:root{--navy:#071f55;--teal:#0794a1;--soft:#f3f9fb;--muted:#64748b;--line:#dbe8ee;--danger:#dc2626;--success:#059669}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:linear-gradient(135deg,#eef9fb,#ffffff);color:#0f172a}.admin-shell{min-height:100vh}.admin-top{background:linear-gradient(90deg,#0794a1,#071f55);color:#fff;padding:16px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px}.admin-top img{width:54px;height:54px;object-fit:contain;border-radius:16px;background:#fff}.brand-row{display:flex;align-items:center;gap:12px}.admin-top h1{font-size:1.1rem;margin:0}.admin-top span{font-size:.86rem;opacity:.9}.admin-top a{color:#fff;text-decoration:none;font-weight:800}.admin-container{max-width:1100px;margin:26px auto;padding:0 16px}.panel{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:0 24px 60px rgba(7,31,85,.08);padding:22px;margin-bottom:20px}.panel h2{margin:0 0 16px;color:var(--navy)}.login-card{max-width:430px;margin:70px auto}.field{display:flex;flex-direction:column;gap:7px;margin-bottom:14px}.field label{font-weight:800;color:var(--navy);font-size:.9rem}input,textarea,select{border:1px solid var(--line);border-radius:14px;padding:13px 14px;font:inherit;outline:none}textarea{resize:vertical}.btn{display:inline-flex;border:0;border-radius:999px;padding:12px 18px;font-weight:900;text-decoration:none;cursor:pointer;align-items:center;gap:8px}.btn-primary{background:var(--navy);color:#fff}.btn-teal{background:var(--teal);color:#fff}.btn-light{background:#eef8fa;color:var(--teal)}.btn-danger{background:#fee2e2;color:var(--danger)}.alert{border-radius:16px;padding:12px 14px;margin-bottom:14px;font-weight:700}.alert.error{background:#fee2e2;color:#991b1b}.alert.success{background:#d1fae5;color:#065f46}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px}.post-table{width:100%;border-collapse:collapse}.post-table th,.post-table td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}.post-table th{color:var(--navy);font-size:.85rem}.thumb{width:76px;height:52px;object-fit:cover;border-radius:12px;background:#eaf5f7}.actions{display:flex;gap:8px;flex-wrap:wrap}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.full{grid-column:1/-1}.hint{color:var(--muted);font-size:.86rem}.post-preview{max-width:900px;margin:30px auto}.post-preview img{width:100%;max-height:420px;object-fit:cover;border-radius:22px}.post-preview h1{color:var(--navy)}@media(max-width:760px){.admin-top{align-items:flex-start;flex-direction:column}.form-grid{grid-template-columns:1fr}.post-table,.post-table tbody,.post-table tr,.post-table td{display:block;width:100%}.post-table thead{display:none}.post-table tr{border:1px solid var(--line);border-radius:18px;padding:10px;margin-bottom:12px}.post-table td{border:0;padding:7px}}