:root{--color-primary: #4f46e5;--color-primary-hover: #4338ca;--color-primary-light: #e0e7ff;--bg-body: #f8fafc;--bg-surface: #ffffff;--bg-surface-hover: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: #e2e8f0;--border-color-focus: #cbd5e1;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius-sm: 6px;--radius-md: 12px;--radius-lg: 16px;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color:var(--text-primary);background-color:var(--bg-body);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;min-height:100vh}*{box-sizing:border-box}.admin-card{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease}.admin-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.admin-btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;background-color:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:500;cursor:pointer;transition:background-color .2s ease}.admin-btn-primary:hover{background-color:var(--color-primary-hover)}.admin-btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;background-color:#fff;color:var(--text-primary);border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.admin-btn-outline:hover{background-color:var(--bg-surface-hover);border-color:var(--border-color-focus)}.admin-input{padding:8px 12px;border-radius:var(--radius-sm);border:1px solid var(--border-color);font-size:14px;color:var(--text-primary);background:var(--bg-surface);transition:border-color .2s ease,box-shadow .2s ease}.admin-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}