:root {
  color-scheme: dark;
  --bg: #090d1a;
  --surface: rgba(22, 30, 56, 0.78);
  --surface-soft: rgba(30, 39, 68, 0.62);
  --surface-strong: #151c34;
  --text: #f7f8ff;
  --muted: #aeb8d8;
  --line: rgba(217, 224, 255, 0.13);
  --line-strong: rgba(217, 224, 255, 0.24);
  --accent: #9c81ff;
  --accent-soft: rgba(156, 129, 255, 0.2);
  --accent-glow: rgba(156, 129, 255, 0.38);
  --accent-contrast: #130c2b;
  --shadow: 0 22px 62px rgba(0, 0, 0, 0.32);
  font-family: ui-rounded, "SF Pro Rounded", "SF Pro Display", -apple-system, BlinkMacSystemFont, sans-serif;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f3f5fc;
  --surface: rgba(255, 255, 255, 0.85);
  --surface-soft: rgba(245, 247, 255, 0.92);
  --surface-strong: #fff;
  --text: #171b2b;
  --muted: #65708e;
  --line: rgba(29, 40, 76, 0.13);
  --line-strong: rgba(29, 40, 76, 0.23);
  --shadow: 0 18px 48px rgba(47, 61, 104, 0.16);
}

:root[data-accent="blue"] { --accent: #5e9eff; --accent-soft: rgba(94, 158, 255, 0.2); --accent-glow: rgba(94, 158, 255, 0.36); --accent-contrast: #061c3d; }
:root[data-accent="green"] { --accent: #5dd5a2; --accent-soft: rgba(93, 213, 162, 0.2); --accent-glow: rgba(93, 213, 162, 0.34); --accent-contrast: #032d23; }
:root[data-accent="orange"] { --accent: #ff9c60; --accent-soft: rgba(255, 156, 96, 0.2); --accent-glow: rgba(255, 156, 96, 0.36); --accent-contrast: #3e1705; }
:root[data-accent="gold"] { --accent: #e8c463; --accent-soft: rgba(232, 196, 99, 0.2); --accent-glow: rgba(232, 196, 99, 0.35); --accent-contrast: #352800; }

* { box-sizing: border-box; }
html { min-width: 0; background: var(--bg); }
body { margin: 0; min-width: 0; min-height: 100vh; background: radial-gradient(circle at 12% -8%, var(--accent-soft), transparent 34rem), radial-gradient(circle at 92% 30%, rgba(66, 126, 191, 0.08), transparent 28rem), var(--bg); color: var(--text); }
button, select, input, textarea { font: inherit; }
button { border: 0; cursor: pointer; -webkit-tap-highlight-color: transparent; }
button:focus-visible, select:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
h1, h2, h3, p { margin: 0; }

.app-shell { width: min(100%, 720px); margin: auto; padding: max(26px, env(safe-area-inset-top)) 20px calc(126px + env(safe-area-inset-bottom)); }
.topbar, .section-heading, .sheet-title-row, .player-bar, .option-title-row, .recipe-card, .journey-map-heading { display: flex; align-items: center; }
.topbar, .section-heading, .sheet-title-row, .option-title-row, .recipe-card, .journey-map-heading { justify-content: space-between; }
.topbar-actions { display: flex; align-items: center; gap: 9px; }
h1 { font-size: clamp(2.15rem, 8vw, 2.9rem); letter-spacing: -0.065em; }
h2 { font-size: 1.18rem; letter-spacing: -0.035em; }
h3 { font-size: 1rem; letter-spacing: -0.025em; }
.eyebrow { color: var(--accent); font-size: 0.64rem; font-weight: 850; letter-spacing: 0.13em; }
.icon-button, .close-button { display: grid; place-items: center; width: 43px; height: 43px; border: 1px solid var(--line); border-radius: 50%; background: var(--surface); color: var(--text); font-size: 1.15rem; backdrop-filter: blur(12px); }
.section { margin-top: 28px; }
.section-heading { margin-bottom: 14px; }
.section-heading span { color: var(--muted); font-size: 0.75rem; }
.mode-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.mode-card { position: relative; min-height: 154px; overflow: hidden; padding: 18px; border: 1px solid var(--line); border-radius: 23px; background: linear-gradient(150deg, var(--mode-tint), transparent 70%), var(--surface); color: var(--text); text-align: left; box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08); }
.mode-card::after { content: ""; position: absolute; right: -22px; bottom: -34px; width: 105px; height: 105px; border-radius: 50%; background: var(--mode-tint); filter: blur(10px); opacity: 0.7; }
.mode-card strong { position: relative; z-index: 1; display: block; font-size: 1rem; letter-spacing: -0.03em; }
.mode-card > span:not(.mode-icon) { position: relative; z-index: 1; display: block; width: 92%; margin-top: 6px; color: var(--muted); font-size: 0.72rem; line-height: 1.36; }
.mode-card .mode-icon { position: relative; z-index: 1; display: block; margin-bottom: 30px; font-size: 1.32rem; }
.mode-card > b { position: absolute; z-index: 1; top: 14px; right: 16px; color: var(--muted); font-size: 1.35rem; font-weight: 400; }

.favorites-list { display: grid; gap: 9px; }
.empty-favorites, .favorite-card { padding: 16px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); color: var(--muted); font-size: 0.82rem; line-height: 1.4; }
.favorite-card { display: flex; align-items: center; justify-content: space-between; color: var(--text); text-align: left; }
.favorite-card strong { display: block; margin-bottom: 3px; font-size: 0.9rem; }
.favorite-card span { color: var(--muted); font-size: 0.73rem; }
.favorite-card b { color: var(--accent); font-size: 1.2rem; }

.player-bar { position: fixed; z-index: 10; right: 13px; bottom: calc(13px + env(safe-area-inset-bottom)); left: 13px; flex-wrap: wrap; max-width: 680px; gap: 12px; margin: auto; padding: 12px 15px; border: 1px solid var(--line-strong); border-radius: 23px; background: color-mix(in srgb, var(--surface-strong) 92%, transparent); box-shadow: var(--shadow); backdrop-filter: blur(20px); }
.player-bar[hidden] { display: none; }
.player-track { flex: 1; min-width: 0; }
.player-track strong, .player-track > span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.player-track strong { font-size: 0.86rem; }
.player-track > span { margin-top: 2px; color: var(--muted); font-size: 0.69rem; }
.progress-track { height: 3px; margin-top: 8px; overflow: hidden; border-radius: 10px; background: var(--line); }
.progress-track div { width: 0; height: 100%; border-radius: inherit; background: var(--accent); transition: width 0.45s linear; }
.player-stop, .player-pause, .player-volume { display: grid; place-items: center; flex: 0 0 36px; width: 36px; height: 36px; border-radius: 50%; background: var(--accent-soft); color: var(--text); }
.player-pause { background: var(--accent); color: var(--accent-contrast); }
.player-volume { flex-basis: 42px; width: 42px; border-radius: 12px; color: var(--muted); font-size: 0.62rem; font-weight: 850; text-transform: uppercase; }
.player-volume.active { background: var(--accent-soft); color: var(--accent); }
.live-mixer { display: grid; flex: 1 0 100%; gap: 10px; width: 100%; padding: 12px 2px 2px; border-top: 1px solid var(--line); }
.live-mixer[hidden] { display: none; }
.live-mixer-row { display: grid; grid-template-columns: 78px minmax(0, 1fr) 38px; align-items: center; gap: 9px; }
.live-mixer-row span { color: var(--text); font-size: 0.69rem; font-weight: 760; }
.live-mixer-row input { width: 100%; min-width: 0; accent-color: var(--accent); }
.live-mixer-row output { color: var(--accent); font-size: 0.68rem; text-align: right; }
.live-music-style { display: grid; grid-template-columns: 78px minmax(0, 1fr); align-items: center; gap: 9px; }
.live-music-style span { color: var(--text); font-size: 0.69rem; font-weight: 760; }
.live-music-style select { width: 100%; min-width: 0; min-height: 36px; padding: 0 10px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--text); font: inherit; font-size: 0.72rem; }
.live-music-style select:disabled { opacity: 0.62; }

.sheet { width: min(100%, 720px); max-height: min(94vh, 900px); margin: auto 0 0; padding: 0; border: 0; background: transparent; color: var(--text); }
.sheet::backdrop, .info-dialog::backdrop { background: rgba(4, 7, 18, 0.58); backdrop-filter: blur(6px); }
.sheet-card { max-height: min(94vh, 900px); overflow: auto; padding: 12px 20px calc(28px + env(safe-area-inset-bottom)); border-radius: 31px 31px 0 0; background: var(--surface-strong); box-shadow: 0 -18px 50px rgba(0, 0, 0, 0.24); }
.sheet-handle { width: 39px; height: 4px; margin: 0 auto 19px; border-radius: 10px; background: var(--line-strong); }
.sheet-title-row { gap: 18px; }
.sheet-title-row h2 { margin-top: 5px; font-size: 1.5rem; }
.dialog-description { margin: 15px 0 24px; color: var(--muted); font-size: 0.88rem; line-height: 1.5; }
#sessionOptions, .options-stack, .option-section { width: 100%; min-width: 0; }
.options-stack { display: grid; gap: 25px; }
.option-section { display: grid; gap: 13px; }
.option-title-row { gap: 16px; }
.option-title-row > div { min-width: 0; }
.option-title-row p { margin-top: 4px; color: var(--muted); font-size: 0.73rem; line-height: 1.38; }
.info-button { display: grid; place-items: center; flex: 0 0 26px; width: 26px; height: 26px; border: 1px solid var(--line-strong); border-radius: 50%; background: var(--surface-soft); color: var(--muted); font-family: Georgia, serif; font-size: 0.78rem; font-style: italic; }

.choice-grid { display: grid; gap: 9px; }
.choice-card, .entry-card, .length-card { position: relative; width: 100%; padding: 14px 42px 14px 14px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface-soft); color: var(--text); text-align: left; transition: border-color 0.16s ease, background 0.16s ease, transform 0.16s ease; }
.choice-card strong, .entry-card strong, .length-card strong { display: block; font-size: 0.85rem; }
.choice-card span:not(.choice-icon), .entry-card span { display: block; margin-top: 4px; color: var(--muted); font-size: 0.71rem; line-height: 1.38; }
.choice-card i, .entry-card i, .length-card > i { position: absolute; top: 50%; right: 14px; display: none; width: 20px; height: 20px; place-items: center; border-radius: 50%; background: var(--accent); color: var(--accent-contrast); font-size: 0.68rem; font-style: normal; transform: translateY(-50%); }
.choice-card.selected, .entry-card.selected, .length-card.selected { border-color: var(--accent); background: linear-gradient(135deg, var(--accent-soft), transparent 72%), var(--surface-soft); }
.choice-card.selected i, .entry-card.selected i, .length-card.selected > i { display: grid; }
.choice-icon { float: left; margin-right: 10px; color: var(--accent); }
.choice-grid.compact .choice-card { min-height: 88px; }

.playlist-preview { display: flex; align-items: flex-start; gap: 12px; padding: 14px; border: 1px solid color-mix(in srgb, var(--accent) 38%, var(--line)); border-radius: 17px; background: linear-gradient(135deg, var(--accent-soft), transparent 78%); }
.playlist-preview > div { min-width: 0; }
.playlist-preview strong, .playlist-preview p, .playlist-preview small { display: block; }
.playlist-preview strong { font-size: 0.8rem; }
.playlist-preview p { margin: 5px 0; color: var(--muted); font-size: 0.68rem; line-height: 1.4; }
.playlist-preview small { color: var(--muted); font-size: 0.59rem; }
.playlist-badge { flex: 0 0 auto; padding: 6px 9px; border-radius: 999px; background: var(--accent); color: var(--accent-contrast); font-size: 0.62rem; font-weight: 850; }

.recipe-card { gap: 16px; padding: 15px; border: 1px solid color-mix(in srgb, var(--accent) 46%, var(--line)); border-radius: 19px; background: linear-gradient(135deg, var(--accent-soft), transparent 74%); }
.recipe-card > div { min-width: 0; }
.recipe-card strong, .recipe-card span { display: block; }
.recipe-card strong { margin: 4px 0; font-size: 0.93rem; }
.recipe-card span { overflow: hidden; color: var(--muted); font-size: 0.72rem; text-overflow: ellipsis; white-space: nowrap; }

.chip-row, .category-row { display: flex; gap: 8px; overflow-x: auto; padding: 2px 1px 5px; scrollbar-width: none; }
.chip-row::-webkit-scrollbar, .category-row::-webkit-scrollbar { display: none; }
.choice-chip, .category-chip { flex: 0 0 auto; min-height: 42px; padding: 0 14px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface-soft); color: var(--muted); font-weight: 750; }
.choice-chip small { margin-left: 3px; font-size: 0.6rem; font-weight: 650; }
.choice-chip.selected, .category-chip.selected { border-color: var(--accent); background: var(--accent); color: var(--accent-contrast); }
.category-chip { min-height: 37px; border-radius: 999px; font-size: 0.7rem; }

.entry-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
.entry-card { min-height: 106px; padding: 14px 33px 14px 14px; }
.sound-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
.sound-card { position: relative; min-height: 96px; padding: 13px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface-soft); color: var(--text); text-align: left; }
.sound-card > span { display: block; margin-bottom: 13px; color: var(--accent); font-size: 1.12rem; }
.sound-card strong, .sound-card small { display: block; }
.sound-card strong { font-size: 0.78rem; }
.sound-card small { margin-top: 3px; color: var(--muted); font-size: 0.65rem; line-height: 1.28; }
.sound-card.selected { border-color: var(--accent); background: linear-gradient(135deg, var(--accent-soft), transparent 76%), var(--surface-soft); }

.length-list { display: grid; gap: 9px; }
.length-card { display: flex; align-items: center; min-height: 70px; padding: 10px 44px 10px 10px; }
.length-time { display: grid; place-items: center; flex: 0 0 52px; width: 52px; height: 52px; border-radius: 14px; background: var(--surface); color: var(--accent); font-size: 1rem; font-weight: 850; line-height: 0.9; }
.length-time small { font-size: 0.52rem; text-transform: uppercase; }
.length-copy { padding-left: 12px; }
.length-copy small { display: block; margin-top: 4px; color: var(--muted); font-size: 0.69rem; line-height: 1.32; }
.journey-map-card { padding: 16px; border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--line)); border-radius: 20px; background: linear-gradient(145deg, var(--accent-soft), transparent 72%); }
.journey-map-heading strong { display: block; margin-top: 5px; font-size: 0.88rem; }
.journey-map { position: relative; display: grid; gap: 8px; margin-top: 17px; padding-left: 9px; }
.journey-map::before { content: ""; position: absolute; top: 7px; bottom: 7px; left: 14px; width: 1px; background: var(--line-strong); }
.journey-map span { position: relative; display: flex; align-items: center; gap: 11px; color: var(--muted); font-size: 0.7rem; }
.journey-map i { position: relative; z-index: 1; display: block; width: 11px; height: 11px; border: 2px solid var(--surface-strong); border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 1px var(--line-strong); }

.toggle-row { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding: 14px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface-soft); }
.toggle-row strong, .toggle-row span { display: block; }
.toggle-row strong { font-size: 0.82rem; }
.toggle-row span { margin-top: 3px; color: var(--muted); font-size: 0.69rem; line-height: 1.35; }
.toggle-row input { flex: 0 0 23px; width: 23px; height: 23px; accent-color: var(--accent); }
.toggle-row > span { flex: 1; margin-top: 0; color: var(--text); }
.toggle-row small { display: block; margin-top: 4px; color: var(--muted); font-size: 0.66rem; font-weight: 500; line-height: 1.35; }
.playback-notice { display: flex; align-items: center; gap: 13px; padding: 15px; border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--line)); border-radius: 19px; background: linear-gradient(135deg, var(--accent-soft), transparent 78%); }
.playback-notice > span { display: grid; place-items: center; flex: 0 0 43px; width: 43px; height: 43px; border-radius: 14px; background: var(--accent); color: var(--accent-contrast); font-size: 1.1rem; }
.playback-notice strong, .playback-notice small { display: block; }
.playback-notice strong { margin: 4px 0; font-size: 0.84rem; }
.playback-notice small { color: var(--muted); font-size: 0.68rem; line-height: 1.38; }
.compact-toggle { margin-top: 12px; }
.personal-card { padding: 16px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface-soft); }
.affirmation-input { width: 100%; min-height: 94px; margin-top: 14px; padding: 12px; resize: vertical; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); color: var(--text); line-height: 1.42; }
.option-hint { margin: 7px 0 0; color: var(--muted); font-size: 0.69rem; line-height: 1.4; }
.voice-action-row { display: flex; align-items: center; gap: 10px; margin: 12px 0 15px; }
.small-button { min-height: 38px; padding: 0 14px; border-radius: 12px; background: var(--accent); color: var(--accent-contrast); font-size: 0.74rem; font-weight: 800; }
.small-button:disabled { opacity: 0.55; cursor: wait; }
.text-button { padding: 8px; background: transparent; color: var(--muted); font-size: 0.73rem; }
.field-label { display: block; margin-bottom: 8px; font-size: 0.74rem; font-weight: 800; }
.range-row { display: flex; align-items: center; min-width: 0; gap: 9px; }
.range-control { width: 0; min-width: 0; flex: 1 1 0; accent-color: var(--accent); }
.range-row output { flex: 0 0 38px; color: var(--accent); font-size: 0.73rem; text-align: right; }
.range-edge { flex: 0 0 auto; color: var(--muted); font-size: 0.61rem; }
.mixer-section { gap: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 19px; background: var(--surface-soft); }
.mixer-section > .option-title-row { padding: 15px; border-bottom: 1px solid var(--line); }
.mixer-row { display: grid; grid-template-columns: minmax(135px, 0.72fr) minmax(220px, 1.28fr); align-items: center; gap: 16px; padding: 14px 15px; border-bottom: 1px solid var(--line); }
.mixer-row:last-child { border-bottom: 0; }
.mixer-row > div:first-child strong, .mixer-row > div:first-child small { display: block; }
.mixer-row > div:first-child strong { font-size: 0.76rem; }
.mixer-row > div:first-child small { margin-top: 3px; color: var(--muted); font-size: 0.63rem; line-height: 1.32; }
.coach-level { margin-top: 1px; padding: 0 3px; }

.sheet-actions { position: sticky; z-index: 3; bottom: calc(-28px - env(safe-area-inset-bottom)); display: flex; gap: 10px; margin: 28px -20px calc(-28px - env(safe-area-inset-bottom)); padding: 13px 20px calc(18px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line); background: color-mix(in srgb, var(--surface-strong) 94%, transparent); backdrop-filter: blur(16px); }
.primary-button, .secondary-button { flex: 1; min-height: 50px; border-radius: 15px; font-weight: 800; }
.primary-button { background: var(--accent); color: var(--accent-contrast); box-shadow: 0 8px 20px var(--accent-soft); }
.secondary-button { background: var(--accent-soft); color: var(--text); }
.primary-button:disabled { opacity: 0.42; box-shadow: none; cursor: not-allowed; }

.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.original-audio-card { display: flex; align-items: center; gap: 14px; padding: 16px; border: 1px solid color-mix(in srgb, var(--accent) 44%, var(--line)); border-radius: 20px; background: linear-gradient(135deg, var(--accent-soft), transparent 76%); }
.original-audio-icon { display: grid; place-items: center; flex: 0 0 48px; width: 48px; height: 48px; border-radius: 15px; background: var(--accent); color: var(--accent-contrast); font-size: 1.25rem; }
.original-audio-card strong, .original-audio-card div > span { display: block; }
.original-audio-card strong { margin: 4px 0; font-size: 0.9rem; }
.original-audio-card div > span { color: var(--muted); font-size: 0.7rem; line-height: 1.35; }
.import-section .select-control { margin-top: -3px; }
.import-button { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 49px; border-radius: 15px; background: var(--accent); color: var(--accent-contrast); font-size: 0.8rem; font-weight: 850; cursor: pointer; }
.import-button span { font-size: 1.08rem; font-weight: 500; }
.storage-note { color: var(--muted); font-size: 0.67rem; line-height: 1.4; }
.breathwork-list { display: grid; gap: 9px; }
.breathwork-track { display: flex; align-items: stretch; overflow: hidden; border: 1px solid var(--line); border-radius: 17px; background: var(--surface-soft); }
.breathwork-track.selected { border-color: var(--accent); background: linear-gradient(135deg, var(--accent-soft), transparent 76%), var(--surface-soft); }
.breathwork-track-select { position: relative; display: flex; align-items: center; flex: 1; min-width: 0; gap: 11px; padding: 12px 36px 12px 12px; color: var(--text); text-align: left; }
.track-play { display: grid; place-items: center; flex: 0 0 39px; width: 39px; height: 39px; border-radius: 12px; background: var(--surface); color: var(--accent); font-size: 0.7rem; }
.track-copy { min-width: 0; }
.track-copy strong, .track-copy small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.track-copy strong { font-size: 0.8rem; }
.track-copy small { margin-top: 4px; color: var(--muted); font-size: 0.66rem; }
.breathwork-track-select > i { position: absolute; top: 50%; right: 10px; display: none; width: 19px; height: 19px; place-items: center; border-radius: 50%; background: var(--accent); color: var(--accent-contrast); font-size: 0.65rem; font-style: normal; transform: translateY(-50%); }
.breathwork-track.selected .breathwork-track-select > i { display: grid; }
.track-remove { flex: 0 0 40px; width: 40px; border-left: 1px solid var(--line); color: var(--muted); font-size: 1.15rem; }
.empty-library { display: grid; place-items: center; min-height: 165px; padding: 24px; border: 1px dashed var(--line-strong); border-radius: 19px; color: var(--muted); text-align: center; }
.empty-library > span { margin-bottom: 9px; color: var(--accent); font-size: 1.5rem; }
.empty-library strong { color: var(--text); font-size: 0.83rem; }
.empty-library p { max-width: 260px; margin-top: 5px; font-size: 0.69rem; line-height: 1.4; }

.info-dialog { width: min(calc(100% - 34px), 520px); padding: 0; border: 0; border-radius: 24px; background: transparent; color: var(--text); }
.info-card { padding: 20px; border: 1px solid var(--line); border-radius: inherit; background: var(--surface-strong); box-shadow: var(--shadow); }
.info-card .sheet-title-row h2 { font-size: 1.28rem; }
.info-content { margin-top: 18px; color: var(--muted); font-size: 0.86rem; line-height: 1.55; }
.info-content details { margin-top: 16px; padding: 12px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-soft); }
.info-content summary { color: var(--text); cursor: pointer; font-weight: 750; }
.info-content details p { margin-top: 9px; }

.settings-card .field-label { margin-top: 19px; }
.select-control { width: 100%; min-height: 47px; padding: 0 12px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); color: var(--text); }
.settings-note { margin-top: 24px; color: var(--muted); font-size: 0.75rem; line-height: 1.45; }

@media (min-width: 580px) {
  .mode-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mode-card { min-height: 165px; }
  .choice-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sound-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 900px) {
  .app-shell { display: grid; grid-template-columns: minmax(0, 2fr) minmax(280px, 0.82fr); column-gap: 30px; width: min(calc(100% - 56px), 1180px); padding-top: 38px; }
  .topbar { grid-column: 1 / -1; }
  .section { margin-top: 24px; }
  .section[aria-labelledby="modesTitle"] { grid-column: 1; }
  .section[aria-labelledby="favoritesTitle"] { grid-column: 2; }
  .mode-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .mode-card { min-height: 175px; }
  .favorites-list { position: sticky; top: 24px; }
  .favorite-card { min-height: 66px; }
  .player-bar { max-width: 920px; padding: 14px 17px; }
  .sheet { width: min(calc(100% - 48px), 860px); max-height: min(90vh, 940px); margin: auto; }
  .sheet-card { max-height: min(90vh, 940px); padding: 28px 30px 30px; border: 1px solid var(--line); border-radius: 30px; }
  .sheet-handle { display: none; }
  .sheet-actions { bottom: -30px; margin-right: -30px; margin-left: -30px; padding-right: 30px; padding-left: 30px; border-radius: 0 0 30px 30px; }
  .breathwork-options { grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr); align-items: start; column-gap: 24px; }
  .breathwork-options > .original-audio-card { grid-column: 1 / -1; }
  .breathwork-options > .import-section { grid-column: 1; }
  .breathwork-options > .breathwork-library-section { grid-column: 2; grid-row: 2 / span 2; }
  .breathwork-options > .volume-section { grid-column: 1; }
}

@media (max-width: 390px) {
  .app-shell { padding-right: 15px; padding-left: 15px; }
  .mode-card { min-height: 144px; padding: 15px; }
  .sheet-card { padding-right: 16px; padding-left: 16px; }
  .sheet-actions { margin-right: -16px; margin-left: -16px; padding-right: 16px; padding-left: 16px; }
  .entry-grid { grid-template-columns: 1fr; }
  .range-edge { display: none; }
}

@media (max-width: 579px) {
  .mixer-row { grid-template-columns: 1fr; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .progress-track div, .choice-card, .entry-card, .length-card { transition: none; }
}