:root{--admin-bg: linear-gradient(135deg, #F4F6FF 0%, #EFF2FF 50%, #E8EDFF 100%);--admin-card-shadow: 0 1px 3px rgba(15, 23, 42, .04), 0 8px 24px rgba(45, 97, 250, .06);--admin-card-shadow-hover: 0 4px 12px rgba(15, 23, 42, .06), 0 16px 40px rgba(45, 97, 250, .12);--color-danger: #DC2626;--color-success: #059669}html,body{margin:0;padding:0;font-family:Poppins,system-ui,sans-serif}body{background:var(--admin-bg);background-attachment:fixed;color:var(--color-ink);min-height:100vh}body:before{content:"";position:fixed;top:-200px;right:-200px;width:600px;height:600px;background:radial-gradient(circle,rgba(128,140,255,.18),transparent 70%);pointer-events:none;z-index:0}body:after{content:"";position:fixed;bottom:-300px;left:-200px;width:700px;height:700px;background:radial-gradient(circle,rgba(45,97,250,.1),transparent 70%);pointer-events:none;z-index:0}header.admin-nav{position:sticky;top:0;z-index:10;background:#ffffffd9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);padding:14px 24px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}header.admin-nav .brand{font-weight:700;font-size:16px;color:var(--color-primary);display:flex;align-items:center;gap:10px;margin-right:auto}header.admin-nav .brand-mark{width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:14px;box-shadow:0 4px 12px #2d61fa4d}header.admin-nav .brand-text{display:flex;flex-direction:column;line-height:1.2}header.admin-nav .brand-text small{font-size:11px;font-weight:500;color:var(--color-ink-soft);letter-spacing:.05em;text-transform:uppercase}header.admin-nav nav{display:flex;gap:4px;flex-wrap:wrap}header.admin-nav nav a{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;color:var(--color-ink-soft);text-decoration:none;font-size:14px;font-weight:500;transition:all .15s}header.admin-nav nav a:hover{background:#2d61fa14;color:var(--color-accent)}header.admin-nav nav a.active{background:var(--color-accent);color:#fff;box-shadow:0 2px 8px #073bd44d}header.admin-nav nav a .nav-icon{font-size:16px;line-height:1}header.admin-nav form{margin:0}header.admin-nav button.logout{background:transparent;border:1px solid var(--color-border);color:var(--color-ink-soft);padding:7px 14px;border-radius:999px;font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;transition:all .15s}header.admin-nav button.logout:hover{color:var(--color-danger);border-color:var(--color-danger);background:#dc26260d}main{max-width:1100px;margin:0 auto;padding:32px 24px 64px;position:relative;z-index:1}h1{margin:0 0 28px;font-size:32px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700;letter-spacing:-.02em;font-family:Poppins,sans-serif}h2{margin:24px 0 14px;font-size:18px;color:var(--color-ink);font-weight:600}.card{background:#ffffffeb;backdrop-filter:blur(8px);border:1px solid var(--color-border);border-radius:20px;padding:24px;margin-bottom:16px;box-shadow:var(--admin-card-shadow);transition:box-shadow .2s,transform .2s}a.card:hover{box-shadow:var(--admin-card-shadow-hover);transform:translateY(-2px)}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}label{display:block;font-size:13px;font-weight:500;margin-bottom:6px;color:var(--color-ink)}input,textarea,select{width:100%;padding:11px 14px;border:1px solid var(--color-border);border-radius:10px;font-size:14px;font-family:inherit;background:#fff;color:var(--color-ink);transition:border-color .15s,box-shadow .15s;box-sizing:border-box}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px #808cff40}textarea{resize:vertical;min-height:90px;font-family:inherit}.btn{display:inline-flex;align-items:center;gap:6px;padding:11px 20px;border-radius:999px;border:none;font-weight:500;font-size:14px;font-family:inherit;cursor:pointer;text-decoration:none;transition:all .15s}.btn-primary{background:linear-gradient(135deg,var(--color-accent) 0%,var(--color-primary) 100%);color:#fff;box-shadow:0 2px 8px #073bd440}.btn-primary:hover{box-shadow:0 4px 16px #073bd466;transform:translateY(-1px)}.btn-ghost{background:#ffffffb3;color:var(--color-ink-soft);border:1px solid var(--color-border)}.btn-ghost:hover{border-color:var(--color-accent);color:var(--color-accent);background:#fff}.btn-danger{background:transparent;color:var(--color-danger);border:1px solid rgba(220,38,38,.4)}.btn-danger:hover{background:var(--color-danger);color:#fff;border-color:var(--color-danger)}.btn-sm{padding:7px 14px;font-size:13px}.flash{padding:14px 18px;border-radius:12px;margin-bottom:20px;font-size:14px;font-weight:500}.flash-success{background:#d1fae5;color:#065f46;border:1px solid #6EE7B7}.flash-error{background:#fee2e2;color:#991b1b;border:1px solid #FCA5A5}table{width:100%;border-collapse:collapse}table th,table td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--color-border);font-size:14px}table th{font-weight:600;color:var(--color-ink-soft);font-size:12px;text-transform:uppercase;letter-spacing:.05em;background:#f4f6ff80}table tr:last-child td{border-bottom:none}table tr:hover td{background:#f4f6ff66}.muted{color:var(--color-ink-soft);font-size:13px}.row-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.row-actions form{margin:0;display:inline}pre{white-space:pre-wrap;word-break:break-word;margin:0;font-family:inherit;background:#f4f6ff80;padding:12px 16px;border-radius:10px;border-left:3px solid var(--color-accent);color:var(--color-ink)}code{background:#2d61fa1a;color:var(--color-accent);padding:2px 6px;border-radius:4px;font-size:.9em}@media(max-width:640px){header.admin-nav{padding:12px 16px;gap:12px}header.admin-nav nav a{padding:6px 10px;font-size:13px}header.admin-nav nav a .nav-icon{font-size:14px}header.admin-nav .brand-text small{display:none}main{padding:24px 16px 48px}h1{font-size:26px}.card{padding:18px;border-radius:16px}}