/* ============================================================
   NEXUS · 前沿科技与 AI 创新平台 — Cyberpunk Design System (v1)
   Template: web11 / set14
   ============================================================ */

/* === RESET === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.8;font-size:15px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:all .25s}
a:hover{opacity:.85}
ul{list-style:none}
input,button,textarea{font-family:inherit;font-size:inherit}

/* === SCANLINE OVERLAY === */
body::after{
  content:'';position:fixed;top:0;left:0;right:0;bottom:0;
  background:repeating-linear-gradient(0deg,transparent,transparent 2px,rgba(0,240,255,.015) 2px,rgba(0,240,255,.015) 4px);
  pointer-events:none;z-index:9999;
}

/* === VARIABLES === */
:root{
  --bg:#0a0a0f;
  --bg-card:#12121a;
  --bg-card-hover:#1a1a28;
  --bg-glass:rgba(18,18,30,.75);
  --text:#e4e4ec;
  --text-soft:#8888a0;
  --text-light:#555570;
  --cyan:#00f0ff;
  --cyan-dim:rgba(0,240,255,.15);
  --magenta:#ff00aa;
  --purple:#8b5cf6;
  --purple-dim:rgba(139,92,246,.15);
  --green:#22d78f;
  --line:#1e1e30;
  --line-bright:rgba(0,240,255,.2);
  --glow-cyan:0 0 20px rgba(0,240,255,.15);
  --glow-magenta:0 0 20px rgba(255,0,170,.15);
  --font:'SF Mono','Fira Code','JetBrains Mono','Cascadia Code','Consolas',monospace;
  --font-d:'Inter','SF Pro Display',-apple-system,BlinkMacSystemFont,sans-serif;
  --container:1120px;
  --container-narrow:680px;
  --header-h:64px;
  --radius:8px;
  --ease:.3s cubic-bezier(.4,0,.2,1);
}

/* === TYPOGRAPHY === */
.hero-title{font-family:var(--font-d);font-weight:800;font-size:clamp(40px,6vw,72px);line-height:1.05;letter-spacing:-.02em;background:linear-gradient(135deg,#fff 30%,var(--cyan) 70%,var(--magenta));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-family:var(--font);font-size:clamp(14px,1.6vw,17px);color:var(--text-soft);line-height:1.7;max-width:560px}
.section-title{font-family:var(--font-d);font-weight:700;font-size:clamp(26px,3vw,38px);letter-spacing:-.01em;color:#fff}
.section-sub{color:var(--text-soft);font-size:14px;line-height:1.7;max-width:480px}
.label{display:inline-block;font-family:var(--font);font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.15em;color:var(--cyan);margin-bottom:12px;padding:4px 12px;border:1px solid var(--line-bright);border-radius:4px;background:var(--cyan-dim)}
.label-magenta{display:inline-block;font-family:var(--font);font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.15em;color:var(--magenta);margin-bottom:12px;padding:4px 12px;border:1px solid rgba(255,0,170,.2);border-radius:4px;background:rgba(255,0,170,.1)}
.label-purple{display:inline-block;font-family:var(--font);font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.15em;color:var(--purple);margin-bottom:12px;padding:4px 12px;border:1px solid rgba(139,92,246,.2);border-radius:4px;background:var(--purple-dim)}
.body-lg{font-size:16px;line-height:1.9;color:var(--text-soft)}
.body-sm{font-size:13px;line-height:1.7;color:var(--text-light)}
.mono{font-family:var(--font);font-size:13px;color:var(--text-soft)}

/* === LAYOUT === */
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.container-narrow{max-width:var(--container-narrow);margin:0 auto;padding:0 24px}
.section{padding:100px 0}
.section-sm{padding:60px 0}
.section-head{margin-bottom:60px}
.section-head-centered{text-align:center;margin-bottom:60px}

/* === GLASS CARD === */
.glass{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);transition:all var(--ease)}
.glass:hover{border-color:var(--line-bright);box-shadow:var(--glow-cyan);background:rgba(18,18,30,.85)}

/* === HEADER === */
.site-header{
  position:fixed;top:0;left:0;right:0;height:var(--header-h);z-index:100;
  background:rgba(10,10,15,.75);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;padding:0 32px;
}
.site-logo{font-family:var(--font);font-size:16px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#fff}
.site-logo span{color:var(--cyan)}
.nav-list{display:flex;gap:28px;align-items:center}
.nav-list a{font-family:var(--font);font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:.1em;color:var(--text-soft);transition:color var(--ease)}
.nav-list a:hover,.nav-list a.active{color:var(--cyan)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:4px;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:all var(--ease)}

/* === BUTTONS === */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 28px;font-family:var(--font);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.12em;
  border:1px solid var(--line);border-radius:6px;background:transparent;color:var(--text);
  cursor:pointer;transition:all var(--ease)}
.btn:hover{opacity:1;border-color:var(--cyan);color:var(--cyan);box-shadow:var(--glow-cyan)}
.btn-sm{padding:7px 18px;font-size:11px}
.btn-cyan{border-color:var(--cyan);color:var(--cyan);background:var(--cyan-dim)}
.btn-cyan:hover{background:var(--cyan);color:var(--bg);box-shadow:0 0 30px rgba(0,240,255,.3)}
.btn-magenta{border-color:var(--magenta);color:var(--magenta);background:rgba(255,0,170,.1)}
.btn-magenta:hover{background:var(--magenta);color:#fff;box-shadow:0 0 30px rgba(255,0,170,.3)}
.btn-ghost{border-color:transparent;color:var(--text-soft)}
.btn-ghost:hover{border-color:var(--line);color:var(--text)}

/* === HERO === */
.hero-grid{
  min-height:100vh;padding-top:var(--header-h);display:flex;align-items:center;
  position:relative;overflow:hidden;
}
.hero-grid::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(0,240,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,240,255,.03) 1px,transparent 1px);
  background-size:60px 60px;pointer-events:none;
}
.hero-grid::after{
  content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;
  background:radial-gradient(circle,rgba(139,92,246,.08),transparent 70%);
  pointer-events:none;
}
.hero-content{position:relative;z-index:2;max-width:680px;padding:80px 0}
.hero-content .label{margin-bottom:20px}
.hero-content h1{margin-bottom:20px}
.hero-content p{margin-bottom:36px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-graphic{
  position:absolute;right:clamp(-80px,-5vw,0);top:50%;transform:translateY(-50%);
  width:clamp(300px,40vw,500px);height:clamp(300px,40vw,500px);
  border:1px solid var(--line-bright);border-radius:50%;
  background:radial-gradient(circle at 40% 50%,rgba(0,240,255,.05),transparent 60%);
  pointer-events:none;
}
.hero-graphic::before{
  content:'';position:absolute;inset:20%;
  border:1px solid rgba(255,0,170,.1);border-radius:50%;
}
.hero-graphic::after{
  content:'';position:absolute;inset:40%;
  background:radial-gradient(circle,rgba(0,240,255,.08),transparent 50%);
  border-radius:50%;
}

/* === METRICS STRIP === */
.metrics-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.metric-item{background:var(--bg);padding:48px 24px;text-align:center}
.metric-item .num{font-family:var(--font-d);font-weight:800;font-size:clamp(28px,3vw,42px);
  background:linear-gradient(135deg,var(--cyan),var(--magenta));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}
.metric-item .lbl{font-family:var(--font);font-size:12px;color:var(--text-light);text-transform:uppercase;letter-spacing:.12em;margin-top:8px;display:block}

/* === DOMAIN CARDS (4 tech categories) === */
.domain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.domain-card{padding:36px 28px;text-align:center;cursor:default}
.domain-card .icon{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;
  border-radius:14px;font-size:24px;margin-bottom:16px;background:var(--cyan-dim);border:1px solid var(--line-bright)}
.domain-card h3{font-family:var(--font-d);font-weight:600;font-size:17px;color:#fff;margin-bottom:6px}
.domain-card p{font-size:13px;color:var(--text-light);line-height:1.6}
.domain-card .badge{display:inline-block;margin-top:12px;font-family:var(--font);font-size:10px;text-transform:uppercase;letter-spacing:.1em;padding:3px 10px;border-radius:4px;color:var(--cyan);background:var(--cyan-dim)}

/* === ARTICLE GLASS CARDS (3-col) === */
.article-glass-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.article-glass{padding:0;overflow:hidden}
.article-glass-img{width:100%;height:200px;object-fit:cover;border-bottom:1px solid var(--line)}
.article-glass-body{padding:24px}
.article-glass-body .date{font-family:var(--font);font-size:11px;color:var(--text-light);letter-spacing:.1em;text-transform:uppercase;display:block;margin-bottom:8px}
.article-glass-body h3{font-family:var(--font-d);font-weight:600;font-size:17px;line-height:1.35;color:#fff;margin-bottom:8px}
.article-glass-body p{font-size:13px;color:var(--text-light);line-height:1.7}
.article-glass-body .tag{display:inline-block;margin-top:12px;font-family:var(--font);font-size:10px;text-transform:uppercase;letter-spacing:.1em;padding:3px 10px;border-radius:4px;color:var(--purple);background:var(--purple-dim)}
.article-glass-link{display:block;color:inherit;text-decoration:none}
.article-glass-link:hover{opacity:1}
.article-glass-link:hover .article-glass{border-color:var(--line-bright);box-shadow:var(--glow-cyan)}

/* === DEEP DIVE (dark editorial with neon cue) === */
.deep-dive{
  position:relative;overflow:hidden;padding:120px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.deep-dive::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,var(--bg),#0a0a1a 50%,#0d0d20);
}
.deep-dive-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.deep-dive-content h2{font-family:var(--font-d);font-weight:700;font-size:clamp(26px,3.5vw,42px);color:#fff;line-height:1.15;margin-bottom:16px}
.deep-dive-content p{font-size:14px;color:var(--text-soft);line-height:1.8;margin-bottom:24px}
.deep-dive-visual{position:relative;min-height:320px;
  background:radial-gradient(ellipse at center,var(--purple-dim),transparent 60%);
  border:1px solid var(--line);border-radius:var(--radius);display:flex;align-items:center;justify-content:center}
.deep-dive-visual .code-block{font-family:var(--font);font-size:13px;line-height:1.8;color:var(--text-soft);padding:32px}
.deep-dive-visual .code-block .kw{color:var(--magenta)}
.deep-dive-visual .code-block .fn{color:var(--cyan)}
.deep-dive-visual .code-block .str{color:var(--green)}

/* === TECH RADAR (tag chips) === */
.tech-radar{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.tech-tag{padding:10px 22px;font-family:var(--font);font-size:12px;text-transform:uppercase;letter-spacing:.1em;
  border:1px solid var(--line);border-radius:6px;background:var(--bg-card);color:var(--text-soft);transition:all var(--ease);cursor:default}
.tech-tag:hover{border-color:var(--cyan);color:var(--cyan);background:var(--cyan-dim)}

/* === NEWS MINI LIST (glass horizontal) === */
.news-glass-list{display:flex;flex-direction:column;gap:12px}
.news-glass-item{display:grid;grid-template-columns:140px 1fr;gap:0;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-card);transition:all var(--ease)}
.news-glass-item:hover{border-color:var(--line-bright);background:var(--bg-card-hover)}
.news-glass-item img{width:140px;height:100px;object-fit:cover;background:var(--bg)}
.news-glass-item-body{padding:16px 20px;display:flex;flex-direction:column;justify-content:center}
.news-glass-item-body .date{font-family:var(--font);font-size:10px;color:var(--text-light);letter-spacing:.1em;text-transform:uppercase;margin-bottom:4px}
.news-glass-item-body h4{font-family:var(--font-d);font-weight:600;font-size:15px;color:#fff;line-height:1.35;margin-bottom:4px}
.news-glass-item-body p{font-size:12px;color:var(--text-light);line-height:1.5;-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}
.news-glass-item-body .tag-sm{display:inline-block;margin-top:6px;font-family:var(--font);font-size:9px;text-transform:uppercase;letter-spacing:.08em;padding:2px 8px;border-radius:3px;color:var(--magenta);background:rgba(255,0,170,.08);width:fit-content}

/* === NEWSLETTER (cyberpunk band) === */
.newsletter-cyber{
  padding:100px 0;text-align:center;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--bg);
}
.newsletter-cyber h2{font-family:var(--font-d);font-weight:700;font-size:clamp(24px,3vw,36px);color:#fff;margin-bottom:8px}
.newsletter-cyber p{font-size:14px;color:var(--text-soft);margin-bottom:32px}
.cyber-form{display:flex;gap:0;max-width:460px;margin:0 auto;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--bg-card)}
.cyber-form input{flex:1;border:none;background:transparent;padding:14px 18px;font-size:13px;font-family:var(--font);color:var(--text);outline:none}
.cyber-form input::placeholder{color:var(--text-light)}
.cyber-form button{border:none;background:var(--cyan);color:var(--bg);padding:14px 24px;font-family:var(--font);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.12em;cursor:pointer;transition:opacity var(--ease)}
.cyber-form button:hover{opacity:.85}
.social-cyber{display:flex;justify-content:center;gap:20px;margin-top:32px}
.social-cyber a{font-family:var(--font);font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--text-light);border:1px solid var(--line);padding:6px 16px;border-radius:4px;transition:all var(--ease)}
.social-cyber a:hover{color:var(--cyan);border-color:var(--cyan)}

/* === FOOTER === */
.site-footer{padding:60px 0 40px;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--line)}
.footer-brand .site-logo{margin-bottom:12px;display:block}
.footer-brand p{font-size:13px;color:var(--text-light);line-height:1.7;max-width:300px}
.footer-col h5{font-family:var(--font);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.12em;margin-bottom:16px;color:var(--text)}
.footer-col a{display:block;font-size:13px;color:var(--text-light);line-height:2.2;transition:color var(--ease)}
.footer-col a:hover{color:var(--cyan);opacity:1}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:20px;font-size:12px;color:var(--text-light)}
.footer-contact{display:flex;gap:24px}

/* === ABOUT PAGE === */
.about-hero{
  padding:140px 24px 80px;margin-top:calc(-1 * var(--header-h));
  text-align:center;position:relative;overflow:hidden;
}
.about-hero::before{
  content:'';position:absolute;top:0;left:0;right:0;bottom:0;
  background:radial-gradient(ellipse at 50% 0%,var(--purple-dim),transparent 60%);
  pointer-events:none;
}
.about-hero>*{position:relative;z-index:2}
.about-hero .label{margin-bottom:16px}
.about-hero h1{font-family:var(--font-d);font-weight:800;font-size:clamp(36px,5vw,56px);color:#fff;margin-bottom:12px}
.about-hero p{font-size:14px;color:var(--text-soft);max-width:500px;margin:0 auto;line-height:1.8}
.about-story{padding:80px 0}
.about-story-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-story-text h2{margin-bottom:16px}
.about-story-text p{font-size:14px;color:var(--text-soft);line-height:1.9;margin-bottom:16px}
.about-story-img{aspect-ratio:4/3;background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden}
.about-story-img img{width:100%;height:100%;object-fit:cover}
.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin:60px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.about-mission{padding:80px 0;text-align:center}
.about-mission .container-narrow h2{margin-bottom:16px}
.about-mission p{font-size:15px;color:var(--text-soft);line-height:1.9}
.about-team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:40px}
.team-member{padding:24px;text-align:center}
.team-member img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:12px;background:var(--bg);margin-bottom:16px}
.team-member h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:2px}
.team-member p{font-size:12px;color:var(--text-light);text-transform:uppercase;letter-spacing:.08em}

/* === APP PAGE === */
.app-hero-d{
  padding:140px 24px 80px;margin-top:calc(-1 * var(--header-h));position:relative;overflow:hidden;
}
.app-hero-d::before{
  content:'';position:absolute;top:-20%;right:-10%;width:500px;height:500px;
  background:radial-gradient(circle,var(--cyan-dim),transparent 60%);pointer-events:none;
}
.app-hero-d .container{max-width:var(--container);margin:0 auto;position:relative;z-index:2}
.app-hero-d h1{font-family:var(--font-d);font-weight:800;font-size:clamp(36px,5vw,56px);line-height:1.1;color:#fff;margin-bottom:12px}
.app-hero-d p{font-size:14px;color:var(--text-soft);max-width:420px;line-height:1.8;margin-bottom:28px}
.app-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.app-feature-card{padding:32px 24px;text-align:center}
.app-feature-card .icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;font-size:22px;margin-bottom:14px;background:var(--cyan-dim);border:1px solid var(--line-bright)}
.app-feature-card h4{font-family:var(--font-d);font-weight:600;font-size:16px;color:#fff;margin-bottom:6px}
.app-feature-card p{font-size:13px;color:var(--text-light);line-height:1.7}
.steps-d{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.step-d{text-align:center;padding:32px 20px}
.step-d .step-num{font-family:var(--font-d);font-weight:800;font-size:42px;color:var(--cyan);line-height:1;margin-bottom:8px;opacity:.6}
.step-d h4{font-family:var(--font-d);font-weight:600;font-size:15px;text-transform:uppercase;letter-spacing:.1em;color:#fff;margin-bottom:6px}
.step-d p{font-size:13px;color:var(--text-light);line-height:1.7}

/* === LEGAL === */
.legal-page-d{padding:120px 0 80px;margin-top:calc(-1 * var(--header-h))}
.legal-page-d h1{font-family:var(--font-d);font-weight:700;font-size:clamp(28px,3.5vw,40px);color:#fff;margin-bottom:4px}
.legal-page-d .e-date{font-size:12px;color:var(--text-light);margin-bottom:40px}
.legal-page-d .toc{display:flex;flex-direction:column;gap:6px;margin-bottom:48px;padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-card)}
.legal-page-d .toc a{font-size:13px;color:var(--text-soft);transition:color var(--ease)}
.legal-page-d .toc a:hover{color:var(--cyan);opacity:1}
.legal-page-d h2{font-family:var(--font-d);font-weight:600;font-size:19px;color:#fff;margin:36px 0 12px}
.legal-page-d h2:first-of-type{margin-top:0}
.legal-page-d p,.legal-page-d li{font-size:14px;color:var(--text-soft);line-height:1.9;margin-bottom:10px}
.legal-page-d ul,.legal-page-d ol{padding-left:20px;margin-bottom:16px}
.legal-page-d li{margin-bottom:6px}
.legal-page-d a{color:var(--cyan)}
.legal-page-d a:hover{text-decoration:underline}

/* === NEWS LIST === */
.news-list-d{padding:120px 0 80px;margin-top:calc(-1 * var(--header-h))}
.news-list-d h1{font-family:var(--font-d);font-weight:700;font-size:clamp(28px,3.5vw,40px);color:#fff;margin-bottom:4px}
.news-list-d .subtitle{font-size:14px;color:var(--text-light);margin-bottom:48px}
.news-feature-d{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-bottom:48px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-card)}
.news-feature-d-img{min-height:300px;overflow:hidden}
.news-feature-d-img img{width:100%;height:100%;object-fit:cover}
.news-feature-d-body{padding:36px 32px;display:flex;flex-direction:column;justify-content:center}
.news-feature-d-body .date{font-family:var(--font);font-size:11px;color:var(--text-light);letter-spacing:.1em;text-transform:uppercase;margin-bottom:8px}
.news-feature-d-body h2{font-family:var(--font-d);font-weight:700;font-size:clamp(20px,2.5vw,28px);color:#fff;line-height:1.3;margin-bottom:8px}
.news-feature-d-body p{font-size:13px;color:var(--text-light);line-height:1.8;margin-bottom:20px}
.pagination-d{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:48px}
.page-btn-d{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;
  font-family:var(--font);font-size:13px;color:var(--text-soft);border:1px solid var(--line);background:var(--bg-card);
  transition:all var(--ease);border-radius:6px}
.page-btn-d:hover,.page-btn-d.active{border-color:var(--cyan);color:var(--cyan)}
.page-btn-d.active{background:var(--cyan-dim);color:var(--cyan);border-color:var(--cyan)}

/* === NEWS ARTICLE === */
.article-page-d{padding-top:60px;margin-top:calc(-1 * var(--header-h))}
.article-header-d{text-align:center;padding:100px 24px 40px;max-width:680px;margin:0 auto}
.article-header-d .date{font-family:var(--font);font-size:11px;color:var(--text-light);letter-spacing:.1em;text-transform:uppercase;display:block;margin-bottom:12px}
.article-header-d h1{font-family:var(--font-d);font-weight:700;font-size:clamp(28px,4vw,44px);color:#fff;line-height:1.2;margin-bottom:16px}
.article-header-d p{font-size:14px;color:var(--text-soft);line-height:1.8;max-width:560px;margin:0 auto}
.article-hero-img-d{width:100%;max-height:480px;object-fit:cover;margin-bottom:48px}
.article-body-d{font-size:15px;line-height:2;color:var(--text-soft);max-width:640px;margin:0 auto;padding:0 24px}
.article-body-d p{margin-bottom:20px}
.article-body-d h2{font-family:var(--font-d);font-weight:600;font-size:22px;color:#fff;margin:36px 0 12px}
.article-body-d h3{font-family:var(--font-d);font-weight:600;font-size:17px;color:#fff;margin:28px 0 8px}
.article-body-d ul,.article-body-d ol{padding-left:20px;margin-bottom:20px}
.article-body-d li{margin-bottom:8px}
.article-body-d code{font-family:var(--font);font-size:13px;background:var(--bg-card);padding:2px 6px;border-radius:4px;color:var(--green)}
.article-body-d pre{background:var(--bg-card);padding:20px;border-radius:var(--radius);border:1px solid var(--line);overflow-x:auto;margin-bottom:20px}
.article-body-d pre code{background:none;padding:0}
.article-footer-d{text-align:center;padding:60px 24px}
.article-footer-d a{font-family:var(--font);font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:.1em;color:var(--cyan);border:1px solid var(--line-bright);padding:10px 24px;border-radius:6px;transition:all var(--ease)}
.article-footer-d a:hover{background:var(--cyan-dim);border-color:var(--cyan);opacity:1}

/* === RESPONSIVE === */
@media(max-width:1024px){
  .domain-grid{grid-template-columns:repeat(2,1fr)}
  .article-glass-grid{grid-template-columns:1fr;max-width:500px;margin:0 auto}
  .deep-dive-grid{grid-template-columns:1fr;gap:40px}
  .deep-dive-visual{min-height:240px}
  .about-story-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .news-feature-d{grid-template-columns:1fr}
  .news-feature-d-img{min-height:220px}
  .hero-graphic{display:none}
}
@media(max-width:768px){
  .section{padding:64px 0}
  .nav-list{display:none;position:fixed;top:var(--header-h);left:0;right:0;
    background:rgba(10,10,15,.98);flex-direction:column;padding:24px;gap:20px;
    border-bottom:1px solid var(--line)}
  .nav-list.open{display:flex}
  .nav-toggle{display:flex}
  .domain-grid{grid-template-columns:1fr;max-width:400px;margin:0 auto}
  .metrics-strip{grid-template-columns:repeat(2,1fr)}
  .metric-item{padding:32px 16px}
  .news-glass-item{grid-template-columns:1fr}
  .news-glass-item img{width:100%;height:160px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .about-stats{grid-template-columns:1fr}
  .about-team-grid{grid-template-columns:1fr;max-width:320px;margin:40px auto 0}
  .app-grid-3{grid-template-columns:1fr;max-width:400px;margin:0 auto}
  .steps-d{grid-template-columns:1fr;gap:24px}
  .hero-content{padding:60px 0}
}
@media(max-width:480px){
  .container{padding:0 16px}
  .site-header{padding:0 16px}
  .about-hero,.app-hero-d{padding:120px 16px 60px}
  .article-header-d{padding:80px 16px 24px}
  .article-header-d h1{font-size:24px}
  .domain-card{padding:24px 20px}
  .deep-dive{padding:64px 0}
  .metrics-strip{grid-template-columns:1fr}
}