/* ──────────────────────────────────────────────────────────────────────────
 * layout.css
 *
 * Wiederverwendbare Layout-Komponenten und globaler Reset.
 * Verbindlich gemäß ADR_LP_003 (30.04.2026).
 *
 * Ladereihenfolge: design-tokens.css MUSS vorher geladen sein.
 * ──────────────────────────────────────────────────────────────────────── */


/* ═══ FONTS (selbst-gehostet, DSGVO-konform) ═══════════════════════════════
 *
 * WOFF2-Files liegen in /assets/fonts/. Beziehen via google-webfonts-helper:
 * https://gwfh.mranftl.com/fonts → "Modern Browsers" → ZIP herunterladen.
 *
 * Falls die Font-Files (noch) nicht da sind, fällt der Browser auf System-Fonts
 * zurück (siehe --font-serif / --font-sans Fallbacks in design-tokens.css).
 * ═════════════════════════════════════════════════════════════════════════ */

@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('/assets/fonts/fraunces-v38-latin-300.woff2') format('woff2');
}

@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/fraunces-v38-latin-regular.woff2') format('woff2');
}

@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/fraunces-v38-latin-500.woff2') format('woff2');
}

@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/assets/fonts/fraunces-v38-latin-600.woff2') format('woff2');
}

@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/assets/fonts/fraunces-v38-latin-700.woff2') format('woff2');
}

@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 300;
  font-display: swap;
  src: url('/assets/fonts/fraunces-v38-latin-300italic.woff2') format('woff2');
}

@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/fraunces-v38-latin-500italic.woff2') format('woff2');
}

@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('/assets/fonts/dm-sans-v17-latin-300.woff2') format('woff2');
}

@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/dm-sans-v17-latin-regular.woff2') format('woff2');
}

@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/dm-sans-v17-latin-500.woff2') format('woff2');
}

@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/assets/fonts/dm-sans-v17-latin-600.woff2') format('woff2');
}

@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/assets/fonts/dm-sans-v17-latin-700.woff2') format('woff2');
}


/* ═══ RESET + GLOBAL BASE ═════════════════════════════════════════════════ */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--dark);
  background: var(--offwhite);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: var(--petrol);
}


/* ═══ CONTAINER ═══════════════════════════════════════════════════════════ */

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-wide {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 2rem;
}


/* ═══ BRAND-NAV (Header, fixed, dunkel) ══════════════════════════════════ */

.brand-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 2rem;
  background: rgba(14, 45, 51, 0.95);  /* petrol-dk mit Transparenz */
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: box-shadow 0.2s;
}

.brand-nav-logo {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--weiss);
  letter-spacing: 0.08em;
  text-decoration: none;
}

.brand-nav-logo span {
  color: var(--tuerkis);
}

.brand-nav-cta {
  background: var(--orange);
  color: var(--weiss);
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  padding: 0.55rem 1.25rem;
  border-radius: 3px;
  text-decoration: none;
  transition: opacity 0.2s;
}

.brand-nav-cta:hover {
  opacity: 0.88;
}

@media (max-width: 600px) {
  .brand-nav { padding: 0.9rem 1.25rem; }
  .brand-nav-logo { font-size: 1rem; letter-spacing: 0.06em; }
  .brand-nav-cta { font-size: 0.75rem; padding: 0.5rem 0.95rem; }
}


/* ═══ BRAND-BAR (Header, statisch, hell — für Health-Check & einfache Pages) */

.brand-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 36px;
  border-bottom: 1px solid rgba(27, 110, 122, 0.18);
  font-size: 13px;
  color: var(--petrol);
  letter-spacing: 1.5px;
  font-family: var(--font-sans);
}

.brand-bar-name { font-weight: 500; }
.brand-bar-claim { opacity: 0.7; }


/* ═══ BRAND-FOOTER ════════════════════════════════════════════════════════ */

.brand-footer {
  background: var(--petrol-dk);
  color: rgba(255, 255, 255, 0.78);
  padding: 3rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
}

.brand-footer-inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.brand-footer-brand strong {
  color: var(--weiss);
  font-weight: 500;
}

.brand-footer-nav a {
  color: rgba(255, 255, 255, 0.78);
  margin-left: 1.5rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.brand-footer-nav a:first-child {
  margin-left: 0;
}

.brand-footer-nav a:hover {
  color: var(--tuerkis);
}

@media (max-width: 600px) {
  .brand-footer-inner { flex-direction: column; align-items: flex-start; }
  .brand-footer-nav a:first-child { margin-left: 0; }
}


/* ═══ PAPIER-CARD (zentrales Card-Pattern) ═══════════════════════════════
 *
 * Verbindliches Pattern für Cards auf allen Seiten.
 * Border-left definiert Sektionsfarbe: --petrol (default), --tuerkis, --salbei, --erdbrown.
 * ════════════════════════════════════════════════════════════════════════ */

.papier-card {
  background: var(--papier);
  border-left: 4px solid var(--petrol);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-card);
  transition:
    border-color var(--transition-med),
    box-shadow var(--transition-med),
    transform var(--transition-med);
}

.papier-card:hover {
  box-shadow: var(--shadow-card-h);
}

/* Varianten je Sektion */
.papier-card--turquoise { border-left-color: var(--tuerkis); }
.papier-card--salbei    { border-left-color: var(--salbei); }
.papier-card--erdbrown  { border-left-color: var(--erdbrown); }
.papier-card--orange    { border-left-color: var(--orange); }


/* ═══ BUTTON: PRIMARY ═════════════════════════════════════════════════════ */

.btn-primary {
  display: inline-block;
  background: var(--orange);
  color: var(--weiss);
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 1rem;
  padding: 1rem 2rem;
  border: none;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-cta);
  transition: transform 0.2s, opacity 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn-primary:hover {
  background: var(--orange-hover);
  opacity: 0.95;
  transform: translateY(-1px);
  box-shadow: var(--shadow-cta-h);
}

.btn-primary:disabled,
.btn-primary[disabled] {
  background: var(--grau-light);
  color: #999;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}


/* ═══ SECTION-LABEL (Eyebrow mit Strich-Prefix) ══════════════════════════ */

.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--petrol);
  font-weight: 500;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.section-label::before {
  content: '';
  display: block;
  width: 1.5rem;
  height: 1px;
  background: var(--petrol);
}


/* ═══ SECTION-TITLE (Fraunces Serif) ═════════════════════════════════════ */

.section-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.9rem, 3.5vw, 2.7rem);
  line-height: 1.18;
  color: var(--dark);
  margin-bottom: 1.1rem;
  max-width: 680px;
}

.section-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--petrol);
}


/* ═══ SECTION-LEAD (italic Erdbrown-Text unter Section-Title) ════════════ */

.section-lead {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  color: var(--erdbrown);
  max-width: 580px;
  line-height: 1.75;
}


/* ═══ ACCESSIBILITY: Reduce Motion ═══════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}