/* ========================================
   Nano Banana - AI Image Generator Styles
   ======================================== */

:root {
    /* Color Palette */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a24;
    --bg-card: rgba(26, 26, 36, 0.8);

    --accent-primary: #f7c948;
    --accent-secondary: #e6b800;
    --accent-glow: rgba(247, 201, 72, 0.3);

    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;

    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);

    --success: #22c55e;
    --error: #ef4444;
    --warning: #f59e0b;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #f7c948 0%, #e6b800 100%);
    --gradient-bg: linear-gradient(180deg, #0a0a0f 0%, #12121a 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px var(--accent-glow);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gradient-bg);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* App Container */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ========================================
   Announcement Bar
   ======================================== */
.announcement-bar {
    flex: 1;
    background: linear-gradient(135deg, rgba(247, 201, 72, 0.15) 0%, rgba(230, 184, 0, 0.1) 100%);
    border: 1px solid rgba(247, 201, 72, 0.3);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs) var(--spacing-md);
    margin: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    max-width: 600px;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.announcement-text {
    flex: 1;
    font-size: 0.875rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.announcement-close {
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.announcement-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* ========================================
   Header
   ======================================== */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    font-size: 2rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.user-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.auth-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--error);
    transition: background var(--transition-normal);
}

.auth-status.active .status-dot {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.avatar-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gradient-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.avatar-btn:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.lang-btn {
    padding: 8px 12px;
    border-radius: var(--radius-md);
    background: var(--gradient-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.lang-btn:hover {
    border-color: var(--accent-primary);
    background: rgba(247, 201, 72, 0.1);
}

.icon-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--gradient-glass);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.icon-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
    background: rgba(247, 201, 72, 0.1);
}

/* ========================================
   Main Content - Two Panel Layout
   ======================================== */
.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    flex: 1;
}

@media (max-width: 900px) {
    .main-content {
        grid-template-columns: 1fr;
    }
}

.panel {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
}

.panel-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.panel-title::before {
    content: '';
    width: 4px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.panel-header-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.panel-header-row .panel-title {
    margin-bottom: 0;
}

.save-warning {
    font-size: 0.75rem;
    color: var(--warning);
    background: rgba(245, 158, 11, 0.1);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(245, 158, 11, 0.3);
    position: relative;
    cursor: help;
}

.save-warning .tooltip {
    position: absolute;
    left: 0;
    top: 100%;
    margin-top: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.save-warning:hover .tooltip {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   Form Elements
   ======================================== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

textarea,
select,
input[type="text"],
input[type="password"] {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9375rem;
    transition: all var(--transition-normal);
    resize: vertical;
}

textarea:focus,
select:focus,
input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

textarea::placeholder,
input::placeholder {
    color: var(--text-muted);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a0a0b0' stroke-width='2'%3E%3Cpolyline points='6,9 12,15 18,9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

/* Settings Row */
.settings-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* Prompt Templates */
.prompt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.prompt-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.template-select {
    padding: 6px 32px 6px 10px;
    font-size: 0.8125rem;
    min-width: 120px;
    max-width: 150px;
}

.template-btn {
    width: 28px;
    height: 28px;
    padding: 0;
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.template-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.delete-template-btn:hover {
    border-color: var(--error);
    color: var(--error);
}

.prompt-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: var(--spacing-xs);
}

.char-counter {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.char-counter.warning {
    color: var(--warning);
}

.char-counter.error {
    color: var(--error);
}

/* ========================================
   Image Upload
   ======================================== */
.image-upload-area {
    text-align: center;
    padding: var(--spacing-lg);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.image-upload-area:hover {
    border-color: var(--accent-primary);
    background: rgba(247, 201, 72, 0.05);
}

.upload-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.upload-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
}

.upload-hint {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: var(--spacing-sm);
}

/* Image Gallery */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.gallery-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

.gallery-item:hover {
    border-color: var(--accent-primary);
    transform: scale(1.02);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-item .remove-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.gallery-item:hover .remove-btn {
    opacity: 1;
}

/* ========================================
   Generate Button
   ======================================== */
.generate-btn {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: #000;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: auto;
}

.generate-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.generate-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.generate-btn.loading .btn-text {
    display: none;
}

.generate-btn .btn-loader {
    display: none;
}

.generate-btn.loading .btn-loader {
    display: block;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top-color: #000;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ========================================
   Output Area
   ======================================== */
.output-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 300px;
}

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

.empty-state svg {
    opacity: 0.5;
}

.output-gallery {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.output-item {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
    animation: fadeIn 0.5s ease;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.output-item img {
    width: 100%;
    display: block;
}

.output-item-actions {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.action-btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.action-btn:hover {
    border-color: var(--accent-primary);
    background: rgba(247, 201, 72, 0.1);
}

.action-btn.primary {
    background: var(--gradient-primary);
    border: none;
    color: #000;
    font-weight: 500;
}

.action-btn.primary:hover {
    transform: translateY(-1px);
}

/* Progress Bar */
.progress-container {
    display: none;
    margin-top: var(--spacing-md);
}

.progress-container.active {
    display: block;
}

.progress-bar {
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 3px;
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    text-align: center;
    margin-top: var(--spacing-sm);
}

/* ========================================
   Output Viewer - New Layout
   ======================================== */
.output-viewer {
    display: none;
    flex: 1;
    gap: var(--spacing-md);
}

.output-viewer.active {
    display: flex;
}

.output-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.output-main img {
    width: 100%;
    flex: 1;
    object-fit: contain;
    background: #000;
    cursor: pointer;
    min-height: 200px;
    max-height: 400px;
}

.output-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
}

.nav-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.nav-btn:hover:not(:disabled) {
    border-color: var(--accent-primary);
    background: rgba(247, 201, 72, 0.1);
}

.nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.nav-counter {
    font-size: 0.875rem;
    color: var(--text-secondary);
    min-width: 60px;
    text-align: center;
}

.output-actions {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

/* Output Thumbnails Sidebar */
.output-thumbs {
    width: 60px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    max-height: 400px;
    overflow-y: auto;
    padding-right: 4px;
}

.output-thumb {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-sm);
    overflow: visible;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    position: relative;
}

.output-thumb:hover {
    border-color: var(--border-hover);
}

.output-thumb.active {
    border-color: var(--accent-primary);
    box-shadow: 0 0 8px var(--accent-glow);
}

.output-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: calc(var(--radius-sm) - 2px);
}

.thumb-delete {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: white;
    font-size: 12px;
    line-height: 1;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.output-thumb:hover .thumb-delete {
    opacity: 1;
}

.thumb-delete:hover {
    background: var(--error);
}

/* Clickable Gallery Items */
.gallery-item {
    cursor: pointer;
}

/* ========================================
   Image Preview Modal
   ======================================== */
.preview-modal {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.preview-modal img {
    max-width: 100%;
    max-height: calc(90vh - 60px);
    object-fit: contain;
    border-radius: var(--radius-md);
}

.preview-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: var(--bg-secondary);
}

.preview-download-btn {
    margin-top: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: #000;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.preview-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ========================================
   Modal
   ======================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 400px;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

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

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.modal-close:hover {
    background: var(--error);
    border-color: var(--error);
    color: white;
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-desc {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 0.9375rem;
}

.auth-input-wrapper {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.auth-input-wrapper input {
    padding-right: 48px;
}

.toggle-visibility {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    transition: color var(--transition-fast);
}

.toggle-visibility:hover {
    color: var(--text-primary);
}

.save-auth-btn {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: #000;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.save-auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ========================================
   Toast Notifications
   ======================================== */
.toast-container {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.9375rem;
    box-shadow: var(--shadow-md);
    animation: slideIn 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.success {
    border-left: 3px solid var(--success);
}

.toast.error {
    border-left: 3px solid var(--error);
    background: rgba(239, 68, 68, 0.1);
    max-width: 400px;
}

.toast-message {
    flex: 1;
    word-break: break-word;
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0 4px;
    margin-left: var(--spacing-sm);
    transition: color var(--transition-fast);
    line-height: 1;
}

.toast-close:hover {
    color: var(--text-primary);
}

.toast.warning {
    border-left: 3px solid var(--warning);
}

/* ========================================
   Scrollbar
   ======================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 600px) {
    .app-container {
        padding: var(--spacing-md);
    }

    .header {
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }

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

    .panel {
        padding: var(--spacing-md);
    }
}

/* ========================================
   Task Queue (Backend Mode)
   ======================================== */
.task-queue-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

.task-queue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.task-queue-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.task-queue-list {
    max-height: 200px;
    overflow-y: auto;
}

.task-empty {
    padding: var(--spacing-md);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.task-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-fast);
}

.task-item:last-child {
    border-bottom: none;
}

.task-item:hover {
    background: rgba(255, 255, 255, 0.02);
}

.task-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
}

.task-prompt {
    font-size: 0.8125rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
}

.task-time {
    font-size: 0.75rem;
    color: var(--text-muted);
    flex-shrink: 0;
}

.task-status {
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.task-status.pending {
    color: var(--accent-primary);
}

.task-status.completed {
    color: var(--success);
}

.task-status.failed {
    color: var(--error);
}

.task-progress-bar {
    flex: 1;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
    max-width: 100px;
}

.task-progress-fill {
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg,
            var(--accent-primary) 0%,
            var(--accent-secondary) 50%,
            var(--accent-primary) 100%);
    background-size: 200% 100%;
    animation: taskFlow 2s ease-in-out infinite;
}

@keyframes taskFlow {
    0% {
        background-position: 100% 0;
    }

    100% {
        background-position: -100% 0;
    }
}

.task-actions {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.task-action-btn {
    padding: 4px 10px;
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.task-action-btn:hover {
    border-color: var(--accent-primary);
    background: rgba(247, 201, 72, 0.1);
}

.task-action-btn.primary {
    background: var(--gradient-primary);
    border: none;
    color: #000;
    font-weight: 500;
}

.task-action-btn.primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
}

.task-action-btn.danger:hover {
    border-color: var(--error);
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}