/* ==========================================================================
   WunderkammerDigital — Styles
   ========================================================================== */

/* --- Fonts (self-hosted, DSGVO-konform) --- */
@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  font-stretch: 100%;
  src: url('../fonts/roboto-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7,
    U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F,
    U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F,
    U+A720-A7FF;
}

@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  font-stretch: 100%;
  src: url('../fonts/roboto-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6,
    U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122,
    U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* --- Design Tokens --- */
:root {
  /* Farben — Light Mode (Default) */
  --color-bg:        #f5f2ef;
  --color-surface:   #ffffff;
  --color-surface-2: #ece8e4;
  --color-text:      #2c2628;
  --color-text-muted:#6b5f5a;
  --color-primary:   #3d8b80;
  --color-primary-hover: #326f66;
  --color-secondary: #b8976a;
  --color-border:    #d9d3cd;
  --color-hero-bg:   #2c2628;
  --color-hero-text: #f0ece8;

  /* Typografie */
  --font-sans: 'Roboto', system-ui, -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-serif: 'Book Antiqua', Palatino, 'Palatino Linotype', Georgia, serif;

  --fs-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --fs-sm:   clamp(0.875rem, 0.82rem + 0.28vw, 1rem);
  --fs-base: clamp(1rem,     0.93rem + 0.33vw, 1.125rem);
  --fs-lg:   clamp(1.125rem, 1rem    + 0.5vw,  1.375rem);
  --fs-xl:   clamp(1.375rem, 1.1rem  + 1vw,    1.875rem);
  --fs-2xl:  clamp(1.75rem,  1.3rem  + 1.5vw,  2.5rem);
  --fs-3xl:  clamp(2rem,     1.4rem  + 2.2vw,  3.25rem);

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 6rem;

  /* Layout */
  --max-width: 72rem;
  --gutter:    clamp(1rem, 3vw, 2rem);

  /* Misc */
  --radius:    0.5rem;
  --radius-lg: 1rem;
  --transition: 200ms ease;
}

/* --- Dark Mode --- */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg:        #2c2628;
    --color-surface:   #3a3335;
    --color-surface-2: #453e40;
    --color-text:      #f0ece8;
    --color-text-muted:#a39991;
    --color-primary:   #5ec4b6;
    --color-primary-hover: #4dafa2;
    --color-secondary: #c4a882;
    --color-border:    #524a4c;
    --color-hero-bg:   #1e1a1c;
    --color-hero-text: #f0ece8;
  }
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  font-weight: 400;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--gutter);
  z-index: 1000;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-primary);
  color: #fff;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius);
}

.skip-link:focus {
  top: var(--space-xs);
}

/* --- Typography --- */
h1, h2, h3, h4 {
  line-height: 1.25;
  font-weight: 700;
}

h1 { font-size: var(--fs-3xl); }
h2 { font-size: var(--fs-2xl); margin-block-end: var(--space-md); }
h3 { font-size: var(--fs-xl);  margin-block-end: var(--space-xs); }
h4 { font-size: var(--fs-lg); }

p { margin-block-end: var(--space-sm); }

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
  transition: color var(--transition);
}

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

/* --- Focus Styles (a11y) --- */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 2px;
}

/* --- Scroll offset for sticky header --- */
section[id] {
  scroll-margin-top: 5.5rem;
}

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

section {
  padding-block: var(--space-xl);
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-block-end: 1px solid var(--color-border);
  padding-block: var(--space-sm);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 700;
  font-size: var(--fs-lg);
}

.site-logo img {
  height: 3.5rem;
  width: auto;
  flex-shrink: 0;
}

.site-logo span {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--fs-lg);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text);
  white-space: nowrap;
}

/* --- Navigation --- */
.site-nav ul {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.site-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--fs-sm);
  font-weight: 500;
  transition: color var(--transition);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-primary);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  color: var(--color-text);
}

.nav-toggle svg {
  width: 1.5rem;
  height: 1.5rem;
  display: block;
}

@media (max-width: 48em) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-block-end: 1px solid var(--color-border);
    padding: var(--space-sm) var(--gutter);
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    gap: var(--space-xs);
  }

  .site-nav a {
    display: block;
    padding-block: var(--space-xs);
  }
}

/* --- Hero --- */
.hero {
  position: relative;
  background-color: var(--color-hero-bg);
  color: var(--color-hero-text);
  padding-block: var(--space-2xl);
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  margin-block-end: var(--space-sm);
}

.hero .tagline {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  font-style: italic;
  color: var(--color-secondary);
  margin-block-end: var(--space-xs);
}

.hero .subtitle {
  font-size: var(--fs-xl);
  font-weight: 300;
  max-width: 42rem;
  margin-inline: auto;
  margin-block-end: var(--space-lg);
}

.hero .cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background-color: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  font-size: var(--fs-base);
  border-radius: var(--radius);
  transition: background-color var(--transition), transform var(--transition);
}

.hero .cta:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
}

.hero .cta:focus-visible {
  outline-color: var(--color-secondary);
}

/* --- Section Headings --- */
.section-heading {
  text-align: center;
  margin-block-end: var(--space-lg);
}

.section-heading p {
  color: var(--color-text-muted);
  max-width: 40rem;
  margin-inline: auto;
}

/* --- Leistungen (Services) --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: var(--space-md);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
  .service-card:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  }
}

.service-card .icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  margin-block-end: var(--space-sm);
  background: var(--color-surface-2);
  border-radius: var(--radius);
  color: var(--color-primary);
}

.service-card .icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.service-card h3 {
  font-size: var(--fs-lg);
}

.service-card p {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  margin-block-end: 0;
}

/* --- Produkte --- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
  gap: var(--space-md);
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.product-card .product-img {
  aspect-ratio: 16 / 9;
  background: var(--color-surface-2);
  overflow: hidden;
}

.product-card .product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.product-card:hover .product-img img {
  transform: scale(1.03);
}

.product-card .product-body {
  padding: var(--space-md);
}

.product-card h3 {
  font-size: var(--fs-lg);
}

.product-card p {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  margin-block-end: var(--space-sm);
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.tag {
  font-size: var(--fs-xs);
  padding: 0.125rem 0.625rem;
  background: var(--color-surface-2);
  border-radius: 999px;
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* --- Referenzen --- */
.references-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: var(--space-md);
}

.reference-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.reference-card .ref-img {
  aspect-ratio: 16 / 10;
  background: var(--color-hero-bg);
  overflow: hidden;
}

.reference-card .ref-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.reference-card:hover .ref-img img {
  transform: scale(1.03);
}

.reference-card .ref-body {
  padding: var(--space-md);
}

.reference-card h3 {
  font-size: var(--fs-base);
  font-weight: 500;
}

.reference-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-block-end: 0;
}

.ref-meta {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-block-end: var(--space-xs);
}

/* --- Profil / Über uns --- */
.profile {
  background: var(--color-surface-2);
}

.profile-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: start;
}

@media (min-width: 48em) {
  .profile-content {
    grid-template-columns: 1fr 1fr;
  }
}

.profile-content blockquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--fs-lg);
  color: var(--color-primary);
  border-inline-start: 3px solid var(--color-primary);
  padding-inline-start: var(--space-sm);
  margin-block-end: var(--space-md);
}

.profile-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.profile-features li {
  display: flex;
  gap: var(--space-xs);
  align-items: flex-start;
}

.profile-features .check {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.2rem;
  color: var(--color-primary);
}

/* --- Zielgruppen --- */
.audiences-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: var(--space-sm);
}

.audience-item {
  text-align: center;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.audience-item .icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  margin-inline: auto;
  margin-block-end: var(--space-xs);
  background: var(--color-surface-2);
  border-radius: 50%;
  color: var(--color-primary);
}

.audience-item .icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.audience-item h3 {
  font-size: var(--fs-sm);
  font-weight: 500;
  margin-block-end: 0;
}

/* --- Kontakt --- */
.contact {
  background-color: var(--color-hero-bg);
  color: var(--color-hero-text);
  text-align: center;
}

.contact h2 {
  color: var(--color-hero-text);
}

.contact p {
  max-width: 36rem;
  margin-inline: auto;
}

.contact .cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  margin-block-start: var(--space-sm);
  background-color: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  font-size: var(--fs-lg);
  border-radius: var(--radius);
  transition: background-color var(--transition), transform var(--transition);
}

.contact .cta:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
}

/* --- Footer --- */
.site-footer {
  background-color: var(--color-hero-bg);
  color: var(--color-hero-text);
  border-block-start: 1px solid var(--color-border);
  padding-block: var(--space-md);
  font-size: var(--fs-sm);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
}

.footer-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.footer-links a {
  color: var(--color-hero-text);
  opacity: 0.8;
  text-decoration: none;
  transition: opacity var(--transition);
}

.footer-links a:hover {
  opacity: 1;
}

.footer-copy {
  opacity: 0.75;
}

/* --- Legal Pages (Impressum, Datenschutz) --- */
.legal-page {
  padding-block: var(--space-xl);
}

.legal-page h1 {
  font-size: var(--fs-2xl);
  margin-block-end: var(--space-lg);
}

.legal-page h2 {
  font-size: var(--fs-xl);
  margin-block-start: var(--space-lg);
}

.legal-page h3 {
  font-size: var(--fs-lg);
  margin-block-start: var(--space-md);
}

.legal-page p,
.legal-page ul,
.legal-page address {
  margin-block-end: var(--space-sm);
}

.legal-page address {
  font-style: normal;
}

.legal-page ul {
  padding-inline-start: 1.5rem;
}

/* --- Utility --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Print --- */
@media print {
  .site-header,
  .site-footer,
  .nav-toggle { display: none; }

  .hero .cta { display: none; }

  body {
    color: #000;
    background: #fff;
    font-size: 12pt;
    line-height: 1.5;
  }

  a { color: #000; text-decoration: underline; }
  a[href]::after { content: " (" attr(href) ")"; font-size: 0.8em; }
}