/* ============================================
   NOBLE SPIRITS LOUNGE — Design System
   ============================================
   1. Custom Properties
   2. Reset & Base
   3. Typography
   4. Layout
   5. Dark Mode
   6. Language Switching
   7. Navbar
   8. Mobile Menu
   9. Hero
   10. Positioning
   11. Signature (Shelf)
   12. Services
   13. Raumwelten (Inspiration)
   14. Materials
   15. Process
   16. CTA
   17. Footer
   18. Animations
   19. Media Queries
   ============================================ */

/* ------------------------------------------
   1. CUSTOM PROPERTIES
   ------------------------------------------ */
:root {
  /* Colors — dark luxury palette (matching logo) */
  --color-bg: #0e0c0a;
  --color-bg-alt: #151210;
  --color-bg-elevated: #1a1714;
  --color-text: #ddd2c0;
  --color-text-muted: #a89880;
  --color-heading: #e8dcc8;
  --color-accent: #c9a84c;
  --color-accent-hover: #dbb95e;
  --color-accent-muted: rgba(201, 168, 76, 0.15);
  --color-surface: #1a1714;
  --color-surface-hover: #221f1a;
  --color-border: rgba(201, 168, 76, 0.1);
  --color-border-strong: rgba(201, 168, 76, 0.2);
  --color-navbar: rgba(14, 12, 10, 0.92);
  --color-navbar-text: #e0d5c2;
  --color-footer-bg: #080706;
  --color-footer-text: #8a7e6e;

  /* Typography */
  --font-display: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Cormorant Garamond', 'Georgia', serif;
  --fs-sm: 0.875rem;
  --fs-base: 1.05rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.75rem;
  --fs-2xl: clamp(2rem, 4vw, 3rem);
  --fs-hero: clamp(2.8rem, 7vw, 5.5rem);
  --fs-hero-sub: clamp(1rem, 2vw, 1.35rem);
  --lh-tight: 1.15;
  --lh-base: 1.65;
  --ls-wide: 0.15em;
  --ls-wider: 0.25em;
  --ls-widest: 0.35em;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-section: clamp(5rem, 12vw, 9rem);

  /* Layout */
  --max-width: 1140px;
  --navbar-h: 64px;
  --radius: 6px;
  --radius-lg: 14px;
  --radius-pill: 50px;

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast: 0.2s var(--ease);
  --t-base: 0.35s var(--ease);
  --t-slow: 0.5s var(--ease);
}

/* ------------------------------------------
   2. RESET & BASE
   ------------------------------------------ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--navbar-h) + 2rem);
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Hidden state inputs */
.state-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

/* ------------------------------------------
   3. TYPOGRAPHY
   ------------------------------------------ */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-heading);
  line-height: var(--lh-tight);
}

h2 {
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-sm);
}

h3 {
  font-size: var(--fs-xl);
}

p {
  max-width: 65ch;
}

.section-label {
  display: block;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.section-desc {
  font-size: var(--fs-lg);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

.divider {
  width: 60px;
  height: 1px;
  background: var(--color-accent);
  border: none;
  margin: var(--space-md) 0;
}

.divider--center {
  margin-left: auto;
  margin-right: auto;
}

/* Gold gradient text for special headings */
.text-gold {
  background: linear-gradient(135deg, #c9a84c 0%, #dbb95e 40%, #c9a84c 60%, #a8893a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ------------------------------------------
   4. LAYOUT
   ------------------------------------------ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-section) 0;
}

.section--alt {
  background-color: var(--color-bg-alt);
}

.text-center {
  text-align: center;
}

.text-center p {
  margin-left: auto;
  margin-right: auto;
}

/* ------------------------------------------
   5. DARK MODE (light mode toggle)
   ------------------------------------------ */
body:has(#dark-mode-toggle:checked) {
  --color-bg: #faf6f1;
  --color-bg-alt: #f0e6d6;
  --color-bg-elevated: #ffffff;
  --color-text: #3d2b1f;
  --color-text-muted: #7a6555;
  --color-heading: #2c1810;
  --color-accent: #a07830;
  --color-accent-hover: #b8860b;
  --color-accent-muted: rgba(160, 120, 48, 0.1);
  --color-surface: #ffffff;
  --color-surface-hover: #f5efe8;
  --color-border: rgba(90, 62, 43, 0.1);
  --color-border-strong: rgba(90, 62, 43, 0.18);
  --color-navbar: rgba(28, 20, 14, 0.92);
  --color-navbar-text: #f5f0eb;
  --color-footer-bg: #1a1410;
  --color-footer-text: #c4b5a5;
}

body:has(#dark-mode-toggle:checked) .mode-toggle__icon::before {
  content: "☾";
}

body:has(#dark-mode-toggle:checked) .hero {
  background: linear-gradient(
    170deg,
    #f0e6d6 0%,
    #e8dcc8 30%,
    #d8c8a8 60%,
    #c9a84c 100%
  );
}

body:has(#dark-mode-toggle:checked) .hero::before {
  background: radial-gradient(
    ellipse at 50% 100%,
    rgba(160, 120, 48, 0.12) 0%,
    transparent 60%
  );
}

body:has(#dark-mode-toggle:checked) .hero h1 {
  color: #2c1810;
}

body:has(#dark-mode-toggle:checked) .hero__tagline {
  color: #5a4535;
}

body:has(#dark-mode-toggle:checked) .hero__label {
  color: #8b6c2c;
}

body:has(#dark-mode-toggle:checked) .hero .btn--primary {
  background: #2c1810;
  color: #f5efe8;
}

body:has(#dark-mode-toggle:checked) .hero .btn--primary:hover {
  background: #3d2b1f;
}

body:has(#dark-mode-toggle:checked) .logo-img {
  filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.3)) drop-shadow(0 2px 6px rgba(0, 0, 0, 0.2));
}

body:has(#dark-mode-toggle:checked) .signature__visual {
  background: linear-gradient(135deg, #e8dcc8 0%, #d8c8a8 40%, #c9a84c 100%);
}

body:has(#dark-mode-toggle:checked) .raumwelt-card {
  background: var(--color-surface);
}

body:has(#dark-mode-toggle:checked) .raumwelt-card__name {
  color: var(--color-heading);
}

body:has(#dark-mode-toggle:checked) .cta-section {
  background: linear-gradient(135deg, #3d2b1f 0%, #2c1810 50%, #1a1410 100%);
}

body:has(#dark-mode-toggle:checked) .cta-section h2 {
  color: #f5efe8;
}

body:has(#dark-mode-toggle:checked) .cta-section .section-desc {
  color: #c4b5a5;
}

body:has(#dark-mode-toggle:checked) .cta-section .section-label {
  color: #c9a84c;
}

body:has(#dark-mode-toggle:checked) .cta__contact-item h3 {
  color: #c9a84c;
}

body:has(#dark-mode-toggle:checked) .cta__contact-item p {
  color: #c4b5a5;
}

/* ------------------------------------------
   6. LANGUAGE SWITCHING
   ------------------------------------------ */
/* Default: show German, hide English */
.t-en { display: none; }

body:has(#lang-en:checked) .t-de { display: none; }
body:has(#lang-en:checked) .t-en { display: inline; }

/* Block-level translation spans */
h1 .t-de, h1 .t-en,
h2 .t-de, h2 .t-en,
h3 .t-de, h3 .t-en,
p .t-de, p .t-en,
span .t-de, span .t-en {
  display: revert;
}

body:has(#lang-en:checked) h1 .t-de,
body:has(#lang-en:checked) h2 .t-de,
body:has(#lang-en:checked) h3 .t-de,
body:has(#lang-en:checked) p .t-de,
body:has(#lang-en:checked) span .t-de {
  display: none;
}

/* Block-level elements */
p.t-de, p.t-en,
li.t-de, li.t-en,
dt.t-de, dt.t-en,
dd.t-de, dd.t-en,
div.t-de, div.t-en {
  display: block;
}

.t-en.t-en[class] { display: none; }
body:has(#lang-en:checked) .t-en.t-en[class] { display: block; }
body:has(#lang-en:checked) .t-de.t-de[class] { display: none; }

body:has(#lang-en:checked) .t-en { display: inline; }

/* Language indicator */
.lang-current::after {
  content: "DE";
}
body:has(#lang-en:checked) .lang-current::after {
  content: "EN";
}

/* ------------------------------------------
   7. NAVBAR
   ------------------------------------------ */
.navbar {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: min(92%, 1200px);
  height: var(--navbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-md);
  background: var(--color-navbar);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-pill);
  border: 1px solid rgba(201, 168, 76, 0.08);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
  z-index: 1000;
}

.logo {
  display: flex;
  align-items: center;
  white-space: nowrap;
}

.logo-text-img {
  height: 28px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: clamp(1rem, 2.5vw, 2rem);
}

.nav-links a {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-navbar-text);
  position: relative;
  padding: 4px 0;
  transition: color var(--t-fast);
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--t-base);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
  width: 100%;
}

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

/* Nav controls */
.nav-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Mode toggle */
.mode-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--t-fast);
  color: var(--color-navbar-text);
}

.mode-toggle:hover {
  background: rgba(201, 168, 76, 0.1);
}

.mode-toggle__icon {
  font-size: 1.1rem;
  line-height: 1;
}

.mode-toggle__icon::before {
  content: "☀";
}

/* Language selector */
.lang-selector {
  position: relative;
}

.lang-current {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: var(--ls-wide);
  color: var(--color-navbar-text);
  cursor: pointer;
  transition: background var(--t-fast);
  border: 1px solid rgba(201, 168, 76, 0.15);
}

.lang-current:hover,
.lang-current:focus {
  background: rgba(201, 168, 76, 0.1);
  outline: none;
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 130px;
  background: var(--color-navbar);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(201, 168, 76, 0.08);
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--t-fast), visibility var(--t-fast), transform var(--t-fast);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.lang-selector:hover .lang-dropdown,
.lang-selector:focus-within .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-dropdown label {
  display: block;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-navbar-text);
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}

.lang-dropdown label:hover {
  background: rgba(201, 168, 76, 0.1);
  color: var(--color-accent);
}

/* Hamburger (mobile) */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  transition: background var(--t-fast);
}

.hamburger:hover {
  background: rgba(201, 168, 76, 0.1);
}

.hamburger__line {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--color-navbar-text);
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-fast);
}

/* ------------------------------------------
   8. MOBILE MENU
   ------------------------------------------ */
body:has(#mobile-menu-toggle:checked) .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
body:has(#mobile-menu-toggle:checked) .hamburger__line:nth-child(2) {
  opacity: 0;
}
body:has(#mobile-menu-toggle:checked) .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ------------------------------------------
   9. HERO
   ------------------------------------------ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--navbar-h) + var(--space-lg)) var(--space-md) var(--space-lg);
  background: linear-gradient(
    170deg,
    #0a0908 0%,
    #0e0c0a 20%,
    #151210 45%,
    #1a1510 65%,
    #0e0c0a 100%
  );
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(201, 168, 76, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 30% 70%, rgba(201, 168, 76, 0.03) 0%, transparent 40%),
    radial-gradient(ellipse at 70% 30%, rgba(201, 168, 76, 0.02) 0%, transparent 40%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero__logo {
  margin: 0 auto var(--space-lg);
  max-width: 280px;
}

.logo-img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 4px 20px rgba(201, 168, 76, 0.15));
}

.hero__label {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  display: block;
}

.hero h1 {
  font-size: var(--fs-hero);
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--color-heading);
}

.hero__tagline {
  font-size: var(--fs-hero-sub);
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  font-style: italic;
  margin-left: auto;
  margin-right: auto;
  max-width: 600px;
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  padding: 14px 36px;
  border-radius: var(--radius-pill);
  transition: all var(--t-base);
}

.btn--primary {
  background: var(--color-accent);
  color: #0e0c0a;
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(201, 168, 76, 0.3);
}

.btn--outline {
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  background: transparent;
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background: var(--color-accent);
  color: #0e0c0a;
  transform: translateY(-2px);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  letter-spacing: var(--ls-wide);
  animation: bounce 2.5s infinite;
}

.scroll-indicator__arrow {
  width: 18px;
  height: 18px;
  border-right: 1px solid var(--color-accent);
  border-bottom: 1px solid var(--color-accent);
  transform: rotate(45deg);
  opacity: 0.5;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ------------------------------------------
   10. POSITIONING (What we do)
   ------------------------------------------ */
.positioning__text {
  max-width: 750px;
  margin: 0 auto var(--space-lg);
  text-align: center;
  font-size: var(--fs-lg);
  color: var(--color-text);
}

.positioning__keywords {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  max-width: 800px;
  margin: 0 auto;
}

.keyword {
  text-align: center;
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--t-base), background var(--t-base);
}

.keyword:hover {
  border-color: var(--color-border-strong);
  background: var(--color-accent-muted);
}

.keyword__icon {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  display: block;
  color: var(--color-accent);
}

.keyword h3 {
  font-size: var(--fs-base);
  letter-spacing: var(--ls-wide);
}

/* ------------------------------------------
   11. SIGNATURE (The Shelf)
   ------------------------------------------ */
.signature {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.signature__text h2 {
  margin-bottom: var(--space-sm);
}

.signature__text p {
  color: var(--color-text);
  font-size: var(--fs-lg);
  margin-bottom: var(--space-md);
}

.signature__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.signature__feature {
  display: flex;
  align-items: baseline;
  gap: var(--space-xs);
  font-size: var(--fs-base);
  color: var(--color-text);
}

.signature__feature::before {
  content: "—";
  color: var(--color-accent);
  flex-shrink: 0;
}

.signature__visual {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #0e0c0a 0%, #1a1714 30%, #2a2118 60%, #c9a84c 100%);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.signature__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

/* Simulate shelf glow */
.signature__visual::before {
  content: "";
  position: absolute;
  inset: 15% 20%;
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius);
  background: linear-gradient(
    180deg,
    rgba(201, 168, 76, 0.02) 0%,
    rgba(201, 168, 76, 0.08) 100%
  );
  box-shadow:
    inset 0 0 40px rgba(201, 168, 76, 0.05),
    0 0 60px rgba(201, 168, 76, 0.03);
}

.signature__visual::after {
  content: "";
  position: absolute;
  bottom: 25%;
  left: 25%;
  right: 25%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.2), transparent);
}

/* ------------------------------------------
   12. SERVICES
   ------------------------------------------ */
.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.service-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--t-base), background var(--t-base);
}

.service-card:hover {
  border-color: var(--color-border-strong);
  background: var(--color-accent-muted);
}

.service-card__icon {
  font-size: 1.5rem;
  color: var(--color-accent);
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
}

.service-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: 4px;
}

.service-card p {
  color: var(--color-text-muted);
  font-size: var(--fs-base);
}

/* ------------------------------------------
   13. RAUMWELTEN (Inspiration)
   ------------------------------------------ */
.raumwelten__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.raumwelt-card {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  cursor: default;
}

.raumwelt-card__bg {
  position: absolute;
  inset: 0;
  transition: transform var(--t-slow);
}

.raumwelt-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.raumwelt-card:hover .raumwelt-card__bg {
  transform: scale(1.05);
}

.raumwelt-card__bg--whisky {
  background: linear-gradient(135deg, #1a1410 0%, #2a1f12 40%, #3d2b10 70%, #c9a84c 100%);
}

.raumwelt-card__bg--gentleman {
  background: linear-gradient(135deg, #0e0c0a 0%, #1a1714 40%, #2c2420 70%, #4a3830 100%);
}

.raumwelt-card__bg--collector {
  background: linear-gradient(135deg, #151210 0%, #2a2118 40%, #4a3520 70%, #8b7355 100%);
}

.raumwelt-card__bg--bar {
  background: linear-gradient(135deg, #0e0a08 0%, #1a1410 40%, #3d2b1a 70%, #c9a84c 100%);
}

.raumwelt-card__bg--presentation {
  background: linear-gradient(135deg, #0e0c0a 0%, #1a1714 50%, #2a2420 80%, #5a4838 100%);
}

.raumwelt-card__content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.3) 40%, transparent 70%);
  z-index: 1;
}

.raumwelt-card__name {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: #f5f0e8;
  letter-spacing: var(--ls-wide);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6), 0 2px 12px rgba(0, 0, 0, 0.3);
}

.raumwelt-card__desc {
  font-size: var(--fs-sm);
  color: rgba(230, 220, 200, 0.85);
  margin-top: 4px;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

/* ------------------------------------------
   14. MATERIALS
   ------------------------------------------ */
.materials__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.material-card {
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--t-base), background var(--t-base);
}

.material-card:hover {
  border-color: var(--color-border-strong);
  background: var(--color-accent-muted);
}

.material-card__icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  display: block;
}

.material-card h3 {
  font-size: var(--fs-base);
  letter-spacing: var(--ls-wide);
  margin-bottom: var(--space-xs);
}

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

/* ------------------------------------------
   15. PROCESS
   ------------------------------------------ */
.timeline {
  position: relative;
  max-width: 700px;
  margin: var(--space-lg) auto 0;
  padding-left: var(--space-lg);
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--color-border-strong);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-lg);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-lg) + 2px);
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 3px solid var(--color-bg-alt);
}

.timeline__year {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.timeline__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  color: var(--color-heading);
  margin-bottom: var(--space-xs);
}

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

/* ------------------------------------------
   16. CTA
   ------------------------------------------ */
.cta-section {
  text-align: center;
  padding: var(--space-section) var(--space-md);
  background: linear-gradient(135deg, #0e0c0a 0%, #151210 50%, #1a1510 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(201, 168, 76, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

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

.cta-section h2 {
  color: #e8dcc8;
}

.cta-section .section-label {
  color: #c9a84c;
}

.cta-section .section-desc {
  color: #a89880;
}

.cta-section .divider {
  margin-left: auto;
  margin-right: auto;
}

.cta__contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  max-width: 700px;
  margin: var(--space-lg) auto;
  text-align: center;
}

.cta__contact-item h3 {
  color: #c9a84c;
  font-size: var(--fs-base);
  letter-spacing: var(--ls-wide);
  margin-bottom: var(--space-xs);
}

.cta__contact-item p {
  color: #a89880;
  margin: 0 auto;
  font-size: var(--fs-base);
}

.cta-section .btn--primary {
  margin-top: var(--space-md);
}

/* ------------------------------------------
   17. FOOTER
   ------------------------------------------ */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: var(--space-xl) var(--space-md) var(--space-md);
  border-top: 1px solid rgba(201, 168, 76, 0.06);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer__brand .logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.06em;
  margin-bottom: var(--space-sm);
}

.footer__brand p {
  color: var(--color-footer-text);
  font-size: var(--fs-sm);
  max-width: 300px;
}

.footer__heading {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: #c8bda8;
  margin-bottom: var(--space-sm);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
}

.footer__links li {
  margin-bottom: var(--space-xs);
}

.footer__links a {
  font-size: var(--fs-sm);
  color: var(--color-footer-text);
  transition: color var(--t-fast);
}

.footer__links a:hover {
  color: var(--color-accent);
}

.footer__contact p {
  font-size: var(--fs-sm);
  margin-bottom: var(--space-xs);
}

.footer__bottom {
  max-width: var(--max-width);
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(201, 168, 76, 0.06);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-sm);
  color: rgba(138, 126, 110, 0.5);
}

/* ------------------------------------------
   18. ANIMATIONS
   ------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ------------------------------------------
   19. MEDIA QUERIES
   ------------------------------------------ */

/* Tablet — 640px+ */
@media (min-width: 640px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .raumwelten__grid .raumwelt-card:first-child {
    grid-column: span 2;
  }

  .materials__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .cta__contact {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* Desktop — 1024px+ */
@media (min-width: 1024px) {
  .signature {
    grid-template-columns: 1fr 1fr;
  }

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

  .raumwelten__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .raumwelten__grid .raumwelt-card:first-child {
    grid-column: span 1;
  }

  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }

  .hero__logo {
    max-width: 340px;
  }
}

/* Mobile — below 768px */
@media (max-width: 767px) {
  .nav-links {
    position: fixed;
    inset: 0;
    background: var(--color-navbar);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    transform: translateX(100%);
    transition: transform var(--t-base);
    z-index: 999;
  }

  body:has(#mobile-menu-toggle:checked) .nav-links {
    transform: translateX(0);
  }

  .nav-links a {
    font-size: var(--fs-lg);
  }

  .hamburger {
    display: flex;
  }

  .hero h1 {
    font-size: clamp(2.2rem, 8vw, 3.5rem);
  }

  .hero__logo {
    max-width: 200px;
  }

  .positioning__keywords {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

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

  .timeline {
    padding-left: var(--space-md);
  }

  .timeline::before {
    left: 4px;
  }

  .timeline__item::before {
    left: calc(-1 * var(--space-md) + -1px);
    width: 12px;
    height: 12px;
  }
}