/* ==========================================================================
   汉威工业智能体平台 - 公共样式系统
   设计语言：深空 HUD 指挥中心 + 行业霓虹强调色
   ========================================================================== */

/* ----------------------------- CSS 变量 ----------------------------- */
:root {
  /* 基底深色 */
  --bg-deepest: #050816;
  --bg-deep: #0A0E27;
  --bg-elevated: #0F1538;
  --bg-card: rgba(15, 21, 56, 0.55);

  /* 文字 */
  --text-primary: #E8ECFF;
  --text-secondary: #9BA3C7;
  --text-tertiary: #5C6494;
  --text-muted: #3A4068;

  /* 描边 / 线条 */
  --line-soft: rgba(123, 134, 192, 0.14);
  --line-medium: rgba(155, 163, 199, 0.28);
  --line-strong: rgba(232, 236, 255, 0.55);

  /* 通用强调（默认青） */
  --accent: #00F0FF;
  --accent-soft: rgba(0, 240, 255, 0.18);
  --accent-glow: rgba(0, 240, 255, 0.45);

  /* 五大行业专属强调色 */
  --accent-gas: #FF6B35;       /* 智慧燃气 - 橙 */
  --accent-safety: #7B2FF7;    /* 智慧安全 - 紫 */
  --accent-water: #00F0FF;     /* 智慧水务 - 青 */
  --accent-fire: #FF3D5A;      /* 智慧消防 - 红 */
  --accent-env: #00FF94;       /* 智慧环保 - 绿 */

  /* 行业辅助光晕（rgba） */
  --glow-gas: rgba(255, 107, 53, 0.45);
  --glow-safety: rgba(123, 47, 247, 0.45);
  --glow-water: rgba(0, 240, 255, 0.45);
  --glow-fire: rgba(255, 61, 90, 0.45);
  --glow-env: rgba(0, 255, 148, 0.45);

  /* 字体族 */
  --font-cn: "Noto Sans SC", "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  --font-en: "Orbitron", "Rajdhani", sans-serif;
  --font-num: "Orbitron", "Rajdhani", monospace;
  --font-display: "Rajdhani", "Noto Sans SC", sans-serif;

  /* 缓动函数 */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out-circ: cubic-bezier(0.85, 0, 0.15, 1);
  --ease-back: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* 尺寸 */
  --nav-h: 72px;
  --max-w: 1440px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;

  /* HUD 角装饰尺寸 */
  --hud-size: 14px;
  --hud-thickness: 2px;
}

/* 行业色由 body[data-page] 动态切换 --accent */
body[data-page="gas"]      { --accent: var(--accent-gas);     --accent-soft: rgba(255,107,53,0.18);   --accent-glow: var(--glow-gas); }
body[data-page="safety"]   { --accent: var(--accent-safety);  --accent-soft: rgba(123,47,247,0.18);   --accent-glow: var(--glow-safety); }
body[data-page="water"]    { --accent: var(--accent-water);   --accent-soft: rgba(0,240,255,0.18);    --accent-glow: var(--glow-water); }
body[data-page="fire"]     { --accent: var(--accent-fire);    --accent-soft: rgba(255,61,90,0.18);    --accent-glow: var(--glow-fire); }
body[data-page="env"]      { --accent: var(--accent-env);     --accent-soft: rgba(0,255,148,0.18);    --accent-glow: var(--glow-env); }

/* ----------------------------- Reset ----------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-cn);
  color: var(--text-primary);
  background-color: var(--bg-deepest);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  /* 底层基底：径向光晕 + 网格线 */
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(0, 240, 255, 0.18), transparent 60%),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(123, 47, 247, 0.12), transparent 60%),
    radial-gradient(ellipse 50% 40% at 0% 80%, rgba(255, 107, 53, 0.08), transparent 60%),
    linear-gradient(rgba(123, 134, 192, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123, 134, 192, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, var(--bg-deepest) 0%, var(--bg-deep) 100%);
  background-size: 100% 100%, 100% 100%, 100% 100%, 48px 48px, 48px 48px, 100% 100%;
  background-attachment: fixed;
  background-position: center;
}
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
input, textarea { font: inherit; }

/* ----------------------------- 滚动条 ----------------------------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-deepest); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent) 0%, transparent 100%);
  border-radius: 5px;
  border: 2px solid var(--bg-deepest);
}
::-webkit-scrollbar-thumb:hover { background: var(--accent); }
* { scrollbar-width: thin; scrollbar-color: var(--accent) var(--bg-deepest); }

/* ----------------------------- 全局背景 canvas ----------------------------- */
#bg-particles {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}

/* ----------------------------- 布局工具 ----------------------------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
}
.section { padding: 96px 0; position: relative; z-index: 2; }

/* ----------------------------- 章节标题 ----------------------------- */
.section-title {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
  font-family: var(--font-display);
  position: relative;
}
.section-title::before {
  content: "";
  width: 4px;
  height: 28px;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}
.section-title .cn {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 2px;
}
.section-title .en {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-tertiary);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-left: 8px;
}
.section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-soft), transparent);
  margin-left: 16px;
}

/* ----------------------------- 工具类：毛玻璃 ----------------------------- */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
}

/* ----------------------------- 工具类：HUD L 形角 ----------------------------- */
.hud-corners { position: relative; }
.hud-corners::before,
.hud-corners::after {
  content: "";
  position: absolute;
  width: var(--hud-size);
  height: var(--hud-size);
  border-color: var(--accent);
  border-style: solid;
  border-width: 0;
  pointer-events: none;
  transition: all 300ms var(--ease-out-expo);
}
/* 左上 + 右下 */
.hud-corners::before {
  top: -1px; left: -1px;
  border-top-width: var(--hud-thickness);
  border-left-width: var(--hud-thickness);
}
.hud-corners::after {
  bottom: -1px; right: -1px;
  border-bottom-width: var(--hud-thickness);
  border-right-width: var(--hud-thickness);
}
.hud-corners--4::before,
.hud-corners--4::after { /* 内部依然 L */ }
/* 四角扩展变体：使用 box-shadow 技巧 */
.hud-frame { position: relative; }
.hud-frame::before,
.hud-frame::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0; left: 0;
  pointer-events: none;
  background:
    linear-gradient(var(--accent), var(--accent)) top left / var(--hud-size) var(--hud-thickness) no-repeat,
    linear-gradient(var(--accent), var(--accent)) top left / var(--hud-thickness) var(--hud-size) no-repeat,
    linear-gradient(var(--accent), var(--accent)) top right / var(--hud-size) var(--hud-thickness) no-repeat,
    linear-gradient(var(--accent), var(--accent)) top right / var(--hud-thickness) var(--hud-size) no-repeat,
    linear-gradient(var(--accent), var(--accent)) bottom left / var(--hud-size) var(--hud-thickness) no-repeat,
    linear-gradient(var(--accent), var(--accent)) bottom left / var(--hud-thickness) var(--hud-size) no-repeat,
    linear-gradient(var(--accent), var(--accent)) bottom right / var(--hud-size) var(--hud-thickness) no-repeat,
    linear-gradient(var(--accent), var(--accent)) bottom right / var(--hud-thickness) var(--hud-size) no-repeat;
  opacity: 0.85;
}

/* ----------------------------- 工具类：霓虹文字 ----------------------------- */
.glow-text {
  text-shadow:
    0 0 8px var(--accent-glow),
    0 0 24px var(--accent-soft);
}

/* 数字字体 */
.font-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: 1px;
}
.font-en {
  font-family: var(--font-en);
  letter-spacing: 2px;
}

/* ----------------------------- 加载动画覆盖层 ----------------------------- */
#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, var(--bg-deep) 0%, var(--bg-deepest) 100%);
  transition: opacity 600ms var(--ease-out-expo), visibility 600ms;
}
#loader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-brand {
  position: relative;
  width: 120px;
  height: 120px;
  margin-bottom: 32px;
}
.loader-ring {
  position: absolute;
  inset: 0;
  border: 2px solid transparent;
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: loader-spin 1.2s linear infinite;
}
.loader-ring:nth-child(2) {
  inset: 14px;
  border-top-color: var(--accent-gas);
  animation-duration: 1.8s;
  animation-direction: reverse;
}
.loader-ring:nth-child(3) {
  inset: 28px;
  border-top-color: var(--accent-safety);
  animation-duration: 2.4s;
}
.loader-core {
  position: absolute;
  inset: 42px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  animation: loader-pulse 1s ease-in-out infinite;
}
@keyframes loader-spin { to { transform: rotate(360deg); } }
@keyframes loader-pulse {
  0%, 100% { opacity: 0.4; transform: scale(0.8); }
  50%      { opacity: 1;   transform: scale(1.1); }
}
.loader-text {
  font-family: var(--font-en);
  font-size: 14px;
  letter-spacing: 6px;
  color: var(--accent);
  text-transform: uppercase;
  animation: loader-pulse 1.4s ease-in-out infinite;
}
.loader-skip {
  position: absolute;
  bottom: 32px;
  font-size: 12px;
  color: var(--text-tertiary);
  letter-spacing: 2px;
  cursor: pointer;
  transition: color 200ms;
}
.loader-skip:hover { color: var(--accent); }

/* ----------------------------- 导航栏 ----------------------------- */
.nav-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  background: rgba(5, 8, 22, 0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--line-soft);
}
.nav-bar::after {
  content: "";
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent) 20%, var(--accent) 80%, transparent);
  opacity: 0.6;
}
.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}
.nav-logo-mark {
  width: 36px; height: 36px;
  position: relative;
  display: grid;
  place-items: center;
}
.nav-logo-mark svg { width: 100%; height: 100%; }
.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.nav-logo-text .cn {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 2px;
}
.nav-logo-text .en {
  font-family: var(--font-en);
  font-size: 9px;
  color: var(--text-tertiary);
  letter-spacing: 2px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  position: relative;
  padding: 10px 18px;
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--text-secondary);
  transition: color 200ms var(--ease-out-expo);
  font-family: var(--font-cn);
}
.nav-link::before {
  content: "";
  position: absolute;
  left: 50%; bottom: 4px;
  width: 0; height: 2px;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  transition: width 300ms var(--ease-out-expo), left 300ms var(--ease-out-expo);
}
.nav-link:hover { color: var(--text-primary); }
.nav-link.is-active { color: var(--accent); }
.nav-link.is-active::before { width: 24px; left: calc(50% - 12px); }

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 2px;
}
.nav-status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-env);
  box-shadow: 0 0 8px var(--glow-env);
  animation: status-pulse 2s ease-in-out infinite;
}
@keyframes status-pulse {
  0%, 100% { opacity: 0.6; }
  50%      { opacity: 1; }
}

/* ----------------------------- 页面通用：body 淡入淡出 ----------------------------- */
body { transition: opacity 200ms var(--ease-out-expo); }
body.is-leaving { opacity: 0; }

/* ----------------------------- Hero（首页） ----------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--nav-h) 32px 64px;
  z-index: 2;
}
.hero-hud {
  position: absolute;
  inset: 32px;
  pointer-events: none;
  opacity: 0.5;
}
.hero-hud .corner {
  position: absolute;
  width: 60px; height: 60px;
  border: 2px solid var(--accent);
  opacity: 0.6;
}
.hero-hud .corner.tl { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.hero-hud .corner.tr { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.hero-hud .corner.bl { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.hero-hud .corner.br { bottom: 0; right: 0; border-left: 0; border-top: 0; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  border: 1px solid var(--line-medium);
  border-radius: 100px;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--accent);
  text-transform: uppercase;
  background: var(--accent-soft);
  margin-bottom: 32px;
}
.hero-eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.hero-title {
  font-family: var(--font-cn);
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 900;
  letter-spacing: 6px;
  line-height: 1.15;
  margin-bottom: 24px;
  background: linear-gradient(180deg, #FFFFFF 0%, #9BA3C7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-title .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px) rotateX(-90deg);
  transform-origin: bottom;
}
.hero-title.is-in .char {
  animation: char-in 600ms var(--ease-out-expo) forwards;
}
@keyframes char-in {
  to { opacity: 1; transform: translateY(0) rotateX(0); }
}

.hero-subtitle {
  font-size: clamp(15px, 1.4vw, 20px);
  color: var(--text-secondary);
  letter-spacing: 4px;
  max-width: 720px;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 800ms var(--ease-out-expo), transform 800ms var(--ease-out-expo);
}
.hero-subtitle.is-in { opacity: 1; transform: translateY(0); }

.hero-cta {
  display: flex;
  gap: 16px;
  margin-top: 48px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 800ms var(--ease-out-expo) 200ms, transform 800ms var(--ease-out-expo) 200ms;
}
.hero-cta.is-in { opacity: 1; transform: translateY(0); }
.btn {
  position: relative;
  padding: 14px 32px;
  font-family: var(--font-cn);
  font-size: 14px;
  letter-spacing: 3px;
  border: 1px solid var(--line-medium);
  color: var(--text-primary);
  overflow: hidden;
  transition: all 300ms var(--ease-out-expo);
  cursor: pointer;
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: translateY(100%);
  transition: transform 300ms var(--ease-out-expo);
  z-index: -1;
}
.btn:hover { color: var(--bg-deepest); border-color: var(--accent); }
.btn:hover::before { transform: translateY(0); }
.btn--primary {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.hero-deco {
  position: absolute;
  pointer-events: none;
  font-family: var(--font-en);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 3px;
  text-transform: uppercase;
  opacity: 0.7;
}
.hero-deco--left  { left: 5%; top: 50%; transform: translateY(-50%) rotate(-90deg); transform-origin: left center; }
.hero-deco--right { right: 5%; top: 50%; transform: translateY(-50%) rotate(90deg); transform-origin: right center; }

/* ----------------------------- 行业入口卡片 ----------------------------- */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}
@media (max-width: 1200px) { .industry-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px)  { .industry-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px)  { .industry-grid { grid-template-columns: 1fr; } }

.industry-card {
  position: relative;
  padding: 36px 24px;
  background: var(--bg-card);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  cursor: pointer;
  overflow: hidden;
  transform-style: preserve-3d;
  transition: transform 400ms var(--ease-out-expo), border-color 300ms, box-shadow 400ms;
  will-change: transform;
}
.industry-card::before {
  /* 行业色顶部光带 */
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--card-accent), transparent);
  opacity: 0.7;
}
.industry-card::after {
  /* hover 光晕扩散 */
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), var(--card-accent-soft), transparent 60%);
  opacity: 0;
  transition: opacity 400ms var(--ease-out-expo);
  pointer-events: none;
}
.industry-card:hover {
  border-color: var(--card-accent);
  box-shadow: 0 20px 60px -20px var(--card-accent-glow);
}
.industry-card:hover::after { opacity: 1; }

.industry-card .icon {
  width: 56px; height: 56px;
  margin-bottom: 24px;
  color: var(--card-accent);
  filter: drop-shadow(0 0 8px var(--card-accent-glow));
  transform: translateZ(40px);
}
.industry-card .icon path,
.industry-card .icon line,
.industry-card .icon circle,
.industry-card .icon rect,
.industry-card .icon polyline {
  stroke: currentColor;
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  transition: stroke-dashoffset 1.2s var(--ease-out-expo);
}
.industry-card.is-revealed .icon path,
.industry-card.is-revealed .icon line,
.industry-card.is-revealed .icon circle,
.industry-card.is-revealed .icon rect,
.industry-card.is-revealed .icon polyline,
.industry-card:hover .icon path,
.industry-card:hover .icon line,
.industry-card:hover .icon circle,
.industry-card:hover .icon rect,
.industry-card:hover .icon polyline { stroke-dashoffset: 0; }

.industry-card .label-en {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 4px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  margin-bottom: 6px;
  transform: translateZ(20px);
}
.industry-card .label-cn {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 12px;
  color: var(--text-primary);
  transform: translateZ(30px);
}
.industry-card .desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  min-height: 60px;
  transform: translateZ(15px);
}
.industry-card .arrow {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--card-accent);
  text-transform: uppercase;
  transform: translateZ(25px);
  transition: gap 300ms var(--ease-out-expo);
}
.industry-card:hover .arrow { gap: 14px; }

/* 卡片角部 L 装饰 */
.industry-card .corner {
  position: absolute;
  width: 12px; height: 12px;
  border: 1.5px solid var(--card-accent);
  opacity: 0;
  transition: opacity 300ms var(--ease-out-expo);
}
.industry-card:hover .corner { opacity: 1; }
.industry-card .corner.tl { top: 8px; left: 8px; border-right: 0; border-bottom: 0; }
.industry-card .corner.tr { top: 8px; right: 8px; border-left: 0; border-bottom: 0; }
.industry-card .corner.bl { bottom: 8px; left: 8px; border-right: 0; border-top: 0; }
.industry-card .corner.br { bottom: 8px; right: 8px; border-left: 0; border-top: 0; }

/* 行业色由 data-accent 注入变量 */
.industry-card[data-accent="gas"]     { --card-accent: var(--accent-gas);     --card-accent-soft: rgba(255,107,53,0.12);   --card-accent-glow: var(--glow-gas); }
.industry-card[data-accent="safety"]  { --card-accent: var(--accent-safety);  --card-accent-soft: rgba(123,47,247,0.12);   --card-accent-glow: var(--glow-safety); }
.industry-card[data-accent="water"]   { --card-accent: var(--accent-water);   --card-accent-soft: rgba(0,240,255,0.12);    --card-accent-glow: var(--glow-water); }
.industry-card[data-accent="fire"]    { --card-accent: var(--accent-fire);    --card-accent-soft: rgba(255,61,90,0.12);    --card-accent-glow: var(--glow-fire); }
.industry-card[data-accent="env"]     { --card-accent: var(--accent-env);     --card-accent-soft: rgba(0,255,148,0.12);    --card-accent-glow: var(--glow-env); }

/* ----------------------------- 数据指标卡 ----------------------------- */
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
@media (max-width: 900px) { .metric-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .metric-grid { grid-template-columns: 1fr; } }

.metric-card {
  position: relative;
  padding: 32px 28px;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 400ms var(--ease-out-expo), border-color 300ms;
}
.metric-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
}
.metric-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}
.metric-card .label-en {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.metric-card .label-cn {
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 2px;
  margin-bottom: 20px;
}
.metric-card .value-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.metric-card .value {
  font-family: var(--font-num);
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  text-shadow: 0 0 16px var(--accent-glow);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.metric-card .unit {
  font-family: var(--font-en);
  font-size: 16px;
  color: var(--text-secondary);
  letter-spacing: 1px;
}
.metric-card .sparkline {
  margin-top: 16px;
  height: 24px;
  display: flex;
  align-items: flex-end;
  gap: 3px;
}
.metric-card .sparkline span {
  flex: 1;
  background: var(--accent-soft);
  border-radius: 1px;
  animation: spark-rise 1.2s var(--ease-out-expo) backwards;
}
@keyframes spark-rise {
  from { height: 0; }
}

/* ----------------------------- 行业页：Hero ----------------------------- */
.industry-hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-h) + 64px) 32px 64px;
  overflow: hidden;
  z-index: 2;
}
.industry-hero::before {
  /* 行业色巨型径向光晕 */
  content: "";
  position: absolute;
  top: -20%; left: 50%;
  width: 80vw; height: 80vw;
  transform: translateX(-50%);
  background: radial-gradient(circle, var(--accent-soft) 0%, transparent 60%);
  pointer-events: none;
  animation: hero-breathe 6s ease-in-out infinite;
}
@keyframes hero-breathe {
  0%, 100% { transform: translateX(-50%) scale(1); opacity: 0.7; }
  50%      { transform: translateX(-50%) scale(1.15); opacity: 1; }
}
.industry-hero-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}
.industry-hero .breadcrumb {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.industry-hero .breadcrumb .sep { color: var(--accent); }
.industry-hero .title-en {
  font-family: var(--font-en);
  font-size: clamp(48px, 8vw, 96px);
  font-weight: 900;
  letter-spacing: 8px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--accent);
  margin-bottom: 16px;
  text-transform: uppercase;
  opacity: 0.4;
}
.industry-hero .title-cn {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 900;
  letter-spacing: 6px;
  margin-bottom: 24px;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--accent) 200%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.industry-hero .tagline {
  font-size: clamp(15px, 1.4vw, 18px);
  color: var(--text-secondary);
  letter-spacing: 3px;
  max-width: 640px;
  line-height: 1.9;
}
.industry-hero .meta-row {
  display: flex;
  gap: 48px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.industry-hero .meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.industry-hero .meta-item .k {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--text-tertiary);
  text-transform: uppercase;
}
.industry-hero .meta-item .v {
  font-family: var(--font-num);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
}

/* ----------------------------- 图表容器 ----------------------------- */
.chart-container {
  position: relative;
  padding: 24px;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  min-height: 320px;
}
.chart-container .chart-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.chart-container .chart-title .name {
  font-size: 15px;
  letter-spacing: 2px;
  color: var(--text-primary);
}
.chart-container .chart-title .badge {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 2px;
  padding: 4px 10px;
  border: 1px solid var(--accent-soft);
  color: var(--accent);
  border-radius: 100px;
}
.chart-container .chart-body {
  width: 100%;
  height: 280px;
}

.charts-area {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
}
@media (max-width: 1000px) { .charts-area { grid-template-columns: 1fr; } }

/* ----------------------------- 场景卡 ----------------------------- */
.scenarios {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 900px) { .scenarios { grid-template-columns: 1fr; } }

.scenario-card {
  position: relative;
  padding: 28px;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 400ms var(--ease-out-expo);
}
.scenario-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 12px 40px -12px var(--accent-glow);
}
.scenario-card .num {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 16px;
}
.scenario-card .name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.scenario-card .desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}
.scenario-card .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.scenario-card .tag {
  font-size: 11px;
  padding: 4px 10px;
  border: 1px solid var(--line-medium);
  border-radius: 100px;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

/* ----------------------------- 传感器矩阵 ----------------------------- */
.sensor-matrix {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .sensor-matrix { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .sensor-matrix { grid-template-columns: 1fr; } }

.sensor-card {
  position: relative;
  padding: 24px;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  overflow: hidden;
  animation: breathe 4s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { box-shadow: 0 0 0 0 transparent, inset 0 0 0 0 transparent; }
  50%      { box-shadow: 0 0 24px -4px var(--accent-glow), inset 0 0 12px -4px var(--accent-soft); }
}
.sensor-card::before {
  content: "";
  position: absolute;
  top: 12px; right: 12px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: status-pulse 1.5s ease-in-out infinite;
}
.sensor-card .name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.sensor-card .model {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}
.sensor-card .reading {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 8px;
}
.sensor-card .reading .num {
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
}
.sensor-card .reading .unit {
  font-size: 12px;
  color: var(--text-secondary);
}
.sensor-card .range {
  height: 4px;
  background: var(--line-soft);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 8px;
}
.sensor-card .range .fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 2px;
  transition: width 800ms var(--ease-out-expo);
}

/* ----------------------------- 页脚 ----------------------------- */
.site-footer {
  position: relative;
  padding: 64px 32px 32px;
  border-top: 1px solid var(--line-soft);
  background: rgba(5, 8, 22, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 2;
  margin-top: 64px;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  width: 200px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.footer-brand .cn {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
}
.footer-brand .en {
  font-family: var(--font-en);
  font-size: 10px;
  color: var(--text-tertiary);
  letter-spacing: 3px;
}
.footer-meta {
  display: flex;
  align-items: center;
  gap: 32px;
}
.footer-meta .item {
  font-family: var(--font-en);
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 2px;
}
.footer-copy {
  width: 100%;
  text-align: center;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 2px;
  padding-top: 24px;
  margin-top: 24px;
  border-top: 1px solid var(--line-soft);
}

/* ----------------------------- 滚动入场 ----------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 800ms var(--ease-out-expo), transform 800ms var(--ease-out-expo);
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal-delay="1"] { transition-delay: 100ms; }
[data-reveal-delay="2"] { transition-delay: 200ms; }
[data-reveal-delay="3"] { transition-delay: 300ms; }
[data-reveal-delay="4"] { transition-delay: 400ms; }
[data-reveal-delay="5"] { transition-delay: 500ms; }

/* ----------------------------- Reduced Motion 降级 ----------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .hero-title .char { opacity: 1; transform: none; animation: none; }
  #bg-particles { display: none; }
  #loader { display: none; }
  body.is-leaving { opacity: 1; }
}

/* ----------------------------- 响应式微调 ----------------------------- */
@media (max-width: 768px) {
  .nav-links { gap: 0; }
  .nav-link { padding: 8px 10px; font-size: 12px; letter-spacing: 0.5px; }
  .nav-status { display: none; }
  .nav-logo-text .en { display: none; }
  .section { padding: 64px 0; }
  .section-title .cn { font-size: 22px; }
  .container { padding: 0 20px; }
}

/* ==========================================================================
   v2：智能体目录 - Hero 扩展 + 智能体卡片
   颜色一律走 var(--accent)，由 body[data-page] 自动切换，零行业特判
   ========================================================================== */

/* ----------------------------- Hero：行业 icon + 统计 ----------------------------- */
.industry-hero .hero-icon {
  width: 72px;
  height: 72px;
  color: var(--accent);
  margin-bottom: 28px;
  filter: drop-shadow(0 0 12px var(--accent-glow));
}
.industry-hero .hero-icon path,
.industry-hero .hero-icon line,
.industry-hero .hero-icon circle,
.industry-hero .hero-icon rect,
.industry-hero .hero-icon polyline {
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 260;
  stroke-dashoffset: 260;
  animation: hero-icon-draw 1.8s var(--ease-out-expo) 0.15s forwards;
}
@keyframes hero-icon-draw { to { stroke-dashoffset: 0; } }

.industry-hero .hero-stats {
  display: flex;
  align-items: flex-end;
  gap: 48px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.industry-hero .hero-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.industry-hero .hero-stat .k {
  font-family: var(--font-cn);
  font-size: 11px;
  letter-spacing: 1.5px;
  color: var(--text-tertiary);
}
.industry-hero .hero-stat .v {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.industry-hero .hero-stat .v.sm { font-size: 28px; color: var(--text-primary); }
.industry-hero .hero-stat--count .v {
  font-size: 64px;
  text-shadow: 0 0 24px var(--accent-glow);
}

/* ----------------------------- 智能体卡片网格 ----------------------------- */
.agents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}
@media (max-width: 480px) { .agents-grid { grid-template-columns: 1fr; } }

/* 卡片：毛玻璃 + 行业色 1px 描边 + L 形角装饰 */
.agent-card {
  position: relative;
  padding: 24px;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 12px;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.4s var(--ease-out-expo),
              box-shadow 0.4s var(--ease-out-expo),
              border-color 0.4s var(--ease-out-expo);
}
.agent-card:hover,
.agent-card:focus-visible {
  outline: none;
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--accent) 75%, transparent);
  box-shadow: 0 12px 40px color-mix(in srgb, var(--accent) 25%, transparent);
}

/* L 形角装饰（hover 显现） */
.agent-card .corner {
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--accent);
  border-style: solid;
  border-width: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-out-expo);
}
.agent-card:hover .corner,
.agent-card:focus-visible .corner { opacity: 1; }
.agent-card .corner.tl { top: 6px; left: 6px;   border-top-width: 2px; border-left-width: 2px; }
.agent-card .corner.tr { top: 6px; right: 6px;  border-top-width: 2px; border-right-width: 2px; }
.agent-card .corner.bl { bottom: 6px; left: 6px;   border-bottom-width: 2px; border-left-width: 2px; }
.agent-card .corner.br { bottom: 6px; right: 6px;  border-bottom-width: 2px; border-right-width: 2px; }

/* 卡片头部：状态灯 + 场景标签 */
.agent-card .agent-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.agent-card .agent-status-text {
  margin-left: auto;
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-tertiary);
  text-transform: uppercase;
}

/* 状态指示灯 */
.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-dot.running {
  background: #00FF94;
  animation: status-dot-pulse 2s infinite;
}
.status-dot.standby {
  background: #5a6378;
}
@keyframes status-dot-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(0, 255, 148, 0.6); }
  70%  { box-shadow: 0 0 0 8px rgba(0, 255, 148, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 255, 148, 0); }
}

/* 场景标签 */
.scenario-tag {
  font-size: 11px;
  letter-spacing: 1px;
  padding: 3px 10px;
  border-radius: 4px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}

/* 卡片主体 */
.agent-card .agent-name {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 10px;
}
.agent-card .agent-task {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  min-height: 44px;
}

/* 卡片底部：模型 + 今日执行数 */
.agent-card .agent-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}
.agent-card .agent-model {
  font-size: 12px;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.5px;
  min-width: 0;
}
.agent-card .agent-model .model-label {
  flex-shrink: 0;
  font-size: 10px;
  padding: 2px 6px;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  color: var(--accent);
  border-radius: 3px;
  letter-spacing: 1px;
}
.agent-card .agent-runs {
  flex-shrink: 0;
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-family: var(--font-num);
}
.agent-card .agent-runs .num {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.agent-card .agent-runs .unit {
  font-size: 10px;
  color: var(--text-tertiary);
  letter-spacing: 1px;
}

/* ==========================================================================
   v2 · 全局调度编排大屏（首页）
   ========================================================================== */

/* ----------------------------- 大屏标题条 ----------------------------- */
.screen-header {
  position: relative;
  z-index: 2;
  padding: calc(var(--nav-h) + 56px) 0 24px;
}
.screen-header-inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.screen-header-text { display: flex; flex-direction: column; gap: 12px; max-width: 760px; }

.screen-eyebrow {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: 6px;
  color: var(--accent);
  text-transform: uppercase;
  position: relative;
  padding-left: 22px;
}
.screen-eyebrow::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 14px; height: 1px;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}

.screen-title {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 900;
  letter-spacing: 6px;
  line-height: 1.1;
  color: var(--text-primary);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 800ms var(--ease-out-expo), transform 800ms var(--ease-out-expo);
}
.screen-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  letter-spacing: 1px;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 800ms var(--ease-out-expo) 120ms, transform 800ms var(--ease-out-expo) 120ms;
}
.screen-header.is-in .screen-title,
.screen-header.is-in .screen-subtitle { opacity: 1; transform: translateY(0); }

.screen-header-live {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 20px;
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 800ms var(--ease-out-expo) 240ms, transform 800ms var(--ease-out-expo) 240ms;
}
.screen-header.is-in .screen-header-live { opacity: 1; transform: translateY(0); }
.live-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #00FF94;
  box-shadow: 0 0 0 0 rgba(0,255,148,0.7);
  animation: live-pulse 1.8s infinite;
}
@keyframes live-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(0,255,148,0.6); }
  70%  { box-shadow: 0 0 0 8px rgba(0,255,148,0); }
  100% { box-shadow: 0 0 0 0 rgba(0,255,148,0); }
}
.live-text {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 3px;
  color: #00FF94;
}
.live-time {
  font-family: var(--font-num);
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--text-primary);
  padding-left: 14px;
  border-left: 1px solid var(--line-medium);
  font-variant-numeric: tabular-nums;
}

/* ----------------------------- 平台核心指标条 ----------------------------- */
.section-metrics { padding: 32px 0 24px; }
.platform-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.metric-item {
  position: relative;
  padding: 26px 24px 22px;
  background: var(--bg-card);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 6px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms var(--ease-out-expo), transform 700ms var(--ease-out-expo);
}
.platform-metrics.is-in .metric-item { opacity: 1; transform: translateY(0); }
.platform-metrics.is-in .metric-item:nth-child(1) { transition-delay: 0ms; }
.platform-metrics.is-in .metric-item:nth-child(2) { transition-delay: 100ms; }
.platform-metrics.is-in .metric-item:nth-child(3) { transition-delay: 200ms; }
.platform-metrics.is-in .metric-item:nth-child(4) { transition-delay: 300ms; }
.metric-item::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--m-accent), transparent);
  opacity: 0.85;
}
.metric-item::after {
  content: "";
  position: absolute;
  right: -40px; bottom: -40px;
  width: 140px; height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--m-accent-soft) 0%, transparent 70%);
  opacity: 0.6;
  pointer-events: none;
}
.metric-item[data-domain="gas"]    { --m-accent: var(--accent-gas);    --m-accent-soft: rgba(255,107,53,0.20); }
.metric-item[data-domain="safety"] { --m-accent: var(--accent-safety); --m-accent-soft: rgba(123,47,247,0.20); }
.metric-item[data-domain="water"]  { --m-accent: var(--accent-water);  --m-accent-soft: rgba(0,240,255,0.20); }
.metric-item[data-domain="fire"]   { --m-accent: var(--accent-fire);   --m-accent-soft: rgba(255,61,90,0.20); }
.metric-item[data-domain="env"]    { --m-accent: var(--accent-env);    --m-accent-soft: rgba(0,255,148,0.20); }

.metric-en {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--text-tertiary);
  text-transform: uppercase;
}
.metric-value {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-family: var(--font-num);
  font-size: clamp(34px, 4vw, 46px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 1px;
  background: linear-gradient(135deg, #FFFFFF 0%, var(--m-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
  margin: 4px 0 2px;
}
.metric-suffix {
  font-size: 16px;
  font-weight: 500;
  color: var(--m-accent);
  -webkit-text-fill-color: var(--m-accent);
}
.metric-cn {
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--text-secondary);
}

/* ----------------------------- 全局态势区 ----------------------------- */
.section-map { padding: 64px 0; }
.situation-map {
  position: relative;
  height: 420px;
  padding: 56px 20px 16px;
  background: var(--bg-card);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.situation-map::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.map-legend {
  position: absolute;
  top: 18px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  z-index: 2;
}
.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--text-secondary);
}
.legend-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.legend-dot--running {
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
  animation: legend-pulse 2s infinite;
}
.legend-dot--standby {
  background: transparent;
  border: 1.5px solid #5a6378;
}
@keyframes legend-pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.25); }
}
#chart-overview {
  width: 100%;
  height: 100%;
  min-height: 320px;
}

/* ----------------------------- 五大行业入口区 ----------------------------- */
.section-domains { padding: 64px 0; }
.domain-entries {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
@media (max-width: 1100px) { .domain-entries { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px)  { .domain-entries { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px)  { .domain-entries { grid-template-columns: 1fr; } }

.domain-entry-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 32px 22px 22px;
  min-height: 280px;
  background: var(--bg-card);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: transform 400ms var(--ease-out-expo), border-color 300ms, box-shadow 400ms;
  will-change: transform;
}
.domain-entry-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--card-accent), transparent);
  opacity: 0.7;
}
.domain-entry-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), var(--card-accent-soft), transparent 60%);
  opacity: 0;
  transition: opacity 400ms var(--ease-out-expo);
  pointer-events: none;
}
.domain-entry-card:hover {
  border-color: var(--card-accent);
  box-shadow: 0 20px 60px -20px var(--card-accent-glow);
}
.domain-entry-card:hover::after { opacity: 1; }

.domain-entry-card[data-accent="gas"]     { --card-accent: var(--accent-gas);    --card-accent-soft: rgba(255,107,53,0.14);   --card-accent-glow: var(--glow-gas); }
.domain-entry-card[data-accent="safety"]  { --card-accent: var(--accent-safety); --card-accent-soft: rgba(123,47,247,0.14);   --card-accent-glow: var(--glow-safety); }
.domain-entry-card[data-accent="water"]   { --card-accent: var(--accent-water);  --card-accent-soft: rgba(0,240,255,0.14);    --card-accent-glow: var(--glow-water); }
.domain-entry-card[data-accent="fire"]    { --card-accent: var(--accent-fire);   --card-accent-soft: rgba(255,61,90,0.14);    --card-accent-glow: var(--glow-fire); }
.domain-entry-card[data-accent="env"]     { --card-accent: var(--accent-env);    --card-accent-soft: rgba(0,255,148,0.14);    --card-accent-glow: var(--glow-env); }

.domain-entry-card .dec-icon {
  width: 52px; height: 52px;
  margin-bottom: 22px;
  color: var(--card-accent);
  filter: drop-shadow(0 0 8px var(--card-accent-glow));
  transform: translateZ(30px);
}
.domain-entry-card .dec-icon svg { width: 100%; height: 100%; }
.domain-entry-card .dec-icon path,
.domain-entry-card .dec-icon line,
.domain-entry-card .dec-icon circle,
.domain-entry-card .dec-icon rect,
.domain-entry-card .dec-icon polyline {
  stroke: currentColor;
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  transition: stroke-dashoffset 1.2s var(--ease-out-expo);
}
.domain-entry-card.is-revealed .dec-icon path,
.domain-entry-card.is-revealed .dec-icon line,
.domain-entry-card.is-revealed .dec-icon circle,
.domain-entry-card.is-revealed .dec-icon rect,
.domain-entry-card.is-revealed .dec-icon polyline,
.domain-entry-card:hover .dec-icon path,
.domain-entry-card:hover .dec-icon line,
.domain-entry-card:hover .dec-icon circle,
.domain-entry-card:hover .dec-icon rect,
.domain-entry-card:hover .dec-icon polyline { stroke-dashoffset: 0; }

.domain-entry-card .dec-en {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  margin-bottom: 6px;
  transform: translateZ(20px);
}
.domain-entry-card .dec-cn {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 12px;
  color: var(--text-primary);
  transform: translateZ(30px);
}
.domain-entry-card .dec-tagline {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
  transform: translateZ(15px);
}
.domain-entry-card .dec-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  transform: translateZ(25px);
}
.domain-entry-card .dec-count {
  font-size: 12px;
  color: var(--text-tertiary);
  letter-spacing: 1px;
}
.domain-entry-card .dec-count b {
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  color: var(--card-accent);
  margin-right: 2px;
}
.domain-entry-card .dec-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--card-accent);
  text-transform: uppercase;
  transition: gap 300ms var(--ease-out-expo);
}
.domain-entry-card:hover .dec-arrow { gap: 12px; }

/* 卡片角部 L 装饰 */
.domain-entry-card .corner {
  position: absolute;
  width: 12px; height: 12px;
  border: 1.5px solid var(--card-accent);
  opacity: 0;
  transition: opacity 300ms var(--ease-out-expo);
}
.domain-entry-card:hover .corner { opacity: 1; }
.domain-entry-card .corner.tl { top: 8px; left: 8px; border-right: 0; border-bottom: 0; }
.domain-entry-card .corner.tr { top: 8px; right: 8px; border-left: 0; border-bottom: 0; }
.domain-entry-card .corner.bl { bottom: 8px; left: 8px; border-right: 0; border-top: 0; }
.domain-entry-card .corner.br { bottom: 8px; right: 8px; border-left: 0; border-top: 0; }

/* ----------------------------- 任务执行流 ----------------------------- */
.section-stream { padding: 64px 0 96px; }
.task-stream {
  background: var(--bg-card);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}
.task-stream::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.stream-header {
  display: grid;
  grid-template-columns: 100px 220px 1fr 100px;
  gap: 16px;
  padding: 14px 24px;
  background: rgba(5, 8, 22, 0.5);
  border-bottom: 1px solid var(--line-medium);
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--text-tertiary);
  text-transform: uppercase;
}
.stream-body {
  height: 320px;
  overflow-y: auto;
  padding: 8px 0;
}
.stream-body::-webkit-scrollbar { width: 6px; }
.stream-body::-webkit-scrollbar-thumb { background: var(--line-medium); }

.stream-item {
  display: grid;
  grid-template-columns: 100px 220px 1fr 100px;
  gap: 16px;
  align-items: center;
  padding: 12px 24px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--text-secondary);
  animation: streamIn 480ms var(--ease-out-expo);
}
.stream-item.no-anim { animation: none; }
.stream-item:hover { background: rgba(255,255,255,0.02); }
@keyframes streamIn {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

.stream-col { min-width: 0; }
.stream-col--time {
  font-family: var(--font-num);
  color: var(--text-tertiary);
  letter-spacing: 1px;
  font-variant-numeric: tabular-nums;
}
.stream-col--agent {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
}
.stream-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.stream-agent-name {
  font-size: 13px;
  color: var(--text-primary);
  font-weight: 500;
  letter-spacing: 0.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.stream-col--task {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.5;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.stream-col--status { display: flex; justify-content: flex-end; }
.stream-status-tag {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 12px;
  font-size: 11px;
  letter-spacing: 1px;
  border: 1px solid transparent;
  font-family: var(--font-cn);
}
.stream-item.is-running .stream-status-tag {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
}
.stream-item.is-done .stream-status-tag {
  color: #00FF94;
  background: rgba(0,255,148,0.10);
  border-color: rgba(0,255,148,0.35);
}
.stream-item.is-alert .stream-status-tag {
  color: #FF3D5A;
  background: rgba(255,61,90,0.12);
  border-color: rgba(255,61,90,0.40);
}

@media (max-width: 768px) {
  .stream-header { display: none; }
  .stream-item {
    grid-template-columns: 70px 1fr;
    grid-template-rows: auto auto;
    gap: 6px 12px;
    padding: 12px 16px;
  }
  .stream-col--time { grid-row: 1; grid-column: 1; }
  .stream-col--agent { grid-row: 1; grid-column: 2; }
  .stream-col--task { grid-row: 2; grid-column: 1 / -1; white-space: normal; }
  .stream-col--status { grid-row: 2; grid-column: 1 / -1; justify-content: flex-start; }
}

@media (max-width: 900px) {
  .platform-metrics { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .platform-metrics { grid-template-columns: 1fr; }
  .situation-map { height: 360px; }
}

/* prefers-reduced-motion：全局降级 */
@media (prefers-reduced-motion: reduce) {
  .live-dot { animation: none; }
  .legend-dot--running { animation: none; }
  .stream-item { animation: none; }
  .screen-title, .screen-subtitle, .screen-header-live { transition: none; opacity: 1; transform: none; }
}

/* ==========================================================================
   v3 · 智能体工作台（workspace.html）
   行业色由 workspace.js 动态写入 --accent，整页统一取色，零行业特判
   ========================================================================== */

/* ----------------------------- 工作台主容器 ----------------------------- */
.workspace {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: calc(var(--nav-h) + 40px) 32px 32px;
}
.workspace > * { margin-bottom: 56px; }
.workspace > *:last-child { margin-bottom: 0; }

/* ----------------------------- 兜底页 ----------------------------- */
.workspace-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 96px 32px;
  min-height: 50vh;
}
.workspace-empty .empty-mark {
  width: 72px; height: 72px;
  color: var(--text-tertiary);
  margin-bottom: 24px;
  opacity: 0.7;
}
.workspace-empty .empty-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.workspace-empty .empty-desc {
  font-size: 14px;
  color: var(--text-secondary);
  letter-spacing: 1px;
  line-height: 1.8;
  margin-bottom: 28px;
  max-width: 460px;
}
.workspace-empty .empty-btn {
  display: inline-block;
  padding: 12px 28px;
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 50%, transparent);
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  transition: all 300ms var(--ease-out-expo);
}
.workspace-empty .empty-btn:hover {
  background: var(--accent);
  color: var(--bg-deepest);
}

/* ----------------------------- 身份卡 ----------------------------- */
.identity-card {
  padding: 32px 36px;
}
.ws-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--text-tertiary);
  margin-bottom: 22px;
}
.ws-breadcrumb a {
  color: var(--text-secondary);
  transition: color 200ms var(--ease-out-expo);
}
.ws-breadcrumb a:hover { color: var(--accent); }
.ws-breadcrumb .sep { color: var(--text-muted); }
.ws-breadcrumb .cur { color: var(--accent); }

.identity-main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.identity-left { min-width: 0; flex: 1; }
.identity-name {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  letter-spacing: 4px;
  line-height: 1.2;
  color: var(--accent);
  margin-bottom: 4px;
}
.identity-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
}
.identity-status .status-text {
  font-size: 13px;
  letter-spacing: 2px;
}
.identity-status .status-text.running { color: #00FF94; }
.identity-status .status-text.standby { color: var(--text-tertiary); }
.identity-task {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  letter-spacing: 1px;
  margin-top: 16px;
  max-width: 640px;
}
.identity-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  flex-shrink: 0;
}
.identity-right .model-label {
  font-size: 10px;
  letter-spacing: 2px;
  padding: 3px 8px;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 3px;
}
.identity-model {
  font-size: 14px;
  color: var(--text-primary);
  letter-spacing: 1px;
  max-width: 260px;
  text-align: right;
  line-height: 1.5;
}

/* ----------------------------- 模型调用链 ----------------------------- */
.pipeline {
  display: flex;
  align-items: stretch;
  gap: 0;
}
.pipeline-node {
  position: relative;
  flex: 1;
  min-width: 0;
  padding: 22px 22px 24px;
  background: var(--bg-card);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 10px;
  min-height: 190px;
  display: flex;
  flex-direction: column;
}
.pipeline-line {
  flex: 0 0 88px;
  align-self: center;
  position: relative;
  height: 2px;
}
.pipeline-line::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, var(--accent-soft) 30%, var(--accent-soft) 70%, transparent);
}
.pipeline-line::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent), 0 0 20px var(--accent-glow);
  transform: translate(-50%, -50%);
  animation: flow-x 2.2s linear infinite;
}
@keyframes flow-x {
  0%   { left: 0%;   opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { left: 100%; opacity: 0; }
}

.node-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--text-secondary);
  margin-bottom: 18px;
}
.node-label .num {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 2px;
  padding: 2px 6px;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 3px;
}

.pipe-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pipe-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line-soft);
  border-radius: 4px;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}
.pipe-tag svg {
  width: 14px;
  height: 14px;
  color: var(--accent);
  flex-shrink: 0;
}

/* 模型节点：行业色高亮 + 旋转光环 */
.pipeline-node.model {
  border-color: color-mix(in srgb, var(--accent) 60%, transparent);
  background: linear-gradient(180deg, var(--accent-soft), var(--bg-card));
  box-shadow: 0 0 32px -8px var(--accent-glow);
}
.pipeline-node.model .ring,
.pipeline-node.model .ring-2 {
  position: absolute;
  border-radius: 10px;
  border: 2px solid transparent;
  pointer-events: none;
}
.pipeline-node.model .ring {
  inset: -3px;
  border-top-color: var(--accent);
  border-right-color: var(--accent);
  animation: spin 4s linear infinite;
  opacity: 0.85;
}
.pipeline-node.model .ring-2 {
  inset: -8px;
  border-bottom-color: var(--accent);
  border-left-color: var(--accent);
  animation: spin 6s linear infinite reverse;
  opacity: 0.35;
}
@keyframes spin { to { transform: rotate(360deg); } }

.model-core {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
}
.model-icon {
  width: 60px;
  height: 60px;
  color: var(--accent);
  filter: drop-shadow(0 0 14px var(--accent-glow));
  animation: model-breathe 3s ease-in-out infinite;
}
@keyframes model-breathe {
  0%, 100% { transform: scale(1);    opacity: 0.9; }
  50%      { transform: scale(1.08); opacity: 1; }
}
.model-name {
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  letter-spacing: 1px;
  color: var(--accent);
  line-height: 1.5;
}

/* ----------------------------- 实时工作区 ----------------------------- */
.workzone {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.data-stream,
.decision-out {
  height: 400px;
  display: flex;
  flex-direction: column;
  padding: 18px 20px 14px;
  overflow: hidden;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line-soft);
}
.panel-title {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--text-primary);
}
.panel-live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 3px;
  color: #00FF94;
}
.analyze-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--accent);
}
.analyze-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: analyze-pulse 1.2s ease-in-out infinite;
}
@keyframes analyze-pulse {
  0%, 100% { opacity: 0.4; transform: scale(0.8); }
  50%      { opacity: 1;   transform: scale(1.2); }
}

.stream-list,
.decision-list {
  flex: 1;
  overflow-y: auto;
  padding-right: 4px;
}
.stream-list::-webkit-scrollbar,
.decision-list::-webkit-scrollbar { width: 5px; }
.stream-list::-webkit-scrollbar-thumb,
.decision-list::-webkit-scrollbar-thumb { background: var(--line-medium); border-radius: 3px; }

/* 数据流单行 */
.stream-row {
  display: grid;
  grid-template-columns: 72px 1fr auto 52px;
  gap: 10px;
  align-items: center;
  padding: 9px 10px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line-soft);
  border-left: 2px solid var(--lvl, var(--text-muted));
  font-size: 12.5px;
  background: rgba(255, 255, 255, 0.015);
  animation: slideInRight 0.5s var(--ease-out-expo) both;
}
.stream-row.lvl-normal { --lvl: #00FF94; }
.stream-row.lvl-warn   { --lvl: #FFB020; }
.stream-row.lvl-alert  { --lvl: #FF3D5A; }
.stream-row .sr-time {
  font-family: var(--font-num);
  color: var(--text-tertiary);
  letter-spacing: 1px;
  font-variant-numeric: tabular-nums;
}
.stream-row .sr-name {
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.stream-row .sr-value {
  font-family: var(--font-num);
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}
.stream-row .sr-lvl {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--lvl);
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(24px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* 决策卡 */
.decision-card {
  position: relative;
  padding: 13px 16px 13px 18px;
  margin-bottom: 10px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  animation: popIn 0.5s var(--ease-back) both;
}
.decision-card .dc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.decision-card .dc-badge {
  font-size: 10px;
  letter-spacing: 1px;
  padding: 2px 8px;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 3px;
}
.decision-card .dc-time {
  font-family: var(--font-num);
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 1px;
}
.decision-card .dc-text {
  font-size: 13px;
  color: var(--text-primary);
  line-height: 1.65;
  letter-spacing: 0.5px;
}
@keyframes popIn {
  0%   { opacity: 0; transform: scale(0.92) translateY(-6px); }
  100% { opacity: 1; transform: scale(1)    translateY(0); }
}

/* ----------------------------- 运行指标 ----------------------------- */
.ws-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.ws-metrics .metric-text {
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 700;
  letter-spacing: 2px;
}
.ws-metrics .metric-text.running { color: #00FF94; }
.ws-metrics .metric-text.standby { color: var(--text-tertiary); }

/* ----------------------------- 工作台响应式 ----------------------------- */
@media (max-width: 1100px) {
  .ws-metrics { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 980px) {
  .pipeline { flex-direction: column; gap: 0; }
  .pipeline-line {
    flex-basis: auto;
    width: 2px;
    height: 48px;
    align-self: center;
  }
  .pipeline-line::before {
    background: linear-gradient(180deg, transparent, var(--accent-soft) 30%, var(--accent-soft) 70%, transparent);
  }
  .pipeline-line::after {
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-name: flow-y;
  }
  @keyframes flow-y {
    0%   { top: 0%;   opacity: 0; }
    12%  { opacity: 1; }
    88%  { opacity: 1; }
    100% { top: 100%; opacity: 0; }
  }
}
@media (max-width: 860px) {
  .workzone { grid-template-columns: 1fr; }
  .data-stream, .decision-out { height: 340px; }
}
@media (max-width: 560px) {
  .ws-metrics { grid-template-columns: 1fr; }
  .identity-card { padding: 24px 22px; }
  .identity-main { flex-direction: column; gap: 18px; }
  .identity-right { align-items: flex-start; }
  .identity-model { text-align: left; }
  .stream-row { grid-template-columns: 64px 1fr 50px; }
  .stream-row .sr-value { display: none; }
}

/* ----------------------------- 工作台 reduced-motion 降级 ----------------------------- */
@media (prefers-reduced-motion: reduce) {
  .pipeline-line::after,
  .pipeline-node.model .ring,
  .pipeline-node.model .ring-2,
  .model-icon,
  .analyze-tag::before { animation: none; }
  .stream-row,
  .decision-card { animation: none; opacity: 1; transform: none; }
}

/* ==========================================================================
   智能体能力矩阵（首页）
   ========================================================================== */
.section-matrix { padding: 72px 0 32px; }
.agent-matrix { display: flex; flex-direction: column; gap: 40px; }

.matrix-group { position: relative; }
.matrix-group::before {
  content: "";
  position: absolute;
  top: -20px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent 70%);
  opacity: 0.4;
}
.matrix-group:first-child::before { display: none; }

.matrix-group-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.mg-icon {
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  filter: drop-shadow(0 0 8px var(--accent-glow));
}
.mg-icon .hero-icon { width: 100%; height: 100%; }
.mg-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-primary);
}
.mg-count {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 1.5px;
  color: var(--text-tertiary);
}
.mg-more {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--accent);
  display: inline-flex; align-items: center; gap: 4px;
  transition: gap 0.3s var(--ease-out-expo);
}
.mg-more:hover { gap: 8px; }

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(248px, 1fr));
  gap: 16px;
}

.matrix-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 18px 16px;
  background: var(--bg-card);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  border: 1px solid var(--line-medium);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform 0.4s var(--ease-out-expo),
              border-color 0.3s, box-shadow 0.4s var(--ease-out-expo);
  overflow: hidden;
}
.matrix-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-out-expo);
}
.matrix-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 12px 36px rgba(0,0,0,0.5), 0 0 0 1px var(--accent-soft);
}
.matrix-card:hover::before { transform: scaleX(1); }
.matrix-card .status-dot {
  position: absolute;
  top: 16px; right: 16px;
}
.mc-scenario {
  font-family: var(--font-num);
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--accent);
  text-transform: uppercase;
  padding-right: 20px;
}
.mc-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-primary);
  line-height: 1.35;
}
.mc-task {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.55;
  flex: 1;
  margin-top: 2px;
}
.mc-go {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--text-tertiary);
  display: inline-flex; align-items: center; gap: 4px;
  transition: color 0.3s, gap 0.3s var(--ease-out-expo);
}
.matrix-card:hover .mc-go { color: var(--accent); gap: 8px; }

@media (max-width: 768px) {
  .matrix-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   工作台 · 在线使用操作区
   ========================================================================== */
.operator {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 24px;
  align-items: start;
}
.op-upload, .op-exec, .op-result { padding: 22px 24px; }
.op-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}
.op-title {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--text-primary);
}
.op-fill-demo {
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--accent);
  padding: 5px 12px;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  border-radius: 4px;
  background: var(--accent-soft);
  transition: background 0.3s, transform 0.3s var(--ease-out-expo);
}
.op-fill-demo:hover {
  background: color-mix(in srgb, var(--accent) 25%, transparent);
  transform: translateY(-1px);
}

.upload-slots { display: flex; flex-direction: column; gap: 12px; }
.upload-slot {
  display: grid;
  grid-template-columns: 38px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  transition: border-color 0.4s var(--ease-out-expo), background 0.4s;
}
.upload-slot.is-uploaded {
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  background: color-mix(in srgb, var(--accent) 8%, rgba(255,255,255,0.02));
}
.us-icon {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
  background: rgba(123,134,192,0.12);
  color: var(--text-tertiary);
  transition: background 0.4s, color 0.4s;
}
.upload-slot.is-uploaded .us-icon {
  background: var(--accent-soft);
  color: var(--accent);
}
.us-icon svg { width: 20px; height: 20px; }
.us-info { min-width: 0; }
.us-name {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
}
.us-status {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.5px;
  color: var(--text-tertiary);
  margin-top: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.upload-slot.is-uploaded .us-status { color: var(--accent); }
.us-btn {
  font-size: 12px;
  letter-spacing: 1px;
  padding: 7px 14px;
  border: 1px solid var(--line-medium);
  border-radius: 4px;
  color: var(--text-secondary);
  transition: all 0.3s var(--ease-out-expo);
  white-space: nowrap;
}
.us-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}
.upload-slot.is-uploaded .us-btn {
  border-color: transparent;
  color: var(--text-tertiary);
  cursor: default;
  pointer-events: none;
}

.op-hint {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 22px;
}
.op-hint .op-model-name { color: var(--accent); font-weight: 600; }
.exec-button {
  display: block;
  width: 100%;
  padding: 16px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--bg-deepest);
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 70%, #fff));
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.3s var(--ease-out-expo), box-shadow 0.4s, opacity 0.3s;
  box-shadow: 0 6px 24px var(--accent-glow);
}
.exec-button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px var(--accent-glow);
}
.exec-button:active:not(:disabled) { transform: translateY(0); }
.exec-button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
  background: linear-gradient(135deg, var(--text-muted), var(--text-tertiary));
  color: var(--text-secondary);
}
.exec-meta {
  margin-top: 14px;
  text-align: center;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--text-tertiary);
}

.progress-steps { display: flex; flex-direction: column; gap: 4px; margin-bottom: 18px; }
.step {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--text-tertiary);
  transition: all 0.4s var(--ease-out-expo);
  background: rgba(255,255,255,0.015);
}
.step-num {
  width: 24px; height: 24px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  font-family: var(--font-num);
  font-size: 12px;
  border: 1.5px solid var(--line-medium);
  color: var(--text-tertiary);
  transition: all 0.4s;
}
.step.is-done {
  color: var(--text-primary);
  background: color-mix(in srgb, var(--accent) 6%, rgba(255,255,255,0.015));
}
.step.is-done .step-num {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--bg-deepest);
}
.step.is-running {
  color: var(--accent);
  background: var(--accent-soft);
}
.step.is-running .step-num {
  border-color: var(--accent);
  color: var(--accent);
}
.step-spinner {
  width: 14px; height: 14px;
  border: 2px solid var(--accent-soft);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: step-spin 0.7s linear infinite;
}
@keyframes step-spin { to { transform: rotate(360deg); } }

.exec-log {
  max-height: 180px;
  overflow-y: auto;
  padding: 10px;
  background: rgba(5,8,22,0.5);
  border: 1px solid var(--line-soft);
  border-radius: 6px;
}
.exec-log:empty { display: none; }
.exec-log .stream-row {
  grid-template-columns: 64px 1fr auto;
  font-size: 11.5px;
  padding: 6px 8px;
  margin-bottom: 2px;
}

.result-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 1.5px;
  color: #00FF94;
  padding: 4px 10px;
  background: rgba(0,255,148,0.1);
  border: 1px solid rgba(0,255,148,0.35);
  border-radius: 4px;
}
.result-cards { display: grid; grid-template-columns: 1fr; gap: 14px; margin-bottom: 20px; }
.result-card {
  padding: 16px 18px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  animation: popIn 0.5s var(--ease-back) both;
}
.result-card:nth-child(2) { animation-delay: 0.1s; }
.result-card:nth-child(3) { animation-delay: 0.2s; }
.result-card:nth-child(4) { animation-delay: 0.3s; }
.result-card:nth-child(5) { animation-delay: 0.4s; }
.rc-label {
  font-size: 11px;
  letter-spacing: 1.5px;
  color: var(--text-tertiary);
  margin-bottom: 6px;
}
.rc-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}
.rc-value.lvl-alert { color: #FF3D5A; }
.rc-value.lvl-warn  { color: #FFB020; }
.rc-value.lvl-ok    { color: #00FF94; }
.rc-meta {
  margin-top: 6px;
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
}
.result-actions { display: flex; gap: 12px; }
.ra-btn {
  flex: 1;
  padding: 12px;
  font-size: 13px;
  letter-spacing: 2px;
  border: 1px solid var(--line-medium);
  border-radius: 6px;
  color: var(--text-secondary);
  background: transparent;
  transition: all 0.3s var(--ease-out-expo);
}
.ra-btn:hover { border-color: var(--accent); color: var(--accent); }
.ra-primary {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  color: var(--accent);
}
.ra-primary:hover { background: color-mix(in srgb, var(--accent) 22%, transparent); }
.ra-btn.is-exported { color: #00FF94; border-color: rgba(0,255,148,0.4); }

@media (max-width: 980px) { .operator { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .result-actions { flex-direction: column; } }

@media (prefers-reduced-motion: reduce) {
  .step-spinner { animation: none; }
  .matrix-card, .result-card { transition: none; }
  .result-card { animation: none; opacity: 1; }
}

/* pipeline 操作联动（工作台执行时高亮） */
.pipeline-node.model.is-active {
  box-shadow: 0 0 0 1px var(--accent), 0 0 36px var(--accent-glow);
}
.pipeline-node.model.is-active .ring,
.pipeline-node.model.is-active .ring-2 { animation-duration: 0.8s; }
.pipeline-node.output.is-done {
  border-color: var(--accent);
  box-shadow: 0 0 24px var(--accent-glow);
}
.pipeline-node.output.is-done .pipe-tags { color: var(--accent); }