:root{--bg:#0b1220;--card:#121a2b;--muted:#9fb0ce;--text:#e7eefc;--accent:#6aa9ff;--accent-2:#7cffe1;--border:#1f2a44;--shadow:0 8px 30px rgba(0,0,0,.35)}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;background:radial-gradient(1200px 700px at 15% -10%,#12213c 0%,transparent 60%),radial-gradient(1000px 600px at 110% 20%,#0f2940 0%,transparent 60%),var(--bg);color:var(--text);line-height:1.55}
.container{max-width:1060px;margin:0 auto;padding:28px 18px}
.header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text)}
.logo{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:var(--shadow)}
.brand h1{font-size:18px;margin:0;font-weight:700;letter-spacing:.2px}
.nav a{color:var(--muted);text-decoration:none;margin-left:16px;font-size:14px}
.nav a:hover{color:var(--text)}
.hero{background:linear-gradient(180deg,rgba(255,255,255,.04),transparent);border:1px solid var(--border);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
.hero h2{margin:0 0 8px 0;font-size:28px}.hero p{margin:0;color:var(--muted)}
.grid{display:grid;gap:16px;margin-top:22px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px;text-decoration:none;color:var(--text);box-shadow:var(--shadow);transition:transform .18s ease,border-color .18s ease}
.card:hover{transform:translateY(-2px);border-color:#2b3a63}.card h3{margin:0 0 6px 0;font-size:16px}.card p{margin:0;color:var(--muted);font-size:14px}
.cta{margin-top:18px;display:flex;gap:10px;flex-wrap:wrap}
.button{background:linear-gradient(135deg,var(--accent),#5a8cff);color:#091120;border:0;border-radius:12px;padding:10px 14px;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.button.secondary{background:transparent;color:var(--text);border:1px solid var(--border)}
.section{margin-top:40px}.section h4{margin:0 0 10px 0}.muted{color:var(--muted);font-size:14px}
.footer{margin:36px 0 14px;color:var(--muted);font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;border-top:1px solid var(--border);padding-top:14px}
.tool-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:var(--shadow)}
.input-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
input[type="file"]{padding:10px;background:#0c1426;border:1px dashed #2a3b64;border-radius:12px;color:var(--muted)}
button.primary{background:linear-gradient(135deg,var(--accent),#5a8cff);color:#0a1020;border:0;border-radius:12px;padding:10px 16px;font-weight:700;cursor:pointer}
.progress{height:10px;border-radius:999px;background:#0c1426;border:1px solid #243357;overflow:hidden}
.progress>span{display:block;height:100%;width:0%;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .2s ease}
.ad{background:#0c1426;border:1px dashed #2a3b64;border-radius:12px;padding:16px;text-align:center;color:var(--muted)}