/* ---------------------------------------------------
   aLPAca – Farbpalette abgeleitet aus logo.png
   Header  = Farbe der Produkt-Überschrift (Logo-Navy)
   Produkt = hellste Farbe (warmes Creme)
   Footer  = dieselbe Farbe wie der Header, zugleich Randfarbe des Produktteils
--------------------------------------------------- */
:root {
  --color-accent-navy: #2e5982;
  --color-accent-brown: #6b4226;

  --color-header-bg: var(--color-accent-navy);
  --color-header-text: #f5e6cb;
  --color-header-text-muted: #d8b98f;

  --color-product-bg: #fbf3e4;
  --color-product-text: #2b1b12;
  --color-product-text-muted: #5c4632;

  --color-footer-bg: var(--color-header-bg);
  --color-footer-text: var(--color-header-text);
  --color-footer-heading: var(--color-header-text);
  --color-footer-link: var(--color-header-text-muted);

  --max-width: 960px;
  --edge-gap: 2.5rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-product-text);
  background-color: var(--color-product-bg);
}

a {
  color: inherit;
}

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

h1, h2, h3 {
  line-height: 1.25;
  margin: 0 0 0.6em;
}

/* ---------------- Header ---------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  width: 100%;
  background-color: var(--color-header-bg);
  color: var(--color-header-text);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.75rem var(--edge-gap);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--color-header-text);
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.brand-sub {
  font-size: 0.75rem;
  color: var(--color-header-text-muted);
}

.main-nav {
  display: flex;
  gap: 1.25rem;
}

.main-nav a {
  color: var(--color-header-text);
  text-decoration: none;
  font-size: 0.95rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  border-color: var(--color-header-text-muted);
}

/* ---------------- Produktteil ---------------- */

.product {
  background-color: var(--color-product-bg);
  text-align: center;
}

.product-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem var(--edge-gap);
}

.product-logo {
  width: 140px;
  height: 140px;
  margin: 0 auto 1.5rem;
}

.product h1 {
  font-size: 2.1rem;
  color: var(--color-accent-navy);
  max-width: 32ch;
  margin-left: auto;
  margin-right: auto;
}

.tagline {
  font-size: 1.15rem;
  color: var(--color-product-text-muted);
  max-width: 55ch;
  margin: 0 auto 1.5rem;
}

.intro {
  max-width: 65ch;
  margin: 0 auto 2.5rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1.25rem;
  text-align: left;
  margin-bottom: 2.5rem;
}

.feature-card {
  background-color: #ffffff;
  border: 1px solid #e9dcc4;
  border-radius: 10px;
  padding: 1.25rem;
}

.feature-icon {
  font-size: 1.6rem;
  display: inline-block;
  margin-bottom: 0.5rem;
}

.feature-card h2 {
  font-size: 1.05rem;
  color: var(--color-accent-brown);
}

.feature-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--color-product-text-muted);
}

.outro {
  max-width: 60ch;
  margin: 0 auto;
  font-style: italic;
  color: var(--color-product-text-muted);
}

/* ---------------- Footer ---------------- */

.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem var(--edge-gap);
}

.footer-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-col h2 {
  font-size: 1.1rem;
  color: var(--color-footer-heading);
}

.footer-col p {
  font-size: 0.92rem;
  margin: 0 0 0.9rem;
}

.footer-col a {
  color: var(--color-footer-link);
  text-decoration: underline;
}

.privacy {
  border-top: 1px solid rgba(245, 230, 203, 0.25);
  padding-top: 1.25rem;
}

.privacy summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--color-footer-heading);
  font-size: 1.05rem;
}

.privacy summary:hover {
  text-decoration: underline;
}

.privacy-content {
  margin-top: 1.25rem;
  font-size: 0.9rem;
}

.privacy-content h3 {
  font-size: 0.95rem;
  color: var(--color-footer-heading);
  margin-bottom: 0.4em;
}

.privacy-content p {
  margin: 0 0 1.1em;
}

/* ---------------- Responsive / Mobile ---------------- */

@media (max-width: 640px) {
  .header-inner {
    padding: 0.75rem 1.25rem;
  }

  .product-inner {
    padding: 2.5rem 1.25rem;
  }

  .footer-inner {
    padding: 2.5rem 1.25rem;
  }

  .footer-columns {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .main-nav {
    gap: 1rem;
  }
}