/* ============================================================
   CHANNELKIT PREVIEW — Editor Workspace Styles
   ============================================================ */

/* ── Editor Design Tokens ── */
:root {
    --editor-bg: #0C0C0E;
    --panel-bg: #131316;
    --canvas-bg: #000000;
    --border-default: #232328;
    --border-dashed-upload: #33333A;
    --accent-primary: #EEA727;
    --accent-glow: rgba(238, 167, 39, 0.15);

    --zone-green: rgba(80, 200, 120, 0.25);
    --zone-yellow: rgba(238, 167, 39, 0.25);
    --zone-red: rgba(226, 85, 85, 0.25);

    --text-primary: #F2F2F2;
    --text-secondary: #888893;
    --text-muted: #55555e;

    --font-ui: 'Syne', sans-serif;
    --font-data: 'JetBrains Mono', monospace;
    --font-mockup: 'Roboto', sans-serif;

    --radius-card: 12px;
    --radius-slot: 8px;
    --radius-pill: 9999px;

    --transition-fast: 0.15s ease;
    --transition-panel: 0.24s cubic-bezier(0.16, 1, 0.3, 1);

    /* Top Bar */
    --top-bar-bg: #111114;
    --device-switcher-bg: #1A1A1F;

    /* Dropdowns */
    --dropdown-bg: #16161a;
    --bg-hover: rgba(255, 255, 255, 0.04);

    /* Accordions and Slots */
    --accordion-bg: rgba(255, 255, 255, 0.01);
    --slot-bg: rgba(255, 255, 255, 0.02);
    --slot-bg-hover: rgba(238, 167, 39, 0.03);
    --slot-bg-dragover: rgba(238, 167, 39, 0.08);

    /* Buttons */
    --btn-bg-secondary: #1c1c22;

    /* Canvas Dots Grid */
    --grid-dot-color: rgba(255, 255, 255, 0.07);

    /* YouTube Mockup - Dark Theme Styles */
    --yt-bg-primary: #0F0F0F;
    --yt-bg-secondary: #121212;
    --yt-bg-tertiary: #0F0F0F;
    --yt-text-primary: #F1F1F1;
    --yt-text-secondary: #AAAAAA;
    --yt-border-default: rgba(255, 255, 255, 0.08);
    --yt-button-bg: #272727;
    --yt-button-hover: #1f1f1f;
    --yt-button-text: #FFFFFF;
    --yt-search-btn-bg: #222222;
    --yt-search-btn-hover: #303030;
    --yt-search-border: #303030;

    --yt-subscribe-bg: #F1F1F1;
    --yt-subscribe-text: #0F0F0F;
    --yt-pfp-border: #0F0F0F;
    --yt-pill-bg: #212121;

    /* Other specific UI components */
    --hex-input-bg: #1A1A1F;
    --toggle-bg: #232328;
    --slider-track: #232328;
    --dialog-bg: #1c1c22;
    --controls-bg: rgba(19, 19, 22, 0.85);
    --hint-overlay-bg: rgba(12, 12, 14, 0.95);
}

body.light-theme {
    --editor-bg: #F9F9FA;
    --panel-bg: #FFFFFF;
    --canvas-bg: #E3E3E6;
    --border-default: #E2E2E9;
    --border-dashed-upload: #C4C4D0;
    --text-primary: #1C1C1E;
    --text-secondary: #636366;
    --text-muted: #8E8E93;

    /* Top Bar */
    --top-bar-bg: #FFFFFF;
    --device-switcher-bg: #EAEAEA;

    /* Dropdowns */
    --dropdown-bg: #FFFFFF;
    --bg-hover: #F2F2F7;

    /* Accordions and Slots */
    --accordion-bg: rgba(0, 0, 0, 0.01);
    --slot-bg: rgba(0, 0, 0, 0.02);
    --slot-bg-hover: rgba(238, 167, 39, 0.05);
    --slot-bg-dragover: rgba(238, 167, 39, 0.12);

    /* Buttons */
    --btn-bg-secondary: #EAEAEA;

    /* Canvas Dots Grid */
    --grid-dot-color: rgba(0, 0, 0, 0.08);

    /* YouTube Mockup - Light Theme Styles */
    --yt-bg-primary: #FFFFFF;
    --yt-bg-secondary: #F2F2F2;
    --yt-bg-tertiary: #FFFFFF;
    --yt-text-primary: #0F0F0F;
    --yt-text-secondary: #606060;
    --yt-border-default: rgba(0, 0, 0, 0.1);
    --yt-button-bg: #F2F2F2;
    --yt-button-hover: #E5E5E5;
    --yt-button-text: #0F0F0F;
    --yt-search-btn-bg: #F8F8F8;
    --yt-search-btn-hover: #F0F0F0;
    --yt-search-border: #CCCCCC;

    --yt-subscribe-bg: #0F0F0F;
    --yt-subscribe-text: #FFFFFF;
    --yt-pfp-border: #FFFFFF;
    --yt-pill-bg: #F2F2F2;

    /* Other specific UI components */
    --hex-input-bg: #F2F2F7;
    --toggle-bg: #E5E5EA;
    --slider-track: #E5E5EA;
    --dialog-bg: #FFFFFF;
    --controls-bg: rgba(255, 255, 255, 0.85);
    --hint-overlay-bg: rgba(244, 244, 246, 0.95);
}

/* Smooth theme transitions */
body,
.left-panel,
.right-panel,
.top-bar,
.device-chrome-label,
.export-dropdown,
.yt-mockup,
.yt-desktop-topbar,
.yt-desktop-sidebar,
.mobile-only-header,
.mobile-only-bottom-bar,
.safe-zone-legend,
.canvas-view-controls {
    transition: background-color var(--transition-fast) ease, border-color var(--transition-fast) ease, color var(--transition-fast) ease;
}

/* ── Base Editor Overrides ── */
body,
html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background-color: var(--editor-bg);
    color: var(--text-primary);
    font-family: var(--font-ui);
    overflow: hidden;
}

/* ── Custom Scrollbar for Editor Panels ── */
.left-panel-scroll::-webkit-scrollbar,
.right-panel-content::-webkit-scrollbar,
.yt-desktop-sidebar::-webkit-scrollbar {
    width: 4px;
}

.left-panel-scroll::-webkit-scrollbar-track,
.right-panel-content::-webkit-scrollbar-track,
.yt-desktop-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.left-panel-scroll::-webkit-scrollbar-thumb,
.right-panel-content::-webkit-scrollbar-thumb,
.yt-desktop-sidebar::-webkit-scrollbar-thumb {
    background: var(--border-default);
    border-radius: var(--radius-pill);
}

.left-panel-scroll::-webkit-scrollbar-thumb:hover,
.right-panel-content::-webkit-scrollbar-thumb:hover,
.yt-desktop-sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ── Top Bar Styling ── */
.top-bar {
    height: 64px;
    background-color: var(--top-bar-bg);
    border-bottom: 1px solid var(--border-default);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    position: relative;
    z-index: 100;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.editor-logo {
    height: 24px;
    width: auto;
    display: block;
}

.logo-divider {
    width: 1px;
    height: 20px;
    background-color: var(--border-default);
}

.logo-tag {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: var(--font-data);
}

.top-bar-center {
    flex-grow: 1;
    display: flex;
    justify-content: center;
}

.device-switcher {
    background-color: var(--device-switcher-bg);
    border-radius: var(--radius-pill);
    padding: 3px;
    display: flex;
    gap: 2px;
    border: 1px solid rgba(255, 255, 255, 0.03);
}

.device-tab {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 6px 14px;
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: var(--radius-pill);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-fast);
    font-family: var(--font-ui);
}

.device-tab:hover {
    color: var(--text-primary);
}

.device-tab.active {
    background-color: var(--accent-primary);
    color: #0C0C0E;
}

.tab-icon {
    width: 14px;
    height: 14px;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.icon-toggle-btn {
    background: transparent;
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    border-radius: var(--radius-pill);
    padding: 8px 14px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-ui);
    transition: all var(--transition-fast);
}

.icon-toggle-btn i {
    width: 14px;
    height: 14px;
}

.icon-toggle-btn:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.icon-toggle-btn.active {
    background-color: rgba(238, 167, 39, 0.1);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-glow);
}

/* ── Export Button & Dropdown ── */
.export-dropdown-container {
    position: relative;
}

.export-btn {
    background-color: var(--accent-primary);
    color: #0C0C0E;
    border: none;
    border-radius: var(--radius-pill);
    padding: 8px 18px;
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-ui);
    transition: all var(--transition-fast);
}

.export-btn:hover {
    background-color: #f5b642;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(238, 167, 39, 0.25);
}

.export-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.export-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background-color: var(--dropdown-bg);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-card);
    width: 200px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.6);
    padding: 6px;
    display: none;
    flex-direction: column;
    z-index: 1000;
}

.export-dropdown.show {
    display: flex;
}

.export-option {
    background: transparent;
    border: none;
    color: var(--text-primary);
    text-align: left;
    padding: 10px 12px;
    font-size: 0.82rem;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    font-family: var(--font-ui);
    display: flex;
    align-items: center;
    gap: 8px;
}

.export-option:hover {
    background-color: var(--bg-hover);
    color: var(--accent-primary);
}

.export-option i {
    width: 14px;
    height: 14px;
}

.dropdown-divider {
    border: none;
    border-top: 1px solid var(--border-default);
    margin: 6px 0;
}

/* ── Workspace Grid ── */
.app-workspace {
    display: flex;
    height: calc(100vh - 64px);
    position: relative;
    width: 100vw;
}

/* ── Left Panel ── */
.left-panel {
    width: 280px;
    height: 100%;
    background-color: var(--panel-bg);
    border-right: 1px solid var(--border-default);
    flex-shrink: 0;
    position: relative;
    z-index: 50;
    transition: transform var(--transition-panel);
}

.left-panel-scroll {
    height: 100%;
    overflow-y: auto;
    padding: 16px;
}

/* ── Accordion System ── */
.accordion-item {
    border-bottom: 1px solid var(--border-default);
    margin-bottom: 8px;
    border-radius: var(--radius-card);
    overflow: hidden;
    background: var(--accordion-bg);
}

.accordion-item.disabled {
    opacity: 0.5;
}

.accordion-trigger {
    width: 100%;
    background: transparent;
    border: none;
    padding: 14px 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-weight: 700;
    font-size: 0.88rem;
    cursor: pointer;
}

.accordion-trigger:hover {
    color: var(--accent-primary);
}

.accordion-icon {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
    color: var(--text-secondary);
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
    color: var(--accent-primary);
}

.accordion-content {
    padding: 0 12px 16px 12px;
    display: none;
}

.accordion-item.active .accordion-content {
    display: block;
}

/* ── Upload Slots ── */
.asset-slot-card {
    background-color: var(--slot-bg);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-card);
    padding: 12px;
    margin-bottom: 12px;
}

.slot-header {
    display: flex;
    flex-direction: column;
    margin-bottom: 8px;
}

.slot-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.slot-required {
    font-size: 0.68rem;
    color: var(--text-secondary);
    margin-top: 1px;
}

.badge-optional {
    color: var(--text-muted);
    font-size: 0.68rem;
    margin-left: 4px;
}

.upload-dropzone {
    border: 1px dashed var(--border-dashed-upload);
    border-radius: var(--radius-slot);
    padding: 20px 10px;
    text-align: center;
    position: relative;
    transition: all var(--transition-fast);
    overflow: hidden;
}

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

.upload-dropzone.dragover {
    border-color: var(--accent-primary);
    background-color: var(--slot-bg-dragover);
}


.dropzone-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    pointer-events: none;
}

.dropzone-icon {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
}

.dropzone-text {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.dropzone-sub {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.file-input-hidden {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 10;
}

.dropzone-filled {
    display: flex;
    align-items: center;
    gap: 10px;
    text-align: left;
    position: relative;
    z-index: 15;
    /* sits above hidden input for buttons interaction */
}

.dropzone-thumb {
    width: 48px;
    height: 27px;
    border-radius: 4px;
    object-fit: cover;
    background-color: var(--btn-bg-secondary);
}

.circle-preview {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.dropzone-meta {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.file-name {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: var(--font-data);
}

.file-dimensions {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-data);
    margin-top: 1px;
}

.slot-action-btn {
    background: var(--btn-bg-secondary);
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.slot-action-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

.remove-btn:hover {
    color: #E25555;
    border-color: #E25555;
}

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

.slot-error-msg {
    color: #E25555;
    font-size: 0.7rem;
    margin-top: 6px;
    font-weight: 500;
}

.upload-dropzone.error {
    border-color: #E25555;
    background-color: rgba(226, 85, 85, 0.05);
}

/* ── Thumbnail upload slots grid ── */
.thumbnail-upload-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.thumb-slot {
    aspect-ratio: 16/9;
    background-color: var(--accordion-bg);
    border: 1px dashed var(--border-dashed-upload);
    border-radius: var(--radius-slot);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-fast);
}

.thumb-slot:hover {
    border-color: var(--accent-primary);
    background-color: var(--slot-bg-hover);
}

.thumb-slot-icon {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    pointer-events: none;
}

.thumb-filled-preview {
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 15;
}

.thumb-filled-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumb-remove-btn,
.thumb-edit-btn {
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.5rem;
    transition: all var(--transition-fast);
    z-index: 5;
}

.thumb-remove-btn i,
.thumb-edit-btn i {
    width: 10px;
    height: 10px;
}

.thumb-remove-btn {
    top: 3px;
    right: 3px;
}

.thumb-edit-btn {
    bottom: 3px;
    right: 3px;
}

.thumb-remove-btn:hover {
    background-color: #E25555;
}

.thumb-edit-btn:hover {
    background-color: var(--accent-primary);
    color: #0c0c0e;
}

/* ── Form Inputs ── */
.form-group {
    margin-bottom: 12px;
    position: relative;
}

.field-label {
    display: block;
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.field-label-dim {
    display: block;
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.clean-border-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-default);
    color: var(--text-primary);
    padding: 6px 0;
    font-size: 0.85rem;
    outline: none;
    font-family: var(--font-ui);
    transition: border-bottom-color var(--transition-fast);
}

.clean-border-input:focus {
    border-bottom-color: var(--accent-primary);
}

.char-counter {
    position: absolute;
    bottom: 6px;
    right: 0;
    font-size: 0.65rem;
    color: var(--text-muted);
    font-family: var(--font-data);
}

.handle-input-wrapper {
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-default);
}

.handle-input-wrapper:focus-within {
    border-bottom-color: var(--accent-primary);
}

.handle-prefix {
    color: var(--text-muted);
    font-size: 0.85rem;
    padding-right: 2px;
}

.handle-input-wrapper .clean-border-input {
    border-bottom: none;
}

/* ── Style Presets Swatches ── */
.presets-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.preset-card {
    background: var(--slot-bg);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-slot);
    padding: 8px;
    cursor: pointer;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-fast);
}

.preset-card:hover {
    border-color: var(--accent-primary);
    background-color: var(--bg-hover);
}

.preset-swatch {
    width: 100%;
    height: 32px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.swatch-gaming {
    background: linear-gradient(135deg, #1b0922 0%, #ff1c44 100%);
}

.swatch-edu {
    background: linear-gradient(135deg, #0f1c3f 0%, #00b4d8 100%);
}

.swatch-vlog {
    background: linear-gradient(135deg, #4a1d00 0%, #ff8e3c 100%);
}

.swatch-tech {
    background: linear-gradient(135deg, #0b0c10 0%, #66fcf1 100%);
}

.swatch-beauty {
    background: linear-gradient(135deg, #ffe5ec 0%, #ffb3c6 100%);
}

.preset-name {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-secondary);
}



/* ── Center Canvas Area ── */
.center-canvas {
    flex-grow: 1;
    background-color: var(--canvas-bg);
    background-image:
        radial-gradient(600px circle at var(--mouse-x, -9999px) var(--mouse-y, -9999px), rgba(238, 167, 39, 0.08), transparent 80%),
        radial-gradient(var(--grid-dot-color) 1px, transparent 1px);
    background-size: 100% 100%, 24px 24px;
    height: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 64px;
}

.canvas-stage {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.device-frame-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 1100px;
    position: relative;
    z-index: 10;
    transform-origin: center center;
    transition: transform var(--transition-fast);
}

.device-chrome-label {
    font-size: 0.7rem;
    font-family: var(--font-data);
    color: var(--text-muted);
    background-color: var(--top-bar-bg);
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    margin-bottom: 8px;
    border: 1px solid var(--border-default);
}

/* Device Mockup Frames */
.device-frame {
    width: 100%;
    background-color: var(--yt-bg-primary);
    border: 1px solid var(--border-default);
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.8);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* Frame Breakpoints */
.device-frame.desktop {
    width: 100%;
    max-width: 1100px;
    border-radius: var(--radius-card);
}

.device-frame.tablet {
    width: 768px;
    max-width: 100%;
    border-radius: var(--radius-card);
}

.device-frame.mobile {
    width: 375px;
    height: 680px;
    border-radius: 36px;
    border: 10px solid var(--btn-bg-secondary);
    overflow-y: auto;
    -ms-overflow-style: none;
    /* IE and Edge */
    scrollbar-width: none;
    /* Firefox */
}

/* Hide scrollbars for WebKit browsers in mobile mockup */
.device-frame.mobile::-webkit-scrollbar,
.device-frame.mobile .yt-mockup-main::-webkit-scrollbar {
    display: none !important;
}

.device-frame.mobile .yt-mockup-main {
    -ms-overflow-style: none;
    /* IE and Edge */
    scrollbar-width: none;
    /* Firefox */
}

/* ── YouTube Mockup Elements (High-Fidelity Revisions) ── */
.yt-mockup {
    font-family: var(--font-mockup);
    color: var(--yt-text-primary);
    background-color: var(--yt-bg-primary);
    display: flex;
    flex-direction: column;
    user-select: none;
    width: 100%;
}

.clickable-asset {
    cursor: pointer;
    position: relative;
    transition: outline var(--transition-fast);
}

.clickable-asset:hover {
    outline: 2px solid var(--accent-primary) !important;
}

/* A. Desktop Mockup Top Header */
.yt-desktop-topbar {
    display: flex;
    height: 56px;
    background-color: var(--yt-bg-primary);
    border-bottom: 1px solid var(--yt-border-default);
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    flex-shrink: 0;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.topbar-menu-icon {
    width: 18px;
    height: 18px;
    color: var(--yt-text-primary);
    cursor: pointer;
}

.yt-logo-group {
    display: flex;
    align-items: center;
    gap: 4px;
}

.yt-play-icon {
    width: 18px;
    height: 18px;
    color: #FF0000;
    fill: #FF0000;
}

.yt-logo-text {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--yt-text-primary);
    letter-spacing: -0.05em;
}

.topbar-center {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-grow: 1;
    max-width: 600px;
    margin: 0 20px;
}

.search-box {
    display: flex;
    flex-grow: 1;
    background-color: var(--yt-bg-secondary);
    border: 1px solid var(--yt-search-border);
    border-radius: 40px;
    overflow: hidden;
    height: 36px;
}

.search-box input {
    background: transparent;
    border: none;
    color: var(--yt-text-primary);
    padding: 0 16px;
    flex-grow: 1;
    font-size: 0.88rem;
    outline: none;
}

.search-btn {
    background-color: var(--yt-search-btn-bg);
    border: none;
    border-left: 1px solid var(--yt-search-border);
    color: var(--yt-text-primary);
    width: 56px;
    height: 100%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn i {
    width: 16px;
    height: 16px;
}

.mic-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--yt-bg-secondary);
    color: var(--yt-text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mic-btn i {
    width: 16px;
    height: 16px;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.create-btn {
    background-color: var(--yt-button-bg);
    color: var(--yt-button-text);
    border: none;
    padding: 6px 14px;
    border-radius: 18px;
    font-size: 0.8rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

.create-btn i {
    width: 14px;
    height: 14px;
}

.topbar-icon {
    width: 18px;
    height: 18px;
    color: var(--yt-text-primary);
}

.topbar-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    color: #0c0c0e;
    font-weight: 700;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* B. Inner Sidebar + Main grid */
.yt-mockup-body {
    display: flex;
    height: 730px;
    overflow: hidden;
}

.device-frame.mobile .yt-mockup-body {
    height: auto;
    overflow: visible;
}

/* Sidebar Styling */
.yt-desktop-sidebar {
    width: 200px;
    background-color: var(--yt-bg-tertiary);
    border-right: 1px solid var(--yt-border-default);
    padding: 12px 6px;
    overflow-y: auto;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-section {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sidebar-header {
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
    padding: 6px 12px;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 8px 12px;
    border-radius: 8px;
    color: #f1f1f1;
    font-size: 0.82rem;
    cursor: pointer;
}

.sidebar-item i {
    width: 16px;
    height: 16px;
}

.sidebar-item.active {
    background-color: #272727;
    font-weight: 600;
}

.sidebar-item:hover {
    background-color: #1f1f1f;
}

.sidebar-divider {
    height: 1px;
    background-color: rgba(255, 255, 255, 0.08);
    margin: 8px 6px;
}

.sidebar-footer {
    padding: 8px 12px;
    font-size: 0.68rem;
    color: #aaaaaa;
    line-height: 1.5;
}

.sidebar-footer p {
    margin-bottom: 4px;
}

/* Main channel panel */
.yt-mockup-main {
    flex-grow: 1;
    overflow-y: auto;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Hide desktop topbar and sidebar completely as requested */
.yt-desktop-topbar,
.yt-desktop-sidebar {
    display: none !important;
}

.device-frame.desktop .mobile-only-header,
.device-frame.tablet .mobile-only-header,
.device-frame.desktop .mobile-only-bottom-bar,
.device-frame.tablet .mobile-only-bottom-bar {
    display: none !important;
}

/* Mobile top bar outline */
.mobile-only-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 48px;
    background-color: var(--yt-bg-primary);
    padding: 0 16px;
    border-bottom: 1px solid var(--yt-border-default);
}

.mobile-header-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--yt-text-primary);
    font-family: var(--font-mockup);
}

.mobile-header-icon {
    width: 18px;
    height: 18px;
    color: var(--yt-text-primary);
}

.mobile-header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Mobile bottom bar outline */
.mobile-only-bottom-bar {
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    height: 48px;
    background-color: var(--yt-bg-primary);
    border-top: 1px solid var(--yt-border-default);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 10;
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 0.6rem;
    color: var(--yt-text-secondary);
}

.mobile-nav-item i {
    width: 18px;
    height: 18px;
    margin-bottom: 2px;
}

.mobile-nav-item.active {
    color: var(--yt-text-primary);
}

.mobile-nav-item-plus {
    font-size: 1.8rem;
    color: var(--yt-text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-nav-item-plus i {
    width: 24px;
    height: 24px;
}

.mobile-user-avatar {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    color: #000;
    font-weight: 800;
    font-size: 0.55rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 1. Mockup Banner */
.yt-mockup-banner {
    width: calc(100% - 48px);
    margin: 16px auto 0 auto;
    height: 0;
    padding-bottom: 16.52%;
    position: relative;
    background-color: var(--yt-bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    flex-shrink: 0;
    isolation: isolate;
    /* Fix for WebKit rounded corners clipping absolute children */
}

.device-frame.tablet .yt-mockup-banner {
    width: calc(100% - 48px);
    margin: 16px auto 0 auto;
    padding-bottom: 22.8%;
    border-radius: 12px;
}

.device-frame.mobile .yt-mockup-banner {
    width: calc(100% - 32px);
    margin: 12px auto 0 auto;
    padding-bottom: 27.3%;
    border-radius: 12px;
}

.banner-image-wrapper {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    border-radius: inherit;
}

.mock-banner-img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    transform-origin: center center;
    border-radius: inherit;
}

.banner-placeholder-gradient {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #18181b 0%, #2e2e38 100%);
    position: relative;
    border-radius: inherit;
}

.banner-placeholder-gradient::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255, 255, 255, 0.01) 10px, rgba(255, 255, 255, 0.01) 20px);
}

/* Safe Zone Overlay bands */
.safe-zone-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    pointer-events: none;
    z-index: 5;
    border-radius: inherit;
    overflow: hidden;
}

.zone-band {
    width: 100%;
}

.zone-band.red-top,
.zone-band.red-bottom {
    flex-grow: 1;
    background-color: var(--zone-red);
}

.zone-band.yellow-top,
.zone-band.yellow-bottom {
    height: 10%;
    background-color: var(--zone-yellow);
}

.zone-band.green-middle {
    height: 40%;
    background-color: var(--zone-green);
    position: relative;
    border-top: 1px solid rgba(80, 200, 120, 0.6);
    border-bottom: 1px solid rgba(80, 200, 120, 0.6);
}

.green-safe-inner {
    height: 100%;
    width: 60.39%;
    margin: 0 auto;
    border-left: 1px dashed rgba(80, 200, 120, 0.6);
    border-right: 1px dashed rgba(80, 200, 120, 0.6);
    background-color: rgba(80, 200, 120, 0.08);
}

/* 2. Mockup Header Info */
.yt-mockup-header {
    padding: 20px 24px 10px 24px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    position: relative;
    z-index: 6;
}

.device-frame.mobile .yt-mockup-header {
    display: grid;
    grid-template-columns: 72px 1fr;
    grid-template-rows: auto auto auto auto auto;
    grid-template-areas:
        "pfp name"
        "pfp stats"
        "bio bio"
        "link link"
        "actions actions";
    gap: 8px 16px;
    align-items: center;
    padding: 16px;
    text-align: left;
}

.mock-pfp-wrapper {
    width: 108px;
    height: 108px;
    margin-top: 0;
    flex-shrink: 0;
    border-radius: 50%;
    border: 4px solid var(--yt-pfp-border);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.device-frame.mobile .mock-pfp-wrapper {
    grid-area: pfp;
    align-self: center;
    margin-top: 0;
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mock-pfp-circle {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: var(--yt-bg-secondary);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.device-frame.mobile .mock-pfp-circle {
    width: 100%;
    height: 100%;
}

.mock-pfp-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform-origin: center center;
}

.pfp-placeholder {
    font-size: 2rem;
    color: #555;
    display: flex;
    align-items: center;
    justify-content: center;
}

.device-frame.mobile .pfp-placeholder {
    font-size: 1.2rem;
}

.yt-mockup-channel-meta {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.device-frame.mobile .yt-mockup-channel-meta {
    display: contents;
}

.mock-channel-name {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--yt-text-primary);
    margin: 0 0 2px 0;
    font-family: var(--font-mockup);
    letter-spacing: -0.01em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.device-frame.mobile .mock-channel-name {
    grid-area: name;
    font-size: 1.15rem;
    align-self: end;
    text-align: left;
    margin: 0;
}

.mock-channel-stats {
    font-size: 0.82rem;
    color: var(--yt-text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 6px;
}

.device-frame.mobile .mock-channel-stats {
    grid-area: stats;
    font-size: 0.74rem;
    align-self: start;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 0 6px;
    margin: 0;
    text-align: left;
}

.device-frame.mobile .stats-handle {
    width: 100%;
}

.stats-separator {
    color: var(--yt-text-secondary);
}

.device-frame.mobile .stats-separator {
    display: inline;
}

.device-frame.mobile .stats-separator:first-of-type {
    display: none;
}

.mock-channel-bio-row {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--yt-text-secondary);
    font-size: 0.8rem;
    margin-bottom: 6px;
}

.device-frame.mobile .mock-channel-bio-row {
    grid-area: bio;
    font-size: 0.74rem;
    justify-content: flex-start;
    margin-top: 4px;
    margin-bottom: 2px;
}

.mock-channel-bio {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 250px;
}

.bio-arrow {
    width: 12px;
    height: 12px;
    color: #888;
}

.mock-channel-link-row {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #3ea6ff;
    font-size: 0.8rem;
    margin-bottom: 12px;
}

.device-frame.mobile .mock-channel-link-row {
    grid-area: link;
    font-size: 0.74rem;
    justify-content: flex-start;
    margin-bottom: 8px;
}

.device-frame.mobile .mock-channel-actions {
    grid-area: actions;
    width: 100%;
}

.link-icon {
    width: 12px;
    height: 12px;
}

.mock-channel-actions {
    margin-top: 2px;
}

.mock-subscribe-btn {
    background-color: var(--yt-subscribe-bg);
    color: var(--yt-subscribe-text);
    border: none;
    border-radius: var(--radius-pill);
    padding: 8px 16px;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: default;
}

.device-frame.mobile .mock-subscribe-btn {
    width: 100%;
    max-width: 100%;
    background-color: var(--yt-subscribe-bg);
    color: var(--yt-subscribe-text);
    padding: 10px 0;
    margin-top: 4px;
}

/* 3. YouTube Mockup Tabs */
.yt-mockup-tabs {
    border-bottom: 1px solid var(--yt-border-default);
    display: flex;
    gap: 20px;
    padding: 0 24px;
    margin-top: 6px;
    align-items: center;
}

.device-frame.mobile .yt-mockup-tabs {
    padding: 0 16px;
    gap: 12px;
}

.yt-mock-tab {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--yt-text-secondary);
    padding: 10px 0;
    position: relative;
    cursor: default;
    white-space: nowrap;
}

.yt-mock-tab.active {
    color: var(--yt-text-primary);
}

.yt-mock-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--yt-text-primary);
}

.yt-mock-tab-search-icon {
    margin-left: auto;
    width: 14px;
    height: 14px;
    color: var(--yt-text-secondary);
}

.device-frame.mobile .yt-mock-tab-search-icon {
    display: none;
}

/* Sort Pills */
.yt-mockup-sort-pills {
    display: flex;
    gap: 8px;
    padding: 12px 24px;
}

.device-frame.mobile .yt-mockup-sort-pills {
    padding: 8px 16px;
}

.sort-pill {
    background-color: var(--yt-pill-bg);
    color: var(--yt-text-primary);
    border: none;
    border-radius: 8px;
    padding: 6px 14px;
    font-size: 0.8rem;
    font-weight: 500;
    cursor: default;
    font-family: var(--font-mockup);
}

.sort-pill.active {
    background-color: var(--yt-text-primary);
    color: var(--yt-bg-primary);
}

/* 4. Mockup Video Grid */
.yt-mockup-content {
    padding: 8px 24px 24px 24px;
}

.device-frame.mobile .yt-mockup-content {
    padding: 8px 16px 16px 16px;
}

.yt-mockup-video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.device-frame.tablet .yt-mockup-video-grid {
    grid-template-columns: repeat(2, 1fr);
}

.device-frame.mobile .yt-mockup-video-grid {
    grid-template-columns: 1fr;
    gap: 14px;
}

.mock-video-item {
    display: flex;
    flex-direction: column;
    background: transparent;
}

.device-frame.mobile .mock-video-item {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 12px;
    align-items: start;
}

.mock-video-thumbnail {
    aspect-ratio: 16/9;
    background-color: var(--yt-bg-secondary);
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--yt-border-default);
}

.mock-thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mock-thumb-placeholder {
    width: 100%;
    height: 100%;
    background-color: transparent;
    overflow: hidden;
}

.mock-thumb-placeholder svg {
    display: block;
    width: 100%;
    height: 100%;
}

.mock-thumb-placeholder svg g[clip-path] {
    transition: opacity 0.25s ease;
}

.mock-video-item:hover .mock-thumb-placeholder svg g[clip-path] {
    opacity: 0.18;
}




.mock-video-duration {
    position: absolute;
    bottom: 4px;
    right: 4px;
    background-color: rgba(0, 0, 0, 0.8);
    color: #FFF;
    font-size: 0.72rem;
    font-weight: 500;
    padding: 2px 4px;
    border-radius: 4px;
}

/* Thumbnail Text Overlay Styles inside Canvas */
.thumb-overlay-text-el {
    position: absolute;
    padding: 8px;
    color: #FFF;
    font-weight: 900;
    font-family: Impact, sans-serif;
    line-height: 1.1;
    text-shadow: 2px 2px 0px #000, -2px -2px 0px #000, 2px -2px 0px #000, -2px 2px 0px #000;
    pointer-events: none;
    max-width: 90%;
    word-break: break-word;
    z-index: 10;
}

/* Grid position alignment mappings */
.pos-top-left {
    top: 4px;
    left: 4px;
}

.pos-top-center {
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
}

.pos-top-right {
    top: 4px;
    right: 4px;
    text-align: right;
}

.pos-middle-left {
    top: 50%;
    left: 4px;
    transform: translateY(-50%);
}

.pos-middle-center {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.pos-middle-right {
    top: 50%;
    right: 4px;
    transform: translateY(-50%);
    text-align: right;
}

.pos-bottom-left {
    bottom: 4px;
    left: 4px;
}

.pos-bottom-center {
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
}

.pos-bottom-right {
    bottom: 4px;
    right: 4px;
    text-align: right;
}

.mock-video-info {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
}

.device-frame.mobile .mock-video-info {
    margin-top: 0;
}

.mock-video-title {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--yt-text-primary);
    line-height: 1.3;
    margin: 0 0 4px 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.mock-video-meta {
    font-size: 0.76rem;
    color: var(--yt-text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.device-frame.mobile .mock-video-meta {
    flex-wrap: wrap;
    font-size: 0.72rem;
}


/* ── Selection Outlines in Canvas ── */
.canvas-selection-outline {
    position: absolute;
    border: 2px solid var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(238, 167, 39, 0.15), inset 0 0 12px rgba(238, 167, 39, 0.1);
    pointer-events: none;
    z-index: 80;
    display: none;
    transition: all 0.1s ease;
}

.selection-outline-label {
    position: absolute;
    top: -24px;
    left: -2px;
    background-color: var(--accent-primary);
    color: #0c0c0e;
    font-size: 0.68rem;
    font-weight: 800;
    font-family: var(--font-data);
    padding: 2px 8px;
    border-radius: 4px 4px 0 0;
    white-space: nowrap;
}

/* ── Canvas Empty State Hint ── */
.canvas-empty-state-hint {
    position: absolute;
    inset: 0;
    background-color: var(--hint-overlay-bg);
    z-index: 70;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.hint-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    text-align: center;
}

.hint-arrow {
    width: 40px;
    height: 40px;
    color: var(--accent-primary);
}

.hint-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    font-family: var(--font-ui);
}

@keyframes bounce-custom {

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

    50% {
        transform: translateY(10px) rotate(-5deg);
    }
}

.animate-bounce-custom {
    animation: bounce-custom 2s infinite ease-in-out;
}

/* ── Safe Zone Legend (floating bottom-left) ── */
.safe-zone-legend {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background-color: var(--top-bar-bg);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-card);
    padding: 12px;
    width: 250px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    z-index: 90;
}

.legend-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.legend-header span {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--accent-primary);
    text-transform: uppercase;
}

.legend-close {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
    line-height: 1;
}

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

.legend-items {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    flex-shrink: 0;
}

.legend-color.color-green {
    background-color: var(--zone-green);
    border: 1px solid rgba(80, 200, 120, 0.6);
}

.legend-color.color-yellow {
    background-color: var(--zone-yellow);
}

.legend-color.color-red {
    background-color: var(--zone-red);
}

.legend-text {
    font-size: 0.68rem;
    color: var(--text-secondary);
}



/* ── Floating Canvas View Controls ── */
.canvas-view-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--controls-bg);
    border: 1px solid var(--border-default);
    backdrop-filter: blur(8px);
    padding: 8px 16px;
    border-radius: 9999px;
    z-index: 150;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.right-panel .canvas-view-controls {
    position: static;
    transform: none;
    background-color: var(--panel-bg);
    border-top: 1px solid var(--border-default);
    border-left: none;
    border-right: none;
    border-bottom: none;
    border-radius: 0;
    padding: 12px 16px;
    width: 100%;
    box-shadow: none;
    backdrop-filter: none;
    justify-content: space-between;
    box-sizing: border-box;
    z-index: 10;
}

.canvas-view-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.canvas-view-btn:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
}

.canvas-view-btn i {
    width: 14px;
    height: 14px;
}

.canvas-zoom-slider-container {
    width: 80px;
    display: flex;
    align-items: center;
}

.canvas-zoom-percent {
    font-size: 0.72rem;
    font-family: var(--font-data);
    color: var(--accent-primary);
    min-width: 36px;
    text-align: right;
}



/* ── Right Panel Contextual Controls ── */
.right-panel {
    width: 320px;
    height: 100%;
    background-color: var(--panel-bg);
    border-left: 1px solid var(--border-default);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 50;
    transform: translateX(100%);
    transition: transform var(--transition-panel);
}

.right-panel.open {
    transform: translateX(0);
}

.right-panel-header {
    height: 56px;
    border-bottom: 1px solid var(--border-default);
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.panel-header-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
}

#active-asset-label {
    color: var(--accent-primary);
}

.panel-close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.panel-close-btn i {
    width: 18px;
    height: 18px;
}

.right-panel-content {
    flex-grow: 1;
    overflow-y: auto;
    padding: 16px;
}

/* Right Panel Upload Row Styles */
.panel-upload-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 8px;
}

.panel-upload-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-panel-upload {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: var(--border-default);
    border: 1px solid var(--border-dashed-upload);
    color: var(--text-primary);
    padding: 10px 16px;
    border-radius: var(--radius-slot);
    font-family: var(--font-ui);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    width: 100%;
}

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

.btn-panel-upload i {
    width: 16px;
    height: 16px;
}

.panel-file-name {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: var(--font-data);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
}

/* Right Panel Image Preview Styles */
.panel-image-preview-container {
    margin-top: 8px;
    border-radius: var(--radius-slot);
    border: 1px solid var(--border-default);
    background-color: rgba(0, 0, 0, 0.2);
    padding: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.panel-image-preview-aspect {
    width: 100%;
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    background-color: #08080a;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Aspect ratios */
.panel-image-preview-aspect.banner-ratio {
    aspect-ratio: 16 / 9;
}

.panel-image-preview-aspect.profile-ratio {
    aspect-ratio: 1 / 1;
    width: 100px;
    border-radius: 50%;
}

.panel-image-preview-aspect.thumbnail-ratio {
    aspect-ratio: 16 / 9;
}

.panel-image-preview-aspect img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-fast);
}

.panel-image-preview-aspect img.hidden {
    display: none;
}

.panel-preview-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.8rem;
    pointer-events: none;
    padding: 12px;
    box-sizing: border-box;
    overflow: hidden;
}

.panel-preview-placeholder i {
    position: relative;
    z-index: 2;
    width: 20px;
    height: 20px;
    color: var(--text-muted);
}

.panel-preview-placeholder span {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 90%;
}

.panel-preview-placeholder svg {
    display: block;
    width: 100%;
    height: 100%;
}

/* Empty Panel Screen */
.panel-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 380px;
    text-align: center;
    color: var(--text-secondary);
    gap: 16px;
    padding: 24px;
}

.panel-empty-svg {
    width: 220px;
    height: 220px;
    margin-bottom: 8px;
    transition: transform var(--transition-fast);
}

.panel-empty-state:hover .panel-empty-svg {
    transform: scale(1.02);
}

.panel-empty-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    font-family: var(--font-ui);
}

.panel-empty-text {
    font-size: 0.78rem;
    max-width: 220px;
    line-height: 1.5;
    color: var(--text-secondary);
    margin: 0;
}

.panel-tip-alert {
    background-color: rgba(238, 167, 39, 0.05);
    border: 1px solid rgba(238, 167, 39, 0.1);
    color: var(--text-secondary);
    padding: 8px 10px;
    border-radius: var(--radius-slot);
    font-size: 0.72rem;
    display: flex;
    gap: 8px;
    align-items: flex-start;
    margin-bottom: 16px;
}

.panel-tip-alert i {
    width: 14px;
    height: 14px;
    color: var(--accent-primary);
    flex-shrink: 0;
}

.context-sub-title {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 16px;
}

/* ── Custom Range Sliders ── */
.slider-control-group {
    margin-bottom: 16px;
}

.slider-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.slider-label-row label {
    font-size: 0.76rem;
    font-weight: 600;
    color: var(--text-primary);
}

.slider-value {
    font-size: 0.72rem;
    color: var(--accent-primary);
    font-family: var(--font-data);
}

.accent-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: var(--radius-pill);
    background: var(--slider-track);
    outline: none;
}

.accent-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #FFFFFF;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
    transition: transform var(--transition-fast);
}

.accent-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.accent-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    border: none;
    border-radius: 50%;
    background: #FFFFFF;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
    transition: transform var(--transition-fast);
}

.accent-slider::-moz-range-thumb:hover {
    transform: scale(1.15);
}

/* Color swatch and Hex picker combo */
.color-picker-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.color-swatch-input {
    -webkit-appearance: none;
    appearance: none;
    border: none;
    width: 36px;
    height: 32px;
    border-radius: 6px;
    cursor: pointer;
    background: transparent;
    padding: 0;
}

.color-swatch-input::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-swatch-input::-webkit-color-swatch {
    border: 1px solid var(--border-default);
    border-radius: 6px;
}

.color-hex-text {
    background-color: var(--hex-input-bg);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    font-size: 0.8rem;
    font-family: var(--font-data);
    padding: 6px 10px;
    border-radius: 6px;
    width: 90px;
    outline: none;
    text-transform: uppercase;
}

.color-hex-text:focus {
    border-color: var(--accent-primary);
}

.divider-line {
    border-top: 1px solid var(--border-default);
    margin: 16px 0;
}

.reset-button-muted {
    width: 100%;
    background: transparent;
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    padding: 8px 0;
    border-radius: var(--radius-slot);
    font-size: 0.76rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-family: var(--font-ui);
    transition: all var(--transition-fast);
}

.reset-button-muted:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
    background-color: rgba(255, 255, 255, 0.01);
}

.reset-button-muted i {
    width: 12px;
    height: 12px;
}

.section-sub-label {
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 6px;
}

.sub-label-dim {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

/* ── Toggle Switch ── */
.toggle-control-group {
    margin-bottom: 12px;
}

.toggle-switch-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--text-primary);
}

.toggle-checkbox-hidden {
    display: none;
}

.custom-toggle-switch {
    width: 36px;
    height: 20px;
    background-color: var(--toggle-bg);
    border-radius: var(--radius-pill);
    position: relative;
    transition: background-color var(--transition-fast);
}

.custom-toggle-switch::after {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    background-color: #ffffff;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform var(--transition-fast);
}

.toggle-checkbox-hidden:checked+.custom-toggle-switch {
    background-color: var(--accent-primary);
}

.toggle-checkbox-hidden:checked+.custom-toggle-switch::after {
    transform: translateX(16px);
}

.border-settings-box,
.text-overlay-settings-box {
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-card);
    padding: 12px;
    margin-top: 8px;
}

.border-settings-box.hidden,
.text-overlay-settings-box.hidden {
    display: none;
}

.color-picker-combo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.clean-border-input-dark {
    width: 100%;
    background-color: var(--hex-input-bg);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    padding: 6px 10px;
    font-size: 0.8rem;
    border-radius: 6px;
    outline: none;
    font-family: var(--font-ui);
}

.clean-border-input-dark:focus {
    border-color: var(--accent-primary);
}

.custom-select-dark {
    width: 100%;
    background-color: var(--hex-input-bg);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    padding: 6px 10px;
    font-size: 0.8rem;
    border-radius: 6px;
    outline: none;
    font-family: var(--font-ui);
    cursor: pointer;
}

.custom-select-dark:focus {
    border-color: var(--accent-primary);
}

/* 3x3 Position Grid Selector */
.grid-picker-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    width: 72px;
    margin-top: 6px;
}

.grid-picker-cell {
    aspect-ratio: 1;
    background-color: var(--toggle-bg);
    border: 1px solid var(--border-default);
    border-radius: 3px;
    cursor: pointer;
}

.grid-picker-cell:hover {
    background-color: var(--text-muted);
}

.grid-picker-cell.active {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.direct-edit-link-box {
    margin-top: 16px;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-card);
    padding: 12px;
}

.direct-edit-msg {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    line-height: 1.4;
}

.btn-direct-link {
    background: transparent;
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
    width: 100%;
    padding: 8px 0;
    border-radius: var(--radius-slot);
    font-size: 0.76rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    font-family: var(--font-ui);
    transition: all var(--transition-fast);
}

.btn-direct-link:hover {
    background-color: rgba(238, 167, 39, 0.08);
}

.btn-direct-link i {
    width: 12px;
    height: 12px;
}

.form-row-grid-three {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 6px;
}

/* ── Crop Modals (YouTube style dialog overlay) ── */
.crop-modal {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.85);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(6px);
}

.crop-modal.hidden {
    display: none !important;
}

.crop-modal-dialog {
    background-color: var(--dialog-bg);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-card);
    width: 620px;
    max-width: 90%;
    display: flex;
    flex-direction: column;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.8);
    overflow: hidden;
}

.crop-modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-default);
}

.crop-modal-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.crop-modal-body {
    padding: 20px;
}

.crop-modal-tip {
    font-size: 0.76rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.4;
}

.crop-viewport {
    position: relative;
    width: 100%;
    background-color: var(--canvas-bg);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-slot);
    overflow: hidden;
    cursor: move;
}

.banner-crop-viewport {
    height: 250px;
}

.profile-crop-viewport {
    height: 280px;
}

.crop-image-container {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.crop-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    max-width: 100%;
    max-height: 100%;
    transform-origin: center center;
}

/* Crop Guides Shading Overlays */
.crop-overlay-guide {
    position: absolute;
    border: 1px solid var(--accent-primary);
    pointer-events: none;
    box-sizing: border-box;
    display: flex;
}

.banner-guide-tv {
    inset: 10px;
    border-color: rgba(238, 167, 39, 0.2);
    background: rgba(0, 0, 0, 0.4);
}

.banner-guide-desktop {
    left: 10px;
    right: 10px;
    top: calc(50% - 25px);
    height: 50px;
    border-top: 1px solid var(--accent-primary);
    border-bottom: 1px solid var(--accent-primary);
    background: rgba(0, 0, 0, 0.2);
}

.banner-guide-all {
    left: calc(50% - 70px);
    width: 140px;
    top: calc(50% - 25px);
    height: 50px;
    border: 1px dashed var(--accent-primary);
    background: transparent;
}

.guide-tag {
    position: absolute;
    background-color: var(--controls-bg);
    color: var(--text-primary);
    font-size: 0.6rem;
    font-family: var(--font-data);
    padding: 1px 4px;
    border-radius: 2px;
    pointer-events: none;
}

.banner-guide-tv .guide-tag {
    top: 4px;
    left: 4px;
}

.banner-guide-desktop .guide-tag {
    top: -16px;
    left: 0;
}

.banner-guide-all .guide-tag {
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
}

/* Profile Circular mask */
.crop-circle-mask {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 180px;
    height: 180px;
    border-radius: 50%;
    border: 2px solid var(--accent-primary);
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.6);
    pointer-events: none;
}

.crop-modal-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-default);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.crop-modal-btn {
    border: none;
    border-radius: var(--radius-pill);
    padding: 10px 24px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font-ui);
    transition: all var(--transition-fast);
}

.crop-modal-btn.btn-secondary {
    background-color: var(--btn-bg-secondary);
    color: var(--text-primary);
}

.crop-modal-btn.btn-secondary:hover {
    background-color: var(--bg-hover);
}

.crop-modal-btn.btn-primary {
    background-color: var(--accent-primary);
    color: #0c0c0e;
}

.crop-modal-btn.btn-primary:hover {
    background-color: #f5b642;
}

/* ── Toast Notifications ── */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 2000;
    pointer-events: none;
}

.toast-message {
    background-color: var(--dropdown-bg);
    border-left: 4px solid var(--accent-primary);
    color: var(--text-primary);
    padding: 12px 18px;
    border-radius: 4px;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.6);
    font-size: 0.8rem;
    font-weight: 600;
    font-family: var(--font-ui);
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: 8px;
    transform: translateY(40px);
    opacity: 0;
    transition: transform 0.22s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.22s ease;
}

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

.toast-message.toast-error {
    border-left-color: #E25555;
}

.toast-icon {
    width: 14px;
    height: 14px;
}

/* ── Panel Hamburger drawer button ── */
.panel-toggle-drawer {
    display: none;
    position: absolute;
    top: 10px;
    left: calc(100% + 10px);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--panel-bg);
    border: 1px solid var(--border-default);
    color: var(--text-primary);
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
    z-index: 55;
}

/* ── Responsive Behavior ── */
@media (max-width: 1279px) {
    .right-panel {
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        height: 100%;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.6);
    }
}

@media (max-width: 1023px) {
    .left-panel {
        position: absolute;
        top: 0;
        left: 0;
        bottom: 0;
        transform: translateX(-100%);
        box-shadow: 10px 0 30px rgba(0, 0, 0, 0.6);
    }

    .left-panel.open {
        transform: translateX(0);
    }

    .panel-toggle-drawer {
        display: flex;
    }

    .center-canvas {
        padding: 40px;
    }
}

/* Blocking overlay < 768px */
.mobile-blocking-overlay {
    position: fixed;
    inset: 0;
    background-color: var(--editor-bg);
    z-index: 9999;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px;
    text-align: center;
    color: var(--text-primary);
}

.blocking-icon {
    font-size: 3rem;
    color: var(--accent-primary);
    margin-bottom: 16px;
}

.blocking-title {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.blocking-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    max-width: 320px;
    line-height: 1.5;
}

@media (max-width: 767px) {
    .mobile-blocking-overlay {
        display: flex;
    }
}

.mt-3 {
    margin-top: 12px;
}

.mt-4 {
    margin-top: 16px;
}

.hidden {
    display: none !important;
}