.visualizer-button, #visualizer-dialog button {
  color: #cde9ff; background: #101b2e; border: 1px solid #344b6e;
  border-radius: 999px; padding: 9px 15px; font: inherit; cursor: pointer;
}
.visualizer-button { margin-top: 18px; font-size: .9rem; }
.visualizer-button:hover, #visualizer-dialog button:hover { background: #203653; }
.visualizer-button:focus-visible, #visualizer-dialog button:focus-visible, #visualizer-volume:focus-visible { outline: 2px solid #93c5fd; outline-offset: 3px; }
#visualizer-dialog {
  width: min(1100px, 94vw); max-width: 100vw; height: min(740px, 90dvh);
  max-height: 100dvh; padding: 0; border: 1px solid #344b6e;
  border-radius: 18px; background: #070e1b; color: #cde9ff; overflow: hidden;
  box-sizing: border-box; box-shadow: 0 24px 100px #000b;
}
#visualizer-dialog[open] { display: flex; flex-direction: column; }
#visualizer-dialog::backdrop { background: #02040ad9; }
.visualizer-toolbar { padding: 8px 12px 8px 16px; text-align: left; flex-shrink: 0; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
#visualizer-title { margin: 0; font-size: 1rem; }
#visualizer-stage { flex: 1; min-height: 0; position: relative; background: #000; }
#visualizer-canvas { width: 100%; height: 100%; display: block; }
#visualizer-shell { display: flex; flex-direction: column; width: 100%; height: 100%; min-height: 0; background: #070e1b; }
#visualizer-shell:fullscreen { width: 100vw; height: 100dvh; color: #cde9ff; }
.visualizer-footer { padding: 8px 12px; flex-shrink: 0; }
.visualizer-actions { display: flex; align-items: center; justify-content: flex-start; gap: 8px; flex-wrap: wrap; }
#visualizer-dialog :is(.visualizer-actions, .visualizer-window-actions) button { width: 40px; height: 40px; padding: 9px; border-color: transparent; background: transparent; display: inline-flex; align-items: center; justify-content: center; }
#visualizer-dialog :is(.visualizer-actions, .visualizer-window-actions) button:hover { background: #203653; }
#visualizer-dialog :is(.visualizer-actions, .visualizer-window-actions) button[hidden] { display: none; }
:is(.visualizer-actions, .visualizer-window-actions) svg { width: 21px; height: 21px; }
#visualizer-volume { width: 90px; min-height: 40px; accent-color: #93c5fd; cursor: pointer; }
#visualizer-status { margin: 6px 4px 2px; font-size: .8rem; color: #ffb4ab; text-align: left; }
#visualizer-status[hidden] { display: none; }
@media (max-width: 600px) {
  #visualizer-dialog { width: 96vw; height: 90dvh; }
  .visualizer-toolbar { padding: 12px; }
  .visualizer-actions { gap: 4px; }
  #visualizer-volume { width: 72px; }
}

.visualizer-window-actions { display: flex; gap: 4px; margin-left: auto; flex-shrink: 0; }

.visualizer-presets { display: flex; align-items: center; gap: 2px; min-width: 0; }
#preset-select { color: #cde9ff; background: #101b2e; border: 1px solid #344b6e; border-radius: 8px; padding: 7px; width: 175px; min-width: 0; font: inherit; font-size: .8rem; }
#visualizer-dialog .visualizer-presets button { font-size: 1.6rem; width: 30px; }
#visualizer-dialog button:disabled, #preset-select:disabled { opacity: .45; cursor: default; }
.visualizer-footer { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
#visualizer-track { margin-left: auto; min-width: 0; flex: 0 1 55%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-align: right; font-size: .85rem; color: #cde9ff; }
#visualizer-status { flex-basis: 100%; }
@media (max-width: 700px) {
 .visualizer-toolbar { flex-wrap: wrap; }
 .visualizer-window-actions { max-width: 100%; }
 #preset-select { width: 155px; }
 #visualizer-track { flex: 1 1 100%; font-size: .75rem; }
}

.radio-player-row { width: min(92%, 650px); margin: 20px auto 0; display: flex; align-items: center; gap: 10px; }
.radio-player-row #audioPlayer { width: auto; max-width: none; min-width: 0; flex: 1; margin: 0; }
.radio-player-row .visualizer-button { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 36px; height: 36px; padding: 7px; margin: 0; border-color: transparent; background: transparent; color: #9bb0cb; border-radius: 10px; box-sizing: border-box; }
.radio-player-row .visualizer-button:hover { color: #e3efff; background: #203653; }
.visualizer-button svg { width: 22px; height: 22px; }

#visualizer-debug { position: absolute; top: 8px; left: 8px; right: 8px; margin: 0; padding: 10px; background: rgba(0, 0, 0, .85); border: 1px solid #526b85; border-radius: 6px; color: #d8f4ff; font: 12px/1.5 monospace; white-space: pre-wrap; overflow-wrap: anywhere; pointer-events: none; text-align: left; max-height: 90%; overflow: hidden; }

#visualizer-debug[hidden] { display: none; }


#visualizer-technical-panel { position: absolute; top: 8px; left: 8px; right: 8px; max-height: calc(100% - 16px); overflow: auto; background: rgba(0,0,0,.9); border: 1px solid #526b85; border-radius: 8px; text-align: left; }
#visualizer-technical-panel[hidden] { display: none; }
#visualizer-technical-panel #visualizer-debug { position: static; border: 0; background: transparent; max-height: none; overflow: visible; }
#visualizer-technical-panel nav { display: flex; flex-wrap: wrap; gap: 12px; padding: 10px; }
#visualizer-technical-panel a { display: inline-block; padding: 10px 14px; color: #cde9ff; background: #101b2e; border: 1px solid #6886ab; border-radius: 6px; }
#visualizer-technical-panel a:focus { outline: 3px solid #93c5fd; outline-offset: 2px; }
#visualizer-debug-toggle[aria-pressed="true"] { color: #fff; background: #203653; }

#visualizer-dialog #visualizer-technical-close { position: absolute; top: 4px; right: 4px; width: 36px; height: 36px; padding: 7px; display: flex; align-items: center; justify-content: center; }
#visualizer-technical-close svg { width: 20px; height: 20px; }
#visualizer-technical-panel #visualizer-debug { padding-right: 48px; }

.visualizer-sensitivity { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; padding: 10px; color: #cde9ff; font-size: 12px; }
#visualizer-sensitivity, #visualizer-wave-amplitude, #visualizer-brightness, #visualizer-trails { width: min(220px, 45vw); accent-color: #93c5fd; }
.visualizer-sensitivity output { min-width: 36px; }

#preset-keep-label { display: inline-flex; align-items: center; gap: 5px; white-space: nowrap; font-size: 12px; color: #cde9ff; cursor: pointer; }
#preset-keep { accent-color: #93c5fd; width: 16px; height: 16px; margin: 0; }
#preset-keep-label span { color: #9bb0cb; font-size: 11px; }


#visualizer-tuning-panel { position: absolute; right: 10px; bottom: 10px; width: min(310px, calc(100% - 20px)); box-sizing: border-box; padding: 8px 10px; background: rgba(7,14,27,.82); border: 1px solid #344b6e; border-radius: 10px; max-height: calc(100% - 20px); overflow: auto; text-align: left; }
#visualizer-tuning-panel[hidden] { display: none; }
.tuning-heading { display: flex; align-items: center; justify-content: space-between; font-size: 11px; color: #9bb0cb; }
#visualizer-dialog #visualizer-tuning-close { display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 26px; padding: 5px; border: 0; background: transparent; }
#visualizer-tuning-close svg { width: 16px; height: 16px; }
#visualizer-tuning-panel .visualizer-sensitivity { padding: 5px 0; gap: 4px; font-size: 11px; }
#visualizer-tuning-panel input[type=range] { flex: 1 1 70%; width: 70%; min-width: 0; height: 18px; margin: 0; }
#visualizer-tuning-panel output { text-align: right; font-size: 11px; }
#visualizer-tuning-toggle[aria-pressed="true"] { color: #fff; background: #203653; }

#preset-rating { display: inline-flex; align-items: center; gap: 2px; color: #e8c76b; font-size: 12px; }
#visualizer-dialog #preset-rating button { background: transparent; border: 0; padding: 2px; width: 24px; height: 28px; font-size: 21px; color: #e8c76b; border-radius: 5px; }
#visualizer-dialog #preset-rating button:hover { background: #203653; }
#preset-rating span { white-space: nowrap; margin: 0 4px; font-size: 11px; }
#preset-rating-filter { max-width: 105px; color: #cde9ff; background: #101b2e; border: 1px solid #344b6e; border-radius: 5px; font-size: 11px; padding: 3px; }

#visualizer-quality, #visualizer-auto-presets, #visualizer-preset-order { margin-left: auto; color: #b7c7dc; background: #101b2e; border: 1px solid #344b6e; border-radius: 5px; padding: 3px; font-size: 11px; }
#visualizer-dialog #preset-rating button { font-size: 16px; width: 22px; height: 26px; color: #c9b16d; }
#preset-rating { font-size: 10px; gap: 1px; color: #c9b16d; }
#preset-rating span { font-size: 10px; }
#preset-rating-filter { font-size: 10px; padding: 2px; }

#visualizer-volume[hidden] { display: none; }
#preset-rating-filter { appearance: none; -webkit-appearance: none; width: 48px; max-width: 48px; height: 22px; padding: 1px 3px; margin: 0; font: 10px/1.2 sans-serif; color: #9aaac0; border-color: transparent; background: #0b1422; cursor: pointer; }
#preset-rating-filter:hover, #preset-rating-filter:focus-visible { border-color: #526b85; }
#visualizer-song-overlay { position: absolute; left: 8%; right: 8%; top: 43%; pointer-events: none; text-align: center; font-size: clamp(22px, 3vw, 58px); font-weight: 500; line-height: 1.35; color: #f0f6ff; text-shadow: 0 2px 12px #000, 0 0 28px #000; overflow-wrap: anywhere; opacity: 0; }
#visualizer-song-overlay[hidden] { display: none; }
#visualizer-song-overlay.song-announcement { animation: song-dissolve 6.5s ease-out forwards; }
@keyframes song-dissolve {
  0% { opacity: 0; filter: blur(8px); transform: translateY(8px); }
  12%, 58% { opacity: .92; filter: blur(0); transform: translateY(0); }
  100% { opacity: 0; filter: blur(12px); transform: translateY(-8px); }
}
@media (prefers-reduced-motion: reduce) {
  @keyframes song-dissolve { 0%, 100% { opacity: 0; } 12%, 58% { opacity: .92; } }
}

/* Fullscreen controls overlay a fixed-size stage; fading never resizes WebGL. */
#visualizer-shell:fullscreen { position: relative; }
#visualizer-shell:fullscreen #visualizer-stage { position: absolute; inset: 0; }
#visualizer-shell:fullscreen .visualizer-toolbar,
#visualizer-shell:fullscreen .visualizer-footer { position: absolute; left: 0; right: 0; z-index: 5; opacity: 1; transition: opacity .3s ease; background: rgba(7,14,27,.78); }
#visualizer-shell:fullscreen .visualizer-toolbar { top: 0; }
#visualizer-shell:fullscreen .visualizer-footer { bottom: 0; }
#visualizer-shell:fullscreen.controls-hidden .visualizer-toolbar,
#visualizer-shell:fullscreen.controls-hidden .visualizer-footer { opacity: 0; pointer-events: none; }
#visualizer-shell:fullscreen.controls-hidden { cursor: none; }
#visualizer-controls-pin[aria-pressed="true"] { color: #fff; background: #203653; }
#visualizer-shell:fullscreen #visualizer-tuning-panel { bottom: 48px; max-height: calc(100% - 100px); }
#visualizer-shell:fullscreen #visualizer-technical-panel { top: 48px; max-height: calc(100% - 100px); }
@media (max-width: 700px) { #visualizer-shell:fullscreen #visualizer-technical-panel { top: 80px; max-height: calc(100% - 150px); } }
@media (prefers-reduced-motion: reduce) { #visualizer-shell:fullscreen .visualizer-toolbar, #visualizer-shell:fullscreen .visualizer-footer { transition: none; } }

#visualizer-dialog #preset-lock[aria-pressed="true"] { color: #e8c76b; background: #203653; }

/* Prevent narrow preset buttons from shrinking their SVGs inside inherited padding. */
#visualizer-dialog :is(#preset-lock, #preset-refresh) { padding: 4px; }
#visualizer-dialog :is(#preset-lock, #preset-refresh) svg { width: 21px; height: 21px; flex-shrink: 0; stroke-width: 2; }







#preset-rating-filter-wrap { position: relative; }
#visualizer-dialog #preset-rating #preset-rating-filter { width: auto; min-width: 48px; height: 24px; padding: 2px 5px; font-size: 10px; color: #9aaac0; border-radius: 5px; }
#preset-rating-options { position: absolute; left: 0; bottom: calc(100% + 6px); min-width: 132px; padding: 7px; background: rgba(7,14,27,.97); border: 1px solid #344b6e; border-radius: 8px; z-index: 8; color: #c9b16d; }
#preset-rating-options[hidden] { display: none; }
#preset-rating-options label { display: flex; align-items: center; gap: 9px; min-height: 30px; padding: 1px 6px; font-size: 13px; cursor: pointer; white-space: nowrap; }
#preset-rating-options label:hover { background: #203653; border-radius: 4px; }
#preset-rating-options input { accent-color: #93c5fd; width: 14px; height: 14px; margin: 0; }

#visualizer-dialog #preset-rating #preset-exclude { display: inline-flex; align-items: center; justify-content: center; color: #dc9292; }
#preset-exclude svg { width: 16px; height: 16px; flex-shrink: 0; }

/* The container is not a control; retain focus outlines on its interactive children. */
#visualizer-dialog:focus, #visualizer-shell:focus, #visualizer-stage:focus, #visualizer-canvas:focus { outline: none; }

/* Quiet keyboard/remote focus; mouse clicks do not leave a heavy outline. */
#visualizer-dialog :is(button, select, input, a):focus { outline: none; }
#visualizer-dialog :is(button, select, input, a):focus-visible,
#visualizer-dialog #visualizer-technical-panel a:focus-visible,
.visualizer-button:focus-visible { outline: 1px solid #7892b3; outline-offset: 1px; }
.visualizer-button:focus:not(:focus-visible) { outline: none; }

/* Rating follows preset selection; the category menu opens into the canvas. */
.visualizer-window-actions { flex-wrap: wrap; justify-content: flex-end; min-width: 0; }
#preset-rating { flex-shrink: 0; }
#preset-rating-options { top: calc(100% + 6px); bottom: auto; left: auto; right: 0; }
#visualizer-volume { width: 64px; min-height: 28px; height: 28px; margin: 0; opacity: .7; }
#visualizer-volume:hover, #visualizer-volume:focus-visible { opacity: 1; }
#visualizer-dialog .visualizer-actions #visualizer-mute { width: 28px; height: 28px; padding: 6px; color: #8d9db3; }
#visualizer-mute svg { width: 15px; height: 15px; flex-shrink: 0; }

@media (max-width: 700px) { .visualizer-window-actions { flex: 1 1 100%; } }

/* Compact category filter trigger and save feedback. */
#visualizer-dialog #preset-rating #preset-rating-filter { width: 24px; min-width: 24px; padding: 0; font-size: 19px; line-height: 1; background: transparent; }
#preset-rating-options small { display: block; max-width: 180px; font-size: 10px; color: #9aaac0; white-space: normal; }
#visualizer-dialog #visualizer-tuning-panel #preset-tuning-reset { font-size: 10px; line-height: 1.3; padding: 4px 7px; min-height: 0; height: auto; width: auto; border-radius: 5px; }
#visualizer-tuning-panel #preset-shared-status { display: inline-block; font-size: 10px; line-height: 1.3; margin: 5px 0 0 7px; color: #9aaac0; }

/* Funnel beside the preset chooser, before the lock. */
#visualizer-dialog #preset-rating-filter { display: flex; align-items: center; justify-content: center; width: 26px; min-width: 26px; height: 28px; padding: 4px; background: transparent; color: #9aaac0; border: 1px solid transparent; border-radius: 5px; }
#visualizer-dialog #preset-rating-filter:hover { background: #203653; }
#preset-rating-filter svg { width: 17px; height: 17px; flex-shrink: 0; }



/* Shared tooltip styling for visualizer controls. */
#visualizer-tooltip { position: fixed; width: max-content; max-width: min(230px, calc(100vw - 16px)); box-sizing: border-box; padding: 6px 8px; background: #0b1422; color: #cde9ff; border: 1px solid #344b6e; border-radius: 5px; font: 11px/1.4 sans-serif; text-align: left; white-space: normal; overflow-wrap: anywhere; pointer-events: none; z-index: 100; }
#visualizer-tooltip[hidden] { display: none; }

/* LAN preview: independent spectrum renderer, shared chrome and audio. */
#visualizer-spectrum { position: absolute; inset: 0; background: #000; }
#visualizer-spectrum[hidden] { display: none; }
#visualizer-shell.spectrum-mode .visualizer-presets,
#visualizer-shell.spectrum-mode #preset-rating { display: none; }
#visualizer-tuning-panel [hidden] { display: none !important; }
#visualizer-mode, #visualizer-spectrum-style { margin-left: auto; max-width: 180px; color: #b7c7dc; background: #101b2e; border: 1px solid #344b6e; border-radius: 5px; padding: 3px; font-size: 11px; }

/* Uniform quiet toolbar icons in both windowed and fullscreen modes. */
#visualizer-dialog :is(#preset-rating-filter, #preset-lock, #preset-refresh, #visualizer-controls-pin, #visualizer-fullscreen, #visualizer-close) {
  box-sizing: border-box; width: 28px; min-width: 28px; height: 28px; padding: 4px;
  align-items: center; justify-content: center; color: #9aaac0; border-radius: 5px;
}
#visualizer-dialog :is(#preset-rating-filter, #preset-lock, #preset-refresh, #visualizer-controls-pin, #visualizer-fullscreen, #visualizer-close) svg {
  width: 17px; height: 17px; flex-shrink: 0; stroke-width: 1.8;
}
#visualizer-dialog #visualizer-controls-pin[aria-pressed="true"] { color: #cde9ff; background: #203653; }

/* Center direct toolbar controls with the taller preset selector group. */
.visualizer-window-actions { align-items: center; }

#visualizer-dialog #preset-rating-options #preset-filter-save-all { width: 100%; height: auto; min-height: 26px; margin-top: 6px; padding: 4px 8px; font: 11px/1.4 sans-serif; color: #cde9ff; border: 1px solid #344b6e; border-radius: 5px; background: #101b2e; }

/* LAN-only collection selector; preserve compact settings layout. */
#visualizer-preset-collection { width: 100%; max-width: 100%; min-width: 0; color: #b7c7dc; background: #101b2e; border: 1px solid #344b6e; border-radius: 5px; padding: 3px; font-size: 11px; }
#visualizer-tuning-panel #preset-collection-notice { display: block; color: #9aaac0; font-size: 10px; font-weight: normal; line-height: 1.4; margin: 2px 0 5px; }

#visualizer-adaptive-status { display: block; color: #9aaac0; font: 10px/1.4 sans-serif; margin: 2px 0 6px; }
#visualizer-adaptive-quality { width: auto; margin-right: 5px; }

#samsung-mode-badge{display:inline-flex;align-items:center;color:#8ee2c3;margin-left:4px}
#samsung-sensitivity{width:90px;min-height:40px;accent-color:#8ee2c3}
#samsung-sensitivity-value{font-size:.75rem;min-width:3em;color:#8ee2c3}
#samsung-mode-option{display:block;padding:10px;color:#d8e8ff}#samsung-mode-option input{width:20px;height:20px;vertical-align:middle}
#samsung-player{display:flex;align-items:center;gap:10px;flex-wrap:wrap;flex:1;color:#cde9ff;font-size:.85rem}
#samsung-player button{background:#14253b;color:#e2eeff;border:1px solid #6785a5;border-radius:8px;padding:10px 18px;font:inherit}
#samsung-player input{width:110px;min-height:40px}#samsung-player [role=alert]{flex-basis:100%;color:#ffb4ab}
#samsung-player button:focus,#samsung-player input:focus,#samsung-sensitivity:focus,#samsung-mode-toggle:focus{outline:3px solid #9cdfff;outline-offset:2px}

#samsung-mode-option{flex-basis:100%;box-sizing:border-box}
#visualizer-global-bands{flex-basis:100%;min-width:0;margin:0;padding:8px 12px;border:1px solid #526b85;border-radius:8px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px}
#visualizer-global-bands legend{font-size:.85rem;padding:0 6px}#visualizer-global-bands small{flex-basis:100%;color:#9bb0cb}
#visualizer-global-bands label{display:flex;align-items:center;gap:8px;font-size:.85rem}#visualizer-global-bands input{width:110px;min-height:36px;accent-color:#8ee2c3}
#visualizer-global-bands output{min-width:3em;font-size:.8rem}#visualizer-global-bands input:focus,#global-bands-reset:focus{outline:3px solid #9cdfff;outline-offset:2px}