/* ============================================================
   LAYOUT.CSS — Mosaic grid architecture, section structure
   Layout paradigm: A=4 Mosaic — asymmetric CSS grid, no uniform card sizes
   ============================================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  background: var(--surface-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

/* ---- Page-level top offset for fixed nav ---- */
.content-offset {
  padding-top: 0; /* nav is hidden by default — no offset needed */
}

/* ---- Section base ---- */
section {
  position: relative;
}

.inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ================================================================
   HERO SECTION
   Split mosaic: 4/6 type | 2/6 image, full-viewport-height
   ================================================================ */

.hero {
  min-height: 100svh;
  display: grid;
  grid-template-columns: 4fr 2fr;
  border-bottom: 2px solid var(--border-strong);
  position: relative;
  overflow: hidden;
}

.hero__type {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-10) var(--space-8) var(--space-9) var(--gutter);
  border-right: 2px solid var(--border-strong);
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--space-5);
}

.hero__h1 {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-7);
  font-feature-settings: "liga" 1, "onum" 1;
  max-width: 14ch;
}

.hero__sub {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 52ch;
  line-height: 1.65;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.hero__note {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 400;
}

/* Ghost numeral — decorative typographic texture */
.hero__ghost {
  position: absolute;
  bottom: -0.2em;
  left: -0.05em;
  font-family: var(--font-display);
  font-size: 50vw;
  font-weight: 400;
  line-height: 1;
  color: var(--brand-primary);
  opacity: 0.03;
  pointer-events: none;
  user-select: none;
  z-index: 0;
  letter-spacing: -0.04em;
}

.hero__visual {
  position: relative;
  overflow: hidden;
  background: var(--surface-raised);
}

.hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: grayscale(0.2) contrast(1.05);
  transition: transform 8s ease;
}

.hero__visual-label {
  position: absolute;
  bottom: var(--space-5);
  left: var(--space-5);
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-inverse);
  background: var(--brand-primary);
  padding: 6px 12px;
  clip-path: var(--clip-chamfer-sm);
  z-index: 2;
}

/* Hero accent line — acid yellow slash */
.hero__accent {
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background: var(--brand-accent);
}

/* ================================================================
   INTRO BRIDGE
   ================================================================ */

.intro-bridge {
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--space-9) var(--gutter);
}

.intro-bridge__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-8);
  align-items: start;
}

.intro-bridge__label {
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding-top: 0.3em;
}

.intro-bridge__text {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
}

.intro-bridge__text p + p {
  margin-top: var(--space-4);
}

/* ================================================================
   REASONS MOSAIC (D=4 Mosaic layout)
   6-column, varying spans — no two cards identical
   ================================================================ */

.reasons-section {
  border-bottom: 2px solid var(--border-strong);
}

.reasons-mosaic {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: auto;
}

/* Each card: hard borders, no radius */
.reason-card {
  position: relative;
  border: 1px solid var(--border-strong);
  margin: -1px 0 0 -1px; /* collapse borders */
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 420px;
  background: var(--surface-base);
  transition: background var(--duration-base) ease;
}

.reason-card:hover {
  background: var(--surface-raised);
  z-index: 2;
}

/* Mosaic spans — asymmetric, no pair matches */
.reason-card--1 {
  grid-column: 1 / 4;   /* 3 cols */
  grid-row: 1 / 3;       /* 2 rows tall */
  flex-direction: column-reverse;
}

.reason-card--2 {
  grid-column: 4 / 7;   /* 3 cols */
  grid-row: 1 / 2;       /* 1 row */
  flex-direction: row;
  min-height: 320px;
}

.reason-card--3 {
  grid-column: 4 / 7;   /* 3 cols */
  grid-row: 2 / 3;       /* 1 row */
  flex-direction: row-reverse;
  min-height: 320px;
}

.reason-card--4 {
  grid-column: 1 / 4;   /* 3 cols */
  grid-row: 3 / 4;       /* 1 row */
  flex-direction: row;
  min-height: 300px;
}

.reason-card--5 {
  grid-column: 4 / 7;   /* 3 cols */
  grid-row: 3 / 5;       /* 2 rows tall */
  flex-direction: column;
}

/* Placeholder for grid symmetry */
.reason-card--footer-spacer {
  grid-column: 1 / 4;
  grid-row: 4 / 5;
  background: var(--surface-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
  min-height: 200px;
}

/* Card image areas */
.reason-card__img {
  overflow: hidden;
  flex-shrink: 0;
}

.reason-card--1 .reason-card__img {
  height: 55%;
}

.reason-card--2 .reason-card__img,
.reason-card--3 .reason-card__img,
.reason-card--4 .reason-card__img {
  width: 45%;
  height: auto;
}

.reason-card--5 .reason-card__img {
  height: 50%;
}

.reason-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: grayscale(0.15) contrast(1.05);
  clip-path: var(--clip-img-corner);
  transition: transform var(--duration-slow) var(--ease-out-expo),
              clip-path var(--duration-slow) var(--ease-out-expo);
}

.reason-card:hover .reason-card__img img {
  transform: scale(1.04);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

/* Card text areas */
.reason-card__body {
  flex: 1;
  padding: var(--space-6) var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.reason-card__number {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: clamp(8rem, 20vw, 18rem);
  font-weight: 400;
  color: var(--brand-primary);
  opacity: 0.04;
  pointer-events: none;
  user-select: none;
  line-height: 1;
  z-index: 0;
  letter-spacing: -0.05em;
}

.reason-card__label {
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.reason-card__label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--brand-accent);
  flex-shrink: 0;
}

.reason-card__h2 {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 400;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
  font-feature-settings: "liga" 1;
}

.reason-card__text {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.reason-card__text p + p {
  margin-top: var(--space-3);
}

.reason-card__disclaimer {
  margin-top: var(--space-4);
  font-size: 0.7rem;
  color: var(--text-secondary);
  opacity: 0.7;
  line-height: 1.5;
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-3);
}

/* ================================================================
   CTA SECTION — Full-bleed acid yellow
   ================================================================ */

.cta-block {
  background: var(--brand-accent);
  clip-path: var(--clip-slash-both);
  margin: var(--space-4) 0;
  padding: clamp(4rem, 8vw, 7rem) var(--gutter);
  position: relative;
  overflow: hidden;
}

.cta-block__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}

.cta-block__img-wrap {
  position: relative;
}

.cta-block__img-wrap img {
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  filter: contrast(1.05);
  clip-path: var(--clip-chamfer-lg);
  transition: clip-path var(--duration-slow) ease;
}

.cta-block__img-wrap:hover img {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

.cta-block__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.cta-block__h2 {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 400;
  line-height: 1.05;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.cta-block__body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.65;
}

.cta-block__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.cta-block__list li {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--text-primary);
  padding-left: var(--space-5);
  position: relative;
}

.cta-block__list li::before {
  content: '→';
  position: absolute;
  left: 0;
  font-weight: 700;
}

.cta-block__disclaimer {
  font-size: 0.7rem;
  color: rgba(0,0,0,0.55);
  line-height: 1.5;
}

/* ================================================================
   FOOTER
   ================================================================ */

.site-footer {
  background: var(--surface-inverse);
  color: var(--text-inverse);
  padding: var(--space-10) var(--gutter) var(--space-7);
  position: relative;
  overflow: hidden;
}

.footer__inner {
  max-width: var(--content-max);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: var(--space-7);
}

.footer__brand {
  grid-column: 1 / 2;
}

.footer__brand .logo {
  margin-bottom: var(--space-5);
}

.footer__brand-line {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 300;
  color: rgba(255,255,255,0.45);
  line-height: 1.6;
  max-width: 28ch;
}

.footer__contact {
  grid-column: 2 / 3;
}

.footer__contact-title {
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-4);
}

.footer__contact p {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 300;
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
}

.footer__contact a {
  color: var(--brand-accent);
  transition: opacity var(--duration-fast) ease;
}

.footer__contact a:hover { opacity: 0.75; }

.footer__links-col {
  grid-column: 3 / 4;
}

.footer__links-title {
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-4);
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  list-style: none;
}

.footer__nav a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  color: rgba(255,255,255,0.6);
  transition: color var(--duration-fast) ease;
}

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

.footer__disclosures {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-6);
  margin-bottom: var(--space-6);
}

.footer__disclosures p {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 300;
  color: rgba(255,255,255,0.3);
  line-height: 1.6;
  margin-bottom: var(--space-2);
}

.footer__disclosures strong {
  font-weight: 500;
  color: rgba(255,255,255,0.45);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__copy {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 300;
  color: rgba(255,255,255,0.25);
}

/* ================================================================
   LEGAL PAGES (contact, privacy, terms, impressum)
   ================================================================ */

.legal-content {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--space-10) var(--gutter);
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: var(--space-8);
  align-items: start;
}

.legal-content__sidebar {
  position: sticky;
  top: var(--space-8);
}

.legal-content__page-title {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 400;
  line-height: 1.05;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.legal-content__back {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--duration-fast) ease;
}

.legal-content__back:hover {
  color: var(--text-primary);
}

.legal-prose {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--text-secondary);
  line-height: 1.75;
}

.legal-prose h2 {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 400;
  color: var(--text-primary);
  margin: var(--space-7) 0 var(--space-3);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: var(--space-3);
}

.legal-prose h2:first-child {
  margin-top: 0;
}

.legal-prose p {
  margin-bottom: var(--space-4);
}

.legal-prose a {
  color: var(--text-primary);
  text-decoration: underline;
  text-decoration-color: var(--brand-accent);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--duration-fast) ease;
}

.legal-prose a:hover {
  text-decoration-color: var(--text-primary);
}

/* ================================================================
   RESPONSIVE
   ================================================================ */

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero__type {
    border-right: none;
    border-bottom: 2px solid var(--border-strong);
    padding: var(--space-10) var(--gutter) var(--space-8);
  }

  .hero__visual {
    height: 50vw;
    min-height: 300px;
  }

  .intro-bridge__inner {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

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

  .reason-card--1,
  .reason-card--2,
  .reason-card--3,
  .reason-card--4,
  .reason-card--5 {
    grid-column: auto;
    grid-row: auto;
    flex-direction: column;
    min-height: 380px;
  }

  .reason-card--footer-spacer {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .reason-card--2 .reason-card__img,
  .reason-card--3 .reason-card__img,
  .reason-card--4 .reason-card__img {
    width: 100%;
    height: 220px;
  }

  .cta-block__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .footer__brand {
    grid-column: 1 / -1;
  }

  .legal-content {
    grid-template-columns: 1fr;
  }

  .legal-content__sidebar {
    position: static;
  }
}

@media (max-width: 640px) {
  .reasons-mosaic {
    grid-template-columns: 1fr;
  }

  .reason-card--footer-spacer {
    display: none;
  }

  .cta-block {
    clip-path: var(--clip-slash-top);
    margin-top: var(--space-6);
  }

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

  .hero__h1 {
    max-width: 20ch;
  }
}