/* ============================================================
   深圳市无限乐趣科技有限公司 · 企业官网
   简约大气 · Game Development & Operation
   ============================================================ */

:root{
  --ink:        #0b1020;
  --ink-soft:   #273046;
  --body:       #4c5568;
  --muted:      #8a93a6;
  --line:       #e6e9f2;
  --bg:         #ffffff;
  --bg-soft:    #f5f6fb;
  --bg-deep:    #0a0f1e;

  --p:          #4f46e5;
  --p-deep:     #3730a3;
  --v:          #7c3aed;
  --cyan:       #38bdf8;
  --grad:       linear-gradient(120deg,#6366f1 0%,#8b5cf6 60%,#a855f7 100%);
  --grad-soft:  linear-gradient(120deg,rgba(99,102,241,.12),rgba(139,92,246,.10));

  --radius:     18px;
  --radius-sm:  12px;
  --shadow-1:   0 2px 10px rgba(15,23,42,.05);
  --shadow-2:   0 14px 40px -12px rgba(15,23,42,.16);
  --shadow-brand: 0 18px 46px -14px rgba(79,70,229,.45);

  --font: "Inter","PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Hiragino Sans GB","Microsoft YaHei UI","Microsoft YaHei",system-ui,sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:var(--font);
  color:var(--body);
  background:var(--bg);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{ max-width:100%; display:block; }
a{ text-decoration:none; color:inherit; }
ul,ol{ list-style:none; }
::selection{ background:rgba(79,70,229,.18); }

.container{ width:min(1180px, 92%); margin-inline:auto; }

/* ---------- 通用排版 ---------- */
.kicker{
  display:inline-flex; align-items:center; gap:10px;
  font-size:13px; font-weight:700; letter-spacing:.22em; color:var(--p);
}
.kicker::before{ content:""; width:26px; height:2px; border-radius:2px; background:var(--grad); }
.kicker--center::after{ content:""; width:26px; height:2px; border-radius:2px; background:var(--grad); }

.section{ padding:104px 0; }
.section--soft{ background:var(--bg-soft); }
.section-head{ max-width:720px; margin:0 auto 60px; text-align:center; }
.section-head .title{
  font-size:clamp(28px,3.4vw,40px); line-height:1.25; color:var(--ink);
  font-weight:700; letter-spacing:.01em; margin:14px 0 16px;
}
.section-head .sub{ color:var(--body); font-size:16.5px; }
.head-left{ max-width:640px; text-align:left; margin:0 0 48px; }
.head-left .title{ font-size:clamp(26px,3vw,36px); color:var(--ink); font-weight:700; line-height:1.3; margin:14px 0 14px; }

.lead-txt{ font-size:16.5px; color:var(--body); }

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 28px; border-radius:999px; border:1px solid transparent;
  font-size:15px; font-weight:600; cursor:pointer; line-height:1.2;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
  white-space:nowrap; font-family:var(--font);
}
.btn svg{ width:16px; height:16px; }
.btn--primary{ background:linear-gradient(120deg,#6366f1,#8b5cf6); color:#fff; box-shadow:var(--shadow-brand); }
.btn--primary:hover{ transform:translateY(-2px); box-shadow:0 22px 52px -14px rgba(99,102,241,.55); }
.btn--dark{ background:var(--ink); color:#fff; }
.btn--dark:hover{ transform:translateY(-2px); background:#1a2340; }
.btn--ghost{ background:transparent; color:var(--ink); border-color:var(--line); }
.btn--ghost:hover{ border-color:#b9bfd6; background:#fff; transform:translateY(-2px); }
.btn--light{ background:#fff; color:var(--ink); box-shadow:0 10px 30px -10px rgba(0,0,0,.4); }
.btn--light:hover{ transform:translateY(-2px); }
.btn--line{ background:rgba(255,255,255,.06); color:#eef0ff; border-color:rgba(255,255,255,.24); backdrop-filter:blur(4px); }
.btn--line:hover{ background:rgba(255,255,255,.14); transform:translateY(-2px); }
.btn--sm{ padding:9px 20px; font-size:14px; }

/* ---------- 顶部导航 ---------- */
/* 顶部（未滚动）：透明底叠在深色 Hero 上 → 文字为浅色 */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:100; height:74px;
  transition:background .3s ease, box-shadow .3s ease, height .3s ease;
  border-bottom:1px solid transparent;
}
/* 滚动后：白色毛玻璃底 → 文字切换为深色 */
.site-header.scrolled{
  height:64px; background:rgba(255,255,255,.88); backdrop-filter:saturate(1.4) blur(14px);
  border-bottom-color:var(--line); box-shadow:0 6px 24px -18px rgba(11,16,32,.35);
}
.header-inner{ height:100%; display:flex; align-items:center; justify-content:space-between; gap:24px; }

.brand{ display:flex; align-items:center; gap:11px; flex:none; }
.brand-badge{
  width:40px; height:40px; border-radius:12px; flex:none;
  background:var(--grad); color:#fff; font-size:22px; font-weight:700;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 20px -6px rgba(124,58,237,.55);
  font-family:Georgia,serif; line-height:1;
}
.brand-name{ display:flex; flex-direction:column; line-height:1.15; transition:opacity .3s ease; }
.brand-name b{ font-size:17px; font-weight:800; color:#fff; letter-spacing:.06em; transition:color .3s ease; }
.brand-name i{ font-style:normal; font-size:9.5px; letter-spacing:.3em; color:#b7a5ff; font-weight:700; text-transform:uppercase; margin-top:3px; transition:color .3s ease; }
.site-header.scrolled .brand-name b{ color:var(--ink); }
.site-header.scrolled .brand-name i{ color:var(--p); }

.nav-links{ display:flex; align-items:center; gap:6px; }
.nav-links a{
  position:relative; padding:9px 16px; font-size:15px; font-weight:500; color:#d3d9f0;
  border-radius:8px; transition:color .2s ease, background .2s ease;
}
.nav-links a:hover{ color:#fff; }
.nav-links a.active{ color:#fff; font-weight:600; }
.nav-links a.active::after{
  content:""; position:absolute; left:16px; right:16px; bottom:2px; height:2px; border-radius:2px;
  background:linear-gradient(90deg,#c4b5fd,#a5b4fc);
}
.site-header.scrolled .nav-links a{ color:var(--ink-soft); }
.site-header.scrolled .nav-links a:hover{ color:var(--p); }
.site-header.scrolled .nav-links a.active{ color:var(--p); }
.site-header.scrolled .nav-links a.active::after{ background:var(--grad); }
.nav-cta{ display:none; }
@media(min-width:1100px){ .nav-cta{ display:inline-flex; } }

.nav-toggle{
  display:none; width:42px; height:42px; border-radius:10px;
  border:1px solid rgba(255,255,255,.28); background:rgba(255,255,255,.08);
  cursor:pointer; flex-direction:column; align-items:center; justify-content:center; gap:5px;
  transition:background .3s ease, border-color .3s ease;
}
.nav-toggle span{ display:block; width:18px; height:2px; background:#fff; border-radius:2px; transition:transform .3s ease, opacity .3s ease, background .3s ease; }
.site-header.scrolled .nav-toggle{ background:#fff; border-color:var(--line); }
.site-header.scrolled .nav-toggle span{ background:var(--ink); }
.nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

@media(max-width:920px){
  .nav-toggle{ display:flex; }
  .nav-links{
    position:fixed; top:74px; right:0; left:0; z-index:99;
    flex-direction:column; align-items:stretch; gap:4px;
    background:#fff; border-bottom:1px solid var(--line);
    padding:14px 5vw 22px; box-shadow:0 30px 50px -30px rgba(11,16,32,.25);
    transform:translateY(-12px); opacity:0; visibility:hidden; pointer-events:none;
    transition:transform .28s ease, opacity .28s ease;
  }
  .nav-links.open{ transform:translateY(0); opacity:1; visibility:visible; pointer-events:auto; }
  .nav-links a{ padding:13px 12px; font-size:16px; border-bottom:1px dashed #eef0f6; border-radius:6px; color:var(--ink-soft); }
  .nav-links a:hover{ color:var(--p); }
  .nav-links a:last-child{ border-bottom:none; }
  .nav-links a.active{ background:var(--grad-soft); color:var(--p); font-weight:600; }
  .nav-links a.active::after{ display:none; }
  .scrolled ~ .nav-links, .site-header.scrolled .nav-links{ top:64px; }
}

/* ---------- 首页 Hero ---------- */
.hero{
  position:relative; min-height:100vh; min-height:100svh;
  display:flex; align-items:center; text-align:center;
  background:radial-gradient(1100px 600px at 80% -10%, rgba(124,58,237,.35), transparent 60%),
             radial-gradient(900px 560px at 12% 110%, rgba(56,189,248,.16), transparent 60%),
             var(--bg-deep);
  overflow:hidden; padding:150px 0 120px;
}
.hero::before{
  content:""; position:absolute; inset:0; opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 40%, #000 30%, transparent 75%);
          mask-image:radial-gradient(ellipse at 50% 40%, #000 30%, transparent 75%);
}
.hero-orb{ position:absolute; border-radius:50%; filter:blur(70px); opacity:.55; animation:orbFloat 12s ease-in-out infinite; }
.hero-orb.o1{ width:420px; height:420px; background:#6d28d9; top:-120px; right:-80px; }
.hero-orb.o2{ width:320px; height:320px; background:#2563eb; bottom:-120px; left:-70px; animation-delay:-6s; }
.hero-orb.o3{ width:220px; height:220px; background:#0891b2; top:38%; left:6%; opacity:.3; animation-delay:-3s; }
@keyframes orbFloat{ 0%,100%{ transform:translate(0,0) scale(1); } 50%{ transform:translate(24px,-26px) scale(1.08); } }

.hero .container{ position:relative; z-index:2; }
.hero-eyebrow{
  display:inline-flex; align-items:center; gap:10px; padding:8px 18px;
  border:1px solid rgba(255,255,255,.16); border-radius:999px;
  background:rgba(255,255,255,.05); backdrop-filter:blur(6px);
  color:#cdd3ff; font-size:13px; letter-spacing:.18em;
}
.hero-eyebrow .dot{ width:7px; height:7px; border-radius:50%; background:#34d399; box-shadow:0 0 0 0 rgba(52,211,153,.5); animation:pulse 2.2s infinite; }
@keyframes pulse{ 0%{ box-shadow:0 0 0 0 rgba(52,211,153,.5);} 70%{ box-shadow:0 0 0 9px rgba(52,211,153,0);} 100%{ box-shadow:0 0 0 0 rgba(52,211,153,0);} }

.hero-title{
  margin:30px auto 22px; max-width:900px;
  font-size:clamp(36px,6vw,66px); line-height:1.18; font-weight:800; letter-spacing:.01em;
  color:#fff; text-wrap:balance;
}
.hero-title .grad{ background:linear-gradient(110deg,#a5b4fc,#c084fc 45%,#67e8f9); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero-sub{ max-width:640px; margin:0 auto; color:#b9c0da; font-size:clamp(15px,1.5vw,18px); }
.hero-actions{ margin-top:42px; display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }
.hero-meta{
  margin-top:74px; display:flex; justify-content:center; gap:0;
  border-top:1px solid rgba(255,255,255,.09);
}
.hero-meta div{ padding:26px 34px; border-right:1px solid rgba(255,255,255,.09); flex:1; max-width:260px; }
.hero-meta div:last-child{ border-right:none; }
.hero-meta b{ display:block; font-size:30px; font-weight:800; color:#fff; letter-spacing:.02em; }
.hero-meta b em{ font-style:normal; color:#a5b4fc; }
.hero-meta span{ font-size:13.5px; color:#8d95b2; letter-spacing:.06em; }

.scroll-cue{ position:absolute; left:50%; bottom:26px; transform:translateX(-50%); z-index:3; width:24px; height:38px; border:2px solid rgba(255,255,255,.35); border-radius:14px; }
.scroll-cue::after{ content:""; position:absolute; left:50%; top:7px; width:4px; height:8px; margin-left:-2px; border-radius:3px; background:#fff; opacity:.85; animation:cue 1.8s ease-in-out infinite; }
@keyframes cue{ 0%{ transform:translateY(0); opacity:.9;} 60%{ transform:translateY(12px); opacity:0;} 100%{ opacity:0;} }

/* ---------- 特性卡片 ---------- */
.f-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.f-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:30px 26px; transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.f-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-2); border-color:#d7dbf0; }
.f-ico{
  width:52px; height:52px; border-radius:14px; display:flex; align-items:center; justify-content:center;
  background:var(--grad-soft); color:var(--p); margin-bottom:20px;
}
.f-ico svg{ width:25px; height:25px; }
.f-card h3{ font-size:18px; font-weight:700; color:var(--ink); margin-bottom:9px; }
.f-card p{ font-size:14.5px; line-height:1.8; }

/* ---------- 产品卡片 ---------- */
.p-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:30px; }
.p-card{
  background:#fff; border:1px solid var(--line); border-radius:20px; overflow:hidden;
  transition:transform .35s ease, box-shadow .35s ease; display:flex; flex-direction:column;
}
.p-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-2); }
.p-cover{ position:relative; aspect-ratio:16/9; overflow:hidden; background:var(--bg-soft); }
.p-cover img{ width:100%; height:100%; object-fit:cover; transition:transform .7s ease; }
.p-card:hover .p-cover img{ transform:scale(1.06); }
.p-cover::after{ content:""; position:absolute; inset:0; background:linear-gradient(to top, rgba(10,15,30,.34), transparent 46%); opacity:0; transition:opacity .35s ease; }
.p-card:hover .p-cover::after{ opacity:1; }
.p-state{
  position:absolute; left:16px; top:16px; z-index:2;
  padding:5px 13px; border-radius:999px; font-size:12px; font-weight:600;
  background:rgba(10,15,30,.55); backdrop-filter:blur(8px); color:#fff; border:1px solid rgba(255,255,255,.18);
}
.p-state.hot{ background:linear-gradient(120deg,#f59e0b,#ef4444); border:none; }
.p-info{ padding:24px 26px 26px; display:flex; flex-direction:column; gap:8px; flex:1; }
.p-info h3{ font-size:21px; color:var(--ink); font-weight:700; display:flex; align-items:center; gap:10px; }
.p-info .en{ font-size:12px; color:var(--muted); letter-spacing:.14em; font-weight:600; }
.p-info p{ font-size:14.5px; color:var(--body); }
.p-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top:auto; padding-top:12px; }
.p-tags span{
  font-size:12px; padding:4px 11px; border-radius:999px; color:var(--p);
  background:rgba(99,102,241,.09); font-weight:500; border:1px solid rgba(99,102,241,.14);
}

/* ---------- 数据成就 ---------- */
.stat-band{
  position:relative; overflow:hidden; color:#fff;
  background:radial-gradient(900px 420px at 15% 0%, rgba(99,102,241,.5), transparent 55%),
             radial-gradient(800px 460px at 90% 100%, rgba(124,58,237,.42), transparent 55%),
             var(--bg-deep);
}
.stat-band::before{
  content:""; position:absolute; inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:58px 58px;
}
.stat-grid{ position:relative; display:grid; grid-template-columns:repeat(4,1fr); gap:28px; text-align:center; }
.stat-item{ padding:6px 10px; }
.stat-item b{
  display:block; font-size:clamp(36px,4.6vw,56px); font-weight:800; line-height:1.1; letter-spacing:.01em;
  background:linear-gradient(120deg,#fff,#cdd3ff); -webkit-background-clip:text; background-clip:text; color:transparent;
  font-variant-numeric:tabular-nums;
}
.stat-item b i{ font-style:normal; font-size:.55em; background:linear-gradient(120deg,#a5b4fc,#c084fc); -webkit-background-clip:text; background-clip:text; color:transparent; margin-left:2px; }
.stat-item span{ display:block; margin-top:8px; font-size:14.5px; color:#98a0bd; letter-spacing:.05em; }

/* ---------- 服务预览 ---------- */
.svc-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.svc-item{
  position:relative; border-radius:var(--radius); padding:34px 28px; overflow:hidden;
  background:#fff; border:1px solid var(--line);
  transition:transform .3s ease, box-shadow .3s ease;
}
.svc-item::before{
  content:""; position:absolute; inset:auto 0 0 0; height:3px; background:var(--grad);
  transform:scaleX(0); transform-origin:left; transition:transform .35s ease;
}
.svc-item:hover{ transform:translateY(-6px); box-shadow:var(--shadow-2); }
.svc-item:hover::before{ transform:scaleX(1); }
.svc-num{ font-size:13px; font-weight:700; color:var(--p); letter-spacing:.2em; }
.svc-item h3{ font-size:20px; color:var(--ink); margin:10px 0 10px; font-weight:700; }
.svc-item p{ font-size:14.5px; line-height:1.85; }
.svc-more{ display:inline-flex; align-items:center; gap:6px; margin-top:18px; font-size:14px; font-weight:600; color:var(--p); }
.svc-more svg{ width:15px; height:15px; transition:transform .25s ease; }
.svc-item:hover .svc-more svg{ transform:translateX(4px); }

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative; padding:170px 0 92px; color:#fff; text-align:center; overflow:hidden;
  background:radial-gradient(800px 380px at 82% -20%, rgba(124,58,237,.4), transparent 60%),
             radial-gradient(700px 380px at 10% 120%, rgba(56,189,248,.18), transparent 60%),
             var(--bg-deep);
}
.page-hero::before{
  content:""; position:absolute; inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse at 50% 0%, #000 40%, transparent 85%);
          mask-image:radial-gradient(ellipse at 50% 0%, #000 40%, transparent 85%);
}
.page-hero .container{ position:relative; z-index:2; }
.page-hero .kicker{ color:#a5b4fc; }
.page-hero .kicker::before{ background:linear-gradient(90deg,#a5b4fc,#c084fc); }
.page-hero h1{ font-size:clamp(32px,5vw,52px); font-weight:800; margin:18px auto 16px; max-width:820px; line-height:1.22; }
.page-hero .sub{ max-width:660px; margin:0 auto; color:#b9c0da; font-size:16.5px; }
.crumb{ margin-top:26px; font-size:13px; color:#7d86a6; letter-spacing:.12em; }
.crumb a{ color:#a5b4fc; }
.crumb a:hover{ color:#fff; }

/* ---------- 关于：介绍块 ---------- */
.about-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center; }
.about-art{ position:relative; }
.about-art .main-img{ border-radius:22px; overflow:hidden; box-shadow:var(--shadow-2); }
.about-art .main-img img{ width:100%; aspect-ratio:16/10.5; object-fit:cover; }
.about-art .float-card{
  position:absolute; right:-20px; bottom:-24px; background:#fff; border:1px solid var(--line);
  border-radius:16px; padding:18px 24px; box-shadow:var(--shadow-2); display:flex; align-items:center; gap:14px;
}
.about-art .float-card .fc-ico{
  width:46px; height:46px; border-radius:12px; background:var(--grad); color:#fff;
  display:flex; align-items:center; justify-content:center; flex:none;
}
.about-art .float-card .fc-ico svg{ width:22px; height:22px; }
.about-art .float-card b{ display:block; font-size:20px; color:var(--ink); line-height:1.2; font-variant-numeric:tabular-nums; }
.about-art .float-card span{ font-size:12.5px; color:var(--muted); }
.about-copy h2{ font-size:clamp(26px,2.8vw,34px); color:var(--ink); line-height:1.35; font-weight:700; margin:14px 0 18px; }
.about-copy h2 em{ font-style:normal; background:linear-gradient(120deg,#6366f1,#a855f7); -webkit-background-clip:text; background-clip:text; color:transparent; }
.about-copy p{ margin-bottom:14px; }
.about-points{ margin-top:22px; display:grid; grid-template-columns:1fr 1fr; gap:12px 22px; }
.about-points li{ display:flex; gap:10px; align-items:flex-start; font-size:14.5px; color:var(--ink-soft); font-weight:500; }
.about-points svg{ width:18px; height:18px; color:var(--p); flex:none; margin-top:3px; }

/* 使命愿景 */
.mv-grid{ display:grid; grid-template-columns:1fr 1fr 1fr; gap:22px; }
.mv-card{ border-radius:var(--radius); padding:36px 30px; color:#fff; position:relative; overflow:hidden; }
.mv-card.c1{ background:linear-gradient(135deg,#4f46e5,#7c3aed); }
.mv-card.c2{ background:linear-gradient(135deg,#0ea5e9,#2563eb); }
.mv-card.c3{ background:linear-gradient(135deg,#0f1b33,#1e2a4a); }
.mv-card .mk{ font-size:13px; letter-spacing:.24em; opacity:.75; font-weight:700; }
.mv-card h3{ font-size:23px; font-weight:700; margin:12px 0 12px; }
.mv-card p{ font-size:14.5px; opacity:.9; line-height:1.85; }
.mv-card::after{ content:""; position:absolute; right:-40px; top:-40px; width:150px; height:150px; border-radius:50%; background:rgba(255,255,255,.09); }

/* 发展历程 */
.timeline{ position:relative; max-width:920px; margin:0 auto; padding-left:34px; }
.timeline::before{ content:""; position:absolute; left:8px; top:6px; bottom:6px; width:2px; background:linear-gradient(var(--p),var(--v),transparent); border-radius:2px; }
.tl-item{ position:relative; padding:0 0 42px 26px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-item::before{
  content:""; position:absolute; left:-34px; top:6px; width:18px; height:18px; border-radius:50%;
  background:#fff; border:4px solid var(--p); box-shadow:0 0 0 5px rgba(99,102,241,.14);
}
.tl-year{ font-size:13px; font-weight:800; letter-spacing:.18em; color:var(--p); }
.tl-item h3{ font-size:19px; color:var(--ink); font-weight:700; margin:6px 0 8px; }
.tl-item p{ font-size:14.8px; max-width:640px; }

/* 价值观 */
.val-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.val-card{ text-align:center; padding:38px 22px; border-radius:var(--radius); background:#fff; border:1px solid var(--line); transition:transform .3s ease, box-shadow .3s ease; }
.val-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-2); }
.val-ico{ width:60px; height:60px; margin:0 auto 18px; border-radius:18px; background:var(--grad); color:#fff; display:flex; align-items:center; justify-content:center; box-shadow:0 12px 24px -10px rgba(124,58,237,.5); }
.val-ico svg{ width:28px; height:28px; }
.val-card h3{ font-size:18px; font-weight:700; color:var(--ink); margin-bottom:9px; }
.val-card p{ font-size:14px; line-height:1.8; }

/* 荣誉 */
.award-strip{ display:flex; justify-content:center; flex-wrap:wrap; gap:14px; }
.award{
  display:flex; align-items:center; gap:12px; padding:14px 22px; background:#fff;
  border:1px solid var(--line); border-radius:999px; font-size:14px; color:var(--ink-soft); font-weight:500;
}
.award .star{ color:#f59e0b; display:flex; }
.award .star svg{ width:16px; height:16px; }

/* ---------- 服务明细 ---------- */
.svc-detail{ display:grid; grid-template-columns:repeat(2,1fr); gap:24px; }
.svc-box{ background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:36px 32px; transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease; }
.svc-box:hover{ transform:translateY(-5px); box-shadow:var(--shadow-2); }
.svc-box .top{ display:flex; align-items:center; gap:18px; margin-bottom:16px; }
.svc-box .si{
  width:56px; height:56px; border-radius:15px; flex:none; background:var(--grad); color:#fff;
  display:flex; align-items:center; justify-content:center; box-shadow:0 12px 26px -10px rgba(124,58,237,.5);
}
.svc-box .si svg{ width:27px; height:27px; }
.svc-box h3{ font-size:20px; color:var(--ink); font-weight:700; }
.svc-box .lead{ font-size:13px; color:var(--muted); letter-spacing:.08em; }
.svc-box > p{ font-size:14.5px; margin-bottom:16px; }
.svc-box ul{ display:grid; grid-template-columns:1fr 1fr; gap:9px 16px; }
.svc-box li{ display:flex; align-items:center; gap:9px; font-size:14px; color:var(--ink-soft); }
.svc-box li svg{ width:16px; height:16px; color:var(--p); flex:none; }

/* 合作流程 */
.step-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; counter-reset:step; }
.step{ position:relative; padding:34px 26px; background:#fff; border:1px solid var(--line); border-radius:var(--radius); }
.step::before{
  counter-increment:step; content:"0" counter(step);
  display:flex; align-items:center; justify-content:center;
  width:52px; height:52px; border-radius:14px; margin-bottom:18px;
  background:var(--grad-soft); color:var(--p); font-size:18px; font-weight:800; font-variant-numeric:tabular-nums;
}
.step h3{ font-size:17px; color:var(--ink); font-weight:700; margin-bottom:8px; }
.step p{ font-size:13.8px; line-height:1.8; }
.step:not(:last-child)::after{
  content:"→"; position:absolute; right:-19px; top:50%; transform:translateY(-50%);
  color:#c3c9dd; font-size:20px; z-index:2; font-weight:700;
}

/* ---------- 联系我们 ---------- */
.contact-grid{ display:grid; grid-template-columns:.92fr 1.08fr; gap:52px; align-items:start; }
.info-card{
  display:flex; gap:18px; padding:26px 24px; background:#fff; border:1px solid var(--line);
  border-radius:var(--radius); transition:transform .3s ease, box-shadow .3s ease;
}
.info-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-2); }
.info-card .ii{
  width:50px; height:50px; border-radius:14px; flex:none; background:var(--grad-soft); color:var(--p);
  display:flex; align-items:center; justify-content:center;
}
.info-card .ii svg{ width:24px; height:24px; }
.info-card h3{ font-size:15px; color:var(--muted); font-weight:600; letter-spacing:.06em; }
.info-card b{ display:block; color:var(--ink); font-size:17px; font-weight:700; margin-top:5px; }
.info-card p{ font-size:14px; margin-top:4px; }
.contact-list{ display:flex; flex-direction:column; gap:16px; }

.form-card{ background:#fff; border:1px solid var(--line); border-radius:22px; padding:38px 36px; box-shadow:var(--shadow-1); }
.form-card h3{ font-size:22px; color:var(--ink); font-weight:700; margin-bottom:6px; }
.form-card .tip{ font-size:13.5px; color:var(--muted); margin-bottom:24px; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.field{ margin-bottom:18px; }
.field label{ display:block; font-size:13.5px; font-weight:600; color:var(--ink-soft); margin-bottom:8px; }
.field label em{ font-style:normal; color:#e11d48; margin-left:3px; }
.field input, .field select, .field textarea{
  width:100%; padding:12px 16px; border:1px solid var(--line); border-radius:12px;
  font-size:14.5px; font-family:var(--font); color:var(--ink); background:#fbfcfe;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease; outline:none;
}
.field textarea{ resize:vertical; min-height:120px; }
.field input:focus, .field select:focus, .field textarea:focus{ border-color:var(--p); box-shadow:0 0 0 4px rgba(99,102,241,.12); background:#fff; }
.field select{ appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238a93a6' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 16px center; }
.form-success{
  display:none; text-align:center; padding:50px 10px;
}
.form-success.show{ display:block; }
.form-success .ok{
  width:74px; height:74px; margin:0 auto 22px; border-radius:50%;
  background:linear-gradient(135deg,#34d399,#0ea5e9); color:#fff;
  display:flex; align-items:center; justify-content:center; box-shadow:0 16px 36px -12px rgba(16,185,129,.5);
}
.form-success .ok svg{ width:34px; height:34px; }
.form-success h3{ font-size:24px; color:var(--ink); margin-bottom:8px; }
.form-success p{ font-size:15px; color:var(--body); }

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative; overflow:hidden; text-align:center; color:#fff; border-radius:26px;
  padding:76px 40px;
  background:radial-gradient(600px 300px at 20% 0%, rgba(168,85,247,.55), transparent 60%),
             radial-gradient(600px 320px at 85% 100%, rgba(56,189,248,.28), transparent 60%),
             var(--bg-deep);
}
.cta-band::before{
  content:""; position:absolute; inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:52px 52px;
}
.cta-band .container{ position:relative; z-index:2; }
.cta-band h2{ font-size:clamp(26px,3.6vw,40px); font-weight:800; margin:0 auto 16px; max-width:680px; line-height:1.3; }
.cta-band p{ color:#b9c0da; max-width:560px; margin:0 auto 34px; }
.cta-actions{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

/* ---------- 页脚 ---------- */
.site-footer{ background:var(--bg-deep); color:#9aa3bf; margin-top:0; }
.footer-main{ padding:80px 0 46px; display:grid; grid-template-columns:1.6fr 1fr 1fr 1.2fr; gap:46px; }
.footer-brand .brand-badge{ margin-bottom:20px; }
.footer-brand .brand-name b{ color:#fff; }
.footer-brand .brand-name i{ color:#8b5cf6; }
.footer-brand p{ font-size:14px; line-height:1.9; margin-top:18px; max-width:300px; }
.foot-social{ display:flex; gap:10px; margin-top:22px; }
.foot-social a{
  width:38px; height:38px; border-radius:11px; border:1px solid rgba(255,255,255,.13);
  display:flex; align-items:center; justify-content:center; color:#cdd3ff;
  transition:background .25s ease, border-color .25s ease, transform .25s ease;
}
.foot-social a:hover{ background:var(--grad); border-color:transparent; color:#fff; transform:translateY(-3px); }
.foot-social svg{ width:17px; height:17px; }
.footer-col h4{ color:#fff; font-size:15px; font-weight:600; letter-spacing:.12em; margin-bottom:20px; }
.footer-col a{ display:block; font-size:14px; padding:6px 0; transition:color .2s ease, transform .2s ease; }
.footer-col a:hover{ color:#a5b4fc; transform:translateX(4px); }
.footer-contact li{ display:flex; gap:10px; font-size:14px; padding:6px 0; align-items:flex-start; }
.footer-contact svg{ width:17px; height:17px; color:#7c8bd4; flex:none; margin-top:4px; }
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08); padding:24px 0;
  display:flex; justify-content:space-between; align-items:center; gap:16px; flex-wrap:wrap;
  font-size:13px; color:#6f7896;
}
.footer-bottom a{ color:#7c8bd4; }
.footer-bottom a:hover{ color:#a5b4fc; }

/* ---------- 工具类 ---------- */
.mt-0{margin-top:0}.mt-1{margin-top:40px}.mt-2{margin-top:64px}.mt-3{margin-top:88px}
.center{ text-align:center; }
.hidden{ display:none !important; }
.about-page .section--soft{ background:linear-gradient(180deg,var(--bg-soft),#fff); }

/* 展示位（内页图文行） */
.show-grid{ display:grid; grid-template-columns:1fr 1fr; gap:30px; align-items:stretch; }
.show-card{ position:relative; border-radius:20px; overflow:hidden; min-height:300px; display:flex; align-items:flex-end; }
.show-card img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; }
.show-card::after{ content:""; position:absolute; inset:0; background:linear-gradient(to top, rgba(8,12,26,.78), rgba(8,12,26,.05) 62%); }
.show-card .cap{ position:relative; z-index:2; padding:26px 28px; color:#fff; width:100%; }
.show-card .cap h3{ font-size:22px; font-weight:700; }
.show-card .cap p{ font-size:13.8px; color:#c6cbe4; margin-top:5px; max-width:460px; }
.show-card .cap .tag{ display:inline-block; font-size:12px; letter-spacing:.18em; color:#a5b4fc; font-weight:700; margin-bottom:6px; }

/* ---------- Reveal 动效 ---------- */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .7s ease, transform .7s cubic-bezier(.2,.6,.2,1); will-change:opacity,transform; }
.reveal.in{ opacity:1; transform:none; }
.reveal[data-delay="1"]{ transition-delay:.08s; }
.reveal[data-delay="2"]{ transition-delay:.16s; }
.reveal[data-delay="3"]{ transition-delay:.24s; }
.reveal[data-delay="4"]{ transition-delay:.32s; }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  .hero-orb,.scroll-cue::after{ animation:none; }
}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  .f-grid,.svc-grid{ grid-template-columns:repeat(2,1fr); }
  .val-grid{ grid-template-columns:repeat(2,1fr); }
  .step-grid{ grid-template-columns:repeat(2,1fr); }
  .step:not(:last-child)::after{ display:none; }
}
@media(max-width:920px){
  .section{ padding:80px 0; }
  .about-grid,.contact-grid,.show-grid{ grid-template-columns:1fr; }
  .about-art .float-card{ right:8px; }
  .stat-grid{ grid-template-columns:repeat(2,1fr); gap:36px 16px; }
  .p-grid{ grid-template-columns:1fr; }
  .svc-detail{ grid-template-columns:1fr; }
  .footer-main{ grid-template-columns:1fr 1fr; gap:40px 28px; }
  .footer-brand{ grid-column:1/-1; }
  .hero-meta{ flex-wrap:wrap; }
  .hero-meta div{ max-width:none; flex:1 1 40%; border-bottom:1px solid rgba(255,255,255,.09); }
}
@media(max-width:560px){
  .f-grid,.svc-grid,.mv-grid,.val-grid,.step-grid,.form-row,.footer-main{ grid-template-columns:1fr; }
  .svc-box ul{ grid-template-columns:1fr; }
  .stat-grid{ grid-template-columns:1fr 1fr; }
  .form-card{ padding:28px 22px; }
  .cta-band{ padding:58px 24px; }
  .about-points{ grid-template-columns:1fr; }
  .page-hero{ padding:140px 0 76px; }
  .hero{ padding-top:130px; }
}