:root {
  --bg: #0B1020; --mid: #1B2440; --accent: #6C7FB8; --text: #C5CCE0;
  --text-dim: rgba(197, 204, 224, 0.72);
  --ease: cubic-bezier(0.37, 0, 0.63, 1);
  font-family: ui-rounded, "SF Pro Rounded", "Nunito", system-ui, -apple-system, "Segoe UI", sans-serif;
}
[data-group="sleep"] { --bg: #0B1020; --mid: #1B2440; --accent: #6C7FB8; --text: #C5CCE0; }
[data-group="work"]  { --bg: #0F1C22; --mid: #1F3A40; --accent: #5FA8A0; --text: #C5DDD9; }
[data-group="reset"] { --bg: #141A1F; --mid: #2A3B3A; --accent: #7DB59A; --text: #D6E8DF; }

* { box-sizing: border-box; margin: 0; }
html, body { height: 100%; }
html { touch-action: manipulation; }
#session { touch-action: manipulation; -webkit-user-select: none; user-select: none; -webkit-touch-callout: none; }
body {
  min-height: 100dvh; background: var(--bg); color: var(--text); font-weight: 400;
  -webkit-tap-highlight-color: transparent; transition: background-color 1.2s var(--ease);
  padding: env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left);
}
button { font: inherit; color: inherit; cursor: pointer; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

#home { max-width: 640px; margin: 0 auto; padding: 28px 16px 120px; animation: rise 0.7s var(--ease); transition: opacity 0.25s var(--ease); }
#home.leaving { opacity: 0; }
body[data-view="session"] #home, body[data-view="session"] .dock { display: none; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }
.home-header h1 { font-size: 2rem; font-weight: 300; letter-spacing: 0.02em; }
.home-header p { color: var(--text-dim); margin-top: 6px; }

.group { margin-top: 28px; }
.group h2 { font-size: 0.8rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.group-hint { color: var(--text-dim); font-size: 0.9rem; margin: 2px 0 12px; }
.tile { margin-bottom: 12px; border-radius: 22px; background: linear-gradient(160deg, var(--mid), var(--bg)); border: 1px solid rgba(255,255,255,0.07); display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 4px; }
.tile-main { display: grid; grid-template-columns: 56px 1fr; gap: 14px; align-items: center; text-align: left; min-height: 84px; padding: 14px; border: 0; border-radius: 22px; background: transparent; transition: transform 0.2s var(--ease), background 0.2s var(--ease); }
.tile-main:active { transform: scale(0.985); background: rgba(255,255,255,0.05); }
.tile-preview { width: 56px; height: 56px; display: grid; place-items: center; }
.tile-preview i { width: 100%; height: 100%; border-radius: 50%; background: radial-gradient(circle at 38% 32%, color-mix(in srgb, var(--accent) 70%, white), var(--accent) 55%, color-mix(in srgb, var(--mid) 80%, transparent)); opacity: 0.92; animation: preview var(--cycle) var(--ease) infinite; }
@keyframes preview { 0%, 100% { transform: scale(0.6); } 50% { transform: scale(1); } }
.tile-name { display: block; font-size: 1.15rem; font-weight: 500; }
.tile-label { display: inline-block; margin-top: 3px; padding: 1px 10px; border-radius: 999px; background: rgba(255,255,255,0.07); color: var(--accent); font-variant-numeric: tabular-nums; font-size: 0.82rem; }
.tile-time { color: var(--text-dim); font-size: 0.82rem; margin-left: 6px; white-space: nowrap; }
.tile-benefit { display: block; color: var(--text-dim); font-size: 0.9rem; margin-top: 4px; }
.pill { margin-right: 14px; min-height: 44px; padding: 0 14px; border-radius: 999px; border: 1px solid rgba(255,255,255,0.16); background: transparent; color: var(--text-dim); font-size: 0.85rem; transition: background 0.2s var(--ease), color 0.2s var(--ease); }
.pill[aria-pressed="true"] { background: color-mix(in srgb, var(--accent) 30%, transparent); color: var(--text); border-color: var(--accent); }
.disclaimer { margin-top: 32px; font-size: 0.8rem; line-height: 1.55; color: var(--text-dim); }

.dock { position: fixed; left: 0; right: 0; bottom: 0; display: flex; justify-content: center; align-items: center; gap: 12px; padding: 16px 16px max(16px, env(safe-area-inset-bottom)); background: linear-gradient(transparent, var(--bg) 45%); pointer-events: none; }
.dock > * { pointer-events: auto; }
.stepper { display: flex; align-items: center; gap: 6px; padding: 4px; border-radius: 999px; background: color-mix(in srgb, var(--mid) 85%, black); border: 1px solid rgba(255,255,255,0.1); }
.stepper button { width: 44px; height: 44px; border-radius: 50%; border: 0; background: rgba(255,255,255,0.06); font-size: 1.3rem; }
.stepper output { min-width: 5.5em; text-align: center; font-variant-numeric: tabular-nums; }
.gear { min-height: 52px; padding: 0 18px; border-radius: 999px; border: 1px solid rgba(255,255,255,0.1); background: color-mix(in srgb, var(--mid) 85%, black); font-size: 0.9rem; }

dialog { margin: auto auto 0; width: 100%; max-width: 640px; padding: 24px 20px max(24px, env(safe-area-inset-bottom)); border: 0; border-radius: 26px 26px 0 0; background: #141b33; color: var(--text); }
dialog::backdrop { background: rgba(3, 5, 12, 0.6); }
@keyframes sheet { from { transform: translateY(24px); opacity: 0; } }
dialog h2 { font-size: 1.1rem; font-weight: 500; margin-bottom: 8px; }
.switch-row { display: grid; grid-template-columns: 1fr 52px; gap: 14px; align-items: center; min-height: 56px; padding: 10px 0; }
.switch-row[hidden] { display: none; }
.switch-row span { grid-column: 1; grid-row: 1; }
.switch-row small { display: block; margin-top: 2px; color: var(--text-dim); font-size: 0.8rem; line-height: 1.4; }
.switch-row input { grid-column: 2; grid-row: 1; appearance: none; width: 52px; height: 30px; border-radius: 999px; background: rgba(255,255,255,0.14); position: relative; transition: background 0.25s var(--ease); cursor: pointer; }
.switch-row input::after { content: ""; position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 50%; background: #dfe5f7; transition: transform 0.25s var(--ease); }
.switch-row input:checked { background: var(--accent); }
.switch-row input:checked::after { transform: translateX(22px); }
.secondary { width: 100%; min-height: 48px; margin-top: 8px; border-radius: 24px; border: 1px solid rgba(255,255,255,0.18); background: transparent; }
.sheet-note { margin-top: 10px; color: var(--text-dim); font-size: 0.8rem; text-align: center; }
.update { position: fixed; left: 16px; right: 16px; top: calc(12px + env(safe-area-inset-top)); max-width: 480px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 10px 10px 18px; border-radius: 999px; background: #1b2442; border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent); box-shadow: 0 10px 30px rgba(0,0,0,0.35); animation: rise 0.5s var(--ease); z-index: 5; }
.update[hidden], body[data-view="session"] .update, body[data-view="listen"] .update { display: none; }
.update button { min-height: 44px; padding: 0 18px; border-radius: 999px; border: 0; background: var(--accent); color: #0B1020; font-weight: 500; }
.primary { width: 100%; min-height: 52px; margin-top: 12px; border-radius: 26px; border: 0; background: var(--accent); color: #0B1020; font-weight: 500; }

#session { position: fixed; inset: 0; display: grid; grid-template-rows: minmax(0, 1fr) auto; overflow: hidden; background: var(--bg); opacity: 0; transition: opacity 1.2s var(--ease); }
#session[hidden] { display: none; }
#session.visible { opacity: 1; }
.bg { position: absolute; inset: -20%; background: radial-gradient(60% 50% at 30% 30%, var(--mid), transparent 70%), radial-gradient(50% 50% at 75% 75%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%); animation: drift 90s ease-in-out infinite alternate; }
@keyframes drift { from { transform: translate3d(-3%, -2%, 0) scale(1); } to { transform: translate3d(3%, 2%, 0) scale(1.08); } }
.stage, .bg { transition: opacity 1.5s var(--ease); }
.stage { position: relative; min-height: 0; display: grid; place-items: center; align-content: center; gap: 3vh; padding: 16px; }
.orb-wrap { position: relative; width: min(72vw, 50dvh); aspect-ratio: 1; }
.orb-wrap::before { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); }
.orb, .glow { position: absolute; inset: 0; border-radius: 50%; will-change: transform; transform: scale(0.5); }
.orb { background: radial-gradient(circle at 40% 35%, color-mix(in srgb, var(--accent) 70%, white) 0, var(--accent) 45%, color-mix(in srgb, var(--mid) 80%, transparent) 100%); box-shadow: inset 0 0 40px rgba(255,255,255,0.08), 0 0 80px color-mix(in srgb, var(--accent) 25%, transparent); opacity: 0.92; }
.glow { background: radial-gradient(circle, color-mix(in srgb, var(--accent) 42%, transparent), transparent 68%); filter: blur(48px); opacity: 0.9; }
.holding .glow { animation: shimmer 5s ease-in-out infinite alternate; }
@keyframes shimmer { from { opacity: 0.65; } to { opacity: 0.95; } }
.phase { font-size: clamp(1.5rem, 6.5vw, 2rem); font-weight: 300; letter-spacing: 0.03em; min-height: 1.4em; text-align: center; }
.phase.swap { animation: swap 0.5s var(--ease); }
@keyframes swap { from { opacity: 0; transform: translateY(4px); } }
.count { font-size: clamp(2.8rem, 14vw, 3.5rem); font-weight: 200; font-variant-numeric: tabular-nums; opacity: 0.6; min-height: 1.1em; }
.count.tick { animation: tick 0.5s ease-out; }
@keyframes tick { from { opacity: 0.3; } }
.dots { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; max-width: 80vw; min-height: 8px; }
.dots i { width: 6px; height: 6px; border-radius: 50%; background: var(--text); opacity: 0.25; transition: opacity 0.6s var(--ease); }
.dots i.done { opacity: 0.6; }
.dots i.current { opacity: 1; }
.controls { position: relative; display: flex; justify-content: center; gap: 14px; padding: 16px 16px max(24px, env(safe-area-inset-bottom)); transition: opacity 0.8s var(--ease); }
.controls.hidden { opacity: 0; pointer-events: none; }
.controls button { min-width: 112px; min-height: 48px; border-radius: 24px; border: 1px solid rgba(255,255,255,0.16); background: rgba(255,255,255,0.06); }
.controls .quiet { background: transparent; color: var(--text-dim); }

body.eyes-closed .stage, body.eyes-closed .bg { opacity: 0.18; }
body.eyes-closed.is-paused .stage, body.eyes-closed.is-done .stage { opacity: 0.5; }
body.eyes-closed:not(.is-paused):not(.is-done) .controls { opacity: 0; pointer-events: none; }

@media (max-height: 460px) and (orientation: landscape) {
  .stage { grid-auto-flow: column; gap: 6vw; }
  .orb-wrap { width: min(40vw, 56dvh); }
  .dots { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  #home, dialog[open], .bg, .tile-preview i, .holding .glow { animation: none; }
  .phase.swap, .count.tick { animation: none; }
  .glow { filter: none; }
  .tile-main, .pill, .switch-row input::after { transition: none; }
}

.listen-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.listen-card { position: relative; min-height: 104px; padding: 34px 12px 14px; border-radius: 20px; border: 1px solid rgba(255,255,255,0.08); background: linear-gradient(160deg, var(--mid), var(--bg)); text-align: left; display: flex; flex-direction: column; justify-content: flex-end; gap: 4px; transition: transform 0.2s var(--ease), border-color 0.4s var(--ease); }
.listen-card:active { transform: scale(0.975); }
.listen-card strong { font-weight: 500; font-size: 0.98rem; }
.listen-card small { color: var(--text-dim); font-size: 0.75rem; line-height: 1.35; }
.listen-card::before { content: ""; position: absolute; top: 14px; left: 12px; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); opacity: 0.35; }
.listen-card[aria-pressed="true"] { border-color: var(--accent); }
.listen-card[aria-pressed="true"]::before { opacity: 1; animation: glow-dot 4s ease-in-out infinite; }
@keyframes glow-dot { 50% { transform: scale(1.6); opacity: 0.5; } }
.player { position: fixed; left: 16px; right: 16px; bottom: calc(84px + env(safe-area-inset-bottom)); max-width: 520px; margin: 0 auto; display: flex; align-items: center; gap: 8px; padding: 8px 8px 8px 18px; border-radius: 999px; background: #1b2442; border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); box-shadow: 0 10px 30px rgba(0,0,0,0.35); animation: rise 0.5s var(--ease); z-index: 4; }
.player[hidden], body[data-view="session"] .player { display: none; }
.player-info { flex: 1; min-width: 0; display: flex; flex-direction: column; align-items: flex-start; font-size: 0.92rem; border: 0; background: transparent; text-align: left; padding: 4px 0; }
.player-info small { color: var(--text-dim); font-size: 0.75rem; }
.chip { min-height: 44px; padding: 0 14px; border-radius: 999px; border: 1px solid rgba(255,255,255,0.16); background: rgba(255,255,255,0.06); font-size: 0.85rem; white-space: nowrap; }
body:has(.player:not([hidden])) #home { padding-bottom: 190px; }
.choice { border: 0; padding: 10px 0; margin: 0; }
.choice legend { padding: 0; margin-bottom: 10px; }
.choice legend small { display: block; margin-top: 2px; color: var(--text-dim); font-size: 0.8rem; }
.choice-options { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.choice-options label { position: relative; }
.choice-options input { position: absolute; opacity: 0; inset: 0; }
.choice-options span { display: grid; place-items: center; min-height: 44px; padding: 4px; border-radius: 14px; border: 1px solid rgba(255,255,255,0.14); font-size: 0.8rem; text-align: center; transition: background 0.2s var(--ease); }
.choice-options input:checked + span { background: var(--accent); color: #0B1020; border-color: var(--accent); }
.choice-options input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { .listen-card[aria-pressed="true"]::before, .player { animation: none; } }

.length { display: flex; padding: 4px; gap: 2px; border-radius: 999px; background: color-mix(in srgb, var(--mid) 85%, black); border: 1px solid rgba(255,255,255,0.1); }
.length label { position: relative; }
.length input { position: absolute; opacity: 0; inset: 0; }
.length span { display: grid; place-items: center; min-height: 44px; padding: 0 12px; border-radius: 999px; font-size: 0.85rem; color: var(--text-dim); transition: background 0.25s var(--ease), color 0.25s var(--ease); }
.length input:checked + span { background: var(--accent); color: #0B1020; }
.length input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.dots[hidden] { display: none; }

.listen-view { position: fixed; inset: 0; z-index: 10; display: grid; grid-template-rows: 1fr auto auto; place-items: center; overflow: hidden; background: var(--bg); opacity: 0; transition: opacity 1.6s var(--ease); touch-action: manipulation; -webkit-user-select: none; user-select: none; }
.listen-view[hidden] { display: none; }
.listen-view.visible { opacity: 1; }
.listen-scene { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.listen-meta { grid-row: 2; position: relative; text-align: center; padding: 0 16px; transition: opacity 1.2s var(--ease); }
.listen-now-name { font-size: 1.3rem; font-weight: 300; letter-spacing: 0.03em; }
.listen-now-remaining { margin-top: 4px; color: var(--text-dim); font-size: 0.85rem; }
.listen-view.quiet-ui .listen-meta, .listen-view.quiet-ui .listen-controls { opacity: 0; pointer-events: none; visibility: hidden; transition: opacity 1.2s var(--ease), visibility 0s 1.2s; }
body[data-view="listen"] #home, body[data-view="listen"] .dock, body[data-view="listen"] .player { display: none; }

.listen-controls button { white-space: nowrap; min-width: 96px; padding: 0 14px; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.dock { gap: 8px; }
.length { flex: 1 1 auto; max-width: 340px; }
.length label { flex: 1; }
.length span { padding: 0 8px; }
.gear { min-height: 54px; }
.tile-meta { display: flex; flex-wrap: wrap; gap: 4px 8px; align-items: center; margin-top: 3px; }
.tile-meta .tile-label { margin-top: 0; }
.tile-meta .tile-time { margin-left: 0; }
.tile-label { color: color-mix(in srgb, var(--accent) 75%, white); }
@media (max-width: 380px) {
  .tile { grid-template-columns: 1fr; }
  .pill { justify-self: start; margin: 0 0 14px 84px; min-height: 36px; }
}
.listen-card small { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.listen-card::before { opacity: 0; }
@media (max-width: 360px) {
  .listen-cards { grid-auto-flow: column; grid-template-columns: none; grid-auto-columns: 44%; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 4px; }
  .listen-card { scroll-snap-align: start; }
}
#ocean-row { padding-left: 16px; border-left: 2px solid rgba(255,255,255,0.08); }
dialog { max-height: 90dvh; overflow: auto; overscroll-behavior: contain; }
#player-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 100%; }
.dots { max-width: min(80vw, 240px); }
.listen-minimize { position: absolute; top: calc(12px + env(safe-area-inset-top)); left: 12px; width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; border: 0; background: rgba(255,255,255,0.06); color: var(--text); z-index: 1; transition: opacity 1.2s var(--ease); }
.listen-view.quiet-ui .listen-minimize { opacity: 0; pointer-events: none; }
.listen-view { row-gap: 16px; }
.listen-meta { align-self: end; }
#home.rising { animation: rise 0.7s var(--ease); }

dialog { transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), overlay 0.3s allow-discrete, display 0.3s allow-discrete; }
dialog:not([open]) { opacity: 0; transform: translateY(24px); }
@starting-style { dialog[open] { opacity: 0; transform: translateY(24px); } }
dialog::backdrop { transition: opacity 0.3s var(--ease), overlay 0.3s allow-discrete, display 0.3s allow-discrete; }
dialog:not([open])::backdrop { opacity: 0; }
@starting-style { dialog[open]::backdrop { opacity: 0; } }
.progress { width: min(60vw, 220px); height: 2px; border-radius: 2px; background: rgba(255,255,255,0.12); overflow: hidden; }
.progress[hidden] { display: none; }
.progress i { display: block; height: 100%; background: color-mix(in srgb, var(--accent) 80%, white); opacity: 0.7; transform-origin: left center; transform: scaleX(0); will-change: transform; }
body.sleep-session .count { visibility: hidden; }
@media (prefers-reduced-motion: reduce) { dialog, dialog::backdrop { transition: none; } }