/* ============================================
   Subtitle Editor - Styling with Dark Mode
   Theme: Purple (#9b59b6)
   ============================================ */

/* CSS Variables - Light Mode (Default) */
:root {
    --se-primary: #9b59b6;
    --se-primary-light: #f3e8f9;
    --se-primary-dark: #8e44ad;
    --se-accent: #bb8fce;

    --se-success: #10B981;
    --se-success-light: #D1FAE5;
    --se-warning: #F59E0B;
    --se-warning-light: #FEF3C7;
    --se-danger: #EF4444;
    --se-danger-light: #FEE2E2;
    --se-info: #3B82F6;
    --se-info-light: #DBEAFE;

    --se-bg: #F8FAFC;
    --se-bg-elevated: #FFFFFF;
    --se-bg-secondary: #F1F5F9;
    --se-bg-tertiary: #E2E8F0;

    --se-text: #1E293B;
    --se-text-secondary: #475569;
    --se-text-muted: #64748B;

    --se-border: #E2E8F0;
    --se-border-light: #F1F5F9;

    --se-shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --se-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --se-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --se-shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1);
    --se-shadow-primary: 0 4px 14px rgba(155, 89, 182, 0.25);
    --se-shadow-primary-hover: 0 6px 20px rgba(155, 89, 182, 0.35);

    --se-radius-sm: 6px;
    --se-radius-md: 12px;
    --se-radius-lg: 16px;
    --se-radius-xl: 24px;
    --se-radius-full: 9999px;

    --se-input-bg: #FFFFFF;
    --se-input-border: #E2E8F0;

    --se-scrollbar-track: var(--se-bg);
    --se-scrollbar-thumb: var(--se-text-muted);
    --se-scrollbar-thumb-hover: var(--se-text-secondary);
}

/* Dark Mode Colors */
[data-theme="dark"] {
    --se-primary: #bb8fce;
    --se-primary-light: rgba(187, 143, 206, 0.15);
    --se-primary-dark: #9b59b6;
    --se-accent: #d2b4de;

    --se-success: #4ADE80;
    --se-success-light: rgba(74, 222, 128, 0.15);
    --se-warning: #FBBF24;
    --se-warning-light: rgba(251, 191, 36, 0.15);
    --se-danger: #F87171;
    --se-danger-light: rgba(248, 113, 113, 0.15);
    --se-info: #60A5FA;
    --se-info-light: rgba(96, 165, 250, 0.15);

    --se-bg: #0F172A;
    --se-bg-elevated: #1E293B;
    --se-bg-secondary: #334155;
    --se-bg-tertiary: #475569;

    --se-text: #F1F5F9;
    --se-text-secondary: #CBD5E1;
    --se-text-muted: #94A3B8;

    --se-border: #334155;
    --se-border-light: #475569;

    --se-shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --se-shadow-md: 0 4px 6px -1px rgba(0,0,0,0.4);
    --se-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.4);
    --se-shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.5);
    --se-shadow-primary: 0 4px 14px rgba(187, 143, 206, 0.2);
    --se-shadow-primary-hover: 0 6px 20px rgba(187, 143, 206, 0.3);

    --se-input-bg: #334155;
    --se-input-border: #475569;

    --se-scrollbar-track: var(--se-bg-elevated);
    --se-scrollbar-thumb: var(--se-text-muted);
    --se-scrollbar-thumb-hover: var(--se-text-secondary);
}

/* Base */
* { box-sizing: border-box; }

/* Container */
.se-tool-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header */
.se-tool-header {
    text-align: center;
    margin-bottom: 2rem;
}

.se-tool-title-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.se-tool-icon-wrapper {
    width: 64px;
    height: 64px;
    background: var(--se-primary);
    border-radius: var(--se-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--se-shadow-primary);
    flex-shrink: 0;
}

.se-tool-icon-wrapper svg,
.se-tool-icon-wrapper i {
    width: 28px;
    height: 28px;
}

.se-tool-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin: 0;
    color: var(--se-primary);
    letter-spacing: -0.02em;
}

.se-tool-description {
    font-size: 1.1rem;
    color: var(--se-text-secondary);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.7;
}

.se-tool-description a {
    color: var(--se-primary);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.se-tool-description a:hover {
    border-bottom-color: var(--se-primary);
}

/* Main Tool Area */
.se-tool-main {
    background: var(--se-bg-elevated);
    border-radius: var(--se-radius-xl);
    box-shadow: var(--se-shadow-xl);
    overflow: hidden;
    border: 1px solid var(--se-border);
    margin-bottom: 2rem;
}

/* Upload Section */
.se-upload-section {
    padding: 3rem;
}

.se-upload-area {
    border: 2px dashed var(--se-border);
    border-radius: var(--se-radius-lg);
    padding: 3.5rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--se-bg-secondary);
    position: relative;
    overflow: hidden;
}

.se-upload-area::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--se-primary-light);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.se-upload-area:hover,
.se-upload-area.drag-over {
    border-color: var(--se-primary);
    background: var(--se-bg);
    transform: translateY(-2px);
    box-shadow: var(--se-shadow-md);
}

.se-upload-area:hover::before,
.se-upload-area.drag-over::before {
    opacity: 0.5;
}

.se-upload-content {
    position: relative;
    z-index: 1;
}

.se-upload-icon {
    color: var(--se-primary);
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
}

.se-upload-area:hover .se-upload-icon {
    transform: translateY(-5px);
}

.se-upload-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--se-text);
    margin: 0 0 0.5rem;
}

.se-upload-subtitle {
    color: var(--se-text-secondary);
    margin: 0 0 1rem;
    font-size: 1rem;
}

.se-file-types {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.se-file-type-badge {
    background: var(--se-primary-light);
    color: var(--se-primary);
    padding: 0.3rem 0.75rem;
    border-radius: var(--se-radius-full);
    font-size: 0.8rem;
    font-weight: 600;
}

.se-upload-hint {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--se-text-muted);
    font-size: 0.875rem;
}

/* Or Divider */
.se-or-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
    color: var(--se-text-muted);
    font-size: 0.9rem;
}

.se-or-divider::before,
.se-or-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--se-border);
}

/* Paste Area */
.se-paste-area textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-md);
    background: var(--se-input-bg);
    color: var(--se-text);
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
    font-size: 0.85rem;
    resize: vertical;
    line-height: 1.6;
    transition: border-color 0.2s;
}

.se-paste-area textarea:focus {
    outline: none;
    border-color: var(--se-primary);
    box-shadow: 0 0 0 3px rgba(155, 89, 182, 0.15);
}

.se-paste-area textarea::placeholder {
    color: var(--se-text-muted);
}

.se-paste-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.75rem;
    justify-content: flex-end;
    align-items: center;
}

/* Format Select */
.se-format-select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-sm);
    background: var(--se-input-bg);
    color: var(--se-text);
    font-size: 0.85rem;
    cursor: pointer;
}

.se-format-select:focus {
    outline: none;
    border-color: var(--se-primary);
}

/* Buttons */
.se-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: var(--se-radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.se-btn-primary {
    background: var(--se-primary);
    color: white;
    box-shadow: var(--se-shadow-primary);
}

.se-btn-primary:hover {
    background: var(--se-primary-dark);
    box-shadow: var(--se-shadow-primary-hover);
}

.se-btn-secondary {
    background: var(--se-bg-secondary);
    color: var(--se-text);
    border: 1px solid var(--se-border);
}

.se-btn-secondary:hover {
    background: var(--se-bg-tertiary);
}

.se-btn-danger {
    background: var(--se-danger-light);
    color: var(--se-danger);
}

.se-btn-danger:hover {
    background: var(--se-danger);
    color: white;
}

.se-btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: var(--se-radius-sm);
    background: transparent;
    color: var(--se-text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.se-btn-icon:hover {
    background: var(--se-bg-secondary);
    color: var(--se-text);
}

/* File Info Bar */
.se-file-info-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    padding: 0.75rem 1.5rem;
    background: var(--se-bg-secondary);
    border-bottom: 1px solid var(--se-border);
    align-items: center;
}

.se-file-info-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--se-text);
    font-size: 0.85rem;
    background: var(--se-bg-elevated);
    padding: 0.35rem 0.85rem;
    border-radius: var(--se-radius-full);
    border: 1px solid var(--se-border);
}

.se-file-info-item i,
.se-file-info-item svg {
    color: var(--se-primary);
}

.se-new-file-btn {
    margin-left: auto;
}

/* Toolbar */
.se-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.5rem;
    border-bottom: 1px solid var(--se-border);
    background: var(--se-bg-elevated);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.se-toolbar-group {
    display: flex;
    gap: 0.25rem;
    align-items: center;
    flex-wrap: wrap;
}

.se-toolbar-right {
    padding-left: 0.75rem;
    position: relative;
}

.se-toolbar-right::before {
    content: '';
    position: absolute;
    left: 0;
    top: 25%;
    height: 50%;
    width: 1px;
    background: var(--se-border);
}

.se-toolbar-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.75rem;
    border: none;
    border-radius: var(--se-radius-sm);
    background: transparent;
    color: var(--se-text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.se-toolbar-btn:hover:not(:disabled) {
    background: var(--se-primary-light);
    color: var(--se-primary);
}

.se-toolbar-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.se-toolbar-btn i,
.se-toolbar-btn svg {
    flex-shrink: 0;
}

/* Shift Panel */
.se-shift-panel,
.se-find-panel {
    background: var(--se-bg-secondary);
    border-bottom: 1px solid var(--se-border);
    padding: 1rem 1.5rem;
    animation: seSlideDown 0.2s ease;
}

@keyframes seSlideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.se-shift-inner,
.se-find-inner {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.se-shift-label {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--se-text);
}

.se-shift-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.se-shift-dir {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-sm);
    background: var(--se-bg-elevated);
    color: var(--se-text);
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
}

.se-shift-dir:hover {
    background: var(--se-primary-light);
    color: var(--se-primary);
    border-color: var(--se-primary);
}

.se-shift-input {
    width: 100px;
    padding: 0.5rem;
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-sm);
    background: var(--se-input-bg);
    color: var(--se-text);
    font-size: 0.9rem;
    text-align: center;
}

.se-shift-input:focus {
    outline: none;
    border-color: var(--se-primary);
}

.se-shift-unit {
    min-width: 90px;
}

.se-shift-scope {
    display: flex;
    gap: 1.5rem;
}

.se-radio-label,
.se-checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--se-text-secondary);
    cursor: pointer;
}

.se-radio-label input,
.se-checkbox-label input {
    accent-color: var(--se-primary);
}

.se-shift-actions,
.se-find-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Find & Replace Panel */
.se-find-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.se-find-field {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.se-find-field label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--se-text-secondary);
}

.se-text-input {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-sm);
    background: var(--se-input-bg);
    color: var(--se-text);
    font-size: 0.85rem;
}

.se-text-input:focus {
    outline: none;
    border-color: var(--se-primary);
    box-shadow: 0 0 0 3px rgba(155, 89, 182, 0.15);
}

.se-find-options {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.se-find-count {
    font-size: 0.8rem;
    color: var(--se-primary);
    font-weight: 600;
}

/* Cue List Header */
.se-cue-list-header {
    display: grid;
    grid-template-columns: 50px 110px 110px 70px 1fr 100px;
    gap: 0;
    padding: 0.5rem 1rem;
    background: var(--se-bg-secondary);
    border-bottom: 1px solid var(--se-border);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--se-text-muted);
}

/* Cue List */
.se-cue-list {
    max-height: 500px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--se-scrollbar-thumb) var(--se-scrollbar-track);
}

.se-cue-list::-webkit-scrollbar {
    width: 6px;
}

.se-cue-list::-webkit-scrollbar-track {
    background: var(--se-scrollbar-track);
}

.se-cue-list::-webkit-scrollbar-thumb {
    background: var(--se-scrollbar-thumb);
    border-radius: 3px;
}

.se-cue-row {
    display: grid;
    grid-template-columns: 50px 110px 110px 70px 1fr 100px;
    gap: 0;
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--se-border-light);
    align-items: center;
    font-size: 0.85rem;
    transition: background-color 0.15s;
}

.se-cue-row:hover {
    background: var(--se-primary-light);
}

.se-cue-row.se-cue-selected {
    background: var(--se-primary-light);
    box-shadow: inset 3px 0 0 var(--se-primary);
}

.se-cue-row.se-cue-highlight {
    background: var(--se-warning-light);
}

.se-cue-col {
    padding: 0.25rem 0.35rem;
    min-width: 0;
}

.se-col-num {
    color: var(--se-text-muted);
    font-weight: 600;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.se-col-num input[type="checkbox"] {
    accent-color: var(--se-primary);
    margin: 0;
}

.se-col-start,
.se-col-end {
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
    font-size: 0.8rem;
}

.se-col-dur {
    color: var(--se-text-muted);
    font-size: 0.75rem;
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
}

.se-col-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--se-text);
}

.se-col-actions {
    display: flex;
    gap: 0.15rem;
    justify-content: flex-end;
}

.se-cue-action-btn {
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 4px;
    background: transparent;
    color: var(--se-text-muted);
    cursor: pointer;
    transition: all 0.15s;
}

.se-cue-action-btn:hover {
    background: var(--se-bg-secondary);
    color: var(--se-text);
}

.se-cue-action-btn.se-delete-btn:hover {
    background: var(--se-danger-light);
    color: var(--se-danger);
}

/* Editable Fields */
.se-editable {
    cursor: text;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    transition: background-color 0.15s;
    min-height: 1.5em;
}

.se-editable:hover {
    background: var(--se-bg-secondary);
}

.se-editable:focus {
    background: var(--se-input-bg);
    outline: 2px solid var(--se-primary);
    outline-offset: -1px;
}

.se-editable-time {
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
}

/* Export Bar */
.se-export-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--se-border);
    background: var(--se-bg-secondary);
    flex-wrap: wrap;
    gap: 0.75rem;
}

.se-export-left,
.se-export-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.se-export-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--se-text-secondary);
}

.se-export-label i,
.se-export-label svg {
    color: var(--se-primary);
}

/* Preview Modal */
.se-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: seFadeIn 0.2s ease;
}

@keyframes seFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.se-modal {
    background: var(--se-bg-elevated);
    border-radius: var(--se-radius-lg);
    box-shadow: var(--se-shadow-xl);
    border: 1px solid var(--se-border);
    width: 100%;
    max-width: 700px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    animation: seModalIn 0.2s ease;
}

@keyframes seModalIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

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

.se-modal-header h3 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    color: var(--se-text);
}

.se-modal-header h3 i,
.se-modal-header h3 svg {
    color: var(--se-primary);
}

.se-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.se-preview-code {
    background: var(--se-bg-secondary);
    border: 1px solid var(--se-border);
    border-radius: var(--se-radius-sm);
    padding: 1rem;
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
    font-size: 0.8rem;
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
    color: var(--se-text);
    margin: 0;
    max-height: 400px;
    overflow-y: auto;
}

.se-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--se-border);
}

/* Error Display */
.se-error-display {
    margin: 1.5rem;
    padding: 1rem 1.25rem;
    background: var(--se-danger-light);
    border: 1px solid var(--se-danger);
    border-radius: var(--se-radius-md);
}

.se-error-content {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--se-danger);
    font-weight: 500;
}

.se-error-content i,
.se-error-content svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.se-error-contact {
    margin: 0.75rem 0 0;
    font-size: 0.85rem;
    color: var(--se-text-secondary);
}

.se-error-contact a {
    color: var(--se-primary);
    text-decoration: underline;
}

/* Info Sections */
.se-info-sections {
    margin-top: 2rem;
    margin-bottom: 3rem;
}

.se-info-sections .info-card h2 {
    color: var(--se-primary);
}

.se-info-sections .info-card h2 i,
.se-info-sections .info-card h2 svg {
    color: var(--se-primary);
}

.se-info-sections .info-card a {
    color: var(--se-primary);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.se-info-sections .info-card a:hover {
    border-bottom-color: var(--se-primary);
}

/* Related Tools Grid */
.se-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.75rem;
}

.se-related-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--se-bg-secondary);
    border-radius: var(--se-radius-sm);
    color: var(--se-text) !important;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s;
    border: 1px solid var(--se-border) !important;
    border-bottom: 1px solid var(--se-border) !important;
    text-decoration: none !important;
}

.se-related-link:hover {
    background: var(--se-primary-light);
    border-color: var(--se-primary) !important;
    color: var(--se-primary) !important;
}

.se-related-link i,
.se-related-link svg {
    color: var(--se-primary);
    flex-shrink: 0;
}

/* Notification Toast */
.se-toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--se-bg-elevated);
    color: var(--se-text);
    padding: 0.75rem 1.5rem;
    border-radius: var(--se-radius-full);
    box-shadow: var(--se-shadow-lg);
    border: 1px solid var(--se-border);
    font-size: 0.85rem;
    font-weight: 500;
    z-index: 10000;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.se-toast.se-toast-visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

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

.se-toast.se-toast-success i,
.se-toast.se-toast-success svg {
    color: var(--se-success);
}

/* Empty State */
.se-empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--se-text-muted);
}

.se-empty-state i,
.se-empty-state svg {
    color: var(--se-text-muted);
    margin-bottom: 0.75rem;
}

/* Responsive */
@media (max-width: 768px) {
    .se-tool-container {
        padding: 1rem;
    }

    .se-upload-section {
        padding: 1.5rem;
    }

    .se-upload-area {
        padding: 2.5rem 1.5rem;
    }

    .se-cue-list-header,
    .se-cue-row {
        grid-template-columns: 40px 85px 85px 55px 1fr 75px;
        font-size: 0.75rem;
        padding: 0.4rem 0.75rem;
    }

    .se-toolbar {
        padding: 0.5rem 0.75rem;
    }

    .se-toolbar-label {
        display: none;
    }

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

    .se-export-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .se-export-left,
    .se-export-right {
        justify-content: center;
    }

    .se-shift-controls {
        flex-wrap: wrap;
    }

    .se-shift-scope {
        flex-direction: column;
        gap: 0.5rem;
    }

    .se-modal {
        max-height: 90vh;
    }

    .se-related-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .se-paste-actions {
        flex-direction: column;
    }

    .se-paste-actions .se-format-select {
        width: 100%;
    }

    .se-paste-actions .se-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .se-cue-list-header,
    .se-cue-row {
        grid-template-columns: 30px 75px 75px 1fr 60px;
    }

    .se-col-dur {
        display: none;
    }

    .se-cue-list-header .se-col-dur {
        display: none;
    }
}