:root{--color-primary: #7c3aed;--color-primary-soft: #f5f3ff;--color-primary-deep: #5b21b6;--color-accent: #f97316;--color-accent-soft: #ffedd5;--color-text: #0f172a;--color-text-secondary: #5b5470;--color-text-muted: #a09ab0;--color-border: rgba(124, 58, 237, .08);--color-surface-0: #faf9fc;--color-surface-1: #ffffff;--color-surface-2: #f5f3ff;--radius-md: 12px;--radius-lg: 16px;--radius-2xl: 24px;--radius-pill: 999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 12px rgba(124, 58, 237, .08);--shadow-lg: 0 12px 32px rgba(124, 58, 237, .12);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font-sans);color:var(--color-text);background:var(--color-surface-1);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font-family:inherit}.container{max-width:1120px;margin:0 auto;padding:0 clamp(20px,5vw,40px)}.nav{position:sticky;top:0;z-index:50;background:#ffffffd9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--color-border)}.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--color-primary)}.brand-k{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-deep));display:grid;place-items:center;color:#fff;font-weight:800;font-size:15px}.hero{padding:clamp(56px,10vw,120px) 0 clamp(48px,8vw,96px);background:radial-gradient(circle at 20% 0%,var(--color-primary-soft) 0%,transparent 55%),radial-gradient(circle at 100% 30%,var(--color-accent-soft) 0%,transparent 45%),var(--color-surface-1)}.hero h1{font-size:clamp(38px,6vw,72px);font-weight:800;line-height:1.05;letter-spacing:-.03em;margin:0 0 24px;color:var(--color-text)}.hero h1 .accent{color:var(--color-primary)}.hero .lede{font-size:clamp(17px,2.2vw,22px);color:var(--color-text-secondary);max-width:620px;margin:0 0 36px}.cta-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 22px;border-radius:var(--radius-pill);font-weight:600;font-size:15px;transition:transform .12s,box-shadow .2s;cursor:pointer;border:none}.btn:active{transform:scale(.98)}.btn-primary{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{box-shadow:var(--shadow-lg)}.btn-secondary{background:var(--color-surface-2);color:var(--color-primary-deep);border:1px solid var(--color-border)}.store-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.store-btn{display:inline-flex;align-items:center;gap:12px;padding:12px 20px;border-radius:var(--radius-md);background:var(--color-text);color:#fff;font-size:13px;min-width:180px}.store-btn .label-small{font-size:10px;opacity:.75;display:block}.store-btn .label-large{font-size:16px;font-weight:600}.features{padding:clamp(56px,8vw,96px) 0}.features h2{font-size:clamp(28px,4vw,42px);font-weight:800;letter-spacing:-.02em;margin:0 0 12px;text-align:center}.features .subtitle{color:var(--color-text-secondary);text-align:center;max-width:560px;margin:0 auto 56px;font-size:17px}.feature-grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.feature-card{padding:32px 28px;border-radius:var(--radius-2xl);background:var(--color-surface-2);border:1px solid var(--color-border)}.feature-card h3{font-size:20px;font-weight:700;margin:16px 0 8px}.feature-card p{color:var(--color-text-secondary);margin:0}.feature-icon{width:44px;height:44px;border-radius:var(--radius-md);background:var(--color-primary);display:grid;place-items:center;color:#fff;font-size:22px}.cta-section{padding:clamp(56px,8vw,96px) 0;text-align:center;background:radial-gradient(circle at 50% 100%,var(--color-primary-soft) 0%,transparent 60%)}.cta-section h2{font-size:clamp(28px,4vw,42px);font-weight:800;letter-spacing:-.02em;margin:0 0 16px}.cta-section p{color:var(--color-text-secondary);max-width:500px;margin:0 auto 32px;font-size:17px}.footer{border-top:1px solid var(--color-border);padding:48px 0 60px;background:var(--color-surface-0);color:var(--color-text-secondary);font-size:14px}.footer-inner{display:flex;flex-wrap:wrap;gap:32px;justify-content:space-between;align-items:flex-start}.footer-links{display:flex;flex-wrap:wrap;gap:20px}.footer-links a{color:var(--color-text-secondary)}.footer-links a:hover{color:var(--color-primary)}.footer-copy{color:var(--color-text-muted);font-size:13px}.legal{padding:clamp(48px,8vw,96px) 0;max-width:760px;margin:0 auto}.legal h1{font-size:clamp(32px,4vw,44px);font-weight:800;letter-spacing:-.02em;margin:0 0 32px}.legal h2{font-size:22px;font-weight:700;margin:40px 0 12px}.legal h3{font-size:17px;font-weight:700;margin:24px 0 8px}.legal p,.legal li{color:var(--color-text-secondary);line-height:1.7;margin:0 0 12px}.legal .placeholder{color:var(--color-text-muted);font-style:italic}