.main-container {
    display: grid;
    max-width: 1400px;
    padding: 0 24px;
    margin: 24px auto;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.card {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: border-color 0.3s;
}

.card:hover {
    border-color: rgb(64 158 255 / 30%);
}

.card-header {
    gap: 8px;
    margin-bottom: 20px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
}

.card-header .dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.config-grid {
    display: grid;
    margin-bottom: 16px;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.config-item label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-secondary);
    font-size: 13px;
}

.config-item input,
.config-item select,
.selling-points-input input {
    width: 100%;
    padding: 8px 12px;
    color: var(--text-primary);
    background: rgb(0 0 0 / 30%);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 13px;
}

.config-item input:focus,
.config-item select:focus,
.selling-points-input input:focus {
    border-color: var(--primary);
    outline: none;
}

.btn {
    padding: 10px 28px;
    border: 0;
    border-radius: 10px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    gap: 8px;
    transition:
        transform 0.3s,
        box-shadow 0.3s;
}

.btn-primary {
    width: 100%;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), #6366f1);
    justify-content: center;
}

.btn-primary:hover {
    box-shadow: 0 8px 25px rgb(64 158 255 / 35%);
    transform: translateY(-1px);
}

.btn-primary:disabled {
    cursor: not-allowed;
    box-shadow: none;
    opacity: 0.5;
    transform: none;
}

.btn-sm {
    padding: 6px 14px;
    color: var(--primary);
    background: rgb(64 158 255 / 15%);
    border: 1px solid rgb(64 158 255 / 30%);
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
}

.btn-sm:hover,
.btn-sm.active {
    background: rgb(64 158 255 / 25%);
}

.status-badge {
    display: inline-flex;
    padding: 2px 10px;
    border-radius: 20px;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 500;
}

.status-badge.pass {
    color: var(--success);
    background: rgb(103 194 58 / 15%);
}

.status-badge.warning {
    color: var(--warning);
    background: rgb(230 162 60 / 15%);
}

.status-badge.fail,
.status-badge.error {
    color: var(--danger);
    background: rgb(245 108 108 / 15%);
}

.tab-switch {
    display: flex;
    padding: 3px;
    background: rgb(0 0 0 / 20%);
    border-radius: 10px;
    gap: 4px;
}

.tab-btn {
    padding: 6px 14px;
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    white-space: nowrap;
}

.tab-btn.active {
    color: #fff;
    background: var(--primary);
}

.tab-btn:hover:not(.active) {
    color: var(--text-primary);
    background: rgb(255 255 255 / 5%);
}

.kb-badge {
    display: inline-flex;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    margin-left: 2px;
    color: #fff;
    background: var(--danger);
    border-radius: 9px;
    align-items: center;
    justify-content: center;
    font-size: 11px;
}

.loading-overlay {
    display: flex;
    padding: 40px;
    align-items: center;
    justify-content: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgb(64 158 255 / 20%);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.empty-state {
    padding: 60px 20px;
    color: var(--text-secondary);
    text-align: center;
}

.empty-icon {
    margin-bottom: 16px;
    font-size: 48px;
    opacity: 0.4;
}

.error-banner {
    padding: 10px 12px;
    margin-bottom: 14px;
    color: var(--danger);
    background: rgb(245 108 108 / 10%);
    border: 1px solid rgb(245 108 108 / 25%);
    border-radius: 8px;
    font-size: 13px;
}

.fade-enter-active,
.fade-leave-active {
    transition:
        opacity 0.3s,
        transform 0.3s;
}

.fade-enter-from,
.fade-leave-to {
    opacity: 0;
    transform: translateY(10px);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@media (width <= 1024px) {
    .main-container {
        grid-template-columns: 1fr;
    }

    .header-inner {
        align-items: flex-start;
        gap: 12px;
    }

    .header-actions {
        flex-wrap: wrap;
        justify-content: flex-end;
    }
}

@media (width <= 760px) {
    .app-header {
        padding: 12px 16px;
    }

    .header-inner {
        flex-direction: column;
        align-items: stretch;
    }

    .logo {
        white-space: nowrap;
    }

    .header-actions {
        justify-content: flex-start;
    }

    .current-time {
        width: 100%;
    }

    .main-container {
        padding: 0 12px;
        margin: 12px auto;
        gap: 12px;
    }

    .card {
        padding: 16px;
    }

    .config-grid {
        grid-template-columns: 1fr;
    }
}