/* ── Reset & Base ────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:#0d0d1a;color:#e0e0e0;min-height:100vh}

/* ── Frontend ────────────────────────────────────────────── */
.frontend-page{display:flex;flex-direction:column;height:100vh;overflow:hidden}
.header-bar{display:flex;align-items:center;justify-content:space-between;padding:18px 28px;background:linear-gradient(135deg,#1a1a2e,#16213e);border-bottom:1px solid #2a2a4a;flex-shrink:0}
.header-bar h1{font-size:1.5rem;font-weight:600;color:#f0c040;letter-spacing:1px}
.icon-warning{margin-right:6px}
.search-box{display:flex;gap:8px}
.search-box input{width:280px;padding:8px 14px;border:1px solid #3a3a5a;border-radius:6px;background:#1e1e32;color:#e0e0e0;font-size:0.9rem;outline:none;transition:border-color .2s}
.search-box input:focus{border-color:#f0c040}
.search-box button{padding:8px 20px;border:none;border-radius:6px;background:#f0c040;color:#1a1a2e;font-weight:600;cursor:pointer;transition:background .2s}
.search-box button:hover{background:#ffd866}

.carousel-container{flex:1;overflow:hidden;position:relative;padding:20px 0}
.carousel-track{display:flex;gap:16px;padding:0 20px;will-change:transform}

.carousel-card{flex:0 0 280px;background:linear-gradient(145deg,#1c1c32,#222244);border:1px solid #333366;border-radius:10px;padding:18px 16px;display:flex;flex-direction:column;gap:8px;min-height:280px;box-shadow:0 4px 20px rgba(0,0,0,.4);transition:border-color .3s}
.carousel-card:hover{border-color:#f0c040}
.card-field{display:flex;flex-direction:column;gap:1px}
.card-field .label{font-size:0.7rem;color:#8888aa;text-transform:uppercase;letter-spacing:0.5px}
.card-field .val{font-size:0.9rem;color:#e8e8f0;word-break:break-all}
.card-field .val.mono{font-family:"Cascadia Code","Fira Code",Consolas,monospace;font-size:0.82rem}
.card-time{font-size:0.72rem;color:#666688;margin-top:auto;text-align:right}
.empty-state{display:flex;align-items:center;justify-content:center;height:100%;width:100%;color:#666688;font-size:1.2rem}

.footer-info{text-align:center;padding:12px;font-size:0.8rem;color:#555577;border-top:1px solid #1e1e3a;flex-shrink:0}

/* ── Admin Pages ─────────────────────────────────────────── */
.admin-page{display:flex;flex-direction:column;align-items:center;min-height:100vh;background:#0d0d1a;padding:40px 20px}
.admin-card{background:linear-gradient(145deg,#1c1c32,#222244);border:1px solid #333366;border-radius:12px;padding:40px;width:100%;max-width:420px;margin:auto}
.admin-card h2{color:#f0c040;margin-bottom:8px;text-align:center}
.admin-card .subtitle{color:#8888aa;font-size:0.9rem;margin-bottom:24px;text-align:center}

.form-group{display:flex;flex-direction:column;gap:4px;margin-bottom:16px}
.form-group label{font-size:0.85rem;color:#aaaacc}
.form-group input{padding:10px 14px;border:1px solid #3a3a5a;border-radius:6px;background:#151528;color:#e0e0e0;font-size:0.95rem;outline:none;transition:border-color .2s}
.form-group input:focus{border-color:#f0c040}
.form-group .req{color:#e74c3c}

.admin-card button,#addBtn{width:100%;padding:12px;border:none;border-radius:6px;background:#f0c040;color:#1a1a2e;font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s;margin-top:4px}
.admin-card button:hover,#addBtn:hover{background:#ffd866}

.msg{margin-top:12px;font-size:0.9rem;text-align:center;min-height:1.2em}

/* Admin dashboard */
.admin-header{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1200px;padding:16px 0;border-bottom:1px solid #2a2a4a;margin-bottom:24px}
.admin-header h2{color:#f0c040}
.btn-sm{padding:6px 16px;border:none;border-radius:4px;background:#e74c3c;color:#fff;cursor:pointer;font-size:0.85rem}
.btn-sm:hover{background:#ff6b6b}

.admin-body{width:100%;max-width:1200px;display:flex;flex-direction:column;gap:24px}
.add-card,.list-card{background:linear-gradient(145deg,#1c1c32,#222244);border:1px solid #333366;border-radius:10px;padding:24px}
.add-card h3,.list-card h3{color:#e0e0f0;margin-bottom:16px;font-size:1.1rem}
.form-row{display:flex;gap:12px;flex-wrap:wrap}
.form-row .form-group{flex:1;min-width:180px}
#addBtn{display:inline-block;width:auto;padding:10px 28px;margin-top:8px}

.search-bar{margin-bottom:12px}

table{width:100%;border-collapse:collapse;font-size:0.85rem}
thead th{text-align:left;padding:10px 8px;border-bottom:2px solid #333366;color:#8888aa;font-weight:500;white-space:nowrap}
tbody td{padding:10px 8px;border-bottom:1px solid #2a2a4a;word-break:break-all}
tbody tr:hover{background:rgba(240,192,64,0.04)}
.time-col{font-size:0.78rem;color:#666688;white-space:nowrap}
.btn-del{padding:4px 12px;border:none;border-radius:4px;background:#c0392b;color:#fff;cursor:pointer;font-size:0.8rem}
.btn-del:hover{background:#e74c3c}

@media(max-width:720px){
  .header-bar{flex-direction:column;gap:12px;padding:14px}
  .search-box input{width:100%}
  .form-row{flex-direction:column}
  .form-row .form-group{min-width:unset}
  .admin-card{padding:24px}
  .carousel-card{flex:0 0 240px}
}