/*
 * layout.css — Container, Sektionen, Raster, Header-/Footer-Gerüst
 * ==========================================================================*/

/* ========================================================================== */
/* Container                                                                   */
/* ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--wide   { max-width: var(--container-wide); }
.container--narrow { max-width: var(--container-narrow); }

/* ========================================================================== */
/* Sektionen — tragen den ruhigen Vertikalrhythmus (Layout-Prinzip 1)          */
/* ========================================================================== */
.section {
  position: relative;
  padding-block: var(--section-y);
}
.section--tight { padding-block: var(--space-xl); }
.section--alt   { background: var(--c-cream-2); }
.section--paper { background: var(--c-paper); }
.section--forest {
  background: var(--c-forest);
  color: var(--c-cream);
}
.section--forest h1,
.section--forest h2,
.section--forest h3 { color: var(--c-cream); }

/* Sektionskopf (Eyebrow + Titel + Lead), zentriert oder linksbündig */
.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  max-width: 60ch;
  margin-bottom: var(--space-lg);
}
.section-head--center {
  align-items: center;
  text-align: center;
  margin-inline: auto;
}
.section-head .lead {
  font-size: var(--fs-md);
  color: var(--muted);
  max-width: 56ch;
}

/* ========================================================================== */
/* Raster-Utilities                                                            */
/* ========================================================================== */
.grid { display: grid; gap: var(--space-md); }

/* Drei-Spalten-USP (Layout-Prinzip 2 — rhythmische Komposition) */
.grid--usp {
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

/* Produkt-/Rezept-Raster: auto-fit, min. Kachelbreite */
.grid--cards {
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
  gap: clamp(1.2rem, 2.5vw, 2rem);
}
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 920px) {
  .grid--usp,
  .grid--3 { grid-template-columns: 1fr; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .grid--4 { grid-template-columns: 1fr; }
}

/* Bild/Text-Split — alterniert links/rechts (Layout-Prinzip 2) */
.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
}
.split--reverse .split__media { order: 2; }
.split__body { max-width: 56ch; }

@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; gap: var(--space-lg); }
  .split--reverse .split__media { order: 0; }
}

/* ========================================================================== */
/* Header-Gerüst                                                               */
/* ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(247, 239, 223, 0.9); /* Fallback ohne color-mix-Support */
  background: color-mix(in srgb, var(--c-cream) 88%, transparent);
  backdrop-filter: blur(12px) saturate(1.1);
  -webkit-backdrop-filter: blur(12px) saturate(1.1);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease),
              background-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}
.site-header.is-stuck {
  border-bottom-color: var(--c-line);
  box-shadow: var(--shadow-sm);
}

/* Service-Leiste (Tel/Mail) über der Hauptnav */
.topbar {
  background: var(--c-forest);
  color: var(--c-footer-ink);
  font-size: var(--fs-xs);
  letter-spacing: 0.02em;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-md);
  min-height: 38px;
  padding-block: 6px;
  max-width: 100%; /* volle Breite statt 1240er-Container – nur Gutter-Rand */
}
.topbar__claim { margin-right: auto; } /* Claim linksbündig, Kontakt rechtsbündig */
.topbar a { color: var(--c-footer-ink); display: inline-flex; align-items: center; gap: 0.45em; white-space: nowrap; }
.topbar a:hover { color: var(--c-gold-soft); }
/* Feste Icon-Größe: sonst blähen die ungesizten SVGs den Link auf und die
   Nummer/Mail bricht mehrzeilig um. */
.topbar a svg { width: 16px; height: 16px; flex: 0 0 auto; }
.topbar__sep { opacity: 0.4; }
@media (max-width: 620px) {
  .topbar__inner { justify-content: center; gap: var(--space-sm); }
  .topbar__claim { display: none; }
}

.header-bar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-md);
  min-height: var(--header-h);
}

.site-branding { display: inline-flex; align-items: center; gap: 0.6rem; }

/* Primärnavigation */
.primary-nav { justify-self: center; }
.primary-nav ul {
  display: flex;
  align-items: center;
  gap: clamp(0.6rem, 1.6vw, 1.6rem);
  list-style: none;
  margin: 0; padding: 0;
}
.primary-nav a {
  display: inline-block;
  padding: 0.5em 0.2em;
  color: var(--c-espresso);
  font-weight: 500;
  font-size: var(--fs-sm);
  letter-spacing: 0.01em;
}

.header-actions {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

@media (max-width: 980px) {
  .primary-nav { display: none; } /* wird zum Off-Canvas, siehe components.css */
}

/* ========================================================================== */
/* Footer-Gerüst                                                               */
/* ========================================================================== */
.site-footer {
  background: var(--c-footer-bg);
  color: var(--c-footer-ink);
  padding-block: var(--space-xl) var(--space-lg);
  margin-top: var(--space-2xl);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
}
@media (max-width: 880px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(236, 228, 207, 0.16);
  font-size: var(--fs-xs);
  color: var(--c-footer-muted);
}