/* ==========================================================================
   GuinRank V7 - YouTube Video Watermark & Branding Formatter (watermark-formatter.css)
   Zero-Regression Engineering Standards:
   - 100% Pure CSS Theme Variables (:root)
   - Certified across Dark, Light, Sunmoon, and Monochrome Themes
   - Root-Level Viewport Escaping Modal & Dual Scroll Lock
   - Wide-Mode Layout Expansion
   - High-Precision 16:9 Video Simulation Stage & 150x150 Transparency Canvas
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. Dual Scroll Lock for Modals
   -------------------------------------------------------------------------- */
html.modal-open,
body.modal-open {
    overflow: hidden !important;
    height: 100vh !important;
}

/* --------------------------------------------------------------------------
   1. Root Container & Scoping
   -------------------------------------------------------------------------- */
.watermark-formatter-container {
    position: relative;
    width: 100%;
    min-height: 100vh;
    padding: 24px 20px 80px 20px;
    box-sizing: border-box;
    color: var(--text-main);
}

.watermark-formatter-container.rtl {
    direction: rtl;
    text-align: right;
}

.watermark-formatter-container.ltr {
    direction: ltr;
    text-align: left;
}

/* Wide Mode Layout Expansion */
.watermark-formatter-container.is-wide-mode .tool-main-container {
    max-width: 100% !important;
    width: 100% !important;
}

.tool-main-container {
    max-width: 1240px;
    margin: 0 auto;
    position: relative;
    transition: max-width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   2. Loading & Content State Isolation
   -------------------------------------------------------------------------- */
.tool-loading-state {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

.tool-content-state {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.tool-content-state.show {
    opacity: 1;
    display: block !important;
}

.none {
    display: none;
}

/* --------------------------------------------------------------------------
   3. Global Floating Action (Wide Mode Toggle)
   -------------------------------------------------------------------------- */
.fixed-floating-actions {
    position: fixed;
    top: 90px;
    right: 24px;
    z-index: 1000;
}

.rtl .fixed-floating-actions {
    right: auto;
    left: 24px;
}

.floating-expand-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all 0.25s ease;
}

.floating-expand-btn:hover {
    transform: scale(1.08);
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 8%, var(--card-bg));
}

/* --------------------------------------------------------------------------
   4. Compliance & Protocol Micro-Bar
   -------------------------------------------------------------------------- */
.compliance-micro-bar {
    display: flex;
    justify-content: center;
    margin-bottom: 24px;
}

.compliance-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: color-mix(in srgb, var(--primary-color) 8%, transparent);
    border: 1px solid color-mix(in srgb, var(--primary-color) 25%, transparent);
    border-radius: 9999px;
    font-size: 0.8125rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.compliance-pill:hover {
    border-color: var(--primary-color);
    color: var(--text-main);
    transform: translateY(-1px);
}

.compliance-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 8px color-mix(in srgb, var(--success) 60%, transparent);
}

.compliance-shield-icon {
    width: 15px;
    height: 15px;
    color: var(--success);
}

.compliance-info-icon {
    width: 14px;
    height: 14px;
    opacity: 0.6;
}

/* --------------------------------------------------------------------------
   5. Luxury Console Presentation Hero
   -------------------------------------------------------------------------- */
.console-hero-header {
    text-align: center;
    max-width: 860px;
    margin: 0 auto 36px auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-color);
}

.hero-badge-icon {
    width: 14px;
    height: 14px;
}

.hero-title {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
    color: var(--text-main);
}

.gradient-text {
    font-style: normal;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover, var(--primary-color)) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.0625rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0 auto;
}

/* --------------------------------------------------------------------------
   6. Four Features Belt Grid
   -------------------------------------------------------------------------- */
.features-belt-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 36px;
}

@media (max-width: 992px) {
    .features-belt-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .features-belt-grid {
        grid-template-columns: 1fr;
    }
}

.feature-belt-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 16px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.feature-belt-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

.feature-belt-icon-box {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

.feature-belt-icon-box svg {
    width: 20px;
    height: 20px;
}

.feature-belt-content {
    flex: 1;
}

.feature-belt-title {
    font-size: 0.9375rem;
    font-weight: 700;
    margin: 0 0 4px 0;
    color: var(--text-main);
}

.feature-belt-desc {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.45;
}

/* --------------------------------------------------------------------------
   7. Unified Command Hub (Watermark Config)
   -------------------------------------------------------------------------- */
.command-hub-wrapper {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 40px;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 100;
}

.hub-control-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 16px;
}

.hub-label-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.hub-status-icon {
    width: 22px;
    height: 22px;
    color: var(--primary-color);
}

.hub-title {
    font-size: 1.1875rem;
    font-weight: 700;
    color: var(--text-main);
}

/* Channel Switcher */
.channel-switcher-wrapper {
    position: relative;
}

.channel-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: color-mix(in srgb, var(--card-bg) 60%, var(--bg-body));
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-main);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.channel-dropdown-trigger:hover {
    border-color: var(--primary-color);
}

.channel-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}

.channel-name {
    font-weight: 600;
}

.dropdown-arrow {
    width: 14px;
    height: 14px;
    color: var(--text-muted);
}

.channel-dropdown-menu {
    position: absolute;
    top: calc(100% + 6px);
    inset-inline-end: 0;
    min-width: 220px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    overflow: hidden;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    cursor: pointer;
    transition: background 0.15s;
    color: var(--text-main);
}

.dropdown-item:hover,
.dropdown-item.active {
    background: color-mix(in srgb, var(--primary-color) 10%, transparent);
    color: var(--primary-color);
}

.channel-mini-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    object-fit: cover;
}

.channel-item-title {
    flex: 1;
    font-size: 0.8125rem;
    font-weight: 600;
}

/* Hub Inputs Grid */
.hub-inputs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-bottom: 24px;
}

@media (max-width: 860px) {
    .hub-inputs-grid {
        grid-template-columns: 1fr;
    }
}

.col-span-2 {
    grid-column: span 2;
}

@media (max-width: 860px) {
    .col-span-2 {
        grid-column: span 1;
    }
}

.input-field-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-main);
}

.input-label svg {
    width: 16px;
    height: 16px;
    color: var(--primary-color);
}

.required-indicator {
    color: var(--primary-color);
    font-weight: 800;
}

/* Input with button wrapper */
.input-with-button {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
}

.custom-text-input {
    width: 100%;
    padding: 12px 14px;
    background: color-mix(in srgb, var(--card-bg) 60%, var(--bg-body));
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 0.9375rem;
    color: var(--text-main);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.input-with-button .custom-text-input {
    padding-inline-end: 40px;
}

.custom-text-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 20%, transparent);
}

.clear-input-btn {
    position: absolute;
    inset-inline-end: 10px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.clear-input-btn:hover {
    color: var(--text-main);
    background: color-mix(in srgb, var(--text-main) 10%, transparent);
}

.clear-input-btn svg {
    width: 16px;
    height: 16px;
}

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

/* Custom Dropdowns */
.custom-dropdown-wrapper {
    position: relative;
    user-select: none;
    width: 100%;
}

.custom-dropdown-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 12px 14px;
    background: color-mix(in srgb, var(--card-bg) 60%, var(--bg-body));
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.custom-dropdown-trigger:hover,
.custom-dropdown-wrapper.is-open .custom-dropdown-trigger {
    border-color: var(--primary-color);
}

.dropdown-trigger-name {
    flex: 1;
    text-align: start;
}

.dropdown-trigger-chevron {
    display: flex;
    align-items: center;
    color: var(--text-muted);
    transition: transform 0.2s ease;
}

.dropdown-trigger-chevron svg {
    width: 16px;
    height: 16px;
}

.custom-dropdown-wrapper.is-open .dropdown-trigger-chevron {
    transform: rotate(180deg);
}

.custom-dropdown-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    overflow: hidden;
    max-height: 240px;
    overflow-y: auto;
}

.custom-dropdown-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 16px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.custom-dropdown-row:hover {
    background: color-mix(in srgb, var(--primary-color) 10%, transparent);
    color: var(--primary-color);
}

.custom-dropdown-row.is-active {
    background: color-mix(in srgb, var(--primary-color) 15%, transparent);
    color: var(--primary-color);
}

.dropdown-row-check {
    display: flex;
    align-items: center;
    color: var(--primary-color);
}

.dropdown-row-check svg {
    width: 14px;
    height: 14px;
}

/* Quick Chips Strip (Fast Preset CTA Choices) */
.quick-chips-strip {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding: 10px 14px;
    background: color-mix(in srgb, var(--card-bg) 60%, var(--bg-body));
    border: 1px dashed var(--border-color);
    border-radius: 12px;
    box-sizing: border-box;
}

.chips-label {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.quick-chip-btn {
    padding: 6px 14px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: var(--shadow-sm);
}

.quick-chip-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 8%, var(--card-bg));
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Hub Action Row */
.hub-action-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.action-info-box {
    display: flex;
    align-items: center;
    gap: 10px;
}

.credit-badge,
.quota-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.credit-badge {
    background: color-mix(in srgb, var(--warning) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--warning) 30%, transparent);
    color: var(--warning);
}

.quota-badge {
    background: color-mix(in srgb, var(--success) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--success) 30%, transparent);
    color: var(--success);
}

.credit-badge svg,
.quota-badge svg {
    width: 14px;
    height: 14px;
}

/* Execute Action Button (Supports both .btn-format-execute and .btn-generate-execute) */
.btn-format-execute,
.btn-generate-execute {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 28px;
    background: var(--primary-color);
    color: #ffffff !important;
    border: none;
    border-radius: 12px;
    font-size: 0.9375rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-format-execute:hover:not(:disabled),
.btn-generate-execute:hover:not(:disabled) {
    transform: translateY(-2px);
    background: var(--primary-hover, var(--primary-color));
    box-shadow: var(--shadow-lg);
}

.btn-format-execute:disabled,
.btn-generate-execute:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-format-execute svg,
.btn-generate-execute svg {
    width: 18px;
    height: 18px;
}

.btn-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: inline-block;
}

/* Error Notification Alert */
.hub-error-alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    background: color-mix(in srgb, var(--danger) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent);
    border-radius: 12px;
    color: var(--danger);
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: 18px;
}

.hub-error-alert svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   8. Canonical 6 Bento Features Clusters (Showcase State)
   -------------------------------------------------------------------------- */
.console-features {
    margin-bottom: 44px;
    position: relative;
    z-index: 1;
}

.bento-features-cluster {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.bento-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}

.bento-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.bc-wide-top {
    grid-column: span 2;
}

.bc-tall {
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.bc-wide-mid {
    grid-column: span 2;
}

.bento-decor-icon {
    position: absolute;
    top: 14px;
    inset-inline-end: 16px;
    opacity: 0.12;
    color: var(--primary-color);
    font-size: 28px;
}

.dashed-ring-wrapper {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: color-mix(in srgb, var(--primary-color) 10%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--primary-color);
}

.bc-icon-wrapper svg {
    width: 22px;
    height: 22px;
}

.bc-title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 8px;
}

.bc-desc {
    font-size: 0.8125rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0;
}

@media (max-width: 992px) {
    .bento-features-cluster {
        grid-template-columns: repeat(2, 1fr);
    }
    .bc-wide-top,
    .bc-wide-mid {
        grid-column: span 2;
    }
    .bc-tall {
        grid-row: auto;
    }
}

@media (max-width: 640px) {
    .bento-features-cluster {
        grid-template-columns: 1fr;
    }
    .bc-wide-top,
    .bc-wide-mid {
        grid-column: span 1;
    }
    .bc-tall {
        grid-row: auto;
    }
}

/* --------------------------------------------------------------------------
   9. Results Workspace
   -------------------------------------------------------------------------- */
.results-workspace {
    margin-top: 24px;
    margin-bottom: 60px;
    animation: fadeIn 0.3s ease;
}

/* --- Stage 1: Interactive 16:9 Video Simulation Stage --- */
.simulation-stage-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-lg);
}

.stage-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
}

.stage-title-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stage-icon {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
}

.stage-main-title {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--text-main);
    margin: 0 0 2px 0;
}

.stage-sub {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 0;
}

/* Video Scene Background Switcher */
.scene-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    background: color-mix(in srgb, var(--card-bg) 60%, var(--bg-body));
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.scene-lbl {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-inline-end: 4px;
}

.btn-scene {
    padding: 6px 14px;
    border: 1px solid transparent;
    border-radius: 8px;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-scene:hover {
    color: var(--text-main);
    background: color-mix(in srgb, var(--primary-color) 8%, var(--card-bg));
}

.btn-scene.active {
    background: var(--card-bg);
    color: var(--primary-color);
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

/* 16:9 Screen Mockup Canvas */
.mockup-player-screen {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.55);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    user-select: none;
    transition: background 0.4s ease;
    box-sizing: border-box;
}

/* Scene Background Variants */
.mockup-player-screen.scene-dark {
    background: radial-gradient(circle at 50% 50%, #1f242d 0%, #0c0e12 100%);
}

.mockup-player-screen.scene-nature {
    background: linear-gradient(135deg, #1b4332 0%, #081c15 100%);
}

.mockup-player-screen.scene-tech {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0a0f1d 100%);
}

.mockup-player-screen.scene-neon {
    background: radial-gradient(circle at 70% 30%, #4a0e4e 0%, #0f051d 100%);
}

/* Simulated Top Bar */
.sim-player-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.7) 0%, transparent 100%);
    z-index: 2;
}

.sim-channel-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}

.sim-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ff0000;
}

/* Video Center Play Graphic */
.sim-player-center {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.sim-play-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    transition: transform 0.2s ease;
}

.sim-play-circle svg {
    width: 28px;
    height: 28px;
    margin-inline-start: 4px;
}

/* Simulated Bottom Controls Bar */
.sim-player-bottom {
    padding: 14px 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, transparent 100%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sim-progress-track {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
}

.sim-progress-fill {
    width: 32%;
    height: 100%;
    background: #ff0000;
    border-radius: 2px;
    position: relative;
}

.sim-progress-fill::after {
    content: '';
    position: absolute;
    right: -5px;
    top: -4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ff0000;
}

.rtl .sim-progress-fill::after {
    right: auto;
    left: -5px;
}

.sim-controls-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #ffffff;
}

.sim-left-ctrls,
.sim-right-ctrls {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sim-left-ctrls svg,
.sim-right-ctrls svg {
    width: 18px;
    height: 18px;
    cursor: pointer;
    opacity: 0.9;
    transition: opacity 0.15s;
}

.sim-left-ctrls svg:hover,
.sim-right-ctrls svg:hover {
    opacity: 1;
}

.sim-time {
    font-size: 0.8125rem;
    font-family: monospace;
    font-weight: 600;
    color: #e2e8f0;
}

/* Watermark Positioned at Bottom-Right */
.sim-watermark-anchor {
    position: absolute;
    bottom: 56px;
    inset-inline-end: 20px;
    z-index: 10;
    cursor: pointer;
}

.watermark-svg-embed {
    width: 64px;
    height: 64px;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.65));
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.watermark-svg-embed:hover {
    transform: scale(1.08);
}

.watermark-svg-embed svg {
    width: 100%;
    height: 100%;
    display: block;
}

/* Simulated YouTube Hover Subscribe Card Popup */
.sim-hover-subscribe-card {
    position: absolute;
    bottom: calc(100% + 12px);
    inset-inline-end: 0;
    background: rgba(18, 18, 18, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(16px);
    min-width: 260px;
    z-index: 20;
    animation: fadeIn 0.2s ease;
}

.sim-hover-channel-info {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
}

.sim-hover-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.sim-hover-texts {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sim-hover-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: #ffffff;
    white-space: nowrap;
}

.sim-hover-subs {
    font-size: 0.75rem;
    color: #a0aec0;
}

.btn-sim-subscribe {
    padding: 8px 16px;
    background: #ff0000;
    color: #ffffff;
    border: none;
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s;
}

.btn-sim-subscribe:hover {
    background: #cc0000;
}

/* --- Stage 2: Active Preset Export Bar --- */
.active-export-banner {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 22px 26px;
    margin-bottom: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 18px;
    box-shadow: var(--shadow-md);
}

.export-banner-info {
    flex: 1;
    min-width: 260px;
}

.export-badge-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: color-mix(in srgb, var(--primary-color) 12%, transparent);
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.export-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-color);
}

.export-banner-title {
    font-size: 1.0625rem;
    font-weight: 800;
    color: var(--text-main);
    margin: 0 0 4px 0;
}

.export-banner-desc {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.45;
}

.export-banner-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-download-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 20px;
    background: var(--primary-color);
    color: #ffffff !important;
    border: none;
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.btn-download-primary:hover {
    background: var(--primary-hover, var(--primary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-download-secondary,
.btn-download-svg {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 11px 16px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-download-secondary:hover,
.btn-download-svg:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 8%, var(--card-bg));
    transform: translateY(-2px);
}

.btn-download-primary svg,
.btn-download-secondary svg,
.btn-download-svg svg {
    width: 16px;
    height: 16px;
}

/* --- Stage 3: 5 Watermark Presets Catalog --- */
.presets-section-header {
    margin-bottom: 20px;
}

.presets-section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--text-main);
    margin: 0 0 6px 0;
}

.presets-section-title svg {
    width: 22px;
    height: 22px;
    color: var(--primary-color);
}

.presets-section-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin: 0;
}

.watermark-presets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 18px;
    margin-bottom: 36px;
}

.watermark-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: var(--shadow-sm);
}

.watermark-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.watermark-card.card-active {
    border-color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 6%, var(--card-bg));
    box-shadow: 0 0 0 2px var(--primary-color);
}

.watermark-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
}

.watermark-ctr-badge {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--success);
    background: color-mix(in srgb, var(--success) 14%, transparent);
    border: 1px solid color-mix(in srgb, var(--success) 30%, transparent);
    padding: 2px 8px;
    border-radius: 6px;
}

.watermark-spec-pill {
    font-family: monospace;
    font-size: 0.6875rem;
    font-weight: 700;
    color: var(--text-muted);
    background: color-mix(in srgb, var(--text-muted) 12%, transparent);
    padding: 2px 6px;
    border-radius: 4px;
}

.watermark-preview-box {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: repeating-conic-gradient(var(--border-color) 0% 25%, transparent 0% 50%) 50% / 14px 14px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 16px;
    padding: 12px;
    box-sizing: border-box;
    overflow: hidden;
}

.preview-svg-wrapper {
    width: 96px;
    height: 96px;
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.3));
}

.preview-svg-wrapper svg {
    width: 100%;
    height: 100%;
}

.watermark-card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    margin-bottom: 14px;
}

.preset-name {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--text-main);
    margin: 0 0 6px 0;
    line-height: 1.35;
}

.preset-desc {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 0 0 10px 0;
    line-height: 1.45;
    flex: 1;
}

.preset-niche-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 8%, transparent);
    padding: 4px 8px;
    border-radius: 6px;
    font-weight: 600;
}

.preset-niche-pill svg {
    width: 12px;
    height: 12px;
}

.watermark-card-footer {
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
}

.btn-select-preset {
    width: 100%;
    padding: 8px 12px;
    background: color-mix(in srgb, var(--card-bg) 60%, var(--bg-body));
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-main);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.btn-select-preset:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 8%, var(--card-bg));
}

.btn-select-preset svg {
    width: 14px;
    height: 14px;
}

/* --- Stage 4: YouTube Studio Timing & Upload Strategy --- */
.timing-strategy-panel {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-md);
}

.timing-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.timing-icon {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
}

.timing-titles {
    flex: 1;
}

.timing-main-title {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--text-main);
    margin: 0 0 2px 0;
}

.timing-sub {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 0;
}

.timing-recommendation-box {
    background: color-mix(in srgb, var(--primary-color) 8%, var(--card-bg));
    border: 1px solid color-mix(in srgb, var(--primary-color) 25%, transparent);
    border-radius: 14px;
    padding: 18px 20px;
    margin-bottom: 24px;
}

.timing-choice-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px;
    background: var(--primary-color);
    color: #ffffff;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.timing-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #ffffff;
}

.timing-rationale-text {
    font-size: 0.875rem;
    color: var(--text-main);
    margin: 0;
    line-height: 1.6;
}

.studio-steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

@media (max-width: 900px) {
    .studio-steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 520px) {
    .studio-steps-grid {
        grid-template-columns: 1fr;
    }
}

.studio-step-item {
    background: color-mix(in srgb, var(--card-bg) 60%, var(--bg-body));
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
}

.step-num {
    font-family: monospace;
    font-size: 0.6875rem;
    font-weight: 800;
    color: var(--primary-color);
    display: inline-block;
    margin-bottom: 6px;
    letter-spacing: 0.05em;
}

.step-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-main);
    margin: 0 0 6px 0;
}

.step-desc {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.45;
}

/* --- Stage 5: Official YouTube Specs Checklist --- */
.specs-checklist-panel {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    box-shadow: var(--shadow-md);
}

.specs-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.specs-icon {
    width: 24px;
    height: 24px;
    color: var(--success);
}

.specs-title {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--text-main);
    margin: 0;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

@media (max-width: 768px) {
    .specs-grid {
        grid-template-columns: 1fr;
    }
}

.spec-card {
    background: color-mix(in srgb, var(--card-bg) 60%, var(--bg-body));
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.spec-num {
    font-family: monospace;
    font-size: 0.6875rem;
    font-weight: 800;
    color: var(--success);
    letter-spacing: 0.05em;
}

.spec-desc {
    font-size: 0.8125rem;
    color: var(--text-main);
    margin: 0;
    line-height: 1.5;
}

/* --------------------------------------------------------------------------
   10. Root-Level Viewport Escaping Modal System
   -------------------------------------------------------------------------- */
.custom-modal-backdrop {
    position: fixed !important;
    inset: 0 !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    z-index: 999999 !important;
    margin: 0 !important;
    padding: 20px !important;
    background: rgba(0, 0, 0, 0.65) !important;
    backdrop-filter: blur(12px) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    box-sizing: border-box !important;
}

.custom-modal-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    width: 100%;
    max-width: 640px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    overflow: hidden !important;
}

.modal-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.modal-header-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: color-mix(in srgb, var(--success) 15%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--success);
    flex-shrink: 0;
}

.modal-header-icon svg {
    width: 22px;
    height: 22px;
}

.modal-header-titles {
    flex: 1;
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0 0 2px 0;
    color: var(--text-main);
}

.modal-subtitle {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin: 0;
}

.modal-close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    display: flex;
    border-radius: 6px;
    transition: all 0.2s;
}

.modal-close-btn:hover {
    color: var(--text-main);
    background: color-mix(in srgb, var(--text-main) 10%, transparent);
}

.modal-close-btn svg {
    width: 18px;
    height: 18px;
}

.modal-card-body {
    padding: 24px;
    overflow-y: auto !important;
    max-height: calc(85vh - 140px);
}

.compliance-clause-card {
    background: color-mix(in srgb, var(--card-bg) 60%, var(--bg-body));
    padding: 16px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    margin-bottom: 14px;
}

.compliance-clause-card h4 {
    margin: 0 0 6px 0;
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--primary-color);
}

.compliance-clause-card p {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.modal-card-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    flex-shrink: 0;
}

.btn-modal-dismiss {
    padding: 10px 20px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-main);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-modal-dismiss:hover {
    background: color-mix(in srgb, var(--primary-color) 10%, var(--card-bg));
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* --------------------------------------------------------------------------
   11. Micro-Animations & Utilities
   -------------------------------------------------------------------------- */
@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.anim-pulse {
    animation: pulseSlow 3s ease-in-out infinite;
}

.anim-bounce {
    animation: bounceSlow 3s ease-in-out infinite;
}

.anim-float {
    animation: floatSlow 3s ease-in-out infinite;
}

@keyframes pulseSlow {
    0%, 100% { transform: scale(1); opacity: 0.12; }
    50% { transform: scale(1.15); opacity: 0.22; }
}

@keyframes bounceSlow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

@keyframes floatSlow {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-4px) rotate(4deg); }
}


/* --------------------------------------------------------------------------
   11. Micro-Animations & Utilities
   -------------------------------------------------------------------------- */
@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.anim-pulse {
    animation: pulseSlow 3s ease-in-out infinite;
}

.anim-bounce {
    animation: bounceSlow 3s ease-in-out infinite;
}

.anim-float {
    animation: floatSlow 3s ease-in-out infinite;
}

@keyframes pulseSlow {
    0%, 100% { transform: scale(1); opacity: 0.12; }
    50% { transform: scale(1.15); opacity: 0.22; }
}

@keyframes bounceSlow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

@keyframes floatSlow {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-4px) rotate(4deg); }
}