/* ============================================================
   海派AI建站 · 内页通用样式 pages.css
============================================================ */

/* ================= 内页 Hero ================= */
.page-hero{position:relative;overflow:hidden;text-align:center;padding:calc(var(--nav-h) + clamp(64px,9vw,110px)) 0 clamp(56px,7vw,88px);background:#fff}
.page-hero .orb{opacity:.38}
.ph-orb-1{width:420px;height:420px;background:rgba(47,107,255,.26);top:-18%;left:8%}
.ph-orb-2{width:380px;height:380px;background:rgba(138,77,255,.22);top:-6%;right:4%}
.ph-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,0,0,.032) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.032) 1px,transparent 1px);background-size:72px 72px;-webkit-mask-image:radial-gradient(ellipse 70% 62% at 50% 30%,#000 28%,transparent 76%);mask-image:radial-gradient(ellipse 70% 62% at 50% 30%,#000 28%,transparent 76%)}
.page-hero .inner{position:relative;z-index:2}
.crumb{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.crumb a:hover{color:var(--blue)}
.crumb .bi{font-size:12px}
.page-hero h1{font-size:clamp(38px,6.4vw,76px);letter-spacing:-.02em;line-height:1.12;max-width:960px;margin:0 auto}
.page-hero .ph-sub{margin:24px auto 0;max-width:640px;font-size:clamp(16px,1.9vw,19px);line-height:1.7;color:var(--text-2)}
.page-hero .hero-actions{margin-top:38px}

/* ================= 图文交错模块 ================= */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,90px);align-items:center}
.split + .split{margin-top:clamp(72px,9vw,120px)}
.split.rev .split-media{order:2}
.split-body .block-title{font-size:clamp(27px,3.6vw,44px)}
.split-body>p{margin-top:20px;font-size:16.5px;line-height:1.85;color:var(--text-2)}
.checks{margin-top:28px;display:grid;gap:14px}
.checks li{display:flex;gap:11px;font-size:15.5px;line-height:1.65}
.checks .bi{color:var(--teal);font-size:19px;margin-top:2px;flex:none}
.split-media{position:relative}
.art{position:relative;aspect-ratio:4/3;border-radius:28px;background:var(--grad-soft);border:1px solid var(--line);overflow:hidden;box-shadow:var(--shadow-card)}
.art::before{content:"";position:absolute;width:280px;height:280px;border-radius:50%;filter:blur(70px);background:rgba(122,176,255,.35);top:-80px;right:-60px}

/* art-1：AI 对话生成 */
.art-prompt{position:absolute;left:8%;top:12%;width:70%;background:#fff;border-radius:16px;padding:18px 20px;box-shadow:0 18px 46px rgba(20,20,70,.14)}
.art-prompt .t{font-size:13.5px;font-weight:600;color:var(--text)}
.art-prompt .p{margin-top:7px;font-size:13px;color:var(--text-3);line-height:1.6}
.art-prompt .go{margin-top:14px;display:inline-flex;align-items:center;gap:7px;background:var(--grad);color:#fff;font-size:12.5px;font-weight:600;padding:8px 16px;border-radius:999px}
.art-wire{position:absolute;right:7%;bottom:9%;width:56%;background:var(--dark-2);border-radius:16px;padding:16px;box-shadow:0 22px 56px rgba(20,20,70,.22)}
.art-wire i{display:block;border-radius:6px}
.art-wire .w1{height:10px;width:52%;background:linear-gradient(90deg,#7ab0ff,#b28aff)}
.art-wire .w2{height:10px;width:34%;background:rgba(255,255,255,.4);margin-top:9px}
.art-wire .w3{height:44px;width:100%;background:rgba(255,255,255,.1);margin-top:14px}
.art-wire .w4{height:10px;width:70%;background:rgba(255,255,255,.18);margin-top:10px}

/* art-2：多端响应式（真实设备截图） */
.art-devices{position:absolute;inset:0;display:flex;align-items:flex-end;justify-content:center;gap:20px;padding:0 10% 9%}
.device{border-radius:10px;box-shadow:0 22px 56px rgba(20,20,70,.28);overflow:hidden;background:#fff}
.device i{display:block;width:100%;height:100%;background-size:cover;background-position:top center}
.d-desktop{width:62%;aspect-ratio:700/583}
.d-desktop i{background-image:url(../images/pc.webp)}
.d-tablet{width:24%;aspect-ratio:700/1225}
.d-tablet i{background-image:url(../images/pad.webp)}
.d-phone{width:15%;aspect-ratio:700/1515}
.d-phone i{background-image:url(../images/mobile.webp)}
.art-badge{position:absolute;left:9%;bottom:14%;background:#fff;border-radius:999px;padding:9px 16px;font-size:12.5px;font-weight:700;color:var(--blue);box-shadow:0 14px 34px rgba(20,20,70,.16)}

/* art-3：多语种出海 */
.art-globe{position:absolute;inset:0;display:grid;place-items:center}
.globe-ring{width:62%;aspect-ratio:1;border-radius:50%;border:1.5px dashed rgba(47,107,255,.35);position:relative;animation:rot 26s linear infinite}
.globe-ring::before{content:"";position:absolute;inset:12%;border-radius:50%;border:1.5px solid rgba(138,77,255,.3)}
.globe-core{position:absolute;inset:26%;border-radius:50%;background:var(--grad);opacity:.16;filter:blur(6px)}
@keyframes rot{to{transform:rotate(360deg)}}
.globe-dot{position:absolute;width:13px;height:13px;border-radius:50%;background:var(--grad);box-shadow:0 0 0 5px rgba(47,107,255,.14)}
.gd-1{top:-7px;left:calc(50% - 7px)}
.gd-2{bottom:12%;left:-4px}
.gd-3{top:24%;right:-6px}
.lang-chip{position:absolute;background:#fff;border-radius:999px;padding:8px 15px;font-size:12.5px;font-weight:700;color:var(--text);box-shadow:0 12px 30px rgba(20,20,70,.16)}
.lc-1{top:14%;left:9%}.lc-2{top:22%;right:8%}.lc-3{bottom:16%;left:14%}.lc-4{bottom:8%;right:12%}
.lang-chip b{color:var(--blue)}

/* ================= 平台能力网格 ================= */
.plat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.plat-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 22px;text-align:center;transition:transform .45s var(--ease),box-shadow .45s var(--ease)}
.plat-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-card-hover)}
.plat-item .ic{margin:0 auto 16px}
.plat-item h3{font-size:15.5px}
.plat-item p{margin-top:7px;font-size:13px;line-height:1.65;color:var(--text-2)}

/* ================= 服务套餐 ================= */
.packs{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.pack{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px 32px;transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.pack:hover{transform:translateY(-6px);box-shadow:var(--shadow-card-hover)}
.pack.featured{border:2px solid transparent;background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;box-shadow:0 26px 70px rgba(63,94,251,.16)}
.pack-flag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:12px;font-weight:700;letter-spacing:.08em;padding:6px 16px;border-radius:999px}
.pack h3{font-size:20px}
.pack .pack-for{margin-top:8px;font-size:13.5px;color:var(--text-3)}
.pack .price{margin:22px 0 4px;font-size:34px;font-weight:700;letter-spacing:-.02em}
.pack .price small{font-size:14px;font-weight:500;color:var(--text-3);letter-spacing:0}
.pack ul{margin:22px 0 30px;display:grid;gap:12px;flex:1}
.pack ul li{display:flex;gap:10px;font-size:14.5px;line-height:1.6;color:var(--text-2)}
.pack ul .bi{color:var(--teal);margin-top:3px;flex:none}
.pack .btn{width:100%}

/* ================= 双卡对比（AI SEO / GEO） ================= */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.duo-card{border-radius:var(--radius);padding:clamp(32px,4vw,46px);position:relative;overflow:hidden}
.duo-light{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.duo-dark{background:var(--dark);color:var(--d-text)}
.duo-dark::before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(138,77,255,.30),transparent 65%);top:-140px;right:-100px}
.duo-card .ic{margin-bottom:22px}
.duo-dark .ic{background:rgba(122,176,255,.14);color:#7ab0ff}
.duo-card h3{font-size:23px}
.duo-card>p{margin-top:14px;font-size:15px;line-height:1.8;color:var(--text-2)}
.duo-dark>p{color:var(--d-text-2)}
.duo-list{margin-top:24px;display:grid;gap:12px;position:relative;z-index:1}
.duo-list li{display:flex;gap:10px;font-size:14.5px;line-height:1.65}
.duo-list .bi{color:var(--blue);margin-top:3px;flex:none}
.duo-dark .duo-list .bi{color:#7ab0ff}

/* ================= 服务内容清单 ================= */
.works-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.work-item{display:flex;gap:20px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;transition:transform .45s var(--ease),box-shadow .45s var(--ease)}
.work-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-card-hover)}
.work-item .ic-sm{background:var(--grad-soft);color:var(--blue)}
.work-item h3{font-size:17px}
.work-item p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--text-2)}

/* ================= 成效指标条（浅色版复用 .cmp） ================= */
.metric-note{text-align:center;margin-top:26px;font-size:13px;color:var(--text-3)}

/* ================= 行业方案页 ================= */
.ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ind-solution{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 30px;transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.ind-solution:hover{transform:translateY(-6px);box-shadow:var(--shadow-card-hover)}
.ind-solution h3{font-size:18.5px;margin:20px 0 10px}
.ind-solution>p{font-size:14px;line-height:1.75;color:var(--text-2)}
.ind-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.ind-tags span{font-size:12px;font-weight:600;color:var(--text-2);background:var(--bg-alt);border:1px solid var(--line);padding:5px 12px;border-radius:999px}
.ind-solution .link-arrow{margin-top:auto;padding-top:22px;font-size:13.5px}

/* ================= 价值观卡片 ================= */
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.value-card{text-align:center;padding:clamp(32px,4vw,44px) 30px}
.value-card .ic{margin:0 auto 20px}
.value-card h3{font-size:19px}
.value-card p{margin-top:12px;font-size:14.5px;line-height:1.8;color:var(--text-2)}

/* ================= 发展历程 ================= */
.timeline{max-width:760px;margin:0 auto;position:relative}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--blue),var(--violet),var(--teal));opacity:.3}
.tl-item{position:relative;padding:0 0 40px 44px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;background:var(--grad);box-shadow:0 0 0 5px rgba(47,107,255,.12)}
.tl-year{font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--blue)}
.tl-item h3{font-size:18.5px;margin:8px 0 8px}
.tl-item p{font-size:14.5px;line-height:1.75;color:var(--text-2)}

/* ================= 关于页简介 ================= */
.intro{display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(40px,6vw,80px);align-items:center}
.intro-text .block-title{font-size:clamp(27px,3.4vw,42px)}
.intro-text p{margin-top:20px;font-size:16px;line-height:1.9;color:var(--text-2)}
.intro-card{position:relative;border-radius:28px;background:var(--dark);color:var(--d-text);padding:clamp(34px,4vw,52px);overflow:hidden}
/* 极光流动层（与 CTA 同款，尺寸适配小卡片） */
.intro-card::before{content:"";position:absolute;inset:-45%;z-index:0;pointer-events:none;filter:blur(56px);will-change:transform;background:
  radial-gradient(38% 42% at 28% 32%,rgba(47,107,255,.46),transparent 62%),
  radial-gradient(34% 38% at 72% 58%,rgba(138,77,255,.42),transparent 62%),
  radial-gradient(30% 34% at 54% 20%,rgba(0,200,180,.34),transparent 62%);
  animation:ctaFlow 7s ease-in-out infinite alternate}
.intro-card::after{content:"";position:absolute;width:280px;height:280px;border-radius:50%;background:rgba(0,200,180,.16);filter:blur(80px);pointer-events:none;bottom:-150px;right:-90px;z-index:0;will-change:transform,opacity;animation:ctaGlow 5s ease-in-out infinite alternate}
.intro-card>*{position:relative;z-index:1}
@media (prefers-reduced-motion:reduce){
  .intro-card::before,.intro-card::after{animation:none}
}
@media (max-width:640px){
  .intro-card::before{filter:blur(40px)}
}
.intro-card .ic{background:rgba(122,176,255,.14);color:#7ab0ff;margin-bottom:24px}
.intro-card h3{color:#fff;font-size:21px}
.intro-card p{margin-top:14px;font-size:14.5px;line-height:1.85;color:var(--d-text-2);position:relative;z-index:1}
.intro-quote{margin-top:26px;padding-top:22px;border-top:1px solid var(--line-dark);font-size:14px;color:var(--d-text-2)}
.intro-quote b{display:block;color:#fff;font-size:15px;margin-bottom:6px}

/* ================= 内页响应式 ================= */
@media (max-width:1080px){
  .plat-grid{grid-template-columns:repeat(2,1fr)}
  .packs{grid-template-columns:1fr;max-width:520px;margin-inline:auto}
}
@media (max-width:960px){
  .split{grid-template-columns:1fr}
  .split.rev .split-media{order:0}
  .duo{grid-template-columns:1fr}
  .works-grid{grid-template-columns:1fr}
  .ind-grid{grid-template-columns:repeat(2,1fr)}
  .values-grid{grid-template-columns:1fr;max-width:520px;margin-inline:auto}
  .intro{grid-template-columns:1fr}
}
@media (max-width:640px){
  .page-hero .hero-actions .btn{width:100%;max-width:340px}
  .plat-grid{grid-template-columns:1fr 1fr;gap:14px}
  .plat-item{padding:20px 14px}
  .plat-item p{display:none}
  .ind-grid{grid-template-columns:1fr}
  .work-item{flex-direction:column;gap:14px}
}