:root{--font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-display: "Space Grotesk", var(--font-sans);--radius: 18px;--container: 1140px;--gutter: 24px;--nav-h: 72px;--ease: cubic-bezier(.2, .7, .2, 1);--gradient: linear-gradient(135deg, var(--accent), var(--accent-2));--bg: #1a2133;--bg-soft: #20283c;--surface: #262f45;--surface-2: #2d3750;--border: rgb(148 163 184 / 18%);--text: #edf0f7;--text-muted: #b3bccf;--text-subtle: #8791a8;--accent: #8b96fb;--accent-2: #2dd4ee;--accent-soft: rgb(139 150 251 / 14%);--shadow: 0 12px 32px -16px rgb(0 0 0 / 45%);--nav-bg: rgb(26 33 51 / 78%);color-scheme:dark}:root[data-theme=light]{--bg: #f7f8fc;--bg-soft: #eef1f8;--surface: #ffffff;--surface-2: #f3f5fb;--border: rgb(15 23 42 / 10%);--text: #0f172a;--text-muted: #475569;--text-subtle: #64748b;--accent: #4f46e5;--accent-2: #0891b2;--accent-soft: rgb(79 70 229 / 9%);--shadow: 0 12px 32px -18px rgb(15 23 42 / 30%);--nav-bg: rgb(247 248 252 / 80%);color-scheme:light}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h);-webkit-text-size-adjust:100%}body{margin:0;min-height:100vh;font-family:var(--font-sans);line-height:1.65;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background-color .3s,color .3s}body:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(40rem 30rem at 85% -5%,var(--accent-soft),transparent 70%),radial-gradient(35rem 25rem at -10% 30%,rgba(34,211,238,.07),transparent 70%)}h1,h2,h3,h4{margin:0;font-family:var(--font-display);line-height:1.15;letter-spacing:-.02em}p{margin:0}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button{font:inherit;color:inherit}::selection{color:#fff;background:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:8px}.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}.section{padding-block:clamp(72px,10vw,120px)}.section-alt{background:linear-gradient(transparent,var(--bg-soft) 12%,var(--bg-soft) 88%,transparent)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);transition:transform .3s var(--ease),border-color .3s,box-shadow .3s}.card-hover:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--accent) 38%,var(--border));box-shadow:0 18px 40px -20px color-mix(in srgb,var(--accent) 60%,transparent)}.gradient-text{background:var(--gradient);-webkit-background-clip:text;background-clip:text;color:transparent}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:12px;border:1px solid transparent;font-weight:600;font-size:.95rem;cursor:pointer;transition:transform .2s var(--ease),box-shadow .2s,border-color .2s,color .2s}.btn:hover{transform:translateY(-2px)}.btn-primary{color:#fff;background:var(--gradient);box-shadow:0 10px 24px -12px var(--accent)}.btn-primary:hover{box-shadow:0 16px 32px -12px var(--accent)}.btn-ghost{color:var(--text);background:var(--surface);border-color:var(--border)}.btn-ghost:hover{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 45%,var(--border))}.btn-lg{padding:14px 28px;font-size:1rem}.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease) var(--reveal-delay, 0ms),transform .7s var(--ease) var(--reveal-delay, 0ms)}.reveal.revealed{opacity:1;transform:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:12px;left:12px;z-index:100;padding:10px 16px;border-radius:10px;color:#fff;background:var(--accent);transform:translateY(-200%)}.skip-link:focus{transform:none}@media(max-width:560px){:root{--gutter: 16px;--nav-h: 64px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}