:root{--navy: #1b2a6b;--navy-dark: #14204f;--blue: #3b6cf6;--orange: #ff8a3d;--teal: #14b8a6;--danger: #e5484d;--bg: #f2f4fb;--card: #ffffff;--ink: #22304a;--muted: #6a7a9c;--line: #e3e8f5;--radius: 14px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Avenir Next,Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);line-height:1.5}img{max-width:100%}a{color:var(--blue)}.admin-loading{min-height:100vh;display:flex;align-items:center;justify-content:center}.spinner{width:40px;height:40px;border:4px solid var(--line);border-top-color:var(--orange);border-radius:50%;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 20% 20%,rgba(255,255,255,.12) 0 3px,transparent 4px),radial-gradient(circle at 80% 70%,rgba(255,201,60,.12) 0 3px,transparent 4px),linear-gradient(160deg,var(--navy),var(--navy-dark));padding:20px}.login-card{background:#fff;border-radius:20px;padding:40px 36px;width:100%;max-width:400px;box-shadow:0 30px 80px #00000059;text-align:center}.login-card img{width:150px;margin:0 auto 16px;border-radius:14px;background:var(--bg);padding:6px 10px}.login-card h1{font-size:1.4rem;color:var(--navy);margin-bottom:4px}.login-sub{color:var(--muted);font-size:.92rem;margin-bottom:18px}.login-form{display:grid;gap:14px;text-align:left}.login-form label{display:grid;gap:6px;font-weight:600;font-size:.92rem}.login-form input{padding:11px 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit}.login-form input:focus{outline:2px solid var(--blue);border-color:transparent}.admin-shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{background:var(--navy);color:#fff;display:flex;flex-direction:column;padding:20px 14px;position:sticky;top:0;height:100vh}.side-brand{display:flex;gap:10px;align-items:center;padding:6px 8px 18px;border-bottom:1px solid rgba(255,255,255,.15)}.side-brand img{width:46px;border-radius:10px;background:#fff;padding:2px 4px}.side-brand strong{display:block;font-size:1.05rem}.side-brand span{font-size:.78rem;color:#fff9}.side-nav{display:grid;gap:6px;padding-top:16px;flex:1}.side-nav button{text-align:left;border:0;background:transparent;color:#ffffffc7;font:inherit;font-weight:600;padding:11px 14px;border-radius:10px;cursor:pointer}.side-nav button:hover{background:#ffffff1a}.side-nav button.active{background:var(--orange);color:#fff}.side-footer{border-top:1px solid rgba(255,255,255,.15);padding-top:14px;display:grid;gap:10px}.side-user{font-size:.85rem;color:#fff9;padding:0 8px}.admin-main{padding:28px 32px;overflow-y:auto}.page{max-width:1060px;margin:0 auto;display:grid;gap:20px}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap}.page h1{color:var(--navy);font-size:1.5rem}.muted{color:var(--muted)}.small{font-size:.85rem}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 4px 14px #1b2a6b0d}.card h2{color:var(--navy);font-size:1.12rem;margin-bottom:14px}.card h2:not(:first-child){margin-top:26px}.field{display:grid;gap:6px;font-weight:600;font-size:.9rem}.field input,.field select,.field textarea{padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;font-weight:400;background:#fff}.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--blue);border-color:transparent}.field textarea{resize:vertical}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px}.form-actions{display:flex;gap:10px;margin-top:20px}.btn-primary{background:var(--navy);color:#fff;border:0;font:inherit;font-weight:700;padding:11px 20px;border-radius:10px;cursor:pointer}.btn-primary:hover{background:var(--navy-dark)}.btn-primary:disabled{opacity:.6;cursor:wait}.btn-ghost{background:transparent;color:var(--navy);border:1.5px solid var(--line);font:inherit;font-weight:600;padding:9px 16px;border-radius:10px;cursor:pointer}.btn-ghost:hover{border-color:var(--navy)}.btn-danger{background:transparent;color:var(--danger);border:1.5px solid rgba(229,72,77,.35);font:inherit;font-weight:600;padding:9px 14px;border-radius:10px;cursor:pointer}.btn-danger:hover{background:var(--danger);color:#fff}.alert{border-radius:10px;padding:11px 14px;font-weight:600;font-size:.92rem}.alert-error{background:#fdecec;color:var(--danger)}.alert-ok{background:#e6f7f1;color:#0e7a5f}.table-card{padding:8px;overflow-x:auto}.table{width:100%;border-collapse:collapse}.table th{text-align:left;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:12px 10px;border-bottom:1.5px solid var(--line)}.table td{padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:middle}.table tr:last-child td{border-bottom:0}.row-disabled td{opacity:.5}.order-cell{display:inline-flex;align-items:center;gap:6px}.btn-icon{border:1px solid var(--line);background:#fff;border-radius:8px;width:26px;height:26px;cursor:pointer;color:var(--navy);font-size:.9rem;line-height:1}.btn-icon:hover{border-color:var(--navy)}.row-actions{display:flex;gap:8px;justify-content:flex-end}.thumb{width:44px;height:44px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}.thumb-lg{width:90px;height:90px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}.chip-kind{display:inline-block;font-size:.78rem;font-weight:700;padding:4px 12px;border-radius:999px}.kind-text{background:#eef1fb;color:var(--navy)}.kind-list{background:#fff3e6;color:#b45309}.kind-badges{background:#e8faf5;color:#0e7a5f}.kind-prices{background:#fff7df;color:#92600a}.kind-image{background:#f1ecfd;color:#6d3fd8}.kind-cta{background:#eef1fb;color:var(--navy)}.switch{width:42px;height:24px;border-radius:999px;border:0;background:#cdd6ea;position:relative;cursor:pointer;transition:background .2s}.switch:after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:left .2s;box-shadow:0 1px 3px #00000040}.switch.on{background:var(--teal)}.switch.on:after{left:21px}.hero-image-row{display:flex;gap:18px;align-items:center}.hero-preview{width:110px;border-radius:12px;border:1px solid var(--line);object-fit:cover}.hero-preview-empty{width:110px;height:90px;border:1.5px dashed var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.85rem}.hero-image-actions{display:grid;gap:10px}.image-picker{display:flex;gap:14px;align-items:center}.image-picker-actions{display:grid;gap:10px}@media (max-width: 900px){.admin-shell{grid-template-columns:1fr}.sidebar{position:static;height:auto}.side-nav{grid-template-columns:repeat(3,1fr)}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.admin-main{padding:18px 14px}}.side-group{display:grid;gap:4px;margin-bottom:10px}.side-group-title{font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:#ffffff73;padding:8px 14px 2px;font-weight:700}.side-nav button .ico{display:inline-block;width:24px;margin-right:6px}.side-nav{overflow-y:auto}.side-link{display:block;margin-top:8px;padding:10px 14px;color:var(--yellow, #ffc93c);font-weight:700;text-decoration:none;border-radius:10px}.side-link:hover{background:#ffffff1a}.page-wide{max-width:1400px}.head-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.head-actions select,.toolbar select,.add-row select{padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;background:#fff}.btn-back{border:0;background:transparent;color:var(--blue);font:inherit;font-weight:700;cursor:pointer;padding:0;text-align:left}.btn-primary.small,.btn-ghost.small{padding:6px 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var(--line);border-radius:10px;font:inherit;width:320px;max-width:100%}.check{display:inline-flex;gap:8px;align-items:center;font-weight:600;font-size:.9rem;cursor:pointer}.field-title{font-weight:700;font-size:.9rem;margin-bottom:8px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#14204f8c;display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow-y:auto;z-index:100}.modal{background:#fff;border-radius:18px;width:100%;max-width:640px;box-shadow:0 30px 80px #00000059}.modal-wide{max-width:960px}.modal-head{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line)}.modal-head h2{color:var(--navy);font-size:1.15rem}.modal-body{padding:22px}.form-grid{display:grid;gap:14px}.moodle-status{display:flex;justify-content:space-between;align-items:center;gap:14px;border-left:6px solid 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.row-actions{justify-content:flex-start;flex-wrap:wrap}.class-meta{display:grid;gap:4px;font-size:.92rem;margin:6px 0 10px}.slot-list{list-style:none;display:grid;gap:4px;margin-bottom:12px;font-size:.9rem}.slot-list li{display:flex;justify-content:space-between;align-items:center;background:var(--bg);border-radius:8px;padding:6px 10px}.tabs{display:flex;gap:6px;border-bottom:2px solid var(--line);flex-wrap:wrap}.tabs button{border:0;background:transparent;font:inherit;font-weight:700;color:var(--muted);padding:10px 16px;cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-2px}.tabs button.active{color:var(--navy);border-bottom-color:var(--orange)}.section-card{padding:16px 20px}.section-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.section-head h3{color:var(--navy);font-size:1.05rem}.mod-list{list-style:none;margin-top:10px;display:grid;gap:4px}.mod-list li{display:grid;grid-template-columns:28px 1fr auto 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h3{color:var(--navy);font-size:1rem;margin-bottom:8px}.creds{background:var(--bg);border-radius:12px;padding:14px;display:grid;gap:8px}.creds-row{display:flex;justify-content:space-between;gap:10px;font-size:.92rem}.creds-row span{color:var(--muted);font-weight:600}.creds code{background:#fff;padding:2px 8px;border-radius:6px;border:1px solid var(--line);font-size:1rem}.creds-actions{display:flex;gap:8px;margin-top:4px}.dl{display:grid;gap:6px;font-size:.92rem}.dl div{display:grid;grid-template-columns:150px 1fr;gap:8px}.dl dt{color:var(--muted);font-weight:600}.add-row{display:flex;gap:8px;margin-top:12px}.add-row select{flex:1}.upload-box{border:2px dashed var(--line);border-radius:12px;padding:16px;background:var(--bg)}.preview-card{max-height:320px;overflow-y:auto}.q-preview{padding-left:20px;display:grid;gap:8px;margin-top:10px;font-size:.92rem}.err-list{color:#b45309;padding-left:18px;margin-top:6px}.timetable-card{padding:16px;overflow-x:auto}.timetable{display:grid;min-width:760px;position:relative}.tt-day{text-align:center;font-weight:800;color:var(--navy);padding:6px 0 10px}.tt-hours{position:relative}.tt-hour{position:absolute;right:8px;transform:translateY(-50%);font-size:.75rem;color:var(--muted);font-weight:600}.tt-col{position:relative;border-left:1px solid var(--line)}.tt-line{position:absolute;left:0;right:0;border-top:1px dashed var(--line)}.tt-event{position:absolute;left:4px;right:4px;border:0;border-radius:10px;color:#fff;text-align:left;padding:6px 8px;font:inherit;cursor:pointer;display:grid;gap:1px;overflow:hidden;box-shadow:0 4px 12px #1b2a6b2e;line-height:1.2}.tt-event strong{font-size:.85rem}.tt-event span,.tt-event small{font-size:.75rem;opacity:.92}.tt-event:hover{filter:brightness(1.08)}@media (max-width: 900px){.detail-grid,.side-nav{grid-template-columns:1fr}}.side-footer .btn-ghost{color:#fff;border-color:#fff6}.side-footer .btn-ghost:hover{border-color:#fff;background:#ffffff1a}