/* ============================================================
   全易信智客 · AI+客服产品演示版 —— 皮肤：cdqzx（深色科技底 + 蓝青渐变 + 玻璃拟态）
   ------------------------------------------------------------
   设计令牌对齐 3DGL/cdqzx.css（全易信 / cdqzx.com 共享设计系统）：
     · 主背景 navy #0a0e1a，面板 #0f1424 / #141a2e
     · 品牌蓝→青→靛渐变 #38bdf8→#818cf8→#22d3ee
     · 玻璃面板 + 网格底纹 + 辉光
   本文件自包含，不依赖 CMS 主题目录，便于独立部署演示。
   ============================================================ */

@import url("https://miaoda.feishu.cn/fonts/css2?family=Space+Grotesk:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;700;900&display=swap");

:root{
  /* —— cdqzx 品牌令牌（原 mobanB 红橙金全部映射为蓝青）—— */
  --red:#38bdfa;            /* 品牌主青（原红） */
  --red-deep:#2563eb;       /* 深蓝 */
  --red-hot:#22d3ee;        /* 亮青（原红-hot） */
  --gold:#818cf8;           /* 靛（原金，副强调） */
  --gold-light:#7dd3fc;     /* 亮天空蓝（原金亮） */
  --pink:#a78bfa;           /* 紫（原粉） */
  --ink:#0a0e1a;            /* 页面主背景 */
  --ink-2:#0f1424;          /* 次级面板 */
  --ink-3:#141a2e;          /* 三级面板 */
  --line-dark:rgba(255,255,255,.09);
  --line-dark-2:rgba(255,255,255,.16);
  --paper:#0a0e1a;          /* 浅底统一为深色（全量深色化） */
  --surface:#0f1424;        /* 卡片 = 玻璃面板 */
  --line:#23304d;           /* 描边/分割线 */
  --line-2:#2a3a5c;         /* 输入框描边 */
  --body:#e8eefb;           /* 主文字 */
  --ink-light:#9fb0cf;      /* 次要文字 */
  --muted:#6b7c9e;          /* 弱化文字 */
  --grad-fire:linear-gradient(100deg,#38bdf8 0%,#818cf8 50%,#22d3ee 100%);
  --glow-red:0 12px 34px -10px rgba(56,189,250,.55);
  --shadow-card:0 1px 2px rgba(0,0,0,.35),0 12px 32px -14px rgba(0,0,0,.55);
  --shadow-card-hover:0 2px 4px rgba(0,0,0,.4),0 26px 56px -20px rgba(56,189,250,.35);
  --radius:14px; --radius-lg:20px; --radius-pill:999px;
  --font-disp:"Space Grotesk","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-body);color:var(--body);background:var(--paper);line-height:1.7;-webkit-font-smoothing:antialiased;}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
button{font-family:inherit;}
.container{width:min(1160px,92%);margin:0 auto;}
::selection{background:var(--red);color:#04121f;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--paper);}
::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px;border:2px solid var(--paper);}
::-webkit-scrollbar-thumb:hover{background:var(--red);}
:focus-visible{outline:2px solid var(--red);outline-offset:2px;border-radius:4px;}

.icon{display:inline-flex;align-items:center;justify-content:center;flex:none;vertical-align:middle;width:20px;height:20px;}
.icon svg{display:block;width:100%;height:100%;}
.ico-box{font-size:0;}
.ico-box .icon{width:24px;height:24px;}

/* ============ 顶栏 ============ */
.topbar{background:rgba(10,14,26,.86);color:var(--ink-light);font-size:12px;padding:7px 0;letter-spacing:.02em;border-bottom:1px solid var(--line);}
.topbar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px;}
.topbar .badges{display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.topbar .badge{display:inline-flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--line);padding:2px 10px;border-radius:var(--radius-pill);font-size:11px;color:var(--body);}
.topbar .badge::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--red);box-shadow:0 0 8px rgba(56,189,250,.45);}

/* ============ 头部 ============ */
header{background:rgba(10,14,26,.86);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100;}
header .container{display:flex;align-items:center;justify-content:space-between;height:70px;}
.logo{display:flex;align-items:center;gap:11px;}
.logo-mark{width:38px;height:38px;border-radius:11px;background:var(--grad-fire);display:flex;align-items:center;justify-content:center;box-shadow:var(--glow-red);}
.logo-mark .icon{width:21px;height:21px;color:#fff;}
.logo-txt b{display:block;font-size:16px;font-weight:900;color:var(--txt,#e8eefb);letter-spacing:-.2px;line-height:1.2;font-family:var(--font-disp);}
.logo-txt span{display:block;font-size:10.5px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;}
nav ul{display:flex;gap:26px;list-style:none;align-items:center;font-size:14px;}
nav a{color:var(--body);font-weight:500;position:relative;transition:color .2s;}
nav a:hover{color:var(--red);}
nav a::after{content:"";position:absolute;left:0;bottom:-8px;width:0;height:2px;border-radius:2px;background:var(--grad-fire);transition:.28s;}
nav a:hover::after{width:100%;}
.menu-toggle{display:none;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);clip-path:inset(50%);white-space:nowrap;border:0;}
.menu-icon{display:none;width:28px;cursor:pointer;flex-direction:column;gap:5px;padding:6px 0;}
.menu-icon span{display:block;height:2px;background:var(--body);border-radius:2px;}

/* ============ 按钮 ============ */
.cta-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 24px;border-radius:var(--radius-pill);background:var(--grad-fire);color:#04121f;font-size:14px;font-weight:700;border:none;cursor:pointer;transition:.22s;box-shadow:var(--glow-red);position:relative;overflow:hidden;font-family:var(--font-body);}
.cta-btn::after{content:"";position:absolute;top:0;left:-80%;width:50%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);transform:skewX(-24deg);transition:left .55s ease;}
.cta-btn:hover{transform:translateY(-2px);box-shadow:0 16px 40px -10px rgba(56,189,250,.65);}
.cta-btn:hover::after{left:130%;}
.cta-btn.outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.35);box-shadow:none;}
.cta-btn.outline:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.6);}
.cta-btn.gold{background:linear-gradient(100deg,#818cf8,#7dd3fc);color:#0a0e1a;box-shadow:0 12px 34px -10px rgba(129,140,248,.55);}

/* ============ HERO ============ */
.hero{position:relative;padding:80px 0 72px;background:var(--ink);overflow:hidden;color:#fff;}
.hero-bg{position:absolute;inset:0;pointer-events:none;}
.hero-bg .grid-lines{position:absolute;inset:0;background:
  linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:60px 60px;-webkit-mask-image:radial-gradient(900px 520px at 60% 8%,#000 26%,transparent 76%);mask-image:radial-gradient(900px 520px at 60% 8%,#000 26%,transparent 76%);}
.hero-bg .noise{position:absolute;inset:0;opacity:.05;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='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.6'/%3E%3C/svg%3E");}
.hero-bg .orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;}
.hero-bg .orb-a{width:520px;height:520px;top:-200px;right:-140px;background:radial-gradient(closest-side,rgba(56,189,250,.5),transparent);animation:drift 14s ease-in-out infinite alternate;}
.hero-bg .orb-b{width:420px;height:420px;bottom:-180px;left:-120px;background:radial-gradient(closest-side,rgba(129,140,248,.3),transparent);animation:drift 18s ease-in-out infinite alternate-reverse;}
.hero-bg .orb-c{width:300px;height:300px;top:30%;left:46%;background:radial-gradient(closest-side,rgba(34,211,238,.22),transparent);animation:drift 22s ease-in-out infinite alternate;}
@keyframes drift{0%{transform:translate3d(0,0,0) scale(1);}100%{transform:translate3d(-46px,34px,0) scale(1.12);}}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;}
.hero .eyebrow{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.07);border:1px solid var(--line-dark-2);color:var(--gold-light);font-size:12.5px;font-weight:700;letter-spacing:.06em;padding:6px 16px;border-radius:var(--radius-pill);margin-bottom:20px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);}
.hero .eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--red-hot);box-shadow:0 0 0 4px rgba(34,211,238,.22),0 0 12px rgba(34,211,238,.9);animation:pulse 2.2s ease-in-out infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(34,211,238,.2),0 0 10px rgba(34,211,238,.8);}50%{box-shadow:0 0 0 7px rgba(34,211,238,.08),0 0 16px rgba(34,211,238,.95);}}
.hero h1{font-size:46px;line-height:1.14;font-weight:900;letter-spacing:-1px;margin-bottom:20px;color:#fff;}
.hero h1 .hl{background:var(--grad-fire);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;position:relative;padding-bottom:4px;}
.hero h1 .hl::after{content:"";position:absolute;left:2%;right:2%;bottom:0;height:4px;border-radius:4px;background:var(--grad-fire);opacity:.55;filter:blur(1px);}
.hero p.lead{font-size:17.5px;color:rgba(255,255,255,.74);max-width:560px;margin-bottom:28px;line-height:1.85;}
.hero .hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero .hero-actions .cta-btn{padding:14px 30px;font-size:15px;}
.hero .micro{margin-top:26px;font-size:13px;color:rgba(255,255,255,.55);display:flex;gap:22px;flex-wrap:wrap;}
.hero .micro b{font-family:var(--font-disp);font-size:20px;font-weight:700;color:#fff;margin-right:2px;background:var(--grad-fire);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.hero-cred{margin-top:18px;font-size:13px;color:rgba(255,255,255,.55);letter-spacing:.02em;}
.hero-cred b{color:rgba(255,255,255,.8);font-weight:700;}

/* ---- HERO 预览对话窗（静态演示，深色玻璃） ---- */
.chat{background:rgba(255,255,255,.05);border:1px solid var(--line-dark-2);border-radius:22px;box-shadow:0 30px 80px -24px rgba(0,0,0,.65),inset 0 1px 0 rgba(255,255,255,.08);max-width:440px;margin-left:auto;overflow:hidden;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);position:relative;}
.chat::before{content:"";position:absolute;top:-120px;right:-90px;width:260px;height:260px;background:radial-gradient(closest-side,rgba(56,189,250,.35),transparent);filter:blur(46px);pointer-events:none;}
.chat-head{display:flex;align-items:center;gap:10px;padding:13px 16px;border-bottom:1px solid var(--line-dark);background:rgba(255,255,255,.03);position:relative;z-index:1;}
.chat-head .c-dot{width:9px;height:9px;border-radius:50%;background:#3DD68C;box-shadow:0 0 0 4px rgba(61,214,140,.16),0 0 12px rgba(61,214,140,.6);flex:none;}
.chat-head b{font-size:13.5px;color:#fff;font-weight:700;}
.chat-head .c-status{margin-left:auto;font-size:11px;color:rgba(255,255,255,.45);letter-spacing:.03em;}
.chat-body{padding:18px 16px 14px;position:relative;z-index:1;}
.chat .row{display:flex;gap:10px;margin-bottom:14px;align-items:flex-end;}
.chat .ava{width:32px;height:32px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex:none;}
.chat .ava .icon{width:17px;height:17px;}
.chat .ava.b{background:rgba(56,189,250,.16);border:1px solid rgba(56,189,250,.3);}
.chat .ava.b .icon{color:var(--red-hot);}
.chat .ava.u{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);}
.chat .ava.u .icon{color:#fff;}
.chat .bubble{padding:11px 14px;border-radius:15px;font-size:13.5px;line-height:1.65;max-width:285px;}
.chat .bubble.b{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.09);color:rgba(255,255,255,.88);border-bottom-left-radius:5px;}
.chat .bubble.u{background:var(--grad-fire);color:#04121f;border-bottom-right-radius:5px;box-shadow:var(--glow-red);font-weight:500;}
.chat .row.user{flex-direction:row-reverse;}
.chat .typing{display:inline-flex;gap:5px;padding:13px 14px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.09);border-radius:15px;border-bottom-left-radius:5px;}
.chat .typing i{width:7px;height:7px;border-radius:50%;background:var(--gold-light);display:block;animation:blink 1.2s infinite;}
.chat .typing i:nth-child(2){animation-delay:.2s}.chat .typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,60%,100%{opacity:.25;transform:translateY(0);}30%{opacity:1;transform:translateY(-3px);}}

/* ============ 章节 ============ */
section{padding:80px 0;}
.sec-header{max-width:740px;margin:0 auto 52px;}
.sec-header .sec-kicker{display:flex;align-items:center;gap:10px;justify-content:center;margin-bottom:12px;font-family:var(--font-disp);font-size:12.5px;font-weight:600;letter-spacing:.14em;color:var(--red);text-transform:uppercase;}
.sec-header .sec-kicker::before,.sec-header .sec-kicker::after{content:"";height:1px;width:26px;background:linear-gradient(90deg,transparent,var(--red));}
.sec-header .sec-kicker::after{background:linear-gradient(90deg,var(--red),transparent);}
.sec-header h2{font-size:32px;font-weight:900;letter-spacing:-.4px;margin-bottom:12px;color:var(--txt,#e8eefb);text-align:center;}
.sec-header p{color:var(--ink-light);font-size:15.5px;text-align:center;line-height:1.8;}
.sec-alt{background:var(--ink);position:relative;overflow:hidden;color:#fff;}
.sec-alt::before{content:"";position:absolute;inset:0;background:
  linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:60px 60px;-webkit-mask-image:radial-gradient(700px 400px at 80% 0%,#000 20%,transparent 75%);mask-image:radial-gradient(700px 400px at 80% 0%,#000 20%,transparent 75%);}
.sec-alt::after{content:"";position:absolute;top:-160px;left:50%;transform:translateX(-50%);width:720px;height:360px;background:radial-gradient(closest-side,rgba(56,189,250,.18),transparent);filter:blur(60px);pointer-events:none;}
.sec-alt .container{position:relative;z-index:2;}
.sec-alt .sec-header .sec-kicker{color:var(--gold-light);}
.sec-alt .sec-header .sec-kicker::before,.sec-alt .sec-header .sec-kicker::after{background:linear-gradient(90deg,transparent,var(--gold-light));}
.sec-alt .sec-header .sec-kicker::after{background:linear-gradient(90deg,var(--gold-light),transparent);}
.sec-alt .sec-header h2{color:#fff;}
.sec-alt .sec-header p{color:rgba(255,255,255,.66);}

/* ============ 卡片 ============ */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-card);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;position:relative;overflow:hidden;}
.card::before{content:"";position:absolute;top:0;left:24px;right:24px;height:2px;border-radius:0 0 4px 4px;background:var(--grad-fire);opacity:0;transform:scaleX(.4);transition:opacity .3s,transform .3s;}
.card:hover{transform:translateY(-5px);border-color:rgba(56,189,250,.35);box-shadow:var(--shadow-card-hover);}
.card:hover::before{opacity:1;transform:scaleX(1);}
.icon-wrap{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;}
.icon-wrap .icon{width:24px;height:24px;}
.icon-wrap.red{background:linear-gradient(135deg,rgba(56,189,250,.14),rgba(56,189,250,.06));color:var(--red);}
.icon-wrap.gold{background:linear-gradient(135deg,rgba(129,140,248,.18),rgba(129,140,248,.06));color:var(--gold);}
.icon-wrap.pink{background:linear-gradient(135deg,rgba(167,139,250,.14),rgba(167,139,250,.05));color:var(--pink);}
.icon-wrap.ink{background:linear-gradient(135deg,rgba(255,255,255,.09),rgba(255,255,255,.03));color:#fff;}
.card h3{font-size:17px;font-weight:700;margin-bottom:8px;color:var(--txt,#e8eefb);}
.card p{font-size:14px;color:var(--ink-light);line-height:1.7;}
.sec-alt .card{background:rgba(255,255,255,.045);border:1px solid var(--line-dark);box-shadow:none;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);}
.sec-alt .card::before{opacity:.8;transform:scaleX(.85);}
.sec-alt .card:hover{background:rgba(255,255,255,.07);border-color:var(--line-dark-2);box-shadow:0 26px 56px -24px rgba(0,0,0,.7);}
.sec-alt .card h3{color:#fff;}
.sec-alt .card p{color:rgba(255,255,255,.68);}
.sec-alt .icon-wrap.red{background:rgba(56,189,250,.16);color:var(--red-hot);}
.sec-alt .icon-wrap.gold{background:rgba(129,140,248,.16);color:var(--gold-light);}
.sec-alt .icon-wrap.pink{background:rgba(167,139,250,.16);color:#bfa8ff;}
.sec-alt .icon-wrap.ink{background:rgba(255,255,255,.09);color:#fff;}

/* ============ 数据条 ============ */
.trust{background:var(--ink-2);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);padding:40px 0;position:relative;overflow:hidden;}
.trust::after{content:"";position:absolute;bottom:-120px;left:50%;transform:translateX(-50%);width:600px;height:240px;background:radial-gradient(closest-side,rgba(56,189,250,.16),transparent);filter:blur(50px);pointer-events:none;}
.trust .container{position:relative;z-index:1;display:grid;grid-template-columns:repeat(5,1fr);gap:18px;text-align:center;}
.trust-item{position:relative;padding:6px 8px;}
.trust-item + .trust-item::before{content:"";position:absolute;left:-9px;top:14%;bottom:14%;width:1px;background:var(--line-dark);}
.trust-item .num{font-family:var(--font-disp);font-size:34px;font-weight:700;line-height:1;color:#fff;letter-spacing:-.5px;}
.trust-item .num b{background:var(--grad-fire);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.trust-item .num span{font-size:15px;margin-left:2px;-webkit-text-fill-color:var(--gold-light);color:var(--gold-light);font-family:var(--font-body);}
.trust-item .lab{font-size:12.5px;color:rgba(255,255,255,.55);margin-top:8px;}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px 16px 20px;text-align:center;box-shadow:var(--shadow-card);transition:.28s;overflow:hidden;}
.step::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--grad-fire);opacity:0;transition:.3s;}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);}
.step:hover::before{opacity:1;}
.step .n{width:42px;height:42px;border-radius:50%;background:var(--grad-fire);color:#04121f;display:flex;align-items:center;justify-content:center;font-family:var(--font-disp);font-weight:700;font-size:17px;margin:0 auto 14px;box-shadow:var(--glow-red);position:relative;z-index:1;}
.step + .step::after{content:"";position:absolute;top:39px;left:-13px;width:14px;height:1px;background:repeating-linear-gradient(90deg,var(--line-2) 0 3px,transparent 3px 6px);}
.step h4{font-size:15px;font-weight:700;margin-bottom:8px;color:var(--txt,#e8eefb);}
.step p{font-size:12.5px;color:var(--ink-light);line-height:1.6;}
.sec-alt .step{background:rgba(255,255,255,.045);border-color:var(--line-dark);box-shadow:none;}
.sec-alt .step:hover{background:rgba(255,255,255,.07);}
.sec-alt .step h4{color:#fff;}
.sec-alt .step p{color:rgba(255,255,255,.6);}
.sec-alt .step + .step::after{background:repeating-linear-gradient(90deg,var(--line-dark-2) 0 3px,transparent 3px 6px);}

/* ============ 对比表 ============ */
.compare{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);box-shadow:var(--shadow-card);}
.compare table{width:100%;border-collapse:collapse;table-layout:fixed;}
.compare th,.compare td{padding:16px 20px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);}
.compare th{background:var(--ink-2);font-weight:700;color:var(--txt,#e8eefb);}
.compare tr:last-child td{border-bottom:none;}
.compare td.dim{color:var(--muted);}
.compare td.good{color:var(--red);font-weight:700;}
.compare tbody tr{transition:background .2s;}
.compare tbody tr:hover{background:rgba(255,255,255,.04);}

/* ============ 行业卡（可切换模板） ============ */
.tpl-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(158px,1fr));gap:14px;margin-bottom:34px;}
.tpl-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 14px;text-align:center;cursor:pointer;transition:.24s;box-shadow:var(--shadow-card);position:relative;overflow:hidden;}
.tpl-card .t-ico{width:40px;height:40px;border-radius:11px;margin:0 auto 10px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(56,189,250,.12),rgba(129,140,248,.08));color:var(--red);}
.tpl-card .t-ico .icon{width:20px;height:20px;}
.tpl-card h4{font-size:14.5px;font-weight:700;color:var(--txt,#e8eefb);margin-bottom:4px;}
.tpl-card p{font-size:11.5px;color:var(--muted);line-height:1.5;}
.tpl-card:hover{border-color:rgba(56,189,250,.35);transform:translateY(-3px);}
.tpl-card.on{border-color:transparent;background:var(--grad-fire);box-shadow:0 18px 44px -14px rgba(56,189,250,.5);}
.tpl-card.on .t-ico{background:rgba(255,255,255,.22);color:#fff;}
.tpl-card.on h4{color:#fff;}
.tpl-card.on p{color:rgba(255,255,255,.8);}
.tpl-card .t-badge{position:absolute;top:8px;right:8px;font-size:9.5px;font-weight:700;letter-spacing:.04em;background:var(--ink-2);color:var(--gold-light);padding:2px 7px;border-radius:var(--radius-pill);}
.tpl-card.on .t-badge{background:rgba(0,0,0,.35);}

/* ============ 演示区：对话面板 ============ */
.demo-wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:start;}
.demo-side .d-kicker{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-disp);font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--gold-light);background:rgba(255,255,255,.07);border:1px solid var(--line-dark-2);padding:5px 14px;border-radius:var(--radius-pill);margin-bottom:16px;}
.demo-side h2{font-size:30px;font-weight:900;color:#fff;letter-spacing:-.5px;margin-bottom:14px;line-height:1.25;}
.demo-side > p{color:rgba(255,255,255,.7);font-size:15.5px;line-height:1.85;margin-bottom:24px;}
.demo-feat{list-style:none;display:grid;gap:12px;margin-bottom:26px;}
.demo-feat li{display:flex;gap:12px;align-items:flex-start;color:rgba(255,255,255,.82);font-size:14.5px;line-height:1.65;}
.demo-feat li .ico-box{width:30px;height:30px;border-radius:9px;background:rgba(56,189,250,.16);border:1px solid rgba(56,189,250,.3);display:flex;align-items:center;justify-content:center;flex:none;color:var(--red-hot);}
.demo-feat li .ico-box .icon{width:15px;height:15px;}
.demo-feat li b{color:#fff;font-weight:700;}

/* 对话面板（完整版 · 深色玻璃） */
.demo-panel{background:rgba(20,26,46,.9);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--line-dark-2);border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.6);overflow:hidden;display:flex;flex-direction:column;height:640px;position:relative;}
.demo-panel::before{content:"";position:absolute;top:-140px;right:-100px;width:280px;height:280px;background:radial-gradient(closest-side,rgba(56,189,250,.3),transparent);filter:blur(50px);pointer-events:none;}
.dp-head{display:flex;align-items:center;gap:11px;padding:15px 17px;background:linear-gradient(120deg,rgba(56,189,250,.28),rgba(129,140,248,.12)),var(--ink-3);border-bottom:1px solid var(--line-dark);position:relative;z-index:1;}
.dp-avatar{width:40px;height:40px;border-radius:12px;background:var(--grad-fire);display:flex;align-items:center;justify-content:center;flex:none;box-shadow:var(--glow-red);}
.dp-avatar .icon{width:21px;height:21px;color:#fff;}
.dp-id .t1{font-weight:700;font-size:14.5px;color:#fff;}
.dp-id .t2{font-size:11.5px;color:rgba(255,255,255,.55);display:flex;align-items:center;gap:6px;margin-top:2px;}
.dp-id .t2 .g-dot{width:7px;height:7px;border-radius:50%;background:#3DD68C;box-shadow:0 0 8px rgba(61,214,140,.8);}
.dp-tools{margin-left:auto;display:flex;gap:8px;align-items:center;}
.dp-btn{background:rgba(255,255,255,.08);border:1px solid var(--line-dark-2);color:rgba(255,255,255,.85);border-radius:9px;height:30px;padding:0 10px;font-size:11.5px;cursor:pointer;display:inline-flex;align-items:center;gap:5px;transition:.2s;}
.dp-btn:hover{background:rgba(56,189,250,.35);color:#fff;}
.dp-btn.on{background:rgba(129,140,248,.2);border-color:rgba(129,140,248,.5);color:var(--gold-light);}
.dp-btn .icon{width:13px;height:13px;}

.dp-body{flex:1;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;gap:13px;background:rgba(0,0,0,.16);position:relative;z-index:1;}
.dp-body::-webkit-scrollbar{width:6px;}
.dp-body::-webkit-scrollbar-track{background:transparent;}
.dp-body::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:3px;}

.dp-row{display:flex;gap:9px;align-items:flex-end;max-width:100%;animation:dpIn .38s ease;}
@keyframes dpIn{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}
.dp-row.me{flex-direction:row-reverse;}
.dp-ava{width:30px;height:30px;border-radius:9px;display:flex;align-items:center;justify-content:center;flex:none;}
.dp-ava .icon{width:15px;height:15px;}
.dp-ava.b{background:rgba(56,189,250,.16);border:1px solid rgba(56,189,250,.3);color:var(--red-hot);}
.dp-ava.u{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);color:#fff;}
.dp-bubble{max-width:78%;padding:11px 14px;border-radius:15px;font-size:13.8px;line-height:1.68;white-space:pre-wrap;word-break:break-word;}
.dp-row.bot .dp-bubble{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.09);color:rgba(255,255,255,.9);border-bottom-left-radius:5px;}
.dp-row.me .dp-bubble{background:var(--grad-fire);color:#04121f;border-bottom-right-radius:5px;box-shadow:var(--glow-red);font-weight:500;}
.dp-row.sys{justify-content:center;}
.dp-row.sys .dp-bubble{background:rgba(129,140,248,.14);border:1px solid rgba(129,140,248,.35);color:var(--gold-light);font-size:12.5px;text-align:center;max-width:92%;}
.dp-src{margin-top:8px;padding-top:7px;border-top:1px dashed rgba(255,255,255,.14);font-size:11.5px;line-height:1.6;color:rgba(255,255,255,.48);}
.dp-typing{display:inline-flex;gap:5px;padding:14px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.09);border-radius:15px;border-bottom-left-radius:5px;}
.dp-typing i{width:7px;height:7px;border-radius:50%;background:var(--gold-light);display:block;animation:blink 1.2s infinite;}
.dp-typing i:nth-child(2){animation-delay:.2s}.dp-typing i:nth-child(3){animation-delay:.4s}

.dp-chips{display:flex;flex-wrap:wrap;gap:8px;padding:10px 16px 0;background:rgba(0,0,0,.16);position:relative;z-index:1;}
.dp-chip{background:rgba(255,255,255,.06);border:1px solid var(--line-dark-2);border-radius:var(--radius-pill);padding:6px 13px;font-size:12px;color:rgba(255,255,255,.75);cursor:pointer;transition:.2s;}
.dp-chip:hover{border-color:var(--gold-light);color:var(--gold-light);}

.dp-foot{display:flex;gap:8px;align-items:flex-end;padding:12px 16px;border-top:1px solid var(--line-dark);background:rgba(0,0,0,.2);position:relative;z-index:1;}
.dp-foot textarea{flex:1;background:rgba(255,255,255,.07);border:1px solid var(--line-dark-2);border-radius:11px;padding:10px 13px;font-size:16px;color:#fff;outline:none;resize:none;max-height:96px;line-height:1.5;font-family:var(--font-body);}
.dp-foot textarea::placeholder{color:rgba(255,255,255,.4);}
.dp-foot textarea:focus{border-color:var(--red);}
.dp-send{background:var(--grad-fire);color:#04121f;border:none;border-radius:11px;width:44px;height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--glow-red);flex:none;}
.dp-send .icon{width:19px;height:19px;}
.dp-send:disabled{opacity:.5;cursor:default;}
.dp-mic{background:rgba(255,255,255,.07);border:1px solid var(--line-dark-2);color:#fff;border-radius:11px;width:44px;height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;flex:none;transition:.2s;}
.dp-mic .icon{width:19px;height:19px;}
.dp-mic:hover{border-color:var(--red);}
.dp-mic.on{background:var(--grad-fire);border-color:var(--red-deep);}
.dp-note{font-size:11px;color:rgba(255,255,255,.35);text-align:center;padding:8px 16px 12px;background:rgba(0,0,0,.2);letter-spacing:.02em;}

/* 卡片式结果（产品卡 / 留资卡） */
.dp-card{background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.03));border:1px solid var(--line-dark-2);border-radius:14px;padding:14px;max-width:92%;font-size:13.5px;}
.dp-card h4{margin:0 0 9px;font-size:14px;color:var(--gold-light);display:flex;align-items:center;gap:7px;}
.dp-card .dp-list{list-style:none;display:grid;gap:6px;margin-bottom:11px;}
.dp-card .dp-list li{display:flex;justify-content:space-between;gap:12px;font-size:12.8px;color:rgba(255,255,255,.82);border-bottom:1px dashed rgba(255,255,255,.08);padding-bottom:6px;}
.dp-card .dp-list li:last-child{border-bottom:none;}
.dp-card .dp-list li b{color:#fff;font-weight:700;}
.dp-card .dp-list li span{color:var(--gold-light);font-family:var(--font-disp);font-weight:700;white-space:nowrap;}
.dp-card .dp-btn-full{width:100%;background:var(--grad-fire);color:#04121f;border:none;border-radius:10px;padding:10px;font-size:13.5px;font-weight:700;cursor:pointer;box-shadow:var(--glow-red);}
.dp-card input{width:100%;background:rgba(255,255,255,.07);border:1px solid var(--line-dark-2);border-radius:9px;padding:9px 11px;font-size:13px;color:#fff;margin-bottom:8px;outline:none;font-family:var(--font-body);}
.dp-card input::placeholder{color:rgba(255,255,255,.38);}
.dp-card input:focus{border-color:var(--red);}
.dp-card .ok{color:#3DD68C;font-size:13px;text-align:center;padding:8px;line-height:1.6;}

/* ============ 富媒体消息 ============ */
.dp-media{max-width:92%;display:flex;flex-direction:column;gap:8px;}
.dp-imgs{flex-direction:row;flex-wrap:wrap;gap:6px;}
.dp-imgs img{width:140px;height:100px;object-fit:cover;border-radius:10px;cursor:pointer;border:1px solid var(--line-dark-2);transition:transform .2s;}
.dp-imgs img:hover{transform:scale(1.03);}
.dp-file{display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.07);border:1px solid var(--line-dark-2);border-radius:10px;padding:10px 13px;text-decoration:none;color:#fff;font-size:13px;transition:background .2s;}
.dp-file:hover{background:rgba(255,255,255,.12);}
.dp-file .icon{width:18px;height:18px;color:var(--gold-light);flex-shrink:0;}
.dp-file-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.dp-file-tag{font-size:11px;color:var(--gold-light);border:1px solid rgba(129,140,248,.4);padding:2px 8px;border-radius:20px;flex-shrink:0;}

/* ============ CTA / 留资 ============ */
.contact-band{background:var(--ink);color:#fff;padding:84px 0;position:relative;overflow:hidden;}
.contact-band::before{content:"";position:absolute;inset:0;background:
  linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:60px 60px;-webkit-mask-image:radial-gradient(800px 500px at 15% 30%,#000 20%,transparent 75%);mask-image:radial-gradient(800px 500px at 15% 30%,#000 20%,transparent 75%);}
.contact-band::after{content:"";position:absolute;top:-180px;right:-140px;width:600px;height:600px;border-radius:50%;background:radial-gradient(closest-side,rgba(56,189,250,.28),transparent);filter:blur(64px);}
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start;position:relative;z-index:2;}
.c-left h2{font-size:32px;font-weight:900;margin-bottom:14px;letter-spacing:-.4px;}
.c-left>p{color:rgba(255,255,255,.68);font-size:16px;margin-bottom:30px;line-height:1.8;}
.c-tel .c-label{display:block;font-size:12.5px;color:rgba(255,255,255,.5);letter-spacing:.06em;margin-bottom:8px;}
.c-tel a{display:inline-block;font-family:var(--font-disp);font-size:32px;font-weight:700;letter-spacing:1px;color:#fff;background:linear-gradient(100deg,#fff,var(--gold-light));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;transition:.2s;}
.c-tel a:hover{filter:drop-shadow(0 0 18px rgba(56,189,250,.5));}
.c-points{list-style:none;margin-top:30px;display:grid;gap:12px;}
.c-points li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.75);font-size:14px;line-height:1.7;}
.c-points li .ico-box{width:24px;height:24px;border-radius:8px;background:rgba(129,140,248,.16);color:var(--gold-light);display:flex;align-items:center;justify-content:center;flex:none;}
.c-points li .ico-box .icon{width:13px;height:13px;}
.lead-form{background:var(--surface);border-radius:var(--radius-lg);padding:34px;box-shadow:0 40px 90px -30px rgba(0,0,0,.7);color:var(--txt,#e8eefb);position:relative;border:1px solid var(--line);}
.lead-form::before{content:"";position:absolute;top:0;left:34px;right:34px;height:3px;border-radius:0 0 6px 6px;background:var(--grad-fire);}
.lead-form h3{font-size:21px;font-weight:800;margin-bottom:6px;}
.lead-form .f-sub{font-size:13px;color:var(--muted);margin-bottom:20px;}
.lead-form .f-row{margin-bottom:12px;}
.lead-form input,.lead-form select,.lead-form textarea{width:100%;border:1px solid var(--line-2);border-radius:11px;padding:12px 14px;font-size:14px;font-family:inherit;outline:none;background:var(--ink-3);color:var(--txt,#e8eefb);transition:border-color .2s,box-shadow .2s;}
.lead-form input:focus,.lead-form select:focus,.lead-form textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(56,189,250,.14);}
.lead-form textarea{resize:vertical;}
.lead-form .cta-btn{width:100%;padding:14px;font-size:15px;margin-top:6px;}
.lead-form .f-tip{font-size:12px;color:var(--muted);margin-top:13px;text-align:center;}
.lead-form .f-err{display:none;font-size:13px;color:#ef4444;background:rgba(239,68,68,.1);border-radius:8px;padding:8px 12px;margin-bottom:12px;}
.lead-form .hp{position:absolute;left:-9999px;top:-9999px;height:0;width:0;opacity:0;}
.contact-band .lead-form .cta-btn{background:var(--grad-fire);color:#04121f;}

/* ============ 页脚 ============ */
footer{padding:60px 0 30px;background:var(--ink-2);border-top:1px solid var(--line-dark);font-size:14px;color:rgba(255,255,255,.6);}
footer .container{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:34px;}
.f-info{max-width:340px;}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.f-brand .logo-mark{width:32px;height:32px;border-radius:9px;}
.f-brand b{color:#fff;font-size:16px;font-family:var(--font-disp);font-weight:700;}
.f-info p{color:rgba(255,255,255,.55);font-size:13.5px;line-height:1.8;}
/* ---- 成都全易信归属 ---- */
.logo-badge{display:inline-flex;align-items:center;font-size:10.5px;font-weight:700;letter-spacing:.05em;color:var(--gold-light);background:rgba(129,140,248,.12);border:1px solid rgba(129,140,248,.35);border-radius:999px;padding:2px 9px;margin-left:10px;white-space:nowrap;}
.hero-cred{margin-top:18px;font-size:13px;color:rgba(255,255,255,.55);letter-spacing:.02em;}
.hero-cred b{color:rgba(255,255,255,.8);font-weight:700;}
.c-qr{display:flex;align-items:center;gap:16px;margin-top:30px;}
.c-qr img{width:110px;height:110px;border-radius:14px;background:#fff;padding:6px;flex:none;box-shadow:0 16px 40px -12px rgba(0,0,0,.6);}
.c-qr p{font-size:13px;color:rgba(255,255,255,.7);line-height:1.8;}
#fLogo{height:30px;width:auto;flex:none;}
.f-vendor{margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.45);line-height:1.8;}
.f-vendor a{color:rgba(255,255,255,.7);text-decoration:underline;text-underline-offset:3px;}
.f-vendor a:hover{color:#fff;}
.f-links{display:flex;gap:56px;flex-wrap:wrap;}
.f-links h4{font-size:13.5px;color:#fff;margin-bottom:14px;letter-spacing:.04em;}
.f-links ul{list-style:none;}
.f-links li{margin:8px 0;}
.f-links a{color:rgba(255,255,255,.55);transition:color .2s;}
.f-links a:hover{color:var(--gold-light);}
.copyright{width:100%;text-align:center;margin-top:44px;padding-top:22px;border-top:1px solid var(--line-dark);font-size:12px;color:rgba(255,255,255,.38);}
.copyright a{color:rgba(255,255,255,.5);text-decoration:underline;}

/* ============ 浮动入口 ============ */
.ai-fab{position:fixed;right:24px;bottom:24px;width:58px;height:58px;border-radius:50%;background:var(--grad-fire);color:#04121f;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 34px -6px rgba(56,189,250,.65),0 0 0 6px rgba(56,189,250,.12);cursor:pointer;z-index:200;border:none;transition:.25s;}
.ai-fab .icon{width:24px;height:24px;color:#04121f;}
.ai-fab:hover{transform:scale(1.07) rotate(4deg);}
.ai-fab::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid rgba(255,255,255,.25);animation:fabring 2.6s ease-out infinite;}
@keyframes fabring{0%{transform:scale(1);opacity:.8;}70%,100%{transform:scale(1.45);opacity:0;}}

/* ============ 滚动揭示 ============ */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1);}
.reveal.in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media(max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(3,1fr);}
  .step + .step::after{display:none;}
  .trust .container{grid-template-columns:repeat(3,1fr);}
  .trust-item:nth-child(4)::before,.trust-item:nth-child(5)::before{display:none;}
  .tpl-grid{grid-template-columns:repeat(3,1fr);}
}
@media(max-width:900px){
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .hero .container{grid-template-columns:1fr;gap:40px;}
  .hero h1{font-size:34px;}
  .hero{padding:60px 0 56px;}
  .chat{margin:0 auto;max-width:440px;}
  .demo-wrap{grid-template-columns:1fr;gap:30px;}
  .demo-panel{height:600px;}
  nav ul{display:none;position:absolute;top:70px;left:0;right:0;background:rgba(10,14,26,.97);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);flex-direction:column;padding:22px 20px;gap:18px;border-bottom:1px solid var(--line-dark);}
  nav a{color:#fff;}
  .menu-icon{display:flex;}
  .menu-toggle:checked ~ nav ul{display:flex;}
  .sec-header h2{font-size:27px;}
  .demo-side h2{font-size:25px;}
  .compare{overflow-x:auto;}
}
@media(max-width:640px){
  section{padding:60px 0;}
  .grid-4{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr 1fr;}
  .trust .container{grid-template-columns:repeat(2,1fr);gap:24px 10px;}
  .trust-item + .trust-item::before{display:none;}
  .hero .micro{gap:16px;}
  .tpl-grid{grid-template-columns:1fr 1fr;}
  .contact-grid{grid-template-columns:1fr;gap:40px;}
  .c-tel a{font-size:26px;}
  .f-links{gap:34px;}
  .dp-bubble{max-width:86%;}
}

/* ============ 无障碍 ============ */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}
  .reveal{opacity:1!important;transform:none!important;transition:none!important;}
  .hero-bg .orb{animation:none !important;}
}