/* Audioguide 2.0 – Prototyp. Eigenes CSS, kein Framework. */

/* Schriften selbst gehostet (SIL Open Font License, siehe fonts/*-OFL.txt) – keine Anfragen an Google */
@font-face {
  font-family: "Orbitron";
  font-style: normal;
  font-weight: 400 900;
  font-display: swap;
  src: url("fonts/orbitron-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Atkinson Hyperlegible Next";
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
  src: url("fonts/atkinson-hyperlegible-next-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Atkinson Hyperlegible Next";
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
  src: url("fonts/atkinson-hyperlegible-next-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  color-scheme: dark;
  --bg: #0B0816;
  --surf: #171028;
  --surf-2: #20173A;
  --line: #2D2346;
  --ink: #F5F2FB;
  --dim: #A99FC3;
  --hot: #FF3D9A;
  --hot-ink: #1A0612;
  --cool: #3DD6FF;
  --good: #6FE3A8;
  --warn: #FFB547;
  --glow: radial-gradient(120% 55% at 50% -8%, #2A1147 0%, rgba(42, 17, 71, 0) 62%);
  --display: "Orbitron", "Atkinson Hyperlegible Next", system-ui, sans-serif;
  --text: "Atkinson Hyperlegible Next", system-ui, -apple-system, "Segoe UI", sans-serif;
  --r-l: 22px;
  --r-m: 14px;
  --r-s: 10px;
  --t-size: 1.0625rem;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --split: -2px 0 rgba(255, 61, 154, .85), 2px 0 rgba(61, 214, 255, .85);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--bg); }
body {
  margin: 0;
  min-height: 100dvh;
  background: var(--glow), var(--bg);
  color: var(--ink);
  font: 400 1.0625rem/1.5 var(--text);
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
}
body.sheet-open { overflow: hidden; }
h1, h2, p { margin: 0; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; margin: 0; cursor: pointer; touch-action: manipulation; }
button:disabled { cursor: default; }
:focus-visible { outline: 2px solid var(--cool); outline-offset: 3px; }
[hidden] { display: none !important; }
.i { width: 1.15em; height: 1.15em; fill: currentColor; flex: none; display: block; }
.mono { font-family: var(--text); font-variant-numeric: tabular-nums; }

/* ——— Schwebende Icons (erzeugt in app.js): drei Tiefenebenen – aufsteigend, wiegend, drehend ——— */
.sprites { position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.sprites::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(to bottom, rgba(255, 255, 255, .028) 0 1px, transparent 1px 3px);
}
.sprite-layer { position: absolute; inset: -25vh 0; opacity: .85; transition: opacity 1.2s ease; will-change: transform; }
body.is-playing .sprite-layer { opacity: 1; }
.sprite {
  position: absolute;
  left: var(--x);
  top: 100%;
  width: var(--s);
  height: var(--s);
  color: var(--c);
  opacity: var(--o);
  animation: sprite-float var(--d) linear var(--delay) infinite;
  will-change: transform;
}
.sprite .i { width: 100%; height: 100%; animation: sway var(--sway-d) ease-in-out var(--delay) infinite alternate; }
.sprite .i.flip { animation: coin-flip 3.4s ease-in-out var(--delay) infinite; }
.sprite .i.twinkle { animation: sway var(--sway-d) ease-in-out var(--delay) infinite alternate, twinkle 2.4s ease-in-out var(--delay) infinite; }
@keyframes sprite-float { to { transform: translate3d(0, calc(-150vh - 100%), 0); } }
@keyframes sway {
  from { transform: translateX(calc(var(--sway) * -1)) rotate(calc(var(--spin) * -1)); }
  to   { transform: translateX(var(--sway)) rotate(var(--spin)); }
}
@keyframes coin-flip { 0%, 55% { transform: rotateY(0); } 80% { transform: rotateY(180deg); } 100% { transform: rotateY(360deg); } }
@keyframes twinkle { 0%, 100% { opacity: 1; } 50% { opacity: .3; } }
/* Player deckt den Hintergrund ganz ab – dort nicht weiterrechnen (Akku) */
body.sheet-open .sprite, body.sheet-open .sprite .i { animation-play-state: paused; }

/* ——— Startseite ——— */
.app {
  position: relative;
  z-index: 1;
  max-width: 30rem;
  margin-inline: auto;
  padding: max(1rem, env(safe-area-inset-top)) 1rem calc(6.5rem + var(--safe-b));
}
.top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .25rem 1.25rem; }
.brand { display: grid; line-height: 1.05; }
.brand-kicker { font: 600 .625rem/1.3 var(--display); letter-spacing: .2em; text-transform: uppercase; color: var(--dim); }
.brand-name { font: 800 1.375rem/1.15 var(--display); letter-spacing: .02em; text-shadow: var(--split); }

.lang { display: flex; gap: 2px; padding: 3px; border: 1px solid var(--line); border-radius: 999px; background: var(--surf); }
.lang button { min-width: 2.75rem; min-height: 2.5rem; border-radius: 999px; font: 700 .75rem/1 var(--display); letter-spacing: .08em; color: var(--dim); }
.lang button[aria-pressed="true"] { background: var(--ink); color: var(--bg); }

.progress {
  display: grid;
  gap: .65rem;
  padding: 1rem 1.1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: var(--surf);
}
.progress-row { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.progress-count { font-weight: 700; }
.progress-count b { font: 700 1.625rem/1 var(--display); color: var(--cool); }
.progress-pct { font-size: .8125rem; color: var(--dim); }
.bar { height: 6px; border-radius: 99px; background: var(--line); overflow: hidden; }
.bar i { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--cool); box-shadow: 0 0 12px rgba(61, 214, 255, .6); transition: width .5s ease; }

.keypad-cta {
  width: 100%;
  min-height: 3.5rem;
  margin-top: .9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  border: 1.5px solid var(--hot);
  border-radius: var(--r-l);
  background: rgba(255, 61, 154, .08);
  box-shadow: inset 0 -3px 0 rgba(255, 61, 154, .28);
  font-weight: 700;
}
.keypad-cta .i { width: 1.25rem; height: 1.25rem; color: var(--hot); }
.keypad-cta:active { transform: translateY(1px); box-shadow: inset 0 -1px 0 rgba(255, 61, 154, .28); }

.list-title { margin: 1.75rem 0 .5rem; font: 600 .6875rem/1 var(--display); letter-spacing: .2em; text-transform: uppercase; color: var(--dim); }
.stations { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.stations li { animation: rise .45s ease-out both; animation-delay: calc(var(--i, 0) * 28ms); }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }
.st {
  width: 100%;
  min-height: 4.25rem;
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) auto;
  align-items: center;
  gap: .75rem;
  padding: .75rem .5rem .75rem .25rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.st:active { background: rgba(255, 255, 255, .04); }
.st-num { font: 600 1.25rem/1 var(--display); color: var(--dim); font-variant-numeric: tabular-nums; }
.st-text { display: grid; gap: .1rem; min-width: 0; }
.st-title { font-weight: 700; }
.st-sub { font-size: .875rem; color: var(--dim); }
.st-meta { display: inline-flex; align-items: center; gap: .35rem; font: 400 .875rem/1 var(--text); font-variant-numeric: tabular-nums; color: var(--dim); }
.st-meta .i { width: .95rem; height: .95rem; }
.st.is-heard .st-meta { color: var(--good); }
.st.is-current { background: linear-gradient(90deg, rgba(255, 61, 154, .12), rgba(255, 61, 154, 0) 75%); }
.st.is-current .st-num { color: var(--hot); text-shadow: 0 0 14px rgba(255, 61, 154, .55); }
.st.is-current .st-meta { color: var(--hot); }

.eq { display: inline-flex; align-items: flex-end; gap: 2px; height: 14px; }
.eq i { width: 3px; height: 40%; border-radius: 1px; background: currentColor; animation: eq .9s ease-in-out infinite; }
.eq i:nth-child(2) { animation-delay: -.3s; }
.eq i:nth-child(3) { animation-delay: -.6s; }
.eq.is-paused i { animation-play-state: paused; }
@keyframes eq { 0%, 100% { height: 30%; } 50% { height: 100%; } }

/* ——— Mini-Player ——— */
.mini { position: fixed; z-index: 20; left: 0; right: 0; bottom: 0; padding: 0 .75rem calc(.75rem + var(--safe-b)); pointer-events: none; }
.mini-inner {
  position: relative;
  max-width: 30rem;
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: .75rem;
  padding: .65rem .65rem .65rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: var(--surf-2);
  box-shadow: 0 18px 40px -12px rgba(0, 0, 0, .75);
  overflow: hidden;
  pointer-events: auto;
}
.mini-bar { position: absolute; inset: 0 0 auto; height: 3px; background: rgba(255, 255, 255, .06); }
.mini-bar i { display: block; width: 0; height: 100%; background: var(--hot); }
.mini-open { min-width: 0; min-height: 3rem; display: flex; align-items: center; gap: .8rem; text-align: left; }
.mini-num { font: 700 1.25rem/1 var(--display); color: var(--hot); }
.mini-text { display: grid; min-width: 0; }
.mini-title { font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mini-time { font-size: .75rem; color: var(--dim); }

/* ——— Play-Knöpfe ——— */
.play {
  position: relative;
  width: 4.75rem;
  height: 4.75rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--hot);
  color: var(--hot-ink);
  box-shadow: 0 0 0 6px rgba(255, 61, 154, .16), 0 10px 30px -6px rgba(255, 61, 154, .55), inset 0 -4px 0 rgba(0, 0, 0, .2);
}
.play .i { width: 1.65rem; height: 1.65rem; }
.play[data-state="paused"] .i { translate: 2px 0; }
.play:active { transform: translateY(2px); box-shadow: 0 0 0 6px rgba(255, 61, 154, .16), inset 0 -1px 0 rgba(0, 0, 0, .2); }
.play.small { width: 3rem; height: 3rem; box-shadow: inset 0 -3px 0 rgba(0, 0, 0, .2); }
.play.small .i { width: 1.05rem; height: 1.05rem; }
.play::after { content: ""; position: absolute; inset: 0; border: 2px solid var(--hot); border-radius: 50%; opacity: 0; pointer-events: none; }
.play[data-state="playing"]::after { animation: ring 1.8s ease-out infinite; }
.play.small[data-state="playing"]::after { animation-name: ring-small; }
@keyframes ring { from { transform: scale(1); opacity: .6; } to { transform: scale(1.55); opacity: 0; } }
@keyframes ring-small { from { transform: scale(1); opacity: .6; } to { transform: scale(1.28); opacity: 0; } }

/* ——— Vollbild-Ebenen (Player, Nummern-Eingabe) ——— */
.sheet {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: flex;
  padding: max(.5rem, env(safe-area-inset-top)) 0 calc(.75rem + var(--safe-b));
  background: var(--glow), var(--bg);
  transform: translateY(100%);
  visibility: hidden;
  transition: transform .32s cubic-bezier(.2, .8, .2, 1), visibility 0s linear .32s;
}
.sheet.is-open { transform: none; visibility: visible; transition: transform .32s cubic-bezier(.2, .8, .2, 1); }
.sheet-inner { width: 100%; max-width: 30rem; min-height: 0; margin-inline: auto; padding-inline: 1rem; display: flex; flex-direction: column; }
.sheet-top { display: grid; grid-template-columns: 3rem minmax(0, 1fr) 3rem; align-items: center; min-height: 3rem; }
.sheet-label { text-align: center; font: 600 .6875rem/1.3 var(--display); letter-spacing: .16em; text-transform: uppercase; color: var(--dim); }
.icon-btn { width: 3rem; height: 3rem; border-radius: 50%; display: grid; place-items: center; }
.icon-btn .i { width: 1.35rem; height: 1.35rem; }
.icon-btn:active, .skip:active, .chip:active { background: rgba(255, 255, 255, .07); }
.icon-btn:disabled { color: var(--line); }

.p-head { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: end; gap: 1rem; padding-block: .9rem 1rem; border-bottom: 1px solid var(--line); }
.p-num { font: 800 clamp(3.75rem, 19vw, 5rem)/.8 var(--display); font-variant-numeric: tabular-nums; letter-spacing: -.02em; text-shadow: -3px 0 rgba(255, 61, 154, .9), 3px 0 rgba(61, 214, 255, .9); }
.p-num.glitch { animation: glitch .45s steps(3, end) 1; }
@keyframes glitch {
  0%   { transform: translateX(-3px) skewX(-8deg); text-shadow: -9px 0 rgba(255, 61, 154, .9), 9px 0 rgba(61, 214, 255, .9); }
  40%  { transform: translateX(3px) skewX(6deg); text-shadow: 7px 0 rgba(255, 61, 154, .9), -7px 0 rgba(61, 214, 255, .9); }
  70%  { transform: translateX(-1px); text-shadow: -5px 0 rgba(255, 61, 154, .9), 5px 0 rgba(61, 214, 255, .9); }
  100% { transform: none; text-shadow: -3px 0 rgba(255, 61, 154, .9), 3px 0 rgba(61, 214, 255, .9); }
}
.p-title { font: 700 1.5rem/1.15 var(--text); text-wrap: balance; }
.p-sub { margin-top: .2rem; color: var(--dim); }

.transcript {
  flex: 1;
  min-height: 6rem;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  margin-inline: -.6rem;          /* Platz für die hervorgehobene Zeile, ohne waagrecht zu überlaufen */
  padding: .75rem .6rem 2.5rem;
  font-size: var(--t-size);
  line-height: 1.55;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 1rem, #000 calc(100% - 2.5rem), transparent 100%);
  mask-image: linear-gradient(to bottom, transparent 0, #000 1rem, #000 calc(100% - 2.5rem), transparent 100%);
}
/* Scrollleisten im App-Design (Desktop, Android) – iOS zeigt eigene, ausblendende Leisten */
html::-webkit-scrollbar, .transcript::-webkit-scrollbar { width: 8px; }
html::-webkit-scrollbar-track { background: var(--bg); }
.transcript::-webkit-scrollbar-track { background: linear-gradient(90deg, transparent 3px, rgba(255, 255, 255, .07) 3px 5px, transparent 5px); }
html::-webkit-scrollbar-thumb, .transcript::-webkit-scrollbar-thumb { border: 2px solid transparent; border-radius: 99px; background: linear-gradient(var(--hot), var(--cool)) padding-box; }
html::-webkit-scrollbar-thumb:hover, .transcript::-webkit-scrollbar-thumb:hover { background: linear-gradient(#FF72B8, #86E6FF) padding-box; }
@supports not selector(::-webkit-scrollbar) {
  html, .transcript { scrollbar-width: thin; scrollbar-color: var(--hot) transparent; }
}

.cue { display: block; width: calc(100% + 1.2rem); margin-inline: -.6rem; padding: .4rem .6rem; border-radius: var(--r-s); color: var(--dim); text-align: left; transition: color .2s, background-color .2s; }
.cue.is-active { color: var(--ink); background: rgba(61, 214, 255, .1); }
.t-status { padding-block: .5rem; color: var(--dim); }

.endcard { display: grid; gap: .5rem; margin-bottom: .5rem; padding: .85rem .9rem; border: 1px solid var(--line); border-radius: var(--r-m); background: var(--surf-2); }
.endcard-label { font: 600 .625rem/1 var(--display); letter-spacing: .16em; text-transform: uppercase; color: var(--cool); }
.endcard-row { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: .8rem; text-align: left; }
.endcard-num { font: 700 1.375rem/1 var(--display); color: var(--hot); }
.endcard-text { display: grid; min-width: 0; }
.endcard-title { font-weight: 700; }
.endcard-sub { font-size: .875rem; color: var(--dim); }

.controls { display: grid; gap: .2rem; padding-top: .5rem; }
.seek { --p: 0%; width: 100%; height: 2.25rem; margin: 0; background: transparent; -webkit-appearance: none; appearance: none; }
.seek::-webkit-slider-runnable-track { height: 6px; border-radius: 99px; background: linear-gradient(to right, var(--hot) var(--p), var(--line) var(--p)); }
.seek::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; margin-top: -7px; border: 0; border-radius: 50%; background: var(--ink); box-shadow: 0 0 0 5px rgba(255, 61, 154, .28); }
.seek::-moz-range-track { height: 6px; border-radius: 99px; background: var(--line); }
.seek::-moz-range-progress { height: 6px; border-radius: 99px; background: var(--hot); }
.seek::-moz-range-thumb { width: 20px; height: 20px; border: 0; border-radius: 50%; background: var(--ink); box-shadow: 0 0 0 5px rgba(255, 61, 154, .28); }
.times { display: flex; justify-content: space-between; font-size: .8125rem; color: var(--dim); }
.volume-row { display: grid; grid-template-columns: 2.75rem minmax(0, 1fr); align-items: center; gap: .5rem; padding-right: .35rem; }
.icon-btn.small { width: 2.75rem; height: 2.75rem; color: var(--dim); }
.icon-btn.small .i { width: 1.2rem; height: 1.2rem; }
.volume::-webkit-slider-runnable-track { background: linear-gradient(to right, var(--cool) var(--p), var(--line) var(--p)); }
.volume::-webkit-slider-thumb { box-shadow: 0 0 0 5px rgba(61, 214, 255, .25); }
.volume::-moz-range-progress { background: var(--cool); }
.volume::-moz-range-thumb { box-shadow: 0 0 0 5px rgba(61, 214, 255, .25); }
.transport { display: flex; align-items: center; justify-content: space-between; padding: .6rem .1rem .3rem; }
.skip { position: relative; width: 3.5rem; height: 3.5rem; border-radius: 50%; display: grid; place-items: center; }
.skip .i { width: 2.1rem; height: 2.1rem; }
.skip span { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -40%); font: 700 .6875rem/1 var(--text); }
.aux { display: flex; justify-content: center; gap: .75rem; padding-top: .4rem; }
.chip { min-height: 2.75rem; display: inline-flex; align-items: center; gap: .45rem; padding: 0 1rem; border: 1px solid var(--line); border-radius: 999px; font: 700 .875rem/1 var(--text); color: var(--dim); }
.chip .i { width: 1rem; height: 1rem; }

.k-display { min-height: 6.5rem; margin-top: 1.25rem; display: flex; align-items: center; justify-content: center; gap: .08em; font: 700 4.5rem/1 var(--display); letter-spacing: .06em; font-variant-numeric: tabular-nums; text-shadow: -3px 0 rgba(255, 61, 154, .9), 3px 0 rgba(61, 214, 255, .9); }
.k-display .ph { color: var(--line); text-shadow: none; }
.k-display.bump { animation: bump .18s ease-out; }
@keyframes bump { 50% { transform: scale(1.08); } }
.caret { width: 4px; height: .75em; background: var(--cool); animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.k-preview { min-height: 4.5rem; margin-block: .75rem 1rem; padding: .75rem 1rem; display: grid; align-items: center; border: 1px dashed var(--line); border-radius: var(--r-m); color: var(--dim); text-align: center; }
.k-preview.is-match { grid-template-columns: auto minmax(0, 1fr) auto; gap: .8rem; border-style: solid; background: var(--surf-2); color: var(--ink); text-align: left; }
.k-preview.is-error { border-color: rgba(255, 181, 71, .45); color: var(--warn); }
.k-preview .endcard-text { text-align: left; }
.keys { margin-top: auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: .65rem; }
.keys button { height: 4rem; display: grid; place-items: center; border: 1px solid var(--line); border-radius: var(--r-m); background: var(--surf-2); font: 600 1.625rem/1 var(--display); box-shadow: inset 0 -4px 0 rgba(0, 0, 0, .35); }
.keys button:active { transform: translateY(2px); background: #291E4A; box-shadow: inset 0 -1px 0 rgba(0, 0, 0, .35); }
.keys .i { width: 1.5rem; height: 1.5rem; }
.keys .go { border-color: var(--hot); background: var(--hot); color: var(--hot-ink); }
.keys .go:disabled { border-color: var(--line); background: var(--surf-2); color: var(--line); transform: none; }

@media (prefers-reduced-motion: reduce) {
  .sprite { top: var(--y); animation: none; }
  .sprite .i, .eq i, .caret, .stations li, .play::after, .p-num.glitch, .k-display.bump { animation: none; }
  .sheet, .sheet.is-open, .bar i, .sprite-layer { transition: none; }
}
@media (min-height: 760px) {
  .keys button { height: 4.5rem; }
}