/* ============================================================
   landing.css — OpenPlus 主页
   与「健康管理服务」门户共用同一套设计令牌
   ============================================================ */

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

:root {
  --bg-deep:      #060912;
  --bg:           #0b1020;
  --glass:        rgba(255, 255, 255, 0.045);
  --glass-strong: rgba(255, 255, 255, 0.075);
  --glass-line:   rgba(255, 255, 255, 0.10);
  --glass-line-2: rgba(255, 255, 255, 0.16);

  --mint:   #2ee6a8;
  --cyan:   #38bdf8;
  --violet: #8b7cf6;
  --amber:  #fbbf24;
  --rose:   #fb7185;
  --orange: #fb923c;

  --ink:    #f2f6ff;
  --ink-2:  rgba(233, 240, 255, 0.72);
  --ink-3:  rgba(233, 240, 255, 0.46);
  --ink-4:  rgba(233, 240, 255, 0.26);

  --r-xs: 8px; --r-sm: 12px; --r: 18px; --r-lg: 26px; --r-xl: 34px;

  --ease-out:  cubic-bezier(.16, 1, .3, 1);
  --ease-back: cubic-bezier(.34, 1.56, .64, 1);
  --ease-io:   cubic-bezier(.65, .05, .36, 1);

  --font: "PingFang SC", -apple-system, BlinkMacSystemFont, "Segoe UI",
          "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --mono: "JetBrains Mono", "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  --serif: "DM Serif Display", Georgia, "Songti SC", serif;

  --nav-h: 68px;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  font-size: 14px;
  line-height: 1.6;
}
::selection { background: rgba(46,230,168,.28); color: #fff; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.10); border-radius: 99px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.20); background-clip: padding-box; }

/* ---------- 背景 ---------- */
.bg-stage { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.bg-base {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 1200px 800px at 18% 8%,  rgba(46,230,168,.13), transparent 62%),
    radial-gradient(ellipse 1000px 700px at 82% 12%, rgba(56,189,248,.12), transparent 60%),
    radial-gradient(ellipse 900px 900px  at 62% 92%, rgba(139,124,246,.12), transparent 62%),
    radial-gradient(ellipse 700px 600px  at 8% 74%,  rgba(251,113,133,.08), transparent 60%),
    linear-gradient(180deg, #070b16 0%, #0b1020 46%, #080c18 100%);
}
.aurora {
  position: absolute; border-radius: 50%;
  filter: blur(90px); opacity: .5; mix-blend-mode: screen; will-change: transform;
}
.aurora.a1 { width: 46vw; height: 46vw; left: -8vw;  top: -10vw; background: radial-gradient(circle, rgba(46,230,168,.55), transparent 68%); animation: drift1 26s var(--ease-io) infinite; }
.aurora.a2 { width: 40vw; height: 40vw; right: -6vw; top: 4vh;   background: radial-gradient(circle, rgba(56,189,248,.50), transparent 68%); animation: drift2 31s var(--ease-io) infinite; }
.aurora.a3 { width: 38vw; height: 38vw; right: 12vw; bottom: -14vw; background: radial-gradient(circle, rgba(139,124,246,.48), transparent 68%); animation: drift3 37s var(--ease-io) infinite; }
.aurora.a4 { width: 26vw; height: 26vw; left: 26vw; bottom: 2vh;  background: radial-gradient(circle, rgba(251,146,60,.30), transparent 68%); animation: drift1 41s var(--ease-io) infinite reverse; }
@keyframes drift1 { 0%,100%{transform:translate3d(0,0,0) scale(1)} 33%{transform:translate3d(14vw,8vh,0) scale(1.18)} 66%{transform:translate3d(-6vw,14vh,0) scale(.88)} }
@keyframes drift2 { 0%,100%{transform:translate3d(0,0,0) scale(1)} 40%{transform:translate3d(-16vw,10vh,0) scale(1.22)} 70%{transform:translate3d(6vw,-8vh,0) scale(.9)} }
@keyframes drift3 { 0%,100%{transform:translate3d(0,0,0) scale(1)} 45%{transform:translate3d(-12vw,-12vh,0) scale(.92)} 75%{transform:translate3d(10vw,6vh,0) scale(1.16)} }
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 20%, transparent 78%);
}
/* 粒子压到背景亮度：核心亮度须低于正文合成亮度（约 113/255），
   否则会透过 46% 半透明字形笔画显形，视觉上像压在文字上。
   空背景底色约 11/255，压暗后依然清晰可辨。 */
#particles { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .5; }
.bg-noise {
  position: absolute; inset: 0; opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 通用 ---------- */
.glass {
  background: var(--glass);
  border: 1px solid var(--glass-line);
  border-radius: var(--r);
  backdrop-filter: blur(22px) saturate(150%);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
  box-shadow: 0 10px 30px rgba(0,0,0,.38);
  position: relative;
}
.glass::before {
  content: ""; position: absolute; inset: 0;
  border-radius: inherit; padding: 1px;
  background: linear-gradient(150deg, rgba(255,255,255,.28), rgba(255,255,255,0) 42%, rgba(255,255,255,0) 70%, rgba(255,255,255,.10));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none;
}
.eyebrow {
  font-size: 10.5px; font-weight: 700; letter-spacing: .18em;
  text-transform: uppercase; color: var(--ink-3);
}
.tilt { transform-style: preserve-3d; will-change: transform; }
.sheen {
  position: absolute; inset: 0; border-radius: inherit;
  background: radial-gradient(340px circle at var(--mx,50%) var(--my,50%), rgba(255,255,255,.10), transparent 62%);
  opacity: 0; transition: opacity .35s; pointer-events: none; z-index: 3;
}
.tilt:hover .sheen { opacity: 1; }

/* ---------- 按钮 ---------- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: inherit; font-size: 13.5px; font-weight: 600;
  padding: 0 18px; height: 40px; border-radius: var(--r-sm);
  border: 1px solid var(--glass-line-2);
  background: var(--glass); color: var(--ink);
  cursor: pointer; overflow: hidden; isolation: isolate;
  transform-style: preserve-3d; text-decoration: none;
  transition: transform .28s var(--ease-back), background .25s, border-color .25s, box-shadow .28s;
  -webkit-tap-highlight-color: transparent;
}
.btn:hover { background: var(--glass-strong); border-color: rgba(255,255,255,.28); transform: translateY(-2px) translateZ(18px); box-shadow: 0 10px 24px rgba(0,0,0,.34); }
.btn:active { transform: translateY(0) scale(.965); transition-duration: .09s; }
.btn:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; }
.btn-primary {
  border: none; color: #04121b; font-weight: 800;
  background: linear-gradient(135deg, var(--mint) 0%, #22d3ee 58%, var(--cyan) 100%);
  box-shadow: 0 8px 26px rgba(46,230,168,.30);
}
.btn-primary:hover { box-shadow: 0 14px 38px rgba(46,230,168,.46), 0 0 0 1px rgba(46,230,168,.4); filter: brightness(1.06) saturate(1.08); }
.btn::after {
  content: ""; position: absolute; top: 0; left: -140%; width: 55%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.42), transparent);
  transform: skewX(-18deg); z-index: 2; pointer-events: none;
}
.btn:hover::after { animation: sweep .75s var(--ease-out); }
@keyframes sweep { to { left: 160%; } }
.btn-lg { height: 48px; font-size: 15px; padding: 0 26px; border-radius: 14px; }
.btn-sm { height: 34px; font-size: 12.5px; padding: 0 14px; border-radius: 10px; }
.btn-3d::before {
  content: ""; position: absolute; left: 4px; right: 4px; bottom: -4px; height: 100%;
  border-radius: inherit; background: rgba(46,230,168,.28); filter: blur(1px);
  transform: translateZ(-14px); z-index: -1;
  transition: transform .28s var(--ease-back), opacity .28s;
}
.btn-3d:hover { transform: translateY(-3px) translateZ(24px); }
.btn-3d:active { transform: translateY(2px) translateZ(4px); }
.btn-3d:active::before { opacity: .5; }

/* ---------- 导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 70;
  display: flex; align-items: center; gap: 26px;
  height: var(--nav-h); padding: 0 34px;
  background: rgba(8,12,24,.72);
  backdrop-filter: blur(26px) saturate(160%);
  -webkit-backdrop-filter: blur(26px) saturate(160%);
  border-bottom: 1px solid var(--glass-line);
  transition: background .35s, border-color .35s;
}
.nav.scrolled { background: rgba(6,9,18,.90); border-bottom-color: var(--glass-line-2); }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: var(--ink); flex: none; }
.brand .logo {
  width: 38px; height: 38px; border-radius: 12px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--mint), var(--cyan));
  color: #04121b; box-shadow: 0 8px 22px rgba(46,230,168,.36);
  transform: translateZ(20px);
  animation: logoFloat 5s ease-in-out infinite;
}
@keyframes logoFloat { 0%,100%{transform:translateZ(20px) translateY(0) rotate(0)} 50%{transform:translateZ(20px) translateY(-4px) rotate(-4deg)} }
.brand .txt b { display: block; font-size: 15px; letter-spacing: .01em; line-height: 1.2; }
.brand .txt span { font-size: 10px; color: var(--ink-3); letter-spacing: .2em; text-transform: uppercase; }

.nav-links { display: flex; gap: 4px; margin-left: 14px; }
.nav-link {
  position: relative; padding: 8px 14px; border-radius: 9px;
  font-size: 13px; font-weight: 600; color: var(--ink-3); text-decoration: none;
  transition: color .26s, background .26s, transform .26s var(--ease-back);
}
.nav-link:hover { color: var(--ink); background: rgba(255,255,255,.06); transform: translateY(-1px); }
.nav-link.active { color: var(--mint); }
.nav > .btn { margin-left: auto; }

.nav-toggle {
  display: none; margin-left: auto;
  width: 38px; height: 38px; border-radius: 11px;
  border: 1px solid var(--glass-line); background: var(--glass);
  cursor: pointer; padding: 0;
  flex-direction: column; align-items: center; justify-content: center; gap: 4px;
}
.nav-toggle span {
  display: block; width: 16px; height: 1.6px; border-radius: 2px;
  background: var(--ink); transition: transform .3s var(--ease-back), opacity .25s;
}
.nav-toggle.on span:nth-child(1) { transform: translateY(5.6px) rotate(45deg); }
.nav-toggle.on span:nth-child(2) { opacity: 0; }
.nav-toggle.on span:nth-child(3) { transform: translateY(-5.6px) rotate(-45deg); }

/* ---------- HERO ---------- */
.hero { position: relative; z-index: 2; padding: 84px 34px 70px; }
.hero-inner {
  max-width: 1400px; margin: 0 auto;
  display: grid; grid-template-columns: 1.05fr .95fr;
  gap: 56px; align-items: center;
}
.eyebrow { display: flex; align-items: center; gap: 9px; }
.live-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--mint);
  box-shadow: 0 0 0 0 rgba(46,230,168,.6);
  animation: livePulse 2.2s ease-out infinite;
}
@keyframes livePulse {
  0% { box-shadow: 0 0 0 0 rgba(46,230,168,.55); }
  70% { box-shadow: 0 0 0 9px rgba(46,230,168,0); }
  100% { box-shadow: 0 0 0 0 rgba(46,230,168,0); }
}
.hero-title {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(40px, 5.2vw, 68px);
  line-height: 1.14; letter-spacing: -.015em;
  margin: 20px 0 22px;
}
.grad {
  background: linear-gradient(100deg, var(--mint), var(--cyan) 52%, var(--violet));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lede { font-size: 16px; line-height: 1.78; color: var(--ink-2); max-width: 50ch; }
.hero-cta { display: flex; gap: 13px; margin: 32px 0 40px; flex-wrap: wrap; }
.hero-stats { list-style: none; display: flex; gap: 34px; flex-wrap: wrap; }
.hero-stats li { display: flex; flex-direction: column; gap: 2px; }
.hero-stats b {
  font-size: 30px; font-weight: 800; letter-spacing: -.02em; line-height: 1.1;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(140deg, var(--mint), var(--cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-stats span { font-size: 12px; color: var(--ink-3); }

/* ---------- HERO 3D 视觉 ---------- */
.hero-visual {
  position: relative; height: 600px;
  perspective: 1200px;
  transform-style: preserve-3d;
}

/* 界面示意标记：这一组浮卡展示的是产品界面，不是任何客户的真实数据 */
.visual-note {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  z-index: 3; white-space: nowrap;
  font-size: 10.5px; font-weight: 600; letter-spacing: .04em;
  color: var(--ink-4);
  padding: 3px 10px; border-radius: 99px;
  border: 1px dashed var(--glass-line);
  background: rgba(255,255,255,.03);
}
.orb {
  position: absolute; border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, rgba(255,255,255,.42), rgba(255,255,255,.04) 58%, transparent 72%);
  border: 1px solid rgba(255,255,255,.16);
  animation: orbFloat 9s ease-in-out infinite;
  pointer-events: none;
}
.orb.o1 { width: 210px; height: 210px; right: 4%;  top: 6%;   animation-delay: -1s; }
.orb.o2 { width: 130px; height: 130px; right: 22%; bottom: 10%; animation-delay: -3.5s; }
.orb.o3 { width: 70px; height: 70px;  left: 4%;   top: 32%;  animation-delay: -5.5s; }
@keyframes orbFloat {
  0%,100% { transform: translate3d(0,0,0) rotate(0deg); }
  33%     { transform: translate3d(-16px,20px,40px) rotate(14deg); }
  66%     { transform: translate3d(14px,-16px,60px) rotate(-9deg); }
}

.float-card {
  position: absolute;
  background: rgba(16,22,42,.72);
  border: 1px solid var(--glass-line-2);
  border-radius: var(--r);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  box-shadow: 0 24px 60px rgba(0,0,0,.46);
  padding: 16px 18px;
  transform-style: preserve-3d;
  animation: cardFloat 7s ease-in-out infinite;
  will-change: transform;
}
@keyframes cardFloat {
  0%,100% { transform: translateZ(var(--dz, 30px)) translateY(0) rotate(0deg); }
  50%     { transform: translateZ(var(--dz, 30px)) translateY(-13px) rotate(-1.1deg); }
}
/* 四象限排布：左上 右上 / 左下 右下，互不重叠 */
.fc-score { left: 0;    top: 2%;     width: 206px; --dz: 30px; animation-delay: -1s; }
.fc-bp    { right: 0;   top: 16%;    width: 262px; --dz: 52px; animation-delay: -2.6s; }
.fc-todo  { left: 4%;   bottom: 4%;  width: 272px; --dz: 40px; animation-delay: -4s; }
.fc-radar { right: 2%;  bottom: 0;   width: 190px; --dz: 62px; animation-delay: -5.2s; }

.fc-label { font-size: 11.5px; color: var(--ink-3); font-weight: 600; }
.fc-score-val {
  display: flex; align-items: baseline; gap: 5px;
  font-size: 40px; font-weight: 800; line-height: 1.1; letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(140deg, var(--mint), var(--cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.fc-score-val em { font-size: 13px; font-style: normal; color: var(--ink-3); font-weight: 600; }
.fc-bar { height: 5px; border-radius: 99px; background: rgba(255,255,255,.09); margin: 11px 0 8px; overflow: hidden; }
.fc-bar i {
  display: block; height: 100%; width: 0; border-radius: 99px;
  background: linear-gradient(90deg, var(--mint), var(--cyan));
  transition: width 1.4s var(--ease-out);
}
.fc-note { font-size: 10.5px; color: var(--ink-4); }

.fc-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 12px; font-weight: 700; margin-bottom: 10px; }
.fc-badge { font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 99px; }
.fc-badge.warn { background: rgba(251,191,36,.14); color: var(--amber); border: 1px solid rgba(251,191,36,.28); }
.fc-badge.bad  { background: rgba(251,113,133,.14); color: var(--rose); border: 1px solid rgba(251,113,133,.28); }
.fc-spark { width: 100%; height: 68px; display: block; }
.spark-line { stroke-dasharray: 400; stroke-dashoffset: 400; animation: draw 1.8s var(--ease-out) .5s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.fc-foot { display: flex; align-items: baseline; gap: 8px; margin-top: 8px; }
.fc-foot b { font-size: 19px; font-weight: 800; font-variant-numeric: tabular-nums; }
.fc-foot span { font-size: 10.5px; color: var(--ink-4); }

.fc-list { list-style: none; display: grid; gap: 9px; }
.fc-todo { overflow: hidden; }
.fc-list li { display: flex; align-items: flex-start; gap: 8px; font-size: 11.5px; color: var(--ink-2); line-height: 1.5; }
.fc-list i { width: 6px; height: 6px; border-radius: 50%; flex: none; margin-top: 6px; }
.dot-bad { background: var(--rose); box-shadow: 0 0 8px var(--rose); }
.dot-warn { background: var(--amber); box-shadow: 0 0 8px var(--amber); }

.fc-radar-box { width: 100%; height: 138px; }
.fc-radar-box canvas { width: 100% !important; height: 100% !important; display: block; }

/* ---------- 通用区块 ---------- */
.section { position: relative; z-index: 2; max-width: 1400px; margin: 0 auto; padding: 76px 34px; }
.sec-head { max-width: 660px; margin-bottom: 40px; }
.sec-head h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(26px, 3.2vw, 38px); line-height: 1.26;
  letter-spacing: -.01em; margin: 12px 0 14px;
}
.sec-head p { color: var(--ink-3); font-size: 14.5px; line-height: 1.75; }

/* ---------- 能力卡 ---------- */
.cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cap {
  padding: 24px 22px 22px; border-radius: var(--r);
  transition: transform .38s var(--ease-back), border-color .28s, background .28s, box-shadow .38s;
  position: relative; overflow: hidden;
}
.cap:hover { transform: translateY(-7px) translateZ(24px); border-color: var(--glass-line-2); background: var(--glass-strong); box-shadow: 0 26px 60px rgba(0,0,0,.48); }
.cap-ic {
  width: 46px; height: 46px; border-radius: 14px;
  display: grid; place-items: center; margin-bottom: 16px;
  background: rgba(255,255,255,.06); border: 1px solid var(--glass-line);
  transition: transform .45s var(--ease-back);
}
.cap:hover .cap-ic { transform: rotate(-8deg) scale(1.12); }
.cap-ic svg { width: 22px; height: 22px; }
.cap-ic.mint { color: var(--mint); } .cap-ic.cyan { color: var(--cyan); }
.cap-ic.violet { color: var(--violet); } .cap-ic.amber { color: var(--amber); }
.cap h3 { font-size: 16px; font-weight: 700; margin-bottom: 9px; }
.cap p { font-size: 13px; color: var(--ink-3); line-height: 1.75; }
.cap ul { list-style: none; margin-top: 13px; display: grid; gap: 6px; }
.cap li { font-size: 12px; color: var(--ink-3); display: flex; align-items: flex-start; gap: 7px; line-height: 1.6; }
.cap li::before { content: "▸"; color: var(--mint); flex: none; font-size: 10px; line-height: 1.6; }
.cap::after {
  content: ""; position: absolute; width: 160px; height: 160px;
  right: -60px; top: -70px; border-radius: 50%;
  background: radial-gradient(circle, rgba(46,230,168,.14), transparent 68%);
  opacity: 0; transition: opacity .45s; pointer-events: none;
}
.cap:hover::after { opacity: 1; }

/* ---------- 流程 ---------- */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; position: relative; }
.process::before {
  content: ""; position: absolute; left: 8%; right: 8%; top: 34px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(46,230,168,.42), rgba(56,189,248,.42), transparent);
  z-index: 0;
}
.p-step { position: relative; z-index: 1; }
.p-num {
  width: 68px; height: 68px; border-radius: 22px;
  display: grid; place-items: center;
  background: rgba(11,16,32,.92);
  border: 1px solid var(--glass-line-2);
  font-family: var(--mono); font-size: 21px; font-weight: 700;
  color: var(--mint);
  box-shadow: 0 12px 30px rgba(0,0,0,.4);
  margin-bottom: 18px;
  transition: transform .4s var(--ease-back), border-color .3s, box-shadow .4s;
}
.p-step:hover .p-num { transform: translateY(-5px) scale(1.06); border-color: rgba(46,230,168,.5); box-shadow: 0 18px 40px rgba(46,230,168,.28); }
.p-step h3 { font-size: 15.5px; font-weight: 700; margin-bottom: 8px; }
.p-step p { font-size: 13px; color: var(--ink-3); line-height: 1.72; }
.p-meta { margin-top: 12px; font-size: 11px; color: var(--ink-4); font-family: var(--mono); }

/* ---------- 团队 ---------- */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.team {
  padding: 24px 22px; border-radius: var(--r);
  transition: transform .38s var(--ease-back), border-color .28s, background .28s;
}
.team:hover { transform: translateY(-6px) translateZ(22px); border-color: var(--glass-line-2); background: var(--glass-strong); }
.team-ic {
  width: 48px; height: 48px; border-radius: 15px;
  display: grid; place-items: center; margin-bottom: 15px;
  background: linear-gradient(135deg, rgba(46,230,168,.16), rgba(56,189,248,.12));
  border: 1px solid rgba(46,230,168,.26);
  color: var(--mint);
  transition: transform .45s var(--ease-back);
}
.team:hover .team-ic { transform: rotate(-7deg) scale(1.1); }
.team-ic svg { width: 23px; height: 23px; }
.team h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.team .t-role { font-size: 12px; color: var(--mint); margin-bottom: 12px; font-weight: 600; }
.team p { font-size: 13px; color: var(--ink-3); line-height: 1.75; }
.team-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.team-tags span {
  font-size: 11px; padding: 3px 9px; border-radius: 99px;
  background: rgba(255,255,255,.055); border: 1px solid var(--glass-line); color: var(--ink-3);
}

.org-note { margin-top: 18px; padding: 26px 28px; border-radius: var(--r); }
.org-flow { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.org-item { flex: 1; min-width: 250px; display: flex; flex-direction: column; gap: 5px; }
.org-tag {
  align-self: flex-start;
  font-size: 10.5px; font-weight: 800; letter-spacing: .1em;
  padding: 3px 10px; border-radius: 99px;
  background: rgba(46,230,168,.14); color: var(--mint); border: 1px solid rgba(46,230,168,.3);
}
.org-item:nth-child(3) .org-tag { background: rgba(56,189,248,.14); color: var(--cyan); border-color: rgba(56,189,248,.3); }
.org-item b { font-size: 15px; font-weight: 700; }
.org-item span:last-child { font-size: 12.5px; color: var(--ink-3); }
.org-arrow { color: var(--ink-4); flex: none; }
.org-arrow svg { width: 22px; height: 22px; }
.org-desc { margin-top: 18px; font-size: 13.5px; color: var(--ink-3); line-height: 1.78; }

/* ---------- 关于 ---------- */
.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 20px; align-items: start; }
.about-copy { padding: 32px 34px; border-radius: var(--r-lg); transition: transform .4s var(--ease-out); }
.about-copy h2 { font-family: var(--serif); font-weight: 400; font-size: 28px; line-height: 1.3; margin: 12px 0 18px; }
.about-copy p { font-size: 14px; color: var(--ink-2); line-height: 1.82; margin-bottom: 14px; }
.about-copy strong { color: var(--mint); font-weight: 700; }
.about-list { list-style: none; display: grid; gap: 11px; margin: 22px 0 26px; }
.about-list li { display: flex; align-items: flex-start; gap: 11px; font-size: 13.5px; color: var(--ink-2); line-height: 1.6; }
.about-list i {
  width: 18px; height: 18px; border-radius: 6px; flex: none; margin-top: 1px;
  background: rgba(46,230,168,.14); border: 1px solid rgba(46,230,168,.3);
  position: relative;
}
.about-list i::after {
  content: ""; position: absolute; left: 5px; top: 4px;
  width: 5px; height: 9px; border: solid var(--mint);
  border-width: 0 1.8px 1.8px 0; transform: rotate(45deg);
}
.about-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.about-card {
  padding: 22px 20px; border-radius: var(--r);
  transition: transform .36s var(--ease-back), border-color .28s, background .28s;
}
.about-card:hover { transform: translateY(-6px) translateZ(22px); border-color: var(--glass-line-2); background: var(--glass-strong); }
.ac-ic {
  width: 40px; height: 40px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 13px;
  background: rgba(255,255,255,.06); border: 1px solid var(--glass-line);
  transition: transform .42s var(--ease-back);
}
.about-card:hover .ac-ic { transform: rotate(-8deg) scale(1.1); }
.ac-ic svg { width: 19px; height: 19px; }
.ac-ic.mint { color: var(--mint); } .ac-ic.cyan { color: var(--cyan); }
.ac-ic.violet { color: var(--violet); } .ac-ic.amber { color: var(--amber); }
.about-card b { display: block; font-size: 14.5px; font-weight: 700; margin-bottom: 6px; }
.about-card span { font-size: 12.5px; color: var(--ink-3); line-height: 1.68; }

/* ---------- CTA ---------- */
.cta-wrap { position: relative; z-index: 2; max-width: 1400px; margin: 0 auto; padding: 30px 34px 80px; }
.cta { border-radius: var(--r-xl); padding: 44px 46px; overflow: hidden; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 34px; flex-wrap: wrap; position: relative; z-index: 2; }
.cta-copy h2 { font-family: var(--serif); font-weight: 400; font-size: 30px; line-height: 1.25; margin: 10px 0 12px; }
.cta-copy p { color: var(--ink-3); font-size: 14px; line-height: 1.75; max-width: 56ch; }
.cta-actions { display: flex; flex-direction: column; gap: 12px; align-items: center; }
.cta-note { font-size: 11.5px; color: var(--ink-4); }

/* ---------- 页脚 ---------- */
.foot { position: relative; z-index: 2; border-top: 1px solid var(--glass-line); background: rgba(6,9,18,.55); }
.foot-inner {
  max-width: 1400px; margin: 0 auto; padding: 44px 34px 30px;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 36px;
}
.foot-desc { margin-top: 16px; font-size: 12.5px; color: var(--ink-3); line-height: 1.85; }
.foot-links { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.fl-col { display: flex; flex-direction: column; gap: 10px; }
.fl-col b { font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-4); margin-bottom: 4px; }
.fl-col a { font-size: 13px; color: var(--ink-2); text-decoration: none; transition: color .24s, transform .24s var(--ease-back); }
.fl-col a:hover { color: var(--mint); transform: translateX(4px); }

/* 备案信息 */
.beian {
  max-width: 1400px; margin: 0 auto; padding: 0 34px 20px;
  display: flex; align-items: center; justify-content: center; gap: 22px; flex-wrap: wrap;
}
.beian a {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12.5px; color: var(--ink-3);
  text-decoration: none; transition: color .26s, transform .26s var(--ease-back);
}
.beian a:hover { color: var(--mint); transform: translateY(-2px); }
.beian a svg { width: 15px; height: 15px; }
.beian img { width: 16px; height: 16px; display: block; }

.foot-copy {
  max-width: 1400px; margin: 0 auto; padding: 0 34px 30px;
  text-align: center; font-size: 11.5px; color: var(--ink-4); line-height: 1.9;
}

/* ---------- 滚动进入 ---------- */
.reveal { opacity: 0; transform: translateY(34px) rotateX(-8deg); }
.reveal.in { opacity: 1; transform: none; transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }

/* ---------- 响应式 ---------- */
@media (max-width: 1180px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { height: 480px; max-width: 640px; margin: 0 auto; width: 100%; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); row-gap: 30px; }
  .process::before { display: none; }
  .team-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .nav { padding: 0 18px; gap: 14px; height: 60px; }
  .nav .brand .txt { display: none; }
  .nav .brand .logo { width: 36px; height: 36px; border-radius: 11px; }
  .nav-links {
    position: fixed; inset: var(--nav-h) 0 auto 0;
    flex-direction: column; gap: 2px;
    padding: 14px 18px 20px;
    background: rgba(6,9,18,.97);
    backdrop-filter: blur(26px);
    -webkit-backdrop-filter: blur(26px);
    border-bottom: 1px solid var(--glass-line);
    transform: translateY(-120%);
    transition: transform .42s var(--ease-out);
    margin-left: 0;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-link { padding: 12px 14px; font-size: 14px; }
  .nav-toggle { display: flex; }
  .nav > .btn { display: none; }
  .nav-links.open ~ .btn { display: none; }

  .hero { padding: 44px 18px 40px; }
  .hero-title { font-size: clamp(32px, 8.4vw, 44px); }
  .hero-lede { font-size: 14.5px; }
  .hero-stats { gap: 20px 26px; }
  .hero-stats b { font-size: 24px; }
  .hero-cta { margin: 26px 0 32px; }
  .hero-cta .btn { flex: 1 1 auto; min-width: 150px; }

  .hero-visual { height: 400px; }
  .visual-note { left: auto; right: 0; transform: none; font-size: 10px; }
  .fc-score { width: 160px; left: 0; top: 4%; }
  .fc-score-val { font-size: 30px; }
  .fc-bp { width: 210px; right: 0; top: 26%; }
  .fc-todo { width: 230px; left: 0; bottom: 2%; }
  .fc-todo .fc-list li { font-size: 10.5px; }
  .fc-radar { width: 140px; right: 0; bottom: 0; }
  .fc-radar { height: 108px; }
  .orb.o1 { width: 150px; height: 150px; }
  .orb.o2 { width: 90px; height: 90px; }

  .section { padding: 54px 18px; }
  .sec-head h2 { font-size: 26px; }
  .cap-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }
  .about-copy { padding: 24px 20px; }
  .about-copy h2 { font-size: 22px; }
  .org-flow { flex-direction: column; align-items: flex-start; }
  .org-arrow { transform: rotate(90deg); }
  .cta-wrap { padding: 20px 18px 60px; }
  .cta { padding: 30px 22px; border-radius: var(--r-lg); }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .cta-copy h2 { font-size: 24px; }
  .cta-actions { align-items: stretch; width: 100%; }
  .cta-actions .btn { width: 100%; }
  .foot-inner { grid-template-columns: 1fr; padding: 34px 18px 24px; gap: 28px; }
  .beian { padding: 0 18px 18px; gap: 14px; }
  .foot-copy { padding: 0 18px 26px; font-size: 11px; }
}

@media (max-width: 480px) {
  .hero-visual { height: 360px; }
  .fc-bp { width: 180px; }
  .fc-todo { width: 205px; }
  .fc-radar { display: none; }
  .hero-stats { gap: 16px 22px; }
  .hero-stats li { flex: 1 1 40%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .aurora, .float-card, .orb, .brand .logo { animation: none !important; }
}