:root {
    --bg-base: #f4f5f8;
    --bg-surface: rgba(255, 255, 255, 0.65);
    /* Made transparent for glassmorphism */
    --border-color: rgba(255, 255, 255, 0.5);
    /* Glowing specular edge */
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --accent: #2563eb;
    --accent-light: #e0f2fe;
    --accent-hover: #1d4ed8;
    --accent-gradient: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    --success: #16a34a;
    --success-light: #dcfce7;
    --error: #dc2626;
    --error-light: #fee2e2;
    --warning: #f59e0b;
    --fab-color: #1ea7ff;
    --font-stack: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --glass-blur: blur(24px) saturate(150%);
}

[data-theme="dark"] {
    --bg-base: #0a0a0f;
    --bg-surface: rgba(24, 24, 32, 0.55);
    /* Obsidian glass */
    --border-color: rgba(255, 255, 255, 0.08);
    /* Specular edge */
    --text-primary: #f8f9fa;
    --text-secondary: #9ca3af;
    --accent-light: rgba(37, 99, 235, 0.15);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    color-scheme: dark;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-stack);
    background-color: var(--bg-base);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Global Liquid Glass Blur Core */
.page-header,
.tool-card,
.tool-modal,
.recent-drawer,
.drawer-content,
.context-menu,
.tour-popover,
.toast-container>div {
    backdrop-filter: var(--glass-blur) !important;
    -webkit-backdrop-filter: var(--glass-blur) !important;
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: radial-gradient(var(--text-secondary) 1px, transparent 1px);
    background-size: 24px 24px;
    opacity: 0.12;
    z-index: -1;
    pointer-events: none;
}

/* ==========================================
   PAGE HEADER & SEARCH
   ========================================== */
.main-content {
    width: 100%;
    margin: 0 auto;
    padding: 2.5rem 2rem 4rem;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    background: color-mix(in srgb, var(--bg-base) 75%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1.5rem 2rem;
    margin-top: -2.5rem;
    margin-left: -2rem;
    margin-right: -2rem;
    margin-bottom: 2.5rem;
    border-bottom: 1px solid var(--border-color);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.search-bar-container {
    display: flex;
    align-items: center;
    background: var(--bg-surface);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem;
    min-width: 320px;
    box-shadow: var(--shadow-sm);
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.search-bar-container:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.search-icon {
    color: var(--text-secondary);
    margin-right: 0.5rem;
    font-size: 1.25rem;
}

#search-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
}

#search-input::placeholder {
    color: #9ca3af;
}

/* ==========================================
   GLOBAL SMART DROP OVERLAY
   ========================================== */
.global-drag-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: color-mix(in srgb, var(--bg-surface) 65%, transparent);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease;
}

.global-drag-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.global-drag-content {
    text-align: center;
    border: 3px dashed var(--accent);
    border-radius: var(--radius-xl);
    padding: 4rem;
    pointer-events: none;
    /* Let drag events pass through to overlay */
}

@keyframes bounce {

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

    50% {
        transform: translateY(-15px);
    }
}

/* ==========================================
   TOOLTIPS
   ========================================== */
.help-tooltip {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    background: var(--text-secondary);
    color: var(--bg-surface);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    margin-left: 6px;
    cursor: help;
}

.help-tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 150%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(18, 18, 21, 0.95);
    color: #fff;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s, bottom 0.2s;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-md);
    z-index: 1000;
}

.help-tooltip::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: rgba(18, 18, 21, 0.95) transparent transparent transparent;
    opacity: 0;
    transition: opacity 0.2s;
    pointer-events: none;
}

.help-tooltip:hover::after,
.help-tooltip:hover::before {
    opacity: 1;
}

/* ==========================================
   DRAWER (RECENT & FAVORITES)
   ========================================== */
.drawer-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: color-mix(in srgb, var(--bg-surface) 40%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 9998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease;
}

.drawer-backdrop.active {
    opacity: 1;
    pointer-events: all;
}

.recent-drawer {
    position: fixed;
    top: 0;
    right: -400px;
    width: 350px;
    height: 100vh;
    background: var(--bg-surface);
    box-shadow: var(--shadow-xl);
    z-index: 9999;
    transition: right 0.15s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-left: 1px solid var(--border-color);
}

.recent-drawer.active {
    right: 0;
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.drawer-header h3 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.drawer-content {
    padding: 1rem 1.5rem;
    overflow-y: auto;
    flex: 1;
}

.drawer-list .empty-state {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
    margin: 0.5rem 0;
}

.mini-tool-card {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--bg-surface);
}

.mini-tool-card:hover {
    border-color: var(--accent);
    transform: translateX(4px);
}

.mini-tool-card .material-symbols-outlined {
    font-size: 1.5rem;
    color: var(--accent);
    margin-right: 12px;
}

.mini-tool-card span {
    font-weight: 500;
    color: var(--text-primary);
    flex: 1;
}

/* ==========================================
   TOOLS GRID
   ========================================== */
.tools-container {
    display: block;
}

.category-section {
    margin-bottom: 2.5rem;
    width: 100%;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.master-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-top: 0;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1.5px solid var(--border-color);
}

.category-header .category-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.category-header .category-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    color: white;
}

.category-video-icon {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.category-audio-icon {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.category-documents-icon,
.category-pdf-icon {
    background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
}

.category-converters-icon {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.category-web-icon {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
}

.category-design-icon {
    background: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
}

/* ==========================================
   TOOL CARDS
   ========================================== */
.tool-card {
    background: var(--bg-surface);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: 1.5rem;
    gap: 1.25rem;
    cursor: pointer;
    transition: box-shadow 0.15s ease, transform 0.15s ease, border-color 0.15s ease;
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.15s ease;
}

.tool-card:hover::before {
    transform: scaleX(1);
}

.tool-card.size-large {
    padding: 1.75rem;
    gap: 1.5rem;
    border-radius: var(--radius-xl);
}

.tool-card:hover {
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    transform: translateY(-8px) scale(1.02);
}

/* Categorized Glow Hover Physics */
.tool-card[data-category="video"]:hover {
    box-shadow: 0 20px 40px color-mix(in srgb, #10b981 15%, transparent);
    border-color: #10b981;
}

.tool-card[data-category="audio"]:hover {
    box-shadow: 0 20px 40px color-mix(in srgb, #f59e0b 15%, transparent);
    border-color: #f59e0b;
}

.tool-card[data-category="pdf"]:hover {
    box-shadow: 0 20px 40px color-mix(in srgb, #ef4444 15%, transparent);
    border-color: #ef4444;
}

.tool-card[data-category="converters"]:hover {
    box-shadow: 0 20px 40px color-mix(in srgb, #3b82f6 15%, transparent);
    border-color: #3b82f6;
}

.tool-card[data-category="web"]:hover {
    box-shadow: 0 20px 40px color-mix(in srgb, #8b5cf6 15%, transparent);
    border-color: #8b5cf6;
}

.tool-card[data-category="design"]:hover {
    box-shadow: 0 20px 40px color-mix(in srgb, #f43f5e 15%, transparent);
    border-color: #f43f5e;
}

[data-theme="dark"] .tool-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6) !important;
}

.tool-card:active {
    transform: translateY(-2px) scale(1.01);
    box-shadow: var(--shadow-md);
}

/* Card Icon */
.card-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
    transition: transform 0.15s ease;
}

.tool-card.size-large .card-icon {
    width: 60px;
    height: 60px;
    border-radius: 14px;
}

.tool-card.size-large .card-icon .material-symbols-outlined {
    font-size: 1.8rem;
}

.tool-card.size-large .card-title {
    font-size: 1.1rem;
}

.tool-card.size-large .card-description {
    font-size: 0.9rem;
    margin-top: 0.2rem;
}

.tool-card:hover .card-icon {
    transform: scale(1.08) rotate(-2deg);
}

/* Category Colors */
.category-video {
    background: #fee2e2;
    color: #ef4444;
}

.category-audio {
    background: #e0e7ff;
    color: #6366f1;
}

.category-pdf {
    background: #dcfce7;
    color: #22c55e;
}

.category-converters {
    background: #fef3c7;
    color: #f59e0b;
}

.card-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.card-title {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    margin: 0;
}

.card-description {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.4;
    margin: 0;
}

.card-action {
    color: #d1d5db;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.15s ease, transform 0.15s ease;
}

.tool-card:hover .card-action {
    color: var(--accent);
    transform: translateX(4px);
}

/* iOS App library style grid */
.ios-app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 2.5rem 1.5rem;
    justify-items: center;
}

/* Home page folder grid — 3 columns, large widgets */
.ios-folder-grid-home {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem 2rem;
}

@media (max-width: 768px) {
    .ios-folder-grid-home {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Category Cover Widgets (iOS Folders) */
.category-widget {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
    cursor: pointer;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    transition: transform 0.2s ease;
    width: 100%;
}

.category-widget:hover {
    transform: scale(1.03);
}

.category-widget:active {
    transform: scale(0.97);
}

.folder-preview-box {
    width: 100%;
    aspect-ratio: 1;
    background: color-mix(in srgb, var(--bg-surface) 60%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    border-radius: 36px;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.15s ease;
}

.category-widget:hover .folder-preview-box {
    box-shadow: var(--shadow-md);
    border-color: rgba(255, 255, 255, 0.2);
}

.folder-2x2-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 14px;
    width: 100%;
    height: 100%;
}

.folder-mini-icon {
    width: 100%;
    height: 100%;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.folder-mini-icon .material-symbols-outlined {
    font-size: 2.2rem !important;
}

.folder-mini-icon.empty {
    background: color-mix(in srgb, var(--text-secondary) 15%, transparent);
}

.widget-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin-top: 4px;
}

/* iOS Folder Overlay */
.ios-folder-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 990;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    /* transition removed to allow quick glassmorphism switch */
}

.ios-folder-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.ios-folder-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: color-mix(in srgb, var(--bg-base) 60%, transparent);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    z-index: 1;
}

.ios-folder-content {
    position: relative;
    z-index: 2;
    background: color-mix(in srgb, var(--bg-surface) 50%, transparent);
    backdrop-filter: blur(48px) saturate(150%);
    -webkit-backdrop-filter: blur(48px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 36px;
    width: 100%;
    max-width: 800px;
    max-height: 80vh;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    transform: scale(0.8) translateY(20px);
    opacity: 0;
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    /* Keep container fixed, let internal grid scroll */
}

[data-theme="dark"] .ios-folder-content {
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.ios-folder-overlay.active .ios-folder-content {
    transform: scale(1) translateY(0);
    opacity: 1;
}

.ios-folder-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.ios-folder-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.ios-folder-close {
    background: color-mix(in srgb, var(--text-primary) 10%, transparent);
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s;
}

.ios-folder-close:hover {
    background: color-mix(in srgb, var(--error) 20%, transparent);
    color: var(--error);
    transform: scale(1.1);
}

.ios-folder-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 2.5rem 1.5rem;
    justify-items: center;
    padding: 1rem;
    padding-right: 1.5rem;
    /* Space for the scrollbar */
    overflow-y: auto;
    overflow-x: hidden;
    flex: 1;
    min-height: 0;
    /* Important for flex child scrolling */
}

/* Make scroller clearly visible in the folder */
.ios-folder-grid::-webkit-scrollbar {
    width: 6px;
}

.ios-folder-grid::-webkit-scrollbar-track {
    background: color-mix(in srgb, var(--text-primary) 5%, transparent);
    border-radius: 10px;
}

.ios-folder-grid::-webkit-scrollbar-thumb {
    background: color-mix(in srgb, var(--text-primary) 20%, transparent);
    border-radius: 10px;
}

.ios-folder-grid::-webkit-scrollbar-thumb:hover {
    background: color-mix(in srgb, var(--text-primary) 40%, transparent);
}

/* App Icon Cards (Inside folders and search/favorites) */
.app-icon-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
    cursor: pointer;
    width: 100px;
}

.app-icon-box {
    width: 90px;
    height: 90px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
}

.app-icon-card:hover .app-icon-box {
    transform: scale(1.08);
    box-shadow: var(--shadow-md);
}

.app-icon-card:active .app-icon-box {
    transform: scale(0.95);
}

.app-icon-box .material-symbols-outlined {
    font-size: 2.8rem;
}

.app-icon-title {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.2;
    word-break: break-word;
}

/* Star Favorite Button Overlays */
.fav-tool-btn {
    position: absolute;
    top: -6px;
    right: -6px;
    background: rgba(0, 0, 0, 0.4) !important;
    backdrop-filter: blur(4px);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s, transform 0.2s !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.app-icon-card:hover .fav-tool-btn,
.fav-tool-btn.active {
    opacity: 1;
}

.fav-tool-btn:hover {
    transform: scale(1.1) !important;
    background: rgba(0, 0, 0, 0.6) !important;
}

/* ==========================================
   MODAL
   ========================================== */
.tool-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(17, 24, 39, 0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease;
    padding: 0;
}

.tool-modal.active {
    opacity: 1;
    pointer-events: all;
}

.modal-content {
    background: var(--bg-surface);
    border: none;
    border-radius: 0;
    width: 100vw;
    height: 100vh;
    max-width: none;
    max-height: none;
    margin: 0;
    overflow-y: auto;
    padding: 5rem 1rem 4rem;
    /* top padding to account for header buttons */
    position: relative;
    transform: scale(0.97) translateY(10px);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.15s;
    box-shadow: none;
}

.modal-header {
    width: 100%;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

.modal-body {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

/* Studio Split-Pane Layout */
.modal-split-layout {
    display: flex;
    gap: 3rem;
    align-items: flex-start;
}

.modal-left-pane {
    flex: 6;
    /* 60% approx */
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    min-width: 0;
    /* prevents flex overflow */
}

.modal-right-pane {
    flex: 4;
    /* 40% approx */
    background: color-mix(in srgb, var(--border-color) 30%, transparent);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    position: sticky;
    top: 5rem;
    min-width: 320px;
}

[data-theme="dark"] .modal-right-pane {
    background: rgba(255, 255, 255, 0.02);
}

@media (max-width: 900px) {
    .modal-split-layout {
        flex-direction: column;
        gap: 2rem;
    }

    .modal-right-pane {
        width: 100%;
        position: static;
    }
}

.tool-modal.active .modal-content {
    transform: scale(1) translateY(0);
}

.close-modal.back-to-home {
    position: fixed;
    top: 1.5rem;
    left: 1.5rem;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    transition: background 0.2s, color 0.2s;
    z-index: 20;
}

.close-modal.back-to-home:hover {
    background: #f1f5f9;
    color: var(--accent);
}

/* Clear / Reset Button (moved to top-right) */
.clear-modal {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    background: transparent;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s, transform 0.2s;
    z-index: 20;
}

.clear-modal:hover {
    background: var(--error-light);
    color: var(--error);
    transform: scale(1.1);
}

.modal-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.modal-icon-container {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: #ffffff;
}

.modal-icon-container .material-symbols-outlined {
    font-size: 1.75rem;
}

.modal-header h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
}

#modal-instructions {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

/* ==========================================
   FORMAT SELECTION DROPDOWN
   ========================================== */
.format-selection {
    margin-top: 1.25rem;
    margin-bottom: 1.25rem;
}

.format-selection label {
    display: block;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.format-selection select,
.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--border-color);
    background: var(--bg-surface);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 500;
    outline: none;
    cursor: pointer;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 20px;
    padding-right: 2.5rem;
}

.form-select option,
.form-select optgroup {
    background-color: var(--bg-surface);
    color: var(--text-primary);
}

.format-selection select:focus,
.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.format-selection select:hover,
.form-select:hover {
    border-color: #9ca3af;
}

/* Email Signature Drag & Drop Canvas */
.es-canvas-container {
    position: relative;
    width: 100%;
    min-height: 350px;
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background-color: var(--bg-surface);
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.05) 1px, transparent 1px);
    background-size: 10px 10px;
}

@media (prefers-color-scheme: dark) {
    .es-canvas-container {
        background-image:
            linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    }
}

.es-draggable {
    position: absolute;
    cursor: grab;
    user-select: none;
    transition: box-shadow 0.2s, border-color 0.2s;
    border: 1px solid transparent;
}

.es-draggable:hover {
    border-color: rgba(139, 61, 255, 0.5);
    /* Canva light purple */
}

.es-draggable.is-active {
    border-color: #8b3dff;
    /* Canva purple */
    box-shadow: 0 0 0 1px #8b3dff;
    z-index: 100 !important;
}

.es-draggable:active {
    cursor: grabbing;
}

.es-resize-handle {
    position: absolute;
    bottom: -5px;
    right: -5px;
    width: 10px;
    height: 10px;
    background-color: #ffffff;
    border: 1.5px solid #8b3dff;
    /* Canva purple */
    border-radius: 50%;
    cursor: nwse-resize;
    display: none;
    z-index: 101;
}

.es-draggable.is-active .es-resize-handle {
    display: block;
}

.es-layer-controls {
    position: absolute;
    top: -34px;
    right: 0;
    display: none;
    gap: 4px;
    background: var(--bg-surface);
    padding: 4px;
    border-radius: 6px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    z-index: 102;
    border-color: #8b3dff;
    /* Match outline */
}

.es-draggable.is-active .es-layer-controls {
    display: flex;
}

.es-layer-btn {
    background: var(--bg-surface);
    border: none;
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    color: var(--text-secondary);
}

.es-layer-btn:hover {
    color: #8b3dff;
    background: var(--bg-surface);
}

/* Smart Guides */
.es-smart-guide {
    position: absolute;
    background-color: #ff00ff;
    /* Magenta for contrast */
    z-index: 99;
    pointer-events: none;
    display: none;
}

.es-smart-guide.es-guide-v {
    width: 1px;
    height: 100%;
    top: 0;
}

.es-smart-guide.es-guide-h {
    height: 1px;
    width: 100%;
    left: 0;
}


/* ==========================================
   FORMAT PILL BUTTONS (video-converter.com)
   ========================================== */
.format-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.format-pill {
    padding: 8px 16px;
    border: 1px solid #d1d5db;
    border-radius: 20px;
    background: #f3f4f6;
    color: #374151;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.format-pill:hover {
    background: #e0e7ff;
    border-color: var(--accent);
    color: var(--accent);
}

.format-pill.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

/* ==========================================
   RESOLUTION SELECTOR
   ========================================== */
.resolution-selection {
    margin-bottom: 1rem;
}

.resolution-selection label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ==========================================
   QUALITY SLIDER (online-audio-converter.com)
   ========================================== */
.quality-slider-area {
    margin-bottom: 1rem;
}

.quality-slider-area label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.quality-slider-wrap {
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px 20px 12px;
}

.quality-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(to right, #ef4444 0%, #f59e0b 33%, #22c55e 66%, #3b82f6 100%);
    outline: none;
    cursor: pointer;
}

.quality-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--accent);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    cursor: grab;
}

.quality-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--accent);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    cursor: grab;
}

.quality-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 0.75rem;
    color: #6b7280;
    text-align: center;
}

.quality-labels span {
    flex: 1;
    cursor: pointer;
    padding: 4px 2px;
    border-radius: 6px;
    transition: color 0.2s;
}

.quality-labels span:hover {
    color: var(--accent);
}

.quality-labels span.active-quality {
    color: var(--accent);
    font-weight: 700;
}

.quality-labels small {
    display: block;
    color: #9ca3af;
    font-size: 0.7rem;
    margin-top: 2px;
}

/* ==========================================
   COMPRESSION SLIDER (freeconvert.com)
   ========================================== */
.compression-slider-area {
    margin-bottom: 1rem;
}

.compression-slider-area label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.compression-presets {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.compression-preset-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 12px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-surface);
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.compression-preset-btn .material-symbols-outlined {
    font-size: 1.1rem;
}

.compression-preset-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-light);
}

.compression-preset-btn.active {
    border-color: var(--accent);
    background: var(--accent);
    color: white;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.compression-slider-wrap {
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.compression-slider {
    -webkit-appearance: none;
    appearance: none;
    flex: 1;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(to right, var(--accent) 0%, #93c5fd 100%);
    outline: none;
    cursor: pointer;
}

.compression-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--accent);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    cursor: grab;
}

.compression-slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--accent);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    cursor: grab;
}

.compression-value {
    text-align: center;
    min-width: 70px;
}

.compression-value span {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

.compression-value small {
    display: block;
    font-size: 0.7rem;
    color: #9ca3af;
    margin-top: 2px;
}

.compression-hint {
    font-size: 0.75rem;
    color: #9ca3af;
    margin-top: 8px;
    text-align: center;
}

/* ==========================================
   ADVANCED SETTINGS (FreeConvert-style)
   ========================================== */
.advanced-settings-area {
    margin-bottom: 1rem;
}

.advanced-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 10px 14px;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.advanced-toggle:hover {
    background: #e2e8f0;
    color: var(--text-primary);
}

.advanced-toggle.open {
    border-radius: 10px 10px 0 0;
    border-bottom: none;
}

.advanced-toggle.open .toggle-arrow {
    transform: rotate(180deg);
}

.toggle-arrow {
    transition: transform 0.15s ease;
}

.advanced-panel {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-top: none;
    border-radius: 0 0 10px 10px;
    padding: 16px;
    animation: slideDown 0.15s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
    }

    to {
        opacity: 1;
        max-height: 500px;
    }
}

.advanced-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

@media (max-width: 500px) {
    .advanced-grid {
        grid-template-columns: 1fr;
    }
}

.advanced-field label {
    display: block;
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.advanced-field .form-select {
    font-size: 0.85rem;
    padding: 8px 10px;
    padding-right: 2rem;
}

.form-input {
    width: 100%;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--border-color);
    background: var(--bg-surface);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

/* ==========================================
   ACTION AREA (Extract / Confirm)
   ========================================== */
.action-area {
    text-align: center;
    margin-bottom: 1.25rem;
}

.action-area .btn-primary {
    width: 100%;
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* ==========================================
   UPLOAD AREA
   ========================================== */
.upload-area {
    border: 2px dashed #cbd5e1;
    border-radius: var(--radius-md);
    padding: 2.5rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease, transform 0.2s ease;
    background: #f8fafc;
    position: relative;
}

.upload-area:hover {
    border-color: var(--accent);
    background: #eff6ff;
    transform: translateY(-1px);
}

.upload-icon {
    font-size: 2.5rem;
    color: var(--text-secondary);
    transition: color 0.15s ease, transform 0.15s ease;
}

.upload-area:hover .upload-icon {
    color: var(--accent);
    transform: translateY(-2px);
}

.upload-area p {
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
}

.upload-area .upload-hint {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 400;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn-primary {
    background: var(--accent);
    border: none;
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-sm);
    color: white;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-primary:active {
    transform: scale(0.97);
}

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

/* ==========================================
   PROCESSING STATES
   ========================================== */
.progress-bar-container {
    width: 100%;
    height: 6px;
    background: #e5e7eb;
    border-radius: 999px;
    overflow: hidden;
    margin-top: 1.5rem;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background: var(--accent-gradient);
    border-radius: 999px;
    transition: width 0.25s ease;
    position: relative;
}

/* Shimmer animation on progress bar */
.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(255, 255, 255, 0.4) 50%,
            transparent 100%);
    animation: shimmer 0.3s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

/* Loading spinner for processing */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.processing-area {
    text-align: center;
    padding: 1rem 0;
}

.processing-area p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 1rem;
}

/* ==========================================
   DRAG / SUCCESS / ERROR STATES
   ========================================== */
.upload-area.dragover {
    background: var(--accent-light);
    border-color: var(--accent);
    transform: scale(1.01);
}

.upload-area.success {
    border-color: var(--success);
    background: var(--success-light);
    border-style: solid;
}

.upload-area.success .upload-icon {
    color: var(--success);
    font-size: 3rem;
}

.upload-area.success p {
    color: var(--success);
    font-weight: 600;
}

.upload-area.error {
    border-color: var(--error);
    background: var(--error-light);
    border-style: solid;
}

.upload-area.error .upload-icon {
    color: var(--error);
    font-size: 3rem;
}

.upload-area.error p {
    color: var(--error);
    font-weight: 500;
}

/* ==========================================
   DOWNLOAD AREA
   ========================================== */
.download-area {
    text-align: center;
    margin-top: 1.25rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.download-area>div {
    display: flex;
    gap: 12px;
    justify-content: center;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
}

.download-area .btn-primary {
    background: var(--success);
    font-size: 1rem;
    padding: 0.85rem 2.5rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: 0 4px 12px rgba(22, 163, 74, 0.25);
    transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.15s ease;
    flex: 1;
}

.download-area .btn-primary:hover {
    background: #15803d;
    box-shadow: 0 6px 16px rgba(22, 163, 74, 0.35);
}

.download-area .btn-primary:active {
    transform: scale(0.97);
}

/* ==========================================
   FILE SIZE BADGE (used in results)
   ========================================== */
.file-size-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: #f3f4f6;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 0.25rem 0.75rem;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-top: 0.75rem;
}

.file-size-badge.savings {
    background: var(--success-light);
    border-color: rgba(22, 163, 74, 0.2);
    color: var(--success);
}

/* ==========================================
   FILE QUEUE (BATCH UPLOAD)
   ========================================== */
.file-queue-area {
    margin-top: 1rem;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-surface);
    overflow: hidden;
}

.file-queue-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.65rem 1rem;
    background: #f8fafc;
    border-bottom: 1px solid var(--border-color);
}

.file-queue-title {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.file-queue-clear-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    background: transparent;
    border: none;
    font-family: inherit;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--error);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    transition: background 0.2s ease;
}

.file-queue-clear-btn:hover {
    background: var(--error-light);
}

.file-queue-list {
    max-height: 220px;
    overflow-y: auto;
    padding: 0.35rem 0;
}

.file-queue-list::-webkit-scrollbar {
    width: 5px;
}

.file-queue-list::-webkit-scrollbar-track {
    background: transparent;
}

.file-queue-list::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 999px;
}

.file-queue-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.45rem 1rem;
    transition: background 0.15s ease;
    animation: fadeIn 0.25s ease backwards;
}

.file-queue-item:hover {
    background: #f1f5f9;
}

.file-queue-item-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.95rem;
}

.file-queue-item-icon.type-video {
    background: #fee2e2;
    color: #ef4444;
}

.file-queue-item-icon.type-audio {
    background: #e0e7ff;
    color: #6366f1;
}

.file-queue-item-icon.type-pdf {
    background: #dcfce7;
    color: #22c55e;
}

.file-queue-item-icon.type-image {
    background: #fef3c7;
    color: #f59e0b;
}

.file-queue-item-icon.type-document {
    background: #e0f2fe;
    color: #0ea5e9;
}

.file-queue-item-icon.type-archive {
    background: #fce7f3;
    color: #ec4899;
}

.file-queue-item-icon.type-default {
    background: #f3f4f6;
    color: var(--text-secondary);
}

.file-queue-item-info {
    flex: 1;
    min-width: 0;
}

.file-queue-item-name {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-queue-item-size {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

.file-queue-item-status {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    flex-shrink: 0;
}

.file-queue-item-status.pending {
    background: #f3f4f6;
    color: var(--text-secondary);
}

.file-queue-item-status.processing {
    background: var(--accent-light);
    color: var(--accent);
}

.file-queue-item-status.done {
    background: var(--success-light);
    color: var(--success);
}

.file-queue-item-status.error {
    background: var(--error-light);
    color: var(--error);
}

.file-queue-item-remove {
    background: transparent;
    border: none;
    color: #d1d5db;
    cursor: pointer;
    padding: 0.2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease, background 0.2s ease;
    flex-shrink: 0;
}

.file-queue-item-remove:hover {
    color: var(--error);
    background: var(--error-light);
}

/* ==========================================
   PREVIEW MODAL
   ========================================== */
.preview-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(17, 24, 39, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s ease;
    padding: 1rem;
}

.preview-modal.active {
    opacity: 1;
    pointer-events: all;
}

.preview-modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 900px;
    height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.92) translateY(10px);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: var(--shadow-xl);
}

.preview-modal.active .preview-modal-content {
    transform: scale(1) translateY(0);
}

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background: #f8fafc;
}

.preview-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 80%;
}

.close-preview {
    background: transparent;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s;
}

.close-preview:hover {
    background: var(--error-light);
    color: var(--error);
}

.preview-body {
    flex: 1;
    overflow: auto;
    background: #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 1rem;
}

.preview-body iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: white;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.preview-body img,
.preview-body video {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.preview-body audio {
    width: 80%;
    max-width: 400px;
}

.individual-preview-btn {
    background: #f8fafc;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.35rem 0.6rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    flex-shrink: 0;
}

.individual-preview-btn:hover {
    background: #e5e7eb;
    color: var(--text-primary);
    border-color: #d1d5db;
}

.individual-download-btn {
    background: var(--accent-light);
    color: var(--accent);
    border: none;
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
    flex-shrink: 0;
}

.individual-download-btn:hover {
    background: var(--accent);
    color: white;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.2);
}

.individual-download-btn:active {
    transform: scale(0.96);
}

.individual-preview-btn {
    background: #f1f5f9;
    color: #475569;
    border: 1px solid #e2e8f0;
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transition: background 0.2s, transform 0.15s, color 0.2s, border-color 0.2s;
    flex-shrink: 0;
}

.individual-preview-btn:hover {
    background: var(--accent-light);
    color: var(--accent);
    border-color: var(--accent);
}

.individual-preview-btn:active {
    transform: scale(0.96);
}

/* Main Preview Button in download area */
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.8rem 1.2rem;
    background: #f1f5f9;
    color: #475569;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
}

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

.btn-secondary:active {
    transform: scale(0.97);
}

/* ==========================================
   TOAST NOTIFICATIONS
   ========================================== */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 9999;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: white;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1), 0 4px 10px rgba(0, 0, 0, 0.05);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--accent);
    min-width: 300px;
    max-width: 400px;
    transform: translateX(120%);
    opacity: 0;
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
    cursor: pointer;
}

.toast.toast-show {
    transform: translateX(0);
    opacity: 1;
}

.toast.toast-error {
    border-left-color: var(--error);
}

.toast.toast-success {
    border-left-color: var(--success);
}

.toast.toast-warning {
    border-left-color: #f59e0b;
}

.toast-icon {
    font-size: 1.5rem;
    color: var(--accent);
}

.toast.toast-error .toast-icon {
    color: var(--error);
}

.toast.toast-success .toast-icon {
    color: var(--success);
}

.toast.toast-warning .toast-icon {
    color: #f59e0b;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.toast-message {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

.file-queue-process-btn {
    width: 100%;
    padding: 0.8rem !important;
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    border-radius: 0 0 calc(var(--radius-md) - 2px) calc(var(--radius-md) - 2px) !important;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    border-top: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.file-queue-process-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.file-queue-process-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================
   LIQUID GLASS DESIGN SYSTEM
   ========================================== */

/* --- Keyframe Animations --- */
@keyframes liquid-caustic-shift {

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

    25% {
        background-position: 100% 50%;
    }

    50% {
        background-position: 50% 100%;
    }

    75% {
        background-position: 0% 50%;
    }
}

@keyframes liquid-specular-sweep {
    0% {
        transform: translateX(-150%) rotate(35deg);
    }

    100% {
        transform: translateX(250%) rotate(35deg);
    }
}

@keyframes liquid-edge-breathe {

    0%,
    100% {
        opacity: 0.35;
    }

    50% {
        opacity: 0.7;
    }
}

@keyframes liquid-surface-shift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

/* --- Liquid Glass Base Mixins (applied via classes) --- */

/* Specular Highlight Sweep — applied as ::before pseudo */
.liquid-glass-specular::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 60%;
    height: 200%;
    background: linear-gradient(105deg,
            transparent 20%,
            rgba(255, 255, 255, 0.06) 35%,
            rgba(255, 255, 255, 0.15) 42%,
            rgba(255, 255, 255, 0.06) 50%,
            transparent 65%);
    transform: translateX(-150%) rotate(35deg);
    animation: liquid-specular-sweep 8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    pointer-events: none;
    z-index: 1;
}

/* Edge Luminosity Glow — applied as ::after pseudo */
.liquid-glass-edge::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.45) 0%,
            rgba(255, 255, 255, 0.08) 30%,
            transparent 50%,
            rgba(255, 255, 255, 0.05) 70%,
            rgba(255, 255, 255, 0.35) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: liquid-edge-breathe 6s ease-in-out infinite;
    pointer-events: none;
    z-index: 2;
}

/* Caustic Light Overlay */
.liquid-glass-caustic::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(255, 255, 255, 0.08) 0%, transparent 40%);
    background-size: 200% 200%;
    animation: liquid-caustic-shift 15s ease-in-out infinite;
    mix-blend-mode: overlay;
    pointer-events: none;
    z-index: 1;
}

/* --- Dark Mode Liquid Glass Adjustments --- */
[data-theme="dark"] .liquid-glass-specular::before {
    background: linear-gradient(105deg,
            transparent 20%,
            rgba(255, 255, 255, 0.03) 35%,
            rgba(255, 255, 255, 0.08) 42%,
            rgba(255, 255, 255, 0.03) 50%,
            transparent 65%);
}

[data-theme="dark"] .liquid-glass-edge::after {
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.18) 0%,
            rgba(255, 255, 255, 0.04) 30%,
            transparent 50%,
            rgba(255, 255, 255, 0.03) 70%,
            rgba(255, 255, 255, 0.15) 100%);
}

[data-theme="dark"] .liquid-glass-caustic::after {
    background: radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(255, 255, 255, 0.04) 0%, transparent 40%);
    background-size: 200% 200%;
}

/* ==========================================
   LIQUID GLASS APPLIED TO UI ELEMENTS
   ========================================== */

/* --- Page Header: Liquid Glass Sticky --- */
.page-header {
    background: color-mix(in srgb, var(--bg-base) 65%, transparent);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 40%;
    height: 250%;
    background: linear-gradient(105deg,
            transparent 25%,
            rgba(255, 255, 255, 0.04) 38%,
            rgba(255, 255, 255, 0.1) 44%,
            rgba(255, 255, 255, 0.04) 52%,
            transparent 68%);
    transform: translateX(-150%) rotate(35deg);
    animation: liquid-specular-sweep 10s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    pointer-events: none;
    z-index: 0;
}

.page-header>* {
    position: relative;
    z-index: 1;
}

[data-theme="dark"] .page-header {
    background: color-mix(in srgb, var(--bg-base) 70%, transparent);
    border-bottom-color: rgba(255, 255, 255, 0.06);
}

/* --- Global Drag Overlay: Liquid Glass with Ripple --- */
.global-drag-overlay {
    background: color-mix(in srgb, var(--bg-surface) 55%, transparent);
    backdrop-filter: blur(32px) saturate(200%);
    -webkit-backdrop-filter: blur(32px) saturate(200%);
}

.global-drag-overlay.active {
    position: relative;
}

.global-drag-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 50%, rgba(37, 99, 235, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 30% 30%, rgba(255, 255, 255, 0.06) 0%, transparent 40%);
    background-size: 200% 200%;
    animation: liquid-caustic-shift 8s ease-in-out infinite;
    pointer-events: none;
}

/* --- iOS Folder Backdrop: Liquid Distortion --- */
.ios-folder-backdrop {
    background: color-mix(in srgb, var(--bg-base) 45%, transparent);
    backdrop-filter: blur(40px) saturate(180%);
    -webkit-backdrop-filter: blur(40px) saturate(180%);
}

/* --- iOS Folder Content Panel: Full Liquid Glass --- */
.ios-folder-content {
    background: color-mix(in srgb, var(--bg-surface) 40%, transparent);
    backdrop-filter: blur(60px) saturate(180%);
    -webkit-backdrop-filter: blur(60px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        inset 0 -1px 0 rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.ios-folder-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 250%;
    background: linear-gradient(105deg,
            transparent 20%,
            rgba(255, 255, 255, 0.05) 35%,
            rgba(255, 255, 255, 0.14) 42%,
            rgba(255, 255, 255, 0.05) 50%,
            transparent 65%);
    transform: translateX(-150%) rotate(35deg);
    animation: liquid-specular-sweep 7s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    pointer-events: none;
    z-index: 3;
}

.ios-folder-content::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.5) 0%,
            rgba(255, 255, 255, 0.1) 25%,
            transparent 50%,
            rgba(255, 255, 255, 0.08) 75%,
            rgba(255, 255, 255, 0.4) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: liquid-edge-breathe 5s ease-in-out infinite;
    pointer-events: none;
    z-index: 2;
}

[data-theme="dark"] .ios-folder-content {
    background: color-mix(in srgb, var(--bg-surface) 30%, transparent);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        inset 0 -1px 0 rgba(255, 255, 255, 0.02);
}

[data-theme="dark"] .ios-folder-content::before {
    background: linear-gradient(105deg,
            transparent 20%,
            rgba(255, 255, 255, 0.02) 35%,
            rgba(255, 255, 255, 0.07) 42%,
            rgba(255, 255, 255, 0.02) 50%,
            transparent 65%);
}

[data-theme="dark"] .ios-folder-content::after {
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.2) 0%,
            rgba(255, 255, 255, 0.04) 25%,
            transparent 50%,
            rgba(255, 255, 255, 0.03) 75%,
            rgba(255, 255, 255, 0.15) 100%);
}

/* --- Folder Preview Boxes: Liquid Surface --- */
.folder-preview-box {
    background: color-mix(in srgb, var(--bg-surface) 50%, transparent);
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
    border: 1.5px solid rgba(255, 255, 255, 0.18);
    position: relative;
    overflow: hidden;
}

.folder-preview-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(255, 255, 255, 0.06) 0%, transparent 40%);
    background-size: 100% 100%;
    animation: liquid-surface-shift 12s ease-in-out infinite;
    pointer-events: none;
}

.category-widget:hover .folder-preview-box {
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .folder-preview-box {
    background: color-mix(in srgb, var(--bg-surface) 35%, transparent);
    border-color: rgba(255, 255, 255, 0.06);
}

/* --- Tool Modal: Liquid Glass Backdrop --- */
.tool-modal {
    background: color-mix(in srgb, var(--bg-base) 40%, transparent);
    backdrop-filter: blur(12px) saturate(150%);
    -webkit-backdrop-filter: blur(12px) saturate(150%);
}

/* --- Drawer: Liquid Glass Sidebar --- */
.drawer-backdrop {
    background: color-mix(in srgb, var(--bg-surface) 30%, transparent);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
}

.recent-drawer {
    background: color-mix(in srgb, var(--bg-surface) 85%, transparent);
    backdrop-filter: blur(40px) saturate(180%);
    -webkit-backdrop-filter: blur(40px) saturate(180%);
    border-left: 1px solid rgba(255, 255, 255, 0.15);
    overflow: hidden;
}

.recent-drawer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 40%;
    height: 200%;
    background: linear-gradient(105deg,
            transparent 25%,
            rgba(255, 255, 255, 0.03) 38%,
            rgba(255, 255, 255, 0.08) 44%,
            rgba(255, 255, 255, 0.03) 52%,
            transparent 68%);
    transform: translateX(-150%) rotate(35deg);
    animation: liquid-specular-sweep 12s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    pointer-events: none;
    z-index: 0;
}

.recent-drawer>* {
    position: relative;
    z-index: 1;
}

[data-theme="dark"] .recent-drawer {
    background: color-mix(in srgb, var(--bg-surface) 80%, transparent);
    border-left-color: rgba(255, 255, 255, 0.06);
}

/* --- Toast Notifications: Liquid Glass --- */
.toast {
    background: color-mix(in srgb, var(--bg-surface) 80%, transparent);
    backdrop-filter: blur(16px) saturate(150%);
    -webkit-backdrop-filter: blur(16px) saturate(150%);
    border-left-width: 3px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .toast {
    background: color-mix(in srgb, var(--bg-surface) 70%, transparent);
    border-top-color: rgba(255, 255, 255, 0.06);
    border-right-color: rgba(255, 255, 255, 0.03);
    border-bottom-color: rgba(255, 255, 255, 0.02);
}

/* --- Tooltip: Liquid Glass --- */
.help-tooltip::after {
    background: color-mix(in srgb, #121215 85%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

/* --- Preview Modal: Liquid Glass --- */
.preview-modal {
    background: color-mix(in srgb, var(--bg-base) 45%, transparent);
    backdrop-filter: blur(12px) saturate(150%);
    -webkit-backdrop-filter: blur(12px) saturate(150%);
}

.preview-modal-content {
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .preview-modal-content {
    border-color: rgba(255, 255, 255, 0.05);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 768px) {
    .main-content {
        padding: 1.5rem 1rem 3rem;
    }

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

    .search-bar-container {
        min-width: 100%;
        width: 100%;
    }

    .master-grid,
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .tool-card.size-large {
        padding: 1.25rem;
    }

    .modal-content {
        padding: 1.75rem 1.25rem;
        margin: 0.5rem;
        max-width: 100%;
        border-radius: var(--radius-lg);
    }

    .upload-area {
        padding: 2rem 1.25rem;
    }
}

@media (max-width: 420px) {
    .tool-card.size-large .card-icon {
        width: 48px;
        height: 48px;
    }

    .tool-card.size-large .card-icon .material-symbols-outlined {
        font-size: 1.5rem;
    }

    .modal-header h2 {
        font-size: 1.15rem;
    }
}

/* ==========================================
   SCROLLBAR
   ========================================== */
.modal-content::-webkit-scrollbar {
    width: 6px;
}

.modal-content::-webkit-scrollbar-track {
    background: transparent;
}

.modal-content::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 999px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* ==========================================
   UTILITY ANIMATIONS
   ========================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

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

.tool-card {
    animation: fadeIn 0.25s ease backwards;
}

.tool-card:nth-child(1) {
    animation-delay: 0.03s;
}

.tool-card:nth-child(2) {
    animation-delay: 0.06s;
}

.tool-card:nth-child(3) {
    animation-delay: 0.09s;
}

.tool-card:nth-child(4) {
    animation-delay: 0.12s;
}

.tool-card:nth-child(5) {
    animation-delay: 0.15s;
}

.tool-card:nth-child(6) {
    animation-delay: 0.18s;
}

.tool-card:nth-child(7) {
    animation-delay: 0.21s;
}

.tool-card:nth-child(8) {
    animation-delay: 0.24s;
}

/* ==========================================
   DARK MODE TOOL UI OVERRIDES
   ========================================== */
[data-theme="dark"] .upload-area {
    background: rgba(255, 255, 255, 0.02);
    border-color: var(--border-color);
}

[data-theme="dark"] .upload-area:hover {
    background: var(--accent-light);
    border-color: var(--accent);
}

[data-theme="dark"] .format-pill {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .format-pill:hover {
    background: var(--accent-light);
    border-color: var(--accent);
}

[data-theme="dark"] .format-pill.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

[data-theme="dark"] .compression-preset-btn {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--border-color);
}

[data-theme="dark"] .compression-preset-btn:hover {
    background: rgba(59, 130, 246, 0.15);
}

[data-theme="dark"] .quality-slider-wrap,
[data-theme="dark"] .compression-slider-wrap {
    background: rgba(255, 255, 255, 0.02);
    border-color: var(--border-color);
}

[data-theme="dark"] .advanced-toggle {
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--border-color);
}

[data-theme="dark"] .advanced-toggle:hover {
    background: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .advanced-panel {
    background: rgba(255, 255, 255, 0.01);
    border-color: var(--border-color);
}

[data-theme="dark"] .file-queue-header {
    background: rgba(255, 255, 255, 0.03);
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .file-queue-item:hover {
    background: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .file-queue-item-status.pending {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
}

[data-theme="dark"] .preview-body {
    background: #0f1014;
}

[data-theme="dark"] .individual-preview-btn {
    border-color: var(--border-color);
}

[data-theme="dark"] .individual-preview-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-secondary);
}

[data-theme="dark"] .file-size-badge {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color);
}

[data-theme="dark"] .quality-labels small,
[data-theme="dark"] .compression-hint,
[data-theme="dark"] .compression-value small {
    color: var(--text-secondary);
}

/* Focus Rings for Accessibility */
*:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

input:focus-visible,
button:focus-visible,
a:focus-visible,
.tool-card:focus-visible,
.category-widget:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}


.highlight-tool {
    position: relative;
    z-index: 10000;
    box-shadow: 0 0 30px 10px rgba(37, 99, 235, 0.4) !important;
    transform: scale(1.05) !important;
    border-color: var(--accent) !important;
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0% {
        box-shadow: 0 0 20px 5px rgba(37, 99, 235, 0.4);
    }

    50% {
        box-shadow: 0 0 40px 15px rgba(37, 99, 235, 0.6);
    }

    100% {
        box-shadow: 0 0 20px 5px rgba(37, 99, 235, 0.4);
    }
}

.processing-pulse {
    animation: canvas-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes canvas-pulse {

    0%,
    100% {
        background: color-mix(in srgb, var(--accent) 5%, var(--bg-surface));
    }

    50% {
        background: color-mix(in srgb, var(--accent) 15%, var(--bg-surface));
    }
}

.scanning-thumbnail {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.scanning-thumbnail::after {
    content: '';
    position: absolute;
    top: -50%;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, transparent, rgba(37, 99, 235, 0.5), transparent);
    animation: scanning-line 2s linear infinite;
    z-index: 10;
}

@keyframes scanning-line {
    0% {
        top: -50%;
    }

    100% {
        top: 150%;
    }
}


/* Drop Hint for Global Hover */
.global-drag-overlay.active .global-drag-content {
    animation: drop-pulse 0.3s infinite;
}

@keyframes drop-pulse {
    0% {
        transform: scale(1);
        border-color: var(--accent);
    }

    50% {
        transform: scale(1.02);
        border-color: #10b981;
    }

    100% {
        transform: scale(1);
        border-color: var(--accent);
    }
}


.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: background 0.2s ease, transform 0.1s ease;
}

.btn-icon:hover {
    background: rgba(128, 128, 128, 0.1);
}

.btn-icon:active {
    transform: scale(0.95);
}


#close-drawer-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: background 0.2s ease, transform 0.1s ease;
}

#close-drawer-btn:hover {
    background: rgba(128, 128, 128, 0.1);
}

#close-drawer-btn:active {
    transform: scale(0.95);
}

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

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: color-mix(in srgb, var(--text-secondary) 40%, transparent);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--text-secondary);
}

* {
    scrollbar-width: thin;
    scrollbar-color: color-mix(in srgb, var(--text-secondary) 60%, transparent) transparent;
}

/* ==========================================
   COMMAND PALETTE
   ========================================== */
.cmd-palette-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: color-mix(in srgb, var(--bg-surface) 30%, transparent);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    z-index: 10000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease-out;
}

.cmd-palette-backdrop.active {
    opacity: 1;
    pointer-events: all;
}

.cmd-palette {
    position: fixed;
    top: 20%;
    left: 50%;
    transform: translate(-50%, -20px) scale(0.95);
    width: 90%;
    max-width: 600px;
    background: color-mix(in srgb, var(--bg-surface) 80%, transparent);
    backdrop-filter: blur(40px) saturate(180%);
    -webkit-backdrop-filter: blur(40px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    z-index: 10001;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease-out;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

[data-theme="dark"] .cmd-palette {
    border-color: rgba(255, 255, 255, 0.08);
}

.cmd-palette.active {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
    pointer-events: all;
}

.cmd-palette-search-wrapper {
    display: flex;
    align-items: center;
    padding: 1.2rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.cmd-palette-icon {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-right: 1rem;
}

#cmd-palette-input {
    flex: 1;
    background: transparent;
    border: none;
    font-size: 1.25rem;
    color: var(--text-primary);
    outline: none;
    font-family: inherit;
    font-weight: 500;
}

#cmd-palette-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.cmd-palette-results {
    max-height: 400px;
    overflow-y: auto;
    padding: 0.5rem;
}

.cmd-result-item {
    display: flex;
    align-items: center;
    padding: 1rem 1.2rem;
    gap: 1rem;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background 0.15s ease, transform 0.15s ease;
}

.cmd-result-item:hover,
.cmd-result-item.selected {
    background: color-mix(in srgb, var(--accent) 15%, transparent);
}

.cmd-result-item .material-symbols-outlined {
    font-size: 1.2rem;
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 10%, transparent);
    padding: 0.5rem;
    border-radius: 8px;
}

.cmd-result-info {
    display: flex;
    flex-direction: column;
}

.cmd-result-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.cmd-result-category {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 2px;
}

.cmd-no-results {
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
}

/* ==========================================
   ONBOARDING TOUR
   ========================================== */
.tour-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 20000;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
    display: none;
}

.tour-overlay.active {
    display: block;
    opacity: 1;
    pointer-events: all;
}

.tour-spotlight {
    position: absolute;
    background: transparent;
    border-radius: 8px;
    box-shadow: 0 0 0 9999px color-mix(in srgb, var(--bg-surface) 80%, transparent), 0 0 15px rgba(255, 255, 255, 0.1);
    backdrop-filter: saturate(0%) blur(2px);
    -webkit-backdrop-filter: saturate(0%) blur(2px);
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 20001;
    pointer-events: none;
    /* Let clicks pass through to the highlighted element if needed */
}

/* Clear the blur immediately inside the spotlight */
.tour-spotlight::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    border: 2px solid var(--accent);
    box-shadow: 0 0 20px color-mix(in srgb, var(--accent) 30%, transparent);
}

.tour-popover {
    position: absolute;
    background: color-mix(in srgb, var(--bg-surface) 95%, transparent);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 1.5rem;
    width: 320px;
    z-index: 20002;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tour-popover-title {
    font-size: 1.1rem;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
    color: var(--accent);
    margin: 0;
}

.tour-popover-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.tour-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.tour-nav button {
    padding: 6px 12px;
    font-size: 0.8rem;
    border-radius: 6px;
    cursor: pointer;
}

.tour-dots {
    display: flex;
    gap: 5px;
    margin: 0 auto;
}

.tour-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--border-color);
    transition: background 0.2s;
}

.tour-dot.active {
    background: var(--accent);
}

.start-tour-btn {
    background: color-mix(in srgb, var(--bg-surface) 50%, transparent);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.start-tour-btn:hover {
    background: color-mix(in srgb, var(--accent) 15%, transparent);
    color: var(--accent);
    border-color: var(--accent);
}

.start-tour-btn .material-symbols-outlined {
    font-size: 1rem;
}

/* Ambient Liquid Glass Mesh Background */
.ambient-mesh {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
    background-color: transparent;
    pointer-events: none;
}

.mesh-orb {
    position: absolute;
    filter: blur(120px);
    opacity: 0.6;
    animation: floatOrb 25s infinite alternate ease-in-out;
}

.orb-1 {
    width: 50vw;
    height: 50vh;
    background: #2563eb;
    top: -10%;
    left: -10%;
    animation-duration: 28s;
    opacity: 0.35;
}

.orb-2 {
    width: 40vw;
    height: 60vh;
    background: #7c3aed;
    bottom: -20%;
    right: -10%;
    animation-duration: 34s;
    animation-delay: -5s;
    opacity: 0.3;
}

.orb-3 {
    width: 60vw;
    height: 40vh;
    background: #1ea7ff;
    top: 30%;
    left: 40%;
    animation-duration: 22s;
    animation-delay: -10s;
    opacity: 0.25;
}

[data-theme="dark"] .orb-1 {
    background: #1a365d;
    opacity: 0.5;
}

[data-theme="dark"] .orb-2 {
    background: #4c1d95;
    opacity: 0.5;
}

[data-theme="dark"] .orb-3 {
    background: #0c4a6e;
    opacity: 0.4;
}

@keyframes floatOrb {
    0% {
        transform: translate(0, 0) scale(1);
    }

    100% {
        transform: translate(15%, 20%) scale(1.3);
    }
}