/* =========================================================================
   Sona — interface styles
   ========================================================================= */

:root {
  --ink: #f3ede4;
  --ink-dim: #b7b0a6;
  --ink-faint: #7f7a73;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.18);
  --panel: rgba(20, 20, 26, 0.72);
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, "Times New Roman", serif;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

html { background: #08090c; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: #08090c;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

[hidden] { display: none !important; }

::selection { background: rgba(240, 194, 122, 0.28); }

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--ink);
  color: #111;
  padding: 10px 16px;
  border-radius: 0 0 8px 0;
  font-size: 13px;
}
.skip:focus { left: 0; }

/* ---------- stage / background ---------- */

.stage {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  isolation: isolate;
}

.bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -3;
  display: block;
  background: #08090c;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  opacity: 0.5;
  mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}

.vignette {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 50% 35%, transparent 40%, rgba(0, 0, 0, 0.55) 100%),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.35), transparent 22%, transparent 72%, rgba(0, 0, 0, 0.6));
}

/* ---------- top bar ---------- */

.top {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px 34px;
}

.wordmark {
  font-family: var(--sans);
  font-size: 15px;
  letter-spacing: 0.22em;
  text-transform: lowercase;
  color: var(--ink);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 500;
}

.wordmark .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffe3b8, #c2703f 70%);
  box-shadow: 0 0 14px rgba(240, 194, 122, 0.55);
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.top-nav a {
  color: var(--ink-dim);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-decoration: none;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: color 0.25s, border-color 0.25s;
}
.top-nav a:hover { color: var(--ink); border-color: var(--line-strong); }

/* ---------- choose ---------- */

.choose {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(20px, 4.5vh, 52px) 28px 20px;
  flex: 1;
}

.choose-head { max-width: 720px; }

.kicker {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 500;
}

h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(46px, 7.4vw, 96px);
  line-height: 0.97;
  letter-spacing: -0.025em;
  margin: 0 0 16px;
}

h1 em {
  font-style: italic;
  color: #f6d9ad;
}

.lede {
  font-size: clamp(14px, 1.2vw, 16px);
  line-height: 1.65;
  color: var(--ink-dim);
  max-width: 48ch;
  margin: 0 0 32px;
}

.mood-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.section-label {
  margin: 20px 0 8px;
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 500;
}

.mood-grid.priority {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.mood-grid.more { grid-template-columns: repeat(5, minmax(0, 1fr)); }

.mood-lg { min-height: 158px; padding: 15px 18px 14px; }
.mood-lg .mood-glyph { width: 50px; height: 50px; }
.mood-lg .mood-name { font-size: 28px; margin-bottom: 8px; }
.mood-lg .mood-line { font-size: 12.5px; min-height: 2.7em; color: rgba(243, 237, 228, 0.72); }
.mood-text { display: block; }

.mood-grid.more .mood { min-height: 140px; gap: 12px; padding: 13px 14px 12px; }
.mood-grid.more .mood-glyph { width: 38px; height: 38px; }
.mood-grid.more .mood-name { font-size: 21px; }

.mood {
  position: relative;
  appearance: none;
  border: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 82% 8%, color-mix(in srgb, var(--c1) 26%, transparent), transparent 62%),
    linear-gradient(168deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.012) 55%, rgba(0, 0, 0, 0.18));
  color: var(--ink);
  border-radius: 16px;
  padding: 16px 16px 15px;
  min-height: 158px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  text-align: left;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.45s var(--ease), border-color 0.35s, background-color 0.35s;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
}

.mood::after {
  content: "";
  position: absolute;
  inset: auto -30% -60% -30%;
  height: 120px;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--c2) 60%, transparent), transparent);
  opacity: 0.55;
  pointer-events: none;
}

.mood:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--c1) 45%, transparent);
}

.mood:active { transform: translateY(-1px) scale(0.995); }

.mood:focus-visible {
  outline: 2px solid var(--c1);
  outline-offset: 3px;
}

.mood-glyph {
  color: var(--c1);
  opacity: 0.92;
  display: block;
  width: 46px;
  height: 46px;
}
.mood-glyph svg { width: 100%; height: 100%; display: block; }

.mood-name {
  font-family: var(--serif);
  font-size: 23px;
  letter-spacing: -0.01em;
  line-height: 1;
  display: block;
  margin-bottom: 7px;
}

.mood-line {
  display: block;
  font-size: 12px;
  line-height: 1.4;
  color: #a9a29a;
  max-width: 22ch;
  min-height: 2.8em;
}

.mood:hover .mood-line { color: var(--ink-dim); }

.choose-foot {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
  line-height: 1.6;
}

/* ---------- room ---------- */

.room {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100svh - 88px);
  padding: 40px 24px 150px;
  animation: roomIn 1.1s var(--ease) both;
}

@keyframes roomIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

.room-inner { text-align: center; max-width: 900px; }

.room .kicker { margin-bottom: 14px; }

.room h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(64px, 13vw, 168px);
  line-height: 1;
  letter-spacing: -0.04em;
  margin: 0 0 10px;
  padding-bottom: 0.28em;
  text-shadow: 0 0 80px rgba(0, 0, 0, 0.5);
}

.room h2.swap { animation: titleIn 1.2s var(--ease) both; }

.room h2:focus,
.room h2:focus-visible { outline: none; }

@keyframes titleIn {
  from { opacity: 0; transform: translateY(12px); filter: blur(5px); }
  to { opacity: 1; transform: none; filter: none; }
}

.room-line {
  margin: 0;
  font-size: clamp(13px, 1.3vw, 16px);
  letter-spacing: 0.04em;
  color: var(--ink-dim);
  font-style: italic;
  font-family: var(--serif);
}

.room-note {
  position: fixed;
  left: 50%;
  bottom: 96px;
  transform: translateX(-50%);
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0.8;
}

/* ---------- breathing ---------- */

.quick {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
  margin: 26px 0 0;
}

.quick-label {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-right: 4px;
}

.quick-btn {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
  color: var(--ink-dim);
  font-family: inherit;
  font-size: 11.5px;
  letter-spacing: 0.03em;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.quick-btn:hover { background: rgba(255, 255, 255, 0.07); color: var(--ink); }
.quick-btn[aria-pressed="true"] {
  background: rgba(246, 217, 173, 0.14);
  border-color: rgba(246, 217, 173, 0.4);
  color: #f8e3c2;
}
.quick-btn:focus-visible { outline: 2px solid #f6d9ad; outline-offset: 2px; }

.breath {
  margin: 44px auto 0;
  width: 190px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  animation: fadeIn 1.4s var(--ease) both;
}

.breath-ring {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  display: grid;
  place-items: center;
  position: relative;
}

.breath-ring::before {
  content: "";
  position: absolute;
  inset: -14px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.breath-ring span {
  width: 118px;
  height: 118px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 35%, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.05) 60%, transparent 72%);
  transform: scale(0.68);
  transition: transform 0.12s linear;
  box-shadow: 0 0 60px rgba(255, 255, 255, 0.08) inset;
}

.breath-word {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ---------- dock ---------- */

.dock {
  position: fixed;
  z-index: 5;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(18, 18, 23, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.07);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  backdrop-filter: blur(20px) saturate(1.2);
  animation: dockIn 1.2s 0.25s var(--ease) both;
  max-width: calc(100vw - 24px);
}

@keyframes dockIn {
  from { opacity: 0; transform: translate(-50%, 16px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

.icon-btn {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  cursor: pointer;
  flex: 0 0 auto;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.icon-btn svg { width: 20px; height: 20px; }
.icon-btn:hover { background: rgba(255, 255, 255, 0.08); }
.icon-btn:active { transform: scale(0.94); }
.icon-btn:focus-visible { outline: 2px solid #f6d9ad; outline-offset: 2px; }

.icon-btn.primary {
  background: #f3ede4;
  color: #121216;
  width: 46px;
  height: 46px;
}
.icon-btn.primary:hover { background: #fff; }
.icon-btn.primary .i-play { display: none; }
.icon-btn.primary[data-state="paused"] .i-play { display: block; }
.icon-btn.primary[data-state="paused"] .i-pause { display: none; }

.vol-wrap {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 4px 0 8px;
  color: var(--ink-faint);
}
.vol-ico { width: 17px; height: 17px; flex: 0 0 auto; }

input[type="range"] {
  appearance: none;
  -webkit-appearance: none;
  height: 22px;
  background: transparent;
  cursor: pointer;
  width: 96px;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: rgba(255, 255, 255, 0.22);
  border-radius: 2px;
}
input[type="range"]::-moz-range-track {
  height: 2px;
  background: rgba(255, 255, 255, 0.22);
  border-radius: 2px;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 11px;
  height: 11px;
  margin-top: -4.5px;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.4);
}
input[type="range"]::-moz-range-thumb {
  width: 11px;
  height: 11px;
  border: none;
  border-radius: 50%;
  background: var(--ink);
}
input[type="range"]:focus-visible { outline: 2px solid #f6d9ad; outline-offset: 4px; border-radius: 4px; }

.toggle:disabled {
  opacity: 0.32;
  cursor: not-allowed;
}

.dock-sep {
  width: 1px;
  height: 22px;
  background: var(--line);
  margin: 0 2px;
}

.chip {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink-dim);
  font-family: inherit;
  font-size: 12px;
  letter-spacing: 0.04em;
  height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.chip:hover { background: rgba(255, 255, 255, 0.09); color: var(--ink); }
.chip[aria-pressed="true"] {
  background: rgba(246, 217, 173, 0.14);
  border-color: rgba(246, 217, 173, 0.4);
  color: #f8e3c2;
}
.chip:focus-visible { outline: 2px solid #f6d9ad; outline-offset: 2px; }

/* ---------- sheets ---------- */

.sheet {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: rgba(4, 4, 6, 0.55);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  animation: fadeIn 0.25s ease both;
  padding: 18px;
}

.sheet-panel {
  width: min(480px, 100%);
  background: #14151a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  padding: 22px 22px 20px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  animation: panelIn 0.45s var(--ease) both;
  max-height: 86svh;
  overflow: auto;
}

.sheet-panel.wide { width: min(620px, 100%); }

@keyframes panelIn {
  from { opacity: 0; transform: translateY(18px) scale(0.99); }
  to { opacity: 1; transform: none; }
}

.sheet-grab {
  width: 36px;
  height: 3px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.16);
  margin: -6px auto 16px;
}

.sheet-panel h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 24px;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}

.sheet-sub {
  margin: 0 0 18px;
  font-size: 12.5px;
  color: var(--ink-faint);
  line-height: 1.5;
}

.sheet-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

.sheet-label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  flex: 0 0 auto;
}

.toggles { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

.toggle {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
  color: var(--ink-faint);
  font-family: inherit;
  font-size: 12px;
  padding: 7px 11px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}
.toggle[aria-pressed="true"] {
  color: #f8e3c2;
  border-color: rgba(246, 217, 173, 0.38);
  background: rgba(246, 217, 173, 0.1);
}
.toggle:focus-visible { outline: 2px solid #f6d9ad; outline-offset: 2px; }

.sheet-row input[type="range"] { width: 160px; }

.sheet-fine {
  font-size: 11.5px;
  color: var(--ink-faint);
  line-height: 1.55;
  margin: 12px 0 16px;
}

.sheet-close {
  width: 100%;
  appearance: none;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.06);
  color: var(--ink);
  font-family: inherit;
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 12px;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.2s;
}
.sheet-close:hover { background: rgba(255, 255, 255, 0.11); }
.sheet-close:focus-visible { outline: 2px solid #f6d9ad; outline-offset: 2px; }

.shift-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 14px;
}

.shift-opt {
  appearance: none;
  text-align: left;
  border: 1px solid var(--line);
  background: radial-gradient(120% 100% at 90% 0%, color-mix(in srgb, var(--c1) 18%, transparent), transparent 70%);
  color: var(--ink);
  font-family: inherit;
  border-radius: 12px;
  padding: 13px 14px;
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
}
.shift-opt:hover { border-color: color-mix(in srgb, var(--c1) 50%, transparent); }
.shift-opt:focus-visible { outline: 2px solid var(--c1); outline-offset: 2px; }
.shift-opt strong {
  display: block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 17px;
  margin-bottom: 3px;
}
.shift-opt span { font-size: 11px; color: var(--ink-faint); line-height: 1.35; display: block; }

/* ---------- toast ---------- */

.toast {
  position: fixed;
  z-index: 30;
  top: 22px;
  left: 50%;
  transform: translate(-50%, -10px);
  background: rgba(22, 22, 28, 0.92);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-size: 12.5px;
  padding: 10px 16px;
  border-radius: 999px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s, transform 0.35s;
  max-width: calc(100vw - 32px);
  text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- footer ---------- */

.foot {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 34px 22px;
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.03em;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.foot a { color: var(--ink-dim); text-decoration: none; }
.foot a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }

body[data-view="room"] .foot { display: none; }
body[data-view="room"] .choose { display: none; }

.noscript {
  max-width: 640px;
  margin: 40px auto;
  padding: 0 24px;
  color: var(--ink-dim);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .mood-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mood-grid.more { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mood { min-height: 138px; }
  .choose { padding-bottom: 48px; }
  .top { padding: 20px 22px; }
  .foot { padding: 18px 22px; }
}

@media (max-width: 700px) {
  .mood-grid.priority { grid-template-columns: 1fr; gap: 8px; }
  .mood-lg {
    min-height: 104px;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    gap: 16px;
    padding: 14px 16px;
  }
  .mood-lg .mood-glyph { width: 38px; height: 38px; flex: 0 0 auto; }
  .mood-lg .mood-name { font-size: 22px; margin-bottom: 5px; }
  .mood-lg .mood-line { font-size: 11.5px; }
}

/* short laptop screens: keep the whole grid and footer above the fold */
@media (min-width: 901px) and (max-height: 860px) {
  .choose { padding-top: 16px; }
  h1 { font-size: clamp(40px, 5.8vw, 76px); margin-bottom: 18px; }
  .lede { font-size: 14px; line-height: 1.55; margin-bottom: 22px; max-width: 54ch; }
  .section-label { margin: 18px 0 8px; }
  .mood { min-height: 134px; padding: 14px 15px 13px; gap: 14px; }
  .mood-glyph { width: 40px; height: 40px; }
  .mood-name { font-size: 21px; margin-bottom: 6px; }
  .mood-lg { min-height: 150px; padding: 15px 16px 14px; }
  .mood-lg .mood-name { font-size: 24px; }
  .mood-grid.more .mood { min-height: 124px; }
  .choose-foot { margin-top: 16px; }
}

@media (min-width: 901px) and (max-height: 745px) {
  .mood { min-height: 118px; }
  .mood-glyph { width: 34px; height: 34px; }
  h1 { font-size: clamp(34px, 5vw, 62px); }
  .lede { margin-bottom: 20px; }
}

@media (max-width: 560px) {
  h1 { font-size: clamp(40px, 12vw, 58px); }
  .lede { margin-bottom: 30px; }
  .mood { min-height: 128px; padding: 13px 13px 12px; border-radius: 14px; }
  .mood-glyph { width: 34px; height: 34px; }
  .mood-name { font-size: 19px; }
  .mood-line { font-size: 10.5px; }
  .room { padding-bottom: 170px; }
  .room-note { display: none; }
  .dock { bottom: 16px; gap: 4px; padding: 6px 8px; }
  .vol-wrap { display: none; }
  .chip { height: 32px; padding: 0 11px; font-size: 11.5px; }
  .icon-btn { width: 38px; height: 38px; }
  .icon-btn.primary { width: 44px; height: 44px; }
  .sheet { padding: 0; align-items: flex-end; }
  .sheet-panel { border-radius: 20px 20px 0 0; width: 100%; border-bottom: none; padding-bottom: max(20px, env(safe-area-inset-bottom)); }
  .sheet-row { flex-direction: column; align-items: flex-start; gap: 10px; }
  .toggles { justify-content: flex-start; }
  .sheet-row input[type="range"] { width: 100%; }
  .shift-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .bg { filter: none; }
}

/* ---------- about page ---------- */

body[data-view="page"] .stage {
  background:
    radial-gradient(120% 90% at 78% -10%, rgba(150, 105, 65, 0.22), transparent 55%),
    radial-gradient(110% 80% at 8% 8%, rgba(70, 95, 145, 0.20), transparent 55%),
    #08090c;
}

.page {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 26px 100px;
  flex: 1;
}

.page h1 {
  font-size: clamp(38px, 5.6vw, 62px);
  margin-bottom: 18px;
}

.page h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.01em;
  margin: 64px 0 16px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page h3 {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 500;
  margin: 34px 0 10px;
}

.page p, .page li {
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-dim);
}

.page p strong, .page li strong { color: var(--ink); font-weight: 500; }

.page a { color: #f0c98e; text-decoration: none; border-bottom: 1px solid rgba(240, 201, 142, 0.3); }
.page a:hover { border-bottom-color: #f0c98e; }

.page .intro {
  font-family: var(--serif);
  font-size: clamp(19px, 2.4vw, 23px);
  line-height: 1.55;
  color: var(--ink);
  margin: 0 0 30px;
}

.page ul, .page ol { padding-left: 20px; }
.page li { margin-bottom: 8px; }

.table-wrap { overflow-x: auto; margin: 18px 0 8px; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  line-height: 1.5;
}

th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  color: var(--ink-dim);
}

th {
  font-weight: 500;
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  white-space: nowrap;
}

td strong { color: var(--ink); font-weight: 500; }

.note {
  border-left: 2px solid rgba(246, 217, 173, 0.4);
  padding: 2px 0 2px 16px;
  margin: 22px 0;
  font-size: 13.5px;
  color: var(--ink-faint);
  line-height: 1.65;
}

.refs { list-style: none; padding: 0; margin: 16px 0 0; }

.refs li {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-faint);
  padding: 11px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.refs li em { color: var(--ink-dim); font-style: italic; }
.refs li a { color: var(--ink-dim); border-bottom-color: transparent; }
.refs li a:hover { color: var(--ink); border-bottom-color: var(--line-strong); }

/* ---------- prompt library ---------- */

.prompt-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px 22px 18px;
  margin: 18px 0;
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.012));
}

.prompt-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

.prompt-head h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.01em;
  text-transform: none;
  color: var(--ink);
}

.prompt-sub { margin: 4px 0 0; font-size: 12px; color: var(--ink-faint); }

.prompt-meta { display: flex; gap: 6px; flex-wrap: wrap; }

.prompt-meta span {
  font-size: 10.5px;
  letter-spacing: 0.06em;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--ink-faint);
  white-space: nowrap;
}

.prompt-text {
  font-family: var(--serif);
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--ink);
  margin: 16px 0 12px;
}

.prompt-fine {
  font-size: 11.5px;
  color: var(--ink-faint);
  line-height: 1.55;
  margin: 0 0 12px;
}

.copy-btn {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink-dim);
  font-family: inherit;
  font-size: 11.5px;
  padding: 7px 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.copy-btn:hover { background: rgba(255, 255, 255, 0.1); color: var(--ink); }
.copy-btn.copied { color: #a9d3b6; border-color: rgba(169, 211, 182, 0.35); }
.copy-btn:focus-visible { outline: 2px solid #f6d9ad; outline-offset: 2px; }

.template-block {
  border-left: 2px solid rgba(246, 217, 173, 0.45);
  background: rgba(246, 217, 173, 0.04);
  padding: 18px 20px;
  border-radius: 0 10px 10px 0;
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  margin: 16px 0 8px;
}
.template-block em { color: #f0c98e; font-style: italic; }

.badge {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 7px;
  border-radius: 5px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--ink-faint);
  margin-right: 6px;
  vertical-align: 1px;
}
.badge.ok { color: #a9d3b6; border-color: rgba(169, 211, 182, 0.3); }
.badge.fix { color: #f0c98e; border-color: rgba(240, 201, 142, 0.32); }
.badge.bad { color: #e5a3a3; border-color: rgba(229, 163, 163, 0.32); }

@media print {
  .bg, .grain, .vignette, .top-nav, .dock, .sheet { display: none !important; }
  body, .page { background: #fff; color: #111; }
  .page p, .page li, td, th { color: #222; }
  .page h2 { border-color: #ddd; }
}