/* ===== Design tokens — Yoga Albisrieden Stundenplan ===== */
:root, [data-theme="light"] {
  --color-bg: #F1E6CC;
  --color-surface: #FFFFFF;
  --color-surface-2: #F8F1E0;
  --color-surface-offset: #EAE0C4;
  --color-border: #DED0AE;
  --color-divider: #E3D7B8;

  --color-text: #24201A;
  --color-text-muted: #6B6459;
  --color-text-faint: #A79E8A;
  --color-text-inverse: #FBF6EA;

  --color-primary: #24201A;
  --color-primary-hover: #3A342A;
  --color-accent: #5B7A55;
  --color-accent-highlight: #DFE7D6;

  --color-warning: #A5672E;
  --color-warning-highlight: #EFDFC9;
  --color-error: #A13C3C;
  --color-error-highlight: #EFD6D2;
  --color-success: #4C7A3F;
  --color-success-highlight: #DCE7D2;

  --radius-sm: 0.4rem;
  --radius-md: 0.7rem;
  --radius-lg: 1.1rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(36,32,26,0.06);
  --shadow-md: 0 6px 20px rgba(36,32,26,0.10);

  --transition-interactive: 160ms cubic-bezier(0.16,1,0.3,1);

  --font-display: 'Erode', 'Georgia', serif;
  --font-body: 'General Sans', 'Helvetica Neue', sans-serif;

  --text-xs: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.83rem + 0.2vw, 0.9375rem);
  --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1.05rem + 0.4vw, 1.3rem);
  --text-xl: clamp(1.375rem, 1.2rem + 0.9vw, 1.75rem);

  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
  --space-5: 1.25rem; --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem;
}

[data-theme="dark"] {
  --color-bg: #1B1812;
  --color-surface: #241F17;
  --color-surface-2: #2A241A;
  --color-surface-offset: #302A1F;
  --color-border: #3E3625;
  --color-divider: #362F22;

  --color-text: #EDE6D3;
  --color-text-muted: #B0A791;
  --color-text-faint: #7B7360;
  --color-text-inverse: #24201A;

  --color-primary: #EDE6D3;
  --color-primary-hover: #FFFFFF;
  --color-accent: #8FAE85;
  --color-accent-highlight: #33402E;

  --color-warning: #D79A5E;
  --color-warning-highlight: #4A3A24;
  --color-error: #D07C7C;
  --color-error-highlight: #4A2C2C;
  --color-success: #8FBF7E;
  --color-success-highlight: #2E3F27;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 6px 20px rgba(0,0,0,0.4);
}

/* ===== Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: none; text-size-adjust: none; -webkit-font-smoothing: antialiased; }
body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.45;
  padding-bottom: env(safe-area-inset-bottom);
}
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; border-radius: var(--radius-sm); }

.app { max-width: 560px; margin: 0 auto; min-height: 100dvh; display: flex; flex-direction: column; }

/* ===== Topbar ===== */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(var(--space-4) + env(safe-area-inset-top)) var(--space-5) var(--space-3);
  gap: var(--space-3);
}
.brand { display: flex; align-items: center; gap: var(--space-3); }
.brand__mark { width: 40px; height: 40px; object-fit: contain; flex-shrink: 0; }
.brand__text { display: flex; flex-direction: column; line-height: 1.2; }
.brand__name { font-family: var(--font-display); font-size: var(--text-lg); letter-spacing: -0.01em; }
.brand__name b { font-weight: 600; }
.brand__tag { font-size: var(--text-xs); color: var(--color-text-muted); }

.icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center;
  border-radius: var(--radius-full); background: var(--color-surface);
  border: 1px solid var(--color-border); color: var(--color-text);
  transition: transform var(--transition-interactive), background var(--transition-interactive);
}
.icon-btn:active { transform: scale(0.92); }
.icon-btn.is-loading svg { animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Install tip ===== */
.install-tip {
  margin: 0 var(--space-5) var(--space-3);
  background: var(--color-accent-highlight);
  color: var(--color-text);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  display: flex; align-items: flex-start; gap: var(--space-2);
  position: relative;
}
.install-tip p { padding-right: var(--space-6); }
.ios-share-glyph { display: inline-block; }
.install-tip__close {
  position: absolute; top: var(--space-2); right: var(--space-2);
  width: 24px; height: 24px; font-size: 1.1rem; border-radius: var(--radius-full);
  display: grid; place-items: center; color: var(--color-text-muted);
}

/* ===== Day nav ===== */
.days {
  display: flex; gap: var(--space-2);
  padding: 0 var(--space-5) var(--space-4);
  overflow-x: auto; scrollbar-width: none;
}
.days::-webkit-scrollbar { display: none; }
.day-pill {
  flex: 0 0 auto; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  min-width: 56px;
  transition: background var(--transition-interactive), color var(--transition-interactive), border-color var(--transition-interactive);
}
.day-pill span:first-child { font-size: var(--text-xs); color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.day-pill span:last-child { font-size: var(--text-base); font-weight: 600; }
.day-pill.is-active { background: var(--color-primary); color: var(--color-text-inverse); border-color: var(--color-primary); }
.day-pill.is-active span { color: var(--color-text-inverse); }
.day-pill.has-classes:not(.is-active)::after { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--color-accent); margin-top: 2px; }

/* ===== List ===== */
.list { flex: 1; padding: 0 var(--space-5) var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); }

.class-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex; gap: var(--space-4); align-items: center;
  box-shadow: var(--shadow-sm);
}
.class-card__time { flex: 0 0 auto; text-align: left; min-width: 64px; }
.class-card__time strong { display: block; font-size: var(--text-base); font-weight: 600; }
.class-card__time span { display: block; font-size: var(--text-xs); color: var(--color-text-muted); }
.class-card__body { flex: 1; min-width: 0; }
.class-card__title { font-family: var(--font-display); font-size: var(--text-base); font-weight: 500; }
.class-card__meta { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: 2px; }
.class-card__actions { flex: 0 0 auto; display: flex; flex-direction: column; align-items: flex-end; gap: var(--space-2); }

.badge {
  font-size: var(--text-xs); font-weight: 600; padding: 3px var(--space-2);
  border-radius: var(--radius-full); white-space: nowrap;
}
.badge--offen { background: var(--color-success-highlight); color: var(--color-success); }
.badge--warteliste { background: var(--color-warning-highlight); color: var(--color-warning); }
.badge--ausgebucht { background: var(--color-error-highlight); color: var(--color-error); }
.badge--abgesagt { background: var(--color-surface-offset); color: var(--color-text-muted); }

.btn-book {
  font-size: var(--text-sm); font-weight: 600; padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full); background: var(--color-primary); color: var(--color-text-inverse);
  transition: transform var(--transition-interactive), background var(--transition-interactive);
}
.btn-book:active { transform: scale(0.95); }
.btn-book[disabled] { background: var(--color-surface-offset); color: var(--color-text-faint); }

.empty-day {
  text-align: center; padding: var(--space-10) var(--space-4);
  color: var(--color-text-muted); font-size: var(--text-sm);
}
.empty-day strong { display: block; font-family: var(--font-display); font-size: var(--text-lg); color: var(--color-text); margin-bottom: var(--space-2); font-weight: 500; }

/* ===== Skeletons ===== */
.skeleton-group { display: flex; flex-direction: column; gap: var(--space-3); }
.skeleton {
  height: 76px; border-radius: var(--radius-lg);
  background: linear-gradient(100deg, var(--color-surface) 30%, var(--color-surface-2) 50%, var(--color-surface) 70%);
  background-size: 200% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }
@media (prefers-reduced-motion: reduce) { .skeleton { animation: none; } }

/* ===== Banners ===== */
.banner {
  margin: 0 var(--space-5) var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
}
.banner--demo { background: var(--color-warning-highlight); color: var(--color-warning); }
.banner--offline { background: var(--color-surface-offset); color: var(--color-text-muted); }
.banner--error { background: var(--color-error-highlight); color: var(--color-error); display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.banner--error button { font-weight: 600; text-decoration: underline; flex-shrink: 0; }

/* ===== Screens (Liste / Anmeldung) ===== */
.screen { flex: 1; display: flex; flex-direction: column; min-height: 0; }

/* ===== Anmeldung (Inline-Buchungsformular) ===== */
.booking-header {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-4) var(--space-5); font-family: var(--font-display); font-size: var(--text-lg);
  border-bottom: 1px solid var(--color-divider);
}
.booking-body { padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-5); overflow-y: auto; flex: 1; }

.booking-event__kurs { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 500; margin: 0 0 var(--space-1); }
.booking-event__meta { font-size: var(--text-sm); color: var(--color-text-muted); margin: 2px 0 0; }

.booking-warteliste-note {
  font-size: var(--text-sm); color: var(--color-warning); background: var(--color-warning-highlight);
  border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); margin: var(--space-2) 0 0;
}

.booking-form { display: flex; flex-direction: column; gap: var(--space-4); }
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: var(--text-xs); color: var(--color-text-muted); font-weight: 500; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; font-family: inherit; font-size: var(--text-sm); color: var(--color-text);
  background: var(--color-surface); border: 1.5px solid var(--color-border); border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4); outline: none; appearance: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--color-accent); }
.form-group input, .form-group select { height: 46px; }
.form-group textarea { min-height: 90px; resize: vertical; }
.select-wrap { position: relative; }
.select-wrap::after { content: "\25be"; position: absolute; right: 14px; top: 50%; transform: translateY(-50%); font-size: 10px; color: var(--color-text-muted); pointer-events: none; }

.submit-btn {
  height: 48px; border-radius: var(--radius-md); background: var(--color-primary); color: var(--color-text-inverse);
  font-size: var(--text-base); font-weight: 500; width: 100%;
}
.submit-btn:disabled { opacity: 0.6; }

.booking-remember-note { font-size: var(--text-xs); color: var(--color-text-muted); text-align: center; margin: var(--space-2) 0 0; }
.booking-forget-btn {
  display: block; margin: var(--space-2) auto 0; background: none; border: none; padding: 4px;
  font-size: var(--text-xs); color: var(--color-text-muted); text-decoration: underline; text-underline-offset: 2px;
}

.booking-success { text-align: center; padding: var(--space-8) var(--space-4); }
.booking-success__icon { font-size: 2.25rem; color: var(--color-success); margin-bottom: var(--space-3); }
.booking-success h3 { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 500; margin: 0 0 var(--space-2); }
.booking-success p { font-size: var(--text-sm); color: var(--color-text-muted); max-width: 34ch; margin: 0 auto var(--space-5); }
.back-link { font-size: var(--text-sm); font-weight: 600; color: var(--color-text); text-decoration: underline; text-underline-offset: 2px; }

/* ===== Status bar ===== */
.statusbar {
  text-align: center; padding: var(--space-3) var(--space-5) calc(var(--space-4) + env(safe-area-inset-bottom));
  font-size: var(--text-xs); color: var(--color-text-faint);
}

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}