/* PrivateTV — Premium IPTV Player Stylesheet
   Dark Obsidian theme · Cyan/Purple accent · Optimised for TV & Mobile */

/* ═══════════════════════════════════════════
   1. DESIGN TOKENS
═══════════════════════════════════════════ */
:root {
    --bg:         #07080d;
    --bg-s:       #0d0f1a;
    --bg-c:       #131626;
    --bg-c2:      #1a1e30;
    --bg-input:   #181c2e;
    --border:     rgba(255,255,255,.07);
    --border-hi:  rgba(0,242,254,.35);

    --cyan:   #00f2fe;
    --blue:   #4facfe;
    --purple: #a78bfa;
    --red:    #f87171;
    --green:  #4ade80;
    --amber:  #fbbf24;

    --grad:    linear-gradient(135deg,#00f2fe 0%,#4facfe 100%);
    --grad-p:  linear-gradient(135deg,#a78bfa 0%,#60a5fa 100%);
    --glow:    0 0 20px rgba(0,242,254,.3);

    --text:   #f1f5f9;
    --text-s: #94a3b8;
    --text-m: #64748b;

    --font: 'Outfit', system-ui, sans-serif;
    --r-sm: 8px;
    --r-md: 14px;
    --r-lg: 20px;
    --sidebar-w: 380px;
    --hdr: 58px;
    --ease: cubic-bezier(.4,0,.2,1);
    --spring: cubic-bezier(.34,1.56,.64,1);
}

/* ═══════════════════════════════════════════
   2. RESET & BASE
═══════════════════════════════════════════ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}
html, body { height: 100%; overflow: hidden; }
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}
button { cursor: pointer; font-family: var(--font); border: none; background: none; }
input, select, textarea { font-family: var(--font); }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* Scrollbar */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--cyan); }

/* ═══════════════════════════════════════════
   3. APP SHELL
═══════════════════════════════════════════ */
#app {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* ═══════════════════════════════════════════
   4. SIDEBAR
═══════════════════════════════════════════ */
.sidebar {
    width: var(--sidebar-w);
    height: 100%;
    background: var(--bg-s);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    z-index: 100;
    transition: transform .32s var(--ease);
}

/* Brand */
.sidebar-brand {
    height: var(--hdr);
    padding: 0 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.brand-logo {
    width: 34px; height: 34px;
    background: var(--grad);
    border-radius: var(--r-sm);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.brand-icon { width: 18px; height: 18px; stroke: #000; }
.brand-text { font-size: 1.35rem; font-weight: 800; letter-spacing: -.5px; flex: 1; }
.brand-name { color: var(--text); }
.brand-accent { background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.sidebar-close { display: none; }

/* Playlist bar */
.playlist-bar {
    padding: 12px 14px;
    display: flex; gap: 8px; align-items: center;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.select-wrap {
    flex: 1; position: relative;
}
.select-wrap select {
    width: 100%;
    appearance: none;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 9px 32px 9px 12px;
    border-radius: var(--r-sm);
    font-size: .85rem; font-weight: 600;
    transition: border-color .2s, box-shadow .2s;
}
.select-wrap select:focus { border-color: var(--cyan); box-shadow: var(--glow); outline: none; }
.select-arrow {
    position: absolute; right: 10px; top: 50%;
    transform: translateY(-50%);
    width: 14px; height: 14px; stroke: var(--text-s);
    pointer-events: none;
}

/* Search */
.search-wrapper {
    position: relative;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.search-icon-svg {
    position: absolute; left: 24px; top: 50%; transform: translateY(-50%);
    width: 16px; height: 16px; stroke: var(--text-m); pointer-events: none;
}
#channel-search {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 9px 36px;
    border-radius: var(--r-sm);
    font-size: .85rem;
    transition: border-color .2s, box-shadow .2s;
}
#channel-search:focus { border-color: var(--cyan); box-shadow: var(--glow); outline: none; }
.clear-search-btn {
    position: absolute; right: 24px; top: 50%; transform: translateY(-50%);
    background: transparent; border: none;
    display: flex; align-items: center; justify-content: center;
    width: 20px; height: 20px;
    color: var(--text-m); transition: color .2s;
}
.clear-search-btn svg { width: 14px; height: 14px; }
.clear-search-btn:hover { color: var(--text); }

/* Two panes */
.panes {
    flex: 1; display: flex; overflow: hidden;
}
.cat-pane {
    width: 120px;
    border-right: 1px solid var(--border);
    display: flex; flex-direction: column;
    background: rgba(0,0,0,.12);
    overflow: hidden;
}
.ch-pane {
    flex: 1; display: flex; flex-direction: column; overflow: hidden;
}
.pane-label {
    font-size: .7rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 1.5px; color: var(--text-m);
    padding: 12px 12px 6px;
    flex-shrink: 0;
}

/* Category list */
.cat-list {
    flex: 1; overflow-y: auto;
    padding: 6px 8px 16px;
    display: flex; flex-direction: column; gap: 4px;
}
.cat-item {
    display: flex; flex-direction: column; align-items: center;
    padding: 10px 6px 8px;
    border-radius: var(--r-sm);
    cursor: pointer;
    transition: background .18s, color .18s, transform .15s;
    color: var(--text-s);
    border: 1px solid transparent;
    text-align: center;
    gap: 5px;
}
.cat-item svg { width: 18px; height: 18px; flex-shrink: 0; }
.cat-item-name { font-size: .68rem; font-weight: 600; line-clamp: 2; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.cat-item:hover { background: var(--bg-c2); color: var(--text); transform: scale(1.03); }
.cat-item.active { background: var(--grad); color: #000; border-color: transparent; }
.cat-item.active svg { stroke: #000; }
.cat-item.tv-focus { outline: 2px solid var(--cyan); outline-offset: 1px; }

/* Channel list */
.ch-list {
    flex: 1; overflow-y: auto;
    padding: 8px 10px 20px;
    display: flex; flex-direction: column; gap: 3px;
}
.ch-item {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 10px;
    border-radius: var(--r-sm);
    cursor: pointer;
    border: 1px solid transparent;
    transition: background .18s, border-color .18s, transform .15s, box-shadow .18s;
}
.ch-item:hover { background: var(--bg-c); border-color: var(--border-hi); transform: translateX(2px); }
.ch-item.active { background: rgba(0,242,254,.08); border-color: var(--cyan); }
.ch-item.tv-focus { outline: 2px solid var(--cyan); outline-offset: 1px; }

.ch-logo-wrap {
    width: 34px; height: 34px; flex-shrink: 0;
    background: #000;
    border-radius: 6px;
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.ch-logo { width: 100%; height: 100%; object-fit: contain; }
.ch-fallback { font-size: .8rem; font-weight: 800; color: var(--cyan); }
.ch-info { flex: 1; min-width: 0; }
.ch-name { font-size: .82rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ch-group { font-size: .68rem; color: var(--text-s); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ch-more-hint { padding: 12px 10px; color: var(--text-m); font-size: .72rem; text-align: center; }

/* Favorite button */
.fav-btn {
    width: 32px; height: 32px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    color: var(--text-m);
    transition: color .2s, transform .2s, background .2s;
    border-radius: 50%;
}
.fav-btn svg { width: 18px; height: 18px; pointer-events: none; }
.fav-btn:hover { color: var(--amber); background: rgba(255,255,255,.05); transform: scale(1.08); }
.fav-btn.active { color: var(--amber); }
.fav-btn.active svg { fill: var(--amber); stroke: var(--amber); }

/* ═══════════════════════════════════════════
   5. SIDEBAR OVERLAY (mobile)
═══════════════════════════════════════════ */
.sidebar-backdrop {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,.6);
    backdrop-filter: blur(4px);
    z-index: 90;
}

/* ═══════════════════════════════════════════
   6. MAIN / PLAYER
═══════════════════════════════════════════ */
.main {
    flex: 1; display: flex; flex-direction: column;
    background: #03040a;
    overflow: hidden;
    position: relative;
}

/* Mobile header */
.mobile-header {
    height: var(--hdr);
    background: var(--bg-s);
    border-bottom: 1px solid var(--border);
    padding: 0 16px;
    display: none;
    align-items: center; justify-content: space-between;
}
.mobile-brand {
    font-size: 1.2rem; font-weight: 800;
}
.mobile-brand span { background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

/* Player container */
.player {
    flex: 1; position: relative;
    background: #000;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
    cursor: default;
    outline: none;
}
.player.cursor-hidden { cursor: none; }

/* Video */
#video {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: contain;
    z-index: 1;
    display: block;
}

/* ── Splash ── */
.player-splash {
    position: absolute; inset: 0; z-index: 3;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 14px; text-align: center; padding: 24px;
    background: radial-gradient(ellipse at 50% 60%, rgba(0,242,254,.04) 0%, transparent 70%);
}
.splash-icon svg {
    width: 80px; height: 80px; stroke: rgba(255,255,255,.15);
    animation: float 4s ease-in-out infinite;
}
.splash-title { font-size: 1.3rem; font-weight: 700; color: rgba(255,255,255,.7); }
.splash-sub   { font-size: .9rem; color: var(--text-m); }

@keyframes float {
    0%,100% { transform: translateY(0); }
    50%      { transform: translateY(-10px); }
}

/* ── Loading spinner ── */
.player-loading {
    position: absolute; inset: 0; z-index: 10;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 18px;
    background: rgba(0,0,0,.7);
}
.spinner-ring {
    width: 52px; height: 52px;
    border: 3px solid rgba(255,255,255,.1);
    border-top-color: var(--cyan);
    border-radius: 50%;
    animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { font-size: .9rem; color: var(--text-s); font-weight: 500; }

/* ── Error ── */
.player-error {
    position: absolute; inset: 0; z-index: 10;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 12px; padding: 24px; text-align: center;
    background: rgba(0,0,0,.8);
}
.error-icon svg { width: 56px; height: 56px; stroke: var(--red); }
.error-title { font-size: 1.15rem; font-weight: 700; color: var(--red); }
.error-detail { font-size: .85rem; color: var(--text-s); max-width: 320px; }
.error-actions { display: flex; gap: 10px; margin-top: 8px; }
.retry-btn {
    display: flex; align-items: center; gap: 7px;
    background: var(--grad); color: #000;
    padding: 9px 20px; border-radius: var(--r-sm);
    font-weight: 700; font-size: .9rem;
    transition: transform .15s, box-shadow .15s;
}
.retry-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 18px rgba(0,242,254,.4); }
.next-btn {
    background: var(--bg-c2); color: var(--text-s);
    border: 1px solid var(--border);
    padding: 9px 20px; border-radius: var(--r-sm);
    font-weight: 600; font-size: .9rem;
    transition: border-color .2s, color .2s;
}
.next-btn:hover { border-color: var(--border-hi); color: var(--text); }

/* ── Controls Overlay ── */
.controls {
    position: absolute; inset: 0; z-index: 5;
    display: flex; flex-direction: column;
    pointer-events: none;
    opacity: 0;
    transition: opacity .35s var(--ease);
}
.player.ctrl-visible .controls {
    opacity: 1;
    pointer-events: auto;
}

/* Top bar */
.ctrl-top {
    padding: 20px 22px 0;
    display: flex; align-items: flex-start; justify-content: space-between;
    background: linear-gradient(to bottom, rgba(0,0,0,.85) 0%, transparent 100%);
    padding-bottom: 50px;
}
.now-playing { display: flex; align-items: center; gap: 12px; }
.ctrl-logo {
    width: 42px; height: 42px;
    border-radius: 8px; object-fit: contain;
    background: rgba(0,0,0,.5); padding: 3px;
    border: 1px solid rgba(255,255,255,.12);
}
.ctrl-name { font-size: 1.05rem; font-weight: 700; }
.ctrl-group { font-size: .78rem; color: var(--cyan); font-weight: 500; }

.live-pill {
    display: flex; align-items: center; gap: 5px;
    background: rgba(239,68,68,.18);
    border: 1px solid rgba(239,68,68,.4);
    color: var(--red);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: .72rem; font-weight: 800; letter-spacing: 1px;
}
.live-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--red);
    animation: blink 1.2s ease-in-out infinite;
}
@keyframes blink {
    0%,100% { opacity: 1; }
    50%      { opacity: .3; }
}

/* Centre tap zone */
.ctrl-center {
    flex: 1; display: flex; align-items: center; justify-content: center;
    cursor: pointer;
}
.center-play-icon {
    width: 70px; height: 70px;
    background: rgba(0,0,0,.55);
    backdrop-filter: blur(8px);
    border: 2px solid rgba(255,255,255,.25);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    opacity: 0;
    transition: opacity .2s, transform .2s;
}
.ctrl-center:hover .center-play-icon { opacity: 1; }
.center-play-icon svg { color: #fff; }

/* Progress */
.progress-wrap {
    padding: 0 22px 6px;
    display: flex; align-items: center; gap: 12px;
}
.progress-wrap.hidden { display: none; }
.progress-track {
    flex: 1; height: 4px;
    background: rgba(255,255,255,.2);
    border-radius: 4px; position: relative; cursor: pointer;
    transition: height .15s;
}
.progress-track:hover { height: 6px; }
.progress-fill { height: 100%; background: var(--grad); border-radius: 4px; pointer-events: none; }
.progress-handle {
    position: absolute; top: 50%; transform: translate(-50%,-50%);
    width: 12px; height: 12px; border-radius: 50%;
    background: var(--cyan); pointer-events: none;
    opacity: 0; transition: opacity .15s;
}
.progress-track:hover .progress-handle { opacity: 1; }
.time-label { font-size: .75rem; color: var(--text-s); white-space: nowrap; }

/* Bottom controls bar */
.ctrl-bottom {
    padding: 0 16px 18px;
    display: flex; align-items: center; justify-content: space-between;
    background: linear-gradient(to top, rgba(0,0,0,.9) 0%, transparent 100%);
    padding-top: 50px;
    gap: 12px;
}
.ctrl-left, .ctrl-right, .ctrl-center-btns {
    display: flex; align-items: center; gap: 6px;
}

.ctrl-btn {
    width: 40px; height: 40px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--text);
    border: 1px solid transparent;
    transition: background .15s, border-color .15s, transform .12s;
}
.ctrl-btn svg { pointer-events: none; }
.ctrl-btn:hover { background: rgba(255,255,255,.15); border-color: rgba(255,255,255,.2); transform: scale(1.1); }
.ctrl-btn.tv-focus { outline: 2px solid var(--cyan); outline-offset: 2px; }
.cc-btn.active { color: var(--amber); }
.cc-btn.active svg { stroke: var(--amber); }

.ratio-btn { font-size: .72rem; font-weight: 700; width: auto; padding: 0 12px; border-radius: 20px; border: 1px solid rgba(255,255,255,.2); }

/* Volume */
.vol-wrap { display: flex; align-items: center; gap: 6px; }
.vol-slider {
    appearance: none; width: 0; height: 4px;
    background: rgba(255,255,255,.25);
    border-radius: 4px;
    transition: width .3s, opacity .3s; opacity: 0;
}
.vol-wrap:hover .vol-slider, .vol-slider.expanded { width: 72px; opacity: 1; }
.vol-slider::-webkit-slider-thumb {
    appearance: none;
    width: 12px; height: 12px; border-radius: 50%;
    background: var(--cyan); cursor: pointer;
}

/* TV Focus Ring */
.tv-focus-ring {
    position: absolute; inset: 0;
    border: 3px solid transparent;
    pointer-events: none; z-index: 50;
    transition: border-color .2s, box-shadow .2s;
}
.player.tv-focused .tv-focus-ring {
    border-color: var(--cyan);
    box-shadow: inset 0 0 24px rgba(0,242,254,.25);
}

/* TV hints bar */
.tv-hints {
    height: 38px;
    background: var(--bg-s);
    border-top: 1px solid var(--border);
    display: flex; align-items: center; gap: 20px;
    padding: 0 20px;
    overflow-x: auto;
}
.tv-hints span { font-size: .72rem; color: var(--text-m); white-space: nowrap; display: flex; align-items: center; gap: 5px; }
.tv-hints kbd {
    background: var(--bg-c); border: 1px solid var(--border);
    padding: 2px 5px; border-radius: 4px;
    font-size: .65rem; font-weight: 700; color: var(--text);
    font-family: inherit;
}

/* ═══════════════════════════════════════════
   7. DEBUG PANEL
═══════════════════════════════════════════ */
.debug-panel {
    position: absolute;
    top: 14px; right: 14px;
    width: 320px; max-height: 240px;
    background: rgba(6,8,16,.92);
    border: 1px solid rgba(0,242,254,.2);
    border-radius: var(--r-md);
    backdrop-filter: blur(12px);
    z-index: 8;
    display: flex; flex-direction: column;
    font-family: 'Courier New', monospace;
    font-size: .73rem;
    overflow: hidden;
}
.debug-panel.hidden { display: none !important; }
.debug-header {
    padding: 8px 12px;
    background: rgba(0,242,254,.06);
    border-bottom: 1px solid rgba(0,242,254,.12);
    display: flex; align-items: center; gap: 8px;
}
.debug-label { color: var(--cyan); font-weight: 700; display: flex; align-items: center; gap: 5px; flex: 1; }
.debug-stats { display: flex; gap: 10px; color: var(--text-s); font-size: .68rem; }
.debug-stats strong { color: var(--cyan); }
.debug-clear {
    background: transparent; border: 1px solid rgba(255,255,255,.15);
    color: var(--text-m); font-size: .65rem; padding: 2px 7px;
    border-radius: 4px; cursor: pointer; font-family: inherit;
    transition: color .2s, border-color .2s;
}
.debug-clear:hover { color: var(--text); border-color: var(--cyan); }
.debug-log {
    flex: 1; overflow-y: auto;
    padding: 8px 12px; display: flex; flex-direction: column; gap: 3px;
}
.dlog { line-height: 1.35; }
.dlog.info    { color: #94a3b8; }
.dlog.success { color: var(--green); }
.dlog.warning { color: var(--amber); }
.dlog.error   { color: var(--red); }
.dlog .ts { opacity: .6; font-size: .65rem; }

/* ═══════════════════════════════════════════
   8. ICON BUTTON
═══════════════════════════════════════════ */
.icon-btn {
    width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%; border: none;
    color: var(--text-s);
    transition: background .15s, color .15s;
}
.icon-btn svg { width: 20px; height: 20px; }
.icon-btn:hover { background: rgba(255,255,255,.08); color: var(--text); }

/* ═══════════════════════════════════════════
   9. MODAL
═══════════════════════════════════════════ */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,.8);
    backdrop-filter: blur(10px);
    display: flex; align-items: center; justify-content: center;
    z-index: 200;
    opacity: 0; pointer-events: none;
    transition: opacity .28s;
}
.modal-overlay.open {
    opacity: 1; pointer-events: auto;
}
.modal-box {
    background: var(--bg-s);
    width: 92%; max-width: 490px;
    border-radius: var(--r-lg);
    border: 1px solid var(--border);
    box-shadow: 0 24px 60px rgba(0,0,0,.7);
    overflow: hidden;
    transform: scale(.94);
    transition: transform .32s var(--spring);
    max-height: 90vh;
    display: flex; flex-direction: column;
}
.modal-overlay.open .modal-box { transform: scale(1); }
.modal-head {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
}
.modal-head h2 { font-size: 1.1rem; font-weight: 700; display: flex; align-items: center; gap: 9px; }
.modal-head h2 svg { stroke: var(--cyan); }
.modal-tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.mtab {
    flex: 1; padding: 12px; background: none;
    color: var(--text-s); font-size: .9rem; font-weight: 600;
    position: relative; transition: color .2s;
}
.mtab.active { color: var(--cyan); }
.mtab.active::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
    background: var(--grad);
}
.modal-body { padding: 20px; overflow-y: auto; flex: 1; }
.tab { display: none; }
.tab.active { display: block; }

/* Form elements */
.fgroup { display: flex; flex-direction: column; gap: 7px; margin-bottom: 16px; }
.fgroup label { font-size: .82rem; font-weight: 600; color: var(--text-s); }
.fgroup input[type="text"], .fgroup input[type="url"], .fgroup textarea {
    background: var(--bg-input); border: 1px solid var(--border);
    color: var(--text); padding: 10px 12px;
    border-radius: var(--r-sm); font-size: .88rem;
    transition: border-color .2s, box-shadow .2s;
}
.fgroup input:focus, .fgroup textarea:focus { border-color: var(--cyan); box-shadow: var(--glow); outline: none; }
.fhint { font-size: .73rem; color: var(--text-m); }

.method-tabs { display: flex; gap: 8px; }
.mtab-radio {
    flex: 1; background: var(--bg-input);
    border: 1px solid var(--border);
    padding: 8px; border-radius: var(--r-sm);
    text-align: center; cursor: pointer;
    font-size: .82rem; font-weight: 600; color: var(--text-s);
    transition: border-color .2s, color .2s;
}
.mtab-radio input { display: none; }
.mtab-radio.active { border-color: var(--cyan); color: var(--cyan); background: rgba(0,242,254,.05); }

.mpane { display: none; }
.mpane.active { display: block; }

.file-drop-zone {
    border: 2px dashed var(--border);
    border-radius: var(--r-sm);
    padding: 28px 20px;
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    cursor: pointer; position: relative; text-align: center;
    transition: border-color .2s;
}
.file-drop-zone input[type="file"] {
    position: absolute; inset: 0; opacity: 0; cursor: pointer;
}
.file-drop-zone svg { stroke: var(--text-m); }
.drop-text { font-size: .85rem; color: var(--text-s); }
.file-drop-zone:hover { border-color: var(--cyan); }

.submit-btn {
    width: 100%; padding: 12px;
    background: var(--grad); color: #000;
    border-radius: var(--r-sm);
    font-size: .95rem; font-weight: 700;
    display: flex; align-items: center; justify-content: center; gap: 8px;
    transition: transform .15s, box-shadow .15s;
    margin-top: 4px;
}
.submit-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,242,254,.35); }

/* Saved playlists */
.pl-list { display: flex; flex-direction: column; gap: 8px; }
.pl-item {
    display: flex; align-items: center; justify-content: space-between;
    background: var(--bg-input); border: 1px solid var(--border);
    padding: 12px 14px; border-radius: var(--r-sm);
}
.pl-item-info { display: flex; flex-direction: column; gap: 3px; }
.pl-item-name { font-size: .88rem; font-weight: 600; }
.pl-item-meta { font-size: .72rem; color: var(--text-s); }
.pl-del-btn {
    width: 32px; height: 32px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--red); transition: background .15s;
}
.pl-del-btn svg { width: 16px; height: 16px; }
.pl-del-btn:hover { background: rgba(248,113,113,.15); }
.pl-empty { color: var(--text-m); font-size: .85rem; text-align: center; padding: 24px 0; }

/* ═══════════════════════════════════════════
   10. TOAST
═══════════════════════════════════════════ */
.toast {
    position: fixed; bottom: 28px; left: 50%; transform: translate(-50%, 20px);
    background: var(--bg-c2); border: 1px solid var(--border-hi);
    color: var(--text); padding: 10px 22px;
    border-radius: 30px;
    box-shadow: 0 8px 30px rgba(0,0,0,.5), var(--glow);
    z-index: 999; opacity: 0; pointer-events: none;
    font-size: .88rem; font-weight: 600;
    transition: transform .3s var(--spring), opacity .3s;
    white-space: nowrap;
}
.toast.show { transform: translate(-50%, 0); opacity: 1; }

/* ═══════════════════════════════════════════
   11. HELPER UTILITIES
═══════════════════════════════════════════ */
.hidden { display: none !important; }

/* ═══════════════════════════════════════════
   12. RESPONSIVE — MOBILE (≤900px)
═══════════════════════════════════════════ */
@media (max-width: 900px) {
    .sidebar {
        position: fixed; left: 0; top: 0; bottom: 0;
        transform: translateX(-100%);
        width: 310px;
        box-shadow: none;
    }
    .sidebar.open {
        transform: translateX(0);
        box-shadow: 12px 0 40px rgba(0,0,0,.55);
    }
    .sidebar-backdrop.open { display: block; }
    .sidebar-close { display: flex; }
    .mobile-header { display: flex; }
    .tv-hints { display: none !important; }
    #app { flex-direction: column; }
    .main { height: 100%; }
    .debug-panel { width: calc(100vw - 28px); left: 14px; right: 14px; }
    .vol-wrap:hover .vol-slider { width: 60px; }
    .toast { bottom: 20px; max-width: calc(100vw - 40px); white-space: normal; text-align: center; }
}

/* ═══════════════════════════════════════════
   13. TV BIG-SCREEN (≥1600px)
═══════════════════════════════════════════ */
@media (min-width: 1600px) {
    :root { --sidebar-w: 420px; }
    .ch-name { font-size: .88rem; }
    .ctrl-btn { width: 48px; height: 48px; }
}