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

:root {
  --color-bg: #fafafa;
  --color-surface: #fff;
  --color-text: #1a1a1a;
  --color-text-muted: #555;
  --color-accent: #c8102e;
  --color-accent-dark: #9a0c23;
  --color-border: #e0e0e0;
  --color-hero-overlay: rgba(10, 10, 10, 0.7);
  --color-footer-bg: #111;
  --color-footer-text: #ccc;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-heading: "Outfit", var(--font-body);
  --max-width: 72rem;
  --section-spacing: clamp(4rem, 8vw, 8rem);
  --radius: 0.5rem;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);
  --transition: 0.25s ease;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f0f0f;
    --color-surface: #1a1a1a;
    --color-text: #ececec;
    --color-text-muted: #aaa;
    --color-border: #2a2a2a;
    --color-hero-overlay: rgba(0, 0, 0, 0.75);
    --color-footer-bg: #050505;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
  }
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

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

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

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

/* ── Skip link ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-accent);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  z-index: 1000;
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

/* ── Header / Nav ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.nav-logo span {
  color: var(--color-accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-text);
}

.nav-toggle svg {
  width: 1.5rem;
  height: 1.5rem;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color var(--transition);
}

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

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

  .nav-links {
    display: none;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 0.5rem 0;
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    display: block;
    padding: 0.75rem 1.5rem;
  }
}

/* ── Hero ── */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 85vh;
  background:
    linear-gradient(var(--color-hero-overlay), var(--color-hero-overlay)),
    url("../images/allan-berndt-gokartworld-podium.jpg") center / cover no-repeat,
    linear-gradient(135deg, #1a1a1a 0%, #2a0a0f 50%, #0a0a0a 100%);
  color: #fff;
  text-align: center;
  padding: 2rem 1.5rem;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 60%,
    var(--color-bg) 100%
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 48rem;
}

.hero-tagline {
  display: inline-block;
  font-size: clamp(0.75rem, 1.2vw, 0.9rem);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
  border: 1px solid rgba(200, 16, 46, 0.5);
  padding: 0.35rem 1rem;
  border-radius: 100vw;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-description {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  color: rgba(255, 255, 255, 0.85);
  max-width: 36rem;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

.hero-cta {
  display: inline-flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  transition: background var(--transition), transform var(--transition);
  cursor: pointer;
  border: none;
}

.btn:hover {
  transform: translateY(-1px);
}

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

.btn-primary:hover {
  background: var(--color-accent-dark);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

/* ── Sections ── */
.section {
  padding: var(--section-spacing) 1.5rem;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-header {
  max-width: 40rem;
  margin-bottom: 3rem;
}

.section-header.centered {
  margin-inline: auto;
  text-align: center;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ── About (two-column) ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--color-border);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-text p {
  margin-bottom: 1.25rem;
  color: var(--color-text-muted);
}

.about-text p:first-of-type {
  color: var(--color-text);
  font-size: 1.1rem;
}

.about-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.stat-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1.2;
}

.stat-item span {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

@media (max-width: 48rem) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-image {
    aspect-ratio: 16 / 9;
    max-height: 20rem;
  }

  .about-stats {
    gap: 1.5rem;
  }
}

/* ── Career images ── */
.karriere-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.karriere-img {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

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

@media (max-width: 48rem) {
  .karriere-images {
    grid-template-columns: 1fr;
  }
}

/* ── Timeline ── */
.timeline {
  position: relative;
  padding-left: 2.5rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -2.5rem;
  top: 0.35rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 3px var(--color-accent);
}

.timeline-year {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.timeline-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.timeline-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  max-width: 36rem;
}

/* ── Career stats ── */
.career-stats {
  margin-top: 4rem;
  padding: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.career-stats-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.career-stats-note {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.career-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(7rem, 1fr));
  gap: 1rem;
}

.career-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 0.5rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  text-align: center;
}

.career-stat strong {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.career-stat span {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── Gokart World section ── */
.gokart-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.gokart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.gokart-image {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--color-border);
}

.gokart-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gokart-text p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.feature-list {
  list-style: none;
  margin: 1.5rem 0;
}

.feature-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.gokart-cta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 0.5rem;
}

.gokart-logo {
  width: 120px;
  height: auto;
  border-radius: 5px;
}

.gokart-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 3rem;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 3 / 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

@media (max-width: 48rem) {
  .gokart-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

/* ── Contact ── */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1.5rem;
}

.contact-card {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow);
  color: var(--color-text);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.contact-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-color: var(--color-accent);
  color: var(--color-text);
}

.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: rgba(200, 16, 46, 0.1);
  color: var(--color-accent);
}

.contact-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.contact-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.contact-card p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ── Footer ── */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 3rem 1.5rem 2rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
}

.footer-logo span {
  color: var(--color-accent);
}

.footer-nav {
  display: flex;
  list-style: none;
  gap: 1.5rem;
}

.footer-nav a {
  color: var(--color-footer-text);
  font-size: 0.85rem;
  transition: color var(--transition);
}

.footer-nav a:hover {
  color: #fff;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-footer-text);
  transition: background var(--transition), color var(--transition);
}

.footer-social a:hover {
  background: var(--color-accent);
  color: #fff;
}

.footer-social svg {
  width: 1rem;
  height: 1rem;
  fill: currentColor;
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}