/* ==========================================================================
   VIDEO SUBTITLE TOOL - SPECIFIC STYLES
   ========================================================================== */

.tool-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: calc(var(--nav-height) + 2rem) 2rem 4rem;
}

.back-link {
    display: inline-flex; align-items: center; gap: 0.5rem;
    color: var(--text-secondary); text-decoration: none;
    font-size: 0.95rem; font-weight: 500; margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}

.back-link:hover { color: var(--accent-amber); transform: translateX(-4px); }
.back-link svg { width: 18px; height: 18px; fill: currentColor; transform: rotate(180deg); }

.tool-header { margin-bottom: 2rem; }
.tool-main-title { font-size: 2.2rem; font-weight: 800; margin-bottom: 0.5rem; }
.tool-subtitle { color: var(--text-secondary); font-size: 1rem; max-width: 700px; }

.tool-grid-layout {
    display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 1.5rem;
}

@media (max-width: 992px) { .tool-grid-layout { grid-template-columns: 1fr; } }

/* Panels */
.tool-panel {
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg); padding: 2rem;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    display: flex; flex-direction: column; gap: 1.5rem;
    transition: var(--transition-smooth); position: relative; overflow: hidden;
}

.tool-panel::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
    background: linear-gradient(135deg, #f59e0b, #f97316); opacity: 0.7;
}

.panel-header { border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 1rem; }

.panel-title {
    font-family: 'Be Vietnam Pro', sans-serif; font-size: 1.2rem;
    font-weight: 700; color: white; display: flex; align-items: center; gap: 0.5rem;
}

.panel-title svg { width: 22px; height: 22px; color: #f59e0b; flex-shrink: 0; }

/* Dropzone */
.dropzone {
    border: 2px dashed rgba(245, 158, 11, 0.35); border-radius: var(--border-radius-md);
    background: rgba(15, 23, 42, 0.3); padding: 1.5rem 1rem;
    text-align: center; cursor: pointer; transition: var(--transition-smooth);
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.5rem;
}

.dropzone:hover, .dropzone.dragover {
    border-color: #f59e0b; background: rgba(245, 158, 11, 0.05);
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.1);
}

.dropzone-icon { width: 36px; height: 36px; color: #f59e0b; opacity: 0.8; transition: var(--transition-smooth); }
.dropzone:hover .dropzone-icon { transform: translateY(-4px); opacity: 1; }
.dropzone-title { font-size: 0.9rem; font-weight: 600; color: white; }
.dropzone-desc { font-size: 0.8rem; color: var(--text-secondary); }

/* Settings Group */
.settings-group {
    background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--border-radius-sm); padding: 1rem;
    display: flex; flex-direction: column; gap: 0.75rem;
}

.settings-title {
    display: flex; justify-content: space-between; align-items: center;
    font-size: 0.85rem; color: var(--text-secondary); font-weight: 600;
}

/* Subtitle Table */
.subtitle-table-wrapper {
    max-height: 300px; overflow-y: auto; border-radius: 8px;
}

.subtitle-table {
    width: 100%; border-collapse: collapse; font-size: 0.8rem;
}

.subtitle-table th {
    position: sticky; top: 0; background: rgba(15,23,42,0.95);
    color: var(--text-secondary); font-weight: 600; padding: 0.5rem 0.4rem;
    text-align: left; border-bottom: 1px solid var(--border-color);
    z-index: 1;
}

.subtitle-table td { padding: 0.3rem 0.4rem; border-bottom: 1px solid rgba(255,255,255,0.03); }

.subtitle-table tr:hover td { background: rgba(245,158,11,0.05); }

.time-input {
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px; color: white; padding: 0.2rem 0.3rem;
    font-family: monospace; font-size: 0.75rem; width: 100%;
    box-sizing: border-box; outline: none; transition: border-color 0.2s;
}

.time-input:focus { border-color: #f59e0b; }

.text-input {
    background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px; color: white; padding: 0.2rem 0.3rem;
    font-size: 0.75rem; width: 100%; box-sizing: border-box;
    outline: none; transition: border-color 0.2s;
}

.text-input:focus { border-color: #f59e0b; }

/* Buttons */
.panel-footer-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 0.7rem 1rem; border-radius: var(--border-radius-sm);
    font-family: 'Inter', sans-serif; font-weight: 600; font-size: 0.85rem;
    cursor: pointer; transition: var(--transition-smooth); border: none; outline: none;
    gap: 0.5rem;
}

.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

.btn-primary {
    background: linear-gradient(135deg, #f59e0b, #f97316); color: white;
    box-shadow: 0 4px 20px rgba(245,158,11,0.25);
}

.btn-primary:hover { transform: translateY(-2px); filter: brightness(1.1); }

.btn-secondary {
    background: rgba(255,255,255,0.04); border: 1px solid var(--border-color); color: var(--text-primary);
}

.btn-secondary:hover { background: rgba(255,255,255,0.08); }

/* Preview Box */
.preview-box {
    background: rgba(0, 0, 0, 0.3); border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md); overflow: hidden;
}

.preview-video-wrapper {
    display: flex; align-items: center; justify-content: center;
    background: #000; min-height: 200px;
}

.preview-video-wrapper canvas { max-width: 100%; display: block; }

.preview-controls {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.6rem 1rem; background: rgba(0,0,0,0.3);
    border-top: 1px solid var(--border-color);
}

.btn-icon {
    background: rgba(255,255,255,0.06); border: 1px solid var(--border-color);
    border-radius: 50%; width: 34px; height: 34px;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; color: white; transition: var(--transition-smooth); flex-shrink: 0;
}

.btn-icon:hover { background: rgba(245,158,11,0.15); border-color: #f59e0b; }
.btn-icon svg { width: 16px; height: 16px; }

.time-display {
    font-family: monospace; font-size: 0.8rem; color: var(--text-secondary);
    white-space: nowrap; flex-shrink: 0;
}

.preview-stats-row {
    display: flex; gap: 1.5rem; padding: 0.6rem 1rem;
    border-top: 1px solid var(--border-color); background: rgba(255, 255, 255, 0.02);
    flex-wrap: wrap; font-size: 0.8rem;
}

.stat-item { display: flex; align-items: center; gap: 0.35rem; }
.stat-lbl { color: var(--text-muted); }
.stat-val { color: var(--text-secondary); font-weight: 600; }

/* No Preview Placeholder */
.no-image-placeholder {
    text-align: center; padding: 2rem; color: var(--text-muted);
}

.no-image-placeholder p { font-size: 0.9rem; }

/* Status indicators */
#status-files span { display: flex; align-items: center; gap: 0.35rem; }

/* Style Controls */
.style-btn {
    background: rgba(255,255,255,0.04); border: 1px solid var(--border-color);
    color: var(--text-secondary); width: 30px; height: 30px;
    border-radius: 6px; cursor: pointer; font-size: 0.85rem;
    font-family: 'Inter', sans-serif; transition: var(--transition-smooth);
    display: flex; align-items: center; justify-content: center;
}
.style-btn:hover { background: rgba(245,158,11,0.1); border-color: rgba(245,158,11,0.3); color: white; }
.style-btn.active { background: rgba(245,158,11,0.15); border-color: #f59e0b; color: white; }

#font-color-picker::-webkit-color-swatch-wrapper { padding: 0; }
#font-color-picker::-webkit-color-swatch { border: none; border-radius: 4px; }

/* Mobile tabs */
.mobile-tabs-container {
    display: none; background: rgba(15,23,42,0.5); border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--border-radius-md); padding: 0.35rem; margin-bottom: 1.5rem; gap: 0.35rem;
}
.mobile-tab-btn {
    flex: 1; background: transparent; border: none; color: var(--text-secondary);
    font-size: 0.85rem; font-weight: 600; padding: 0.6rem; border-radius: 4px;
    cursor: pointer; transition: var(--transition-smooth);
}
.mobile-tab-btn.active { background: rgba(245,158,11,0.1); color: white; }

/* Responsive */
@media (max-width: 992px) {
    .mobile-tabs-container { display: flex; }
    .tool-panel { display: none; }
    .active-panel { display: flex !important; }
    .tool-container { padding-left: 1rem; padding-right: 1rem; }
    .tool-panel { padding: 1.25rem; }
}

@media (max-width: 768px) {
    .tool-main-title { font-size: 1.5rem; }
    .tool-panel { padding: 1rem !important; }
    .tool-grid-layout { grid-template-columns: 1fr !important; }
    .dropzone { padding: 1rem; }
    .dropzone-icon { width: 28px; height: 28px; }
    .dropzone-title { font-size: 0.8rem; }
    .subtitle-table { font-size: 0.7rem; }
    .time-input, .text-input { font-size: 0.7rem; }
}

@media (max-width: 480px) {
    .tool-panel { padding: 0.75rem !important; }
    .panel-title { font-size: 1rem; }
    .preview-controls { gap: 0.4rem; padding: 0.4rem 0.6rem; }
    .btn-icon { width: 28px; height: 28px; }
    .btn-icon svg { width: 14px; height: 14px; }
    .time-display { font-size: 0.7rem; }
}