/* ============================================================
   CrossDesk 跨境工作台 — 全站样式
   ============================================================ */
:root{
  --blue:#2E6BFF;
  --cyan:#00C2FF;
  --violet:#7C5CFF;
  --grad:linear-gradient(135deg,#2E6BFF 0%,#00C2FF 100%);
  --grad-v:linear-gradient(135deg,#2E6BFF 0%,#7C5CFF 100%);
  --ink:#0B1531;
  --ink-2:#1C2A4A;
  --muted:#5A6B8C;
  --bg:#FFFFFF;
  --bg-soft:#F4F8FF;
  --line:#E3EBF8;
  --dark:#060B1E;
  --dark-2:#0C1430;
  --dark-line:rgba(255,255,255,.10);
  --radius:16px;
  --shadow-sm:0 2px 10px rgba(16,42,103,.06);
  --shadow-md:0 14px 36px rgba(16,42,103,.13);
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------------- 按钮 ---------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:999px;font-size:16px;font-weight:600;
  transition:.3s;white-space:nowrap;border:1px solid transparent}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 24px rgba(46,107,255,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(46,107,255,.45)}
.btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6)}
.btn-outline{border-color:var(--blue);color:var(--blue)}
.btn-outline:hover{background:var(--blue);color:#fff}
.btn-sm{padding:9px 22px;font-size:14px}

/* ---------------- 顶部导航 ---------------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:.35s;padding:14px 0}
.site-header.scrolled,.site-header.solid{background:rgba(6,11,30,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 2px 20px rgba(0,0,0,.25);padding:10px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:10px;color:#fff}
.logo-mark{width:38px;height:38px;border-radius:10px;background:var(--grad);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(46,107,255,.4);flex:none}
.logo-mark svg{width:22px;height:22px}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-text b{font-size:19px;letter-spacing:.3px}
.logo-text span{font-size:11px;color:rgba(255,255,255,.65);letter-spacing:1.5px}
.main-nav{display:flex;align-items:center;gap:34px}
.main-nav a{color:rgba(255,255,255,.82);font-size:15.5px;font-weight:500;position:relative;padding:6px 0;transition:.25s}
.main-nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--grad);border-radius:2px;transition:.3s}
.main-nav a:hover,.main-nav a.active{color:#fff}
.main-nav a:hover::after,.main-nav a.active::after{width:100%}
.header-cta{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:8px;z-index:1001}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------------- Hero ---------------- */
.hero{position:relative;background:var(--dark);color:#fff;padding:170px 0 110px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:52px 52px;mask-image:radial-gradient(ellipse 75% 65% at 50% 40%,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 75% 65% at 50% 40%,#000 30%,transparent 75%)}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none}
.orb-1{width:520px;height:520px;background:rgba(46,107,255,.55);top:-160px;left:-120px;animation:float 9s ease-in-out infinite}
.orb-2{width:460px;height:460px;background:rgba(0,194,255,.4);bottom:-180px;right:-100px;animation:float 11s ease-in-out infinite reverse}
.orb-3{width:380px;height:380px;background:rgba(124,92,255,.42);top:30%;right:22%;animation:float 13s ease-in-out infinite}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(24px,-30px)}}
.hero-inner{position:relative;z-index:2;text-align:center;max-width:860px;margin:0 auto}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border-radius:999px;
  border:1px solid rgba(0,194,255,.4);background:rgba(0,194,255,.08);color:#7FD8FF;
  font-size:14px;font-weight:500;margin-bottom:28px;letter-spacing:.5px}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:#00E0FF;box-shadow:0 0 10px #00E0FF;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{font-size:clamp(32px,4.5vw,52px);line-height:1.3;font-weight:800;letter-spacing:1px;margin-bottom:26px}
.hero-sub{font-size:clamp(15px,1.6vw,18px);color:rgba(255,255,255,.72);max-width:720px;margin:0 auto 42px}
.hero-actions{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;margin-bottom:70px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:900px;margin:0 auto;
  padding:28px 20px;border-top:1px solid var(--dark-line)}
.hero-stat b{display:block;font-size:clamp(24px,3vw,34px);font-weight:800;background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;font-family:"SF Pro Display",Georgia,serif}
.hero-stat > span{font-size:13.5px;color:rgba(255,255,255,.6);margin-top:4px;display:block}
.hero-wave{position:absolute;left:0;right:0;bottom:-1px;z-index:3;pointer-events:none}
.hero-wave svg{width:100%;height:70px;display:block}

/* ---------------- 通用 Section ---------------- */
.section{padding:96px 0}
.section.soft{background:var(--bg-soft)}
.section-head{max-width:760px;margin:0 auto 60px;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--blue);
  letter-spacing:2px;margin-bottom:14px;text-transform:uppercase}
.eyebrow::before,.eyebrow::after{content:"";width:22px;height:2px;background:var(--grad);border-radius:2px}
.section-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;letter-spacing:.5px;margin-bottom:16px;color:var(--ink)}
.section-head p{color:var(--muted);font-size:16px}

/* ---------------- 产品卡片 ---------------- */
.products-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:26px}
.products-grid .card{grid-column:span 2}
.products-grid .card:nth-child(4){grid-column:2 / span 2}
.products-grid .card:nth-child(5){grid-column:4 / span 2}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;
  transition:.35s;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);
  transform:scaleX(0);transform-origin:left;transition:.4s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card-icon{width:58px;height:58px;border-radius:14px;background:var(--grad-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:22px;color:var(--blue)}
.card-icon svg{width:30px;height:30px}
.card h3{font-size:21px;font-weight:700;margin-bottom:12px;color:var(--ink)}
.card h3 em{font-style:normal;font-size:13px;font-weight:500;color:var(--muted);margin-left:8px;letter-spacing:.5px}
.card p{color:var(--muted);font-size:14.8px;margin-bottom:18px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.tag{font-size:12.5px;color:var(--blue);background:rgba(46,107,255,.08);border:1px solid rgba(46,107,255,.18);
  padding:4px 12px;border-radius:999px}
.card-link{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--blue)}
.card-link svg{width:15px;height:15px;transition:.3s}
.card:hover .card-link svg{transform:translateX(5px)}

/* ---------------- 优势网格 ---------------- */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.why-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;transition:.35s}
.why-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.why-item .num{font-size:13px;font-weight:700;color:var(--cyan);letter-spacing:2px;margin-bottom:14px;display:block}
.why-item h3{font-size:18.5px;font-weight:700;margin-bottom:10px}
.why-item p{font-size:14.5px;color:var(--muted)}

/* ---------------- 应用场景 ---------------- */
.scenes-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.scene{background:linear-gradient(160deg,#0E1735,#0A1027);border-radius:var(--radius);padding:32px 26px;color:#fff;
  transition:.35s;border:1px solid rgba(255,255,255,.07)}
.scene:hover{transform:translateY(-6px);border-color:rgba(0,194,255,.45);box-shadow:0 16px 40px rgba(0,194,255,.15)}
.scene-icon{font-size:30px;margin-bottom:16px}
.scene h3{font-size:17.5px;margin-bottom:10px}
.scene p{font-size:13.8px;color:rgba(255,255,255,.62)}

/* ---------------- 资讯动态 ---------------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.35s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.news-top{height:6px;background:var(--grad)}
.news-body{padding:28px 26px 30px;display:flex;flex-direction:column;flex:1}
.news-time{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--muted);margin-bottom:14px}
.news-time svg{width:14px;height:14px;color:var(--blue)}
.news-body h3{font-size:17.5px;line-height:1.5;font-weight:700;margin-bottom:12px;color:var(--ink)}
.news-body h3:hover{color:var(--blue)}
.news-summary{font-size:14.2px;color:var(--muted);flex:1}
.news-more{margin-top:18px;font-size:13.5px;font-weight:600;color:var(--blue)}

/* ---------------- FAQ ---------------- */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:16px;overflow:hidden;transition:.3s}
.faq-item[open]{box-shadow:var(--shadow-sm);border-color:rgba(46,107,255,.35)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:22px 26px;font-size:16.5px;font-weight:600;color:var(--ink)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .faq-icon{flex:none;width:28px;height:28px;border-radius:50%;background:var(--grad-soft);
  color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:600;
  transition:.3s;line-height:1}
.faq-item[open] summary .faq-icon{transform:rotate(45deg);background:var(--grad);color:#fff}
.faq-a{padding:0 26px 24px;color:var(--muted);font-size:15px}

/* ---------------- CTA 横幅 ---------------- */
.cta-banner{position:relative;border-radius:24px;overflow:hidden;color:#fff;text-align:center;
  padding:76px 40px;background:linear-gradient(130deg,#0E1E4E 0%,#123A8F 45%,#0E5EA8 100%)}
.cta-banner::before{content:"";position:absolute;inset:0;background-image:
  radial-gradient(circle at 15% 30%,rgba(0,194,255,.25),transparent 40%),
  radial-gradient(circle at 85% 70%,rgba(124,92,255,.28),transparent 42%)}
.cta-banner h2{position:relative;font-size:clamp(24px,3.2vw,36px);font-weight:800;margin-bottom:16px}
.cta-banner p{position:relative;color:rgba(255,255,255,.78);margin-bottom:34px;font-size:16px}
.cta-banner .hero-actions{position:relative;margin-bottom:0}

/* ---------------- 页脚 ---------------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:70px 0 0;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.2fr;gap:44px;padding-bottom:50px}
.footer-brand .logo{margin-bottom:20px}
.footer-brand p{color:rgba(255,255,255,.55);font-size:14px;line-height:1.9}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:20px;font-weight:600;letter-spacing:.5px}
.footer-col li{margin-bottom:12px}
.footer-col a{color:rgba(255,255,255,.62);transition:.25s}
.footer-col a:hover{color:var(--cyan)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.62)}
.footer-contact svg{width:16px;height:16px;color:var(--cyan);margin-top:4px;flex:none}
.footer-bottom{border-top:1px solid var(--dark-line);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.45)}
.footer-bottom a{color:rgba(255,255,255,.45)}
.footer-bottom a:hover{color:var(--cyan)}

/* ---------------- 功能页 ---------------- */
.page-hero{position:relative;background:var(--dark);color:#fff;padding:160px 0 90px;text-align:center;overflow:hidden}
.page-hero h1{font-size:clamp(30px,4.4vw,46px);font-weight:800;letter-spacing:1px;margin-bottom:18px}
.page-hero p{color:rgba(255,255,255,.7);max-width:680px;margin:0 auto;font-size:16.5px}
.anchor-nav{position:sticky;top:64px;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);padding:0}
.anchor-nav-inner{display:flex;gap:10px;overflow-x:auto;padding:12px 24px;max-width:var(--maxw);margin:0 auto;scrollbar-width:none}
.anchor-nav-inner::-webkit-scrollbar{display:none}
.anchor-chip{flex:none;font-size:14px;font-weight:600;color:var(--ink-2);background:var(--bg-soft);
  border:1px solid var(--line);border-radius:999px;padding:8px 20px;transition:.25s;white-space:nowrap}
.anchor-chip:hover,.anchor-chip.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 6px 16px rgba(46,107,255,.3)}
.feature-block{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;padding:84px 0;border-bottom:1px solid var(--line)}
.feature-block:last-of-type{border-bottom:none}
.feature-block.flip .feature-visual{order:-1}
.feature-info .step{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;color:var(--blue);
  background:rgba(46,107,255,.08);border-radius:999px;padding:5px 16px;margin-bottom:18px}
.feature-info h2{font-size:clamp(24px,3vw,32px);font-weight:800;margin-bottom:8px}
.feature-info .en{font-size:13.5px;letter-spacing:1.5px;color:var(--muted);text-transform:uppercase;margin-bottom:20px;display:block}
.feature-info>p{color:var(--muted);font-size:15.5px;margin-bottom:26px}
.feature-list li{display:flex;gap:12px;margin-bottom:16px;font-size:15px;color:var(--ink-2)}
.feature-list li b{color:var(--ink)}
.feature-list li svg{flex:none;width:20px;height:20px;color:var(--blue);margin-top:4px}
.feature-visual{position:relative;border-radius:20px;min-height:380px;overflow:hidden;
  background:linear-gradient(150deg,#0E1E4E,#123A8F 55%,#0E5EA8);display:flex;align-items:center;justify-content:center}
.feature-visual::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:40px 40px}
.fv-icon{position:relative;width:110px;height:110px;border-radius:26px;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;
  box-shadow:0 20px 50px rgba(0,0,0,.35);backdrop-filter:blur(6px)}
.fv-icon svg{width:56px;height:56px;color:#fff}
.fv-chip{position:absolute;font-size:13px;font-weight:600;color:#fff;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.25);padding:8px 16px;border-radius:999px;backdrop-filter:blur(8px);animation:float 6s ease-in-out infinite}
.fv-chip.c1{top:12%;left:10%}
.fv-chip.c2{bottom:14%;right:9%;animation-delay:1.5s}
.fv-chip.c3{top:20%;right:12%;animation-delay:3s}
.fv-chip.c4{bottom:18%;left:8%;animation-delay:2.2s}

/* ---------------- 关于页 ---------------- */
.about-intro{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.about-intro h2{font-size:clamp(24px,3vw,32px);font-weight:800;margin-bottom:20px}
.about-intro p{color:var(--muted);margin-bottom:16px;font-size:15.5px}
.about-panel{border-radius:20px;padding:44px 38px;color:#fff;background:linear-gradient(150deg,#0E1E4E,#123A8F 60%,#0E5EA8);position:relative;overflow:hidden}
.about-panel::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 80% 20%,rgba(0,194,255,.3),transparent 45%)}
.about-panel .row{position:relative;display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.15);font-size:14.5px}
.about-panel .row:last-child{border-bottom:none}
.about-panel .row span:first-child{color:rgba(255,255,255,.6)}
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.contact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;text-align:center;transition:.35s}
.contact-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.contact-card .ic{width:54px;height:54px;margin:0 auto 18px;border-radius:14px;background:var(--grad-soft);color:var(--blue);display:flex;align-items:center;justify-content:center}
.contact-card .ic svg{width:26px;height:26px}
.contact-card h3{font-size:16.5px;margin-bottom:8px}
.contact-card p{font-size:14px;color:var(--muted);word-break:break-all}
.contact-card a{color:var(--blue);font-weight:600}
.contact-card a:hover{text-decoration:underline}
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:20px;padding:38px 34px;box-shadow:var(--shadow-sm)}
.contact-form h3{font-size:20px;margin-bottom:22px}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--ink-2)}
.form-row input,.form-row textarea,.form-row select{width:100%;padding:13px 16px;border:1px solid var(--line);
  border-radius:12px;font-size:14.5px;font-family:inherit;color:var(--ink);background:var(--bg-soft);transition:.25s;outline:none}
.form-row input:focus,.form-row textarea:focus,.form-row select:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px rgba(46,107,255,.12)}
.form-row textarea{min-height:120px;resize:vertical}
.form-tip{font-size:13px;color:var(--muted);margin-top:14px}

/* ---------------- 404 ---------------- */
.nf-wrap{min-height:72vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:140px 24px 60px}
.nf-wrap .code{font-size:96px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nf-wrap p{color:var(--muted);margin:12px 0 30px}

/* ---------------- 回到顶部 ---------------- */
.back-top{position:fixed;right:26px;bottom:26px;width:46px;height:46px;border-radius:50%;background:var(--grad);
  color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(46,107,255,.4);
  opacity:0;visibility:hidden;transform:translateY(14px);transition:.35s;z-index:900}
.back-top.show{opacity:1;visibility:visible;transform:none}
.back-top svg{width:20px;height:20px}

/* ---------------- 进场动画 ---------------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.08s}.d2{transition-delay:.16s}.d3{transition-delay:.24s}.d4{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .orb,.fv-chip{animation:none}
}

/* ---------------- 响应式 ---------------- */
@media (max-width:1024px){
  .products-grid{grid-template-columns:repeat(2,1fr)}
  .products-grid .card{grid-column:auto}
  .why-grid,.news-grid,.value-grid{grid-template-columns:repeat(2,1fr)}
  .scenes-grid,.contact-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .feature-block{grid-template-columns:1fr;gap:40px;padding:64px 0}
  .feature-block.flip .feature-visual{order:0}
  .feature-visual{min-height:300px}
  .about-intro,.contact-wrap{grid-template-columns:1fr;gap:40px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:26px}
}
@media (max-width:768px){
  .section{padding:70px 0}
  .hero{padding:140px 0 80px}
  .nav-toggle{display:flex}
  .main-nav{position:fixed;top:0;right:0;bottom:0;width:min(78vw,340px);flex-direction:column;
    align-items:flex-start;justify-content:flex-start;gap:8px;padding:96px 36px;background:rgba(8,14,34,.98);
    backdrop-filter:blur(16px);transform:translateX(100%);transition:.35s;box-shadow:-10px 0 40px rgba(0,0,0,.4)}
  .main-nav.open{transform:none}
  .main-nav a{font-size:18px;padding:12px 0;width:100%}
  .header-cta .btn{display:none}
  .products-grid,.why-grid,.news-grid,.value-grid,.scenes-grid,.contact-grid{grid-template-columns:1fr}
  .products-grid .card{grid-column:auto}
  .footer-grid{grid-template-columns:1fr;gap:34px}
  .anchor-nav{top:58px}
  .cta-banner{padding:56px 24px}
  .contact-form{padding:30px 22px}
  .hero-stats{padding:22px 6px}
}