@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg:#f8fafc;--text:#1e293b;--card:white;--accent:#0f766e;--link:#0f766e;
  --shadow:0 10px 30px rgba(0,0,0,.08);--radius:16px;
  --glass:rgba(255,255,255,.25);--border:rgba(255,255,255,.3);
}
[data-theme="dark"]{--bg:#0f172a;--text:#e2e8f0;--card:#1e293b;--accent:#2dd4bf;--link:#5eead4;}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);line-height:1.6;transition:all .3s;}
header{background:linear-gradient(135deg,#0f766e,#14b8a6);color:white;text-align:center;padding:2.5rem 1rem;position:relative;overflow:hidden;}
.hero{backdrop-filter:blur(10px);background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;max-width:600px;margin:0 auto;box-shadow:var(--shadow);transform:perspective(1000px) rotateX(5deg);}
.logo{font-size:3.5rem;margin-bottom:.5rem;filter:drop-shadow(0 4px 8px rgba(0,0,0,.3));}
h1{font-size:1.8rem;margin:.5rem 0;text-shadow:0 2px 4px rgba(0,0,0,.3);}
.tagline{font-size:1rem;opacity:.9;}
.live-time{position:absolute;top:1rem;right:1rem;font-size:.8rem;opacity:.8;background:rgba(0,0,0,.2);padding:.3rem .8rem;border-radius:12px;}
.controls{padding:1rem;background:var(--card);display:flex;gap:.5rem;flex-wrap:wrap;position:sticky;top:0;z-index:100;box-shadow:var(--shadow);border-bottom:1px solid #eee;}
#search{flex:1;min-width:200px;padding:.8rem 1rem;border:1px solid #cbd5e1;border-radius:12px;font-size:1rem;}
.tags{display:flex;gap:.5rem;}
.tag{padding:.5rem 1rem;background:#e2e8f0;color:#1e293b;border-radius:20px;font-size:.85rem;cursor:pointer;transition:.2s;}
.tag.active,.tag:hover{background:var(--accent);color:white;}
.btn{padding:.7rem 1rem;background:var(--accent);color:white;border:none;border-radius:12px;cursor:pointer;font-weight:600;display:flex;align-items:center;gap:.5rem;}
main{max-width:1000px;margin:2rem auto;padding:0 1rem;}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;margin-bottom:2rem;}
.stat{background:var(--card);padding:1rem;border-radius:var(--radius);text-align:center;box-shadow:var(--shadow);font-weight:600;}
.stat .num{font-size:1.8rem;color:var(--accent);}
.guidelines{display:grid;gap:1.5rem;}
.card{background:var(--card);padding:1.8rem;border-radius:var(--radius);box-shadow:var(--shadow);border-left:6px solid var(--accent);position:relative;transition:transform .2s;}
.card:hover{transform:translateY(-4px);}
.card .fav{position:absolute;top:1rem;right:1rem;font-size:1.4rem;cursor:pointer;opacity:.6;}
.card .fav.active{color:#f59e0b;opacity:1;}
.card h3{color:var(--accent);margin-bottom:.8rem;font-size:1.3rem;}
.card ul{margin:1rem 0;padding-left:1.6rem;}
.card a{color:var(--link);text-decoration:none;font-weight:600;font-size:.95rem;display:inline-flex;align-items:center;gap:.3rem;}
.card a:hover{text-decoration:underline;}
footer{text-align:center;padding:2.5rem;background:var(--card);color:#64748b;font-size:.85rem;margin-top:3rem;border-top:1px solid #e2e8f0;}
.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.9);z-index:1000;align-items:center;justify-content:center;}
.modal-content{background:var(--card);padding:2rem;border-radius:16px;text-align:center;max-width:300px;box-shadow:0 20px 60px rgba(0,0,0,.3);}
.hidden{display:none;}