/* ==========================================================================
   NährstoffAtlas — Wissenschaftliches Informationsportal für Omega-3 Fettsäuren
   Farbpalette: Wildlachs (Salmon) & Edle Walnuss (Walnut)
   - Vollbild-Hero mit scroll-adaptivem Text
   - Aufklappbares Dropdown-Menü in der Kopfzeile
   - Weiterführender Seitenübergang am Ende jeder Seite
   ========================================================================== */

:root {
  /* Lachs-Farbwelt (Salmon) */
  --color-salmon: #D96B43;
  --color-salmon-hover: #C25630;
  --color-salmon-light: #F4A384;
  --color-salmon-soft: #FAE8E0;
  --color-salmon-bg: #FFF9F6;
  --color-salmon-border: #F0C4B1;

  /* Walnuss-Farbwelt (Walnut Inserts & Struktur) */
  --color-walnut-dark: #3B2214;
  --color-walnut-medium: #6F452B;
  --color-walnut-warm: #8C5A3C;
  --color-walnut-surface: #F5ECE2;
  --color-walnut-insert: #EADBC9;
  --color-walnut-border: #D5BFA8;

  /* Allgemeine UI-Variablen */
  --color-primary: var(--color-salmon);
  --color-primary-light: var(--color-salmon-hover);
  --color-primary-subtle: var(--color-salmon-soft);
  --color-accent-teal: var(--color-walnut-medium);
  --color-bg: var(--color-salmon-bg);
  --color-surface: var(--color-walnut-surface);
  --color-surface-hover: var(--color-walnut-insert);
  --color-text: #2B1B12;
  --color-text-muted: #634838;
  --color-border: #D9C3B0;
  --color-border-light: #ECDCD0;

  /* Statusfarben für Hitzestabilität & Bioverfügbarkeit */
  --badge-cold-bg: #F3E5D8;
  --badge-cold-text: #5C371E;
  --badge-gentle-bg: #FDE5D9;
  --badge-gentle-text: #A83E1B;
  --badge-stable-bg: #E5EFE2;
  --badge-stable-text: #285428;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", Times, serif;

  --max-width: 1200px;
  --header-height: 74px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 2px 6px rgba(59, 34, 20, 0.08);
  --shadow-md: 0 12px 32px rgba(59, 34, 20, 0.16);
  --transition: 0.25s cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.65;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-walnut-dark);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-salmon);
}

ul, ol {
  list-style-position: inside;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typografie */
h1, h2, h3, h4 {
  color: var(--color-walnut-dark);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.015em;
}

h1 {
  font-size: clamp(2rem, 3.8vw, 3.1rem);
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.5rem, 2.5vw, 2.15rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 0.65rem;
}

p {
  margin-bottom: 1rem;
  color: var(--color-text);
}

.text-muted {
  color: var(--color-text-muted);
}

/* Scroll-adaptive Text-Animation (wird beim Scrollen sanft eingeblendet und ausgerichtet) */
.scroll-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease-out, transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

.scroll-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Abzeichen / Label mit Lachs-Ton und Walnuss-Kontur */
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #9E3B1A;
  background-color: var(--color-salmon-soft);
  border: 1px solid var(--color-salmon-border);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.85rem;
}

.section-header {
  max-width: 760px;
  margin-bottom: 2.75rem;
}

.section {
  padding: 4.75rem 0;
}

.section-alt {
  background: linear-gradient(180deg, #F7EDE2 0%, #FDF3EC 100%);
  border-top: 1px solid var(--color-walnut-border);
  border-bottom: 1px solid var(--color-walnut-border);
}

/* ==========================================================================
   Sticky Header mit aufklappbarem Dropdown-Menü
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 150;
  background-color: rgba(255, 248, 244, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--color-walnut-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  position: relative;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-walnut-dark);
  letter-spacing: -0.02em;
}

.brand-logo:hover {
  color: var(--color-salmon);
}

.brand-logo svg {
  width: 30px;
  height: 30px;
  stroke: var(--color-salmon);
  fill: var(--color-salmon-soft);
  flex-shrink: 0;
}

/* Dropdown-Menü-Steuerung */
.header-nav-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.dropdown-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: linear-gradient(135deg, var(--color-walnut-dark) 0%, var(--color-walnut-medium) 100%);
  color: #FFF9F6;
  border: 1px solid var(--color-walnut-dark);
  border-radius: var(--radius-sm);
  padding: 0.58rem 1.15rem;
  font-size: 0.94rem;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.dropdown-toggle-btn:hover,
.dropdown-toggle-btn[aria-expanded="true"] {
  background: var(--color-salmon);
  border-color: var(--color-salmon-hover);
  color: #FFFFFF;
}

.dropdown-chevron {
  width: 18px;
  height: 18px;
  transition: transform var(--transition);
}

.dropdown-toggle-btn[aria-expanded="true"] .dropdown-chevron {
  transform: rotate(180deg);
}

/* Das aufklappbare Dropdown-Panel */
.dropdown-menu-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: 340px;
  background-color: #FFFFFF;
  border: 2px solid var(--color-walnut-border);
  border-top: 4px solid var(--color-salmon);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 1.1rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
  z-index: 200;
}

.dropdown-menu-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-group-title {
  display: block;
  font-size: 0.73rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-walnut-medium);
  background-color: var(--color-walnut-surface);
  padding: 0.35rem 0.65rem;
  border-radius: 4px;
  margin-bottom: 0.45rem;
}

.dropdown-list {
  list-style: none;
  margin-bottom: 0.85rem;
}

.dropdown-list:last-child {
  margin-bottom: 0;
}

.dropdown-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.58rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--color-walnut-dark);
  transition: background-color var(--transition), color var(--transition), padding-left var(--transition);
}

.dropdown-link:hover,
.dropdown-link.active {
  background-color: var(--color-salmon-soft);
  color: var(--color-salmon-hover);
  padding-left: 1rem;
}

.dropdown-link-highlight {
  background-color: var(--color-salmon);
  color: #FFFFFF !important;
  margin-top: 0.35rem;
  justify-content: center;
}

.dropdown-link-highlight:hover {
  background-color: var(--color-salmon-hover) !important;
  color: #FFFFFF !important;
  padding-left: 0.75rem;
}

/* ==========================================================================
   Vollbild-Hero-Sektion (100% Bildschirmhöhe + scroll-adaptiver Text)
   ========================================================================== */
.hero-fullscreen {
  position: relative;
  min-height: calc(100vh - var(--header-height));
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 4.5rem 0 5.5rem;
  border-bottom: 4px solid var(--color-walnut-medium);
}

/* Vollbild-Hintergrundbild mit leichtem Zoom/Parallax-Effekt beim Scrollen */
.hero-bg-media {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image: url("../img/hero-omega3-quellen.jpg");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  transform: scale(var(--hero-bg-scale, 1.04)) translateY(var(--hero-bg-shift, 0px));
  transition: transform 0.1s linear;
  will-change: transform;
}

/* Edler Walnuss- und Lachs-Verlaufsfilter für optimale Textlesbarkeit */
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    115deg,
    rgba(43, 24, 14, 0.88) 0%,
    rgba(59, 34, 20, 0.78) 48%,
    rgba(140, 62, 34, 0.62) 100%
  );
}

.hero-fullscreen-inner {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Der scroll-adaptive Textblock im Vollbild-Hero */
.hero-scroll-card {
  background: rgba(52, 30, 18, 0.68);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(244, 163, 132, 0.38);
  border-left: 5px solid var(--color-salmon);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 3rem);
  box-shadow: 0 20px 50px rgba(20, 10, 5, 0.45);
  transform: translateY(var(--hero-text-shift, 0px));
  opacity: var(--hero-text-opacity, 1);
  transition: transform 0.08s linear, opacity 0.08s linear;
  will-change: transform, opacity;
}

.hero-scroll-card .section-label {
  background-color: rgba(217, 107, 67, 0.25);
  color: #FFD5C4;
  border-color: rgba(244, 163, 132, 0.5);
}

.hero-scroll-card h1 {
  color: #FFF9F6;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
}

.hero-scroll-card .hero-lead {
  font-size: clamp(1.05rem, 1.8vw, 1.22rem);
  color: #F5ECE2;
  margin-bottom: 2rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 2.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.82rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.btn-primary {
  background-color: var(--color-salmon);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(217, 107, 67, 0.35);
}

.btn-primary:hover {
  background-color: var(--color-salmon-hover);
  color: #FFFFFF;
  transform: translateY(-1px);
}

.btn-outline {
  background-color: var(--color-walnut-surface);
  color: var(--color-walnut-dark);
  border-color: var(--color-walnut-border);
}

.btn-outline:hover {
  background-color: var(--color-walnut-dark);
  color: #FFFFFF;
  border-color: var(--color-walnut-dark);
}

.btn-hero-secondary {
  background-color: rgba(245, 236, 226, 0.14);
  color: #FFF9F6;
  border: 1px solid rgba(245, 236, 226, 0.45);
}

.btn-hero-secondary:hover {
  background-color: rgba(245, 236, 226, 0.26);
  color: #FFFFFF;
}

/* Walnuss-Einsatz-Karten im Vollbild-Hero */
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(234, 219, 201, 0.25);
}

.metric-item {
  background: rgba(245, 236, 226, 0.94);
  padding: 0.95rem 1.05rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-walnut-border);
  border-left: 4px solid var(--color-salmon);
}

.metric-code {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--color-walnut-dark);
  display: block;
}

.metric-desc {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.35;
}

/* Scroll-Indikator am unteren Rand des Vollbild-Heros */
.hero-scroll-indicator {
  position: absolute;
  bottom: 1.35rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  color: #FAE8E0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.9;
}

.hero-scroll-indicator:hover {
  color: #FFFFFF;
  opacity: 1;
}

.hero-scroll-indicator svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-salmon-light);
  animation: gentleBounce 2s infinite;
}

@keyframes gentleBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

/* ==========================================================================
   Interaktive Tabs: Pflanzlich vs. Marin
   ========================================================================== */
.tabs-container {
  background-color: #FFFFFF;
  border: 1px solid var(--color-walnut-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.tabs-header {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  background-color: var(--color-walnut-surface);
  border-bottom: 1px solid var(--color-walnut-border);
}

.tab-btn {
  appearance: none;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 1.25rem 1.5rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  transition: all var(--transition);
  font-family: inherit;
}

.tab-btn:hover {
  color: var(--color-walnut-dark);
  background-color: rgba(217, 107, 67, 0.08);
}

.tab-btn.active {
  background-color: #FFFFFF;
  color: var(--color-salmon-hover);
  border-bottom-color: var(--color-salmon);
}

.tab-panel {
  display: none;
  padding: 2.5rem;
  background-color: #FFFFFF;
}

.tab-panel.active {
  display: block;
}

.tab-content-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: start;
}

.tab-image-box {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid var(--color-walnut-border);
  background-color: var(--color-walnut-surface);
}

.tab-image-box img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.tab-image-meta {
  padding: 1rem 1.25rem;
  font-size: 0.85rem;
  color: var(--color-walnut-dark);
  background-color: var(--color-walnut-insert);
  border-top: 1px solid var(--color-walnut-border);
}

/* Bioverfügbarkeits-Infografik mit Lachs- und Walnuss-Balken */
.bio-infographic {
  margin-top: 1.5rem;
  background-color: var(--color-salmon-bg);
  padding: 1.35rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-salmon-border);
  border-left: 4px solid var(--color-salmon);
}

.bio-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-walnut-dark);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bio-bar-group {
  margin-bottom: 0.9rem;
}

.bio-bar-group:last-child {
  margin-bottom: 0;
}

.bio-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.84rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--color-text);
}

.bio-bar-track {
  width: 100%;
  height: 10px;
  background-color: var(--color-walnut-insert);
  border-radius: 999px;
  overflow: hidden;
}

.bio-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-salmon) 0%, #E88863 100%);
  border-radius: 999px;
}

.bio-bar-fill.teal {
  background: linear-gradient(90deg, var(--color-walnut-dark) 0%, var(--color-walnut-warm) 100%);
}

.feature-list {
  list-style: none;
  margin: 1.25rem 0;
}

.feature-list li {
  position: relative;
  padding-left: 1.65rem;
  margin-bottom: 0.65rem;
  font-size: 0.95rem;
}

.feature-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-salmon);
  font-weight: 800;
}

/* ==========================================================================
   Karten-Indikatoren: Nährstoff-Matrix
   ========================================================================== */
.matrix-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.filter-btn {
  background-color: #FFFFFF;
  border: 1px solid var(--color-walnut-border);
  color: var(--color-walnut-dark);
  padding: 0.5rem 1.15rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.filter-btn:hover {
  border-color: var(--color-salmon);
  color: var(--color-salmon-hover);
  background-color: var(--color-salmon-soft);
}

.filter-btn.active {
  background-color: var(--color-walnut-dark);
  border-color: var(--color-walnut-dark);
  color: #FFFFFF;
}

.matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.matrix-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-walnut-border);
  border-top: 4px solid var(--color-salmon);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition), box-shadow var(--transition);
}

.matrix-card[data-category="pflanzlich"] {
  border-top-color: var(--color-walnut-medium);
}

.matrix-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.matrix-card.hidden {
  display: none;
}

.matrix-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.matrix-source-type {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-walnut-medium);
}

.heat-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.74rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  white-space: nowrap;
}

.heat-cold {
  background-color: var(--badge-cold-bg);
  color: var(--badge-cold-text);
}

.heat-gentle {
  background-color: var(--badge-gentle-bg);
  color: var(--badge-gentle-text);
}

.heat-stable {
  background-color: var(--badge-stable-bg);
  color: var(--badge-stable-text);
}

.matrix-stats {
  background-color: var(--color-walnut-surface);
  border: 1px solid var(--color-walnut-border);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1rem;
  margin: 1rem 0;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.86rem;
  padding: 0.25rem 0;
  border-bottom: 1px dashed var(--color-walnut-border);
}

.stat-row:last-child {
  border-bottom: none;
}

.stat-value {
  font-weight: 700;
  color: var(--color-salmon-hover);
}

.matrix-bar-wrap {
  margin-top: 0.65rem;
}

.matrix-bar-caption {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: 0.3rem;
}

.matrix-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ==========================================================================
   Wissenschafts-Akkordeon (FAQ)
   ========================================================================== */
.accordion-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 900px;
}

.accordion-item {
  background-color: #FFFFFF;
  border: 1px solid var(--color-walnut-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.accordion-trigger {
  width: 100%;
  background-color: var(--color-walnut-surface);
  border: none;
  padding: 1.25rem 1.5rem;
  text-align: left;
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--color-walnut-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: background-color var(--transition);
  font-family: inherit;
}

.accordion-trigger:hover {
  background-color: var(--color-salmon-soft);
}

.accordion-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: #FFFFFF;
  border: 1px solid var(--color-salmon-border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  line-height: 1;
  color: var(--color-salmon-hover);
  flex-shrink: 0;
  transition: transform var(--transition), background-color var(--transition);
}

.accordion-item.open .accordion-icon {
  transform: rotate(45deg);
  background-color: var(--color-salmon);
  color: #FFFFFF;
  border-color: var(--color-salmon);
}

.accordion-content {
  display: none;
  padding: 1.35rem 1.5rem;
  border-top: 1px solid var(--color-walnut-border);
  background-color: #FFFFFF;
}

.accordion-item.open .accordion-content {
  display: block;
}

/* ==========================================================================
   Seite 2: Angebot & Produktpräsentation
   ========================================================================== */
.product-showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.photo-upload-card {
  background: linear-gradient(145deg, var(--color-walnut-surface) 0%, var(--color-walnut-insert) 100%);
  border: 1px solid var(--color-walnut-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.photo-preview-frame {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-walnut-dark);
  border: 2px solid var(--color-walnut-medium);
  margin-bottom: 1rem;
}

.photo-preview-frame img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.upload-controls {
  background-color: #FFFFFF;
  border: 1px dashed var(--color-salmon);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
}

.upload-controls p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.upload-btn-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
}

.file-input-hidden {
  display: none;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.25rem 0 1.75rem;
  font-size: 0.92rem;
  background-color: #FFFFFF;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-walnut-border);
}

.spec-table th,
.spec-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
}

.spec-table th {
  background-color: var(--color-walnut-surface);
  color: var(--color-walnut-dark);
  font-weight: 700;
  width: 45%;
}

.quality-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.quality-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-walnut-border);
  border-left: 5px solid var(--color-salmon);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.quality-code {
  display: inline-block;
  font-family: monospace;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-walnut-dark);
  background-color: var(--color-walnut-insert);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.6rem;
  border: 1px solid var(--color-walnut-border);
}

/* ==========================================================================
   Seite 3: Kontakt, Impressum & DSGVO-Anfrageformular
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.form-card {
  background: linear-gradient(180deg, var(--color-salmon-soft) 0%, var(--color-walnut-surface) 100%);
  border: 1px solid var(--color-salmon-border);
  border-top: 4px solid var(--color-salmon);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-walnut-dark);
  margin-bottom: 0.45rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 0.95rem;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text);
  background-color: #FFFFFF;
  border: 1px solid var(--color-walnut-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-salmon);
  box-shadow: 0 0 0 3px rgba(217, 107, 67, 0.2);
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin: 1.35rem 0;
  font-size: 0.86rem;
  color: var(--color-text-muted);
}

.checkbox-group input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  accent-color: var(--color-salmon);
  flex-shrink: 0;
  cursor: pointer;
}

.form-status-box {
  display: none;
  margin-top: 1.25rem;
  padding: 1.15rem 1.25rem;
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
  color: var(--color-walnut-dark);
  border: 1px solid var(--color-salmon);
  border-left: 4px solid var(--color-salmon);
  font-size: 0.92rem;
}

.form-status-box.visible {
  display: block;
}

.legal-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-walnut-border);
  border-top: 3px solid var(--color-walnut-medium);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin-bottom: 1.5rem;
}

.legal-card h3 {
  border-bottom: 1px solid var(--color-walnut-border);
  padding-bottom: 0.65rem;
  margin-bottom: 1rem;
}

/* ==========================================================================
   Bestätigungs- & Dankesseite (danke.html)
   ========================================================================== */
.thankyou-card {
  background: linear-gradient(180deg, #FFFFFF 0%, var(--color-salmon-bg) 100%);
  border: 2px solid var(--color-walnut-border);
  border-top: 6px solid var(--color-salmon);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 4vw, 3.25rem);
  text-align: center;
  box-shadow: var(--shadow-md);
  max-width: 960px;
  margin: 0 auto;
}

.thankyou-icon-wrap {
  width: 68px;
  height: 68px;
  margin: 0 auto 1.25rem;
  border-radius: 50%;
  background-color: var(--color-salmon-soft);
  border: 2px solid var(--color-salmon);
  color: var(--color-salmon-hover);
  display: flex;
  align-items: center;
  justify-content: center;
}

.thankyou-icon-wrap svg {
  width: 34px;
  height: 34px;
}

.thankyou-summary-box {
  background-color: var(--color-walnut-surface);
  border: 1px solid var(--color-walnut-border);
  border-left: 5px solid var(--color-walnut-dark);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin: 0 auto 2.25rem;
  text-align: left;
  max-width: 780px;
}

.thankyou-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.summary-item {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
}

.summary-label {
  display: block;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.summary-value {
  font-size: 0.98rem;
  color: var(--color-walnut-dark);
}

.thankyou-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  text-align: left;
}

.thankyou-step-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-walnut-border);
  border-top: 3px solid var(--color-salmon);
  border-radius: var(--radius-md);
  padding: 1.35rem;
}

.step-badge {
  display: inline-block;
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-walnut-dark);
  background-color: var(--color-walnut-insert);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.6rem;
}

/* ==========================================================================
   Seitenübergang-Empfehlung am Ende jeder Seite (Nächste Seite)
   ========================================================================== */
.next-page-section {
  padding: 3.25rem 0;
  background: linear-gradient(135deg, #EADBC9 0%, #FAE8E0 100%);
  border-top: 2px solid var(--color-walnut-border);
}

.next-page-card {
  background: linear-gradient(135deg, var(--color-walnut-dark) 0%, #54321E 100%);
  border: 2px solid var(--color-walnut-medium);
  border-left: 6px solid var(--color-salmon);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  box-shadow: var(--shadow-md);
  color: #FFF9F6;
}

.next-page-card h2 {
  color: #FFF9F6;
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
  margin-bottom: 0.5rem;
}

.next-page-card p {
  color: #EADBC9;
  margin-bottom: 0;
  max-width: 640px;
  font-size: 0.96rem;
}

.next-page-step {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #FFD5C4;
  background-color: rgba(217, 107, 67, 0.28);
  border: 1px solid rgba(244, 163, 132, 0.45);
  padding: 0.28rem 0.7rem;
  border-radius: 4px;
  margin-bottom: 0.6rem;
}

.next-page-actions {
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ==========================================================================
   Footer in edlem Walnussholz-Ton mit Lachs-Akzenten
   ========================================================================== */
.site-footer {
  margin-top: auto;
  background: linear-gradient(180deg, #3B2214 0%, #28160C 100%);
  border-top: 4px solid var(--color-salmon);
  color: #F5ECE2;
  padding: 3.5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(245, 236, 226, 0.16);
}

.footer-brand {
  font-size: 1.3rem;
  font-weight: 800;
  color: #F9B89F;
  margin-bottom: 0.75rem;
  display: inline-block;
}

.footer-text {
  color: #E6D5C3;
  font-size: 0.9rem;
  max-width: 420px;
}

.footer-heading {
  color: #F9B89F;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a,
.footer-link-btn {
  color: #E6D5C3;
  font-size: 0.9rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-family: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

.footer-links a:hover,
.footer-link-btn:hover {
  color: var(--color-salmon);
  text-decoration: underline;
}

.footer-bottom {
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.82rem;
  color: #C9B29B;
}

/* Cookie-Einstellungen Inline-Panel */
.cookie-modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(43, 27, 18, 0.6);
  z-index: 250;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.cookie-modal-backdrop.open {
  display: flex;
}

.cookie-modal {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  max-width: 540px;
  width: 100%;
  padding: 2rem;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--color-walnut-border);
  border-top: 5px solid var(--color-salmon);
}

.cookie-option {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-border-light);
}

/* Responsive Design */
@media (max-width: 960px) {
  .tab-content-grid,
  .product-showcase-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .matrix-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .quality-grid,
  .thankyou-steps-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .next-page-card {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 768px) {
  .dropdown-menu-panel {
    width: calc(100vw - 2rem);
    right: 0;
  }

  .tabs-header {
    grid-template-columns: 1fr;
  }

  .matrix-grid,
  .hero-metrics,
  .footer-grid,
  .thankyou-summary-grid {
    grid-template-columns: 1fr;
  }

  .tab-panel {
    padding: 1.5rem;
  }

  .next-page-card {
    padding: 1.65rem;
  }
}