/* Extracted from src/device.njk style block 1 */
/* ============================================================
   device.njk — 硬件平台页 · "Industrial Spec-Sheet" 视觉系统
   景深 banner + 精密产品目录质感。仅本页局部样式。
   ============================================================ */
:root{
  --dev-ink:#15141d;
  --dev-ink-2:#1d1b2b;
  --dev-purple:#7444fd;
  --dev-purple-dark:#5a2fd8;
  --dev-purple-lt:#b9a5ff;
  --dev-amber:#d97c2f;
  --dev-amber-lt:#e89a32;
  --dev-text:#23232b;
  --dev-text-2:#5b5b66;
  --dev-text-3:#9a9aa6;
  --dev-line:#e9e9ef;
  --dev-line-2:#f1f1f5;
  --dev-soft:#f6f6fa;
  --dev-mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --dev-display:'Urbanist','Noto Sans SC',-apple-system,sans-serif;
  --dev-ease:cubic-bezier(.2,.7,.2,1);
}

/* ---------- 通用件 ---------- */
.dev-eyebrow{
  display:inline-flex; align-items:center; gap:9px;
  font-family:var(--dev-mono);
  font-size:12px; font-weight:600;
  letter-spacing:.2em; text-transform:uppercase;
  color:var(--dev-purple);
}
.dev-eyebrow::before{
  content:""; width:18px; height:1px;
  background:currentColor; opacity:.55;
}
.dev-btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  min-height:50px; padding:0 24px;
  border-radius:10px;
  font-family:var(--dev-display);
  font-size:15px; font-weight:800; letter-spacing:.01em;
  text-decoration:none; cursor:pointer; border:1px solid transparent;
  transition:transform .24s var(--dev-ease), box-shadow .24s var(--dev-ease), background .24s ease, color .24s ease;
}
.dev-btn i{ font-size:12px; transition:transform .24s var(--dev-ease); }
.dev-btn:hover i{ transform:translateX(3px); }
.dev-btn-primary{
  background:var(--dev-purple); color:#fff;
  box-shadow:0 14px 32px rgba(116,68,253,.34);
}
.dev-btn-primary:hover{ transform:translateY(-2px); background:var(--dev-purple-dark); color:#fff; }
.dev-btn-ghost{
  background:rgba(255,255,255,.04); color:#fff;
  border-color:rgba(255,255,255,.26);
}
.dev-btn-ghost:hover{ transform:translateY(-2px); background:rgba(255,255,255,.12); color:#fff; }

/* ---------- section 容器 ---------- */
.dev-section{ padding:94px 0 88px; }
.dev-section.is-soft{ background:var(--dev-soft); }
.dev-section-head{
  max-width:720px; margin:0 auto 50px;
  text-align:center;
}
.dev-section-head .dev-eyebrow{ justify-content:center; }
.dev-section-head h2{
  margin:18px 0 0;
  font-family:var(--dev-display);
  font-size:clamp(30px,3.4vw,42px);
  font-weight:900; line-height:1.18; letter-spacing:-.01em;
  color:var(--dev-text);
}
.dev-section-head p{
  margin:14px auto 0; max-width:600px;
  font-size:15px; line-height:1.78; color:var(--dev-text-2);
}

/* ============================================================
   1. HERO — 全宽景深 banner
   ============================================================ */
.dev-hero{
  position:relative; overflow:hidden; isolation:isolate;
  display:flex; align-items:center;
  min-height:clamp(540px,60vh,690px);
  padding:128px 0 78px;
  background:var(--dev-ink);
}
/* 背景：产品家族实拍场景 */
.dev-hero::before{
  content:""; position:absolute; inset:0; z-index:-2;
  background:url("/assets/images/generated/products-family-devices-21x9.webp") center center / cover no-repeat;
  filter:saturate(1.04) contrast(1.03);
}
/* 蒙版：左侧压深→右侧透出设备，顶部/底部轻压 */
.dev-hero::after{
  content:""; position:absolute; inset:0; z-index:-1;
  background:
    linear-gradient(97deg, rgba(17,16,26,.97) 0%, rgba(17,16,26,.93) 25%, rgba(17,16,26,.68) 45%, rgba(17,16,26,.26) 63%, rgba(17,16,26,0) 82%),
    linear-gradient(180deg, rgba(17,16,26,.62) 0%, rgba(17,16,26,0) 26%, rgba(17,16,26,0) 60%, rgba(17,16,26,.72) 100%);
}
.dev-hero-glow{
  position:absolute; z-index:-1; pointer-events:none;
  top:-160px; left:-120px; width:560px; height:560px; border-radius:50%;
  background:radial-gradient(circle, rgba(116,68,253,.34) 0%, transparent 68%);
}
.dev-hero .container{ position:relative; }
.dev-hero-inner{ max-width:606px; }
.dev-hero-inner > *{ animation:devUp .8s var(--dev-ease) both; }
.dev-hero-inner > *:nth-child(1){ animation-delay:.05s; }
.dev-hero-inner > *:nth-child(2){ animation-delay:.14s; }
.dev-hero-inner > *:nth-child(3){ animation-delay:.23s; }
.dev-hero-inner > *:nth-child(4){ animation-delay:.32s; }
.dev-hero-inner > *:nth-child(5){ animation-delay:.41s; }
@keyframes devUp{ from{opacity:0; transform:translateY(22px);} to{opacity:1; transform:none;} }

.dev-hero-eyebrow{
  display:inline-flex; align-items:center; gap:9px;
  font-family:var(--dev-mono);
  font-size:12px; font-weight:600;
  letter-spacing:.2em; text-transform:uppercase;
  color:var(--dev-purple-lt);
}
.dev-hero-eyebrow .dot{
  width:7px; height:7px; border-radius:50%;
  background:#7ee8c8; box-shadow:0 0 0 5px rgba(126,232,200,.18);
}
.dev-hero h1{
  margin:22px 0 0;
  font-family:var(--dev-display);
  font-size:clamp(40px,4.7vw,64px);
  font-weight:900; line-height:1.07; letter-spacing:-.012em;
  color:#fff;
}
.dev-hero h1 span{
  color:transparent;
  background:linear-gradient(96deg,#c8b8ff 0%,#9b7aff 100%);
  -webkit-background-clip:text; background-clip:text;
}
.dev-hero-lead{
  max-width:524px; margin:22px 0 0;
  font-size:16.5px; line-height:1.82;
  color:rgba(255,255,255,.74);
}
.dev-hero-actions{
  display:flex; flex-wrap:wrap; gap:13px;
  margin-top:32px;
}
.dev-hero-foot{
  display:flex; flex-wrap:wrap; align-items:center; gap:14px 18px;
  margin-top:34px; padding-top:22px;
  border-top:1px solid rgba(255,255,255,.13);
}
.dev-hero-chips{ display:flex; flex-wrap:wrap; gap:8px; }
.dev-hero-chips span{
  display:inline-flex; align-items:center;
  padding:6px 12px; border-radius:7px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  font-family:var(--dev-mono);
  font-size:11.5px; font-weight:600; letter-spacing:.04em;
  color:rgba(255,255,255,.86);
}
.dev-hero-foot p{
  margin:0; flex:1; min-width:230px;
  font-size:13px; line-height:1.6; color:rgba(255,255,255,.5);
}

/* ============================================================
   2. 产品矩阵
   ============================================================ */
.dev-series{ margin-top:56px; }
.dev-series:first-of-type{ margin-top:0; }
.dev-series-head{
  display:flex; align-items:flex-end; justify-content:space-between;
  gap:30px; margin-bottom:22px;
  padding-bottom:16px; border-bottom:1px solid var(--dev-line);
}
.dev-series-head .left{ min-width:0; }
.dev-series-index{
  display:block;
  font-family:var(--dev-mono);
  font-size:12px; font-weight:600; letter-spacing:.14em;
  text-transform:uppercase; color:var(--dev-purple);
  margin-bottom:9px;
}
.dev-series.is-audio .dev-series-index{ color:var(--dev-amber); }
.dev-series-head h3{
  margin:0;
  font-family:var(--dev-display);
  font-size:23px; font-weight:850; letter-spacing:-.01em;
  line-height:1.3; color:var(--dev-text);
}
.dev-series-desc{
  margin:6px 0 0; max-width:560px;
  font-size:13.5px; line-height:1.6; color:var(--dev-text-2);
}
.dev-series-count{
  flex-shrink:0; text-align:right;
  font-family:var(--dev-mono);
  font-size:12px; font-weight:500; color:var(--dev-text-3);
  letter-spacing:.04em;
}
.dev-series-count b{
  display:block;
  font-size:34px; font-weight:700; line-height:1;
  color:var(--dev-text); letter-spacing:-.02em;
}
.dev-series.is-audio .dev-series-count b{ color:var(--dev-text); }

.dev-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:20px;
}

/* ---------- 产品卡片 ---------- */
.dev-card{
  display:flex; flex-direction:column;
  background:#fff;
  border:1px solid var(--dev-line);
  border-radius:16px; overflow:hidden;
  transition:transform .36s var(--dev-ease), box-shadow .36s var(--dev-ease), border-color .36s var(--dev-ease);
}
.dev-card:hover{
  transform:translateY(-6px);
  border-color:rgba(116,68,253,.3);
  box-shadow:0 22px 46px rgba(22,18,44,.12);
}
.dev-card.is-audio:hover{ border-color:rgba(217,124,47,.32); box-shadow:0 22px 46px rgba(44,30,18,.12); }

.dev-thumb{
  position:relative; aspect-ratio:16/11; overflow:hidden;
  background:linear-gradient(165deg,#fbfbfd 0%,#eeedf4 100%);
  border-bottom:1px solid var(--dev-line-2);
}
.dev-thumb img{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit:contain; padding:14px;
  transition:transform .55s var(--dev-ease);
}
.dev-card:hover .dev-thumb img{ transform:scale(1.055); }

.dev-tag{
  position:absolute; top:12px; left:12px; z-index:2;
  display:inline-flex; align-items:center; gap:6px;
  padding:5px 11px 6px; border-radius:100px;
  background:var(--dev-purple); color:#fff;
  font-family:var(--dev-display);
  font-size:12px; font-weight:700;
}
.dev-tag .dot{ width:5px; height:5px; border-radius:50%; background:#fff; }
.dev-card.is-audio .dev-tag{ background:var(--dev-amber); }
.dev-card.is-soon .dev-tag{ background:var(--dev-amber-lt); }

.dev-code{
  position:absolute; bottom:12px; right:12px; z-index:2;
  padding:4px 10px; border-radius:6px;
  background:rgba(255,255,255,.96);
  border:1px solid rgba(20,18,40,.06);
  box-shadow:0 2px 8px rgba(20,18,40,.08);
  font-family:var(--dev-mono);
  font-size:12px; font-weight:600; letter-spacing:.02em;
  color:var(--dev-text);
}

.dev-card-body{
  display:flex; flex-direction:column; flex:1;
  padding:20px 22px 22px;
}
.dev-card-body h4{
  margin:0 0 8px;
  font-family:var(--dev-display);
  font-size:20px; font-weight:850; letter-spacing:-.01em;
  line-height:1.3; color:var(--dev-text);
}
.dev-card-desc{
  margin:0 0 16px;
  font-size:14px; line-height:1.6; color:var(--dev-text-2);
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical;
  overflow:hidden; min-height:45px;
}
.dev-spec{
  margin:auto 0 0; padding:0;
}
.dev-spec-row{
  display:flex; align-items:baseline; justify-content:space-between;
  gap:14px; padding:8px 0;
  border-top:1px solid var(--dev-line-2);
}
.dev-spec-row dt{
  flex-shrink:0;
  font-size:13px; color:var(--dev-text-3);
}
.dev-spec-row dd{
  margin:0; text-align:right;
  font-family:var(--dev-mono);
  font-size:13px; font-weight:500; color:var(--dev-text);
}
.dev-buy{
  display:flex; align-items:center; justify-content:center; gap:8px;
  width:100%; margin-top:16px; padding:13px 18px;
  border:none; border-radius:10px; cursor:pointer;
  background:var(--dev-purple); color:#fff;
  font-family:var(--dev-display);
  font-size:14.5px; font-weight:800;
  transition:background .24s ease, transform .24s var(--dev-ease), box-shadow .24s var(--dev-ease);
}
.dev-buy i{ font-size:11px; transition:transform .24s var(--dev-ease); }
.dev-buy:hover{ background:var(--dev-purple-dark); transform:translateY(-2px); box-shadow:0 10px 22px rgba(116,68,253,.3); }
.dev-buy:hover i{ transform:translateX(3px); }
.dev-card.is-audio .dev-buy{ background:var(--dev-amber); }
.dev-card.is-audio .dev-buy:hover{ background:#b8651f; box-shadow:0 10px 22px rgba(217,124,47,.3); }
.dev-card.is-soon .dev-buy{ background:var(--dev-amber-lt); }
.dev-card.is-soon .dev-buy:hover{ background:#cf8826; box-shadow:0 10px 22px rgba(232,154,50,.32); }

/* ============================================================
   3. 定制能力 — 3 维定制 + 4 步交付
   ============================================================ */
.dev-flow{
  background:#fff;
  border:1px solid var(--dev-line);
  border-radius:20px;
  padding:38px 40px 34px;
  box-shadow:0 18px 44px rgba(22,18,44,.05);
}
.dev-dims{
  display:grid; grid-template-columns:repeat(3,1fr); gap:14px;
}
.dev-dim{
  display:flex; gap:15px;
  padding:22px 20px;
  border:1px solid var(--dev-line-2);
  border-radius:14px;
  background:var(--dev-soft);
  transition:border-color .3s var(--dev-ease), background .3s var(--dev-ease);
}
.dev-dim:hover{ border-color:rgba(116,68,253,.24); background:#fff; }
.dev-dim-mark{
  flex-shrink:0;
  width:40px; height:40px;
  display:flex; align-items:center; justify-content:center;
  border-radius:11px;
  background:#fff; border:1px solid rgba(116,68,253,.26);
  color:var(--dev-purple);
  font-family:var(--dev-mono);
  font-size:16px; font-weight:700;
}
.dev-dim-body h4{
  margin:2px 0 5px;
  font-family:var(--dev-display);
  font-size:16px; font-weight:800; color:var(--dev-text);
}
.dev-dim-body p{
  margin:0;
  font-family:var(--dev-mono);
  font-size:11.5px; line-height:1.55; color:var(--dev-text-2);
  letter-spacing:.01em;
}
.dev-flow-divider{
  position:relative; text-align:center;
  margin:30px 0 26px;
}
.dev-flow-divider::before{
  content:""; position:absolute; left:0; right:0; top:50%;
  height:1px; background:var(--dev-line);
}
.dev-flow-divider span{
  position:relative; display:inline-block;
  padding:0 16px; background:#fff;
  font-family:var(--dev-mono);
  font-size:11px; font-weight:600; letter-spacing:.2em;
  text-transform:uppercase; color:var(--dev-text-3);
}
.dev-steps{
  display:grid; grid-template-columns:repeat(4,1fr); gap:14px;
  position:relative;
}
.dev-steps::before{
  content:""; position:absolute;
  left:12.5%; right:12.5%; top:23px; height:1px;
  background:repeating-linear-gradient(90deg,#d6cdff 0 6px,transparent 6px 12px);
}
.dev-step{ position:relative; text-align:center; }
.dev-step-num{
  display:inline-flex; align-items:center; justify-content:center;
  width:46px; height:46px; border-radius:50%;
  margin-bottom:13px;
  background:#fff; border:1.5px solid rgba(116,68,253,.28);
  color:var(--dev-purple);
  font-family:var(--dev-mono);
  font-size:15px; font-weight:700;
  transition:all .26s var(--dev-ease);
}
.dev-step.is-active .dev-step-num{
  background:var(--dev-purple); border-color:var(--dev-purple); color:#fff;
  box-shadow:0 8px 20px rgba(116,68,253,.32);
}
.dev-step h4{
  margin:0 0 4px;
  font-family:var(--dev-display);
  font-size:15px; font-weight:800; color:var(--dev-text);
}
.dev-step p{
  margin:0;
  font-family:var(--dev-mono);
  font-size:11px; letter-spacing:.06em; text-transform:uppercase;
  color:var(--dev-text-3);
}

/* ============================================================
   4. CTA — 深色收尾，与 banner 呼应
   ============================================================ */
.dev-cta-section{ padding:0 0 104px; }
.dev-cta{
  position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:space-between;
  gap:34px;
  padding:48px 52px;
  border-radius:22px;
  background:
    radial-gradient(circle at 16% 8%, rgba(116,68,253,.34), transparent 46%),
    linear-gradient(125deg, var(--dev-ink) 0%, var(--dev-ink-2) 56%, var(--dev-ink) 100%);
}
.dev-cta::after{
  content:""; position:absolute;
  right:-90px; bottom:-110px;
  width:300px; height:300px; border-radius:50%;
  background:radial-gradient(circle, rgba(116,68,253,.2) 0%, transparent 66%);
  pointer-events:none;
}
.dev-cta-text{ position:relative; }
.dev-cta-text .dev-eyebrow{ color:var(--dev-purple-lt); }
.dev-cta-text h2{
  margin:14px 0 9px;
  font-family:var(--dev-display);
  font-size:clamp(26px,2.8vw,34px);
  font-weight:900; line-height:1.22; letter-spacing:-.01em;
  color:#fff;
}
.dev-cta-text p{
  margin:0; max-width:560px;
  font-size:14.5px; line-height:1.7; color:rgba(255,255,255,.66);
}
.dev-cta-actions{ position:relative; flex-shrink:0; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1024px){
  .dev-hero{
    min-height:auto; padding:118px 0 60px;
    text-align:left;
  }
  .dev-hero::after{
    background:
      linear-gradient(180deg, rgba(17,16,26,.78) 0%, rgba(17,16,26,.6) 42%, rgba(17,16,26,.74) 72%, rgba(17,16,26,.92) 100%);
  }
  .dev-hero-inner{ max-width:none; }
  .dev-section{ padding:74px 0 70px; }
  .dev-grid{ grid-template-columns:repeat(2,1fr); }
  .dev-series{ margin-top:46px; }
  .dev-dims{ grid-template-columns:1fr; }
  .dev-flow{ padding:30px 26px 26px; }
  .dev-cta{ flex-direction:column; align-items:flex-start; padding:36px 30px; }
}
@media (max-width:768px){
  .dev-hero h1{ font-size:clamp(34px,9vw,46px); }
  .dev-section-head{ margin-bottom:38px; }
  .dev-grid{ grid-template-columns:1fr; }
  .dev-series-head{ flex-direction:column; align-items:flex-start; gap:12px; }
  .dev-series-count{ text-align:left; }
  .dev-series-count b{ display:inline-block; margin-right:6px; font-size:22px; }
  .dev-steps{ grid-template-columns:repeat(2,1fr); gap:24px 12px; }
  .dev-steps::before{ display:none; }
  .dev-cta-section{ padding:0 0 70px; }
}
@media (max-width:480px){
  .dev-hero{ padding:104px 0 50px; }
  .dev-btn{ width:100%; }
  .dev-hero-actions{ width:100%; }
  .dev-flow{ padding:24px 18px 22px; }
}

/* ============================================================
   加微信购买弹层
   ============================================================ */
.buy-modal{
  position:fixed; inset:0; z-index:10000;
  display:none; align-items:center; justify-content:center; padding:24px;
}
.buy-modal.open{ display:flex; }
.buy-modal-backdrop{
  position:absolute; inset:0;
  background:rgba(17,16,26,.6);
  -webkit-backdrop-filter:blur(5px); backdrop-filter:blur(5px);
  cursor:pointer;
}
.buy-modal-panel{
  position:relative; z-index:1;
  width:100%; max-width:420px;
  background:#fff; border-radius:20px; overflow:hidden;
  box-shadow:0 30px 70px rgba(17,16,26,.32);
  animation:buyModalIn .26s var(--dev-ease);
}
@keyframes buyModalIn{
  from{ opacity:0; transform:translateY(22px) scale(.96); }
  to{ opacity:1; transform:none; }
}
.buy-modal-close{
  position:absolute; top:14px; right:14px; z-index:2;
  width:32px; height:32px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  background:rgba(255,255,255,.9); border:none; cursor:pointer;
  color:var(--dev-text-2); font-size:12px;
  transition:background .2s ease, color .2s ease;
}
.buy-modal-close:hover{ background:var(--dev-purple); color:#fff; }
.buy-modal-head{
  position:relative; overflow:hidden;
  padding:28px 30px 24px; color:#fff;
  background:
    radial-gradient(circle at 86% -10%, rgba(155,122,255,.5), transparent 52%),
    linear-gradient(125deg, var(--dev-purple) 0%, var(--dev-purple-dark) 100%);
}
.buy-modal-eyebrow{
  display:inline-block; margin-bottom:9px;
  font-family:var(--dev-mono);
  font-size:11px; font-weight:600; letter-spacing:.16em;
  text-transform:uppercase; color:rgba(255,255,255,.72);
}
.buy-modal-title{
  margin:0;
  font-family:var(--dev-display);
  font-size:21px; font-weight:850; letter-spacing:-.01em;
}
.buy-modal-body{ padding:26px 30px 24px; text-align:center; }
.buy-modal-qr{
  width:200px; height:200px; margin:0 auto 14px;
  padding:8px; border-radius:14px;
  background:#fafafb; border:1px solid var(--dev-line);
}
.buy-modal-qr img{ width:100%; height:100%; object-fit:contain; border-radius:8px; }
.buy-modal-qr-hint{
  margin:0 0 18px;
  font-size:13.5px; line-height:1.65; color:var(--dev-text-2);
}
.buy-modal-qr-hint b{ color:var(--dev-purple); font-weight:700; }
.buy-modal-divider{
  display:flex; align-items:center; gap:12px;
  margin:18px 0 16px;
  font-family:var(--dev-mono);
  font-size:11px; font-weight:600; letter-spacing:.16em;
  text-transform:uppercase; color:var(--dev-text-3);
}
.buy-modal-divider::before,
.buy-modal-divider::after{ content:""; flex:1; height:1px; background:var(--dev-line); }
.buy-modal-phone{
  display:flex; align-items:center; gap:12px;
  padding:14px 18px;
  background:var(--dev-soft); border:1px solid var(--dev-line);
  border-radius:13px;
}
.buy-modal-phone .phone-icon{
  flex-shrink:0;
  width:38px; height:38px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  background:var(--dev-purple); color:#fff; font-size:15px;
}
.buy-modal-phone .phone-text{ text-align:left; min-width:0; }
.buy-modal-phone .phone-label{
  margin-bottom:4px;
  font-family:var(--dev-mono);
  font-size:10.5px; font-weight:600; letter-spacing:.08em;
  text-transform:uppercase; color:var(--dev-text-3);
}
.buy-modal-phone .phone-number{
  font-family:var(--dev-display);
  font-size:18px; font-weight:800; letter-spacing:.01em;
  color:var(--dev-text); text-decoration:none;
}
.buy-modal-phone .phone-number:hover{ color:var(--dev-purple); }
.buy-modal-footnote{
  margin:14px 0 0;
  font-size:12px; line-height:1.55; color:var(--dev-text-3);
}
@media (max-width:480px){
  .buy-modal{ padding:0; align-items:flex-end; }
  .buy-modal-panel{ max-width:none; border-radius:20px 20px 0 0; max-height:92vh; overflow-y:auto; }
}