:root{--blue:#0d225f;--blue2:#173a9a;--yellow:#ffd527;--ink:#17191f;--muted:#707681;--line:#e3e5e8;--bg:#f5f6f8}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg)}a{text-decoration:none}.admin-shell{min-height:100vh}.admin-sidebar{position:fixed;inset:0 auto 0 0;width:260px;background:#0b1538;color:#fff;padding:26px 18px;display:flex;flex-direction:column;z-index:1040}.admin-logo{background:#fff;border-radius:14px;padding:8px 12px;margin-bottom:32px}.admin-logo img{width:100%;height:auto}.admin-sidebar nav{display:grid;gap:5px}.admin-sidebar nav a,.admin-side-bottom a{display:flex;gap:11px;align-items:center;padding:12px 14px;border-radius:10px;color:rgba(255,255,255,.7);font-weight:600}.admin-sidebar nav a:hover,.admin-sidebar nav a.active,.admin-side-bottom a:hover{background:rgba(255,255,255,.1);color:#fff}.admin-sidebar nav a.active{color:var(--yellow)}.admin-side-bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding-top:15px;display:grid;gap:4px}.admin-main{margin-left:260px;min-height:100vh}.admin-top{height:78px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 32px;position:sticky;top:0;z-index:1020}.admin-top strong,.admin-top span{display:block}.admin-top span{font-size:.78rem;color:var(--muted);margin-top:3px}.sidebar-toggle{display:none;border:0;background:transparent;font-size:1.7rem;margin-right:12px}.admin-content{padding:32px;max-width:1500px;margin:auto}.admin-welcome,.admin-page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px}.admin-welcome h1,.admin-page-heading h1{font-size:2rem;font-weight:800;margin:0 0 5px}.admin-welcome p,.admin-page-heading p{color:var(--muted);margin:0}.stat-card,.admin-panel{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 30px rgba(17,31,74,.035)}.stat-card{padding:24px;display:flex;align-items:center;gap:18px}.stat-card>i{width:52px;height:52px;border-radius:15px;background:#edf1ff;color:var(--blue);display:grid;place-items:center;font-size:1.35rem}.stat-card strong,.stat-card span{display:block}.stat-card strong{font-size:1.75rem}.stat-card span{font-size:.82rem;color:var(--muted)}.admin-panel{padding:26px}.admin-panel h2{font-size:1.2rem;font-weight:800;margin-bottom:20px}.quick-actions{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.quick-actions a{border:1px solid var(--line);border-radius:14px;padding:22px;color:var(--ink);transition:.2s}.quick-actions a:hover{border-color:#b7c2e7;transform:translateY(-2px)}.quick-actions i,.quick-actions strong,.quick-actions span{display:block}.quick-actions i{font-size:1.5rem;color:var(--blue);margin-bottom:24px}.quick-actions strong{margin-bottom:5px}.quick-actions span{font-size:.83rem;color:var(--muted);line-height:1.45}.form-label{font-size:.84rem;font-weight:700}.form-control,.form-select{border-radius:10px;min-height:48px;border-color:#dfe2e7}.form-control:focus,.form-select:focus{border-color:var(--blue2);box-shadow:0 0 0 .2rem rgba(23,58,154,.08)}textarea.form-control{min-height:auto}.btn-primary{background:var(--blue);border-color:var(--blue);font-weight:700}.btn-primary:hover{background:var(--blue2);border-color:var(--blue2)}.admin-table th{font-size:.76rem;text-transform:uppercase;letter-spacing:.06em;color:#777d88;border-bottom-color:var(--line)}.admin-table td{padding-top:16px;padding-bottom:16px;border-bottom-color:#edf0f2}.table-thumb{width:64px;height:52px;object-fit:cover;border-radius:9px}.event-admin-preview{width:100%;height:150px;object-fit:cover;border-radius:12px}.login-body{min-height:100vh;background:linear-gradient(135deg,#081439,#142b72);display:grid;place-items:center;padding:25px}.login-card{width:min(100%,470px);background:#fff;border-radius:24px;padding:40px;box-shadow:0 30px 90px rgba(0,0,0,.25)}.login-card>img{width:260px;max-width:100%;margin-bottom:30px}.login-copy h1{font-size:1.8rem;font-weight:800;margin-bottom:7px}.login-copy p{color:var(--muted);margin-bottom:25px}.back-site{display:block;text-align:center;margin-top:22px;color:var(--blue);font-weight:700;font-size:.87rem}
@media(max-width:1100px){.quick-actions{grid-template-columns:repeat(2,1fr)}}@media(max-width:850px){.admin-sidebar{transform:translateX(-100%);transition:.25s}.sidebar-open .admin-sidebar{transform:none}.admin-main{margin-left:0}.sidebar-toggle{display:block}.admin-content{padding:22px}.admin-top{padding:0 20px}.admin-welcome,.admin-page-heading{align-items:flex-start;flex-direction:column}.quick-actions{grid-template-columns:1fr}}@media(max-width:520px){.login-card{padding:28px 22px}.admin-panel{padding:20px}.admin-content{padding:16px}}