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20px;background:var(--primary);color:#fff;border-radius:6px}.skip-link[data-v-2e49af90]:focus{top:12px}.header[data-v-2e49af90]{position:sticky;top:0;z-index:100;background:#f7f8faf5;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.header-inner[data-v-2e49af90]{display:flex;justify-content:space-between;align-items:center;height:80px;position:relative}.header-inner[data-v-2e49af90]:after{content:"";position:absolute;bottom:0;left:48px;right:48px;height:1px;background:var(--border-soft)}.logo[data-v-2e49af90]{display:inline-flex;align-items:center;gap:12px;font-size:1.4rem;font-weight:650;letter-spacing:-.04em}.logo-mark[data-v-2e49af90]{display:inline-flex;align-items:center;justify-content:center;height:34px;width:32px;border-radius:4px;color:#fff;background:var(--primary);font-size:1.4rem;font-weight:550;box-shadow:inset -4px 0 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#18212f;--text-secondary: #52627b;--text-muted: #64748b;--success: #16834a;--shadow-card: 0 4px 18px rgba(24, 33, 47, .045)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg-dark);color:var(--text-primary);line-height:1.7;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}img{max-width:100%}::selection{background:#dbe8ff;color:#18212f}:focus-visible{outline:3px solid #2563eb;outline-offset:5px}.container{width:100%;max-width:1328px;margin:0 auto;padding:0 48px}.gradient-text{color:var(--text-primary)}.btn-primary,.btn-secondary{display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:48px;padding:11px 27px;border:1px solid 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ease}.nav-link:hover,.nav-link.active{color:var(--primary)}.page-header{padding:5rem 0 1.5rem}.browser-frame{overflow:hidden;border:1px solid var(--border-soft);border-radius:10px;background:#fff;box-shadow:0 8px 24px #18212f14}.browser-bar{height:28px;display:flex;align-items:center;gap:6px;padding:0 12px;background:#f9fafc;border-bottom:1px solid #e6eaf0}.browser-bar i{display:block;width:7px;height:7px;border-radius:50%;background:#f58072}.browser-bar i:nth-child(2){background:#efc45a}.browser-bar i:nth-child(3){background:#5cba85}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in-up{animation:fadeInUp .5s ease both}@media (max-width: 768px){.container{padding:0 24px}.section-subtitle{font-size:.95rem}}@media (max-width: 420px){.container{padding:0 20px}.btn-primary,.btn-secondary{padding:11px 20px}}@media (prefers-reduced-motion: 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