/*
 * 样式：JetPrint 首页（home.php）。
 * 以 embroidery.css 的设计 token 为基底（珊瑚色 #e8503f/#FF8A7F、Satoshi、发丝线、.reveal 动效），
 * 版式部分取自已获批的重设计稿 preview_home_v2.html；新增的「步骤区」「FAQ 区」样式
 * 直接沿用 embroidery.css 对应规则，保证跨页设计语言一致。
 */
:root{
  --ink:#1c1917; --ink-soft:#57534e; --paper:#fafaf9; --paper-raise:#f5f5f4;
  --coral:#FF8A7F; --coral-deep:#e8503f; --coral-tint:#fff1ef;
  --hairline:#e7e5e4; --radius:16px; --radius-tight:10px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Satoshi',ui-sans-serif,system-ui,-apple-system,sans-serif;background:var(--paper);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1280px;margin:0 auto;padding:0 32px}
h2{font-size:clamp(28px,3.2vw,40px);font-weight:900;letter-spacing:-.028em;line-height:1.15}

/* 导航 */
nav{position:sticky;top:0;z-index:50;background:rgba(250,250,249,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--hairline)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav-links{display:flex;gap:36px;font-weight:500;font-size:15px;color:var(--ink-soft)}
.nav-links a:hover{color:var(--ink)}
.nav-links a.current{color:var(--coral-deep)}
.logo img{height:30px;width:auto}

/* 按钮 */
.btn{display:inline-block;font-weight:700;font-size:16px;padding:14px 30px;border-radius:var(--radius-tight);transition:transform .2s cubic-bezier(.16,1,.3,1),box-shadow .2s,background .2s;white-space:nowrap}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--coral-deep);color:#fff;box-shadow:0 8px 24px rgba(232,80,63,.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(232,80,63,.35)}
.btn-ghost{color:var(--ink);border:1.5px solid var(--hairline);background:transparent}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn-sm{padding:10px 22px;font-size:14.5px}

/* Hero */
.hero{padding:64px 0 56px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
h1{font-size:clamp(38px,4.8vw,60px);font-weight:900;letter-spacing:-.035em;line-height:1.08}
h1 .tint{color:var(--coral-deep)}
.hero-sub{font-size:18px;color:var(--ink-soft);max-width:42ch;margin:22px 0 32px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero-visual{position:relative;background-color:var(--paper-raise);border-radius:var(--radius);min-height:280px}
.hero-visual img{border-radius:var(--radius);box-shadow:24px 32px 80px rgba(232,80,63,.16);transform:rotate(1deg)}
.hero-chip{position:absolute;left:-18px;bottom:24px;background:#fff;border:1px solid var(--hairline);border-radius:var(--radius-tight);padding:14px 20px;box-shadow:0 16px 40px rgba(28,25,23,.10);transform:rotate(-1deg)}
.hero-chip strong{display:block;font-size:15px}
.hero-chip span{font-size:13.5px;color:var(--ink-soft)}

/* 合作平台带 */
.integrations{padding:80px 0}
.integrations-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.integrations-link{font-size:15px;font-weight:700;color:var(--coral-deep);white-space:nowrap}
.integrations-link:hover{text-decoration:underline}
.integrations-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.integration-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;background:#fff;border:1px solid var(--hairline);border-radius:16px;padding:44px 24px;transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s}
.integration-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(28,25,23,.08)}
.integration-card img{height:48px;width:48px}
.integration-card span{font-size:15.5px;font-weight:700;letter-spacing:-.01em}

/* 数据带 */
.stats{border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);background:var(--paper-raise)}
.stats-in{display:grid;grid-template-columns:repeat(4,1fr);padding:36px 0}
.stat{text-align:left;padding:0 40px;border-left:1px solid var(--hairline)}
.stat:first-child{border-left:none}
.stat b{display:block;font-size:34px;font-weight:900;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat span{font-size:14.5px;color:var(--ink-soft)}

/* AI 定义横幅 */
.statement{padding:112px 0 96px;max-width:880px;margin:0 auto;text-align:left}
.statement h2{font-size:clamp(30px,3.6vw,46px);font-weight:900;letter-spacing:-.03em;line-height:1.14}
.statement p{font-size:18px;color:var(--ink-soft);max-width:64ch;margin-top:22px}

/* Why 区（特性行） */
.features{padding:0 0 120px}
.features-head{max-width:60ch;margin-bottom:56px}
.features-head p{color:var(--ink-soft);margin-top:18px}
.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px 64px}
.feature-row{display:grid;grid-template-columns:56px 1fr;gap:22px;align-items:start}
.feature-icon{width:56px;height:56px;border-radius:50%;background:var(--coral-tint);color:var(--coral-deep);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.feature-icon svg{width:28px;height:28px}
.feature-row h3{font-size:19px;font-weight:700;letter-spacing:-.01em}
.feature-row p{color:var(--ink-soft);font-size:15.5px;margin-top:6px;max-width:52ch}

/* 产品磁贴（Bento） */
.bento{padding:0 0 120px}
.bento h2{margin-bottom:44px;max-width:60ch}
.bento-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;grid-template-rows:280px 280px;grid-auto-rows:280px;gap:18px}
.cell{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--paper-raise);transition:transform .3s cubic-bezier(.16,1,.3,1)}
.cell:hover{transform:translateY(-4px)}
.cell img{width:100%;height:100%;object-fit:cover}
.cell.tall{grid-row:span 2}
.cell.wide{grid-column:1 / -1}
.cell-label{position:absolute;left:0;right:0;bottom:0;padding:40px 22px 16px;background:linear-gradient(transparent,rgba(28,25,23,.72));color:#fff;font-weight:700;font-size:17px;letter-spacing:-.01em}
.cell-text{background:var(--coral-deep);color:#fff;padding:36px 40px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.cell-text h3{font-size:24px;font-weight:900;letter-spacing:-.015em;line-height:1.25}
.cell-text p{font-size:15.5px;opacity:.92;margin-top:10px;max-width:60ch}
.cell-text .cell-arrow{margin-top:16px;font-size:14px;font-weight:700;opacity:.95}

/* 客户评价 + 运输带 */
.social{padding:0 0 120px}
.social-head{max-width:60ch;margin-bottom:44px}
.social-head p{color:var(--ink-soft);margin-top:14px;font-size:16.5px}
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.quote-card{border:1px solid var(--hairline);border-radius:var(--radius);padding:28px;background:#fff}
.quote-card p{font-size:15.5px;color:var(--ink);line-height:1.55}
.quote-meta{display:flex;align-items:center;gap:12px;margin-top:20px}
.quote-meta img{width:22px;height:16px;border-radius:2px;object-fit:cover}
.quote-meta strong{font-size:14.5px;font-weight:700}
.quote-meta span{font-size:13.5px;color:var(--ink-soft)}
.carriers{margin-top:52px;border-top:1px solid var(--hairline);padding-top:32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.carriers p{font-size:14.5px;color:var(--ink-soft);max-width:48ch}
.carriers img{height:44px;width:auto;max-width:100%;object-fit:contain;opacity:.85}

/* 步骤区（与 embroidery.css 同规则，保证跨页一致） */
.steps{padding:0 0 120px}
.steps h2{text-align:center;margin-bottom:48px}
.steps-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px}
.step{background:var(--paper-raise);border-radius:var(--radius);padding:30px}
.step-num{font-size:15px;font-weight:700;color:var(--coral-deep);background:var(--coral-tint);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center}
.step h3{font-size:19px;font-weight:700;letter-spacing:-.01em;margin-top:18px}
.step p{color:var(--ink-soft);font-size:15.5px;margin-top:8px}

/* FAQ 区（紧凑双栏，与 embroidery.css 同规则） */
.faq{padding:0 0 120px}
.faq h2{margin-bottom:48px;max-width:60ch}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 72px}
.qa{padding:26px 0;border-top:1px solid var(--hairline)}
.qa h3{font-size:17.5px;font-weight:700;letter-spacing:-.01em}
.qa p{color:var(--ink-soft);font-size:15.5px;margin-top:8px}

/* CTA 带 */
.cta-band{background:var(--coral-deep);color:#fff;padding:88px 0;border-radius:calc(var(--radius) + 8px);margin:0 32px 32px}
.cta-in{max-width:760px;margin:0 auto;text-align:center;padding:0 32px}
.cta-in h2{color:#fff}
.cta-in p{opacity:.92;margin:18px 0 34px;font-size:17px}
.btn-invert{background:#fff;color:var(--coral-deep)}
.btn-invert:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(28,25,23,.25)}

/* 页脚 */
footer{border-top:1px solid var(--hairline);padding:56px 0 32px;color:var(--ink-soft);font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
.foot-col strong{display:block;color:var(--ink);font-size:14.5px;margin-bottom:16px}
.foot-col a{display:block;padding:6px 0;color:var(--ink-soft)}
.foot-col a:hover{color:var(--ink)}
.foot-bottom{border-top:1px solid var(--hairline);padding-top:24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.foot-links{display:flex;gap:28px}
.foot-links a:hover{color:var(--ink)}

/* reveal 进场动效（与 embroidery.css 同规则） */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}.btn,.cell{transition:none}html{scroll-behavior:auto}}

/* 移动端 */
@media (max-width:900px){
  .hero-grid,.features-grid,.quote-grid{grid-template-columns:1fr;gap:40px}
  .stats-in{grid-template-columns:1fr 1fr;row-gap:28px}
  .stat{border-left:none;padding:0}
  .bento-grid{grid-template-columns:1fr;grid-template-rows:repeat(6,240px);grid-auto-rows:240px}
  .cell.tall{grid-row:span 1}
  .cell-text{padding:28px 24px}
  .steps-grid{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr;gap:0}
  .cta-band{margin:0 16px 16px}
  .wrap{padding:0 20px}
  .nav-links{display:none}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .integrations{padding:56px 0}
  .integrations-grid{grid-template-columns:1fr 1fr}
  .integration-card{padding:32px 20px}
  .carriers{flex-direction:column;align-items:flex-start}
}