, 1.8vw, 22px);
}
.cast-card {
  position: relative;
  display: flex; flex-direction: column;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.cast-card:hover { border-color: color-mix(in srgb, var(--ac) 55%, transparent); box-shadow: 0 14px 40px rgba(0, 0, 0, 0.45); }
.cast-media {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #05080c;
  border-bottom: 1px solid var(--line-2);
  overflow: hidden;
}
.cast-media video, .cast-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cast-media.cast-media-v video { object-fit: contain; background: #04060a; }
.cast-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.cast-body h3 { font-size: 1.08rem; font-weight: 800; }
.cast-body p { font-size: 0.87rem; color: var(--dim); flex: 1; }
.cast-kind {
  position: absolute; top: 10px; left: 12px; z-index: 2;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.16em;
  color: var(--ac);
  background: rgba(4, 6, 8, 0.75);
  border: 1px solid color-mix(in srgb, var(--ac) 35%, transparent);
}
.cast-foot { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }

.log-times { max-width: 860px; }
.log-row {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 20px;
  padding: 20px 4px;
  border-bottom: 1px dashed var(--line);
}
.log-row time { font-family: var(--font-mono); font-size: 12px; color: var(--ac); padding-top: 3px; }
.log-row h3 { font-size: 1.05rem; font-weight: 800; }
.log-row p { margin-top: 4px; font-size: 0.9rem; color: var(--dim); }
.log-row .log-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.log-row .log-links a {
  font-family: var(--font-mono); font-size: 11px; color: var(--dim);
  border-bottom: 1px solid var(--line);
  transition: color 0.2s, border-color 0.2s;
}
.log-row .log-links a:hover { color: var(--ac); border-color: var(--ac); }

/* ============================================================
   SKILLS PAGE
   ============================================================ */
.skill-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(14px, 1.8vw, 22px);
}
.skill-card {
  display: flex; flex-direction: column; gap: 10px;
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--line);
  background: var(--panel);
  transition: border-color 0.3s var(--ease);
}
.skill-card:hover { border-color: color-mix(in srgb, var(--ac) 45%, transparent); }
.skill-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.skill-head span { font-size: 10.5px; letter-spacing: 0.18em; color: var(--ac); font-family: var(--font-mono); }
.skill-card h2 { font-size: clamp(1.15rem, 2vw, 1.45rem); font-weight: 800; word-break: break-word; }
.skill-card .skill-tagline { color: var(--ink); font-size: 0.95rem; }
.skill-card > p { color: var(--dim); font-size: 0.88rem; flex: 1; }
.skill-meta { display: flex; flex-direction: column; gap: 6px; margin-top: 4px; }
.skill-meta span {
  font-family: var(--font-mono); font-size: 11px; color: var(--faint);
  display: flex; gap: 8px;
}
.skill-meta span::before { content: "//"; color: var(--ac); }
.dl-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 12px; }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid-lg {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 24px);
}
.contact-card-lg {
  position: relative;
  display: block;
  padding: clamp(24px, 3.4vw, 40px);
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.contact-card-lg:hover { border-color: color-mix(in srgb, var(--ac) 55%, transparent); transform: translateY(-4px); }
.contact-card-lg span { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.24em; color: var(--ac); }
.contact-card-lg strong {
  display: block; margin: 12px 0 8px;
  font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 900;
  word-break: break-all;
}
.contact-card-lg p { color: var(--dim); font-size: 0.92rem; }
.contact-card-lg .cc-hint {
  margin-top: 16px;
  font-family: var(--font-mono); font-size: 11px; color: var(--faint);
}
.wechat-qr {
  width: min(188px, 72vw);
  margin-top: 18px;
  padding: 8px;
  border: 1px solid color-mix(in srgb, var(--ac) 44%, transparent);
  background: linear-gradient(180deg, rgba(8, 12, 16, 0.94), rgba(4, 7, 10, 0.88));
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06) inset, 0 18px 42px rgba(0, 0, 0, 0.34);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
.wechat-qr img {
  width: 100%;
  padding: 6px;
  border: 1px solid color-mix(in srgb, var(--ac) 24%, transparent);
  border-radius: 3px;
  background: #fff;
}
.wechat-qr figcaption {
  padding: 8px 4px 1px;
  color: color-mix(in srgb, var(--ac) 72%, #ffffff);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-align: center;
}
.topic-row { display: flex; flex-wrap: wrap; gap: 10px; }
.topic-row .tag { font-size: 11.5px; padding: 7px 14px; }

/* Static deploy image fallback */
.img-missing {
  display: none !important;
}
.media-missing {
  position: relative;
  min-height: 180px;
  background:
    radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--ac) 13%, transparent), transparent 62%),
    linear-gradient(135deg, rgba(233, 241, 233, 0.06), rgba(4, 7, 10, 0.86)),
    repeating-linear-gradient(0deg, rgba(233, 241, 233, 0.035) 0 1px, transparent 1px 8px);
  border-color: color-mix(in srgb, var(--ac) 26%, var(--line));
  overflow: hidden;
}
.media-missing::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--ac) 10%, transparent), transparent);
  animation: media-scan 2.6s linear infinite;
}
.media-fallback {
  position: absolute;
  inset: 18px;
  z-index: 2;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  color: color-mix(in srgb, var(--ac) 76%, #ffffff);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.08em;
  text-shadow: 0 0 16px color-mix(in srgb, var(--ac) 40%, transparent);
}
@keyframes media-scan {
  from { transform: translateX(-100%); }
  to { transform: translateX(100%); }
}

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lb {
  position: fixed; inset: 0; z-index: 400;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(16px, 4vw, 48px);
  background: rgba(2, 3, 5, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  transition: opacity 0.25s var(--ease);
}
.lb.open { opacity: 1; }
.lb-frame {
  position: relative;
  max-width: min(1100px, 100%);
  max-height: 100%;
  overflow: auto;
  border: 1px solid var(--line);
  background: #04060a;
}
.lb-frame img { width: auto; max-width: 100%; margin-inline: auto; }
.lb-cap {
  position: sticky; bottom: 0;
  padding: 10px 16px;
  background: rgba(4, 6, 10, 0.9);
  border-top: 1px solid var(--line-2);
  font-family: var(--font-mono);
  font-size: 11px; color: var(--dim);
}
.lb-close {
  position: fixed; top: 18px; right: 18px;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  background: rgba(4, 6, 8, 0.8);
  color: var(--ink);
  font-size: 20px;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}
.lb-close:hover { border-color: var(--ac); color: var(--ac); transform: rotate(90deg); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1280px) {
  .rail { display: none; }
}

@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .hero-radar { max-width: 460px; }
  .bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feat-card, .fc-wide { grid-column: span 1; }
  .fc-tall { grid-column: span 1; grid-row: span 2; }
  .matrix { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .svc-rail { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cast-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .method-grid { grid-template-columns: minmax(0, 1fr); }
  .method-formula { max-width: 460px; }
  .svc-block { grid-template-columns: minmax(0, 1fr); }
  .d-idx { opacity: 0.6; }
}

@media (max-width: 900px) {
  .nav, .head-status { display: none; }
  .nav-toggle { display: inline-flex; }
  .hero { padding-bottom: 110px; }
  .skill-grid { grid-template-columns: minmax(0, 1fr); }
  .contact-grid-lg { grid-template-columns: minmax(0, 1fr); }
  .cta-grid { grid-template-columns: minmax(0, 1fr); }
  .foot-grid { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .pn-nav { grid-template-columns: minmax(0, 1fr); }
  .pn-nav a + a { border-left: 0; border-top: 1px solid var(--line); }
}

@media (max-width: 720px) {
  body { font-size: 15px; }
  .method-cards { grid-template-columns: minmax(0, 1fr); }
  .matrix { grid-template-columns: minmax(0, 1fr); }
  .cast-grid { grid-template-columns: minmax(0, 1fr); }
  .svc-rail { grid-template-columns: minmax(0, 1fr); }
  .bento { grid-template-columns: minmax(0, 1fr); }
  .fc-tall { grid-row: span 1; }
  .fc-tall .fc-media { min-height: 0; aspect-ratio: 3 / 4; }
  .f-grid { grid-template-columns: minmax(0, 1fr); }
  .ops-row { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .ops-time { width: 86px; }
  .ops-line { white-space: normal; }
  .ops-row .st { margin-left: 0; }
  .log-row { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .price-row { grid-template-columns: minmax(0, 1fr); }
  .filter-deck { position: static; }
  .fd-note { flex-basis: 100%; margin-left: 0; }
  .hero-stats { gap: 20px; }
  .d-meta { gap: 8px; }
  .shot-video-v { max-width: 100%; }
  .site-header, .mobile-menu, .bg-stack { max-width: 100vw; overflow-x: clip; }
}

@media (max-width: 420px) {
  .wrap { width: calc(100% - 32px); }
  .hero-title { font-size: clamp(3rem, 17.5vw, 4.4rem); }
  .hero-cn { font-size: clamp(1.55rem, 8.4vw, 2rem); gap: 10px; }
  .cn-mark { padding: 2px 10px 4px; }
  .ht-clock { display: none; }
  .hero-cta .btn, .hero-cta .btn-ghost { width: 100%; }
  .brand-txt small { display: none; }
  .hero-stats dt { font-size: 1.5rem; }
  .marquee-track { font-size: 10.5px; gap: 22px; }
  .sec { padding-block: 60px; }
  .d-sec-head { flex-direction: column; gap: 10px; }
  .acc-row { padding: 15px; }
  .btn, .btn-ghost { padding: 13px 20px; font-size: 13.5px; }
}

/* ============================================================
   V2 — GOLD SIGNAL + MEMBERSHIP OPS ROOM + RESOURCE TERMINAL
   ============================================================ */
:root {
  --gold: #ffd24d;
}
body[data-hue="gold"] { --ac: var(--gold); --ac2: var(--cyan); }

/* ---------- VIP nav item (会员服务) ---------- */
.nav a.nav-vip { color: color-mix(in srgb, var(--gold) 78%, var(--ink)); }
.nav a.nav-vip i { color: var(--gold); }
.nav a.nav-vip::after { background: var(--gold); box-shadow: 0 0 10px color-mix(in srgb, var(--gold) 70%, transparent); }
.nav a.nav-vip:hover, .nav a.nav-vip.on { color: var(--gold); }
.nav a.nav-vip:hover i, .nav a.nav-vip.on i { color: var(--gold); }
.mobile-menu a.nav-vip { color: var(--gold); }
.mobile-menu a.nav-vip span { color: var(--gold); }

/* ---------- broken-media fallback panels ---------- */
.p-media img.is-broken, .fc-media img.is-broken,
.d-hero-media img.is-broken, .shot img.is-broken,
.qr-pod img.is-broken { display: none; }
.media-fb { position: relative; }
.media-fb::before {
  content: "PARKER · LAB";
  position: absolute; inset: 0; z-index: 1;
  display: grid; place-items: center;
  padding: 12px; text-align: center;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.2vw, 1.6rem);
  font-weight: 700; letter-spacing: 0.2em;
  color: color-mix(in srgb, var(--ac) 78%, var(--ink));
  text-shadow: 0 0 28px color-mix(in srgb, var(--ac) 50%, transparent);
  background:
    repeating-linear-gradient(0deg, rgba(233, 241, 233, 0.03) 0 1px, transparent 1px 7px),
    radial-gradient(75% 95% at 50% 112%, color-mix(in srgb, var(--ac) 14%, transparent), transparent 72%),
    #05080c;
}
.media-fb[data-fb]::before { content: attr(data-fb); }
.media-fb::after {
  content: "SIGNAL LOST · 素材待接入";
  position: absolute; left: 0; right: 0; bottom: 10px; z-index: 1;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 9.5px; letter-spacing: 0.28em;
  color: var(--faint);
  background: none;
}

/* ---------- resource terminal (software.html) ---------- */
.res-console {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 24px;
  margin-bottom: clamp(18px, 3vh, 28px);
  padding: 13px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--ac);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--ac) 8%, transparent), transparent 58%),
    var(--panel);
  font-size: 11px; letter-spacing: 0.12em; color: var(--dim);
}
.res-console b { color: var(--ac); font-weight: 700; }
.res-console .rc-sep { color: var(--faint); }
.res-console .rc-right { margin-left: auto; display: inline-flex; gap: 8px; align-items: center; color: var(--faint); }

.res-card { cursor: default; }
.res-card:hover {
  border-color: color-mix(in srgb, var(--ac) 60%, transparent);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.5);
}
.res-card:hover::after { opacity: 1; }
.res-card:hover .p-media img { transform: scale(1.05); }
.res-card .p-media::before {
  content: "";
  position: absolute; left: 0; right: 0; top: -40%; z-index: 2;
  height: 34%;
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--ac) 9%, transparent), transparent);
  opacity: 0; pointer-events: none;
  transition: transform 0.9s var(--ease), opacity 0.4s var(--ease);
}
.res-card:hover .p-media::before { opacity: 1; transform: translateY(420%); }

.res-live {
  position: absolute; top: 10px; right: 12px; z-index: 2;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.18em; font-weight: 700;
  color: var(--green);
  background: rgba(4, 6, 8, 0.78);
  border: 1px solid color-mix(in srgb, var(--green) 45%, transparent);
}
.res-live.is-gold { color: var(--gold); border-color: color-mix(in srgb, var(--gold) 45%, transparent); }
.res-live.is-hold { color: var(--orange); border-color: color-mix(in srgb, var(--orange) 40%, transparent); }

.res-actions {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 12px; padding-top: 12px;
  border-top: 1px dashed var(--line-2);
}
.btn-res, .btn-res-ghost, .btn-res-hold {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 15px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.05em;
  font-family: var(--font-mono);
  transition: all 0.22s var(--ease);
}
.btn-res {
  color: var(--carbon);
  background: var(--ac);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}
.btn-res:hover { background: var(--ac2); box-shadow: 0 0 18px color-mix(in srgb, var(--ac) 45%, transparent); }
.btn-res-ghost {
  color: var(--dim);
  border: 1px solid var(--line);
  background: rgba(233, 241, 233, 0.03);
}
.btn-res-ghost:hover { color: var(--ac); border-color: var(--ac); }
.btn-res-hold {
  color: var(--orange);
  border: 1px dashed color-mix(in srgb, var(--orange) 55%, transparent);
  background: color-mix(in srgb, var(--orange) 6%, transparent);
  cursor: not-allowed;
}

.res-note {
  display: block; margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.06em; color: var(--faint);
}

/* detail-like band for AI 真人复刻 on software.html */
.res-detail {
  position: relative;
  margin-top: clamp(36px, 6vh, 60px);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid color-mix(in srgb, var(--cyan) 30%, var(--line));
  background:
    radial-gradient(60% 90% at 100% 0%, color-mix(in srgb, var(--cyan) 9%, transparent), transparent 65%),
    var(--panel);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px));
  overflow: hidden;
}
.res-detail-grid {
  display: grid; grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(24px, 4vw, 48px); align-items: center;
}
.res-detail h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-top: 10px; }
.res-detail .rd-lead { margin-top: 12px; color: var(--dim); line-height: 1.8; }
.rd-points { margin-top: 16px; display: grid; gap: 8px; }
.rd-points li {
  display: flex; gap: 10px; align-items: baseline;
  font-size: 0.92rem; color: var(--dim);
}
.rd-points li::before {
  content: "▸"; color: var(--cyan); font-size: 0.8em; flex: 0 0 auto;
}
.rd-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.rd-mock {
  position: relative;
  border: 1px solid var(--line);
  background: #060a0e;
  padding: 16px;
  font-family: var(--font-mono);
}
.rd-mock .mock-bar { margin-bottom: 12px; }
.rd-voice {
  display: flex; align-items: flex-end; gap: 3px;
  height: 54px; margin: 12px 0;
}
.rd-voice i {
  flex: 1; background: color-mix(in srgb, var(--cyan) 65%, transparent);
  animation: rd-eq 1.3s ease-in-out infinite;
  min-height: 12%;
}
.rd-voice i:nth-child(2n) { animation-delay: 0.18s; height: 62%; }
.rd-voice i:nth-child(3n) { animation-delay: 0.34s; height: 88%; }
.rd-voice i:nth-child(4n) { animation-delay: 0.09s; height: 40%; }
.rd-voice i:nth-child(5n) { animation-delay: 0.27s; height: 74%; }
@keyframes rd-eq { 0%, 100% { transform: scaleY(0.35); } 50% { transform: scaleY(1); } }
.rd-mock .mono-line { font-size: 10.5px; color: var(--dim); letter-spacing: 0.06em; line-height: 1.9; }
.rd-mock .mono-line b { color: var(--cyan); }

/* ---------- shared mock window ---------- */
.mock-bar {
  display: flex; align-items: center; gap: 6px;
  padding-bottom: 10px; border-bottom: 1px solid var(--line-2);
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.2em; color: var(--faint);
}
.mock-bar i { width: 7px; height: 7px; border-radius: 50%; background: var(--line); }
.mock-bar i:nth-child(1) { background: var(--red); }
.mock-bar i:nth-child(2) { background: var(--orange); }
.mock-bar i:nth-child(3) { background: var(--green); }
.mock-bar span { margin-left: 8px; }

/* ============================================================
   MEMBERSHIP — premium AI ops control room
   ============================================================ */
.mem-hero {
  position: relative;
  padding-top: calc(var(--head-h) + clamp(44px, 8vh, 96px));
  padding-bottom: clamp(36px, 6vh, 64px);
  overflow: clip;
}
.mem-hero-grid {
  display: grid; grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(30px, 5vw, 70px);
  align-items: center;
}
.mem-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px;
  border: 1px solid color-mix(in srgb, var(--gold) 45%, transparent);
  background: color-mix(in srgb, var(--gold) 8%, transparent);
  color: var(--gold);
  font-size: 11px; letter-spacing: 0.22em;
}
.mem-title {
  margin-top: 20px;
  font-size: clamp(2.5rem, 6.6vw, 4.6rem);
  font-weight: 900; line-height: 1.06; letter-spacing: 0.01em;
}
.mem-title em {
  display: block;
  font-style: normal;
  font-family: var(--font-display);
  font-size: 0.4em; letter-spacing: 0.32em; text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}
.mem-title mark {
  background: none; color: var(--gold);
  text-shadow: 0 0 34px color-mix(in srgb, var(--gold) 50%, transparent);
}
.mem-lead { margin-top: 18px; max-width: 560px; color: var(--dim); font-size: clamp(0.98rem, 1.5vw, 1.1rem); line-height: 1.85; }
.mem-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.mem-chips .tag { border-color: color-mix(in srgb, var(--gold) 30%, var(--line)); color: color-mix(in srgb, var(--gold) 55%, var(--dim)); }
.mem-promise {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: 22px; padding: 11px 16px;
  border-left: 3px solid var(--gold);
  background: color-mix(in srgb, var(--gold) 7%, transparent);
  font-size: 0.92rem; color: var(--ink);
}
.mem-promise b { color: var(--gold); }

/* price pod */
.price-pod {
  --pp-ac: var(--gold);
  position: relative;
  padding: clamp(24px, 3vw, 36px);
  border: 1px solid color-mix(in srgb, var(--pp-ac) 42%, transparent);
  background:
    repeating-linear-gradient(0deg, rgba(255, 210, 77, 0.03) 0 1px, transparent 1px 6px),
    radial-gradient(90% 70% at 50% 0%, color-mix(in srgb, var(--pp-ac) 10%, transparent), transparent 70%),
    linear-gradient(165deg, #14110a, #0a0d12 58%);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.55);
}
.price-pod::before {
  content: "";
  position: absolute; inset: 8px; pointer-events: none;
  border: 1px dashed color-mix(in srgb, var(--pp-ac) 18%, transparent);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}
.pp-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.24em; color: var(--faint);
}
.pp-head b { color: var(--pp-ac); }
.pp-was {
  display: flex; align-items: center; gap: 12px;
  margin-top: 18px;
}
.pp-was s {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--faint);
  text-decoration-color: var(--red);
  text-decoration-thickness: 2px;
}
.pp-off {
  padding: 3px 9px;
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 700; letter-spacing: 0.1em;
  color: var(--carbon); background: var(--red);
  clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 6px 100%, 0 calc(100% - 6px));
}
.pp-now {
  display: flex; align-items: baseline; gap: 8px;
  margin-top: 4px;
  font-family: var(--font-display);
  color: var(--pp-ac);
  text-shadow: 0 0 44px color-mix(in srgb, var(--pp-ac) 45%, transparent);
}
.pp-now b { font-size: clamp(3.2rem, 8vw, 5rem); font-weight: 800; line-height: 1; letter-spacing: 0.01em; }
.pp-now .pp-cur { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 800; }
.pp-now .pp-per { font-family: var(--font-mono); font-size: 13px; color: var(--dim); letter-spacing: 0.14em; }
.pp-tagline { margin-top: 6px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; color: var(--dim); }
.pp-list { margin-top: 20px; display: grid; gap: 10px; }
.pp-list li {
  display: flex; gap: 10px; align-items: baseline;
  font-size: 0.92rem; color: var(--ink); line-height: 1.6;
}
.pp-list li i { flex: 0 0 auto; transform: translateY(-1px); }
.pp-list li.pp-key { color: var(--pp-ac); font-weight: 700; }
.pp-cta { display: grid; gap: 10px; margin-top: 24px; }
.btn-gold {
  background: var(--gold);
  color: var(--carbon);
}
.btn-gold:hover { background: var(--green); }
.pp-foot {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: 0.16em; color: var(--faint);
  text-align: center;
}

/* module cards (安装配置 / 用法指导 / 行业咨询 / 企业赋能) */
.mod-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 24px);
}
.mod-card {
  --spot-x: 50%; --spot-y: 0%;
  position: relative;
  display: flex; flex-direction: column; gap: 14px;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.mod-card:hover {
  border-color: color-mix(in srgb, var(--gold) 55%, transparent);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5);
}
.mod-card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent 65%);
  opacity: 0.75;
}
.mod-head { display: flex; align-items: baseline; gap: 12px; }
.mod-idx {
  padding: 3px 9px;
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 700; letter-spacing: 0.14em;
  color: var(--gold);
  border: 1px solid color-mix(in srgb, var(--gold) 40%, transparent);
  background: color-mix(in srgb, var(--gold) 8%, transparent);
}
.mod-head h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); font-weight: 800; }
.mod-head .mod-en {
  margin-left: auto;
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.24em; color: var(--faint);
  text-transform: uppercase;
}
.mod-list { display: grid; gap: 8px; }
.mod-list li {
  display: flex; gap: 10px; align-items: baseline;
  font-size: 0.9rem; color: var(--dim); line-height: 1.65;
}
.mod-list li::before { content: "+"; color: var(--gold); font-family: var(--font-mono); font-weight: 700; flex: 0 0 auto; }
.mod-mock {
  margin-top: auto;
  border: 1px solid var(--line-2);
  background: #060a0e;
  padding: 13px 14px 14px;
  font-family: var(--font-mono);
  font-size: 11px; line-height: 2;
}
.mock-line { display: flex; gap: 9px; align-items: baseline; color: var(--dim); letter-spacing: 0.04em; }
.mock-line .ok { color: var(--green); }
.mock-line .run { color: var(--cyan); }
.mock-line .warn { color: var(--orange); }
.mock-line .no { color: var(--red); }
.mock-line b { color: var(--ink); font-weight: 600; }
.mock-prompt { color: var(--gold); }
.mock-track {
  position: relative; height: 5px; margin: 9px 0 3px;
  background: rgba(233, 241, 233, 0.07);
  overflow: hidden;
}
.mock-track i {
  position: absolute; inset: 0; right: 32%;
  background: linear-gradient(90deg, color-mix(in srgb, var(--gold) 55%, transparent), var(--gold));
  box-shadow: 0 0 12px color-mix(in srgb, var(--gold) 60%, transparent);
}
.mock-nodes { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.mock-nodes span {
  padding: 3px 8px;
  border: 1px solid var(--line);
  font-size: 9.5px; letter-spacing: 0.08em; color: var(--dim);
  background: rgba(233, 241, 233, 0.03);
}
.mock-nodes span.hot { border-color: color-mix(in srgb, var(--gold) 50%, transparent); color: var(--gold); }
.mock-nodes i { align-self: center; color: var(--faint); font-style: normal; font-size: 10px; }

/* process timeline */
.mem-flow {
  counter-reset: step;
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}
.mem-flow li {
  counter-increment: step;
  position: relative;
  padding: 44px 16px 18px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.mem-flow li::before {
  content: "0" counter(step);
  position: absolute; top: 12px; left: 14px;
  font-family: var(--font-mono);
  font-size: 12px; font-weight: 700; letter-spacing: 0.14em;
  color: var(--gold);
}
.mem-flow li::after {
  content: "";
  position: absolute; top: 21px; left: 52px; right: 14px;
  height: 1px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--gold) 45%, transparent), transparent);
}
.mem-flow b { display: block; font-size: 1rem; font-weight: 800; }
.mem-flow p { margin-top: 7px; font-size: 0.84rem; color: var(--dim); line-height: 1.65; }

/* included / not included */
.scope-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 24px);
}
.scope {
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--line);
  background: var(--panel);
}
.scope.scope-yes { border-top: 2px solid var(--green); }
.scope.scope-no { border-top: 2px solid rgba(255, 77, 92, 0.6); }
.scope h3 {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.05rem; font-weight: 800;
  margin-bottom: 16px;
}
.scope h3 .mono { font-size: 10px; letter-spacing: 0.22em; color: var(--faint); margin-left: auto; }
.scope ul { display: grid; gap: 10px; }
.scope li {
  display: flex; gap: 11px; align-items: baseline;
  font-size: 0.92rem; color: var(--dim); line-height: 1.65;
}
.scope li i {
  flex: 0 0 auto;
  font-style: normal; font-family: var(--font-mono); font-weight: 700;
}
.scope-yes li i { color: var(--green); }
.scope-no li i { color: var(--red); }
.scope-no li { color: var(--faint); }
.scope-note {
  margin-top: 14px; padding-top: 12px;
  border-top: 1px dashed var(--line-2);
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em; color: var(--faint);
}

/* membership final CTA band */
.mem-cta {
  position: relative;
  padding: clamp(30px, 5vw, 54px);
  border: 1px solid color-mix(in srgb, var(--gold) 40%, transparent);
  background:
    radial-gradient(70% 120% at 85% 0%, color-mix(in srgb, var(--gold) 12%, transparent), transparent 60%),
    repeating-linear-gradient(0deg, rgba(255, 210, 77, 0.025) 0 1px, transparent 1px 7px),
    var(--panel-solid);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
  display: flex; flex-wrap: wrap; align-items: center; gap: 24px 40px;
}
.mem-cta h2 { font-size: clamp(1.6rem, 3.4vw, 2.5rem); }
.mem-cta h2 mark { background: none; color: var(--gold); text-shadow: 0 0 30px color-mix(in srgb, var(--gold) 45%, transparent); }
.mem-cta p { margin-top: 10px; color: var(--dim); max-width: 520px; }
.mem-cta .mc-act { margin-left: auto; display: flex; flex-direction: column; gap: 10px; align-items: stretch; }
.mem-cta .mc-price { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--faint); text-align: center; }
.mem-cta .mc-price b { color: var(--gold); font-size: 15px; }

/* home membership band */
.mem-band { position: relative; }
.mem-band .wrap { position: relative; }
.mem-band-grid {
  display: grid; grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(28px, 4.5vw, 64px);
  align-items: center;
}
.mem-band .kicker b {
  background: color-mix(in srgb, var(--gold) 16%, transparent);
  border-color: color-mix(in srgb, var(--gold) 45%, transparent);
  color: var(--gold);
}
.mem-band .kicker::after { background: linear-gradient(90deg, var(--gold), transparent); }
.mem-band h2 mark { color: var(--gold); text-shadow: 0 0 26px color-mix(in srgb, var(--gold) 45%, transparent); }
.mem-mini-list { margin-top: 20px; display: grid; gap: 10px; max-width: 520px; }
.mem-mini-list li {
  display: flex; gap: 12px; align-items: baseline;
  padding: 11px 14px;
  border: 1px solid var(--line);
  background: rgba(13, 18, 24, 0.5);
  font-size: 0.93rem; color: var(--dim);
}
.mem-mini-list li b { color: var(--ink); font-weight: 700; }
.mem-mini-list li .mono { color: var(--gold); font-size: 10.5px; letter-spacing: 0.14em; flex: 0 0 auto; }
.mem-band .hero-cta { margin-top: 24px; }

/* ============================================================
   PAYMENT — focused checkout terminal
   ============================================================ */
.pay-main {
  padding-top: calc(var(--head-h) + clamp(40px, 7vh, 84px));
  padding-bottom: clamp(60px, 9vh, 110px);
}
.pay-grid {
  display: grid; grid-template-columns: 1.02fr 0.98fr;
  gap: clamp(22px, 3.5vw, 44px);
  align-items: stretch;
  margin-top: clamp(26px, 4vh, 44px);
}
.pay-order {
  position: relative;
  display: flex; flex-direction: column;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  background:
    radial-gradient(80% 60% at 0% 0%, color-mix(in srgb, var(--gold) 7%, transparent), transparent 65%),
    var(--panel);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}
.pay-order .po-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding-bottom: 14px; margin-bottom: 18px;
  border-bottom: 1px solid var(--line-2);
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.22em; color: var(--faint);
}
.pay-order .po-head b { color: var(--gold); }
.pay-order h1 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 900; line-height: 1.15; }
.pay-order h1 small {
  display: block;
  font-family: var(--font-mono); font-weight: 600;
  font-size: 0.42em; letter-spacing: 0.3em; color: var(--gold);
  margin-bottom: 8px; text-transform: uppercase;
}
.po-price { display: flex; align-items: baseline; flex-wrap: wrap; gap: 14px; margin-top: 18px; }
.po-price .pp-now b { font-size: clamp(2.6rem, 6vw, 3.8rem); }
.po-includes { margin-top: 18px; display: grid; gap: 9px; }
.po-includes li {
  display: flex; gap: 10px; align-items: baseline;
  font-size: 0.92rem; color: var(--ink); line-height: 1.6;
}
.pay-steps { margin-top: 22px; counter-reset: pay; display: grid; gap: 10px; }
.pay-steps li {
  counter-increment: pay;
  position: relative;
  display: flex; gap: 14px; align-items: baseline;
  padding: 12px 14px 12px 16px;
  border: 1px solid var(--line-2);
  border-left: 3px solid color-mix(in srgb, var(--gold) 55%, transparent);
  background: rgba(6, 9, 13, 0.6);
  font-size: 0.92rem; color: var(--dim); line-height: 1.65;
}
.pay-steps li::before {
  content: "STEP 0" counter(pay);
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 10px; font-weight: 700; letter-spacing: 0.16em;
  color: var(--gold);
}
.pay-steps li b { color: var(--ink); }
.pay-steps li code {
  font-family: var(--font-mono);
  padding: 1px 7px;
  color: var(--gold);
  background: color-mix(in srgb, var(--gold) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--gold) 30%, transparent);
  font-size: 0.88em; letter-spacing: 0.04em;
  white-space: nowrap;
}
.pay-back { display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; padding-top: 24px; }

.qr-pod {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px;
  padding: clamp(26px, 3.4vw, 40px);
  border: 1px solid color-mix(in srgb, var(--gold) 42%, transparent);
  background:
    repeating-linear-gradient(0deg, rgba(255, 210, 77, 0.03) 0 1px, transparent 1px 6px),
    radial-gradient(85% 65% at 50% 0%, color-mix(in srgb, var(--gold) 9%, transparent), transparent 70%),
    linear-gradient(170deg, #13100a, #090c11 60%);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
  text-align: center;
}
.qr-pod .qr-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: 0.26em; color: var(--gold);
}
.qr-frame {
  position: relative;
  padding: 12px;
  background: #fff;
  max-width: min(320px, 78vw);
}
.qr-frame::before, .qr-frame::after,
.qr-frame .qr-c::before, .qr-frame .qr-c::after {
  content: "";
  position: absolute;
  width: 22px; height: 22px;
  border: 2px solid var(--gold);
}
.qr-frame::before { top: -7px; left: -7px; border-right: 0; border-bottom: 0; }
.qr-frame::after { top: -7px; right: -7px; border-left: 0; border-bottom: 0; }
.qr-frame .qr-c::before { bottom: -7px; left: -7px; border-right: 0; border-top: 0; }
.qr-frame .qr-c::after { bottom: -7px; right: -7px; border-left: 0; border-top: 0; }
.qr-frame img { display: block; width: 100%; height: auto; }
.qr-frame.media-fb { min-height: 240px; background: #05080c; }
.qr-cap { font-size: 0.95rem; color: var(--ink); font-weight: 700; }
.qr-cap b { color: var(--gold); }
.qr-alt {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.08em;
  color: var(--dim);
  border-bottom: 1px dashed var(--faint);
  transition: color 0.2s;
}
.qr-alt:hover { color: var(--gold); border-color: var(--gold); }

.pay-note {
  margin-top: clamp(22px, 3.5vh, 34px);
  padding: 16px 20px;
  border: 1px dashed color-mix(in srgb, var(--gold) 45%, transparent);
  background: color-mix(in srgb, var(--gold) 6%, transparent);
  display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: baseline;
  font-size: 0.95rem; color: var(--ink); line-height: 1.7;
}
.pay-note .mono { color: var(--gold); font-size: 10.5px; letter-spacing: 0.2em; flex: 0 0 auto; }

/* services page membership banner */
.svc-mem {
  display: flex; flex-wrap: wrap; align-items: center; gap: 18px 30px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid color-mix(in srgb, var(--gold) 42%, transparent);
  background:
    radial-gradient(60% 120% at 90% 0%, color-mix(in srgb, var(--gold) 10%, transparent), transparent 60%),
    var(--panel);
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}
.svc-mem .sm-copy h2 { font-size: clamp(1.3rem, 2.6vw, 1.8rem); }
.svc-mem .sm-copy h2 b { color: var(--gold); }
.svc-mem .sm-copy p { margin-top: 8px; color: var(--dim); font-size: 0.94rem; max-width: 560px; }
.svc-mem .sm-act { margin-left: auto; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.svc-mem .sm-price { font-family: var(--font-mono); font-size: 12px; color: var(--dim); letter-spacing: 0.1em; }
.svc-mem .sm-price b { color: var(--gold); font-size: 20px; }
.svc-mem .sm-price s { color: var(--faint); margin-right: 8px; }

/* ---------- V2 responsive ---------- */
@media (max-width: 1080px) {
  .mem-hero-grid, .mem-band-grid, .pay-grid { grid-template-columns: minmax(0, 1fr); }
  .mem-hero-grid .price-pod { max-width: 560px; }
  .mod-grid { grid-template-columns: minmax(0, 1fr); }
  .mem-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .res-detail-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 720px) {
  .mem-flow, .scope-grid { grid-template-columns: minmax(0, 1fr); }
  .mem-cta { clip-path: none; }
  .mem-cta .mc-act { margin-left: 0; width: 100%; }
  .mem-cta .mc-act .btn { width: 100%; }
  .svc-mem .sm-act { margin-left: 0; width: 100%; justify-content: flex-start; }
  .pay-back .btn-ghost { width: 100%; justify-content: center; }
  .pp-cta .btn { width: 100%; }
  .res-actions .btn-res, .res-actions .btn-res-ghost, .res-actions .btn-res-hold { flex: 1 1 auto; justify-content: center; }
  .res-console .rc-right { display: none; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
  }
  .marquee-track { animation: none; }
  .fx-scan::after { display: none; }
  body.js .rv, body.js .rv-r { opacity: 1; transform: none; }
}

/* ============================================================
   PROJECT UI MATERIALS — R10-R16 instrument micro-interfaces
   One component language, three mounts:
   card media (.p-media.project-ui-frame), detail hero
   (.project-ui-hero) and inline module (.project-ui-strip).
   Namespaces: ghp / xtr / wxp / esp / mvz / tar / ppr.
   ============================================================ */
.p-media.project-ui-frame { aspect-ratio: auto; height: 260px; }
.p-media.project-ui-frame::after {
  background: linear-gradient(180deg, transparent 82%, rgba(5, 8, 12, 0.34));
}

.project-ui {
  --pui-ac: var(--cyan);
  display: flex; flex-direction: column;
  overflow: hidden;
  font-family: var(--font-mono);
  color: var(--dim);
  text-align: left;
  background:
    repeating-linear-gradient(0deg, rgba(233, 241, 233, 0.022) 0 1px, transparent 1px 6px),
    radial-gradient(95% 85% at 50% 118%, color-mix(in srgb, var(--pui-ac) 10%, transparent), transparent 72%),
    #05080c;
}
.project-ui.wxp, .project-ui.ppr { --pui-ac: var(--green); }
.project-ui.mvz { --pui-ac: var(--orange); }
.p-media .project-ui { position: absolute; inset: 0; }

.project-ui-hero { position: relative; }
.project-ui-hero .project-ui { position: relative; min-height: clamp(320px, 44vh, 430px); }

.project-ui-strip {
  position: relative;
  margin-top: clamp(16px, 2.5vh, 24px);
  border: 1px solid var(--line);
  background: #05080c;
  overflow: hidden;
}
.project-ui-strip .project-ui { position: relative; }

.project-ui-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.08em;
  color: var(--faint);
}

.project-ui i, .project-ui em { font-style: normal; }
.project-ui u { text-decoration: none; }

.project-ui-head, .project-ui-foot {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  font-size: 9.5px; letter-spacing: 0.14em;
  white-space: nowrap; overflow: hidden;
  flex: 0 0 auto;
}
.project-ui-head {
  border-bottom: 1px solid var(--line-2);
  background: rgba(233, 241, 233, 0.025);
  color: var(--dim);
}
.project-ui-head b { color: var(--pui-ac); font-weight: 700; letter-spacing: 0.18em; }
.project-ui-foot {
  margin-top: auto;
  border-top: 1px solid var(--line-2);
  background: rgba(4, 6, 8, 0.6);
  color: var(--faint);
  font-size: 9px;
}
.project-ui-end { margin-left: auto; }
.project-ui-tag {
  flex: 0 0 auto;
  padding: 2px 7px;
  border: 1px solid color-mix(in srgb, var(--orange) 55%, transparent);
  background: rgba(4, 6, 8, 0.6);
  color: var(--orange);
  font-size: 8.5px; letter-spacing: 0.12em;
  white-space: nowrap;
}

.project-ui-notes { min-width: 0; display: flex; flex-direction: column; gap: 10px; }
.project-ui-notes li { position: relative; min-width: 0; padding-left: 13px; font-size: 9px; letter-spacing: 0.06em; color: var(--faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.project-ui-notes li::before { content: ""; position: absolute; left: 0; top: 0.72em; width: 7px; height: 1px; background: var(--pui-ac); }
.project-ui-notes li b { display: block; color: var(--ink); font-weight: 600; font-size: 10.5px; letter-spacing: 0.04em; font-family: var(--font-body); }

/* shared keyframes */
@keyframes pui-rot { to { transform: rotate(360deg); } }
@keyframes pui-blip {
  0%, 100% { opacity: 0.35; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.15); }
}
@keyframes pui-ping {
  0% { opacity: 0.9; transform: scale(0.4); }
  80%, 100% { opacity: 0; transform: scale(1.6); }
}
@keyframes pui-draw { to { stroke-dashoffset: 0; } }
@keyframes pui-bar { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes pui-refresh {
  0%, 90%, 100% { background: transparent; }
  93%, 97% { background: color-mix(in srgb, var(--cyan) 7%, transparent); }
}
@keyframes pui-slot-fill {
  0% { transform: translateX(-110%); }
  55%, 100% { transform: translateX(260%); }
}
@keyframes pui-dot-run {
  0% { transform: translateX(0); opacity: 0; }
  18% { opacity: 1; }
  82% { opacity: 1; }
  100% { transform: translateX(var(--run, 13px)); opacity: 0; }
}
@keyframes pui-node-live {
  0%, 18%, 100% { border-color: var(--line-2); box-shadow: none; }
  6%, 12% { border-color: color-mix(in srgb, var(--green) 55%, transparent); box-shadow: 0 0 14px rgba(166, 255, 63, 0.14); }
}
@keyframes pui-caret { 0%, 55% { opacity: 1; } 56%, 100% { opacity: 0; } }
@keyframes pui-blink { 0%, 60% { opacity: 1; } 61%, 100% { opacity: 0.15; } }
@keyframes pui-eq {
  from { transform: scaleY(var(--lo, 0.25)); }
  to { transform: scaleY(var(--hi, 0.95)); }
}
@keyframes pui-tilt-rot {
  from { transform: rotateX(62deg) rotateZ(0deg); }
  to { transform: rotateX(62deg) rotateZ(360deg); }
}
@keyframes pui-core {
  from { box-shadow: 0 0 12px var(--orange), 0 0 30px color-mix(in srgb, var(--orange) 40%, transparent); }
  to { box-shadow: 0 0 20px var(--orange), 0 0 58px color-mix(in srgb, var(--orange) 65%, transparent); }
}
@keyframes pui-spec {
  from { transform: rotate(var(--a)) translateY(var(--sr, -44px)) scaleY(0.3); }
  to { transform: rotate(var(--a)) translateY(var(--sr, -44px)) scaleY(1); }
}
@keyframes pui-prog { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes pui-flip {
  0%, 52% { transform: rotateY(0deg); }
  64%, 88% { transform: rotateY(180deg); }
  100% { transform: rotateY(360deg); }
}
@keyframes pui-roll { from { transform: translateY(0); } to { transform: translateY(-50%); } }

/* ---------- R10 · GH-PATROL 开源情报巡航台 ---------- */
.ghp-main { flex: 1; min-height: 0; display: flex; align-items: center; gap: 14px; padding: 10px 14px; }
.ghp-orbit { position: relative; flex: 0 0 auto; width: clamp(104px, 34%, 148px); aspect-ratio: 1; }
.ghp-ring { position: absolute; border: 1px solid color-mix(in srgb, var(--cyan) 24%, transparent); border-radius: 50%; }
.ghp-ring.r1 { inset: 6%; }
.ghp-ring.r2 { inset: 24%; border-color: color-mix(in srgb, var(--cyan) 15%, transparent); }
.ghp-ring.r3 { inset: 42%; border-style: dashed; border-color: color-mix(in srgb, var(--cyan) 12%, transparent); }
.ghp-sweep {
  position: absolute; inset: 6%; border-radius: 50%;
  background: conic-gradient(from 0deg, color-mix(in srgb, var(--cyan) 30%, transparent), transparent 24%);
  opacity: 0.55;
  animation: pui-rot 7s linear infinite;
}
.ghp-core {
  position: absolute; left: 50%; top: 50%;
  width: 7px; height: 7px; margin: -3.5px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
}
.ghp-node {
  position: absolute; width: 6px; height: 6px; margin: -3px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 9px color-mix(in srgb, var(--cyan) 85%, transparent);
  animation: pui-blip 3.4s ease-in-out infinite;
}
.ghp-node.n1 { left: 74%; top: 30%; }
.ghp-node.n2 { left: 30%; top: 40%; animation-delay: 0.9s; }
.ghp-node.n3 { left: 62%; top: 72%; animation-delay: 1.7s; }
.ghp-node.n4 { left: 24%; top: 66%; animation-delay: 2.4s; }
.ghp-node.is-queue { background: var(--orange); box-shadow: 0 0 9px color-mix(in srgb, var(--orange) 85%, transparent); }
.ghp-rank { flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: center; gap: 8px; }
.ghp-row {
  display: grid;
  grid-template-columns: minmax(0, 40%) auto 1fr auto;
  align-items: center; gap: 7px;
  font-size: 10px;
  animation: pui-refresh 8.4s linear infinite;
}
.ghp-row:nth-child(2) { animation-delay: 2.8s; }
.ghp-row:nth-child(3) { animation-delay: 5.6s; }
.ghp-repo { color: var(--ink); font-size: 10.5px; letter-spacing: 0.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ghp-delta { color: var(--green); font-size: 8.5px; letter-spacing: 0.04em; }
.ghp-bar { position: relative; height: 4px; min-width: 22px; background: rgba(233, 241, 233, 0.08); overflow: hidden; }
.ghp-bar u {
  position: absolute; inset: 0; right: auto;
  width: var(--v, 50%);
  background: linear-gradient(90deg, color-mix(in srgb, var(--cyan) 45%, transparent), var(--cyan));
  transform-origin: left;
  animation: pui-bar 1.1s var(--ease) both;
}
.ghp-score {
  flex: 0 0 auto;
  font-size: 8.5px; letter-spacing: 0.1em; font-weight: 400;
  color: var(--cyan);
  border: 1px solid color-mix(in srgb, var(--cyan) 32%, transparent);
  padding: 0 4px;
  white-space: nowrap;
}
.ghp-score.is-b { color: var(--orange); border-color: color-mix(in srgb, var(--orange) 32%, transparent); }
.ghp-readout { margin-top: 2px; font-size: 8.5px; letter-spacing: 0.1em; color: var(--faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.is-hero .ghp-main { gap: clamp(20px, 4vw, 44px); padding: clamp(16px, 3vw, 30px) clamp(16px, 3.5vw, 36px); }
.is-hero .ghp-orbit { width: clamp(170px, 24vw, 236px); }
.is-hero .ghp-rank { gap: 12px; max-width: 680px; }
.is-hero .ghp-row { font-size: 12px; gap: 11px; }
.is-hero .ghp-repo { font-size: 13px; }
.is-hero .ghp-delta { font-size: 10.5px; }
.is-hero .ghp-bar { height: 6px; }
.is-hero .ghp-score { font-size: 10.5px; padding: 1px 7px; }
.is-hero .ghp-readout { font-size: 10.5px; }

/* ---------- R11 · X-RADAR 06:00 趋势雷达 ---------- */
.xtr-main { flex: 1; min-height: 0; display: flex; flex-direction: column; gap: 8px; padding: 9px 12px; }
.xtr-scope {
  position: relative; flex: 1; min-height: 54px;
  border: 1px solid var(--line-2);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--cyan) 5%, transparent), transparent 55%),
    repeating-linear-gradient(90deg, rgba(233, 241, 233, 0.045) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(0deg, rgba(233, 241, 233, 0.035) 0 1px, transparent 1px 14px);
  overflow: hidden;
}
.xtr-wave { position: absolute; inset: 0; width: 100%; height: 100%; }
.xtr-wave polyline {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 1.6;
  stroke-linejoin: round;
  stroke-dasharray: 300;
  stroke-dashoffset: 300;
  filter: drop-shadow(0 0 4px color-mix(in srgb, var(--cyan) 70%, transparent));
  animation: pui-draw 3s var(--ease) 0.3s both;
}
.xtr-blip { position: absolute; width: 6px; height: 6px; margin: -3px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }
.xtr-blip::after {
  content: "";
  position: absolute; inset: -7px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--green) 65%, transparent);
  animation: pui-ping 2.6s ease-out infinite;
}
.xtr-blip.b1 { left: 51%; top: 48%; }
.xtr-blip.b2 { left: 71%; top: 30%; }
.xtr-blip.b2::after { animation-delay: 0.8s; }
.xtr-blip.b3 { left: 91%; top: 17%; }
.xtr-blip.b3::after { animation-delay: 1.6s; }
.xtr-time { position: absolute; left: 8px; top: 6px; font-size: 8px; letter-spacing: 0.22em; color: var(--cyan); }
.xtr-six { position: absolute; left: 8px; bottom: 4px; font-size: 17px; font-weight: 700; letter-spacing: 0.06em; color: rgba(233, 241, 233, 0.88); animation: pui-blink 2s steps(1) infinite; }
.xtr-list { flex: 0 0 auto; display: flex; flex-direction: column; gap: 4px; }
.xtr-list li { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 8px; font-size: 9.5px; }
.xtr-list li b { color: var(--cyan); font-size: 8.5px; letter-spacing: 0.14em; font-weight: 400; }
.xtr-list li span { color: var(--ink); font-family: var(--font-body); font-size: 10.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xtr-heat { position: relative; width: clamp(40px, 20%, 64px); height: 4px; background: rgba(233, 241, 233, 0.08); overflow: hidden; }
.xtr-heat u {
  position: absolute; inset: 0; right: auto;
  width: var(--v, 50%);
  background: linear-gradient(90deg, var(--cyan), var(--green));
  transform-origin: left;
  animation: pui-bar 1.1s var(--ease) both;
}
.xtr-slots { flex: 0 0 auto; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.xtr-slot {
  display: flex; flex-direction: column; gap: 5px;
  padding: 5px 7px;
  border: 1px dashed color-mix(in srgb, var(--cyan) 28%, var(--line));
  min-width: 0;
}
.xtr-slot b { font-size: 8.5px; letter-spacing: 0.14em; color: var(--dim); font-weight: 400; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xtr-slot i { position: relative; height: 3px; background: rgba(233, 241, 233, 0.09); overflow: hidden; }
.xtr-slot i::after {
  content: "";
  position: absolute; inset: 0; width: 42%;
  background: var(--cyan);
  animation: pui-slot-fill 3.2s ease-in-out infinite;
}
.xtr-slot:nth-child(2) i::after { animation-delay: 1.05s; }
.xtr-slot:nth-child(3) i::after { animation-delay: 2.1s; }
.xtr-slot p { font-family: var(--font-body); font-size: 10.5px; line-height: 1.5; color: var(--ink); letter-spacing: 0; white-space: normal; }

.is-hero .xtr-main { gap: 12px; padding: clamp(14px, 2.5vw, 24px) clamp(16px, 3vw, 30px); }
.is-hero .xtr-scope { min-height: 118px; }
.is-hero .xtr-time { font-size: 10px; left: 12px; top: 10px; }
.is-hero .xtr-six { font-size: 26px; left: 12px; bottom: 8px; }
.is-hero .xtr-list { gap: 7px; }
.is-hero .xtr-list li { font-size: 11px; }
.is-hero .xtr-list li b { font-size: 10px; }
.is-hero .xtr-list li span { font-size: 12.5px; }
.is-hero .xtr-heat { width: clamp(60px, 18%, 120px); height: 5px; }
.is-hero .xtr-slots { gap: 10px; }
.is-hero .xtr-slot { padding: 9px 11px; gap: 7px; }
.is-hero .xtr-slot b { font-size: 10px; }
.is-hero .xtr-slot p { font-size: 12px; }

/* ---------- R12 · WX-PIPE 内容清洗流水线 ---------- */
.wxp-flow { flex: 0 0 auto; display: flex; align-items: stretch; padding: 10px 12px 4px; }
.wxp-node {
  flex: 1 1 0; min-width: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  padding: 7px 2px 6px;
  border: 1px solid var(--line-2);
  background: rgba(9, 13, 18, 0.6);
  text-align: center;
  animation: pui-node-live 9.6s linear infinite;
}
.wxp-node:nth-child(3) { animation-delay: 2.4s; }
.wxp-node:nth-child(5) { animation-delay: 4.8s; }
.wxp-node:nth-child(7) { animation-delay: 7.2s; }
.wxp-node b { font-size: 9.5px; color: var(--ink); font-weight: 600; font-family: var(--font-body); white-space: nowrap; max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
.wxp-node small { font-size: 7.5px; letter-spacing: 0.08em; color: var(--faint); white-space: nowrap; max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
.wxp-ic { font-size: 12px; line-height: 1.2; color: var(--green); }
.wxp-node.is-check .wxp-ic { color: var(--orange); }
.wxp-node.is-out .wxp-ic { color: var(--cyan); }
.wxp-link { --run: 13px; position: relative; flex: 0 0 clamp(11px, 3.5%, 19px); }
.wxp-link::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--line); }
.wxp-dot {
  position: absolute; left: 0; top: 50%;
  width: 4px; height: 4px; margin-top: -2px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pui-dot-run 2.4s linear infinite;
}
.wxp-link:nth-child(4) .wxp-dot { animation-delay: 0.8s; }
.wxp-link:nth-child(6) .wxp-dot { animation-delay: 1.6s; }
.wxp-log {
  flex: 1; min-height: 0;
  display: flex; flex-direction: column; justify-content: center; gap: 4px;
  margin: 6px 12px 10px;
  padding: 7px 10px;
  border: 1px solid var(--line-2);
  background: rgba(4, 7, 10, 0.72);
  overflow: hidden;
}
.wxp-log p { font-size: 9px; letter-spacing: 0.05em; color: var(--dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.wxp-log p b { color: var(--green); font-weight: 600; margin-right: 6px; letter-spacing: 0.12em; }
.wxp-log p.is-warn b { color: var(--orange); }
.wxp-log p.is-emit b { color: var(--cyan); }

.is-hero .wxp-flow { padding: clamp(16px, 3vw, 26px) clamp(16px, 3vw, 30px) 6px; }
.is-hero .wxp-node { padding: 13px 6px 11px; gap: 4px; }
.is-hero .wxp-node b { font-size: 12.5px; }
.is-hero .wxp-node small { font-size: 9.5px; }
.is-hero .wxp-ic { font-size: 17px; }
.is-hero .wxp-link { --run: 22px; flex-basis: clamp(18px, 4vw, 34px); }
.is-hero .wxp-log { margin: 10px clamp(16px, 3vw, 30px) clamp(14px, 2.5vw, 22px); padding: 12px 16px; gap: 7px; }
.is-hero .wxp-log p { font-size: 11px; }

/* ---------- R13 · ESP32-S3 设备概念 ---------- */
.esp-stage { flex: 1; min-height: 0; display: flex; align-items: center; justify-content: center; gap: 14px; padding: 10px 12px; }
.esp-device {
  position: relative; flex: 0 0 auto;
  width: clamp(126px, 44%, 168px);
  padding: 8px 8px 7px;
  border: 1px solid color-mix(in srgb, var(--cyan) 32%, var(--line));
  background: linear-gradient(180deg, #0b1016, #080d12);
  box-shadow: inset 0 0 22px rgba(0, 0, 0, 0.55);
}
.esp-device::before, .esp-device::after {
  content: "";
  position: absolute; top: 16px; bottom: 16px; width: 3px;
  background: repeating-linear-gradient(0deg, rgba(233, 241, 233, 0.34) 0 2px, transparent 2px 7px);
}
.esp-device::before { left: -4px; }
.esp-device::after { right: -4px; }
.esp-sd {
  position: absolute; top: -8px; right: 10px;
  padding: 1px 5px;
  font-size: 7px; letter-spacing: 0.12em; font-weight: 700;
  color: var(--carbon);
  background: var(--orange);
}
.esp-screen {
  position: relative;
  min-height: 82px;
  padding: 7px 8px 15px;
  border: 1px solid color-mix(in srgb, var(--green) 26%, var(--line));
  background: #04110d;
  overflow: hidden;
}
.esp-screen::after {
  content: "";
  position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg, rgba(166, 255, 63, 0.05) 0 1px, transparent 1px 4px);
  pointer-events: none;
}
.esp-line { font-size: 8.5px; line-height: 1.8; letter-spacing: 0.03em; color: color-mix(in srgb, var(--green) 82%, var(--ink)); white-space: nowrap; overflow: hidden; }
.esp-line.is-dim { color: color-mix(in srgb, var(--green) 45%, transparent); }
.esp-caret { display: inline-block; width: 5px; height: 0.72em; margin-left: 3px; background: var(--green); animation: pui-caret 1.1s steps(1) infinite; }
.esp-page { position: absolute; right: 6px; bottom: 4px; font-size: 7px; letter-spacing: 0.14em; color: var(--faint); }
.esp-touch { display: flex; justify-content: space-between; gap: 6px; margin-top: 6px; font-size: 7.5px; letter-spacing: 0.1em; color: var(--faint); }
.esp-touch span:first-child { animation: pui-blink 2.6s steps(1) infinite; }
.esp-touch span:last-child { color: var(--cyan); animation: pui-blink 2.6s steps(1) 1.3s infinite; }
.esp-wave { display: flex; align-items: flex-end; gap: 2px; height: 15px; margin-top: 6px; }
.esp-wave i {
  flex: 1; height: 100%;
  transform-origin: bottom;
  transform: scaleY(0.55);
  background: color-mix(in srgb, var(--cyan) 68%, transparent);
  animation: pui-eq 0.9s ease-in-out infinite alternate;
}
.esp-wave i:nth-child(3n)  { --lo: 0.16; --hi: 0.72; animation-delay: 0.12s; }
.esp-wave i:nth-child(3n+1) { --lo: 0.3; --hi: 1; animation-delay: 0.34s; }
.esp-wave i:nth-child(3n+2) { --lo: 0.2; --hi: 0.55; animation-delay: 0.52s; }
.esp-wave i:nth-child(4n)  { animation-duration: 0.74s; }
.esp-stat { flex: 0 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 7px; }
.esp-stat li { display: flex; align-items: center; gap: 7px; font-size: 8.5px; letter-spacing: 0.08em; color: var(--dim); white-space: nowrap; overflow: hidden; }
.esp-stat li b { flex: 0 0 32px; font-size: 7.5px; letter-spacing: 0.18em; color: var(--cyan); font-weight: 400; }
.esp-batt { position: relative; width: 38px; height: 8px; border: 1px solid rgba(233, 241, 233, 0.32); }
.esp-batt::after { content: ""; position: absolute; right: -3px; top: 2px; width: 2px; height: 4px; background: rgba(233, 241, 233, 0.32); }
.esp-batt u { position: absolute; inset: 1px; right: auto; width: var(--v, 60%); background: var(--green); }

.is-hero .esp-stage { gap: clamp(24px, 5vw, 60px); padding: clamp(16px, 3vw, 30px); }
.is-hero .esp-device { width: clamp(196px, 27vw, 258px); padding: 12px 12px 11px; }
.is-hero .esp-screen { min-height: 146px; padding: 11px 12px 22px; }
.is-hero .esp-line { font-size: 12px; }
.is-hero .esp-page { font-size: 9px; right: 9px; bottom: 6px; }
.is-hero .esp-touch { font-size: 10px; margin-top: 9px; }
.is-hero .esp-wave { height: 24px; margin-top: 9px; gap: 3px; }
.is-hero .esp-sd { font-size: 8.5px; padding: 2px 7px; top: -10px; }
.is-hero .esp-stat { gap: 11px; }
.is-hero .esp-stat li { font-size: 11.5px; gap: 10px; }
.is-hero .esp-stat li b { flex-basis: 50px; font-size: 9.5px; }
.is-hero .esp-batt { width: 62px; height: 10px; }

/* ---------- R14 · 3D·AUDIO 声场播放器 ---------- */
.mvz-stage { flex: 1; min-height: 0; display: flex; align-items: center; gap: 14px; padding: 8px 14px; }
.mvz-field { position: relative; flex: 0 0 auto; width: clamp(118px, 38%, 164px); aspect-ratio: 1; perspective: 340px; }
.mvz-ring { position: absolute; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--orange) 42%, transparent); transform: rotateX(62deg); }
.mvz-ring.g1 { inset: 4%; animation: pui-tilt-rot 10s linear infinite; border-style: dashed; }
.mvz-ring.g2 { inset: 18%; border-color: color-mix(in srgb, var(--cyan) 34%, transparent); animation: pui-tilt-rot 7.5s linear infinite reverse; }
.mvz-ring.g3 { inset: 32%; border-color: color-mix(in srgb, var(--orange) 22%, transparent); }
.mvz-spec { position: absolute; inset: 0; }
.mvz-spec i {
  position: absolute; left: 50%; top: 50%;
  width: 3px; height: 15px;
  margin-left: -1.5px; margin-top: -15px;
  transform-origin: 50% 100%;
  transform: rotate(var(--a)) translateY(var(--sr, -44px)) scaleY(0.75);
  background: linear-gradient(0deg, color-mix(in srgb, var(--cyan) 88%, transparent), transparent);
  animation: pui-spec 0.86s ease-in-out infinite alternate;
}
.mvz-spec i:nth-child(1) { --a: 0deg; }
.mvz-spec i:nth-child(2) { --a: 30deg; animation-delay: 0.11s; }
.mvz-spec i:nth-child(3) { --a: 60deg; animation-delay: 0.27s; }
.mvz-spec i:nth-child(4) { --a: 90deg; animation-delay: 0.05s; }
.mvz-spec i:nth-child(5) { --a: 120deg; animation-delay: 0.4s; }
.mvz-spec i:nth-child(6) { --a: 150deg; animation-delay: 0.19s; }
.mvz-spec i:nth-child(7) { --a: 180deg; animation-delay: 0.33s; }
.mvz-spec i:nth-child(8) { --a: 210deg; animation-delay: 0.08s; }
.mvz-spec i:nth-child(9) { --a: 240deg; animation-delay: 0.45s; }
.mvz-spec i:nth-child(10) { --a: 270deg; animation-delay: 0.24s; }
.mvz-spec i:nth-child(11) { --a: 300deg; animation-delay: 0.14s; }
.mvz-spec i:nth-child(12) { --a: 330deg; animation-delay: 0.37s; }
.mvz-core {
  position: absolute; left: 50%; top: 50%;
  width: 13px; height: 13px; margin: -6.5px;
  border-radius: 50%;
  background: var(--orange);
  animation: pui-core 1.5s ease-in-out infinite alternate;
}
.mvz-side { flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: center; gap: 8px; }
.mvz-track { font-size: 9.5px; letter-spacing: 0.08em; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mvz-eq { display: flex; align-items: flex-end; gap: 3px; height: 21px; }
.mvz-eq i {
  flex: 1; max-width: 9px; height: 100%;
  transform-origin: bottom;
  transform: scaleY(0.6);
  background: linear-gradient(0deg, var(--orange), color-mix(in srgb, var(--orange) 22%, transparent));
  animation: pui-eq 0.8s ease-in-out infinite alternate;
}
.mvz-eq i:nth-child(3n)   { --lo: 0.2; --hi: 0.85; animation-delay: 0.1s; }
.mvz-eq i:nth-child(3n+1) { --lo: 0.35; --hi: 1; animation-delay: 0.3s; }
.mvz-eq i:nth-child(3n+2) { --lo: 0.14; --hi: 0.6; animation-delay: 0.48s; }
.mvz-eq i:nth-child(4n)   { animation-duration: 0.68s; }
.mvz-transport { display: flex; align-items: center; gap: 8px; font-size: 8.5px; letter-spacing: 0.08em; color: var(--dim); }
.mvz-play {
  flex: 0 0 auto;
  width: 20px; height: 20px;
  display: grid; place-items: center;
  border: 1px solid color-mix(in srgb, var(--orange) 55%, transparent);
  color: var(--orange);
  font-size: 8px; font-weight: 400;
}
.mvz-prog { position: relative; flex: 1; height: 3px; background: rgba(233, 241, 233, 0.1); overflow: hidden; }
.mvz-prog u {
  position: absolute; inset: 0;
  background: var(--orange);
  transform-origin: left;
  transform: scaleX(0.62);
  animation: pui-prog 26s linear infinite;
}
.mvz-time { flex: 0 0 auto; }
.mvz-mode { font-size: 8px; letter-spacing: 0.16em; color: var(--faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.is-hero .mvz-stage { gap: clamp(24px, 5vw, 60px); padding: clamp(16px, 3vw, 30px); justify-content: center; }
.is-hero .mvz-field { width: clamp(186px, 27vw, 256px); }
.is-hero .mvz-spec i { --sr: -70px; height: 23px; margin-top: -23px; width: 4px; margin-left: -2px; }
.is-hero .mvz-core { width: 19px; height: 19px; margin: -9.5px; }
.is-hero .mvz-side { max-width: 540px; gap: 13px; }
.is-hero .mvz-track { font-size: 13px; }
.is-hero .mvz-eq { height: 34px; gap: 4px; }
.is-hero .mvz-eq i { max-width: 13px; }
.is-hero .mvz-transport { font-size: 11px; gap: 11px; }
.is-hero .mvz-play { width: 27px; height: 27px; font-size: 10px; }
.is-hero .mvz-prog { height: 4px; }
.is-hero .mvz-mode { font-size: 10px; }

/* ---------- R15 · TAROT 手机概念界面 ---------- */
.tar-stage { flex: 1; min-height: 0; display: flex; align-items: center; justify-content: center; gap: 16px; padding: 8px 12px; }
.tar-phone {
  position: relative; flex: 0 0 auto;
  width: clamp(116px, 40%, 146px);
  padding: 12px 9px 9px;
  border: 1px solid color-mix(in srgb, var(--cyan) 30%, var(--line));
  border-radius: 10px;
  background: linear-gradient(180deg, #0b1016, #070b10);
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}
.tar-notch { position: absolute; top: 4px; left: 50%; width: 32px; height: 3px; margin-left: -16px; border-radius: 2px; background: rgba(233, 241, 233, 0.18); }
.tar-title { margin-bottom: 7px; font-size: 8px; letter-spacing: 0.16em; text-align: center; color: var(--cyan); }
.tar-spread { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 5px; margin-bottom: 15px; }
.tar-card {
  position: relative;
  aspect-ratio: 5 / 8;
  border: 1px solid color-mix(in srgb, var(--cyan) 36%, var(--line));
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--cyan) 12%, transparent), rgba(9, 13, 18, 0.85));
  display: grid; place-items: center;
}
.tar-card > b { font-size: 13px; font-weight: 400; color: var(--cyan); text-shadow: 0 0 10px color-mix(in srgb, var(--cyan) 80%, transparent); }
.tar-card small { position: absolute; left: 0; right: 0; bottom: -13px; font-size: 6.5px; letter-spacing: 0.22em; text-align: center; color: var(--faint); }
.tar-card.is-wait { border-style: dashed; background: rgba(9, 13, 18, 0.6); }
.tar-card.is-wait > b { color: var(--faint); text-shadow: none; }
.tar-flip { perspective: 300px; border: 0; background: none; }
.tar-flip-in {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
  animation: pui-flip 5.6s var(--ease-snap) infinite;
}
.tar-face {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  backface-visibility: hidden;
  font-size: 13px;
  border: 1px solid color-mix(in srgb, var(--cyan) 36%, var(--line));
}
.tar-face.tar-back {
  color: var(--cyan);
  background:
    repeating-linear-gradient(45deg, color-mix(in srgb, var(--cyan) 8%, transparent) 0 3px, transparent 3px 7px),
    rgba(9, 13, 18, 0.85);
}
.tar-face.tar-front {
  transform: rotateY(180deg);
  color: var(--green);
  text-shadow: 0 0 12px color-mix(in srgb, var(--green) 75%, transparent);
  background: linear-gradient(160deg, color-mix(in srgb, var(--green) 12%, transparent), rgba(9, 13, 18, 0.9));
}
.tar-draw { display: flex; align-items: center; gap: 6px; margin-top: 2px; font-size: 7.5px; letter-spacing: 0.1em; color: var(--dim); white-space: nowrap; }
.tar-prog { position: relative; flex: 1; height: 3px; background: rgba(233, 241, 233, 0.1); overflow: hidden; }
.tar-prog u { position: absolute; inset: 0; right: auto; width: var(--v, 66%); background: linear-gradient(90deg, var(--cyan), var(--green)); }
.tar-daily {
  display: flex; align-items: center; gap: 6px;
  margin-top: 6px; padding: 4px 6px;
  border: 1px dashed color-mix(in srgb, var(--cyan) 30%, var(--line));
  font-size: 7.5px; color: var(--dim);
  white-space: nowrap; overflow: hidden;
}
.tar-daily b { flex: 0 0 auto; font-size: 7px; font-weight: 400; letter-spacing: 0.2em; color: var(--cyan); }
.tar-daily span { font-family: var(--font-body); overflow: hidden; text-overflow: ellipsis; }

.is-hero .tar-stage { gap: clamp(24px, 5vw, 64px); padding: clamp(16px, 3vw, 30px); }
.is-hero .tar-phone { width: clamp(176px, 23vw, 216px); padding: 17px 13px 13px; border-radius: 14px; }
.is-hero .tar-notch { width: 46px; margin-left: -23px; top: 6px; }
.is-hero .tar-title { font-size: 10.5px; margin-bottom: 11px; }
.is-hero .tar-spread { gap: 8px; margin-bottom: 21px; }
.is-hero .tar-card > b, .is-hero .tar-face { font-size: 20px; }
.is-hero .tar-card small { font-size: 8.5px; bottom: -17px; }
.is-hero .tar-draw { font-size: 10px; }
.is-hero .tar-daily { font-size: 10px; padding: 7px 9px; margin-top: 9px; }
.is-hero .tar-daily b { font-size: 9px; }
.is-hero .project-ui-notes { gap: 14px; }
.is-hero .project-ui-notes li { font-size: 10.5px; }
.is-hero .project-ui-notes li b { font-size: 12.5px; }

/* ---------- R16 · PROMPTER 提词器概念界面 ---------- */
.ppr-stage { flex: 1; min-height: 0; display: flex; align-items: center; justify-content: center; gap: 16px; padding: 8px 12px; }
.ppr-phone {
  position: relative; flex: 0 0 auto;
  width: clamp(122px, 42%, 152px);
  display: flex; flex-direction: column; gap: 6px;
  padding: 8px;
  border: 1px solid color-mix(in srgb, var(--green) 28%, var(--line));
  border-radius: 10px;
  background: linear-gradient(180deg, #0b1016, #070b10);
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}
.ppr-topbar { display: flex; align-items: center; gap: 5px; font-size: 7.5px; letter-spacing: 0.14em; color: var(--dim); white-space: nowrap; }
.ppr-rec { width: 6px; height: 6px; border-radius: 50%; background: var(--red); box-shadow: 0 0 8px var(--red); animation: pui-blink 1.2s steps(1) infinite; }
.ppr-mirror { margin-left: auto; color: var(--faint); overflow: hidden; text-overflow: ellipsis; }
.ppr-script {
  position: relative;
  height: 88px;
  border: 1px solid var(--line-2);
  background: #04070a;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 20%, #000 80%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0, #000 20%, #000 80%, transparent 100%);
}
.ppr-roll { padding: 0 8px; animation: pui-roll 9s linear infinite; }
.ppr-roll p {
  margin: 0 0 7px;
  font-family: var(--font-body);
  font-size: 9px; line-height: 1.5;
  color: rgba(233, 241, 233, 0.48);
  white-space: nowrap; overflow: hidden;
}
.ppr-roll p.is-hot { color: var(--green); font-weight: 600; }
.ppr-marker {
  position: absolute; left: 4px; right: 4px; top: 50%;
  height: 13px; margin-top: -6.5px;
  border-top: 1px solid color-mix(in srgb, var(--green) 55%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--green) 55%, transparent);
  background: rgba(166, 255, 63, 0.05);
  pointer-events: none;
}
.ppr-marker::before { content: "▸"; position: absolute; left: -1px; top: 50%; transform: translateY(-50%); font-size: 7px; color: var(--green); }
.ppr-ctl { display: flex; align-items: center; gap: 5px; font-size: 7.5px; letter-spacing: 0.06em; color: var(--dim); white-space: nowrap; }
.ppr-ctl span { flex: 0 0 auto; padding: 1px 4px; border: 1px solid var(--line-2); }
.ppr-ctl span.is-on { color: var(--green); border-color: color-mix(in srgb, var(--green) 50%, transparent); }
.ppr-ctl em { flex: 0 0 auto; color: var(--faint); }
.ppr-speed { position: relative; flex: 1; height: 3px; min-width: 16px; background: rgba(233, 241, 233, 0.1); }
.ppr-speed u { position: absolute; inset: 0; right: auto; width: var(--v, 52%); background: var(--green); }
.ppr-speed::after {
  content: "";
  position: absolute; left: var(--v, 52%); top: 50%;
  width: 7px; height: 7px; margin: -3.5px 0 0 -3.5px;
  border-radius: 50%;
  background: var(--ink);
}
.ppr-progress { position: relative; height: 2px; background: rgba(233, 241, 233, 0.08); overflow: hidden; }
.ppr-progress u {
  position: absolute; inset: 0;
  background: var(--green);
  transform-origin: left;
  transform: scaleX(0.4);
  animation: pui-prog 9s linear infinite;
}

.is-hero .ppr-stage { gap: clamp(24px, 5vw, 64px); padding: clamp(16px, 3vw, 30px); }
.is-hero .ppr-phone { width: clamp(186px, 25vw, 228px); padding: 12px; gap: 9px; border-radius: 14px; }
.is-hero .ppr-topbar { font-size: 9.5px; }
.is-hero .ppr-rec { width: 8px; height: 8px; }
.is-hero .ppr-script { height: 148px; }
.is-hero .ppr-roll p { font-size: 12px; margin-bottom: 10px; }
.is-hero .ppr-marker { height: 19px; margin-top: -9.5px; }
.is-hero .ppr-ctl { font-size: 9.5px; gap: 7px; }
.is-hero .ppr-progress { height: 3px; }

/* ---------- project-ui responsive ---------- */
@media (max-width: 1080px) {
  .is-hero .ghp-orbit { width: clamp(150px, 28vw, 200px); }
}
@media (max-width: 640px) {
  .is-hero .ghp-main,
  .is-hero .esp-stage,
  .is-hero .mvz-stage,
  .is-hero .tar-stage,
  .is-hero .ppr-stage { flex-direction: column; align-items: center; }
  .is-hero .ghp-rank { width: 100%; max-width: 420px; }
  .is-hero .mvz-side { width: 100%; max-width: 420px; }
  .is-hero .esp-stat, .is-hero .project-ui-notes { width: 100%; max-width: 320px; }
  .is-hero .esp-device { width: clamp(180px, 62vw, 236px); }
  .is-hero .mvz-field { width: clamp(170px, 56vw, 220px); }
}
@media (max-width: 460px) {
  .project-ui-sub { display: none; }
  .wxp-node small { display: none; }
  .xtr-heat { width: 42px; }
  .esp-stat li b { flex-basis: 28px; }
  .ghp-row { grid-template-columns: minmax(0, 46%) 1fr auto; }
  .ghp-delta { display: none; }
}

/* ---------- project-ui reduced motion: pin readable states ---------- */
@media (prefers-reduced-motion: reduce) {
  .project-ui *, .project-ui *::before, .project-ui *::after { animation: none !important; }
  .xtr-wave polyline { stroke-dashoffset: 0; }
  .ghp-bar u, .xtr-heat u { transform: none; }
  .xtr-slot i::after { transform: translateX(70%); }
  .wxp-dot { left: 40%; opacity: 1; }
  .mvz-prog u { transform: scaleX(0.62); }
  .ppr-progress u { transform: scaleX(0.4); }
  .tar-flip-in { transform: rotateY(0deg); }
  .ppr-roll { transform: translateY(-12%); }
}