/* Sklenice počasí — styl: tužka na krémovém papíru */
:root {
  --paper: #f4efe3;
  --paper-2: #ece6d6;
  --ink: #2b2926;
  --ink-2: #6b665e;
  --ink-3: #a8a297;
  --red: #b2412c;
  --blue: #5b6b7a;
  --mono: "Courier Prime", "Courier New", ui-monospace, monospace;
  --serif: "Crimson Pro", "Georgia", serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
  min-height: 100vh;
  transition: background-color 1.2s ease;
  -webkit-font-smoothing: antialiased;
}
body[data-phase="night"] { background: #d9d4c8; }
body[data-phase="dusk"] { background: #efe2cf; }
body[data-phase="dawn"] { background: #f4eadb; }
body[data-phase="void"] { background: #f7f4ec; }
a { color: inherit; }

/* hlavička */
header.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 28px 6px;
  gap: 16px;
}
header.top .brand { display: flex; align-items: center; gap: 14px; }
header.top h1 { font-size: 20px; font-weight: 400; letter-spacing: .28em; margin: 0; }
header.top h1 a { text-decoration: none; }
header.top .sub { color: var(--ink-2); font-size: 13px; letter-spacing: .04em; }
button.sound.pause { margin-left: 6px; }
button.sound.pause::before { content: ""; }
button.sound.lang { margin-left: 6px; letter-spacing: .1em; }
button.sound.lang::before { content: "⇄ "; }
.paras p.fade { opacity: 0; animation: fadein .5s ease-out forwards; }
.paras p.note.lantern { color: #8a5a1c; border-color: #c9a24a; }
button.choice.reading { background: var(--paper-2); border-color: var(--ink); box-shadow: 2px 2px 0 var(--ink-3); }
.toc a.sub { padding-left: 26px; font-size: 10.5px; line-height: 1.7; }
.toc a.sub::before { content: "· "; }
.toc a.sub.cur::before { content: "→ "; }
header.top nav a { color: var(--ink-2); text-decoration: none; border-bottom: 1px dotted var(--ink-3); margin-left: 14px; }
header.top nav a:hover { color: var(--ink); }
#miniclock { width: 44px; height: 44px; display: block; }
button.sound, .landing .listen {
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-2); cursor: pointer;
  background: transparent; border: 1px solid var(--ink-3); padding: 5px 10px;
  border-radius: 10px 4px 12px 5px / 5px 12px 4px 10px; vertical-align: middle;
}
button.sound::before, .landing .listen::before { content: "♪ "; }
button.sound:hover, .landing .listen:hover { color: var(--ink); border-color: var(--ink); }
button.sound.on { color: var(--ink); border-color: var(--ink); background: var(--paper-2); }
button.sound.nudge { animation: nudge 1.2s ease-in-out infinite; border-color: var(--red); color: var(--red); }
@keyframes nudge { 50% { transform: translateY(-2px); } }
.hintplay {
  display: inline-flex; align-items: center; justify-content: center; width: 24px; height: 24px; margin-left: 4px;
  border: 1px solid var(--ink-3); border-radius: 50%; background: transparent; color: var(--ink-2); cursor: pointer; vertical-align: middle; padding: 0;
}
.hintplay svg { width: 14px; height: 14px; }
.hintplay:hover { color: var(--ink); border-color: var(--ink); }
hr.rule { border: 0; border-top: 1px solid var(--ink-3); margin: 6px 28px 0; opacity: .6; }

/* kniha */
.book {
  position: relative;
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 18px;
  padding: 18px 28px 40px;
  perspective: 2200px;
}
.toc { padding-top: 12px; }
.toc a {
  display: block; text-decoration: none; color: var(--ink-3);
  font-size: 11px; line-height: 1.9; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.toc a b { font-weight: 400; margin-right: 6px; }
.toc a.reached { color: var(--ink-2); }
.toc a.cur { color: var(--ink); }
.toc a.cur::before { content: "→ "; }

.page {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: 28px;
  background: var(--paper);
  border: 1px solid rgba(43, 41, 38, .18);
  box-shadow: 0 1px 0 rgba(43, 41, 38, .12), 0 18px 40px -30px rgba(43, 41, 38, .45);
  padding: 22px 26px 26px;
  min-height: 560px;
  transform-style: preserve-3d;
}
.art {
  position: sticky; top: 16px; z-index: 2; aspect-ratio: 8 / 5; width: 100%; align-self: start;
  border: 1px solid rgba(43, 41, 38, .16);
  overflow: hidden; background: var(--paper);
}
.art canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.art.hot { cursor: pointer; }
/* pri tazeni (klicek, poslouchani) se pod prstem nesmi hybat stranka */
.art.dragging, .art.dragging canvas { touch-action: none; }
.art iframe.embed { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: none; background: var(--paper); }
.art.embedded iframe.embed { display: block; }
.art.embedded canvas, .art.embedded .hand { display: none; }
.hand {
  position: absolute; left: 0; top: 0; width: 0; height: 0; pointer-events: none;
  opacity: 0; transition: opacity .25s;
}
.hand.on { opacity: 1; }
.hand svg { position: absolute; left: -2px; top: -30px; width: 30px; height: 34px; }

.text { display: flex; flex-direction: column; min-width: 0; position: relative; z-index: 1; }
.kicker { color: var(--ink-2); font-size: 11px; letter-spacing: .12em; }
h2.title { font-family: var(--mono); font-weight: 400; font-size: 22px; letter-spacing: .06em; margin: 4px 0 12px; }
.paras { font-family: var(--serif); font-size: 18.5px; line-height: 1.52; color: var(--ink); flex: 1; }
.paras p { margin: 0 0 .85em; }
.paras p.note { font-family: var(--mono); font-size: 12.5px; color: var(--ink-2); border-left: 2px solid var(--ink-3); padding-left: 10px; }
.paras p.note.ok { color: var(--ink); border-color: var(--ink); }
.paras p.note.wrong { color: var(--red); border-color: var(--red); }
.paras p.note.dynamic { color: var(--blue); border-color: var(--blue); font-size: 13.5px; }
.hint { color: var(--ink-2); font-size: 12px; margin-top: 4px; min-height: 18px; opacity: 0; transition: opacity .5s; }
.hint.on { opacity: 1; }
.hint.on::before { content: "✎ "; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; align-items: center; }
button.choice {
  font-family: var(--mono); font-size: 12.5px; color: var(--ink);
  background: transparent; border: 1px solid var(--ink-2); padding: 6px 12px; cursor: pointer;
  border-radius: 12px 4px 10px 5px / 5px 10px 4px 12px;
  transition: background .2s, color .2s;
}
button.choice:hover:not(:disabled) { background: var(--ink); color: var(--paper); }
button.choice:disabled { opacity: .45; cursor: default; }
button.choice.wrong { border-color: var(--red); color: var(--red); }
button.choice.hold { padding: 10px 16px; user-select: none; touch-action: none; }
button.choice.hold.down { background: var(--ink); color: var(--paper); }
.meter { position: relative; flex: 1; min-width: 120px; height: 18px; border: 1px solid var(--ink-3); }
.meter i { position: absolute; left: 0; top: 0; bottom: 0; background: repeating-linear-gradient(-45deg, var(--ink-3) 0 1px, transparent 1px 4px); transition: width .2s; }
.meter span { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 10.5px; color: var(--ink-2); }

.turn {
  display: flex; align-items: center; justify-content: space-between; margin-top: 18px;
  opacity: 0; transform: translateY(6px); transition: opacity .6s, transform .6s; pointer-events: none;
}
.turn.on { opacity: 1; transform: none; pointer-events: auto; }
.turn a { text-decoration: none; color: var(--ink-2); display: inline-flex; align-items: center; gap: 8px; }
.turn a:hover { color: var(--ink); }
.turn a.hidden { visibility: hidden; }
.turn .next canvas { width: 80px; height: 34px; display: block; }
.turn .again { display: none; }
.turn .again.on { display: inline-flex; }

/* otočení listu */
.leaf {
  position: absolute; z-index: 5; pointer-events: none;
  background: var(--paper);
  border: 1px solid rgba(43, 41, 38, .18);
  box-shadow: -10px 0 30px -18px rgba(43, 41, 38, .6);
  backface-visibility: hidden;
  transition: transform .95s cubic-bezier(.55, .05, .3, 1);
  display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr); gap: 28px; padding: 22px 26px 26px;
  overflow: hidden;
}
.leaf.back { background: var(--paper-2); z-index: 4; display: block; }
.leaf.back::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(43,41,38,.12), transparent 30%); }

/* panel počasí */
.wxpanel {
  position: fixed; right: 18px; bottom: 16px; z-index: 20;
  font-size: 11.5px;
}
.wxtoggle {
  font-family: var(--mono); font-size: 11.5px; color: var(--ink);
  background: var(--paper); border: 1px solid var(--ink-2); padding: 6px 10px; cursor: pointer;
  border-radius: 10px 4px 12px 5px / 5px 12px 4px 10px;
}
.wxtoggle::before { content: "☼ "; }
.wxbody { display: none; background: var(--paper); border: 1px solid var(--ink-2); padding: 10px 12px; margin-bottom: 8px; width: 300px; }
.wxpanel.open .wxbody { display: block; }
.wxbody .wxnow { color: var(--ink); margin-bottom: 2px; }
.wxbody .wxsrc { color: var(--ink-3); margin-bottom: 8px; font-size: 10.5px; }
.wxbody .lbl { color: var(--ink-2); margin: 6px 0 3px; letter-spacing: .1em; font-size: 10px; }
.wrow, .trow { display: flex; flex-wrap: wrap; gap: 4px; }
.wrow button, .trow button {
  font-family: var(--mono); font-size: 11px; color: var(--ink-2); background: transparent; border: 1px solid transparent;
  padding: 2px 6px; cursor: pointer;
}
.wrow button:hover, .trow button:hover { border-color: var(--ink-3); }
.wrow button.cur, .trow button.cur { color: var(--ink); border-color: var(--ink); }

footer.foot { padding: 0 28px 24px; color: var(--ink-3); font-size: 11px; }
footer.foot a { color: var(--ink-2); }

/* landing */
.landing { min-height: 100vh; display: flex; flex-direction: column; }
.landing .stage { position: relative; flex: 1; display: flex; align-items: center; justify-content: center; padding: 20px; }
.landing hyperframes-player, .landing iframe.fallback {
  width: min(100%, 1400px); aspect-ratio: 16 / 9; border: 0; display: block; background: var(--paper);
}
.landing .open {
  position: absolute; right: 2.5%; bottom: 5%;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 10px 6px 14px; background: var(--paper);
  border: 1px solid rgba(43, 41, 38, .35);
  border-radius: 12px 4px 10px 5px / 5px 10px 4px 12px;
  color: var(--ink); text-decoration: none; font-size: 13px; letter-spacing: .08em;
  opacity: 0; animation: fadein 1s 4.2s forwards;
}
.landing .open canvas { width: 96px; height: 40px; }
.landing .listen {
  position: absolute; left: 2.5%; bottom: 5%; font-size: 13px; color: var(--ink); background: var(--paper);
  border-color: rgba(43, 41, 38, .35); padding: 8px 14px; letter-spacing: .06em;
  opacity: 0; animation: fadein 1s 2s forwards;
}
.landing .listen.playing { background: var(--paper-2); border-color: var(--ink); }
.landing .open:hover { color: var(--red); }
.landing .foot { display: flex; justify-content: space-between; padding: 10px 28px 22px; color: var(--ink-3); font-size: 11px; }
@keyframes fadein { to { opacity: 1; } }

/* responzivita */
@media (max-width: 980px) {
  .book { grid-template-columns: 1fr; }
  .toc { display: flex; flex-wrap: wrap; gap: 4px 14px; padding: 0; }
  .toc a { white-space: nowrap; }
  .toc a.sub { padding-left: 0; }
  .page, .leaf { grid-template-columns: 1fr; min-height: 0; }
}
@media (max-width: 640px) {
  .landing .stage { flex-direction: column; gap: 14px; padding: 12px; }
  .landing .open, .landing .listen { position: static; animation-delay: 1.5s; }
  header.top { padding: 12px 16px 4px; }
  header.top h1 { font-size: 16px; letter-spacing: .2em; }
  header.top .sub { display: none; }
  hr.rule { margin: 4px 16px 0; }
  .book { padding: 12px 12px 90px; }
  .page, .leaf { padding: 14px; gap: 16px; }
  .paras { font-size: 17px; }
  .wxbody { width: min(300px, calc(100vw - 36px)); }
}