/* ============================================================
   绘梦导演台 · 官网样式表
   结构：基础 → 组件 → 区块 → 响应式
   设计基调：浅色内容区 + 深蓝hero/部署区 + 蓝色主色
   ============================================================ */

/* ---------- 设计变量 ---------- */
:root{
  color-scheme:light;
  --ink:#142238;          /* 正文深色 */
  --ink-soft:#40516a;     /* 次级文字 */
  --muted:#6d7c91;        /* 弱化文字 */
  --line:#e2e8f0;         /* 描边 */
  --canvas:#f5f7fb;       /* 页面底色 */
  --navy:#0b1425;         /* 深蓝（hero/footer） */
  --blue:#416ff4;         /* 主色 */
  --blue-deep:#2e58d5;
  --teal:#5ce0c1;         /* 点缀色 */
  --max:1180px;
  --radius:14px;
  --shadow-sm:0 8px 24px rgba(27,46,76,.05);
  --shadow-md:0 12px 34px rgba(65,111,244,.08);
}

/* ---------- 基础 ---------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px;background:var(--canvas)}
body{
  min-width:0;margin:0;color:var(--ink);background:var(--canvas);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  line-height:1.65;-webkit-font-smoothing:antialiased;
}
body.modal-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;cursor:pointer}
button,a{-webkit-tap-highlight-color:transparent}
:focus-visible{outline:3px solid rgba(65,111,244,.5);outline-offset:3px}
.site-shell{overflow:clip}
.wrap{width:min(var(--max),calc(100% - 48px));margin:0 auto}

/* 跳转到主内容（无障碍） */
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;padding:10px 16px;border-radius:0 0 10px 0;
  color:#fff;background:var(--blue);font-size:13px;font-weight:700;
}
.skip-link:focus{left:0}

/* ---------- 按钮 ---------- */
.button{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:46px;padding:0 19px;border:1px solid transparent;border-radius:10px;
  cursor:pointer;font-size:14px;line-height:1.2;font-weight:700;transition:.18s;
}
.button-primary{color:#fff;background:var(--blue);box-shadow:0 8px 22px rgba(65,111,244,.2)}
.button-primary:hover{background:var(--blue-deep);transform:translateY(-1px)}
.button-ghost{color:var(--ink);border-color:#d7e0eb;background:#fff}
.button-ghost:hover{border-color:#9db4f7;color:var(--blue-deep)}
.button-block{width:100%}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;z-index:30;top:0;
  background:rgba(255,255,255,.93);
  border-bottom:1px solid rgba(226,232,240,.85);
  backdrop-filter:blur(16px);transition:box-shadow .2s;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(20,34,56,.06)}
.header-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{width:34px;height:34px;border-radius:10px;box-shadow:0 5px 16px rgba(65,111,244,.2)}
.brand-text{display:flex;flex-direction:column}
.brand-word{font-size:20px;line-height:1;font-weight:800;letter-spacing:-.5px;color:#13223a}
.brand-caption{color:#8190a5;font-size:10px;line-height:1.25;margin-top:5px;letter-spacing:.06em}
.main-nav{display:flex;align-items:center;justify-content:center;gap:clamp(13px,1.7vw,24px);color:#56657a;font-size:13px}
.main-nav a{transition:color .18s;white-space:nowrap}
.main-nav a:hover,.main-nav a[aria-current="page"]{color:var(--blue)}
.main-nav a[aria-current="page"]{font-weight:700}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.header-cta{min-height:42px;padding:0 16px;font-size:13px}
.nav-toggle{
  display:none;width:42px;height:42px;place-items:center;padding:0;
  border:1px solid #d7e0eb;border-radius:10px;color:var(--ink);background:#fff;
}
.nav-toggle svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}
.nav-toggle .icon-close{display:none}
body.nav-open .nav-toggle .icon-close{display:block}
body.nav-open .nav-toggle .icon-menu{display:none}

/* 移动端抽屉 */
.nav-drawer{
  position:fixed;z-index:29;inset:66px 0 auto;padding:10px 18px 18px;
  border-bottom:1px solid var(--line);background:rgba(255,255,255,.98);
  backdrop-filter:blur(16px);transform:translateY(-8px);opacity:0;visibility:hidden;transition:.2s;
}
body.nav-open .nav-drawer{transform:none;opacity:1;visibility:visible}
.nav-drawer a{display:block;padding:13px 4px;border-bottom:1px solid #eef2f7;color:#39506d;font-size:14px;font-weight:650}
.nav-drawer a:last-child{border-bottom:0}

/* ---------- Hero ---------- */
.hero{
  position:relative;isolation:isolate;padding:92px 0 88px;color:#f4f7ff;
  background:
    radial-gradient(ellipse at 77% 38%,rgba(76,116,227,.32),transparent 34%),
    radial-gradient(ellipse at 8% 6%,rgba(65,111,244,.18),transparent 38%),
    linear-gradient(115deg,#091323,#0e1b30 56%,#111b32);
}
.hero:before{
  content:"";position:absolute;z-index:-1;inset:0;opacity:.18;pointer-events:none;
  background-image:
    linear-gradient(rgba(180,201,240,.1) 1px,transparent 1px),
    linear-gradient(90deg,rgba(180,201,240,.1) 1px,transparent 1px);
  background-size:54px 54px;mask-image:linear-gradient(90deg,#000,transparent 90%);
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(390px,.98fr);align-items:center;gap:clamp(42px,7vw,90px)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:#9eeddc;font-size:12px;font-weight:700;letter-spacing:.13em}
.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px rgba(92,224,193,.1)}
.hero h1{max-width:660px;margin:20px 0;font-size:clamp(40px,5vw,62px);line-height:1.18;letter-spacing:-.045em}
.hero h1 span{color:#9bc5ff}
.hero-copy{max-width:610px;color:#bdc9dc;font-size:16px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:30px}
.hero .button-primary{color:#08152b;background:linear-gradient(110deg,#a9d6ff,#b5b5ff);box-shadow:0 10px 28px rgba(101,139,244,.25)}
.hero .button-primary:hover{filter:brightness(1.08)}
.hero .button-ghost{color:#e3ebf7;border-color:rgba(201,216,240,.24);background:rgba(255,255,255,.045)}
.hero .button-ghost:hover{border-color:rgba(201,216,240,.55);color:#fff}
.hero-note{margin-top:17px;color:#8797b0;font-size:12px}
.hero-note strong{color:#c3d2e7;font-weight:600}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.hero-badges span{padding:5px 10px;border:1px solid rgba(180,205,245,.2);border-radius:20px;color:#b9cae3;background:rgba(255,255,255,.05);font-size:11px}

/* Hero 右侧：工作台窗口示意 */
.hero-visual{position:relative}
.flow-window{
  position:relative;padding:20px;border:1px solid rgba(195,213,244,.18);border-radius:20px;
  background:linear-gradient(150deg,rgba(26,43,68,.92),rgba(14,27,47,.93));
  box-shadow:0 28px 80px rgba(0,0,0,.3),inset 0 1px rgba(255,255,255,.06);
}
.window-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:17px;border-bottom:1px solid rgba(195,213,244,.12)}
.window-title{color:#e3ecfa;font-size:13px;font-weight:650}
.window-label{color:#98a9c1;font-size:10px;letter-spacing:.05em}
.window-dots{display:flex;gap:5px}
.window-dots i{width:6px;height:6px;border-radius:50%;background:#7d91ad}
.window-dots i:first-child{background:#9abaff}
.project-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:18px 0 14px}
.project-name{color:#f1f5fc;font-size:14px;font-weight:700}
.project-meta{margin-top:3px;color:#94a6bf;font-size:10px}
.project-status{padding:5px 8px;border:1px solid rgba(92,224,193,.2);border-radius:20px;color:#9eeddc;background:rgba(92,224,193,.07);font-size:10px}
.workflow-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.workflow-step{
  min-height:64px;display:flex;flex-direction:column;justify-content:space-between;padding:10px;
  border:1px solid rgba(185,205,238,.12);border-radius:10px;background:rgba(255,255,255,.035);
  transition:border-color .3s,background .3s;
}
.workflow-step.is-active{border-color:rgba(147,185,255,.55);background:rgba(80,117,210,.19)}
.workflow-step .n{color:#8093af;font-size:9px;letter-spacing:.08em}
.workflow-step strong{color:#dae5f6;font-size:12px;font-weight:620}
.workflow-step.is-active strong{color:#b8d3ff}
.workflow-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:15px;padding:13px 12px;border-radius:11px;background:rgba(4,11,23,.25)}
.team-label{color:#94a6bf;font-size:10px}
.team-avatars{display:flex;margin-top:6px}
.team-avatars span{
  width:22px;height:22px;display:grid;place-items:center;margin-right:-5px;
  border:2px solid #192943;border-radius:50%;color:#dfe9f8;background:#445875;font-size:8px;
}
.queue{text-align:right}
.queue strong{display:block;color:#e0eafa;font-size:12px}
.queue span{color:#91a3bc;font-size:9px}
.visual-caption{display:block;margin-top:14px;color:#7f91aa;font-size:10px;text-align:right}

/* ---------- 卖点横条 ---------- */
.proof-strip{position:relative;z-index:2;border-bottom:1px solid var(--line);background:#fff}
.proof-items{display:grid;grid-template-columns:repeat(4,1fr);padding:22px 0}
.proof-item{display:flex;align-items:center;justify-content:center;gap:10px;color:var(--ink-soft);font-size:13px;font-weight:620}
.proof-item+.proof-item{border-left:1px solid var(--line)}
.proof-check{width:22px;height:22px;display:grid;place-items:center;border-radius:7px;color:#2d64e9;background:#edf3ff;font-size:12px;font-weight:800}

/* ---------- 通用区块 ---------- */
.content-section{padding:92px 0}
.section-heading{max-width:760px;margin:0 auto 42px;text-align:center}
.section-kicker{color:var(--blue);font-size:11px;font-weight:750;letter-spacing:.16em}
.section-heading h2{margin:10px 0 11px;color:#142238;font-size:clamp(28px,3.3vw,40px);line-height:1.25;letter-spacing:-.035em}
.section-heading p{margin:0;color:var(--muted);font-size:15px}
.section-heading--left{margin-left:0;text-align:left}
.section-footnote{max-width:860px;margin:22px auto 0;color:#7d8b9d;font-size:11px;line-height:1.8;text-align:center}

/* ---------- 为什么选择（why） ---------- */
.why-section{background:#f5f7fb}
.why-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}
.why-card{
  grid-column:span 2;min-width:0;min-height:252px;padding:22px;border:1px solid #dfe6ef;border-radius:15px;
  background:#fff;box-shadow:0 10px 28px rgba(29,48,79,.045);
}
.why-card-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.why-number{color:#7890ad;font-size:11px;font-weight:800;letter-spacing:.12em}
.why-tag{padding:4px 7px;border-radius:5px;color:#416be0;background:#eef3ff;font-size:9px;font-weight:800;letter-spacing:.06em}
.why-card h3{margin:15px 0 8px;color:#182a44;font-size:17px;line-height:1.45}
.why-card p{margin:0;color:#66778e;font-size:12px;line-height:1.8}
.why-card .why-detail{margin-top:9px;padding-top:9px;border-top:1px solid #edf0f5;color:#8290a3;font-size:10px}
.why-highlight{display:inline-flex;margin-top:13px;padding:6px 9px;border-radius:7px;color:#315bd0;background:#eef3ff;font-size:11px;font-weight:750}
.why-highlight span{margin-left:2px;font-size:9px}
.why-cost{border-color:#cbd8fb;background:linear-gradient(150deg,#fff,#f5f7ff)}
.why-model-speed{border-color:#b9cafa;background:linear-gradient(150deg,#fff,#f5f8ff)}
.agent-pills{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}
.agent-pills span{padding:5px 9px;border:1px solid #dce5f1;border-radius:20px;color:#3b526f;background:#f8fafd;font-size:10px;font-weight:700}
.model-metrics{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:13px}
.model-metrics div{display:grid;gap:3px;padding:9px;border-radius:8px;background:#f3f6fb}
.model-metrics strong{color:#315bd0;font-size:17px;line-height:1.25}
.model-metrics span{color:#718096;font-size:9px}

/* ---------- 应用场景（scenario） ---------- */
.scenario-section{background:#fff}
.scenario-group+.scenario-group{margin-top:48px}
.scenario-group-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:15px}
.scenario-group-title{display:flex;align-items:baseline;gap:12px;margin:0;color:#172840;font-size:23px;line-height:1.35}
.scenario-group-title span{color:#8291a5;font-size:12px;font-weight:750;letter-spacing:.08em}
.scenario-group-description{max-width:520px;margin:0;color:#74839a;font-size:12px;text-align:right}
.scenario-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:start;gap:14px}
.scenario-card{min-width:0;padding:10px;border:1px solid #edf0f5;border-radius:13px;background:#f6f7f9}
.scenario-card--wide{grid-column:span 3}
.scenario-card--full{grid-column:2 / span 3}
.scenario-card--half{grid-column:span 2}
.scenario-group--short-drama .scenario-grid{align-items:stretch}
.scenario-group--short-drama .scenario-card:not(.scenario-card--wide){display:flex;flex-direction:column}
.scenario-group--short-drama .scenario-card:not(.scenario-card--wide) .scenario-media{flex:1;min-height:0;aspect-ratio:auto}
.scenario-group--animation .scenario-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.scenario-group--animation .scenario-card{grid-column:auto}
.scenario-group--animation .scenario-media{aspect-ratio:16/9}
.scenario-group--commercial .scenario-grid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch}
.scenario-group--commercial .scenario-card{display:flex;flex-direction:column;grid-column:auto}
.scenario-group--commercial .scenario-card .scenario-media{width:100%;flex:1;min-height:0;aspect-ratio:16/9}
.scenario-card h4{min-height:28px;margin:0 0 9px;color:#20314a;font-size:14px;font-weight:700;line-height:1.45}
.scenario-media{
  position:relative;isolation:isolate;aspect-ratio:9/16;overflow:hidden;
  border:1px solid rgba(255,255,255,.75);border-radius:10px;
  background:linear-gradient(145deg,#dfe8f5,#cbd6e6 48%,#edf0f5);
}
.scenario-card--wide .scenario-media,.scenario-card--full .scenario-media,.scenario-card--half .scenario-media{aspect-ratio:16/9}
.scenario-media:after{position:absolute;z-index:1;inset:0;content:"";pointer-events:none;background:linear-gradient(180deg,rgba(11,20,37,.02) 45%,rgba(11,20,37,.24))}
.scenario-cover{position:absolute;z-index:0;inset:0;width:100%;height:100%;object-fit:cover}
.scenario-video{position:absolute;z-index:0;inset:0;display:none;width:100%;height:100%;object-fit:cover;background:#101827}
.scenario-card.has-video .scenario-video{display:block}
.scenario-card.has-video .scenario-cover{display:none}
.scenario-play{
  position:absolute;z-index:2;top:50%;left:50%;width:56px;height:56px;display:grid;place-items:center;padding:0;
  transform:translate(-50%,-50%);border:0;border-radius:50%;color:#fff;background:rgba(18,25,37,.75);
  box-shadow:0 8px 24px rgba(0,0,0,.18);transition:transform .18s,background .18s,opacity .18s;
}
.scenario-play:not(:disabled){cursor:pointer}
.scenario-play:not(:disabled):hover{transform:translate(-50%,-50%) scale(1.06);background:rgba(18,25,37,.9)}
.scenario-play:disabled{opacity:.82}
.scenario-play svg{width:21px;height:21px;fill:currentColor}
.scenario-play .pause-icon{display:none}
.scenario-card.is-playing .scenario-play .play-icon{display:none}
.scenario-card.is-playing .scenario-play .pause-icon{display:block}
.scenario-duration{
  position:absolute;z-index:2;right:8px;bottom:8px;padding:4px 7px;border-radius:6px;
  color:#fff;background:rgba(13,18,27,.78);font-size:10px;font-variant-numeric:tabular-nums;
}
.scenario-duration[hidden]{display:none}
.scenario-hint{
  position:absolute;z-index:3;left:8px;right:8px;bottom:8px;padding:7px 9px;border-radius:8px;
  color:#eaf1fb;background:rgba(13,18,27,.82);font-size:9.5px;line-height:1.5;text-align:left;
}
.scenario-hint[hidden]{display:none}

/* ---------- 生产流程（7 步） ---------- */
.flow-section{background:#fff}
.production-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.production-step{position:relative;min-height:0;padding:15px 13px;border:1px solid #e5eaf2;border-radius:13px;background:#fff;transition:border-color .2s,box-shadow .2s}
.production-step:hover{border-color:#c3d4f2;box-shadow:var(--shadow-sm)}
.step-count{color:#8da0bb;font-size:10px;font-weight:700;letter-spacing:.1em}
.step-shot{position:relative;display:grid;place-items:center;aspect-ratio:16/10;margin:10px 0 12px;overflow:hidden;border:1px dashed #b8c9e2;border-radius:9px;background:linear-gradient(135deg,#f1f5fb,#e9eff8)}
.step-shot .step-screenshot{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .18s ease}
.step-shot.has-image{border-style:solid;border-color:#dbe4f0}
.step-shot.has-image .step-screenshot{opacity:1}
.step-shot.has-image .step-shot-placeholder{display:none}
.step-shot-placeholder{display:grid;justify-items:center;gap:5px;color:#71839b;text-align:center;padding:8px}
.step-shot-placeholder svg{width:25px;height:25px;fill:none;stroke:#7890ad;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.step-shot-placeholder span{font-size:10px;font-weight:700}
.step-shot-placeholder code{color:#91a0b4;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:8px}
.production-step h3{margin:0 0 5px;font-size:15px}
.production-step p{margin:0;color:#74839a;font-size:12px;line-height:1.6}
.workflow-footnote{margin:17px 0 0;color:#8190a5;font-size:11px;text-align:center}

/* ---------- 能力卡（capability） ---------- */
.capability-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.capability-card{min-height:196px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm)}
.capability-icon{width:39px;height:39px;display:grid;place-items:center;border-radius:11px;color:#3768e9;background:#edf3ff;font-size:17px;font-weight:700}
.capability-card h3{margin:16px 0 7px;font-size:15px}
.capability-card p{margin:0;color:#718096;font-size:12px;line-height:1.75}

/* ---------- 服务客户（audience） ---------- */
.audience-section{background:#edf2f8}
.audience-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.audience-card{min-height:220px;padding:23px;overflow:hidden;border:1px solid #dfe6f0;border-radius:var(--radius);background:#fff}
.audience-card.featured{border-color:#a9bdf7;box-shadow:var(--shadow-md)}
.audience-tag{display:inline-block;padding:4px 8px;border-radius:6px;color:#3768e9;background:#edf3ff;font-size:10px;font-weight:750}
.audience-card h3{margin:13px 0 6px;font-size:17px}
.audience-card p{margin:0;color:#6e7d92;font-size:12px;line-height:1.75}
.audience-buy{margin-top:13px;padding-top:12px;border-top:1px solid #edf0f5;color:var(--ink-soft);font-size:11px;font-weight:650}

/* ---------- 部署方式 ---------- */
.deploy-section{color:#edf3fc;background:linear-gradient(125deg,#0c1729,#111f35)}
.deploy-section .section-heading h2{color:#f2f6fc}
.deploy-section .section-heading p{color:#a9b8ce}
.deploy-section .section-kicker{color:#8eabf8}
.deploy-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.deploy-card{min-height:220px;padding:23px;border:1px solid rgba(191,209,238,.16);border-radius:var(--radius);background:rgba(255,255,255,.045)}
.deploy-no{color:#8eabf8;font-size:11px;font-weight:750;letter-spacing:.1em}
.deploy-card h3{margin:12px 0 7px;color:#eff5ff;font-size:17px}
.deploy-card p{margin:0;color:#aab9ce;font-size:12px;line-height:1.8}
.deploy-card ul{margin:12px 0 0;padding-left:17px;color:#c8d5e7;font-size:11px;line-height:1.9}
.deploy-note{max-width:860px;margin:22px auto 0;color:#8fa1ba;font-size:11px;text-align:center}
.spec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:26px}
.spec-item{padding:16px 18px;border:1px solid rgba(191,209,238,.16);border-radius:12px;background:rgba(255,255,255,.03)}
.spec-item dt{color:#8eabf8;font-size:10px;font-weight:750;letter-spacing:.1em}
.spec-item dd{margin:8px 0 0;color:#cfdcee;font-size:12px;line-height:1.75}

/* ---------- 授权方案（pricing） ---------- */
.pricing-section{background:#f5f7fb}
.pricing-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch;gap:13px}
.price-card{position:relative;display:flex;flex-direction:column;min-width:0;padding:22px 19px;border:1px solid #dfe6ef;border-radius:15px;background:#fff}
.price-card.recommended{border:1px solid #6689f3;box-shadow:0 16px 40px rgba(65,111,244,.12)}
.recommended-label{position:absolute;top:-12px;right:17px;padding:4px 9px;border-radius:20px;color:#fff;background:var(--blue);font-size:9px;font-weight:750;letter-spacing:.05em}
.price-tier{color:#62738a;font-size:11px;font-weight:700}
.price-card h3{min-height:48px;margin:7px 0 0;color:#172840;font-size:17px;line-height:1.4}
.price-audience{min-height:38px;margin:5px 0 13px;color:#8391a5;font-size:11px}
.price{display:flex;align-items:baseline;gap:3px;color:#172840;white-space:nowrap}
.price span{font-size:13px;font-weight:650}
.price strong{font-size:29px;line-height:1.15;letter-spacing:-.04em}
.price small{margin-left:2px;color:#74839a;font-size:10px}
.price-period{min-height:21px;margin-top:5px;color:#75849a;font-size:10px}
.price-divider{height:1px;margin:15px 0 12px;background:#e9edf3}
.price-list{display:grid;gap:8px;margin:0 0 20px;padding:0;list-style:none;color:#4d5e75;font-size:11px;line-height:1.55}
.price-list li{position:relative;padding-left:16px}
.price-list li:before{content:"✓";position:absolute;left:0;color:#4c77eb;font-size:11px;font-weight:800}
.price-card .button{width:100%;min-height:40px;margin-top:auto;padding:0 10px;font-size:12px}
.pricing-notes{display:grid;gap:5px;margin:18px 0 0;color:#78879c;font-size:11px}
.pricing-notes p{margin:0}

/* ---------- 交付流程 ---------- */
.delivery-section{background:#fff}
.delivery-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.delivery-step{padding:18px 15px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe}
.delivery-step span{color:#6c8af0;font-size:10px;font-weight:800;letter-spacing:.08em}
.delivery-step h3{margin:9px 0 5px;font-size:14px}
.delivery-step p{margin:0;color:#76859a;font-size:11px;line-height:1.65}

/* ---------- FAQ ---------- */
.faq-section{background:#f5f7fb}
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}
.faq-item{padding:17px 19px;border:1px solid var(--line);border-radius:11px;background:#fff}
.faq-item summary{position:relative;padding-right:26px;color:#273a55;cursor:pointer;font-size:13px;font-weight:700;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";position:absolute;top:-3px;right:0;color:#70839f;font-size:20px;font-weight:400}
.faq-item[open] summary:after{content:"−"}
.faq-item p{margin:10px 0 0;color:#718096;font-size:12px;line-height:1.8}

/* ---------- 结尾 CTA ---------- */
.final-cta{padding:60px 0;color:#eff5ff;background:linear-gradient(110deg,#172d50,#213e6a)}
.final-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
.final-cta h2{margin:0 0 6px;font-size:clamp(23px,3vw,32px);line-height:1.3}
.final-cta p{margin:0;color:#bdcde4;font-size:13px}
.final-cta .button{flex:0 0 auto;color:#13213b;background:#c3d9ff}
.final-cta .button:hover{background:#d7e6ff}

/* ---------- 页脚 ---------- */
.site-footer{padding:25px 0 38px;background:var(--navy);color:#8798b2;font-size:11px}
.footer-inner{display:flex;align-items:flex-start;justify-content:space-between;gap:26px}
.footer-brand{color:#e4ecf8;font-size:14px;font-weight:750}
.footer-links{display:flex;flex-wrap:wrap;gap:16px;margin-top:10px}
.footer-links a{color:#a9b8ce;transition:color .18s}
.footer-links a:hover{color:#dbe6f7}
.footer-note{max-width:560px;text-align:right;line-height:1.8}
.footer-legal{margin-top:8px;color:#a4b2c7;font-size:10px;line-height:1.8}

/* ---------- 移动端底部操作条 ---------- */
.mobile-dock{display:none}

/* ---------- 咨询弹窗 ---------- */
.qr-modal{position:fixed;z-index:100;inset:0;display:grid;place-items:center;padding:20px;background:rgba(4,10,20,.72);backdrop-filter:blur(9px)}
.qr-modal[hidden]{display:none}
.modal-card{position:relative;width:min(100%,410px);padding:30px;border:1px solid #dce5f2;border-radius:20px;background:#fff;text-align:center;box-shadow:0 30px 100px rgba(0,0,0,.3)}
.modal-close{position:absolute;top:12px;right:12px;width:34px;height:34px;border:1px solid #e0e6ef;border-radius:50%;color:#596a81;background:#f8fafd;font-size:22px;line-height:1;cursor:pointer}
.modal-kicker{margin:0 0 5px;color:var(--blue);font-size:10px;font-weight:750;letter-spacing:.16em}
.modal-card h2{margin:0;color:#162840;font-size:23px}
.modal-intro{max-width:320px;margin:8px auto 18px;color:#687990;font-size:12px;line-height:1.7}
.qr-frame{width:190px;aspect-ratio:1;margin:0 auto 15px;padding:7px;border:1px solid #e2e8f0;border-radius:13px;background:#fff}
.qr-frame img{width:100%;height:100%;object-fit:contain;border-radius:7px}
.consult-checklist{margin:0;padding:12px 14px;border-radius:10px;color:#4f6078;background:#f4f7fb;text-align:left;font-size:11px;line-height:1.8}
.consult-checklist strong{color:#293d59}
.modal-contact{margin-top:12px;color:#687990;font-size:11px;line-height:1.8}
.modal-contact b{color:#293d59}

/* ---------- 弹窗内会员中心入口 ---------- */
.modal-member{margin-top:16px;padding-top:16px;border-top:1px solid #e6ecf4}
.modal-member p{margin:9px 0 0;color:#8798b2;font-size:11px;text-align:center}

/* ---------- 导航栏登录入口 ---------- */
.header-login{
  display:inline-flex;align-items:center;gap:6px;min-height:42px;padding:0 15px;font-size:13px;
}
.header-login svg{flex:0 0 auto;opacity:.85}
.header-login.is-logged .avatar-mini{
  width:22px;height:22px;border-radius:50%;display:grid;place-items:center;
  color:#fff;background:linear-gradient(135deg,#416ff4,#5ce0c1);font-size:11px;font-weight:800;margin-left:-2px;
}

/* ---------- 子页面 ---------- */
.page-hero{padding:64px 0 52px;color:#f4f7ff;background:linear-gradient(115deg,#091323,#12203a 60%,#101a30);position:relative;isolation:isolate}
.page-hero h1{margin:14px 0 12px;font-size:clamp(30px,4vw,46px);line-height:1.22;letter-spacing:-.04em}
.page-hero p{max-width:720px;margin:0;color:#bdc9dc;font-size:15px}
.breadcrumb{color:#8798b2;font-size:11px;letter-spacing:.06em}
.breadcrumb a:hover{color:#dbe6f7}
.prose{max-width:820px;margin:0 auto;color:#4d5e75;font-size:14px;line-height:1.95}
.prose h2{margin:34px 0 12px;color:#172840;font-size:22px}
.prose h3{margin:24px 0 8px;color:#1e304a;font-size:16px}
.prose p{margin:0 0 14px}
.prose ul{margin:0 0 16px;padding-left:20px;line-height:2}
.prose li{margin-bottom:4px}
.prose strong{color:#26374f}
.prose code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;color:#3f5680;background:#f1f5fb;padding:1px 5px;border-radius:5px}

/* 404 */
.error-page{display:grid;place-items:center;min-height:100dvh;padding:40px 0;text-align:center}
.error-code{color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.2em}
.error-page h1{margin:12px 0 10px;font-size:clamp(28px,4vw,40px);letter-spacing:-.03em}
.error-page p{margin:0 auto 24px;max-width:520px;color:var(--muted);font-size:14px}

/* ---------- 滚动进场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px)}
.reveal.is-visible{opacity:1;transform:none;transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1)}

/* ---------- 响应式：≤1000px ---------- */
@media(max-width:1000px){
  .main-nav{display:none}
  .nav-toggle{display:grid}
  .hero{padding:75px 0}
  .hero-grid{grid-template-columns:minmax(0,1fr) minmax(340px,.9fr);gap:36px}
  .why-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .why-card{grid-column:auto}
  .pricing-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .price-card{min-height:370px;padding:23px}
  .capability-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .production-flow{grid-template-columns:repeat(3,minmax(0,1fr))}
  .scenario-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .scenario-card--wide,.scenario-card--half{grid-column:span 2}
  .scenario-card--full{grid-column:2 / span 2}
  .scenario-group--short-drama .scenario-grid{align-items:start}
  .scenario-group--short-drama .scenario-card:not(.scenario-card--wide){display:block}
  .scenario-group--short-drama .scenario-card:not(.scenario-card--wide) .scenario-media{flex:initial;min-height:auto;aspect-ratio:9/16}
  .spec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* ---------- 响应式：≤760px ---------- */
@media(max-width:760px){
  .wrap{width:min(var(--max),calc(100% - 36px))}
  .header-inner{min-height:66px;gap:12px}
  .brand-word{font-size:19px}
  .header-cta{min-height:39px;padding:0 12px;font-size:12px}
  /* 移动端：导航栏只留图标型登录按钮，节省宽度 */
  .header-login{min-height:39px;padding:0 11px}
  .header-login [data-member-label]{display:none}
  .header-login svg{width:17px;height:17px}
  .hero{padding:58px 0 65px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-copy{font-size:14px}
  .hero h1{max-width:570px;font-size:clamp(37px,9vw,54px)}
  .flow-window{max-width:560px}
  .proof-items{grid-template-columns:repeat(2,1fr);gap:14px 0;padding:18px 0}
  .proof-item{justify-content:flex-start;padding-left:10px;font-size:11px}
  .proof-item:nth-child(3){border-left:0}
  .content-section{padding:68px 0}
  .section-heading{margin-bottom:30px}
  .section-heading p{font-size:13px}
  .audience-grid,.deploy-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .scenario-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .scenario-card--wide,.scenario-card--full,.scenario-card--half{grid-column:span 2}
  .scenario-group--animation .scenario-grid{grid-template-columns:1fr}
  .scenario-group--commercial .scenario-grid{grid-template-columns:1fr;align-items:start}
  .production-flow{gap:9px}
  .delivery-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .faq-grid{grid-template-columns:1fr}
  .final-cta-inner{align-items:flex-start;flex-direction:column}
  .footer-inner{align-items:flex-start;flex-direction:column}
  .footer-note{text-align:left}
  .mobile-dock{
    position:fixed;z-index:40;right:0;bottom:0;left:0;display:grid;grid-template-columns:.82fr .9fr 1.25fr;gap:6px;
    padding:10px max(18px,env(safe-area-inset-left)) calc(10px + env(safe-area-inset-bottom));
    border-top:1px solid rgba(222,230,241,.85);background:rgba(255,255,255,.95);backdrop-filter:blur(16px);
  }
  .mobile-dock .button{min-height:44px;padding:0 8px;font-size:11px;white-space:nowrap}
  .site-footer{padding-bottom:calc(84px + env(safe-area-inset-bottom))}
}

/* ---------- 响应式：≤520px ---------- */
@media(max-width:520px){
  .wrap{width:min(var(--max),calc(100% - 30px))}
  .hero{padding:48px 0 58px}
  .hero-grid{gap:34px}
  .eyebrow{font-size:10px}
  .hero h1{margin-top:16px;font-size:clamp(35px,10vw,46px)}
  .hero-actions{gap:9px;margin-top:23px}
  .hero-actions .button{flex:1 1 155px;padding:0 12px;font-size:12px}
  .flow-window{padding:15px;border-radius:16px}
  .workflow-steps{gap:6px;grid-template-columns:repeat(3,minmax(0,1fr))}
  .workflow-step{min-height:58px;padding:8px}
  .workflow-step strong{font-size:10px}
  .workflow-bottom{padding:10px}
  .proof-item{gap:7px;padding-left:2px;font-size:10px}
  .proof-check{width:19px;height:19px;flex:0 0 19px;font-size:10px}
  .content-section{padding:57px 0}
  .section-heading h2{font-size:27px}
  .section-heading p{font-size:12px}
  .audience-grid,.deploy-grid,.spec-grid{grid-template-columns:1fr;gap:10px}
  .scenario-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
  .scenario-card--wide,.scenario-card--full,.scenario-card--half{grid-column:span 2}
  .scenario-card{padding:8px}
  .scenario-card h4{font-size:12px}
  .scenario-group--commercial .scenario-grid{grid-template-columns:1fr}
  .scenario-group+.scenario-group{margin-top:30px}
  .scenario-group-heading{align-items:flex-start;flex-direction:column;gap:5px}
  .scenario-group-title{font-size:20px}
  .scenario-group-description{text-align:left}
  .why-grid{grid-template-columns:1fr;gap:10px}
  .why-card{min-height:0;padding:19px}
  .production-flow{grid-template-columns:1fr}
  .production-step{padding:15px}
  .capability-grid{grid-template-columns:1fr 1fr;gap:9px}
  .capability-card{min-height:190px;padding:16px 14px}
  .capability-card h3{margin-top:12px;font-size:13px}
  .capability-card p{font-size:11px}
  .audience-card,.deploy-card{min-height:auto}
  .pricing-grid{grid-template-columns:1fr;gap:14px}
  .price-card{min-height:auto;padding:22px}
  .price-card h3,.price-audience{min-height:0}
  .price-card .button{margin-top:22px}
  .delivery-grid{grid-template-columns:1fr 1fr}
  .delivery-step{padding:15px 12px}
  .final-cta{padding:47px 0}
  .modal-card{padding:27px 20px 21px}
  .model-metrics{grid-template-columns:1fr}
}

@media(max-width:360px){
  .delivery-grid{grid-template-columns:1fr}
}

/* ---------- 降低动效偏好 ---------- */
@media(prefers-reduced-motion:reduce){
  *,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- 全局返回顶部按钮 ---------- */
#backTopBtn{
  position:fixed;right:22px;bottom:26px;z-index:80;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;
  width:52px;height:52px;border:1px solid rgba(255,255,255,.28);border-radius:16px;
  color:#fff;background:linear-gradient(135deg,var(--blue),var(--blue-deep));
  box-shadow:0 14px 34px rgba(46,88,213,.35);cursor:pointer;
  font-family:inherit;opacity:0;visibility:hidden;transform:translateY(14px);
  transition:opacity .25s,transform .25s,visibility .25s,box-shadow .2s;
}
#backTopBtn span{font-size:19px;line-height:1;font-weight:700}
#backTopBtn em{font-style:normal;font-size:10.5px;font-weight:650;letter-spacing:.12em}
#backTopBtn.show{opacity:1;visibility:visible;transform:translateY(0)}
#backTopBtn:hover{box-shadow:0 18px 42px rgba(46,88,213,.5);transform:translateY(-2px)}
@media(max-width:720px){
  #backTopBtn{right:14px;bottom:88px;width:46px;height:46px;border-radius:13px}
}