:root {
    --primary-bg: #f8fafc;
    --sidebar-bg: #1e293b;
    --card-bg: #ffffff;
    --text-main: #334155;
    --text-muted: #64748b;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --success: #10b981;
    --border: #e2e8f0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    background-color: var(--primary-bg);
    color: var(--text-main);
}

.dashboard-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background-color: var(--sidebar-bg);
    color: #fff;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    z-index: 1000;
}

.sidebar-header {
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.close-btn {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

.sidebar-nav {
    padding: 20px 0;
    display: flex;
    flex-direction: column;
}

.nav-btn {
    background: transparent;
    border: none;
    color: #cbd5e1;
    padding: 16px 24px;
    text-align: left;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    border-left: 4px solid transparent;
    transition: all 0.2s;
}

.nav-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: #fff;
}

.nav-btn.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-left-color: var(--accent);
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
}

.top-header {
    background-color: var(--card-bg);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
}

.menu-btn {
    display: none;
    background: var(--card-bg);
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-main);
}

.user-profile {
    font-weight: 600;
    font-size: 0.9rem;
}

main {
    padding: 32px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.section-header h2 {
    font-size: 1.5rem;
    color: var(--text-main);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background-color: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.stat-card h3 {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-main);
}

.car-list, .message-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.car-card, .message-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.card-content {
    padding: 24px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.card-header h3 {
    font-size: 1.1rem;
    color: var(--text-main);
}

.badge {
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
}

.status-active {
    background-color: #d1fae5;
    color: #065f46;
}

.status-pending {
    background-color: #fef3c7;
    color: #92400e;
}

.price-container {
    height: 36px;
    display: flex;
    align-items: center;
    margin-bottom: 8px;
}

.price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.inline-edit-input {
    width: 100%;
    padding: 6px 12px;
    border: 1px solid var(--accent);
    border-radius: 6px;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-main);
    outline: none;
}

.details {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.message-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
}

.message-header h4 {
    font-size: 1.1rem;
    color: var(--text-main);
    margin: 0;
}

.message-date {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.message-interest {
    background-color: #f1f5f9;
    padding: 12px;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.interest-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
}

.interest-car {
    font-size: 0.95rem;
    color: var(--text-main);
    font-weight: 700;
}

.message-body {
    background-color: #f8fafc;
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.message-body p {
    margin: 0;
    color: var(--text-main);
    font-size: 0.95rem;
    line-height: 1.6;
    font-style: italic;
}

.btn-add, .btn-reply, .btn-save, .btn-logout {
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.2s;
}

.btn-add, .btn-save {
    background-color: var(--accent);
    color: white;
}

.btn-add:hover, .btn-save:hover {
    background-color: var(--accent-hover);
}

.btn-reply {
    background-color: var(--sidebar-bg);
    color: white;
    width: 100%;
}

.admin-actions {
    display: flex;
    gap: 12px;
}

.admin-actions button {
    flex: 1;
    padding: 10px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-edit {
    background-color: #f1f5f9;
    color: var(--text-main);
    border: 1px solid var(--border);
}

.btn-edit:hover {
    background-color: #e2e8f0;
}

.btn-delete {
    background-color: #fef2f2;
    color: var(--danger);
    border: 1px solid #fecaca;
}

.btn-delete:hover {
    background-color: #fee2e2;
    border-color: var(--danger);
}

.btn-confirm {
    background-color: var(--danger) !important;
    color: white !important;
    border-color: var(--danger) !important;
}

/* Modificaciones de Ajustes */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.settings-card {
    background-color: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.settings-card h3 {
    font-size: 1.1rem;
    color: var(--text-main);
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
    margin-bottom: 8px;
}

.settings-form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.settings-form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
}

.settings-input, .settings-select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.95rem;
    color: var(--text-main);
    outline: none;
    background-color: #fff;
}

.settings-input:focus, .settings-select:focus {
    border-color: var(--accent);
}

.settings-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f1f5f9;
}

.settings-row:last-of-type {
    border-bottom: none;
}

.settings-row-text h4 {
    font-size: 0.95rem;
    color: var(--text-main);
    margin-bottom: 4px;
}

.settings-row-text p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.settings-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.danger-zone {
    border-color: #fecaca;
    background-color: #fffafb;
}

.danger-text {
    color: var(--danger) !important;
    border-color: #fecaca !important;
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #cbd5e1;
    transition: .4s;
    border-radius: 24px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--success);
}

input:checked + .slider:before {
    transform: translateX(20px);
}

.inline-form-container {
    display: none;
    background-color: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-bottom: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.inline-form h3 {
    margin-bottom: 16px;
    color: var(--text-main);
}

.form-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.form-inputs input, .form-inputs select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    color: var(--text-main);
    outline: none;
    background-color: white;
}

.form-inputs input:focus, .form-inputs select:focus {
    border-color: var(--accent);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.btn-cancel {
    padding: 10px 20px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text-main);
    font-weight: 600;
    cursor: pointer;
}

.inline-reply {
    display: none;
    margin-top: 12px;
}

.inline-reply textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    resize: vertical;
    min-height: 80px;
    margin-bottom: 8px;
    font-family: inherit;
    outline: none;
}

.inline-reply textarea:focus {
    border-color: var(--accent);
}

#toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 9999;
}

.toast {
    background-color: var(--sidebar-bg);
    color: white;
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    font-weight: 500;
    animation: slideIn 0.3s ease forwards, fadeOut 0.3s ease 2.7s forwards;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

@media (max-width: 768px) {
    .menu-btn, .close-btn {
        display: block;
    }

    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100vh;
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    main {
        padding: 16px;
    }
    
    .form-inputs {
        grid-template-columns: 1fr;
    }
}