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

:root {
    --background: #11182a;
    --surface: #19233a;
    --surface-soft: #202d49;
    --border: rgba(145, 181, 255, 0.28);
    --border-bright: rgba(65, 220, 255, 0.52);
    --text: #ffffff;
    --text-secondary: #b5c1db;
    --cyan: #20e3ff;
    --violet: #9c6cff;
    --pink: #ff3ea5;
    --player-height: 94px;
}

html,
body {
    width: 100%;
    height: 100%;
}

body {
    overflow: hidden;
    background:
        radial-gradient(circle at 15% 0%, rgba(32, 227, 255, 0.18), transparent 30%),
        radial-gradient(circle at 88% 18%, rgba(255, 62, 165, 0.16), transparent 32%),
        linear-gradient(135deg, #141d33 0%, #101728 52%, #191529 100%),
        var(--background);
    color: var(--text);
    font-family: "Inter", sans-serif;
    -webkit-font-smoothing: antialiased;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(134, 171, 244, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(134, 171, 244, 0.06) 1px, transparent 1px);
    background-size: 42px 42px;
    content: "";
    mask-image: linear-gradient(to bottom, black, transparent 75%);
}

button,
input {
    color: inherit;
    font: inherit;
}

button {
    border: 0;
    cursor: pointer;
}

svg {
    display: block;
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.8;
}

#app {
    display: grid;
    grid-template-rows: minmax(0, 1fr) var(--player-height);
    height: 100dvh;
}

.main {
    min-height: 0;
    overflow: hidden;
}

.container {
    display: grid;
    grid-template-rows: auto auto minmax(0, 1fr) auto;
    gap: 18px;
    width: min(1480px, calc(100% - 48px));
    height: 100%;
    margin: 0 auto;
    padding: 24px 0;
}

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--text);
    text-decoration: none;
}

.brand-logo {
    width: 46px;
    height: 46px;
    overflow: visible;
    filter:
        drop-shadow(0 0 8px rgba(32, 227, 255, 0.45))
        drop-shadow(0 0 15px rgba(255, 62, 165, 0.22));
}

.logo-frame {
    fill: rgba(25, 36, 60, 0.96);
    stroke: url("#logo-gradient");
    stroke-width: 2.2;
}

.logo-wave {
    fill: none;
    stroke: url("#logo-gradient");
    stroke-width: 2.5;
}

.brand-copy {
    display: flex;
    flex-direction: column;
}

.brand-copy strong {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 4px;
    line-height: 1;
    text-shadow: 0 0 18px rgba(32, 227, 255, 0.3);
}

.brand-copy small {
    margin-top: 5px;
    color: var(--text-secondary);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 2.2px;
}

.search-form {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
}

.search-form > svg {
    position: absolute;
    top: 50%;
    left: 20px;
    width: 19px;
    height: 19px;
    transform: translateY(-50%);
    color: var(--cyan);
    filter: drop-shadow(0 0 5px rgba(32, 227, 255, 0.55));
    pointer-events: none;
}

.search-form input {
    min-width: 0;
    height: 52px;
    padding: 0 20px 0 52px;
    border: 1px solid var(--border);
    border-radius: 13px;
    outline: none;
    background: rgba(30, 43, 70, 0.94);
    box-shadow: inset 0 0 22px rgba(32, 227, 255, 0.018);
    font-size: 16px;
    transition: border-color 180ms ease, box-shadow 180ms ease;
}

.search-form input:focus {
    border-color: var(--border-bright);
    box-shadow:
        0 0 0 3px rgba(32, 227, 255, 0.05),
        0 0 22px rgba(32, 227, 255, 0.06);
}

.search-form input::placeholder {
    color: #8f9bb5;
}

.search-form button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    min-width: 128px;
    padding: 0 19px;
    border-radius: 13px;
    background: linear-gradient(110deg, var(--cyan), var(--violet) 56%, var(--pink));
    box-shadow:
        0 0 16px rgba(32, 227, 255, 0.18),
        0 0 22px rgba(255, 62, 165, 0.11);
    color: #071018;
    font-size: 14px;
    font-weight: 800;
    transition: transform 180ms ease, filter 180ms ease;
}

.search-form button:hover {
    transform: translateY(-1px);
    filter: brightness(1.12);
}

.search-form button svg {
    width: 14px;
    height: 14px;
    stroke-width: 2.4;
}

.workspace {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    min-height: 0;
}

.music-panel {
    position: relative;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 16px;
    background:
        linear-gradient(145deg, rgba(31, 44, 72, 0.96), rgba(20, 30, 51, 0.97));
    box-shadow:
        0 18px 45px rgba(3, 7, 18, 0.22),
        inset 0 1px 0 rgba(255, 255, 255, 0.035);
}

.music-panel::before {
    position: absolute;
    top: 0;
    left: 12%;
    width: 76%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--panel-glow), transparent);
    box-shadow: 0 0 12px var(--panel-glow);
    content: "";
    opacity: 0.75;
}

.results-section {
    --panel-glow: rgba(32, 227, 255, 0.9);
}

.queue-section {
    --panel-glow: rgba(255, 62, 165, 0.85);
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 69px;
    padding: 15px 18px;
    border-bottom: 1px solid var(--border);
    background: rgba(36, 49, 78, 0.7);
}

.panel-header > div {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 11px;
}

.panel-index {
    color: var(--cyan);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1px;
    text-shadow: 0 0 8px currentColor;
}

.queue-section .panel-index {
    color: var(--pink);
}

.panel-header h1,
.panel-header h2 {
    min-width: 0;
    overflow: hidden;
    font-size: 19px;
    font-weight: 700;
    letter-spacing: -0.25px;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.result-count {
    flex: 0 0 auto;
    padding: 5px 8px;
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
}

.music-list {
    min-height: 0;
    overflow-x: hidden;
    overflow-y: auto;
    scrollbar-color: #2b3650 transparent;
    scrollbar-width: thin;
}

.music-list::-webkit-scrollbar {
    width: 5px;
}

.music-list::-webkit-scrollbar-thumb {
    border-radius: 8px;
    background: #536486;
}

.site-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 28px;
    color: var(--text-secondary);
    font-size: 10px;
}

.footer-brand {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 8px;
}

.footer-mark {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--cyan), var(--pink));
    box-shadow: 0 0 9px rgba(32, 227, 255, 0.65);
}

.footer-brand strong {
    color: var(--text);
    font-size: 10px;
    letter-spacing: 0.3px;
}

.footer-brand > span:last-child::before {
    margin-right: 8px;
    color: #5c6b89;
    content: "/";
}

.footer-copy {
    flex: 0 0 auto;
}

.result-row,
.queue-row {
    position: relative;
    display: grid;
    align-items: center;
    gap: 12px;
    min-height: 76px;
    padding: 10px 14px;
    border-bottom: 1px solid rgba(124, 157, 255, 0.08);
    cursor: pointer;
    transition: background 160ms ease;
}

.result-row {
    grid-template-columns: 56px minmax(0, 1fr) 64px;
}

.queue-row {
    grid-template-columns: 30px 56px minmax(0, 1fr) 72px;
}

.result-row:hover {
    background: rgba(32, 227, 255, 0.09);
}

.queue-row:hover {
    background: rgba(255, 62, 165, 0.09);
}

.result-row.is-playing,
.queue-row.is-playing {
    background:
        linear-gradient(90deg, rgba(32, 227, 255, 0.09), rgba(156, 108, 255, 0.08), rgba(255, 62, 165, 0.07));
}

.result-row.is-playing::before,
.queue-row.is-playing::before {
    position: absolute;
    top: 12px;
    bottom: 12px;
    left: 0;
    width: 2px;
    border-radius: 2px;
    background: var(--cyan);
    box-shadow: 0 0 10px var(--cyan);
    content: "";
}

.queue-row.is-playing::before {
    background: var(--pink);
    box-shadow: 0 0 10px var(--pink);
}

.result-thumb {
    position: relative;
    width: 56px;
    height: 56px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 9px;
    background: var(--surface-soft);
}

.result-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.result-thumb span {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(5, 8, 14, 0.62);
    color: var(--cyan);
    opacity: 0;
    transition: opacity 160ms ease;
}

.queue-row .result-thumb span {
    color: var(--pink);
}

.result-row:hover .result-thumb span,
.queue-row:hover .result-thumb span {
    opacity: 1;
}

.result-thumb svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
    stroke: none;
    filter: drop-shadow(0 0 5px currentColor);
}

.result-info {
    min-width: 0;
}

.result-info strong,
.result-info span {
    display: block;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.result-info strong {
    font-size: 14px;
    font-weight: 600;
}

.result-info span {
    margin-top: 5px;
    color: var(--text-secondary);
    font-size: 11px;
}

.result-row.is-playing .result-info strong {
    color: var(--cyan);
    text-shadow: 0 0 8px rgba(32, 227, 255, 0.28);
}

.queue-row.is-playing .result-info strong {
    color: var(--pink);
    text-shadow: 0 0 8px rgba(255, 62, 165, 0.28);
}

.result-channel {
    display: none;
}

.result-duration,
.queue-position,
.queue-state {
    color: var(--text-secondary);
    font-size: 11px;
    font-variant-numeric: tabular-nums;
}

.result-duration,
.queue-state {
    text-align: right;
}

.queue-position {
    text-align: center;
}

.queue-row.is-playing .queue-position,
.queue-row.is-playing .queue-state {
    color: var(--pink);
}

.status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 180px;
    color: var(--text-secondary);
    font-size: 13px;
    text-align: center;
}

.status.error,
.empty-state {
    flex-direction: column;
}

.status strong {
    color: var(--text);
    font-size: 15px;
}

.empty-icon {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    margin-bottom: 6px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(39, 54, 87, 0.9);
    color: var(--cyan);
    box-shadow: 0 0 24px rgba(32, 227, 255, 0.06);
}

.queue-empty .empty-icon {
    color: var(--pink);
    box-shadow: 0 0 24px rgba(255, 62, 165, 0.06);
}

.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid #253049;
    border-top-color: var(--cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(32, 227, 255, 0.25);
    animation: spin 700ms linear infinite;
}

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

.player {
    position: relative;
    z-index: 20;
    display: grid;
    grid-template-columns: minmax(220px, 1fr) minmax(380px, 1.45fr) minmax(180px, 1fr);
    align-items: center;
    gap: 24px;
    overflow: hidden;
    padding: 12px 24px;
    border-top: 1px solid rgba(32, 227, 255, 0.22);
    background: rgba(25, 35, 57, 0.98);
    box-shadow: 0 -8px 34px rgba(32, 227, 255, 0.04);
    backdrop-filter: blur(18px);
}

.player-glow {
    position: absolute;
    top: -20px;
    left: 50%;
    width: 430px;
    height: 28px;
    transform: translateX(-50%);
    border-radius: 50%;
    background: linear-gradient(90deg, var(--cyan), var(--violet), var(--pink));
    filter: blur(28px);
    opacity: 0.14;
    pointer-events: none;
}

.player-track {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 12px;
}

.player-cover {
    position: relative;
    display: grid;
    flex: 0 0 56px;
    place-items: center;
    width: 56px;
    height: 56px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface-soft);
    color: #8290ad;
    box-shadow: 0 0 18px rgba(32, 227, 255, 0.05);
}

.player-cover img {
    position: relative;
    z-index: 1;
    display: none;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cover-placeholder {
    position: absolute;
    width: 21px;
    height: 21px;
}

.player-meta {
    min-width: 0;
}

.player-meta strong,
.player-meta span {
    display: block;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.player-meta strong {
    font-size: 14px;
    font-weight: 600;
}

.player-meta span {
    margin-top: 5px;
    color: var(--text-secondary);
    font-size: 11px;
}

.player-main {
    min-width: 0;
}

.player-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
}

.control-button,
.play-button {
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: transparent;
    color: var(--text-secondary);
}

.control-button {
    width: 34px;
    height: 34px;
    transition: color 160ms ease;
}

.control-button:hover {
    color: var(--cyan);
    filter: drop-shadow(0 0 5px rgba(32, 227, 255, 0.5));
}

.control-button svg {
    width: 17px;
    height: 17px;
}

.play-button {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--cyan), var(--violet) 58%, var(--pink));
    box-shadow:
        0 0 13px rgba(32, 227, 255, 0.3),
        0 0 20px rgba(255, 62, 165, 0.17);
    color: #071018;
    transition: transform 160ms ease, filter 160ms ease;
}

.play-button:hover {
    transform: scale(1.06);
    filter: brightness(1.12);
}

.play-button svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
    stroke: none;
}

#icon-play {
    margin-left: 2px;
}

#icon-pause,
#icon-muted {
    display: none;
}

.progress-row {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-top: 7px;
}

.progress-row > span {
    min-width: 30px;
    color: #9ba8c2;
    font-size: 10px;
    font-variant-numeric: tabular-nums;
    text-align: center;
}

.progress-bar {
    position: relative;
    flex: 1;
    height: 3px;
    border-radius: 4px;
    background: #3d4b67;
    cursor: pointer;
}

.progress-fill {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--cyan), var(--violet), var(--pink));
    box-shadow: 0 0 8px rgba(32, 227, 255, 0.42);
}

.volume {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 7px;
}

.volume input {
    width: 88px;
    height: 3px;
    border-radius: 4px;
    outline: 0;
    background: linear-gradient(90deg, var(--cyan) 80%, #3d4b67 80%);
    cursor: pointer;
    appearance: none;
}

.volume input::-webkit-slider-thumb {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 7px rgba(32, 227, 255, 0.65);
    appearance: none;
}

.volume input::-moz-range-thumb {
    width: 10px;
    height: 10px;
    border: 0;
    border-radius: 50%;
    background: var(--cyan);
}

#yt-player-wrap {
    position: fixed;
    top: -9999px;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
}

.toast {
    position: fixed;
    left: 50%;
    bottom: calc(var(--player-height) + 15px);
    z-index: 30;
    padding: 10px 14px;
    transform: translate(-50%, 8px);
    border: 1px solid var(--border-bright);
    border-radius: 9px;
    background: rgba(35, 48, 77, 0.98);
    box-shadow: 0 0 20px rgba(32, 227, 255, 0.08);
    color: var(--text);
    font-size: 10px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 160ms ease, transform 160ms ease;
}

.toast.show {
    transform: translate(-50%, 0);
    opacity: 1;
}

@media (max-width: 900px) {
    .container {
        width: min(100% - 28px, 1480px);
    }

    .workspace {
        grid-template-columns: 1fr;
        overflow-y: auto;
    }

    .music-panel {
        min-height: 430px;
    }

    .player {
        grid-template-columns: minmax(180px, 1fr) minmax(300px, 1.3fr) 120px;
        gap: 12px;
        padding-inline: 14px;
    }
}

@media (max-width: 650px) {
    :root {
        --player-height: 72px;
    }

    .container {
        gap: 16px;
        padding: 16px 0;
    }

    .brand-logo {
        width: 40px;
        height: 40px;
    }

    .brand-copy strong {
        font-size: 22px;
    }

    .search-form {
        grid-template-columns: 1fr;
    }

    .search-form button {
        display: none;
    }

    .music-panel {
        min-height: 390px;
    }

    .site-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        padding-bottom: 2px;
    }

    .panel-header {
        min-height: 61px;
        padding-inline: 13px;
    }

    .result-row {
        grid-template-columns: 52px minmax(0, 1fr) 50px;
        gap: 9px;
        padding-inline: 8px;
    }

    .queue-row {
        grid-template-columns: 24px 52px minmax(0, 1fr) 54px;
        gap: 8px;
        padding-inline: 7px;
    }

    .result-thumb {
        width: 52px;
        height: 52px;
    }

    .player {
        grid-template-columns: minmax(0, 1fr) auto;
        gap: 8px;
        padding: 8px 12px;
    }

    .player-cover {
        flex-basis: 48px;
        width: 48px;
        height: 48px;
    }

    .player-main {
        display: flex;
    }

    .player-controls {
        gap: 0;
    }

    .progress-row,
    .volume,
    #prev-button {
        display: none;
    }

    .play-button {
        width: 36px;
        height: 36px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}