/* ==========================================
   1. BASE & FOUNDATIONAL SETUP
   ========================================== */

/* --- Font Import --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

/* --- CSS Variables --- */
:root {
    /* Modern Glass Palette */
    --bg-primary: #0a0a0f;
    --bg-secondary: #13131a;
    --bg-tertiary: #1a1a24;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-tertiary: #6b6b7a;
    --accent-primary: #007aff;
    --accent-secondary: #5ac8fa;
    --accent-gradient: linear-gradient(135deg, #007aff 0%, #5ac8fa 100%);
    --success: #34c759;
    --danger: #ff3b30;

    /* Glass Effects */
    --glass-blur: blur(20px);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-shadow-hover: 0 12px 40px rgba(0, 122, 255, 0.2);
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* --- Body Base Styles --- */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 50%, #16213e 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    position: relative;
}

/* Animated background gradient */
body::before {
    content: "";
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 122, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(90, 200, 250, 0.08) 0%, transparent 50%);
    animation: gradientShift 20s ease infinite;
    pointer-events: none;
    z-index: 0;
}

/* --- Global Animations --- */
@keyframes gradientShift {
    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    50% {
        transform: translate(-10%, -10%) rotate(180deg);
    }
}

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

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

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }

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

@keyframes glowPulse {
    0%,
    100% {
        box-shadow: 0 4px 16px rgba(0, 122, 255, 0.2);
        border-color: rgba(0, 122, 255, 0.3);
    }

    50% {
        box-shadow: 0 8px 32px rgba(0, 122, 255, 0.5);
        border-color: rgba(0, 122, 255, 0.6);
    }
}

@keyframes slideUpMessage {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@keyframes pulse {
    0%,
    100% {
        opacity: 0.3;
        transform: scale(1);
    }

    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}


/* ==========================================
   2. LAYOUT & CONTAINERS
   ========================================== */

/* --- App Container --- */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: relative;
    z-index: 1;
}

/* --- Player Area --- */
.player-area {
    display: flex;
    flex: 1;
    position: relative;
    background: transparent;
    overflow: hidden;
}

.player-area.playlist-visible .sidebar {
    width: 360px;
    border-left: 1px solid var(--glass-border);
}

/* --- Drop Zone --- */
.drop-zone {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--glass-border);
    margin: 2rem;
    border-radius: var(--border-radius-lg);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    transition: var(--transition-smooth);
}

.drop-zone.dragover {
    background: rgba(0, 122, 255, 0.1);
    border-color: var(--accent-primary);
    box-shadow: inset 0 0 40px rgba(0, 122, 255, 0.2);
}

.drop-zone-content {
    text-align: center;
    padding: 3rem;
}

.drop-zone-content h2 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    margin-top: 1.5rem;
}

.drop-zone-content img {
	width: 50%;
}


/* ==========================================
   3. HEADER & NAVIGATION
   ========================================== */

/* --- Header --- */
.header {
    background: rgba(13, 13, 20, 0.7);
    /* backdrop-filter: var(--glass-blur); */
    /* -webkit-backdrop-filter: var(--glass-blur); */
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

/* --- Logo --- */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo strong {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

/* --- Header Controls --- */
.controls-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}


/* ==========================================
   4. BUTTONS & CONTROLS
   ========================================== */

/* --- Base Button Styles --- */
.btn {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.7rem 1.25rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-size: 0.875rem;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    transition: var(--transition-smooth);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition-smooth);
}

.btn:hover,
.hover_highlight {
    background: rgba(0, 122, 255, 0.15);
    border-color: rgba(0, 122, 255, 0.4);
    transform: translateY(-1px);
    box-shadow: var(--glass-shadow-hover);
}

.btn:hover::before {
    opacity: 1;
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* --- Primary Button --- */
.btn-primary {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(0, 122, 255, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 24px rgba(0, 122, 255, 0.4);
    transform: translateY(-2px);
}

/* --- Split Button Group --- */
.split-btn-group {
    display: flex;
    gap: 0;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.split-btn-group .btn:first-child {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    border-right: 1px solid var(--glass-border);
    border: none;
}

.split-btn-group .btn:last-child {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    padding: 0.7rem 0.9rem;
    font-size: 0.9rem;
    border: none;
}

/* --- Dropdown Button --- */
.btn-dropdown {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* --- Close Button --- */
.close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 1.5rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    font-weight: 300;
}

.close-btn:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: white;
    transform: rotate(90deg);
}

/* --- Control Button Enhancements --- */
.control-btn {
    position: relative;
    overflow: hidden;
}

.control-btn::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
}

.control-btn:active::after {
    width: 200px;
    height: 200px;
}

/* --- Autoplay Control --- */
.autoplay-control {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--glass-border);
}

.autoplay-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* --- Action Dropdown Menu --- */
.action-dropdown-menu {
    position: absolute;
    top: 56px;
    background: rgba(13, 13, 20, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    z-index: 1001;
    padding: 0.5rem;
    box-shadow: var(--glass-shadow);
    animation: slideDown 0.3s ease;
}

.action-dropdown-menu button {
    display: block;
    width: 100%;
    text-align: left;
    border: none;
    color: var(--text-primary);
    padding: 0.65rem 1rem;
    border-radius: var(--border-radius-sm);
    margin-bottom: 0.25rem;
    background: transparent;
    transition: var(--transition-smooth);
    font-size: 0.875rem;
    font-weight: 500;
}

.action-dropdown-menu button:last-child {
    margin-bottom: 0;
}

.action-dropdown-menu button:hover {
    background: rgba(0, 122, 255, 0.15);
    color: var(--accent-primary);
    transform: translateX(4px);
}


/* ==========================================
   5. VIDEO PLAYER & CANVAS
   ========================================== */

/* --- Video Container --- */
.video-container {
    position: relative;
    flex: 1;
    background: #000;
    display: none;
}

.video-container.active {
    display: flex;
}

/* --- Video Canvas --- */
.video-canvas {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* --- Crop Canvas --- */
#cropCanvas {
    position: absolute;
    cursor: crosshair;
    z-index: 10;
    pointer-events: auto;
    border: 2px solid var(--accent-primary);
    box-shadow: 0 0 20px rgba(0, 122, 255, 0.5);
}

/* --- URL Play Overlay --- */
.url-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: var(--glass-blur);
    color: var(--text-primary);
    cursor: pointer;
    z-index: 10;
    transition: var(--transition-smooth);
}

.url-play-overlay:hover {
    background: rgba(0, 0, 0, 0.8);
}

.url-play-overlay.hidden {
    display: none;
}

.play-button-overlay {
    font-size: 5rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
    transition: var(--transition-bounce);
}

.url-play-overlay:hover .play-button-overlay {
    transform: scale(1.1);
}


/* ==========================================
   6. VIDEO CONTROLS
   ========================================== */

/* --- Video Controls Container --- */
.video-controls {
    position: absolute;
    bottom: 24px;
    left: 24px;
    right: 24px;
    background: rgba(13, 13, 20, 0.8);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 0.75rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-smooth);
    z-index: 100;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.video-controls.show {
    opacity: 1;
    transform: translateY(0);
}

/* --- Progress Container --- */
.progress-container {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.progress-container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 2s infinite;
}

.progress-bar {
    height: 100%;
    background: var(--accent-gradient);
    width: 0%;
    border-radius: 10px;
    transition: width 0.1s;
    box-shadow: 0 0 12px rgba(0, 122, 255, 0.5);
}

.progress-handle {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: white;
    box-shadow: 0 2px 8px rgba(0, 122, 255, 0.6);
    position: absolute;
    top: 50%;
    left: 0;
    transform: translate(-50%, -50%) scale(0);
    transition: transform var(--transition-smooth);
    pointer-events: none;
}

.progress-container:hover .progress-handle {
    transform: translate(-50%, -50%) scale(1);
}

/* --- Seek Preview --- */
#seekPreview {
    position: absolute;
    bottom: 100%;
    margin-bottom: 12px;
    background: rgba(13, 13, 20, 0.95);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 0.5rem;
    pointer-events: none;
    transform: translateX(-50%);
    box-shadow: var(--glass-shadow);
}

#seekPreview.hidden {
    display: none;
}

#seekPreviewCanvas {
    display: block;
    border-radius: var(--border-radius-sm);
    margin-bottom: 0.5rem;
    border: 1px solid var(--glass-border);
}

#seekPreviewTime {
    display: block;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-secondary);
}

/* --- Controls Bottom --- */
.controls-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

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

/* --- Play Button --- */
.play-btn {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-smooth);
}

.play-btn:hover {
    background: rgba(0, 122, 255, 0.2);
    border-color: var(--accent-primary);
    transform: scale(1.05);
}

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

/* --- Time Display --- */
.time-display {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-feature-settings: "tnum";
    min-width: 100px;
}

/* --- Playback Speed --- */
.playback-speed-container {
    display: flex;
    align-items: center;
}

.speed-input {
    width: 65px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.4rem 0.6rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    text-align: center;
    transition: var(--transition-smooth);
}

.speed-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

/* --- Volume Container --- */
.volume-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    padding: 0.4rem 0.75rem;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--glass-border);
}

#muteBtn {
    transition: var(--transition-smooth);
    background: transparent;
    border: 1px solid transparent;
    padding: 0.4rem;
    border-radius: var(--border-radius-sm);
}

#muteBtn:hover {
    background: var(--glass-bg);
    border-color: var(--glass-border);
}

.volume-slider {
    width: 90px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    outline: none;
    cursor: pointer;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 122, 255, 0.4);
    transition: var(--transition-smooth);
}

.volume-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.volume-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(0, 122, 255, 0.4);
}

/* --- Fullscreen Button --- */
.fullscreen-btn {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-smooth);
}

.fullscreen-btn:hover {
    background: rgba(0, 122, 255, 0.2);
    border-color: var(--accent-primary);
    transform: scale(1.05);
}


/* ==========================================
   7. TRACK CONTROLS & MENUS
   ========================================== */

/* --- Track Controls --- */
.track-controls {
    display: flex;
    gap: 0.5rem;
    position: relative;
}

.track-btn {
    padding: 0.5rem 0.9rem;
    font-size: 1rem;
    min-width: 40px;
    height: 40px;
}

/* --- Track Menu --- */
.track-menu {
    position: absolute;
    bottom: 100%;
    margin-bottom: 12px;
    background: rgba(13, 13, 20, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    min-width: 240px;
    max-height: 400px;
    overflow-y: auto;
    box-shadow: var(--glass-shadow);
    z-index: 200;
    animation: slideUp 0.3s ease;
}

.track-menu.settingsMenu {
    right: 0;
}

.track-menu.hidden {
    display: none;
}

.track-menu-content {
    padding: 1rem;
}

.track-menu-content h4 {
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.track-menu ul {
    list-style: none;
}

.track-item {
    padding: 0.65rem 0.75rem;
    margin-bottom: 0.4rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 0.8rem;
    transition: var(--transition-smooth);
    font-weight: 500;
}

.track-item:hover {
    background: rgba(0, 122, 255, 0.15);
    border-color: var(--accent-primary);
    transform: translateX(4px);
}

.track-item.active {
    background: rgba(0, 122, 255, 0.25);
    border-color: var(--accent-primary);
    color: var(--accent-secondary);
}

/* --- Trim Menu --- */
.menu-divider {
    border: none;
    border-top: 1px solid var(--glass-border);
    margin: 1rem 0;
}

.trim-menu-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.trim-menu-actions {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.trim-menu-actions.screenshot {
    margin-bottom: 0;
}

.trim-menu-actions .btn {
    flex: 1;
    font-size: 0.75rem;
    padding: 0.6rem;
}

.trim-option {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-top: 0.75rem;
    gap: 0.75rem;
    font-size: 0.85rem;
    padding: 0.5rem;
    background: var(--glass-bg);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--glass-border);
    transition: var(--transition-smooth);
}

.trim-option:hover {
    background: rgba(0, 122, 255, 0.05);
}

.trim-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent-primary);
}

.trim-option label {
    cursor: pointer;
    color: var(--text-secondary);
    font-weight: 500;
}

/* --- Trim Mode Selector --- */
.trim-mode-selector {
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 1rem;
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
}

.trim-mode-selector legend {
    padding: 0 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.trim-mode-selector>div {
    display: flex;
    align-items: center;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-smooth);
}

.trim-mode-selector>div:hover {
    background: rgba(0, 122, 255, 0.05);
}

/* Hide the default radio button */
.trim-mode-selector input[type="radio"] {
    opacity: 0;
    position: absolute;
    width: 0;
    height: 0;
}

/* Style the label to be the new clickable area */
.trim-mode-selector label {
    position: relative;
    padding-left: 28px;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    font-weight: 500;
}

/* Create the custom radio button's outer circle */
.trim-mode-selector label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    background-color: transparent;
    transition: var(--transition-smooth);
}

/* Create the inner dot (hidden by default) */
.trim-mode-selector label::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 50%;
    transform: translateY(-50%) scale(0);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--accent-primary);
    box-shadow: 0 0 12px rgba(0, 122, 255, 0.6);
    transition: var(--transition-smooth);
}

/* --- States --- */
.trim-mode-selector label:hover {
    color: var(--text-primary);
}

.trim-mode-selector label:hover::before {
    border-color: var(--accent-primary);
}

/* Checked state */
.trim-mode-selector input[type="radio"]:checked+label::before {
    border-color: var(--accent-primary);
    background: rgba(0, 122, 255, 0.1);
}

.trim-mode-selector input[type="radio"]:checked+label::after {
    transform: translateY(-50%) scale(1);
}

.trim-mode-selector input[type="radio"]:checked+label {
    color: var(--accent-primary);
    font-weight: 600;
}

/* --- Resize Controls --- */
.resize-controls {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin: 1rem 0;
}

.resize-section h4 {
    margin-bottom: 0.5rem;
    color: #ccc;
}

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

.dimension-controls .speed-input {
    width: 100%;
}

/* --- Dynamic Crop Options --- */
#dynamicCropOptionsContainer {
    margin-top: 0.75rem;
}

#blurAmountInput {
    margin-left: auto;
    width: 70px;
}


/* ==========================================
   8. SIDEBAR & PLAYLIST
   ========================================== */

/* --- Sidebar --- */
.sidebar {
    width: 0;
    background: rgba(13, 13, 20, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-left: 0 solid var(--glass-border);
    overflow-y: auto;
    overflow-x: hidden;
    transition: width var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

#playlistContent {
    font-size: 0.875rem;
    line-height: 1.6;
    padding: 1.5rem;
    flex: 1;
    overflow-y: auto;
}

/* --- Playlist Tree Structure --- */
.playlist-tree {
    list-style: none;
    padding: 0;
    margin: 0;
}

.playlist-tree>li {
    margin-bottom: 0.5rem;
}

/* --- Playlist Folder --- */
.playlist-folder {
    margin-bottom: 0.75rem;
}

.playlist-folder>details {
    margin-bottom: 0.5rem;
}

.playlist-folder>details>summary {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-smooth);
    list-style: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.playlist-folder>details>summary::-webkit-details-marker {
    display: none;
}

.playlist-folder-name {
    flex: 1;
    display: flex;
    align-items: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.playlist-folder-name::before {
    content: "▶";
    display: inline-block;
    margin-right: 0.75rem;
    transition: transform var(--transition-smooth);
    color: var(--accent-primary);
    font-size: 0.8rem;
}

.playlist-folder>details[open]>summary .playlist-folder-name::before {
    transform: rotate(90deg);
}

.playlist-folder>details>summary:hover {
    background: rgba(0, 122, 255, 0.1);
    border-color: var(--accent-primary);
    transform: translateX(2px);
}

/* Nested folder structure */
.playlist-folder .playlist-tree {
    padding-left: 1rem;
    margin-top: 0.5rem;
}

/* --- Playlist Files --- */
.playlist-file {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-smooth);
    word-break: break-word;
    font-size: 0.8rem;
    line-height: 1.5;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
}

.playlist-file-checkbox {
    display: none; /* wait for merge feature in media bunny */
    width: 18px;
    height: 18px;
    min-width: 18px;
    cursor: pointer;
    accent-color: var(--accent-primary);
    margin: 0;
    position: relative;
}

.playlist-file-checkbox:checked {
    background: var(--accent-primary);
}

.playlist-file-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: block;
}

.playlist-file:hover {
    background: rgba(0, 122, 255, 0.15);
    border-color: var(--accent-primary);
    transform: translateX(2px);
}

.playlist-file.active {
    background: rgba(0, 122, 255, 0.25);
    border-color: var(--accent-primary);
    color: var(--accent-secondary);
    box-shadow: 0 4px 16px rgba(0, 122, 255, 0.3);
}

.playlist-file.cut-clip {
    border-left: 3px solid var(--accent-secondary);
}

/* --- Clip Actions --- */
.clip-actions {
    display: flex;
    gap: 0.35rem;
    align-items: center;
}

.clip-action-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    cursor: pointer;
    padding: 0.35rem 0.5rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
    line-height: 1;
}

.clip-action-btn:hover {
    color: var(--accent-primary);
    background: rgba(0, 122, 255, 0.15);
    border-color: var(--accent-primary);
    transform: scale(1.05);
}

/* --- Remove Item --- */
.remove-item {
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0.25rem;
    font-size: 1.25rem;
    font-weight: 300;
    line-height: 1;
    transition: var(--transition-smooth);
    border-radius: var(--border-radius-sm);
    min-width: 24px;
    height: 24px;
}

.remove-item:hover {
    color: var(--danger);
    background: rgba(255, 59, 48, 0.15);
    transform: scale(1.1);
}

/* --- Empty Playlist Message --- */
#playlistContent p {
    color: var(--text-tertiary);
    text-align: center;
    padding: 2rem 1rem;
    font-size: 0.875rem;
    font-style: italic;
}


/* ==========================================
   9. MODALS & OVERLAYS
   ========================================== */

/* --- Loading Spinner --- */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1500;
    pointer-events: all;
}

.loading.hidden {
    display: none;
    pointer-events: none;
}

.loading::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(0, 122, 255, 0.1) 0%, transparent 70%);
    animation: pulse 2s ease-in-out infinite;
}

.loading-content {
    background: rgba(13, 13, 20, 0.95);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 3rem;
    text-align: center;
    box-shadow: var(--glass-shadow);
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 1.5rem;
}

#statusMessage {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 1rem;
    font-weight: 500;
}

/* --- Screenshot Overlay --- */
.screenshot-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    animation: fadeIn 0.3s ease;
}

.screenshot-overlay.hidden {
    display: none;
}

.screenshot-modal {
    background: rgba(13, 13, 20, 0.95);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    max-width: 90%;
    max-height: 90%;
    overflow: auto;
    box-shadow: var(--glass-shadow);
    position: relative;
    animation: slideUp 0.3s ease;
}

.screenshot-modal h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.screenshot-modal p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

#screenshotPreviewImg {
    max-width: 100%;
    height: auto;
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.screenshot-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* --- Shortcut Keys Panel --- */
.shortcut-keys-panel {
    position: absolute;
    top: 0;
    width: 480px;
    z-index: 50;
    background: rgba(13, 13, 20, 0.9);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--glass-shadow);
    opacity: 1;
    transition: var(--transition-smooth);
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    line-height: 1.6;
}

.shortcut-keys-panel.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-20px);
}

.shortcut-title {
    padding: 1rem 1.5rem;
    text-align: center;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.shortcut-list {
    list-style: none;
    padding: 1rem 1.5rem;
    margin: 0;
}

.shortcut-list li {
    display: flex;
    align-items: center;
    padding: 0.75rem 0;
    gap: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.shortcut-list li:last-child {
    border-bottom: none;
}

.shortcut-list kbd {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    padding: 0.35rem 0.75rem;
    color: var(--accent-primary);
    font-family: 'Inter', monospace;
    font-size: 0.8rem;
    font-weight: 600;
    min-width: 40px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.shortcut-list span {
    color: var(--text-secondary);
    flex: 1;
    font-size: 0.85rem;
}

/* --- Error Message --- */
.error-message {
    position: fixed;
    top: 24px;
    right: 24px;
    background: rgba(255, 59, 48, 0.95);
    backdrop-filter: var(--glass-blur);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-md);
    z-index: 10000;
    box-shadow: 0 8px 24px rgba(255, 59, 48, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-weight: 500;
    animation: slideInRight 0.3s ease;
    color: red;
}

/* --- Show Info Panel --- */
.showInfo {
    position: absolute;
    top: 0;
    right: 0;
    padding: 1.25rem;
    width: 440px;
    z-index: 50;
    background: rgba(13, 13, 20, 0.85);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--glass-shadow);
    opacity: 1;
    transition: var(--transition-smooth);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* --- Guide Panel --- */
.guide_panel {
    /* top: 24px; */
    left: 50%;
    transform: translateX(-50%);
    /* width: fit-content;
    max-width: 90vw; */
    font-size: 0.95rem;
    text-align: center;
    animation: glowPulse 3s ease-in-out infinite;
    /* padding: 1rem 2rem; */
    width: 90vw;
}

.guide_panel #guide_info {
    color: var(--text-primary);
    font-weight: 500;
}

/* --- Show Message --- */
.showMessage {
    position: fixed;
    width: fit-content;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(13, 13, 20, 0.95);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 1rem 2rem;
    z-index: 1000;
    box-shadow: var(--glass-shadow);
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
    animation: slideUpMessage 0.3s ease;
}

.showMessage.hidden {
    display: none;
}


/* ==========================================
   10. FORM ELEMENTS
   ========================================== */

/* --- Switch Toggle --- */
.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    transition: var(--transition-smooth);
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 2px;
    bottom: 2px;
    background: white;
    transition: var(--transition-smooth);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

input:checked+.slider {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

input:checked+.slider:before {
    transform: translateX(20px);
}

.slider.round {
    border-radius: 24px;
}

.slider.round:before {
    border-radius: 50%;
}

/* --- Text Inputs --- */
.url-class {
    margin-top: 1rem;
    margin-bottom: 1rem;
    width: 100%;
    height: 2.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.75rem;
    border-radius: var(--border-radius-md);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.url-class:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

.time-input {
    flex: 1;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    text-align: center;
    transition: var(--transition-smooth);
}

.time-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

/* --- Checkboxes --- */
input[type="checkbox"] {
    cursor: pointer;
    accent-color: var(--accent-primary);
}

/* --- File Inputs (Hidden) --- */
#fileInput,
#folderInput {
    display: none;
}

/* --- Focus States for Accessibility --- */
button:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}


/* ==========================================
   11. UTILITY CLASSES & STATES
   ========================================== */

.hidden {
    display: none;
}

/* --- Smooth Transitions --- */
button,
input,
select,
.track-item,
.playlist-file,
.playlist-folder>details>summary {
    -webkit-tap-highlight-color: transparent;
}


/* ==========================================
   12. SCROLLBARS
   ========================================== */

/* --- Global Scrollbar --- */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: rgba(0, 122, 255, 0.5);
    border-radius: 10px;
    border: 2px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* --- Playlist Scrollbar --- */
#playlistContent::-webkit-scrollbar {
    width: 8px;
}

#playlistContent::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
}

#playlistContent::-webkit-scrollbar-thumb {
    background: rgba(0, 122, 255, 0.4);
    border-radius: 10px;
    border: 2px solid rgba(255, 255, 255, 0.03);
}

#playlistContent::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 122, 255, 0.6);
}


/* ==========================================
   13. RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        align-items: stretch;
        padding: 1rem;
    }

    .controls-header {
        justify-content: center;
    }

	.drop-zone-content img {
		width: 10% !important;
	}
    .player-area.playlist-visible .sidebar {
        width: 280px;
    }

    .video-controls {
        bottom: 12px;
        left: 12px;
        right: 12px;
        padding: 0.5rem 0.75rem;
    }

    .controls-bottom {
        flex-direction: column;
        gap: 0.5rem;
    }

    .time-display {
        font-size: 0.7rem;
    }

    .playlist-file {
        font-size: 0.75rem;
        padding: 0.65rem 0.85rem;
    }

    .playlist-folder>details>summary {
        padding: 0.65rem 0.85rem;
        font-size: 0.85rem;
    }
}

@media (max-height: 768px) {
	.drop-zone-content img {
		width: 10%;
	}
}
