:root{--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#667085;--primary:#2457ff;--dark:#0d1630;--line:#e5e9f2;--ok:#087f5b;--bad:#c92a2a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.55}.container{width:min(1120px,92%);margin:auto}.site-header{background:var(--dark);color:#fff;position:sticky;top:0;z-index:20}.nav{min-height:68px;display:flex;align-items:center;justify-content:space-between}.brand{font-size:1.3rem;font-weight:800;color:#fff;text-decoration:none}.nav nav{display:flex;gap:18px;align-items:center}.nav a{color:#eaf0ff;text-decoration:none}.menu-btn{display:none;background:none;border:0;color:#fff;font-size:1.5rem}.btn{background:var(--primary);color:#fff!important;border:0;padding:11px 17px;border-radius:10px;text-decoration:none;display:inline-block;cursor:pointer}.btn.small{padding:8px 12px}.hero{padding:80px 0}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:35px;align-items:center}.hero h1{font-size:clamp(2.3rem,6vw,4.5rem);line-height:1.02;margin:.2em 0}.hero p{font-size:1.15rem;color:var(--muted)}.actions{display:flex;gap:12px;flex-wrap:wrap}.section{padding:55px 0}.section h2{text-align:center;font-size:2rem}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 7px 25px #1720330a}.price{font-size:2rem;font-weight:800}.muted{color:var(--muted)}.form{max-width:620px;margin:35px auto}.form label{display:block;font-weight:650;margin:14px 0 6px}.form input,.form textarea,.form select{width:100%;padding:12px;border:1px solid #ccd3e0;border-radius:10px;background:#fff}.form button{margin-top:18px}.alert{padding:12px 15px;border-radius:10px;margin:15px 0;background:#eaf2ff}.alert.error{background:#fff0f0;color:var(--bad)}.alert.success{background:#ecfbf5;color:var(--ok)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.stat strong{font-size:1.7rem;display:block}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:11px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.badge{display:inline-block;padding:4px 9px;border-radius:99px;background:#eef2f7;font-size:.82rem}.video{overflow:hidden}.video video,.video iframe{width:100%;aspect-ratio:16/9;border:0;border-radius:12px}.progress{height:8px;background:#e8ecf3;border-radius:99px;overflow:hidden}.progress>i{display:block;height:100%;width:0;background:var(--primary)}footer{background:var(--dark);color:#cbd4eb;margin-top:60px;padding:45px 0 15px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.copyright{text-align:center;margin-top:25px;border-top:1px solid #ffffff18;padding-top:15px}.adminbar{background:#111b35;padding:15px}.adminbar a{color:#fff;margin-right:15px;text-decoration:none}.sidebar-layout{display:grid;grid-template-columns:220px 1fr;gap:25px}.side{background:#101a33;padding:18px;border-radius:14px;min-height:500px}.side a{display:block;color:#fff;text-decoration:none;padding:9px}.danger{color:#b42318}.center{text-align:center}@media(max-width:800px){.nav nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--dark);padding:18px;flex-direction:column;align-items:stretch}.menu-open .nav nav{display:flex}.menu-btn{display:block}.hero-grid,.grid,.footer-grid,.sidebar-layout{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.hero{padding:45px 0}}