.app-layout {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 0 32px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.app-header-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.app-header-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.app-header-brand span {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.btn-logout {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: color var(--transition), border-color var(--transition);
}

    .btn-logout:hover {
        color: var(--text-primary);
        border-color: var(--text-secondary);
    }

.app-content {
    flex: 1;
    padding: 32px;
}

.app-container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.welcome-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-lg);
    padding: 32px 36px;
}

    .welcome-banner h1 {
        font-size: 24px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 6px;
    }

    .welcome-banner p {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.75);
    }

.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 24px 16px;
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 14px;
}

.stat-icon-total {
    background: rgba(37, 99, 235, 0.12);
    color: var(--primary-color);
}

.stat-icon-auto {
    background: rgba(16, 185, 129, 0.12);
    color: #10b981;
}

.stat-icon-manual {
    background: rgba(139, 92, 246, 0.12);
    color: #a78bfa;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
}

.dashboard-row {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 24px;
    align-items: start;
}

.history-card {
    min-height: 320px;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.history-header {
    margin-bottom: 20px;
}

.history-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

    .history-title i {
        color: var(--text-secondary);
        font-size: 15px;
    }

.history-table-wrapper {
    overflow-x: auto;
    flex: 1;
}

.history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

    .history-table thead th {
        text-align: left;
        padding: 10px 12px;
        font-weight: 600;
        font-size: 11px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        color: var(--text-secondary);
        border-bottom: 1px solid var(--border-color);
    }

    .history-table tbody td {
        padding: 11px 12px;
        color: var(--text-primary);
        border-bottom: 1px solid var(--border-color);
    }

    .history-table tbody tr:last-child td {
        border-bottom: none;
    }

.history-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-muted);
}

    .history-empty i {
        font-size: 40px;
    }

    .history-empty p {
        font-size: 14px;
    }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
}

.badge-auto {
    background: rgba(16, 185, 129, 0.12);
    color: #10b981;
}

.badge-manual {
    background: rgba(139, 92, 246, 0.12);
    color: #a78bfa;
}

.history-link {
    color: var(--text-secondary);
    transition: color var(--transition);
    font-size: 14px;
}

    .history-link:hover {
        color: var(--primary-color);
    }

.actions-card {
    padding: 28px 24px;
}

.actions-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

    .actions-title i {
        color: var(--text-secondary);
        font-size: 15px;
    }

.actions-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

    .actions-list form {
        display: contents;
    }

.action-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition);
    font-family: inherit;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
}

    .action-item:hover {
        border-color: var(--input-border);
        background: var(--surface);
    }

.action-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    flex-shrink: 0;
}

.action-icon-sqlserver {
    background: rgba(37, 99, 235, 0.12);
    color: var(--primary-color);
}

.action-icon-postgresql {
    background: rgba(13, 150, 136, 0.12);
    color: #0d9688;
}

.action-icon-google {
    background: rgba(234, 67, 53, 0.12);
    color: #ea4335;
}

.action-icon-logout {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-secondary);
}

.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    background: radial-gradient(circle at 50% 40%, rgba(37, 99, 235, 0.04) 0%, transparent 60%);
}

.error-card {
    text-align: center;
    width: 100%;
    max-width: 420px;
}

.error-icon {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 36px;
    color: var(--error-color);
}

.error-code {
    display: block;
    font-size: 56px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -2px;
    line-height: 1;
    margin-bottom: 12px;
}

.error-card h1 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.error-message {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 36px;
    line-height: 1.6;
}

.error-detail {
    font-size: 12px;
    color: var(--text-muted);
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    margin-bottom: 28px;
    text-align: left;
    word-break: break-word;
    line-height: 1.5;
}

.error-card .btn {
    max-width: 260px;
    margin: 0 auto;
    text-decoration: none;
}

@media (max-width: 768px) {
    .app-header {
        padding: 0 16px;
    }

    .app-content {
        padding: 16px 12px;
    }

    .card {
        padding: 20px 16px;
    }

    .dashboard-row {
        grid-template-columns: 1fr;
    }

    .history-card {
        min-height: auto;
    }

    .history-table {
        min-width: 560px;
    }
}