/* ============================================================
   Trullas Sternenruhe – Stylesheet
   Farben, Schriften und Zeiten sind bewusst als Variablen /
   getrennte Werte gehalten, damit sie später leicht angepasst
   werden können, ohne die Struktur darunter zu verändern.
   ============================================================ */

@font-face {
  font-family: "Nunito";
  src: url("../assets/fonts/nunito-variable.woff2") format("woff2");
  font-weight: 300 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Andika";
  src: url("../assets/fonts/andika-regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Andika";
  src: url("../assets/fonts/andika-bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Trulla-Markenfarben (aus dem offiziellen Brand Guide) */
  --night: #1a3a8f;
  --night-deep: #0c1638;
  --gold: #f5c842;
  --gold-soft: #fae08a;
  --orange: #e8621a;
  --orange-soft: #f4893a;
  --sky: #7baee8;
  --cream: #fff8ee;
  --cream-dim: #cfd6ea;

  --font-heading: "Nunito", system-ui, sans-serif;
  --font-body: "Andika", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font-body);
  background: var(--night-deep);
  color: var(--cream);
  overflow: hidden;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.app {
  position: relative;
  height: 100dvh;
  width: 100%;
  overflow: hidden;
  background: radial-gradient(120% 90% at 50% -10%, var(--night) 0%, var(--night-deep) 55%, #06091c 100%);
}

/* ---------- Sternenhimmel-Hintergrund (reines CSS) ---------- */
.starfield {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1.5px 1.5px at 20% 30%, var(--cream) 0, transparent 100%),
    radial-gradient(1.5px 1.5px at 70% 15%, var(--cream) 0, transparent 100%),
    radial-gradient(2px 2px at 85% 55%, var(--gold-soft) 0, transparent 100%),
    radial-gradient(1.5px 1.5px at 10% 70%, var(--cream) 0, transparent 100%),
    radial-gradient(1.5px 1.5px at 45% 80%, var(--cream) 0, transparent 100%),
    radial-gradient(2px 2px at 60% 45%, var(--gold-soft) 0, transparent 100%),
    radial-gradient(1.5px 1.5px at 90% 85%, var(--cream) 0, transparent 100%),
    radial-gradient(1.5px 1.5px at 30% 55%, var(--cream) 0, transparent 100%),
    radial-gradient(1.5px 1.5px at 55% 10%, var(--cream) 0, transparent 100%),
    radial-gradient(1.5px 1.5px at 5% 45%, var(--cream) 0, transparent 100%);
  background-repeat: repeat;
  background-size: 340px 340px;
  animation: twinkle 5s ease-in-out infinite alternate;
}
@keyframes twinkle {
  0%   { opacity: .55; }
  100% { opacity: 1; }
}

/* ---------- Bildschirme ---------- */
.screen {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1.5rem;
  overflow-y: auto;
}
.screen.is-active {
  display: flex;
}

.figure {
  width: min(38vw, 32vh, 190px);
  height: auto;
  margin-bottom: .6rem;
  filter: drop-shadow(0 14px 24px rgba(0, 0, 0, .4));
}

.brand {
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--orange-soft);
  margin: 0 0 .3rem;
}

.title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.7rem, 5vw, 2.6rem);
  line-height: 1.2;
  margin: 0 0 .5rem;
  color: var(--cream);
}
.title em {
  font-style: normal;
  color: var(--gold-soft);
}

.title-accent {
  width: 46px;
  height: 4px;
  border-radius: 999px;
  margin: 0 auto 1.8rem;
  background: linear-gradient(90deg, var(--orange), var(--gold));
}

.hint {
  margin-top: 1.1rem;
  font-size: .95rem;
  color: var(--cream-dim);
}

/* ---------- Buttons ---------- */
.btn {
  border: none;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1rem, 2.4vw, 1.15rem);
  padding: 1rem 2rem;
  transition: transform .15s ease;
}
.btn:active {
  transform: scale(.97);
}
.btn--primary {
  background: linear-gradient(180deg, var(--orange-soft), var(--orange));
  color: var(--cream);
  box-shadow: 0 10px 26px rgba(232, 98, 26, .4);
}
.btn--outline {
  background: transparent;
  border: 2px solid var(--gold-soft);
  color: var(--gold-soft);
}

.link-btn {
  background: none;
  border: none;
  color: var(--cream-dim);
  font-family: var(--font-body);
  font-size: .95rem;
  text-decoration: underline;
  text-underline-offset: 4px;
  padding: .5rem;
  flex-shrink: 0;
}

/* ---------- Bildschirm 2: Atemrunden ---------- */
.screen--breathing {
  flex-direction: column;
  justify-content: space-between;
  padding: 1.6rem;
}

.top-bar {
  width: 100%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.breathing-content {
  flex: 1;
  min-height: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(4px, 1.8vh, 14px);
}

.dots {
  display: flex;
  gap: 8px;
}
.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 248, 238, .28);
  transition: background .3s ease;
}
.dot--active {
  background: var(--gold);
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 248, 238, .12);
  color: var(--cream);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.star-wrap {
  width: min(46vw, 30vh, 220px);
  height: min(46vw, 30vh, 220px);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.star {
  width: 100%;
  height: 100%;
  transform: scale(var(--star-scale, .55));
  filter: drop-shadow(0 0 var(--star-glow, 4px) rgba(245, 200, 66, .9));
  transition-property: transform, filter;
  transition-timing-function: ease-in-out;
  transition-duration: 4s;
}
.star.star--sparkle {
  animation: sparkle-flash .6s ease-out;
}
@keyframes sparkle-flash {
  0%   { filter: drop-shadow(0 0 var(--star-glow, 4px) rgba(245, 200, 66, .9)) brightness(1); }
  40%  { filter: drop-shadow(0 0 calc(var(--star-glow, 4px) + 16px) rgba(255, 235, 190, 1)) brightness(1.35); }
  100% { filter: drop-shadow(0 0 var(--star-glow, 4px) rgba(245, 200, 66, .9)) brightness(1); }
}

.step-label {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.1rem, min(4vw, 5vh), 1.7rem);
  margin: 0;
  color: var(--cream);
}
.step-sub {
  font-size: clamp(.85rem, min(2.6vw, 3vh), 1.1rem);
  color: var(--sky);
  margin: 0;
}
.round-tag {
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .05em;
  color: var(--cream-dim);
  margin: 0;
}

/* ---------- Bildschirm 3: Abschluss ---------- */
.figure--end {
  width: min(34vw, 28vh, 165px);
}
.end-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.4rem, 4.5vw, 2rem);
  line-height: 1.3;
  color: var(--cream);
  margin: 0 0 .4rem;
}
.end-sub {
  font-size: 1rem;
  color: var(--sky);
  margin: 0 0 1.8rem;
}

/* ---------- Größere Bildschirme (Laptop/Desktop) ---------- */
@media (min-width: 700px) {
  .screen {
    max-width: 520px;
    margin: 0 auto;
  }
}

/* ---------- Ruhigere Darstellung, falls gewünscht ---------- */
@media (prefers-reduced-motion: reduce) {
  .starfield { animation: none; }
  .star { transition-duration: .3s !important; }
  .star--sparkle { animation: none; }
}