* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --primary: #fe2c55;
    --primary-dark: #e0264a;
    --bg: #f5f6fa;
    --card-bg: #ffffff;
    --text: #1a1a2e;
    --text-secondary: #666;
    --border: #e8e8e8;
    --success: #2ecc71;
    --warning: #f39c12;
    --danger: #e74c3c;
    --radius: 12px;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* Login */
.login-overlay {
    position: fixed; inset: 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    display: flex; align-items: center; justify-content: center;
    z-index: 1000;
}
.login-box {
    background: white; padding: 48px 40px; border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3); width: 400px; text-align: center;
}
.login-box h1 { font-size: 28px; margin-bottom: 8px; }
.login-subtitle { color: #999; margin-bottom: 24px; font-size: 14px; }
.login-box input {
    width: 100%; padding: 14px 16px; border: 2px solid var(--border);
    border-radius: 10px; font-size: 16px; margin-bottom: 16px; outline: none;
    transition: border-color 0.2s;
}
.login-box input:focus { border-color: var(--primary); }

/* Main App */
.main-app { max-width: 1200px; margin: 0 auto; padding: 24px; }

/* Header */
.header { margin-bottom: 24px; }
.header-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.header-top h1 { font-size: 24px; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.user-info { font-size: 13px; color: #999; }
.stats-bar { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.stat-item {
    background: var(--card-bg); padding: 20px; border-radius: var(--radius);
    box-shadow: var(--shadow); text-align: center;
}
.stat-value { font-size: 32px; font-weight: 700; color: var(--primary); display: block; }
.stat-label { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }

/* Form */
.form-section {
    background: var(--card-bg); padding: 28px; border-radius: var(--radius);
    box-shadow: var(--shadow); margin-bottom: 24px;
}
.form-section h2 { font-size: 18px; margin-bottom: 20px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--text-secondary); }
.form-group input {
    width: 100%; padding: 10px 14px; border: 2px solid var(--border);
    border-radius: 8px; font-size: 14px; outline: none; transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary); }
.form-group textarea {
    width: 100%; padding: 10px 14px; border: 2px solid var(--border);
    border-radius: 8px; font-size: 14px; outline: none; transition: border-color 0.2s;
    resize: vertical; font-family: inherit;
}
.required { color: var(--danger); }
.name-row { display: flex; gap: 8px; align-items: center; }
.name-row input { flex: 1; }
.name-preview { font-size: 12px; color: var(--primary); margin-top: 4px; }

/* Buttons */
.btn {
    padding: 10px 20px; border: none; border-radius: 8px; cursor: pointer;
    font-size: 14px; font-weight: 600; transition: all 0.2s;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-outline { background: white; border: 2px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { opacity: 0.9; }

/* Status */
.status-text { margin-top: 12px; font-size: 14px; }
.error-text { color: var(--danger); font-size: 13px; margin-top: 8px; }
.success-text { color: var(--success); }

/* Modal */
.modal {
    position: fixed; inset: 0; background: rgba(0,0,0,0.5);
    display: flex; align-items: center; justify-content: center; z-index: 999;
}
.modal-content {
    background: white; padding: 32px; border-radius: 16px;
    max-width: 700px; width: 90%; max-height: 80vh; overflow-y: auto;
    position: relative;
}
.modal-lg { max-width: 800px; }
.modal-close {
    position: absolute; top: 16px; right: 16px;
    font-size: 24px; cursor: pointer; color: #999;
}
.modal-close:hover { color: #333; }
.result-grid { display: grid; grid-template-columns: 1fr; gap: 16px; margin-top: 16px; }
.result-item label { font-size: 13px; font-weight: 600; color: var(--text-secondary); display: block; margin-bottom: 6px; }
.result-item input, .result-item textarea {
    width: 100%; padding: 8px 12px; border: 1px solid var(--border);
    border-radius: 6px; font-size: 13px; background: #f9f9f9;
}
.copy-row { display: flex; gap: 8px; align-items: start; }
.copy-row input, .copy-row textarea { flex: 1; }

/* Table */
.list-section { background: var(--card-bg); padding: 28px; border-radius: var(--radius); box-shadow: var(--shadow); }
.list-section h2 { font-size: 18px; margin-bottom: 16px; }
.list-controls { display: flex; gap: 12px; margin-bottom: 16px; }
.list-controls input, .list-controls select {
    padding: 8px 14px; border: 2px solid var(--border);
    border-radius: 8px; font-size: 14px; outline: none;
}
.list-controls input { flex: 1; }
.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { background: #fafafa; font-weight: 600; color: var(--text-secondary); font-size: 12px; text-transform: uppercase; }
tr:hover { background: #f8f9ff; }
.empty-text { text-align: center; color: #999; padding: 32px !important; }

.tag {
    display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 600;
}
.tag-active { background: #e8f5e9; color: #2e7d32; }
.tag-pending { background: #fff3e0; color: #e65100; }
.tag-expired { background: #fce4ec; color: #c62828; }

.link-ellipsis {
    max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    display: inline-block; cursor: pointer; color: var(--primary);
}
.link-ellipsis:hover { text-decoration: underline; }

.pwd-short {
    max-width: 150px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    display: inline-block; font-size: 12px; color: var(--primary); cursor: pointer;
}

.btn-group { display: flex; gap: 4px; }
.btn-group .btn { padding: 5px 10px; font-size: 11px; }

/* Responsive */
@media (max-width: 768px) {
    .stats-bar { grid-template-columns: repeat(2,1fr); }
    .form-grid { grid-template-columns: 1fr; }
    .login-box { width: 90%; padding: 32px 24px; }
}