:root{--bg:#f7f7f3;--surface:#ffffff;--text:#25252a;--muted:#686870;--primary:#6157d9;--primary-dark:#4c43b7;--green:#62b67a;--yellow:#f2c85b;--coral:#eb776d;--border:#e5e5e0;--shadow:0 18px 45px rgba(37, 37, 42, 0.10);--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,segoe ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}body::before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 10% 8%,rgba(97,87,217,.12),transparent 26rem),radial-gradient(circle at 85% 12%,rgba(235,119,109,.12),transparent 24rem),radial-gradient(circle at 70% 82%,rgba(98,182,122,.12),transparent 22rem);z-index:-1}a{color:var(--primary)}a:hover{color:var(--primary-dark)}.container{width:min(1120px,calc(100% - 32px));margin:0 auto}.site-header{position:sticky;top:0;z-index:10;background:rgba(247,247,243,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(229,229,224,.8)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}.brand{display:inline-flex;align-items:center;gap:12px;color:var(--text);font-weight:800;text-decoration:none;letter-spacing:-.03em}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--primary);color:#fff;font-size:.85rem;box-shadow:0 10px 22px rgba(97,87,217,.25)}.site-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.site-nav a{color:var(--muted);text-decoration:none;font-weight:700;padding:9px 12px;border-radius:999px}.site-nav a:hover{color:var(--text);background:rgba(97,87,217,9%)}main{padding:48px 0 64px}.hero{display:grid;grid-template-columns:minmax(0,1.1fr)minmax(280px,.9fr);gap:48px;align-items:center;width:min(1120px,calc(100% - 32px));margin:0 auto;min-height:calc(100vh - 180px)}.eyebrow{margin:0 0 10px;color:var(--primary);font-size:.78rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}h1,h2,h3{line-height:1.08;letter-spacing:-.05em}h1{margin:0;max-width:780px;font-size:clamp(3rem,7vw,6rem)}h2{margin:0 0 16px;font-size:clamp(2rem,4vw,3.4rem)}h3{margin:0 0 10px;font-size:1.5rem}.hero-text{max-width:650px;margin:22px 0 0;color:var(--muted);font-size:clamp(1.08rem,2vw,1.28rem)}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border-radius:999px;font-weight:850;text-decoration:none;border:1px solid transparent}.button.primary{color:#fff;background:var(--primary);box-shadow:0 14px 28px rgba(97,87,217,.25)}.button.primary:hover{color:#fff;background:var(--primary-dark)}.button.secondary{color:var(--text);background:var(--surface);border-color:var(--border)}.button.disabled{opacity:.62;cursor:not-allowed}.hero-art{display:grid;place-items:center}.puzzle-grid{display:grid;grid-template-columns:repeat(3,minmax(70px,112px));gap:14px;padding:26px;background:rgba(255,255,255,.72);border:1px solid var(--border);border-radius:36px;box-shadow:var(--shadow);transform:rotate(-4deg)}.puzzle-grid span{aspect-ratio:1;border-radius:22px;box-shadow:inset 0 -8px rgba(37,37,42,.1),0 10px 22px rgba(37,37,42,8%)}.puzzle-grid span:nth-child(1),.puzzle-grid span:nth-child(5){background:var(--primary)}.puzzle-grid span:nth-child(2),.puzzle-grid span:nth-child(7){background:var(--green)}.puzzle-grid span:nth-child(3),.puzzle-grid span:nth-child(9){background:var(--yellow)}.puzzle-grid span:nth-child(4),.puzzle-grid span:nth-child(6),.puzzle-grid span:nth-child(8){background:var(--coral)}.section{width:min(1120px,calc(100% - 32px));margin:48px auto 0;scroll-margin-top:96px}.section-heading{max-width:760px;margin-bottom:24px}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.card,.support-box,.game-detail{background:rgba(255,255,255,.86);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card{padding:28px}.card p,.game-detail p,.support-box p,.split-section p,.page-hero p{color:var(--muted)}.text-link{font-weight:850;text-decoration:none}.app-icon{display:grid;place-items:center;width:56px;height:56px;margin-bottom:18px;color:#fff;font-weight:900;border-radius:16px}.app-icon.large{width:88px;height:88px;margin-bottom:0;font-size:2rem;border-radius:24px}.fillomino-icon{background:var(--primary)}.chess-icon{background:var(--coral)}.split-section{display:grid;grid-template-columns:minmax(0,.9fr)minmax(0,1.1fr);gap:32px;align-items:start;padding:36px;background:rgba(255,255,255,.62);border-radius:var(--radius);border:1px solid var(--border)}.support-box{padding:36px}.content-page{max-width:900px}.page-hero{padding:40px 0 26px}.game-detail{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;padding:32px;margin:24px 0;scroll-margin-top:96px}.legal-page{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(24px,5vw,56px)}.legal-page h1{font-size:clamp(2.3rem,5vw,4rem);margin-bottom:20px}.legal-page h2{font-size:clamp(1.5rem,3vw,2.2rem);margin-top:42px}.site-footer{border-top:1px solid var(--border);background:rgba(255,255,255,.54)}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:28px 0;color:var(--muted);font-size:.95rem}.footer-inner p{margin:0}.footer-inner nav{display:flex;gap:16px;flex-wrap:wrap}.footer-inner a{color:var(--muted);font-weight:700;text-decoration:none}.footer-inner a:hover{color:var(--text)}@media(max-width:800px){.header-inner,.footer-inner{align-items:flex-start;flex-direction:column}.site-nav{justify-content:flex-start}main{padding-top:28px}.hero{grid-template-columns:1fr;gap:30px;min-height:auto}.cards,.split-section{grid-template-columns:1fr}.game-detail{grid-template-columns:1fr}.puzzle-grid{grid-template-columns:repeat(3,minmax(58px,88px))}}