/* =========================================================
   AI智造坊 · 子页样式（products / technology / showcase / about / contact）
   依赖 style.css 的设计 tokens 与组件
   ========================================================= */

/* 导航高亮当前页 */
.nav__links>a.active{color:var(--text)}
.nav__links>a.active::after{width:100%}

/* ---------- 子页 Hero ---------- */
.subhero{position:relative;padding:170px 0 50px;text-align:center}
.subhero .eyebrow{margin-bottom:18px}
.subhero h1{font-size:clamp(2.2rem,5.6vw,4.2rem);font-weight:800;letter-spacing:-.02em;line-height:1.08;margin-bottom:16px}
.subhero p{color:var(--text-dim);max-width:62ch;margin:0 auto;font-size:1.06rem}
.sec-head--center{margin-inline:auto;text-align:center}

/* ---------- 筛选器 ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:46px}
.filter{font-family:var(--font-mono);font-size:.82rem;letter-spacing:.04em;color:var(--text-dim);
  padding:9px 18px;border:1px solid var(--border);border-radius:999px;background:var(--surface);cursor:pointer;transition:.25s}
.filter:hover{color:var(--text);border-color:var(--border-bright)}
.filter.active{color:#05060a;background:linear-gradient(115deg,#2dd4ff,#7c8cff);border-color:transparent;box-shadow:var(--glow-cyan)}
.is-hidden{display:none!important}

/* ---------- 产品页：功能列表 + 补充能量视觉 ---------- */
.prod-tagline{color:var(--cyan);font-family:var(--font-mono);font-size:.8rem;letter-spacing:.03em;margin:2px 0 10px}
.card .feat{margin-top:14px;display:grid;gap:8px}
.card .feat li{position:relative;padding-left:20px;color:var(--text-dim);font-size:.9rem;list-style:none}
.card .feat li::before{content:'';position:absolute;left:2px;top:.5em;width:7px;height:7px;border-radius:2px;
  background:linear-gradient(120deg,#2dd4ff,#e23cff);box-shadow:0 0 8px rgba(45,212,255,.6)}
.art--g{background:radial-gradient(120% 120% at 20% 24%,rgba(34,211,238,.55),transparent 52%),radial-gradient(120% 120% at 80% 72%,rgba(139,92,246,.5),transparent 55%),#06101a}
.art--h{background:radial-gradient(120% 120% at 22% 26%,rgba(226,60,255,.5),transparent 52%),radial-gradient(120% 120% at 80% 70%,rgba(59,130,246,.5),transparent 55%),#0a0712}
.art--i{background:radial-gradient(120% 120% at 24% 24%,rgba(59,130,246,.55),transparent 52%),radial-gradient(120% 120% at 78% 72%,rgba(45,212,255,.5),transparent 55%),#05080f}

/* ---------- 技术页 ---------- */
.tech .scene{margin-top:13px;padding-top:12px;border-top:1px solid var(--border);
  font-family:var(--font-mono);font-size:.76rem;color:var(--text-faint);letter-spacing:.03em}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{position:relative;padding:28px 22px;border:1px solid var(--border);border-radius:18px;background:var(--surface);backdrop-filter:blur(12px)}
.step b{font-family:var(--font-mono);font-size:2rem;line-height:1;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.step h4{margin:12px 0 6px;font-size:1.1rem}
.step p{color:var(--text-dim);font-size:.92rem}
.stack{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:6px}
.stack span{font-family:var(--font-mono);font-size:.85rem;color:var(--text-dim);padding:10px 18px;
  border:1px solid var(--border);border-radius:999px;background:var(--surface);transition:.25s}
.stack span:hover{color:var(--cyan);border-color:var(--border-bright);box-shadow:var(--glow-cyan)}

/* ---------- 作品墙（案例页） ---------- */
.gallery--all{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:16px;grid-auto-flow:dense}
.gallery--all .shot.feat{grid-column:span 2;grid-row:span 2}
.pal1::before{background:radial-gradient(100% 100% at 20% 20%,rgba(45,212,255,.6),transparent 55%),radial-gradient(90% 90% at 85% 80%,rgba(226,60,255,.5),transparent 55%),#05070e}
.pal2::before{background:radial-gradient(110% 110% at 30% 30%,rgba(226,60,255,.55),transparent 55%),radial-gradient(90% 90% at 80% 80%,rgba(59,130,246,.5),transparent 55%),#080611}
.pal3::before{background:radial-gradient(110% 110% at 70% 25%,rgba(34,211,238,.55),transparent 55%),radial-gradient(90% 90% at 25% 80%,rgba(94,234,160,.4),transparent 58%),#04100f}
.pal4::before{background:radial-gradient(110% 110% at 30% 70%,rgba(139,92,246,.55),transparent 55%),radial-gradient(90% 90% at 80% 25%,rgba(45,212,255,.5),transparent 55%),#0a0714}
.pal5::before{background:radial-gradient(110% 110% at 65% 65%,rgba(59,130,246,.55),transparent 55%),radial-gradient(90% 90% at 25% 25%,rgba(45,212,255,.5),transparent 55%),#05080f}
.pal6::before{background:radial-gradient(90% 90% at 75% 30%,rgba(45,212,255,.55),transparent 55%),radial-gradient(100% 100% at 20% 80%,rgba(226,60,255,.5),transparent 55%),#06070f}
.shot.has-image::before{background-image:var(--shot-img);background-position:center;background-size:cover}

/* 灯箱 */
.lightbox{position:fixed;inset:0;z-index:1000;display:none;place-items:center;padding:5vw;
  background:rgba(2,3,7,.85);backdrop-filter:blur(12px)}
.lightbox.open{display:grid}
.lightbox__inner{position:relative;width:min(920px,92vw)}
.lightbox__stage{position:relative;aspect-ratio:16/9;border-radius:18px;overflow:hidden;
  border:1px solid var(--border-bright);box-shadow:var(--glow-soft)}
.lightbox__stage::before{content:'';position:absolute;inset:0;background-size:cover}
.lightbox__stage.has-image::before{background-image:var(--shot-img);background-position:center;background-size:cover}
.lightbox__stage::after{content:'';position:absolute;inset:0;mix-blend-mode:overlay;opacity:.5;
  background:repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 5px)}
.lightbox__stage .play{position:absolute;inset:0;z-index:2;display:grid;place-items:center;font-size:3rem;color:#fff;text-shadow:0 0 24px rgba(45,212,255,.8)}
.lightbox__cap{text-align:center;margin-top:18px;color:var(--text);font-size:1.05rem}
.lightbox__close{position:absolute;top:-16px;right:-16px;width:42px;height:42px;border-radius:50%;z-index:3;
  border:1px solid var(--border-bright);background:rgba(7,10,18,.95);color:#fff;font-size:1.3rem;cursor:pointer;transition:.25s}
.lightbox__close:hover{box-shadow:var(--glow-cyan);transform:rotate(90deg)}

/* ---------- 关于页 ---------- */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.value{padding:30px 26px;border:1px solid var(--border);border-radius:18px;background:var(--surface);backdrop-filter:blur(12px);transition:.3s var(--ease)}
.value:hover{border-color:var(--border-bright);transform:translateY(-4px);box-shadow:var(--glow-soft)}
.value b{font-family:var(--font-mono);color:var(--cyan);font-size:.85rem;letter-spacing:.1em}
.value h3{font-size:1.2rem;margin:12px 0 8px}
.value p{color:var(--text-dim);font-size:.94rem}
.timeline{position:relative;max-width:760px;margin:10px auto 0;padding-left:30px}
.timeline::before{content:'';position:absolute;left:5px;top:8px;bottom:8px;width:1px;
  background:linear-gradient(var(--cyan),var(--magenta));opacity:.55}
.tl-item{position:relative;padding:0 0 32px 22px}
.tl-item::before{content:'';position:absolute;left:-25px;top:4px;width:11px;height:11px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.tl-item b{font-family:var(--font-mono);color:var(--cyan);font-size:.9rem}
.tl-item h4{font-size:1.12rem;margin:5px 0 6px}
.tl-item p{color:var(--text-dim);font-size:.94rem}
.team{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.member{text-align:center;padding:28px 16px;border:1px solid var(--border);border-radius:18px;background:var(--surface);transition:.3s var(--ease)}
.member:hover{border-color:var(--border-bright);transform:translateY(-4px);box-shadow:var(--glow-soft)}
.member .avatar{width:86px;height:86px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;
  font-family:var(--font-mono);font-size:1.5rem;font-weight:700;color:#05060a;
  background:linear-gradient(120deg,#2dd4ff,#e23cff);box-shadow:var(--glow-cyan)}
.member h4{font-size:1.05rem}
.member span{color:var(--text-dim);font-size:.86rem}
.partners{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.partner{padding:16px 30px;border:1px solid var(--border);border-radius:12px;color:var(--text-faint);
  font-family:var(--font-mono);letter-spacing:.08em;background:var(--surface);transition:.25s}
.partner:hover{color:var(--text-dim);border-color:var(--border-bright)}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:30px;align-items:start}
.contact-info{display:grid;gap:16px}
.info-card{display:flex;gap:16px;align-items:flex-start;padding:24px;border:1px solid var(--border);
  border-radius:16px;background:var(--surface);backdrop-filter:blur(12px);transition:.3s var(--ease)}
.info-card:hover{border-color:var(--border-bright);box-shadow:var(--glow-soft)}
.info-card .ico{flex:none;width:46px;height:46px;border-radius:12px;display:grid;place-items:center;color:var(--cyan);
  background:rgba(45,212,255,.08);border:1px solid var(--border-bright)}
.info-card b{display:block;font-size:.74rem;color:var(--text-faint);font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;margin-bottom:4px}
.info-card span{font-size:1.05rem;color:var(--text)}
.form{padding:32px;border:1px solid var(--border);border-radius:20px;background:var(--surface);backdrop-filter:blur(14px)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:18px}
.field label{display:block;font-size:.85rem;color:var(--text-dim);margin-bottom:8px}
.field input,.field textarea{width:100%;padding:13px 16px;border:1px solid var(--border);border-radius:12px;
  background:rgba(255,255,255,.03);color:var(--text);font-family:inherit;font-size:.96rem;transition:.25s}
.field input::placeholder,.field textarea::placeholder{color:var(--text-faint)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--border-bright);box-shadow:var(--glow-cyan);background:rgba(45,212,255,.04)}
.field textarea{min-height:140px;resize:vertical}
.form .btn{width:100%;justify-content:center;margin-top:6px}
.form-note{font-size:.82rem;color:var(--text-faint);margin-top:14px;text-align:center}

/* ---------- 子页响应式 ---------- */
@media(max-width:980px){
  .values{grid-template-columns:1fr}
  .team{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr)}
  .gallery--all{grid-template-columns:repeat(2,1fr)}
  .gallery--all .shot.feat{grid-column:span 2;grid-row:span 1}
}
@media(max-width:760px){
  .contact-grid{grid-template-columns:1fr}
  .form .row{grid-template-columns:1fr}
  .subhero{padding:140px 0 40px}
}
@media(max-width:560px){
  .team{grid-template-columns:1fr 1fr}
  .gallery--all{grid-auto-rows:150px}
}