*{margin:0;padding:0;box-sizing:border-box}body{font-family:Plus Jakarta Sans,system-ui,sans-serif;background:#fafbfc;color:#0f172a}:root{--bg: #FAFBFC;--bg-card: #FFFFFF;--bg-secondary: #F1F5F9;--text: #0F172A;--text-secondary: #64748B;--text-tertiary: #94A3B8;--border: #E2E8F0;--border-subtle: #F1F5F9;--accent: #4F46E5;--accent-light: rgba(79,70,229,.08);--success: #059669;--warning: #D97706;--danger: #DC2626;--radius: 10px;--radius-sm: 6px;--font: "Plus Jakarta Sans", system-ui, sans-serif;--mono: "JetBrains Mono", monospace}body{font-family:var(--font);background:var(--bg);color:var(--text)}.admin-layout{display:flex;min-height:100vh}.admin-sidebar{width:240px;background:var(--bg-card);border-right:1px solid var(--border);padding:20px 0;flex-shrink:0;position:sticky;top:0;height:100vh;overflow-y:auto}.admin-sidebar-brand{padding:0 20px 16px;border-bottom:1px solid var(--border);margin-bottom:12px}.admin-sidebar-brand h1{font-size:16px;font-weight:700;color:var(--text)}.admin-sidebar-brand p{font-size:11px;color:var(--text-tertiary);margin-top:2px}.admin-nav-group{padding:8px 12px 4px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary)}.admin-nav-item{display:block;width:100%;padding:7px 20px;font-size:13px;color:var(--text-secondary);cursor:pointer;border:none;background:none;text-align:left;font-family:var(--font);transition:all .1s;border-left:3px solid transparent}.admin-nav-item:hover{background:var(--bg-secondary);color:var(--text)}.admin-nav-item.active{background:var(--accent-light);color:var(--accent);border-left-color:var(--accent);font-weight:600}.admin-main{flex:1;padding:24px 32px;max-width:960px}.admin-main h2{font-size:20px;font-weight:700;margin-bottom:4px}.admin-main .subtitle{font-size:13px;color:var(--text-secondary);margin-bottom:20px}.admin-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;margin-bottom:16px}.admin-input{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;font-family:var(--font);outline:none;transition:border-color .15s;background:#fff;color:var(--text)}.admin-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}.admin-label{display:block;font-size:11px;font-weight:600;color:var(--text-secondary);margin-bottom:4px;text-transform:uppercase;letter-spacing:.03em}.admin-btn{padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;cursor:pointer;border:none;font-family:var(--font);transition:all .15s}.admin-btn-primary{background:var(--accent);color:#fff}.admin-btn-primary:hover{opacity:.9}.admin-btn-ghost{background:none;border:1px solid var(--border);color:var(--text-secondary)}.admin-btn-ghost:hover{background:var(--bg-secondary)}.admin-btn-danger{background:var(--danger);color:#fff}.admin-badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:10px;font-weight:600}.admin-spinner{width:24px;height:24px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.admin-toggle{position:relative;display:inline-block;width:36px;height:20px;cursor:pointer}.admin-toggle input{opacity:0;width:0;height:0}.admin-toggle-slider{position:absolute;top:0;right:0;bottom:0;left:0;background:#cbd5e1;border-radius:20px;transition:.2s}.admin-toggle-slider:before{content:"";position:absolute;width:16px;height:16px;left:2px;bottom:2px;background:#fff;border-radius:50%;transition:.2s}.admin-toggle input:checked+.admin-toggle-slider{background:var(--accent)}.admin-toggle input:checked+.admin-toggle-slider:before{transform:translate(16px)}