:root{--ink-900: #0F1620;--ink-800: #161F2B;--ink-700: #1F2A38;--ink-600: #2B3849;--ink-line: rgba(199, 205, 214, .14);--platinum: #C7CDD6;--platinum-dim: #8E97A4;--paper: #EDF1F5;--mute: #9AA7B6;--signal: #53D7DE;--signal-deep: #2BB6BE;--ok: #34D399;--metal-light: #eef1f5;--metal: var(--platinum);--metal-mid: var(--platinum-dim);--metal-dim: #5b616b;--metal-gradient: linear-gradient(135deg, #f4f6f8 0%, #c6cbd4 40%, #9aa0aa 72%, #d6dae0 100%);--color-primary: var(--ink-900);--surface-0: var(--ink-900);--surface-1: var(--ink-800);--surface-2: var(--ink-700);--color-accent: var(--signal);--color-success: var(--ok);--color-earth: #8B7355;--color-bg: var(--ink-900);--color-surface-legacy: var(--ink-700);--color-text: var(--paper);--color-text-light: var(--mute);--color-border: var(--ink-line);--color-hover: var(--signal);--color-gradient-1: var(--metal);--color-gradient-2: var(--metal-mid);--color-bg-dark: var(--ink-900);--color-surface: rgba(31, 42, 56, .7);--color-accent-gradient: var(--metal-gradient);--color-text-muted: var(--mute);--glass-border: var(--ink-line);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .37);--font-primary: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--font-headings: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;--font-serif: "IBM Plex Serif", Georgia, "Times New Roman", serif;--space-xs: .5rem;--space-sm: .75rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--content-width: 1240px;--radius-card: 20px;--radius-control: 14px;--radius-full: 9999px;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--transition-fast: .2s cubic-bezier(.4, 0, .2, 1);--transition-normal: .4s cubic-bezier(.4, 0, .2, 1);--transition-slow: .6s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-primary);background:var(--ink-900);color:var(--paper);line-height:1.6;overflow-x:hidden;font-size:16px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:#020408}::-webkit-scrollbar-thumb{background:linear-gradient(180deg,var(--metal) 0%,var(--metal-mid) 100%);border:3px solid #020408;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--metal-light);box-shadow:0 0 15px #c6cbd466}h1,h2,h3,h4,h5,h6{font-family:var(--font-headings);color:var(--paper);font-weight:600;line-height:1.12;margin-bottom:var(--space-md);letter-spacing:-.02em}h1{font-size:clamp(2.25rem,5.5vw,3.75rem);font-weight:600;letter-spacing:-.03em}h2{font-size:clamp(1.75rem,3.8vw,2.6rem);font-weight:600}h3{font-size:1.5rem;font-weight:600}h4{font-size:1.15rem;font-weight:600}p{margin-bottom:var(--space-md);color:var(--color-text-muted);font-weight:400}a{color:var(--color-accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-hover)}img{max-width:100%;height:auto;display:block}.container{max-width:var(--content-width);margin:0 auto;padding:0 var(--space-md)}.section-subtitle{font-size:1.125rem;color:var(--color-text-light);text-align:center;max-width:800px;margin:0 auto var(--space-2xl);line-height:1.7}.premium-gradient-text{color:inherit;-webkit-text-fill-color:currentColor}.btn-premium{background:var(--signal);color:var(--ink-900)!important;border:1px solid var(--signal);padding:.85rem 1.6rem;border-radius:var(--radius-control);font-family:var(--font-primary);font-weight:600;font-size:.95rem;letter-spacing:-.01em;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast);display:inline-flex;align-items:center;justify-content:center;gap:.5rem;text-decoration:none;cursor:pointer}.btn-premium:hover{background:var(--signal-deep);border-color:var(--signal-deep);color:var(--ink-900)!important}.btn-line{background:transparent;color:var(--paper);border:1px solid var(--ink-line);padding:.85rem 1.6rem;border-radius:var(--radius-control);font-family:var(--font-primary);font-weight:500;font-size:.95rem;transition:border-color var(--transition-fast),color var(--transition-fast);display:inline-flex;align-items:center;justify-content:center;gap:.5rem;text-decoration:none;cursor:pointer}.btn-line:hover{border-color:var(--signal);color:var(--signal)}section{padding:clamp(4rem,10vw,8rem) 0}section:nth-child(2n){background:#ffffff05}.animate-in{animation:fadeInUp .6s ease-out forwards}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media(prefers-contrast:high){:root{--color-text-light: #cbd5e1;--color-border: #9CA3AF}}.skip-link:focus{top:6px!important}.demo-notocar{display:none}@media(min-width:1024px){.container{padding:0 var(--space-xl)}section{padding:var(--space-3xl) 0}.section-subtitle{font-size:1.25rem;margin-bottom:var(--space-3xl)}}