:root{--bg:#f4f6f9;--text:#1f2a37;--muted:#697586;--accent:#0d6b5f;--card:#fff;--line:#dce3eb;--danger:#a62b2b}
*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Tahoma,sans-serif;background:var(--bg);color:var(--text)}
.container{width:min(1120px,92%);margin:0 auto}.hero{padding:26px 0 60px;background:linear-gradient(125deg,#0a2831,#0d6b5f);color:#fff}
.nav{display:flex;justify-content:space-between;align-items:center}.nav nav{display:flex;gap:14px}.nav a{color:#fff;text-decoration:none}
.body-pad{padding:28px 0}.section{padding:28px 0;border-bottom:1px solid #d8e0e8}.cards{display:grid;gap:12px}.cards.three{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.cards.two{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.cards.four{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px}.card img{width:100%;height:170px;object-fit:cover;border-radius:8px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px;background:#fff;padding:14px;border-radius:10px;border:1px solid var(--line)}
.form-grid h3,.form-grid textarea,.form-grid button{grid-column:1/-1}
input,select,textarea,button{width:100%;padding:10px;border-radius:8px;border:1px solid #cdd8e4;font:inherit}button{background:var(--accent);color:#fff;border:none;cursor:pointer}
.alert{padding:10px;border-radius:8px;margin-bottom:10px}.success{background:#d6f2df;color:#0c6f34}.error{background:#f6d9d9;color:var(--danger)}
.wa{display:inline-block;background:#1ea05e;color:#fff;padding:9px 12px;border-radius:8px;text-decoration:none}
.login-wrap{max-width:420px;margin:8vh auto;background:#fff;border:1px solid var(--line);padding:20px;border-radius:12px}.muted{color:var(--muted);font-size:13px}
.admin-shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.admin-side{background:#132b44;color:#fff;padding:16px}.admin-side nav{display:grid;gap:6px;margin:14px 0}.admin-side a{color:#e8eff9;text-decoration:none}.admin-main{padding:18px}
.panel{background:#fff;border:1px solid var(--line);padding:14px;border-radius:10px;margin:12px 0;overflow:auto}table{width:100%;border-collapse:collapse}th,td{border-bottom:1px solid #e3e8ef;padding:8px;text-align:left;font-size:14px}
.actions{display:flex;gap:6px;flex-wrap:wrap}
.btn-link{display:inline-block;padding:6px 10px;border-radius:6px;border:1px solid #bfcddd;background:#f6f9fc;color:#163049;text-decoration:none;cursor:pointer;font-size:12px}
.btn-link:hover{background:#e7eff8}
.btn-print{font:inherit}
@media(max-width:920px){.admin-shell{grid-template-columns:1fr}.admin-side{position:sticky;top:0}}