*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:linear-gradient(135deg,#6366F1,#39BEE5);
  --primary-color:#6366F1;
  --primary-light:#6366F1;
  --secondary:#39BEE5;
  --secondary-light:#5DCBED;
  --accent:#10B981;
  --accent-emerald:#34D399;
  --bg-base:#FFFFFF;
  --bg-soft:#F8FAFC;
  --bg-subtle:#F1F5F9;
  --bg-card:rgba(255,255,255,0.9);
  --bg-card-hover:rgba(255,255,255,1);
  --text:#0F172A;
  --text-muted:#64748B;
  --text-bright:#1E293B;
  --border:#E2E8F0;
  --border-highlight:rgba(99,102,241,0.3);
  --glow-primary:rgba(99,102,241,0.15);
  --glow-secondary:rgba(57,190,229,0.12);
  --glow-accent:rgba(16,185,129,0.1);
  --gradient-blob-1:radial-gradient(circle at 30% 20%,rgba(99,102,241,0.08),transparent 50%);
  --gradient-blob-2:radial-gradient(circle at 70% 80%,rgba(57,190,229,0.06),transparent 50%);
  --gradient-blob-3:radial-gradient(circle at 50% 50%,rgba(16,185,129,0.04),transparent 50%);
  --shadow-sm:0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg:0 10px 30px rgba(99,102,241,0.1);
  --shadow-xl:0 20px 50px rgba(99,102,241,0.15)
}
html{scroll-behavior:smooth}
body{
  font-family:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans SC",sans-serif;
  background:linear-gradient(180deg,#FFFFFF 0%,#F8FAFC 50%,#F1F5F9 100%);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
  min-height:100vh
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

/* ═══════════════════════════════════════════════════════════════
   Navbar - 浮动半透明导航栏
   ═══════════════════════════════════════════════════════════════ */
.nav{
  position:fixed;
  top:20px;
  left:50%;
  transform:translateX(-50%);
  z-index:100;
  height:64px;
  width:calc(100% - 48px);
  max-width:1200px;
  background:rgba(255,255,255,0.6);
  backdrop-filter:blur(24px) saturate(180%);
  -webkit-backdrop-filter:blur(24px) saturate(180%);
  border:1px solid rgba(255,255,255,0.3);
  border-radius:16px;
  box-shadow:0 8px 32px rgba(0,0,0,0.1);
  transition:all .3s ease
}
.nav.scrolled{
  top:16px;
  background:rgba(255,255,255,0.75);
  box-shadow:0 8px 40px rgba(0,0,0,0.15)
}
.nav-inner{
  height:100%;
  padding:0 28px;
  display:flex;
  align-items:center;
  justify-content:space-between
}
.nav-logo img{
  height:28px;
  width:auto;
  max-width:140px;
  object-fit:contain
}
.nav-logo:hover img{
  transform:scale(1.02);
  transition:transform .2s ease
}
.nav-links{
  display:flex;
  gap:6px;
  align-items:center;
  font-weight:500;
  font-size:14px
}
.nav-links a{
  position:relative;
  padding:10px 16px;
  border-radius:10px;
  color:#64748B;
  transition:all .2s ease
}
.nav-links a:hover{
  color:var(--text);
  background:rgba(99,102,241,0.06)
}
.nav-cta{
  background:#39BEE5;
  color:#fff !important;
  padding:11px 22px;
  border-radius:11px;
  font-weight:600;
  font-size:14px;
  transition:all .2s ease;
  box-shadow:0 4px 16px rgba(57,190,229,0.3)
}
.nav-links a.nav-cta:hover{
  color:#fff;
  background:#2FB0D6;
  transform:translateY(-1px);
  box-shadow:0 6px 20px rgba(57,190,229,0.4)
}
.nav-cta::after{
  display:none
}
@media(max-width:768px){
  .nav{
    width:calc(100% - 24px);
    top:12px
  }
  .nav-links{
    display:none
  }
  .nav-inner{
    padding:0 16px
  }
}

/* ═══════════════════════════════════════════════════════════════
   Hero Section - 浅色渐变 + 环境光球 + 功能卡片
   ═══════════════════════════════════════════════════════════════ */
.hero{
  min-height:100vh;
  min-height:100dvh;
  display:flex;
  align-items:center;
  padding:100px 24px 80px;
  background:linear-gradient(180deg,#FFFFFF 0%,#F8FAFC 40%,#F1F5F9 100%);
  position:relative;
  overflow:hidden
}
/* Ambient gradient orbs - 环境光球 */
.hero-ambient{
  position:absolute;
  inset:0;
  pointer-events:none;
  overflow:hidden;
  z-index:1
}
.ambient-blob{
  position:absolute;
  border-radius:50%;
  filter:blur(80px);
  opacity:1;
  animation:blobFloat 20s ease-in-out infinite
}
.ambient-blob-1{
  top:-10%;
  right:-5%;
  width:600px;
  height:600px;
  background:radial-gradient(circle,rgba(99,102,241,0.12) 0%,rgba(57,190,229,0.06) 50%,transparent 70%);
  animation-delay:0s;
  animation-duration:25s
}
.ambient-blob-2{
  bottom:-15%;
  left:-10%;
  width:500px;
  height:500px;
  background:radial-gradient(circle,rgba(57,190,229,0.1) 0%,rgba(99,102,241,0.05) 50%,transparent 70%);
  animation-delay:-5s;
  animation-duration:30s;
  animation-direction:reverse
}
.ambient-blob-3{
  top:40%;
  left:30%;
  width:400px;
  height:400px;
  background:radial-gradient(circle,rgba(16,185,129,0.08) 0%,transparent 70%);
  animation-delay:-10s;
  animation-duration:22s
}
@keyframes blobFloat{
  0%,100%{transform:translate(0,0)scale(1)}
  33%{transform:translate(30px,-30px)scale(1.05)}
  66%{transform:translate(-20px,20px)scale(0.95)}
}
.hero-grid-overlay{
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(99,102,241,0.03)1px,transparent 1px),linear-gradient(90deg,rgba(99,102,241,0.03)1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center,black 20%,transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse at center,black 20%,transparent 70%);
  pointer-events:none
}
.hero-container{
  max-width:1440px;
  width:100%;
  margin:0 auto;
  position:relative;
  z-index:1;
  display:flex;
  flex-direction:column;
  align-items:center
}

/* Hero Header - 标题区 */
.hero-header{
  text-align:center;
  margin-bottom:44px
}
.hero-header h1{
  font-size:clamp(30px,5vw,54px);
  font-weight:900;
  letter-spacing:.02em;
  line-height:1.16;
  color:var(--text);
  margin-bottom:16px
}

/* ── 角色卡片：液态玻璃 ── */
.role-card{
  position:relative;
  border-radius:24px;
  padding:24px 22px;
  text-align:left;
  background:linear-gradient(160deg,rgba(255,255,255,.26),rgba(255,255,255,.08));
  backdrop-filter:blur(12px) saturate(150%);
  -webkit-backdrop-filter:blur(12px) saturate(150%);
  border:1px solid rgba(255,255,255,.5);
  box-shadow:0 22px 50px rgba(99,102,241,.1),inset 0 1px 0 rgba(255,255,255,.9),inset 0 -14px 30px rgba(255,255,255,.35);
  transition:transform .45s cubic-bezier(.16,1,.3,1),box-shadow .45s ease;
  overflow:hidden;
  isolation:isolate
}
.role-card::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  background:linear-gradient(135deg,rgba(255,255,255,.28) 0%,rgba(255,255,255,.03) 34%,transparent 60%);
  pointer-events:none;
  z-index:0
}
.role-card::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  padding:1px;
  background:linear-gradient(160deg,rgba(255,255,255,.9),transparent 45%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
  z-index:0
}
.role-card>*{position:relative;z-index:1}
.role-card.tenderer{
  --ry:14deg;
  background:linear-gradient(160deg,rgba(224,247,253,.16),rgba(255,255,255,.05));
  box-shadow:-2px 2px 0 rgba(198,223,246,.42),-4px 4px 0 rgba(184,214,241,.3),-6px 6px 0 rgba(170,204,236,.2),-12px 24px 34px rgba(57,190,229,.14),inset 0 1px 0 rgba(255,255,255,.65),inset 0 -12px 24px rgba(255,255,255,.1);
  transform:rotateY(var(--ry));
  animation:fadeIn .8s .25s ease both
}
.role-card.bidder{
  --ry:-14deg;
  background:linear-gradient(160deg,rgba(232,233,255,.16),rgba(255,255,255,.05));
  box-shadow:2px 2px 0 rgba(210,211,248,.42),4px 4px 0 rgba(198,199,245,.3),6px 6px 0 rgba(186,187,241,.2),12px 24px 34px rgba(99,102,241,.14),inset 0 1px 0 rgba(255,255,255,.65),inset 0 -12px 24px rgba(255,255,255,.1);
  transform:rotateY(var(--ry));
  animation:fadeIn .8s .4s ease both
}
.role-card:hover{
  transform:rotateY(var(--ry)) translateY(-8px) scale(1.012)
}

/* 角色头部 */
.role-head{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:18px
}
.role-avatar{
  width:54px;height:54px;border-radius:16px;flex:none;
  display:flex;align-items:center;justify-content:center;
  color:#fff
}
.role-card.tenderer .role-avatar{
  background:linear-gradient(135deg,#5DCBED,#39BEE5);
  box-shadow:0 8px 18px rgba(57,190,229,.4)
}
.role-card.bidder .role-avatar{
  background:linear-gradient(135deg,#4F46E5,#6366F1);
  box-shadow:0 8px 18px rgba(99,102,241,.4)
}
.role-avatar svg{width:28px;height:28px}
.role-head h2{font-size:21px;font-weight:800;letter-spacing:.02em}
.role-card.tenderer .role-head h2{color:#2FA6CC}
.role-card.bidder .role-head h2{color:#6366F1}
.role-head p{font-size:12.5px;color:var(--text-muted);margin-top:3px;letter-spacing:.04em}

/* 功能列表 */
.feat-list{display:flex;flex-direction:column;gap:10px}
.feat-item{
  display:flex;align-items:center;gap:13px;
  background:rgba(255,255,255,.5);
  border:1px solid rgba(255,255,255,.6);
  border-radius:14px;padding:12px 14px;
  transition:all .25s ease;
  cursor:pointer
}
.feat-item:hover{
  transform:translateX(5px);
  background:rgba(255,255,255,.85);
  box-shadow:0 10px 24px rgba(15,23,42,.08)
}
.feat-icon{
  width:42px;height:42px;border-radius:12px;flex:none;
  display:flex;align-items:center;justify-content:center
}
.role-card.tenderer .feat-icon{background:linear-gradient(135deg,rgba(57,190,229,.16),rgba(57,190,229,.08));color:#0E7490}
.role-card.bidder .feat-icon{background:linear-gradient(135deg,rgba(99,102,241,.16),rgba(99,102,241,.08));color:#6366F1}
.feat-icon svg{width:22px;height:22px}
.feat-text{flex:1;min-width:0}
.feat-text b{font-size:15px;font-weight:700;color:var(--text);display:block}
.feat-text span{font-size:12px;color:var(--text-muted);display:block;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.feat-arrow{color:#B4C0D8;flex:none;transition:transform .25s,color .25s}
.feat-item:hover .feat-arrow{transform:translateX(3px)}
.role-card.tenderer .feat-item:hover .feat-arrow{color:#0E7490}
.role-card.bidder .feat-item:hover .feat-arrow{color:#6366F1}
.feat-item.coming{opacity:.72;cursor:default}
.feat-item.coming:hover{transform:none;background:rgba(255,255,255,.5);box-shadow:none}
.feat-badge{
  font-size:10px;font-weight:600;padding:3px 8px;border-radius:999px;flex:none;
  background:rgba(148,163,184,.16);color:#94A3B8
}

/* Hero 副标题 */
.hero-header .accent{
  background:linear-gradient(120deg,#6366F1,#39BEE5);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text
}
.hero-sub{
  font-size:clamp(15px,2vw,21px);
  color:var(--text-muted);
  letter-spacing:.14em;
  font-weight:500
}

/* Hero Main - 三栏：招标人 · 中央舞台 · 投标人 */
.hero-main{
  position:relative;
  width:100%;
  display:grid;
  grid-template-columns:1fr 1.18fr 1fr;
  gap:32px;
  align-items:stretch;
  perspective:1300px;
  perspective-origin:center 40%
}

/* ── 中央舞台 ── */
.stage{
  position:relative;
  display:flex;flex-direction:column;align-items:center;
  animation:fadeInUp .8s .15s ease both
}
.stage .cta{
  background:linear-gradient(135deg,#5DCBED,#39BEE5);
  color:#fff;font-size:17px;font-weight:700;
  padding:14px 40px;border-radius:14px;
  display:inline-flex;align-items:center;gap:8px;
  box-shadow:0 10px 26px rgba(99,102,241,.35);
  position:relative;overflow:hidden;
  transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s
}
.stage .cta:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(99,102,241,.45)}
.stage .cta svg{width:18px;height:18px}
.stage .cta::after{
  content:"";position:absolute;top:0;left:-80%;width:50%;height:100%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.5),transparent);
  animation:ctaShine 3.4s ease-in-out infinite
}
@keyframes ctaShine{0%,62%{left:-80%}100%{left:130%}}
.stage .tip{margin-top:12px;font-size:13px;color:var(--text-muted);letter-spacing:.1em}

/* ── 3D 场景 ── */
.scene{
  position:relative;width:100%;max-width:460px;
  margin-top:14px;height:420px;
  perspective:1200px;
  display:flex;align-items:center;justify-content:center
}
.scene-inner{
  position:relative;width:320px;height:360px;
  transform-style:preserve-3d;
  transition:transform .3s ease-out
}
/* 旋转光环 */
.ring{position:absolute;left:50%;top:52%;border-radius:50%;transform-style:preserve-3d}
.ring.r1{width:360px;height:360px;border:1.5px solid rgba(99,102,241,.25);animation:spinZ 18s linear infinite}
.ring.r2{width:440px;height:440px;border:1.5px dashed rgba(57,190,229,.22);animation:spinZ 30s linear infinite reverse}
@keyframes spinZ{
  from{transform:translate(-50%,-50%) rotateX(74deg) rotateZ(0)}
  to{transform:translate(-50%,-50%) rotateX(74deg) rotateZ(360deg)}
}
.ring .dot{
  position:absolute;top:-5px;left:50%;width:10px;height:10px;border-radius:50%;
  background:#6366F1;box-shadow:0 0 12px 3px rgba(99,102,241,.5)
}
.ring.r2 .dot{background:#39BEE5;box-shadow:0 0 12px 3px rgba(57,190,229,.5)}
/* 立方体地面投影 */
.cube-shadow{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);
  width:170px;height:26px;border-radius:50%;
  background:radial-gradient(ellipse at center,rgba(99,102,241,.3),rgba(99,102,241,.08) 55%,transparent 75%);
  filter:blur(6px);animation:shadowPulse 5s ease-in-out infinite
}
@keyframes shadowPulse{0%,100%{transform:translateX(-50%) scale(1);opacity:.85}50%{transform:translateX(-50%) scale(.78);opacity:.5}}
/* 液态玻璃立方体 */
.cube-wrap{
  position:absolute;left:50%;top:46%;
  transform-style:preserve-3d;
  animation:cubeBob 9s ease-in-out infinite
}
@keyframes cubeBob{
  0%,100%{transform:translate(-50%,-50%) translateY(0)}
  50%{transform:translate(-50%,-50%) translateY(-6px)}
}
.cube{
  position:relative;width:140px;height:140px;
  transform-style:preserve-3d;
  animation:cubeSpin 20s linear infinite
}
@keyframes cubeSpin{
  from{transform:rotateX(-16deg) rotateY(0)}
  to{transform:rotateX(-16deg) rotateY(-360deg)}
}
.cube .face{
  position:absolute;inset:0;border-radius:24px;
  background:linear-gradient(135deg,rgba(255,255,255,.4) 0%,rgba(190,215,255,.12) 42%,rgba(99,102,241,.06) 100%);
  border:1.5px solid rgba(255,255,255,.8);
  box-shadow:inset 0 0 26px rgba(255,255,255,.4),inset 0 2px 2px rgba(255,255,255,.9),inset 0 -20px 34px rgba(99,102,241,.12),0 0 34px rgba(99,102,241,.16);
  backdrop-filter:blur(2.5px) saturate(150%);-webkit-backdrop-filter:blur(2.5px) saturate(150%);
  display:flex;align-items:center;justify-content:center;
  overflow:hidden
}
.cube .face::before{
  content:"";position:absolute;top:-28%;left:-18%;width:82%;height:82%;
  background:radial-gradient(circle,rgba(255,255,255,.7),transparent 62%);
  border-radius:50%;pointer-events:none
}
.cube .face::after{
  content:"";position:absolute;top:0;left:-45%;width:48%;height:100%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.5),transparent);
  transform:skewX(-12deg);pointer-events:none
}
.face.f1{transform:translateZ(70px)}
.face.f2{transform:rotateY(90deg) translateZ(70px)}
.face.f3{transform:rotateY(180deg) translateZ(70px)}
.face.f4{transform:rotateY(-90deg) translateZ(70px)}
.face.f5{transform:rotateX(90deg) translateZ(70px)}
.face.f6{transform:rotateX(-90deg) translateZ(70px)}
.face .ai{
  position:relative;font-size:52px;font-weight:900;letter-spacing:1px;
  background:linear-gradient(135deg,#6366F1,#39BEE5);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 24px rgba(99,102,241,.25)
}

/* ── 环绕卫星小卡（液态玻璃） ── */
.sat{
  position:absolute;width:60px;height:60px;border-radius:18px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(255,255,255,.34) 0%,rgba(190,215,255,.14) 48%,rgba(99,102,241,.05) 100%);
  border:1.2px solid rgba(255,255,255,.78);
  box-shadow:inset 0 0 16px rgba(255,255,255,.3),inset 0 2px 2px rgba(255,255,255,.85),0 8px 20px rgba(99,102,241,.14);
  backdrop-filter:blur(2.5px) saturate(140%);
  -webkit-backdrop-filter:blur(2.5px) saturate(140%);
  color:#6366F1;z-index:3;overflow:hidden;isolation:isolate
}
.sat::before{
  content:"";position:absolute;top:-28%;left:-18%;width:78%;height:78%;
  background:radial-gradient(circle,rgba(255,255,255,.6),transparent 62%);
  border-radius:50%;pointer-events:none;z-index:0
}
.sat::after{
  content:"";position:absolute;top:0;left:-40%;width:46%;height:100%;
  background:linear-gradient(105deg,transparent,rgba(255,255,255,.45),transparent);
  transform:skewX(-12deg);pointer-events:none;z-index:0
}
.sat svg{position:relative;z-index:1;width:26px;height:26px}
.sat.s1{top:4%;left:-4%;color:#39BEE5;animation:satFloat 6s ease-in-out infinite}
.sat.s2{top:12%;right:-6%;color:#6366F1;animation:satFloat 7s ease-in-out .8s infinite}
.sat.s3{bottom:16%;left:-2%;color:#10B981;animation:satFloat 6.5s ease-in-out .4s infinite}
.sat.s4{bottom:6%;right:-2%;color:#39BEE5;animation:satFloat 7.5s ease-in-out 1.2s infinite}
@keyframes satFloat{
  0%,100%{transform:translateY(0) rotate(-2deg)}
  50%{transform:translateY(-14px) rotate(3deg)}
}

/* ── 上升粒子 ── */
.particles{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:2}
.particle{
  position:absolute;bottom:-10px;border-radius:50%;
  background:rgba(99,102,241,.5);
  box-shadow:0 0 8px rgba(99,102,241,.4);
  animation:rise linear infinite
}
@keyframes rise{
  0%{transform:translateY(0);opacity:0}
  15%{opacity:.85}
  100%{transform:translateY(-260px);opacity:0}
}

/* ═══════════════════════════════════════════════════════════════
   Hero 底部价值条 - 液态玻璃
   ═══════════════════════════════════════════════════════════════ */
.value-bar{
  margin-top:48px;width:100%;
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  padding:22px 24px;border-radius:22px;
  background:linear-gradient(160deg,rgba(255,255,255,.55),rgba(255,255,255,.24));
  backdrop-filter:blur(20px) saturate(170%);
  -webkit-backdrop-filter:blur(20px) saturate(170%);
  border:1px solid rgba(255,255,255,.65);
  box-shadow:0 20px 46px rgba(99,102,241,.1),inset 0 1px 0 rgba(255,255,255,.9);
  animation:fadeInUp .8s .5s ease both
}
.value-item{
  display:flex;align-items:center;gap:14px;
  padding:6px 4px
}
.value-icon{
  width:46px;height:46px;border-radius:14px;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(99,102,241,.14),rgba(57,190,229,.1));
  color:#6366F1
}
.value-icon svg{width:24px;height:24px}
.value-text b{display:block;font-size:20px;font-weight:800;color:var(--text);line-height:1.1}
.value-text span{display:block;font-size:12.5px;color:var(--text-muted);margin-top:3px}

/* ═══════════════════════════════════════════════════════════════
   Hero 响应式
   ═══════════════════════════════════════════════════════════════ */
@media(max-width:1100px){
  .hero-main{grid-template-columns:1fr 1fr;gap:24px}
  .stage{grid-column:1/-1;order:-1;margin-bottom:8px}
  .scene{max-width:400px;height:360px}
}
@media(max-width:760px){
  .hero{padding:96px 16px 60px}
  .hero-main{grid-template-columns:1fr;gap:20px;perspective:none}
  .role-card.tenderer,.role-card.bidder{transform:none}
  .value-bar{grid-template-columns:1fr 1fr;gap:14px;padding:18px}
  .scene{height:320px}
  .sat{width:50px;height:50px;border-radius:15px}
  .sat svg{width:22px;height:22px}
}
@media(max-width:440px){
  .value-bar{grid-template-columns:1fr}
}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){
  .ring,.cube-wrap,.cube,.cube-shadow,.sat,.particle,.ambient-blob,
  .stage .cta::after{
    animation:none !important
  }
}
.stat-card{
  background:var(--bg-card);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--border);
  border-radius:18px;
  padding:24px 20px;
  transition:all .3s cubic-bezier(0.16,1,0.3,1);
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow-sm)
}
.stat-card::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(99,102,241,0.05),rgba(57,190,229,0.03));
  opacity:0;
  transition:opacity .3s ease;
  border-radius:18px
}
.stat-card::after{
  content:'';
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:2px;
  background:linear-gradient(90deg,transparent,rgba(99,102,241,0.4),rgba(57,190,229,0.4),transparent);
  opacity:0;
  transition:opacity .3s ease
}
.stat-card:hover{
  transform:translateY(-4px)scale(1.02);
  border-color:var(--border-highlight);
  box-shadow:var(--shadow-lg)
}
.stat-card:hover::before{
  opacity:1
}
.stat-card:hover::after{
  opacity:1
}
.stat-card-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:14px;
  position:relative;
  z-index:1
}
.stat-card-icon{
  width:44px;
  height:44px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  font-weight:700;
  background:linear-gradient(135deg,rgba(99,102,241,0.1),rgba(57,190,229,0.08));
  color:var(--primary-color);
  border:1px solid rgba(99,102,241,0.15)
}
.stat-card-icon svg{
  width:22px;
  height:22px;
  color:var(--primary-color)
}
.stat-card-label{
  font-size:13px;
  font-weight:600;
  color:var(--text-muted);
  text-transform:uppercase;
  letter-spacing:0.05em
}
.stat-card-value{
  font-size:clamp(28px,4vw,42px);
  font-weight:800;
  color:var(--text);
  line-height:1.2;
  margin-bottom:8px;
  position:relative;
  z-index:1
}
.stat-card-value .accent{
  background:linear-gradient(135deg,#6366F1,#39BEE5);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text
}
.stat-card-change{
  display:inline-flex;
  align-items:center;
  gap:4px;
  font-size:12px;
  font-weight:600;
  color:var(--accent);
  padding:4px 10px;
  background:rgba(16,185,129,0.1);
  border-radius:8px;
  border:1px solid rgba(16,185,129,0.15);
  position:relative;
  z-index:1
}
.stat-card-change svg{
  width:14px;
  height:14px
}
.stat-card-desc{
  font-size:12px;
  color:var(--text-muted);
  margin-top:8px;
  line-height:1.5;
  position:relative;
  z-index:1
}

/* Hero Visual - Dashboard Preview */
.hero-visual{
  position:relative;
  z-index:1
}
.hero-dashboard{
  background:var(--bg-card);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--border);
  border-radius:20px;
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  animation:dashboardFloat 6s ease-in-out infinite
}
@keyframes dashboardFloat{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
}
.dash-header{
  display:flex;
  align-items:center;
  gap:8px;
  padding:12px 16px;
  background:linear-gradient(135deg,rgba(99,102,241,0.05),rgba(57,190,229,0.03));
  border-bottom:1px solid var(--border)
}
.dash-dots{
  display:flex;
  gap:6px
}
.dash-dots span{
  width:10px;
  height:10px;
  border-radius:50%;
  background:#E2E8F0
}
.dash-dots span:nth-child(1){background:#F87171}
.dash-dots span:nth-child(2){background:#FBBF24}
.dash-dots span:nth-child(3){background:#34D399}
.dash-title{
  font-size:12px;
  font-weight:500;
  color:var(--text-muted);
  margin-left:8px
}
.dash-body{
  padding:20px;
  display:flex;
  flex-direction:column;
  gap:16px
}
.dash-stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px
}
.dash-stat{
  text-align:center;
  padding:12px;
  background:linear-gradient(135deg,rgba(99,102,241,0.04),rgba(57,190,229,0.02));
  border-radius:12px;
  border:1px solid rgba(99,102,241,0.08)
}
.dash-stat-val{
  font-size:24px;
  font-weight:800;
  color:var(--text);
  line-height:1
}
.dash-stat-val.green{color:var(--accent)}
.dash-stat-val.amber{color:#F59E0B}
.dash-stat-lbl{
  font-size:11px;
  color:var(--text-muted);
  margin-top:4px
}
.dash-chart{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:8px;
  height:80px;
  padding:0 8px
}
.dash-chart-bar{
  flex:1;
  background:linear-gradient(180deg,var(--primary-color),var(--secondary));
  border-radius:6px 6px 4px 4px;
  opacity:0.8;
  transition:opacity .3s
}
.dash-chart-bar:hover{
  opacity:1
}

@media(max-width:1024px){
  .hero-visual{
    display:none
  }
  .hero-container{
    grid-template-columns:1fr;
    text-align:center
  }
}

/* Hero CTA */
.hero-cta{
  display:flex;
  flex-wrap:wrap;
  gap:16px
}
.btn-primary{
  background:#39BEE5;
  color:#fff;
  font-size:15px;
  font-weight:600;
  padding:14px 32px;
  border-radius:12px;
  transition:all .3s cubic-bezier(0.16,1,0.3,1);
  box-shadow:0 4px 20px rgba(57,190,229,0.25);
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:none
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 8px 30px rgba(57,190,229,0.35)
}
.btn-primary svg{
  width:18px;
  height:18px
}
.btn-secondary{
  padding:14px 32px;
  font-size:15px;
  font-weight:600;
  color:var(--text);
  border:none;
  border-radius:12px;
  transition:all .3s ease;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(15,23,42,0.06)
}
.btn-secondary:hover{
  background:rgba(99,102,241,0.1);
  color:var(--text)
}
.btn-secondary svg{
  width:18px;
  height:18px
}

/* Fade in animation */
@keyframes fadeInUp{
  from{
    opacity:0;
    transform:translateY(30px)
  }
  to{
    opacity:1;
    transform:translateY(0)
  }
}
@keyframes fadeIn{
  from{opacity:0}
  to{opacity:1}
}
.fade-in-up{
  animation:fadeInUp .8s ease-out forwards
}
.fade-in-up.delay-1{animation-delay:.1s}
.fade-in-up.delay-2{animation-delay:.2s}
.fade-in-up.delay-3{animation-delay:.3s}
.fade-in-up.delay-4{animation-delay:.4s}

/* ═══════════════════════════════════════════════════════════════
   Role Selector - 角色选择卡片
   ═══════════════════════════════════════════════════════════════ */
.role-selector{
  padding:48px 24px;
  background:linear-gradient(180deg,#F8FAFC 0%,#FFFFFF 100%);
  border-top:1px solid var(--border)
}
.role-selector-inner{
  max-width:900px;
  margin:0 auto;
  text-align:center
}
.role-selector-title{
  font-size:16px;
  font-weight:600;
  color:var(--text);
  margin-bottom:32px
}
.role-selector-cards{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
  max-width:700px;
  margin:0 auto
}
@media(max-width:768px){
  .role-selector-cards{
    grid-template-columns:1fr
  }
}
.role-selector-card{
  background:var(--bg-card);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--border);
  border-radius:18px;
  padding:32px 28px;
  cursor:pointer;
  transition:all .3s cubic-bezier(0.16,1,0.3,1);
  text-align:center;
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow-sm)
}
.role-selector-card::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(99,102,241,0.04),rgba(57,190,229,0.02));
  opacity:0;
  transition:opacity .3s ease;
  border-radius:18px
}
.role-selector-card::after{
  content:'';
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:2px;
  background:linear-gradient(90deg,transparent,rgba(99,102,241,0.4),rgba(57,190,229,0.4),transparent);
  opacity:0;
  transition:opacity .3s ease
}
.role-selector-card:hover{
  border-color:var(--border-highlight);
  box-shadow:var(--shadow-lg);
  transform:translateY(-4px)
}
.role-selector-card:hover::before{
  opacity:1
}
.role-selector-card:hover::after{
  opacity:1
}
.role-selector-card-icon{
  width:56px;
  height:56px;
  border-radius:14px;
  background:linear-gradient(135deg,rgba(99,102,241,0.1),rgba(57,190,229,0.08));
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 16px;
  font-size:24px;
  border:1px solid rgba(99,102,241,0.12);
  position:relative;
  z-index:1
}
.role-selector-card-icon svg{
  width:28px;
  height:28px;
  color:var(--primary-color)
}
.role-selector-card-title{
  font-size:17px;
  font-weight:700;
  color:var(--text);
  margin-bottom:8px;
  position:relative;
  z-index:1
}
.role-selector-card-desc{
  font-size:13px;
  color:var(--text-muted);
  position:relative;
  z-index:1
}

/* ═══════════════════════════════════════════════════════════════
   Module Navigation - 功能模块导航
   ═══════════════════════════════════════════════════════════════ */
.mod-nav{
  display:flex;
  justify-content:center;
  gap:8px;
  padding:12px;
  background:var(--bg-card);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--border);
  border-radius:16px;
  max-width:fit-content;
  margin:0 auto 40px;
  box-shadow:var(--shadow-md)
}
.mod-pill{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:12px 20px;
  border-radius:12px;
  font-size:14px;
  font-weight:600;
  color:var(--text-muted);
  transition:all .3s ease;
  white-space:nowrap;
  cursor:pointer;
  border:none;
  background:transparent
}
.mod-pill:hover{
  color:var(--text);
  background:rgba(99,102,241,0.08)
}
.mod-pill.active{
  background:rgba(15,23,42,0.08);
  backdrop-filter:blur(12px) saturate(180%);
  -webkit-backdrop-filter:blur(12px) saturate(180%);
  color:#0F172A;
  box-shadow:0 4px 16px rgba(0,0,0,0.08),inset 0 1px 0 rgba(255,255,255,0.5)
}
.mod-pill svg{
  width:18px;
  height:18px;
  fill:none;
  stroke:currentColor;
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round
}
/* Role Tags - 角色标签设计，与首屏颜色保持一致 */
.role-tag{
  font-size:11px;
  font-weight:600;
  padding:4px 10px;
  border-radius:999px;
  line-height:1;
  transition:all .2s ease
}
/* 投标人标签：紫色系，与首屏保持一致 */
.role-tag.bidder{
  background:rgba(99,102,241,0.15);
  color:#6366F1
}
/* 招标人标签：蓝色系，与首屏保持一致 */
.role-tag.tenderer{
  background:rgba(57,190,229,0.15);
  color:#0E7490
}
/* Dim 状态：非当前选中的标签变灰 */
.role-tag.dim{
  background:rgba(148,163,184,0.1);
  color:#94A3B8
}
/* 选中状态：Active pill 中的标签保持与首屏一致的颜色 */
.mod-pill.active .role-tag.bidder{
  background:rgba(99,102,241,0.15);
  color:#6366F1;
  border:none
}
.mod-pill.active .role-tag.tenderer{
  background:rgba(57,190,229,0.15);
  color:#0E7490;
  border:none
}

/* ═══════════════════════════════════════════════════════════════
   Carousel Section - 轮播部分
   ═══════════════════════════════════════════════════════════════ */
.carousel-section{
  padding:20px 24px 100px;
  background:linear-gradient(180deg,#F8FAFC 0%,#F1F5F9 50%);
  position:relative
}
.carousel{
  position:relative;
  z-index:1;
  overflow:hidden;
  display:flex;
  align-items:center;
  height:580px
}
.carousel-track{
  display:flex;
  align-items:stretch;
  gap:24px;
  transition:transform .5s cubic-bezier(.4,0,.2,1);
  will-change:transform
}
.slide{
  flex-shrink:0;
  width:1000px;
  opacity:1;
  transform:scale(1)
}
.slide.pos-active{opacity:1;transform:scale(1)}
.slide.pos-prev,.slide.pos-next{opacity:0.4}
@media(max-width:1024px){
  .slide{width:94vw;max-width:1000px}
  .carousel{height:540px}
}

/* Carousel Card */
.carousel-card{
  background:var(--bg-card);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--border);
  border-radius:20px;
  overflow:hidden;
  display:grid;
  grid-template-columns:2fr 3fr;
  min-height:520px;
  width:100%;
  box-shadow:var(--shadow-lg)
}
@media(max-width:768px){.carousel-card{grid-template-columns:1fr}}

/* Case Info Panel */
.case-info{
  padding:36px;
  display:flex;
  flex-direction:column;
  justify-content:center
}
.case-title{
  font-size:26px;
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:16px;
  color:var(--text)
}
.case-desc{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.7;
  margin-bottom:24px
}
.case-features{
  display:flex;
  flex-direction:column;
  gap:8px
}
.case-feat{
  font-size:14px;
  color:var(--text-muted);
  padding:4px 0;
  display:flex;
  align-items:center;
  gap:10px
}
.case-feat::before{
  content:'';
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--primary);
  flex-shrink:0
}

/* Preview Panel */
.preview{
  background:linear-gradient(135deg,rgba(99,102,241,0.08) 0%,rgba(57,190,229,0.08) 100%);
  padding:28px;
  display:flex;
  align-items:stretch;
  justify-content:stretch;
  position:relative;
  border-left:1px solid var(--glass-border)
}
.prev-bg-blue{
  background:linear-gradient(135deg,rgba(99,102,241,0.1) 0%,rgba(99,102,241,0.05) 100%)
}
.prev-bg-violet{
  background:linear-gradient(135deg,rgba(57,190,229,0.1) 0%,rgba(57,190,229,0.05) 100%)
}
.prev-bg-emerald{
  background:linear-gradient(135deg,rgba(16,185,129,0.1) 0%,rgba(16,185,129,0.05) 100%)
}
.prev-bg-amber{
  background:linear-gradient(135deg,rgba(249,115,22,0.1) 0%,rgba(249,115,22,0.05) 100%)
}
@media(max-width:768px){.preview{display:none}}

/* Window mockup */
.win{
  width:100%;
  height:100%;
  background:#F8FAFC;
  border:1px solid var(--border);
  border-radius:16px;
  overflow:hidden;
  display:flex;
  flex-direction:column
}
.win-bar{
  display:flex;
  align-items:center;
  gap:8px;
  padding:12px 16px;
  background:#F1F5F9;
  border-bottom:1px solid var(--border)
}
.win-dot{
  width:10px;
  height:10px;
  border-radius:50%
}
.win-dot.r{background:#EF4444}
.win-dot.y{background:#F59E0B}
.win-dot.g{background:#10B981}
.win-title{
  font-size:12px;
  color:var(--text-muted);
  margin-left:10px;
  font-weight:500
}
.win-body{
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:12px
}

/* Upload cards */
.upload-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px
}
.upload-card{
  border-radius:12px;
  padding:12px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.8)
}
.upload-head{
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:6px
}
.upload-icon{
  width:24px;
  height:24px;
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:10px;
  font-weight:700;
  color:#fff
}
.upload-icon.blue{background:var(--primary)}
.upload-icon.violet{background:var(--secondary)}
.upload-name{
  font-size:12px;
  font-weight:600;
  color:var(--text)
}
.upload-meta{
  font-size:11px;
  color:var(--text-muted)
}

/* Pipeline */
.pipeline{
  display:flex;
  flex-direction:column;
  gap:8px
}
.pipe-step{
  display:flex;
  align-items:center;
  gap:10px
}
.pipe-circle{
  width:22px;
  height:22px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:10px;
  font-weight:700;
  flex-shrink:0;
  transition:all .3s;
  background:#E2E8F0;
  color:var(--text-muted)
}
.pipe-circle.done{
  background:#39BEE5;
  color:#fff
}
.pipe-label{
  font-size:12px;
  color:var(--text-muted)
}
.pipe-label.done{color:var(--text)}
.pipe-line{
  flex:1;
  height:1px;
  margin-left:6px;
  background:#E2E8F0
}
.pipe-line.done{
  background:#39BEE5
}

/* Result grid */
.result-grid{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:10px
}
.result-card{
  text-align:center;
  padding:10px;
  border-radius:12px;
  background:rgba(255,255,255,0.8);
  border:1px solid var(--border)
}
.result-card.green{
  background:rgba(16,185,129,0.1);
  border-color:rgba(16,185,129,0.3)
}
.result-card.amber{
  background:rgba(245,158,11,0.1);
  border-color:rgba(245,158,11,0.3)
}
.result-num{
  font-size:24px;
  font-weight:800;
  line-height:1
}
.result-card.green .result-num{color:var(--accent)}
.result-card.amber .result-num{color:#F59E0B}
.result-lbl{
  font-size:11px;
  color:var(--text-muted);
  margin-top:4px
}

/* Compliance steps */
.comp-steps{
  display:flex;
  align-items:center;
  gap:6px
}
.comp-step{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1
}
.comp-dot{
  width:22px;
  height:22px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:10px;
  font-weight:700;
  flex-shrink:0
}
.comp-dot.done{
  background:linear-gradient(135deg,var(--secondary),var(--primary));
  color:#fff
}
.comp-dot.wait{
  background:var(--border);
  color:var(--text-muted)
}
.comp-text{
  font-size:11px;
  color:var(--text-muted)
}
.comp-line{
  flex:1;
  height:1px;
  background:var(--border)
}
.comp-file{
  background:rgba(57,190,229,0.15);
  border-radius:12px;
  padding:12px;
  font-size:12px;
  font-weight:600;
  color:var(--secondary);
  border:1px solid rgba(57,190,229,0.3);
  margin-bottom:12px
}
.report-item{
  border-radius:12px;
  padding:12px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.8);
  margin-bottom:8px
}
.report-item.green{
  background:rgba(16,185,129,0.1);
  border-color:rgba(16,185,129,0.3)
}
.report-item.amber{
  background:rgba(245,158,11,0.1);
  border-color:rgba(245,158,11,0.3)
}
.report-title{
  font-size:12px;
  font-weight:600;
  color:var(--text)
}
.report-desc{
  font-size:11px;
  color:var(--text-muted);
  margin-top:4px
}
.report-badge{
  font-size:11px;
  padding:4px 12px;
  border-radius:999px;
  font-weight:600
}
.report-badge.green{
  background:rgba(16,185,129,0.2);
  color:var(--accent)
}
.report-badge.amber{
  background:rgba(245,158,11,0.2);
  color:#F59E0B
}

/* Clear bid layout */
.clear-grid{
  display:grid;
  grid-template-columns:3fr 4fr;
  gap:12px
}
.clear-side{
  background:rgba(255,255,255,0.8);
  border-radius:12px;
  padding:10px;
  display:flex;
  flex-direction:column;
  gap:4px;
  border:1px solid var(--border)
}
.clear-item{
  font-size:12px;
  padding:8px 12px;
  border-radius:8px;
  color:var(--text-muted);
  cursor:pointer;
  transition:all .2s
}
.clear-item:hover{
  background:rgba(99,102,241,0.1)
}
.clear-item.sel{
  background:rgba(99,102,241,0.2);
  color:var(--primary-light);
  font-weight:600
}
.clear-detail{
  display:flex;
  flex-direction:column;
  gap:8px
}
.clear-factor{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:8px 0
}
.clear-factor-name{
  font-size:12px;
  color:var(--text)
}
.clear-factor-tag{
  font-size:11px;
  padding:4px 10px;
  border-radius:999px;
  font-weight:600
}
.clear-factor-tag.pass{
  background:rgba(16,185,129,0.15);
  color:var(--accent)
}
.clear-factor-tag.warn{
  background:rgba(245,158,11,0.15);
  color:#F59E0B
}

/* Supplier Card */
.supplier-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:12px
}
.supplier-card{
  background:rgba(255,255,255,0.8);
  border-radius:12px;
  padding:14px;
  border:1px solid var(--border)
}
.supplier-card-header{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:12px;
  padding-bottom:12px;
  border-bottom:1px solid var(--border)
}
.supplier-icon{
  width:32px;
  height:32px;
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0
}
.supplier-icon.amber{
  background:linear-gradient(135deg,rgba(249,115,22,0.15),rgba(249,115,22,0.08));
  border:1px solid rgba(249,115,22,0.25);
  box-shadow:0 4px 12px rgba(249,115,22,0.15)
}
.supplier-icon.amber svg{
  color:#F97316
}
.supplier-info{
  flex:1
}
.supplier-name{
  font-size:13px;
  font-weight:600;
  color:var(--text);
  margin-bottom:3px
}
.supplier-status{
  font-size:11px;
  color:var(--text-muted)
}
.supplier-checks{
  display:flex;
  flex-direction:column;
  gap:8px
}
.supplier-check{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  padding:6px 10px;
  border-radius:8px;
  background:rgba(255,255,255,0.6);
  transition:all .3s
}
.supplier-check.pass{
  background:rgba(16,185,129,0.08)
}
.supplier-check.warn{
  background:rgba(249,115,22,0.08)
}
.check-icon{
  width:18px;
  height:18px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:10px;
  font-weight:700;
  flex-shrink:0
}
.supplier-check.pass .check-icon{
  background:rgba(16,185,129,0.2);
  color:#10B981
}
.supplier-check.pass.done{
  background:rgba(16,185,129,0.15);
  box-shadow:0 0 0 1px rgba(16,185,129,0.3)
}
.supplier-check.warn .check-icon{
  background:rgba(249,115,22,0.2);
  color:#F97316
}
.supplier-check.warn.done{
  background:rgba(249,115,22,0.15);
  box-shadow:0 0 0 1px rgba(249,115,22,0.3)
}
.supplier-check.done{
  opacity:1;
  transform:translateX(0)
}
.check-label{
  color:var(--text)
}

/* Progress bar */
.prog-wrap{
  margin-top:auto
}
.prog-row{
  display:flex;
  justify-content:space-between;
  font-size:12px;
  margin-bottom:6px
}
.prog-label{
  color:var(--text-muted)
}
.prog-pct{
  font-weight:600;
  color:var(--text-muted)
}
.prog-pct.done{color:var(--accent)}
.prog-bar{
  height:6px;
  background:rgba(255,255,255,0.9);
  border-radius:999px;
  overflow:hidden
}
.prog-fill{
  height:100%;
  border-radius:999px;
  width:0
}
.prog-fill.blue{
  background:#6366F1
}
.prog-fill.violet{
  background:#39BEE5
}
.prog-fill.emerald{
  background:#10B981
}
.prog-fill.amber{
  background:#F97316
}
.prog-fill.animate{
  animation:fillBar 2s linear forwards
}
@keyframes fillBar{from{width:0}to{width:100%}}
.prog-fill.full{width:100%}

/* ═══════════════════════════════════════════════════════════════
   Features Section - 功能特点
   ═══════════════════════════════════════════════════════════════ */
.caps-section{
  background:var(--bg-soft);
  padding:100px 24px;
  border-top:1px solid var(--border)
}
.caps-inner{
  max-width:1100px;
  margin:0 auto
}
.caps-title{
  font-size:clamp(28px,4vw,42px);
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:16px;
  color:var(--text);
  text-align:center
}
.caps-sub{
  font-size:17px;
  color:var(--text-muted);
  max-width:600px;
  margin:0 auto 56px;
  text-align:center;
  line-height:1.7
}
.caps-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px
}
@media(max-width:768px){
  .caps-grid{
    grid-template-columns:1fr;
    max-width:400px;
    margin:0 auto
  }
}
.caps-card{
  background:var(--bg-card);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border:1px solid var(--border);
  border-radius:20px;
  padding:36px 28px;
  transition:all .3s cubic-bezier(0.16,1,0.3,1);
  cursor:pointer;
  box-shadow:var(--shadow-sm);
  position:relative;
  overflow:hidden
}
.caps-card::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(99,102,241,0.04),rgba(57,190,229,0.02));
  opacity:0;
  transition:opacity .3s ease;
  border-radius:20px
}
.caps-card::after{
  content:'';
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:2px;
  background:linear-gradient(90deg,transparent,rgba(99,102,241,0.4),rgba(57,190,229,0.4),transparent);
  opacity:0;
  transition:opacity .3s ease
}
.caps-card:hover{
  border-color:var(--border-highlight);
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg)
}
.caps-card:hover::before{
  opacity:1
}
.caps-card:hover::after{
  opacity:1
}
.caps-card:hover .caps-icon{
  transform:scale(1.08);
  box-shadow:0 8px 24px rgba(99,102,241,0.15)
}
.caps-icon{
  width:56px;
  height:56px;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 20px;
  background:linear-gradient(135deg,rgba(99,102,241,0.1),rgba(57,190,229,0.08));
  transition:all .3s ease;
  border:1px solid rgba(99,102,241,0.12);
  position:relative;
  z-index:1
}
.caps-icon svg{
  width:28px;
  height:28px;
  fill:none;
  stroke:var(--primary-color);
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round
}
.caps-card:nth-child(2) .caps-icon svg{stroke:var(--secondary)}
.caps-card:nth-child(3) .caps-icon svg{stroke:var(--accent)}
.caps-card-title{
  font-size:18px;
  font-weight:700;
  margin-bottom:12px;
  color:var(--text);
  text-align:center;
  position:relative;
  z-index:1
}
.caps-card-desc{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.7;
  text-align:center;
  position:relative;
  z-index:1
}

/* ═══════════════════════════════════════════════════════════════
   Trust Bar - 信任统计
   ═══════════════════════════════════════════════════════════════ */
.trust-bar{
  padding:60px 24px;
  background:linear-gradient(180deg,#FFFFFF 0%,#F8FAFC 100%);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border)
}
.trust-stats{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:48px 72px;
  align-items:center;
  max-width:1100px;
  margin:0 auto
}
.stat-item{
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center
}
.stat-number{
  font-size:clamp(2.5rem,5vw,3.5rem);
  font-weight:900;
  color:var(--text);
  line-height:1.2;
  background:linear-gradient(135deg,#4F46E5,#0E7490);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text
}
.stat-label{
  font-size:15px;
  color:var(--text-muted);
  margin-top:12px;
  max-width:200px;
  line-height:1.6;
  text-align:center
}

/* ═══════════════════════════════════════════════════════════════
   Testimonials - 客户评价
   ═══════════════════════════════════════════════════════════════ */
.testimonials{
  padding:100px 24px;
  background:#F8FAFC
}
.testimonials-inner{
  max-width:1100px;
  margin:0 auto
}
.testimonials-title{
  text-align:center;
  margin-bottom:56px
}
.testimonials-title h2{
  font-size:clamp(28px,4vw,40px);
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--text);
  margin-bottom:16px
}
.testimonials-title p{
  font-size:17px;
  color:var(--text-muted);
  max-width:500px;
  margin:0 auto
}
.testimonial-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
  gap:28px
}
.testimonial-card{
  background:var(--bg-card);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border-radius:20px;
  padding:36px 28px;
  border:1px solid var(--border);
  transition:all .3s cubic-bezier(0.16,1,0.3,1);
  position:relative;
  box-shadow:var(--shadow-sm)
}
.testimonial-card::before{
  content:'"';
  position:absolute;
  top:20px;
  left:24px;
  font-size:48px;
  font-weight:800;
  color:var(--primary-color);
  opacity:0.12;
  font-family:Georgia,serif;
  line-height:1
}
.testimonial-card:hover{
  transform:translateY(-6px);
  border-color:var(--border-highlight);
  box-shadow:var(--shadow-lg)
}
.testimonial-quote{
  font-size:15px;
  font-weight:500;
  color:var(--text);
  margin-bottom:20px;
  line-height:1.7;
  position:relative;
  z-index:1
}
.testimonial-author{
  font-weight:600;
  color:var(--text-muted);
  font-size:13px;
  padding-top:16px;
  border-top:1px solid var(--border)
}

/* ═══════════════════════════════════════════════════════════════
   Pricing - 价格部分
   ═══════════════════════════════════════════════════════════════ */
.pricing{
  padding:100px 24px;
  background:linear-gradient(180deg,#F1F5F9 0%,#FFFFFF 100%)
}
.pricing-inner{
  max-width:1200px;
  margin:0 auto
}
.pricing-title{
  text-align:center;
  margin-bottom:56px
}
.pricing-title h2{
  font-size:clamp(28px,4vw,40px);
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--text);
  margin-bottom:16px
}
.pricing-title p{
  font-size:17px;
  color:var(--text-muted);
  max-width:500px;
  margin:0 auto
}
.pricing-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
  gap:28px;
  align-items:stretch
}
.pricing-card{
  background:var(--bg-card);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border-radius:24px;
  padding:40px 28px 36px;
  border:1px solid var(--border);
  transition:all .3s cubic-bezier(0.16,1,0.3,1);
  text-align:center;
  position:relative;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column
}
.pricing-card::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(99,102,241,0.03),rgba(57,190,229,0.02));
  opacity:0;
  transition:opacity .3s ease;
  border-radius:24px
}
.pricing-card:hover::before{
  opacity:1
}
.pricing-card.featured{
  border-color:var(--border-highlight);
  box-shadow:var(--shadow-lg);
  transform:scale(1.02)
}
.pricing-card.featured::before{
  opacity:1
}
.pricing-card.featured::after{
  content:'';
  position:absolute;
  top:0;
  left:50%;
  transform:translateX(-50%);
  width:60%;
  height:3px;
  background:linear-gradient(90deg,var(--primary-color),var(--secondary));
  border-radius:0 0 6px 6px;
  z-index:1
}
.pricing-badge{
  position:absolute;
  top:-14px;
  left:50%;
  transform:translateX(-50%);
  background:linear-gradient(135deg,var(--primary-color),var(--secondary));
  color:#fff;
  font-size:13px;
  font-weight:600;
  padding:8px 20px;
  border-radius:999px;
  box-shadow:0 6px 24px rgba(99,102,241,0.3);
  z-index:2
}
.pricing-card h3{
  font-size:18px;
  font-weight:700;
  color:var(--text);
  margin-bottom:8px;
  position:relative;
  z-index:1
}
.pricing-credits{
  font-size:13px;
  color:var(--text-muted);
  margin-bottom:8px;
  position:relative;
  z-index:1
}
.pricing-price{
  font-size:40px;
  font-weight:900;
  color:var(--text);
  margin:16px 0;
  position:relative;
  z-index:1
}
.pricing-price small{
  font-size:15px;
  font-weight:500;
  color:var(--text-muted)
}
.pricing-desc{
  color:var(--text-muted);
  margin-bottom:24px;
  font-size:14px;
  min-height:44px;
  position:relative;
  z-index:1
}
.pricing-features{
  list-style:none;
  padding:0;
  margin:0 0 28px;
  text-align:left;
  flex:1
}
.pricing-features li{
  padding:10px 0;
  border-bottom:1px solid var(--border);
  display:flex;
  gap:10px;
  align-items:center;
  font-size:14px;
  color:var(--text);
  position:relative;
  z-index:1
}
.pricing-features li:last-child{
  border-bottom:none
}
.pricing-features li svg{
  width:18px;
  height:18px;
  flex-shrink:0;
  color:var(--primary-color)
}
.pricing-card .btn-primary,
.pricing-card .btn-secondary{
  width:100%;
  padding:14px 24px;
  justify-content:center;
  position:relative;
  z-index:1;
  margin-top:auto;
  cursor:pointer;
  font-family:inherit
}
/* 原价划线 + 折扣角标 */
.pricing-original{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  margin-top:12px;
  position:relative;
  z-index:1
}
.pricing-original s{
  font-size:15px;
  color:var(--text-muted)
}
.pricing-discount{
  background:#EF4444;
  color:#fff;
  font-size:12px;
  font-weight:600;
  padding:2px 8px;
  border-radius:999px
}
/* 当前激活套餐按钮 */
.pricing-card .btn-current{
  background:rgba(99,102,241,0.1);
  color:var(--primary-color);
  border:1px solid rgba(99,102,241,0.3);
  box-shadow:none
}
.pricing-card .btn-current:hover{
  background:rgba(99,102,241,0.15);
  box-shadow:none;
  transform:none
}
/* 不可购买按钮 */
.pricing-card .btn-locked{
  background:var(--border);
  color:var(--text-muted);
  cursor:not-allowed;
  border:none;
  box-shadow:none
}
.pricing-card .btn-locked:hover{
  background:var(--border);
  box-shadow:none;
  transform:none
}
/* 加载骨架屏 */
.pricing-skeleton{gap:16px}
.sk-line{
  height:16px;
  border-radius:8px;
  background:linear-gradient(90deg,var(--border) 25%,rgba(226,232,240,0.4) 50%,var(--border) 75%);
  background-size:200% 100%;
  animation:sk-shimmer 1.4s ease-in-out infinite
}
.sk-lg{height:36px}
.sk-btn{height:48px;border-radius:12px;margin-top:auto}
@keyframes sk-shimmer{
  0%{background-position:200% 0}
  100%{background-position:-200% 0}
}
/* 空态 */
.pricing-empty{
  grid-column:1/-1;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:12px;
  padding:80px 0;
  text-align:center
}
.pricing-empty-icon{
  width:64px;
  height:64px;
  border-radius:50%;
  background:var(--border);
  display:flex;
  align-items:center;
  justify-content:center
}
.pricing-empty-icon svg{
  width:32px;
  height:32px;
  color:var(--text-muted)
}
.pricing-empty-title{
  font-size:16px;
  font-weight:600;
  color:var(--text)
}
.pricing-empty-desc{
  font-size:14px;
  color:var(--text-muted)
}

/* Final CTA */
.final-cta{
  padding:100px 24px;
  background:linear-gradient(135deg,rgba(99,102,241,0.05) 0%,rgba(57,190,229,0.03) 100%);
  color:#fff;
  text-align:center;
  position:relative;
  overflow:hidden
}
.final-cta::before{
  content:'';
  position:absolute;
  top:50%;
  left:50%;
  transform:translate(-50%,-50%);
  width:700px;
  height:700px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(99,102,241,0.08) 0%,transparent 70%);
  filter:blur(80px);
  pointer-events:none
}
.final-cta h2{
  color:var(--text);
  font-size:clamp(28px,4vw,42px);
  font-weight:800;
  margin-bottom:16px;
  position:relative;
  z-index:1
}
.final-cta p{
  color:var(--text-muted);
  max-width:520px;
  margin:0 auto 40px;
  font-size:17px;
  line-height:1.7;
  position:relative;
  z-index:1
}
.final-cta .btn-primary{
  background:linear-gradient(135deg,#5DCBED,#39BEE5);
  position:relative;
  z-index:1
}
.final-cta .btn-primary:hover{
  box-shadow:0 12px 40px rgba(99,102,241,0.25)
}

@media(max-width:768px){
  .pricing-grid{
    grid-template-columns:1fr;
    max-width:400px;
    margin:0 auto
  }
  .testimonial-grid{
    grid-template-columns:1fr
  }
  .hero-stats{
    grid-template-columns:1fr
  }
}

/* ═══════════════════════════════════════════════════════════════
   Footer
   ═══════════════════════════════════════════════════════════════ */
.footer{
  padding:48px 24px;
  background:#111827;
  color:#9CA3AF
}
.footer-inner{
  max-width:1200px;
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap
}
.footer-logo img{
  height:32px;
  width:auto;
  max-width:160px;
  object-fit:contain;
  display:block
}
.footer-links{
  display:flex;
  align-items:center;
  gap:32px;
  font-size:14px
}
.footer-links a,
.footer-links button{
  color:#9CA3AF;
  background:none;
  border:none;
  padding:0;
  font-size:14px;
  font-family:inherit;
  cursor:pointer;
  transition:color .2s ease
}
.footer-links a:hover,
.footer-links button:hover{
  color:#E5E7EB
}
.footer-copyright{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  font-size:14px
}
.footer-copyright a{
  color:#9CA3AF;
  transition:color .2s ease
}
.footer-copyright a:hover{
  color:#E5E7EB
}
@media(max-width:768px){
  .footer-inner{
    flex-direction:column;
    text-align:center
  }
}

/* 页脚弹窗（关于我们 / 联系我们） */
.modal-overlay{
  position:fixed;
  inset:0;
  z-index:200;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  background:rgba(15,23,42,0.5);
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
  opacity:0;
  transition:opacity .2s ease
}
/* display:flex 会覆盖 hidden 属性的默认 display:none，需显式声明 */
.modal-overlay[hidden]{
  display:none
}
.modal-overlay.open{
  opacity:1
}
.modal-card{
  position:relative;
  width:100%;
  max-width:512px;
  background:#fff;
  border-radius:16px;
  padding:28px;
  box-shadow:0 24px 64px rgba(0,0,0,0.25);
  transform:translateY(12px) scale(0.97);
  transition:transform .2s ease
}
.modal-overlay.open .modal-card{
  transform:translateY(0) scale(1)
}
.modal-card-sm{
  max-width:420px
}
.modal-close{
  position:absolute;
  top:14px;
  right:14px;
  width:32px;
  height:32px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:none;
  background:none;
  border-radius:8px;
  font-size:22px;
  line-height:1;
  color:var(--text-muted);
  cursor:pointer;
  transition:all .2s ease
}
.modal-close:hover{
  background:rgba(0,0,0,0.05);
  color:var(--text)
}
.modal-title{
  font-size:18px;
  font-weight:700;
  letter-spacing:-0.01em;
  color:var(--text);
  margin-bottom:6px
}
.modal-desc{
  font-size:14px;
  color:var(--text-muted);
  margin-bottom:20px
}
.modal-row{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:16px
}
.modal-icon{
  width:48px;
  height:48px;
  flex-shrink:0;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:rgba(57,190,229,0.1);
  color:#0E7490
}
.modal-icon svg{
  width:20px;
  height:20px
}
.modal-row-title{
  font-size:15px;
  font-weight:600;
  color:var(--text)
}
.modal-row-sub{
  font-size:13px;
  color:var(--text-muted)
}
.modal-phone{
  font-size:20px;
  font-weight:700;
  letter-spacing:-0.01em;
  color:var(--text);
  transition:color .2s ease
}
.modal-phone:hover{
  color:#0E7490
}
.modal-text{
  font-size:14px;
  line-height:1.7;
  color:var(--text-muted)
}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){
  *{
    animation-duration:.01ms!important;
    transition-duration:.01ms!important
  }