:root{--bg:#fbf8f2;--card:#fff;--ink:#17211b;--mut:#6b756e;--acc:#0a7a42;--acc2:#ffb020;--line:#ece4d6;--r:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
:focus-visible{outline:3px solid var(--acc);outline-offset:2px;border-radius:6px}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}
.wrap{max-width:1020px;margin:0 auto;padding:0 20px}
.nav{position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:20}
.nav-in{display:flex;align-items:center;gap:12px;padding:12px 20px;flex-wrap:wrap}
.brand{font-weight:900;font-size:22px;text-decoration:none;color:var(--ink);letter-spacing:-.5px}.brand span{color:var(--acc)}
.nav-links{margin-left:auto;display:flex;gap:16px}.nav-links a{color:var(--mut);text-decoration:none;font-size:14px;font-weight:600}.nav-links a:hover{color:var(--ink)}
@media(max-width:560px){.nav-links{display:none}.brand{font-size:19px}}
.lang button{border:1px solid var(--line);background:#fff;padding:7px 12px;border-radius:999px;cursor:pointer;font-weight:700}.lang button.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.hero{background:radial-gradient(800px 400px at 20% 0%,#d8f3e3 0%,transparent 60%),radial-gradient(700px 380px at 90% 10%,#ffe9b8 0%,transparent 55%),linear-gradient(#fff,#fbf8f2);border-bottom:1px solid var(--line);padding:44px 0 30px}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}
@media(max-width:800px){.hero-grid{grid-template-columns:1fr}}
.kicker{letter-spacing:.12em;font-size:12px;color:var(--acc);font-weight:800;margin:0}
.hero h1{font-size:clamp(34px,5.2vw,56px);line-height:1.05;letter-spacing:-1.5px;margin:10px 0}
.sub{color:var(--mut);font-size:17px;max-width:600px}
.hero-actions{display:flex;gap:10px;margin:18px 0;flex-wrap:wrap}
.btn-primary{background:var(--ink);color:#fff;padding:13px 20px;border-radius:12px;text-decoration:none;font-weight:800}
.btn-ghost{background:#fff;border:1px solid var(--line);padding:13px 20px;border-radius:12px;text-decoration:none;font-weight:700;color:var(--ink)}
.stats{display:flex;gap:22px;margin-top:10px;flex-wrap:wrap}.stats div{display:flex;flex-direction:column;min-width:90px}.stats strong{font-size:24px}.stats span{font-size:12px;color:var(--mut)}
.hero-card{position:relative;display:flex;flex-direction:column;gap:10px;min-width:0}
.mini-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px;display:flex;gap:12px;align-items:center;box-shadow:0 12px 30px rgba(0,0,0,.07);text-decoration:none;color:var(--ink)}
a.mini-card:hover{border-color:var(--acc)}
.mini-card i{width:38px;height:38px;border-radius:11px;background:var(--ink);color:#fff;display:grid;place-items:center;font-style:normal;font-weight:900}
.mc2 i{background:#e07b00}.mc3 i{background:#111827;color:#fff}
.mini-card b{display:block;font-size:14px}.mini-card small{color:var(--mut);font-size:13px}.mini-card em{margin-left:auto;font-style:normal;font-weight:800;color:var(--acc);font-size:13px}
.hero-badge{background:#17211b;color:#ffe9b8;font-size:12px;font-weight:700;padding:9px 12px;border-radius:999px;text-align:center}
.disclaimer{background:#fff8e1;border:1px dashed #d9a400;border-radius:12px;padding:12px 16px;margin:22px 0;font-size:14px}
.sec-head h2{font-size:30px;letter-spacing:-.8px;margin:26px 0 2px}.muted{color:var(--mut);margin:0 0 12px}
#search{width:100%;padding:14px 16px;border-radius:12px;border:1px solid var(--line);font-size:16px;background:#fff}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 16px}
.filters button{border:1px solid var(--line);background:#fff;padding:10px 14px;border-radius:999px;cursor:pointer;font-size:13px;font-weight:700;min-height:40px}
.filters button.active{background:var(--acc);color:#fff;border-color:var(--acc)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
@media(max-width:360px){.grid{grid-template-columns:1fr}.wrap{padding:0 14px}.hero{padding:32px 0 22px}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:0;overflow:hidden;display:flex;flex-direction:column;transition:.15s}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(0,0,0,.09)}
.card-top{padding:16px 16px 0;display:flex;gap:12px;align-items:center}
.logo{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-weight:900;color:#fff;font-size:19px;flex-shrink:0}
.card h3{margin:0;font-size:18px;letter-spacing:-.3px}.card .cat{font-size:11px;letter-spacing:.08em;color:var(--acc);font-weight:800;text-transform:uppercase}
.card-body{padding:10px 16px 16px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body p{margin:0;color:var(--mut);font-size:14px;flex:1}
.meta{display:flex;gap:6px;flex-wrap:wrap;font-size:11px;font-weight:700}.meta span{background:#f3efe6;padding:5px 9px;border-radius:999px}.meta .easy{background:#e6f6ec;color:#0a7a42}.meta .hard{background:#ffe8d6;color:#9a4a00}
.btn{display:block;text-align:center;background:var(--ink);color:#fff;text-decoration:none;padding:12px;border-radius:11px;margin-top:4px;font-weight:800}.btn:hover{background:var(--acc)}
.how{background:#17211b;color:#fff;border-radius:20px;padding:26px;margin:30px 0}
.how h2{margin:0 0 14px;letter-spacing:-.5px}.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:700px){.how-grid{grid-template-columns:1fr}}
.how-grid div{background:rgba(255,255,255,.07);border-radius:14px;padding:16px}.how-grid span{background:var(--acc2);color:#000;font-weight:900;width:28px;height:28px;display:grid;place-items:center;border-radius:50%}.how-grid h3{margin:10px 0 6px;font-size:16px}.how-grid p{margin:0;color:#c8cfc9;font-size:14px}
#faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:8px;padding:14px 16px}
#faq summary{font-weight:800;cursor:pointer}#faq p{color:var(--mut);font-size:14px}
.pickbar{background:#e6f6ec;border:1px solid #0a7a42;color:#0a5c33;border-radius:12px;padding:10px 14px;font-size:13px;font-weight:600;margin:0 0 12px}
.card.top{border:2px solid var(--acc)}
.pick{display:inline-block;background:var(--acc);color:#fff;font-size:10px;font-weight:800;letter-spacing:.08em;padding:3px 8px;border-radius:999px;margin-top:4px}
.refcode{display:flex;align-items:center;justify-content:space-between;gap:8px;background:#f6f2e9;border:1px dashed #c9a227;border-radius:10px;padding:7px 10px;font-size:12px}
.refcode b{letter-spacing:.04em}
.refcode button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 10px;font-size:12px;font-weight:700;cursor:pointer;min-height:32px}
#tips{margin:30px 0 0}#tips h2{margin:0 0 12px;font-size:24px;letter-spacing:-.5px}
.tips-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media(max-width:700px){.tips-grid{grid-template-columns:1fr}}
.tips-grid div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;gap:10px;align-items:flex-start}
.tips-grid span{background:#e6f6ec;color:#0a7a42;font-weight:900;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;flex-shrink:0}
.tips-grid p{margin:0;font-size:13px;color:var(--mut)}
.tg{background:#229ed9;color:#fff;border-radius:20px;padding:24px;display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:26px 0 0}
.tg h2{margin:0;font-size:22px}.tg p{margin:4px 0 0;color:#e8f6ff;font-size:14px}
.btn-tg{background:#fff;color:#0b4a6f;font-weight:800;text-decoration:none;padding:12px 20px;border-radius:12px;white-space:nowrap}
footer{padding:28px 0 60px;color:var(--mut);font-size:13px;text-align:center}