/* =============================================================
   ClayFactor — Site Styles
   Token-based, light primary, Hanken Grotesk single-family.
   Foundation: BRAND.md · Tokens: brand.css (imported below).
   ============================================================= */

@import url('./brand.css');


/* ---------- Reset ---------- */

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: var(--font-body);
  background: var(--bg-page);
  color: var(--text-primary);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  letter-spacing: var(--tr-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

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

img {
  height: auto;
}


/* ---------- Container & layout ---------- */

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

.section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

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

.section--ink {
  background: var(--bg-ink);
  color: var(--text-on-dark);
}

.section--kivaia {
  background: var(--kivaia-violet-dark);
  color: var(--text-on-dark);
}


/* ---------- Eyebrow + counter pattern ---------- */

.eyebrow {
  display: inline-block;
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--burgundy);
  margin-bottom: var(--space-3);
}

.section--ink .eyebrow,
.section--kivaia .eyebrow {
  color: var(--burgundy-bright);
}

.eyebrow .counter {
  color: inherit;
  margin-right: 0.6em;
}


/* ---------- Headings ---------- */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: inherit;
  font-weight: 500;
  letter-spacing: var(--tr-heading);
  line-height: var(--lh-heading);
}

h2 {
  font-size: var(--fs-h2);
  max-width: 28ch;
}

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


/* ---------- Navigation ---------- */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 0;
  background: transparent;
  transition: background-color var(--dur-base) var(--ease-out),
              padding var(--dur-base) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out);
}

.navbar.scrolled {
  background: rgba(250, 248, 245, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.6rem 0;
  box-shadow: 0 1px 0 var(--border-subtle);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text-primary);
}

.nav-logo:hover { color: var(--burgundy); }

.nav-logo-mark {
  width: 36px;
  height: 36px;
  color: var(--burgundy);
  transform-origin: left center;
  transition: transform var(--dur-base) var(--ease-out);
}

.navbar.scrolled .nav-logo-mark {
  transform: scale(0.78);
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.nav-logo-wordmark {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.1rem;
  letter-spacing: var(--tr-heading);
  color: var(--text-primary);
}

.nav-logo-eyebrow {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 3px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.25rem;
  align-items: center;
  position: relative;
}

.nav-indicator {
  position: absolute;
  left: 0;
  bottom: -6px;
  height: 1px;
  background: var(--burgundy);
  pointer-events: none;
  opacity: 0;
  transform: translate3d(0, 0, 0);
  width: 0;
  transition: transform var(--dur-base) var(--ease-out),
              width var(--dur-base) var(--ease-out),
              opacity var(--dur-fast) var(--ease-out);
  will-change: transform, width;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: var(--tr-body);
  transition: color var(--dur-fast) var(--ease-out);
}

.nav-links a:hover { color: var(--burgundy); }
.nav-links a.active { color: var(--text-primary); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 110;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--dur-base) var(--ease-out),
              opacity var(--dur-base) var(--ease-out);
}

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }


/* ---------- Language switch ---------- */

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding-left: 1.25rem;
  border-left: 1px solid var(--border-subtle);
  margin-left: 0.5rem;
}

.lang-switch a,
.lang-switch .lang-active {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.lang-switch .lang-active {
  color: var(--text-primary);
  font-weight: 600;
}

.lang-sep {
  color: var(--text-quiet);
  font-size: 0.85rem;
  user-select: none;
}


/* ---------- Hero (asymmetric split) ---------- */

.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: flex;
  align-items: center;
  padding-top: 6rem;
  padding-bottom: 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-8);
  align-items: center;
}

.hero-copy {
  max-width: 38ch;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: var(--fs-display);
  line-height: var(--lh-display);
  letter-spacing: var(--tr-display);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.hero-title em {
  font-style: normal;
  color: var(--burgundy);
}

.hero-lede {
  font-size: var(--fs-lede);
  color: var(--text-secondary);
  line-height: var(--lh-body);
  max-width: 40ch;
  margin-bottom: var(--space-4);
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--burgundy);
  border-bottom: 1px solid var(--burgundy);
  padding-bottom: 4px;
  transition: color var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
}

.hero-cta:hover { color: var(--burgundy-deep); }

.hero-cta:active { transform: scale(0.97); }

.hero-cta span[aria-hidden] {
  display: inline-block;
  transition: transform var(--dur-fast) var(--ease-out);
}

.hero-cta:hover span[aria-hidden] { transform: translateY(2px); }

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transform: translate3d(0, var(--drift-y, 0px), 0)
             perspective(1000px)
             rotateX(var(--tilt-x, 0deg))
             rotateY(var(--tilt-y, 0deg));
  transform-style: preserve-3d;
  will-change: transform;
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* ---------- Manufaktur section ---------- */

.manufaktur {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

.manufaktur-grid {
  display: grid;
  grid-template-columns: 5fr 4fr;
  gap: var(--space-8);
  align-items: start;
}

.manufaktur-copy h2 {
  margin-bottom: var(--space-4);
}

.manufaktur-body {
  font-size: var(--fs-lede);
  color: var(--text-secondary);
  line-height: var(--lh-body);
  max-width: 56ch;
}

.manufaktur-visual {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transform: translate3d(0, var(--drift-y, 0px), 0);
  will-change: transform;
}

.manufaktur-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* ---------- Products section ---------- */

.products-header {
  margin-bottom: var(--space-8);
  max-width: 56ch;
}

.products-header h2 {
  margin-bottom: var(--space-3);
}

.kivaia-card {
  display: grid;
  grid-template-columns: 6fr 4fr;
  gap: var(--space-8);
  align-items: center;
  color: var(--text-primary);
}

.kivaia-card-visual {
  background: var(--bg-soft);
  border-radius: var(--radius-lg);
  aspect-ratio: 3 / 2;
  padding: clamp(28px, 5%, 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(20px, 4%, 48px);
  overflow: visible;
}

.kivaia-phone {
  display: block;
  height: 100%;
  width: auto;
  max-width: 48%;
  border-radius: 10% / 4.6%;
  box-shadow:
    0 40px 80px -22px rgba(26, 18, 48, 0.45),
    0 16px 36px -10px rgba(94, 43, 181, 0.40),
    0 0 0 1px rgba(26, 18, 48, 0.06);
  transform: translate3d(0, var(--drift-y, 0px), 0);
  will-change: transform;
}

.kivaia-card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 52ch;
}

.kivaia-card-eyebrow {
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--kivaia-violet-accent);
}

.kivaia-card h3 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--text-primary);
  font-weight: 500;
  letter-spacing: var(--tr-heading);
}

.kivaia-card p {
  color: var(--text-secondary);
  font-size: var(--fs-lede);
  line-height: var(--lh-body);
}

.kivaia-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--kivaia-violet-accent);
  border-bottom: 1px solid var(--kivaia-violet-accent);
  padding-bottom: 4px;
  width: max-content;
  transition: transform var(--dur-fast) var(--ease-out);
}

.kivaia-card-cta:active { transform: scale(0.97); }

.kivaia-card-cta span[aria-hidden] {
  display: inline-block;
  transition: transform var(--dur-fast) var(--ease-out);
}

.kivaia-card-cta:hover span[aria-hidden] { transform: translateX(2px); }

.pipeline-note {
  margin-top: var(--space-8);
  font-size: var(--fs-lede);
  color: var(--text-secondary);
  max-width: 52ch;
}


/* ---------- Anchor pull-quote (warm burgundy ink) ---------- */

.anchor {
  background: var(--bg-ink);
  color: var(--text-on-dark);
  padding: var(--space-16) 0;
}

.anchor-quote {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.3;
  letter-spacing: var(--tr-heading);
  color: var(--text-on-dark);
  max-width: 32ch;
}

.anchor-quote .word {
  display: inline-block;
  opacity: 0;
  transform: translate3d(0, 0.5em, 0);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
  will-change: opacity, transform;
}

.anchor-quote.visible .word {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.anchor-cite {
  margin-top: var(--space-4);
  font-style: normal;
  font-size: var(--fs-body);
  color: var(--text-on-dark-muted);
  letter-spacing: var(--tr-body);
}


/* ---------- Contact ---------- */

.contact-header h2 {
  margin-bottom: var(--space-3);
}

.contact-lede {
  font-size: var(--fs-lede);
  color: var(--text-secondary);
  line-height: var(--lh-body);
  max-width: 52ch;
  margin-bottom: var(--space-6);
}

.contact-email {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.contact-email-label {
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-email a {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 500;
  color: var(--burgundy);
  letter-spacing: var(--tr-heading);
  width: max-content;
  background-image: linear-gradient(currentColor, currentColor);
  background-position: 0 100%;
  background-repeat: no-repeat;
  background-size: 0% 1px;
  padding-bottom: 2px;
  transition: background-size var(--dur-base) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
}

.contact-email a:hover { background-size: 100% 1px; }

.contact-email a:active { transform: scale(0.97); }


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

.footer {
  background: var(--bg-ink-deeper);
  color: var(--text-on-dark-muted);
  padding: var(--space-8) 0 var(--space-4);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-logo {
  height: 56px;
  width: auto;
  color: var(--text-on-dark);
}

.footer-microcopy {
  color: var(--text-on-dark-muted);
  font-size: var(--fs-small);
  max-width: 32ch;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  margin-bottom: var(--space-2);
}

.footer-col a {
  display: block;
  font-size: var(--fs-small);
  color: var(--text-on-dark-muted);
  margin-bottom: 0.5rem;
  transition: color var(--dur-fast) var(--ease-out);
}

.footer-col a:hover { color: var(--text-on-dark); }

.footer-bottom {
  border-top: 1px solid var(--border-on-dark);
  padding-top: var(--space-3);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-on-dark-quiet);
}


/* ---------- Reveal-on-scroll ----------
   Note: the slide-up transform is scoped to .reveal-elements that don't
   carry their own motion (data-drift / data-tilt). Drift/Tilt-hosts keep
   their composed transform (translate3d + perspective + rotate) and reveal
   via opacity only — otherwise specificity collisions kill the parallax. */

.reveal {
  opacity: 0;
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}

.reveal:not([data-drift]):not([data-tilt]) {
  transform: translateY(24px);
}

.reveal.visible {
  opacity: 1;
}

.reveal:not([data-drift]):not([data-tilt]).visible {
  transform: translateY(0);
}


/* ---------- Legal pages (Impressum, Datenschutz, 404) ---------- */

.legal-page {
  padding: 8rem var(--container-pad) var(--space-12);
  max-width: calc(720px + var(--container-pad) * 2);
  margin: 0 auto;
}

.legal-page h1 {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: var(--tr-heading);
  margin-bottom: var(--space-6);
}

.legal-page h2 {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: var(--tr-heading);
  margin-top: var(--space-6);
  margin-bottom: var(--space-2);
  max-width: 100%;
}

.legal-page ul {
  padding-left: 1.5rem;
  margin-bottom: var(--space-3);
}

.legal-page p,
.legal-page li {
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-2);
}

.legal-page a {
  color: var(--burgundy);
  border-bottom: 1px solid currentColor;
}

.legal-page a:hover { color: var(--burgundy-deep); }

.legal-back {
  display: inline-block;
  margin-top: var(--space-8);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--burgundy);
  border-bottom: 1px solid var(--burgundy);
  padding-bottom: 4px;
  transition: color var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
}

.legal-back:hover { color: var(--burgundy-deep); }

.legal-back:active { transform: scale(0.97); }


/* ---------- Error page (404) ---------- */

.error-page {
  text-align: left;
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 8rem var(--container-pad) var(--space-12);
  max-width: calc(720px + var(--container-pad) * 2);
  margin: 0 auto;
}

.error-page .error-text {
  font-size: var(--fs-lede);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}


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

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  .manufaktur-grid {
    grid-template-columns: 1fr;
  }
  .kivaia-card {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 72%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-page);
    box-shadow: -1px 0 0 var(--border-subtle);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: var(--space-8) var(--space-6);
    gap: var(--space-3);
    transform: translateX(100%);
    transition: transform var(--dur-base) var(--ease-out);
  }

  .nav-links.active { transform: translateX(0); }

  .nav-links a { font-size: 1.15rem; }

  .lang-switch {
    padding-left: 0;
    border-left: none;
    margin-left: 0;
    margin-top: var(--space-3);
  }

  .section { padding-top: var(--space-8); padding-bottom: var(--space-8); }
  .manufaktur { padding-top: var(--space-8); padding-bottom: var(--space-8); }
  .anchor { padding: var(--space-8) 0; }

  .hero { min-height: auto; padding-top: 7rem; }

  .kivaia-card {
    grid-template-columns: 1fr;
  }
  .kivaia-card-visual { aspect-ratio: 4 / 3; }
  .footer-grid { grid-template-columns: 1fr; }
}