:root {
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --bg-tertiary: #2a2a2a;
    --background-primary: #0a0a0a;
    --background-secondary: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-primary: #3b82f6;
    --accent-secondary: #5c85f6;
    --accent-hover: #2563eb;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --border-color: rgba(255, 255, 255, 0.05);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --logo-filter: none;
}
[data-theme="light"] {
    --bg-primary: #f4f5f7;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f9fafb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --background-primary: #ffffff;
    --background-secondary: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --accent-primary: #2563eb;
    --accent-secondary: #1d4ed8;
    --accent-hover: #3b82f6;
    --border-color: #ced4da;
    --border-color: #d1d5db;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.05);
    --success-color: #28a745;
    --warning-color: #ffc107;
    --error-color: #dc3545;
    --logo-filter: invert(1) brightness(0.5);
}
[data-theme="purple"] {
    --bg-primary: #0f0a15;
    --bg-secondary: #1d1429;
    --bg-tertiary: #2d1f3f;
    --background-primary: #0f0a15;
    --background-secondary: #1d1429;
    --text-primary: #e9d5ff;
    --text-secondary: #a8a29e;
    --accent-primary: #c084fc;
    --accent-secondary: #a855f7;
    --accent-hover: #d8b4fe;
    --border-color: #4c1d95;
}
[data-theme="blue"] {
    --bg-primary: #020617;
    --bg-secondary: #0f172a;
    --bg-tertiary: #1e293b;
    --background-primary: #020617;
    --background-secondary: #0f172a;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-primary: #2c96d8;
    --accent-secondary: #0ea5e9;
    --accent-hover: #2c96d8;
    --border-color: #344663;
}
[data-theme="raposa"] {
    --bg-primary: #181210;
    --bg-secondary: #291e1b;
    --bg-tertiary: #3f2e29;
    --background-primary: #1c1917;
    --background-secondary: #292524;
    --text-primary: #ffedd5;
    --text-secondary: #d6d3d1;
    --accent-primary: #fb923c;
    --accent-secondary: #f97316;
    --accent-hover: #fdba74;
    --border-color: #574039;
}
[data-theme="amoled"] {
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #121212;
    --background-primary: #000000;
    --background-secondary: #0a0a0a;
    --accent-primary: #0666d4;
    --accent-secondary: #3b82f6;
    --accent-hover: #0852b2;
    --border-color: #1f2937;
}
* {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    margin: 0;
    -webkit-font-smoothing: antialiased;
    box-sizing: border-box;
}
body {
    background: var(--bg-primary);
    color: var(--text-primary);
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    transition: var(--transition);
}
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    z-index: 1000;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
    padding-left: max(16px, env(titlebar-area-x, 0px));
    padding-right: calc(100vw - (env(titlebar-area-x, 0px) + env(titlebar-area-width, 100%)));
    -webkit-app-region: drag;
}
@media (display-mode: browser) {
    #header {
        padding-left: 16px;
        padding-right: 16px;
    }
}
.header-content {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0;
}
.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-left: 0;
}
.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
    -webkit-app-region: no-drag;
    margin-right: 10px;
}
#header button,
#header .buttons-actions,
#header select,
#header label {
    -webkit-app-region: no-drag;
}
.header-content {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.header-left {
    display: flex;
    align-items: center;
    gap: 2px;
}
.header-content .logo {
    height: 32px;
    pointer-events: none;
    filter: var(--logo-filter, none);
}
[data-theme="light"] .header-content .logo {
    --logo-filter: drop-shadow(1px 1px 2px rgba(0, 0, 0, 0.3));
}
.header-title {
    font-family: 'Roboto', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-left: 12px;
}
.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}
#header .buttons-actions {
    display: flex;
    gap: 8px;
}
#header .buttons-actions button {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    outline: none;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    -webkit-app-region: no-drag !important;
}
#header .buttons-actions button:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}
#header .buttons-actions button:active {
    transform: translateY(0);
}
#language-selector,
#theme-selector {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    outline: none;
    cursor: pointer;
    transition: var(--transition);
    -webkit-app-region: no-drag !important;
}
#language-selector:hover,
#theme-selector:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #ffffff;
}
#language-selector option,
#theme-selector option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}
.theme-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}
#app {
    padding-top: 60px;
    width: 100vw;
    height: var(--appHeight);
    display: flex;
    overflow: hidden;
    background: var(--bg-primary);
}
.part {
    width: 100%;
    height: calc(var(--appHeight) - 24px);
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 16px;
    overflow: hidden;
}
.part-left:not(:has(> *)) {
    position: absolute;
    left: 0;
    pointer-events: none;
}
.part-right:not(:has(> *)) {
    position: absolute;
    right: 0;
    pointer-events: none;
}
.part-left {
    width: 360px;
    min-width: 360px;
    padding-right: 0;
}
.part-right {
    width: 360px;
    min-width: 360px;
    padding-left: 0;
}
.inner-part {
    width: 100%;
    height: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.inner-part:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}
[data-theme="light"] .inner-part:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
}
.inner-part-ghost {
    border: 2px dashed var(--accent-secondary);
    opacity: 0.5;
    background: var(--bg-tertiary);
}
.inner-part-drag {
    border: 2px solid var(--accent-primary);
    transform: rotate(2deg);
}
.inner-part-title {
    width: 100%;
    min-height: 48px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 16px;
    cursor: grab;
}
.inner-part-title:active {
    cursor: grabbing;
}
.inner-part-title p {
    font-size: clamp(0.95rem, 1vw + 0.2rem, 1rem);
    font-weight: 600;
    user-select: none;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.inner-part-content {
    width: 100%;
    height: 100%;
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 0px;
    min-width: 0;
}
.inner-part-content:not(.properties) {
    padding: 11px;
    width: 100%;
    height: 100%;
}
.inner-part-buttons {
    width: 100%;
    min-height: 30px;
    max-height: 40px;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    flex-wrap: wrap;
}
.inner-part-buttons.buttons-top {
    border-top: none;
    border-bottom: 1px solid var(--border-color);
}
.inner-part-buttons button {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 400;
    padding: 6px 10px;
    cursor: pointer;
    height: auto;
    display: inline-flex;
    align-items: center;
    transition: var(--transition);
    white-space: nowrap;
}
.inner-part-buttons button svg {
    opacity: 0.7;
    height: 20px;
}
.inner-part-buttons button:hover {
    background: var(--accent-primary);
    color: white;
    transition: var(--transition);
}
.inner-part-buttons button:active {
    background: var(--accent-secondary);
    transform: translateY(1px);
}
button.enabled {
    background: yellow !important;
    color: black !important;
}
.inner-part-buttons button span {
    font-size: 0.8rem;
    opacity: 0.5;
}
.inner-music {
    height: auto !important;
    max-height: 210px !important;
    min-height: 210px !important;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}
.music-inner {
    width: 100%;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color) !important;
}
.plyr {
    --plyr-color-main: #2c96d8;
    --plyr-audio-controls-background: transparent;
}
.plyr__controls {
    background: var(--bg-tertiary) !important;
    border-radius: 0 !important;
}
.plyr__control {
    color: var(--text-primary) !important;
}
.plyr__control:hover {
    background: var(--accent-primary) !important;
    color: #ffffff !important;
}
[data-theme="light"] .plyr__control {
    color: var(--text-primary) !important;
}
[data-theme="light"] .plyr__control:hover {
    background: var(--accent-primary) !important;
    color: white !important;
}
.plyr {
    --plyr-color-main: var(--accent-primary);
    --plyr-audio-controls-background: var(--bg-tertiary);
    --plyr-audio-control-color: var(--text-primary);
    --plyr-audio-control-background-hover: var(--accent-primary);
    --plyr-audio-progress-buffered-background: var(--border-color);
    position: relative;
    z-index: 100;
}
#music-input {
    height: 0;
    visibility: hidden;
    display: none;
}
.music_data {
    display: flex;
    gap: 12px;
    align-items: center;
    width: 100%;
    overflow: hidden;
}
#music-album-art {
    width: 50px;
    height: 50px;
    border-radius: 9px;
    border: 1px solid #555;
}
.music-data-text {
    width: calc(100% - 25px - 12px);
}
.music-data-text p {
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    width: calc(100% - 12px * 2);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.music-data-text #music-title {
    font-size: 1.2em;
    font-weight: 600;
    width: calc(100% - 12px * 2);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.music-data-text #music-album {
    opacity: 0.5;
    font-size: 0.7em;
    font-weight: 400;
    margin-top: 2px;
    width: calc(100% - 12px * 2);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
#lyrics-input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    resize: none;
    font-family: 'JetBrains Mono', 'Fira Mono', 'Courier New', Courier, monospace;
}
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}
.properties {
    padding: 0;
    width: 100%;
}
.properties-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
    width: 100%;
    gap: 8px;
}
.properties-item:hover {
    background: var(--bg-tertiary);
}
.properties-item:last-child {
    border-bottom: none;
}
.properties-title {
    font-size: 0.85rem;
    font-weight: 600;
    user-select: none;
    color: var(--text-secondary);
    min-width: 80px;
}
[data-theme="light"] .properties-title {
    color: #343a40;
    font-weight: 700;
}
.properties-content {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
    justify-content: flex-end;
}
.properties-content input[type=number],
.properties-content input[type=text],
.properties-content select {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    outline: none;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 400;
    padding: 6px 10px;
    cursor: pointer;
    width: auto;
    max-width: 100%;
    min-width: 80px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
@media (max-width: 720px) {
    .properties-item {
        flex-wrap: wrap;
        align-items: flex-start;
    }
    .properties-title {
        flex: 0 0 100%;
    }
    .properties-content {
        width: 100%;
        justify-content: flex-start;
    }
}
.properties-content button {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    outline: none;
    color: var(--text-primary);
    font-size: 0.8rem;
    font-weight: 500;
    padding: 6px 10px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    min-width: 60px;
    height: 32px;
}
.properties-content button:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
    transform: translateY(-1px);
}
.properties-content input[type=number]:focus,
.properties-content input[type=text]:focus {
    border-color: var(--accent-primary);
    background: var(--bg-primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}
[data-theme="light"] .properties-content input[type=number]:focus,
[data-theme="light"] .properties-content input[type=text]:focus {
    box-shadow: 0 0 0 2px rgba(0, 86, 179, 0.3);
}
.properties-content select:focus {
    border-color: var(--accent-primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}
.properties-content select {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    min-width: 120px;
    font-size: 0.85rem;
    font-weight: 400;
    padding: 6px 10px;
    outline: none;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    height: 32px;
}
#properties-preview {
    background: var(--accent-primary) !important;
    color: #fff !important;
    border-width: initial;
    border-style: none;
    border-color: initial;
    border-image: initial;
    border-radius: 4px;
    border-color: var(--accent-primary) !important;
}
#properties-delete {
    background: var(--error-color) !important;
    color: #fff !important;
    border-width: initial;
    border-style: none;
    border-color: initial;
    border-image: initial;
    border-radius: 4px;
    border-color: var(--error-color) !important;
}
#properties-add-word {
    background: var(--success-color) !important;
    color: #fff !important;
    border-width: initial;
    border-style: none;
    border-color: initial;
    border-image: initial;
    border-radius: 4px;
    border-color: var(--success-color) !important;
}
#properties-save {
    background: var(--warning-color) !important;
    color: #fff !important;
    border-width: initial;
    border-style: none;
    border-color: initial;
    border-image: initial;
    border-radius: 4px;
    border-color: var(--warning-color) !important;
}
#properties-preview:hover,
#properties-delete:hover,
#properties-add-word:hover,
#properties-save:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}
.properties-actions {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.properties-actions button {
    padding: 8px 12px;
    border: none;
    border-radius: 4px;
    background: var(--accent-primary);
    color: white;
    cursor: pointer;
    font-size: 0.9em;
    transition: all 0.2s ease;
}
.properties-actions button:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}
#properties-line-hold {
    background: #e67e22 !important;
    border: none;
    border-radius: 4px;
    color: white
}
#properties-line-hold:hover {
    background: #d35400 !important;
    border: none;
    border-radius: 4px;
    color: white
}
#properties-short-interval {
    background: #27ae60 !important;
    border: none;
    border-radius: 4px;
    color: white
}
#properties-short-interval:hover {
    background: #229954 !important;
    border: none;
    border-radius: 4px;
    color: white
}
#properties-long-interval {
    background: #8e44ad !important;
    border: none;
    border-radius: 4px;
    color: white
}
#properties-long-interval:hover {
    background: #7d3c98 !important;
    border: none;
    border-radius: 4px;
    color: white
}
.part-about {
    height: auto !important;
    max-height: 65px !important;
    min-height: 65px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}
.part-about .inner-part-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
}
.about-content {
    padding: 12px;
}
.about-summary {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}
.about-summary .logo {
    height: 28px;
    min-width: 28px;
}
.about-basic-info {
    flex: 1;
    text-align: left;
}
.about-basic-info h3 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 4px 0;
    color: var(--accent-primary);
}
.about-basic-info .version {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0 0 4px 0;
}
.about-basic-info .description {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.3;
}
[data-theme="light"] .about-basic-info .version,
[data-theme="light"] .about-basic-info .description {
    color: #343a40;
}
.expand-about-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
}
.expand-about-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    transform: scale(1.1);
}
#lyrics-content {
    font-size: 1.5em;
    scroll-behavior: smooth;
    display: flex;
    flex-direction: column;
}
#lyrics-content * {
    font-family: Arial, Helvetica, sans-serif !important;
}
.lyrics-word {
    border: 1px solid #ffffff00;
    cursor: default;
    user-select: none;
    color: #fff;
    display: inline-block;
    padding: 0.5px 3px;
    margin: -0.5px -3px;
    transition: all 0.2s ease;
    border-radius: 3px;
}
.lyrics-line {
    display: flex;
    gap: 5px !important;
    flex-wrap: wrap;
}
.lyrics-word.lyrics-space {
    min-width: 40px !important;
}
.lyrics-word.lyrics-space:after {
    content: "-♪-";
    font-size: 0.8em;
    opacity: 0.25;
}
#lyrics-content:not(.preview) .lyrics-word:hover {
    border: 1px dotted #fff;
    background: #444;
    color: #999;
}
#lyrics-content:not(.preview) .current-word {
    color: red;
    border: 1px dotted red;
}
.done-word {
    color: #777;
}
#lyrics-content:not(.preview) .opened-word {
    border: 1px dotted rgb(233, 210, 0) !important;
    color: rgb(233, 210, 0) !important;
}
.playing-word {
    background: lime;
    color: #000 !important;
}
#lyrics-content:not(.preview) .playing-word {
    background: lime !important;
    color: #000 !important;
    border-radius: 3px;
    animation: none !important;
    transition: background-color 0.1s ease, color 0.1s ease;
    will-change: background-color;
    padding: 0.5px 3px;
    margin: -0.5px -3px;
    box-shadow: 0 0 5px rgba(0, 255, 0, 0.4);
}
@keyframes playing-word-pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}
#lyrics-content:not(.preview) .playing-word {
    animation: playing-word-pulse 0.3s ease infinite;
}
#lyrics-content:not(.preview) .playing-word.opened-word {
    background: lime !important;
    color: #000 !important;
    text-shadow: none;
}
.past-word {
    color: #555;
}
@media screen and (max-width: 1080px) {
    .part-right {
        display: none;
    }
}
@media screen and (max-width: 905px) {
    .part-left {
        display: none;
    }
}
#loading {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: #111;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
#loading .loadingText {
    margin-top: 15px;
    opacity: 0.5;
}
.circular {
    animation: rotate 2s linear infinite;
    height: 50px;
}
.path {
    stroke-dasharray: 1, 200;
    stroke-dashoffset: 0;
    animation:
        dash 1.5s ease-in-out infinite,
        color 6s ease-in-out infinite;
    stroke-linecap: round;
    stroke: #ffffff99;
}
@keyframes rotate {
    100% {
        transform: rotate(360deg);
    }
}
@keyframes dash {
    0% {
        stroke-dasharray: 1, 200;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 89, 200;
        stroke-dashoffset: -35;
    }
    100% {
        stroke-dasharray: 89, 200;
        stroke-dashoffset: -124;
    }
}
.dropdown-content {
    display: flex;
    flex-direction: column;
    gap: 0px;
    padding: 0;
    min-width: 180px;
}
.dropdown-content button {
    background: transparent;
    border-bottom: 1px solid var(--border-color, #555);
    color: var(--text-primary, #fff);
    padding: 8px 12px;
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
}
.dropdown-content button:hover {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
}
#app-footer {
    text-align: center;
    padding: 10px 0;
    background: #222;
    color: #fff;
}
.dropdown-content button:last-child {
    border-bottom: none;
}
.tippy-box[data-theme~='kmake-dropdown'] {
    margin-top: -5px;
    background-color: var(--bg-tertiary, #333);
    border: 1px solid var(--border-color, #555);
    border-radius: var(--radius-sm, 8px);
    box-shadow: var(--shadow);
    overflow: hidden;
}
.tippy-box[data-theme~='kmake-dropdown'] .tippy-content {
    padding: 0;
}
html,
body {
    height: 100%;
    display: flex;
    flex-direction: column;
}
#app {
    flex: 1;
}
#app-footer {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    text-align: center;
    padding: 16px 0;
    border-top: 1px solid var(--border-color);
    border-bottom-left-radius: 12px;
    border-bottom-right-radius: 12px;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
}
#app-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 8px 0;
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
    border-bottom-left-radius: 12px;
    border-bottom-right-radius: 12px;
    text-align: center;
    z-index: 999;
}
.part-preview {
    max-height: 131px !important;
    overflow-y: auto;
    margin-bottom: 0;
}
.document-converter-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.converter-content {
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 24px;
    border-radius: 16px;
    max-width: 95vw;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    animation: modalSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 1000px;
}
.converter-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}
.converter-header .header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}
.converter-header h3 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent-primary);
}
.converter-close-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}
.converter-close-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
    transform: scale(1.05);
}
.converter-controls {
    display: flex;
    gap: 20px;
    margin-bottom: 24px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    align-items: center;
    flex-wrap: wrap;
}
.control-group {
    display: flex;
    align-items: center;
    gap: 8px;
}
.control-group label {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 80px;
}
.control-group select,
.control-group input[type="file"] {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: var(--transition);
    min-width: 140px;
}
.control-group select:focus,
.control-group input[type="file"]:focus {
    border-color: var(--accent-primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}
.converter-panels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}
.converter-panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    min-height: 400px;
    display: flex;
    flex-direction: column;
}
.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}
.panel-header h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}
.file-info {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
}
.code-preview {
    flex: 1;
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 16px;
    margin: 0;
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    font-size: 0.85rem;
    line-height: 1.4;
    overflow: auto;
    border: none;
    white-space: pre-wrap;
    word-wrap: break-word;
}
.copy-btn {
    background: var(--accent-primary);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}
.copy-btn:hover {
    background: var(--accent-secondary);
    transform: translateY(-1px);
}
.converter-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}
.secondary-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}
.secondary-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
}
.primary-btn {
    background: var(--accent-primary);
    border: 1px solid var(--accent-primary);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}
.primary-btn:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
    transform: translateY(-1px);
}
@media (max-width: 768px) {
    .converter-content {
        width: 95vw;
        padding: 16px;
    }
    .converter-panels {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .converter-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    .control-group {
        flex-direction: column;
        align-items: stretch;
    }
    .control-group label {
        min-width: auto;
    }
}
#about-modal.about-modal-shell {
    z-index: 10001;
}
#about-modal .about-modal-content {
    width: 1100px;
    padding: 28px;
    border-radius: 16px;
}
@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}
#about-modal .modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}
#about-modal .modal-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
}
#about-modal .modal-header .header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}
#about-modal .about-title-icon {
    color: var(--accent-primary);
}
#about-modal .close-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}
#about-modal .close-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: white;
    transform: scale(1.05);
}
#about-modal .about-summary {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 28px;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}
#about-modal .about-summary img {
    height: 56px;
    min-width: 56px;
    border-radius: 8px;
}
#about-modal .about-basic-info h3 {
    margin: 0 0 6px 0;
    color: var(--accent-primary);
    font-size: 1.4rem;
    font-weight: 800;
}
#about-modal .about-basic-info .version {
    margin: 0 0 6px 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}
#about-modal .about-basic-info .description {
    margin: 0;
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.4;
}
#about-modal .content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 20px;
}
#about-modal .info-card {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}
#about-modal .info-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}
#about-modal .info-card h4 {
    margin: 0 0 16px 0;
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 700;
}
#about-modal .info-card p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
#about-modal .functionality-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
}
#about-modal .functionality-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 8px 0;
    border-radius: 6px;
    transition: var(--transition);
}
#about-modal .functionality-item:hover {
    background: var(--bg-tertiary);
    padding-left: 8px;
    padding-right: 8px;
}
#about-modal .functionality-item .panel-icon {
    width: 18px;
    height: 18px;
    min-width: 24px;
    flex-shrink: 0;
}
.panel-icon {
    width: 18px;
    height: 18px;
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}
.panel-icon-sm {
    width: 16px;
    height: 16px;
}
.panel-icon-md {
    width: 20px;
    height: 20px;
}
.panel-icon-lg {
    width: 24px;
    height: 24px;
}
.panel-icon-xl {
    width: 34px;
    height: 34px;
}
.field-label-with-icon {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.field-label-icon {
    color: var(--accent-primary);
}
.interval-dialog-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--accent-primary);
}
.interval-dialog-icon-muted {
    color: var(--text-secondary);
}
.interval-dialog-icon-warning {
    color: var(--warning-color);
}
.interval-dialog-icon-error {
    color: var(--error-color);
}
.interval-dialog-icon-on-accent {
    color: #ffffff;
}
.interval-system-modal {
    z-index: 10040 !important;
}
.settings-container.interval-system-content {
    width: 560px;
    max-width: 95vw;
    min-height: auto;
    max-height: 90vh;
    padding: 0;
    overflow: hidden;
}
.settings-header.interval-system-header {
    padding: 18px 20px;
}
.settings-header.interval-system-header h3 {
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 1.2rem;
    color: var(--accent-primary);
}
.interval-system-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: var(--bg-primary);
    overflow-y: auto;
}
.interval-system-subtitle {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.45;
}
.interval-system-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px;
}
.interval-system-card-title {
    margin: 0 0 10px 0;
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.interval-metric-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}
.interval-metric-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.interval-metric-item strong {
    color: var(--accent-primary);
    font-weight: 700;
}
.interval-choice-grid {
    display: grid;
    gap: 10px;
}
.interval-choice-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}
.interval-choice-btn:hover {
    transform: translateY(-1px);
    border-color: var(--accent-primary);
}
.interval-choice-btn-primary {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #ffffff;
}
.interval-choice-btn-primary:hover {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
}
.interval-choice-main {
    font-weight: 700;
    font-size: 0.95rem;
}
.interval-choice-sub {
    font-size: 0.78rem;
    opacity: 0.82;
    margin-top: 2px;
}
.interval-system-footer {
    margin-top: 2px;
    padding-top: 12px;
}
.interval-danger-btn {
    border-color: var(--error-color);
    color: var(--error-color);
}
.interval-danger-btn:hover {
    border-color: var(--error-color);
    background: rgba(239, 68, 68, 0.12);
}
.interval-input-grid {
    display: grid;
    gap: 12px;
}
.interval-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.interval-input-group label {
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 600;
}
.interval-input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: var(--transition);
}
.interval-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.12);
}
.interval-remaining {
    margin: 4px 0 0 0;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
    font-weight: 700;
    text-align: center;
    color: var(--accent-primary);
}
.interval-remaining.is-warning {
    color: var(--warning-color);
}
.interval-remaining.is-error {
    color: var(--error-color);
}
.notification-modal-content {
    width: 420px;
    max-width: 90vw;
    min-height: auto;
    height: auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 22px;
    border-top: 3px solid var(--accent-primary);
}
.notification-modal-header {
    margin-bottom: 0;
    padding-bottom: 10px;
}
.notification-modal-header .header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}
.notification-modal-header h3 {
    margin: 0;
    font-size: 1.2rem;
}
#action-icon {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--accent-primary);
}
.notification-modal-content.is-danger {
    border-top-color: var(--error-color);
}
.notification-modal-content.is-danger #action-icon {
    border-color: var(--error-color);
    color: var(--error-color);
}
.notification-modal-description {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}
.notification-modal-input-wrap {
    margin-top: 2px;
}
.notification-modal-input {
    width: 100%;
    padding: 10px 12px;
    font-size: 1rem;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--accent-primary);
    border-radius: 8px;
}
.notification-modal-footer {
    margin-top: 8px;
    padding-top: 0;
    border: none;
}
.notification-modal-input:focus {
    outline: none;
    border-color: var(--accent-secondary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.14);
}
.feedback-message {
    position: fixed;
    top: 20px;
    right: 20px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 8px;
    color: var(--text-primary);
    font-weight: 600;
    z-index: 10005;
    animation: feedbackSlideIn 0.3s ease;
    max-width: 320px;
    word-wrap: break-word;
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-primary);
    backdrop-filter: blur(6px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    background: var(--bg-secondary);
}
.feedback-message.feedback-success {
    border-left-color: var(--success-color);
}
.feedback-message.feedback-error {
    border-left-color: var(--error-color);
}
.feedback-message.feedback-info {
    border-left-color: var(--accent-primary);
}
.feedback-message.feedback-exit {
    animation: feedbackSlideOut 0.3s ease forwards;
}
.feedback-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--accent-primary);
}
.feedback-message.feedback-success .feedback-icon {
    color: var(--success-color);
}
.feedback-message.feedback-error .feedback-icon {
    color: var(--error-color);
}
.feedback-text {
    line-height: 1.3;
}
@keyframes feedbackSlideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}
@keyframes feedbackSlideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}
@media (max-width: 600px) {
    .settings-container.interval-system-content {
        width: 96vw;
    }
    .settings-header.interval-system-header {
        padding: 16px;
    }
    .interval-system-body {
        padding: 16px;
    }
    .interval-system-footer {
        flex-wrap: wrap;
        justify-content: stretch;
    }
    .interval-system-footer .primary-btn,
    .interval-system-footer .secondary-btn {
        flex: 1;
        justify-content: center;
    }
    .notification-modal-content {
        width: 96vw;
        padding: 16px;
    }
    .feedback-message {
        right: 12px;
        top: auto;
        bottom: 12px;
        max-width: calc(100vw - 24px);
    }
}
#about-modal .github-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--accent-primary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 12px 16px;
    border: 1px solid var(--accent-primary);
    border-radius: 8px;
    transition: var(--transition);
}
#about-modal .github-link:hover {
    background: var(--accent-primary);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}
#about-modal .modifications-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
#about-modal .modifications-list li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 6px 0;
    padding-left: 28px;
    position: relative;
    border-radius: 4px;
    transition: var(--transition);
}
#about-modal .modifications-list li:hover {
    background: var(--bg-tertiary);
    padding-left: 32px;
    padding-right: 8px;
}
#about-modal .modifications-list li::before {
    content: "✓";
    color: var(--success-color);
    font-weight: bold;
    position: absolute;
    left: 0;
    font-size: 1rem;
}
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}
.plyr__menu__container {
    background: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-sm) !important;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4) !important;
    min-width: 120px;
    z-index: 2000 !important;
    overflow: visible !important;
}
.plyr__menu__options {
    background: transparent !important;
    border-radius: var(--radius-sm) !important;
    overflow: visible !important;
}
.plyr__menu__container [role="menuitemradio"] {
    color: var(--text-primary) !important;
    background: transparent !important;
    font-size: 1em;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}
.plyr__menu__container [role="menuitemradio"][aria-checked="true"] {
    color: var(--accent-primary) !important;
    font-weight: 600;
    background: var(--bg-secondary) !important;
}
.plyr__menu__container [role="menuitemradio"]:hover {
    background: var(--accent-primary) !important;
    color: #fff !important;
}
.plyr {
    overflow: visible !important;
}
.plyr__menu__container {
    max-height: 150px;
    overflow-y: auto !important;
    min-width: 120px;
}
.plyr__menu__container:after {
    content: none !important;
}
.settings-container {
    width: 700px;
    max-width: 95vw;
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
}
.settings-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.settings-header h3 {
    margin: 0;
    font-size: 1.3rem;
    color: var(--text-primary);
}
.settings-body {
    display: flex;
    flex: 1;
    min-height: 350px;
    max-height: 60vh;
}
.settings-sidebar {
    width: 200px;
    background: var(--bg-tertiary);
    border-right: 1px solid var(--border-color);
    padding: 16px 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.settings-tab {
    background: transparent;
    border: none;
    text-align: left;
    padding: 10px 16px;
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}
.settings-tab:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}
.settings-tab.active {
    background: var(--accent-primary);
    color: #fff;
}
.settings-content-area {
    flex: 1;
    padding: 24px;
    background: var(--bg-primary);
    overflow-y: auto;
}
.settings-tab-content {
    display: none;
    animation: fadeIn 0.2s ease-out;
}
.settings-tab-content.active {
    display: block;
}
.quick-user-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.quick-user-section h4 {
    margin: 0;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
    color: var(--accent-primary);
    font-size: 1rem;
    font-weight: 700;
}
.quick-user-intro {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.45;
    font-size: 0.92rem;
}
.quick-user-list {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 8px;
}
.quick-user-list li {
    color: var(--text-primary);
    line-height: 1.4;
    font-size: 0.9rem;
}
.quick-user-tip {
    margin-top: 4px;
    padding: 10px 12px;
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    font-size: 0.88rem;
    line-height: 1.4;
}
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.coming-soon-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    color: var(--text-secondary);
    padding: 40px 0;
    opacity: 0.6;
}
.coming-soon-placeholder h4 {
    margin: 16px 0 8px 0;
    font-size: 1.2rem;
    color: var(--text-primary);
}
.coming-soon-placeholder .panel-icon {
    opacity: 0.9;
}
.settings-container .converter-footer {
    padding: 16px 24px;
    background: #1a1a1a00;
    margin: 0;
}
@media (max-width: 600px) {
    .settings-body {
        flex-direction: column;
    }
    .settings-sidebar {
        width: 100%;
        flex-direction: row;
        overflow-x: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 8px;
    }
    .settings-tab {
        white-space: nowrap;
        flex: 1;
        text-align: center;
    }
}
#lyrics-content.syllabic-active .lyrics-line {
    gap: 0 !important;
}
#lyrics-content.syllabic-active .lyrics-word {
    margin-left: 0 !important;
    margin-right: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    white-space: pre-wrap !important;
    border-radius: 0 !important;
}
#lyrics-content.syllabic-active .lyrics-word:not(.preview):hover {
    background-color: #333;
    outline: 1px solid #666;
    z-index: 10;
    position: relative;
}
.kmake-switch-container {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    width: 100%;
    padding: 4px 0;
}
.kmake-switch {
    position: relative;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}
.kmake-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.kmake-switch .slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 34px;
    transition: .3s;
}
.kmake-switch .knob {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 3px;
    background-color: var(--text-secondary);
    border-radius: 50%;
    transition: .3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}
.kmake-switch input:checked+.slider {
    background-color: var(--accent-primary) !important;
    border-color: var(--accent-primary) !important;
}
.kmake-switch input:checked+.slider+.knob {
    transform: translateX(20px);
    background-color: #ffffff !important;
}
.switch-text {
    display: flex;
    flex-direction: column;
}
.switch-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}
.switch-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    opacity: 0.8;
}
.lyrics-word:not(.done-word):not(.past-word):not(.playing-word):not(.current-word) {
    cursor: default;
    opacity: 0.7;
}
.lyrics-word.lyrics-syllabic-separator {
    width: 28px !important;
    height: 28px !important;
    min-width: 28px !important;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    margin: 0 2px !important;
    padding: 0 !important;
    box-sizing: border-box !important;
    background: rgba(59, 130, 246, 0.1);
    border: 1px dashed var(--accent-primary);
    border-radius: 4px;
    transform: none !important;
    transition: background-color 0.1s, border-color 0.1s !important;
}
.lyrics-word.lyrics-syllabic-separator::after {
    content: "✦";
    position: static !important;
    font-size: 15px !important;
    line-height: 1;
    color: var(--text-primary);
    opacity: 0.6;
    transform: none !important;
}
#lyrics-content:not(.preview) .lyrics-word.lyrics-syllabic-separator.current-word {
    background: rgba(255, 0, 0, 0.2) !important;
    border: 1px solid #ff0000 !important;
    box-shadow: 0 0 8px rgba(255, 0, 0, 0.4);
    animation: none !important;
    transform: none !important;
}
#lyrics-content:not(.preview) .lyrics-word.lyrics-syllabic-separator.current-word::after {
    color: #ff0000 !important;
    opacity: 1 !important;
}
#lyrics-content:not(.preview) .lyrics-word.lyrics-syllabic-separator.playing-word {
    background: rgba(59, 130, 246, 0.3) !important;
    border: 1px solid var(--accent-primary) !important;
    box-shadow: 0 0 8px var(--accent-primary);
    animation: none !important;
    transform: none !important;
}
#lyrics-content:not(.preview) .lyrics-word.lyrics-syllabic-separator.playing-word::after {
    color: var(--text-primary) !important;
    opacity: 1 !important;
}
.lyrics-word.lyrics-syllabic-separator.playing-word,
.lyrics-word.lyrics-syllabic-separator.current-word {
    background: var(--accent-primary) !important;
    border-color: #fff;
}
.lyrics-word.lyrics-syllabic-separator.playing-word::after,
.lyrics-word.lyrics-syllabic-separator.current-word::after {
    filter: grayscale(0);
    color: #fff;
}
#lyrics-content.preview .lyrics-word.lyrics-syllabic-separator {
    width: 0 !important;
    min-width: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
    overflow: hidden;
    opacity: 0;
    display: inline-block;
}
#lyrics-content.preview .lyrics-word.lyrics-syllabic-separator::after {
    display: none;
}
.jsontools-container {
    width: 1200px;
    max-width: 95vw;
    height: 85vh;
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
}
.jsontools-body {
    display: flex;
    flex: 1;
    overflow: hidden;
    min-height: 0;
}
.jsontools-sidebar {
    width: 240px;
    background: var(--bg-tertiary);
    border-right: 1px solid var(--border-color);
    padding: 16px 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
}
.jsontools-tab {
    background: transparent;
    border: none;
    text-align: left;
    padding: 12px 16px;
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}
.jsontools-tab:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}
.jsontools-tab.active {
    background: var(--accent-primary);
    color: #fff;
}
.jsontools-content-area {
    flex: 1;
    padding: 20px;
    background: var(--bg-primary);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.jsontools-tab-content {
    display: none;
    height: 100%;
}
.jsontools-tab-content.active {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
}
.jsontools-content-area .converter-panels {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 16px;
    min-height: 0;
    overflow: hidden;
}
.jsontools-content-area .converter-panel {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}
.jsontools-content-area .code-preview {
    flex: 1;
    overflow: auto;
    height: 100%;
    max-height: none;
}