*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:      #1A1612;
  --text:    #F0EBE0;
  --accent:  #C9A84C;
  --font:    'Cormorant Garamond', Georgia, serif;
}

html {
  height: 100%;
  overflow: hidden;
}

body {
  height: 100dvh;
  max-height: 100dvh;
  overflow: hidden;
  overscroll-behavior: none;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  display: flex;
  flex-direction: column;
}

/* En-tête */
header {
  padding: 1.5rem 2rem;
  text-align: center;
}

.site-title {
  color: var(--accent);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-title:hover {
  opacity: 0.8;
}

/* Contenu principal centré */
main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

/* Carte mantra */
.mantra-card {
  max-width: 680px;
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.mantra-text {
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.6;
  font-style: italic;
  color: var(--text);
  transition: opacity 0.3s ease;
}

.mantra-text.fading {
  opacity: 0;
}

/* Navigation */
.mantra-nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
}

.nav-btn {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font);
  font-size: 1.2rem;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, opacity 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-btn:hover:not(:disabled) {
  background: var(--accent);
  color: var(--bg);
}

.nav-btn:disabled {
  opacity: 0.2;
  cursor: default;
}

.nav-btn--random {
  font-size: 1rem;
}

@media (max-width: 480px) {
  header {
    padding: 0.75rem 1.5rem;
  }

  /* Padding asymétrique : moins en haut, plus en bas → contenu remonté */
  main {
    padding: 0.5rem 1.5rem 3rem;
  }

  .mantra-card {
    gap: 2rem;
  }

  .mantra-text {
    font-size: 1.25rem;
  }

  .nav-btn {
    width: 2.75rem;
    height: 2.75rem;
  }
}