/* ============================================================
   SETTINGS PAGE LAYOUT
   ============================================================ */

.settings-container {
    display: flex;
    min-height: 100vh;
    background: var(--color-bg-body);
}

/* ============================================================
   SIDEBAR
   ============================================================ */

.settings-sidebar {
    width: 280px;
    background: var(--color-bg-card);
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 30px 25px;
    border-bottom: 2px solid var(--color-border);
}

.sidebar-header h2 {
    margin: 0 0 15px 0;
    font-size: 24px;
    color: var(--color-text-main);
}

.btn-back {
    display: inline-block;
    padding: 8px 16px;
    background: var(--color-bg-hover);
    color: var(--color-text-main);
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    transition: all var(--transition-normal);
}

.btn-back:hover {
    background: #475569;
    transform: translateX(-2px);
}

.sidebar-nav {
    padding: 20px 0;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 15px 25px;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: all var(--transition-normal);
    border-left: 4px solid transparent;
    font-size: 15px;
}

.nav-item:hover {
    background: var(--color-bg-hover);
    color: var(--color-text-main);
}

.nav-item.active {
    background: linear-gradient(90deg, rgba(56, 189, 248, 0.15) 0%, transparent 100%);
    color: var(--color-accent-1);
    border-left-color: var(--color-accent-1);
    font-weight: 600;
}

.nav-icon {
    font-size: 20px;
    margin-right: 12px;
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */

.settings-content {
    flex: 1;
    padding: 40px;
    overflow-y: auto;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.settings-content h1 {
    color: var(--color-text-main);
    margin: 0 0 30px 0;
    font-size: 32px;
}

/* ============================================================
   SETTINGS CARDS
   ============================================================ */

.settings-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-soft);
}

.settings-card h3 {
    margin: 0 0 20px 0;
    color: var(--color-text-main);
    font-size: 20px;
}

.text-muted {
    color: var(--color-text-muted);
    font-size: 14px;
    margin: 10px 0;
}

.text-muted code {
    background: var(--color-bg-hover);
    padding: 2px 8px;
    border-radius: 4px;
    color: var(--color-error);
    font-family: 'Courier New', monospace;
}

/* ============================================================
   FORM ELEMENTS
   ============================================================ */

.input-field {
    padding: 10px 14px;
    background-color: var(--color-bg-input);
    color: var(--color-text-main);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 14px;
    transition: all var(--transition-normal);
}

.input-field:focus {
    outline: none;
    border-color: var(--color-accent-1);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.1);
}

.setting-row {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.setting-row label {
    font-weight: 600;
    color: var(--color-text-main);
    min-width: 200px;
}

.currency-display {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-accent-1);
}

/* ============================================================
   VENDOR MANAGEMENT
   ============================================================ */

.vendor-list {
    margin-bottom: 20px;
}

.vendor-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: var(--color-bg-hover);
    border-radius: 8px;
    margin-bottom: 10px;
}

.vendor-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.vendor-prefix {
    background: var(--color-accent-1);
    color: var(--color-text-invert);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.btn-delete {
    background: var(--color-error);
    color: var(--color-text-main);
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all var(--transition-normal);
}

.btn-delete:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

/* ============================================================
   BREADCRUMB MANAGEMENT
   ============================================================ */

.breadcrumb-levels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.breadcrumb-level {
    background: var(--color-bg-hover);
    padding: 20px;
    border-radius: 8px;
}

.breadcrumb-level-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.breadcrumb-level h4 {
    margin: 0;
    color: var(--color-text-main);
    font-size: 16px;
}

.btn-merge {
    padding: 6px 12px;
    font-size: 12px;
    background: var(--color-accent-2);
    color: var(--color-text-main);
    border: 1px solid var(--color-accent-2);
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-merge:hover {
    background: #16a34a;
    transform: translateY(-1px);
}

.breadcrumb-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
    min-height: 40px;
}

.breadcrumb-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-bg-card);
    border: 2px solid var(--color-accent-1);
    color: var(--color-accent-1);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-normal);
}

.breadcrumb-tag-selectable {
    cursor: pointer;
    border-color: var(--color-border);
    color: var(--color-text-main);
}

.breadcrumb-tag-selectable:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-accent-1);
}

.breadcrumb-tag-selectable input[type="checkbox"] {
    cursor: pointer;
    width: 16px;
    height: 16px;
}

.breadcrumb-text {
    flex: 1;
}

.breadcrumb-actions {
    display: flex;
    gap: 4px;
    align-items: center;
}

.btn-edit {
    background: none;
    border: none;
    color: var(--color-accent-1);
    font-size: 16px;
    cursor: pointer;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.btn-edit:hover {
    background: var(--color-accent-1);
    color: var(--color-text-main);
}

.tag-delete {
    background: none;
    border: none;
    color: var(--color-error);
    font-size: 18px;
    cursor: pointer;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.tag-delete:hover {
    background: var(--color-error);
    color: var(--color-text-main);
}

.breadcrumb-edit-input {
    flex: 1;
    padding: 4px 8px;
    background: var(--color-bg-input);
    color: var(--color-text-main);
    border: 2px solid var(--color-accent-1);
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    outline: none;
}

.btn-save {
    background: none;
    border: none;
    color: var(--color-success);
    font-size: 18px;
    cursor: pointer;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.btn-save:hover {
    background: var(--color-success);
    color: var(--color-text-main);
}

.btn-cancel {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 18px;
    cursor: pointer;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.btn-cancel:hover {
    background: var(--color-text-muted);
    color: var(--color-text-main);
}

.merge-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    padding: 12px;
    background: var(--color-bg-card);
    border-radius: 8px;
    border: 2px solid var(--color-accent-2);
}

.merge-controls .input-field {
    flex: 1;
}

/* ============================================================
   ADD ITEM FORM
   ============================================================ */

.add-item-form {
    display: flex;
    gap: 10px;
}

.add-item-form .input-field {
    flex: 1;
}

.btn-sm {
    padding: 10px 16px;
    font-size: 14px;
}

/* ============================================================
   NOTIFICATIONS - Smooth Slide Animations
   ============================================================ */

.notification {
    position: fixed;
    top: 20px;
    right: -450px; /* Start completely off-screen */
    padding: 16px 24px;
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    font-size: 15px;
    font-weight: 500;
    line-height: 1.5;
    min-width: 320px;
    max-width: 500px;
    z-index: 10000;
    opacity: 0;
    /* Smooth cubic-bezier for bouncy slide effect */
    transition: right 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55),
                opacity 0.5s ease;
    will-change: right, opacity;
    pointer-events: none;
    word-wrap: break-word;
    white-space: pre-line;
}

.notification.show {
    right: 20px;
    opacity: 1;
    pointer-events: auto;
}

.notification.hide {
    right: -450px;
    opacity: 0;
    transition: right 0.4s cubic-bezier(0.55, 0.09, 0.68, 0.53),
                opacity 0.4s ease;
}

.notification-success {
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
    color: white;
    border-left: 5px solid #1e8449;
}

.notification-error {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    color: white;
    border-left: 5px solid #a93226;
}

.notification-warning {
    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
    color: white;
    border-left: 5px solid #d68910;
}

.notification-info {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    border-left: 5px solid #1f618d;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */

/* Tablets and smaller laptops */
@media (max-width: 1024px) {
    .settings-sidebar {
        width: 240px;
    }

    .settings-content {
        padding: 30px;
    }

    .settings-content h1 {
        font-size: 28px;
    }

    .breadcrumb-levels {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

/* Mobile devices */
@media (max-width: 768px) {
    .settings-container {
        flex-direction: column;
    }

    .settings-sidebar {
        width: 100%;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .sidebar-header {
        padding: 20px 15px;
    }

    .sidebar-header h2 {
        font-size: 20px;
    }

    .nav-item {
        padding: 12px 15px;
        font-size: 14px;
    }

    .settings-content {
        padding: 20px 15px;
    }

    .settings-content h1 {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .settings-card {
        padding: 20px;
    }

    .settings-card h3 {
        font-size: 18px;
    }

    .breadcrumb-levels {
        grid-template-columns: 1fr;
    }

    .breadcrumb-level {
        padding: 15px;
    }

    .setting-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .setting-row label {
        min-width: auto;
    }

    .add-item-form {
        flex-direction: column;
    }

    .add-item-form .input-field {
        width: 100%;
    }

    .vendor-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .vendor-info {
        width: 100%;
    }

    .btn-delete {
        width: 100%;
    }

    .theme-option {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    .sidebar-header {
        padding: 15px 10px;
    }

    .sidebar-header h2 {
        font-size: 18px;
    }

    .settings-content {
        padding: 15px 10px;
    }

    .settings-content h1 {
        font-size: 20px;
    }

    .settings-card {
        padding: 15px;
        margin-bottom: 20px;
    }

    .settings-card h3 {
        font-size: 16px;
    }

    .breadcrumb-level {
        padding: 12px;
    }

    .notification {
        right: 10px;
        left: 10px;
        max-width: calc(100vw - 20px);
    }
}

/* ============================================================
   SHOPIFY INTEGRATION STYLES
   ============================================================ */

.shopify-status {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.status-badge {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    width: fit-content;
}

.status-badge.status-success {
    background: rgba(34, 197, 94, 0.2);
    color: var(--color-success);
    border: 2px solid var(--color-success);
}

.status-badge.status-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--color-warning);
    border: 2px solid var(--color-warning);
}

.status-badge.status-error {
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-error);
    border: 2px solid var(--color-error);
}

.status-badge.status-inactive {
    background: rgba(148, 163, 184, 0.2);
    color: var(--color-text-muted);
    border: 2px solid var(--color-border);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-text-main);
    font-size: 14px;
}

.form-group input[type="checkbox"] {
    margin-right: 8px;
    cursor: pointer;
}

.sync-info {
    background: var(--color-bg-hover);
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid var(--color-accent-1);
}

.sync-info p {
    margin: 8px 0;
    color: var(--color-text-main);
}

.sync-info strong {
    color: var(--color-accent-1);
}

/* ============================================================
   APPEARANCE TAB - THEME SELECTION
   ============================================================ */

.theme-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.theme-option {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--color-bg-hover);
    border: 2px solid transparent;
    border-radius: 8px;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.theme-option:hover {
    background: #3f4c5f;
}

.theme-option.theme-active {
    border-color: var(--color-accent-1);
    background: rgba(56, 189, 248, 0.1);
}

.theme-preview {
    display: flex;
    gap: 8px;
    padding: 10px;
    background: #1e293b;
    border-radius: 6px;
    border: 2px solid #334155;
}

.theme-color {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    border: 2px solid #1e293b;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.theme-info {
    flex: 1;
}

.theme-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-main);
    margin-bottom: 5px;
}

.theme-badge {
    display: inline-block;
    padding: 2px 8px;
    background: var(--color-accent-1);
    color: var(--color-text-invert);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 4px;
    margin-left: 8px;
    letter-spacing: 0.5px;
}

.theme-status {
    color: var(--color-accent-1);
    font-size: 14px;
    font-weight: 600;
}

/* ============================================================
   LANGUAGE BUTTONS
   ============================================================ */

.language-buttons {
    display: flex;
    gap: 10px;
    align-items: center;
}

.lang-btn {
    flex: 1;
    padding: 10px 20px;
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-main);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    min-width: 140px;
}

.lang-btn:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-accent-1);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.lang-btn.active {
    background: var(--color-accent-1);
    border-color: var(--color-accent-1);
    color: white;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.lang-btn.active:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(52, 152, 219, 0.4);
}

/* Notification animations */
@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}