/* ==========================================================================
   Foton Tunland — Design Tokens
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Source+Sans+3:wght@400;500;600;700&display=swap');

:root {
  /* Brand navy — sampled from Foton brand swatch */
  --color-navy-950: #12181f;
  --color-navy-900: #1a232d;
  --color-navy-800: #232f3c;
  --color-navy-700: #3c495a; /* Foton brand navy */
  --color-navy-600: #4c5b6e;
  --color-navy-500: #647389;

  --color-white: #ffffff;
  --color-off-white: #f6f7f9;
  --color-ink: #161d24;
  --color-muted: #5c6773;
  --color-border: #e2e6eb;

  --color-accent: #c8352b;      /* rooted in the Tunland V9 grille badge red */
  --color-accent-dark: #a72a22;

  --font-display: 'Bebas Neue', 'Arial Narrow', sans-serif;
  --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(18, 24, 31, 0.08);
  --shadow-md: 0 8px 24px rgba(18, 24, 31, 0.16);
  --shadow-lg: 0 20px 48px rgba(18, 24, 31, 0.28);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 150ms;
  --duration-base: 250ms;

  --header-height: 72px;
}

@media (min-width: 768px) {
  :root { --header-height: 84px; }
}

/* ==========================================================================
   Reset
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-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;
  }
}

html { height: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-ink);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

.site-header,
.mini-footer { flex-shrink: 0; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; padding: 0; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }

/* Visible focus ring everywhere, incl. Windows high-contrast */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -60px;
  background: var(--color-white);
  color: var(--color-ink);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 1000;
  transition: top var(--duration-base) var(--ease-out);
}
.skip-link:focus { top: var(--space-4); }

.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;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: var(--space-5);
}
@media (min-width: 768px) {
  .container { padding-inline: var(--space-7); }
}

section { position: relative; }

/* ==========================================================================
   Typography
   ========================================================================== */
.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
}

h1, .h1 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  font-weight: 400;
  line-height: 0.98;
  font-size: clamp(2.75rem, 8vw, 5.5rem);
}

h2, .h2 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  font-weight: 400;
  line-height: 1.02;
  font-size: clamp(2rem, 4.5vw, 3rem);
}

h3, .h3 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  font-weight: 400;
  line-height: 1.05;
  font-size: clamp(1.5rem, 3vw, 1.875rem);
}

.lede {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  line-height: 1.6;
  color: var(--color-muted);
  max-width: 56ch;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-out),
              background-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}
.btn:active { transform: translateY(1px); }

.btn--accent {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.btn--accent:hover { background: var(--color-accent-dark); box-shadow: var(--shadow-md); }

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.55);
}
.btn--outline:hover { background: rgba(255, 255, 255, 0.12); border-color: var(--color-white); }

.btn--dark {
  background: var(--color-navy-900);
  color: var(--color-white);
}
.btn--dark:hover { background: var(--color-navy-950); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: var(--color-navy-800);
  transition: box-shadow var(--duration-base) var(--ease-out);
}
.site-header.is-scrolled { box-shadow: var(--shadow-md); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.site-header__logo img {
  height: 26px;
  width: auto;
}
@media (min-width: 768px) {
  .site-header__logo img { height: 32px; }
}

.nav-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  cursor: pointer;
}
.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--duration-base) var(--ease-out), opacity var(--duration-base) var(--ease-out);
}
.nav-toggle__bar { position: relative; }
.nav-toggle__bar::before { position: absolute; top: -8px; }
.nav-toggle__bar::after { position: absolute; top: 8px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::before { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::after { transform: translateY(-8px) rotate(-45deg); }

.main-nav {
  position: fixed;
  inset: var(--header-height) 0 0 0;
  background: var(--color-navy-800);
  padding: var(--space-6) var(--space-5);
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out),
              visibility 0s linear var(--duration-base);
}
.main-nav.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out),
              visibility 0s;
}
.main-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.main-nav__list a {
  display: block;
  padding: var(--space-4) var(--space-2);
  font-size: 1.5rem;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: color var(--duration-fast) var(--ease-out);
}
.main-nav__list a:hover,
.main-nav__list a[aria-current="page"] { color: var(--color-accent); }

@media (min-width: 1024px) {
  .nav-toggle { display: none; }
  .main-nav {
    position: static;
    inset: auto;
    background: none;
    padding: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    transition: none;
  }
  .main-nav__list {
    flex-direction: row;
    align-items: center;
    gap: var(--space-7);
  }
  .main-nav__list a {
    padding: var(--space-2) 0;
    font-size: 14px;
    font-family: var(--font-body);
    font-weight: 600;
    letter-spacing: 0.06em;
    border-bottom: none;
    position: relative;
    transition: color var(--duration-fast) var(--ease-out);
  }
  .main-nav__list a:hover,
  .main-nav__list a[aria-current="page"] { color: var(--color-accent); }
}

body.nav-open { overflow: hidden; }
@media (min-width: 1024px) { body.nav-open { overflow: auto; } }

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  flex: 1;
  min-height: 420px;
  overflow: hidden;
  background: var(--color-navy-900);
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 62%;
}

/* ==========================================================================
   Mini footer (home page only)
   ========================================================================== */
.mini-footer {
  background: var(--color-navy-950);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.mini-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding-block: var(--space-3);
  text-align: center;
}
@media (min-width: 640px) {
  .mini-footer__inner { flex-direction: row; justify-content: space-between; text-align: left; }
}
.mini-footer__logo {
  height: 15px;
  width: auto;
  opacity: 0.8;
}
.mini-footer__meta {
  font-size: 12px;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.5);
}

/* ==========================================================================
   Footer (interior / exterior pages)
   ========================================================================== */
.site-footer {
  background: var(--color-navy-950);
  color: rgba(255, 255, 255, 0.7);
  padding-block: var(--space-8) var(--space-6);
}
.site-footer__top {
  display: grid;
  gap: var(--space-7);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
@media (min-width: 768px) {
  .site-footer__top { grid-template-columns: 1.4fr 1fr; align-items: start; }
}
.site-footer__logo img { height: 28px; }
.site-footer__tagline {
  margin-top: var(--space-4);
  max-width: 42ch;
  font-size: 0.9375rem;
}
.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-7);
}
@media (min-width: 768px) {
  .site-footer__nav { justify-content: flex-end; }
}
.site-footer__nav a {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-white);
  transition: color var(--duration-fast) var(--ease-out);
}
.site-footer__nav a:hover { color: var(--color-accent); }
.site-footer__bottom {
  padding-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: 0.8125rem;
}
@media (min-width: 768px) {
  .site-footer__bottom { flex-direction: row; justify-content: space-between; }
}

/* ==========================================================================
   Stub / simple content pages
   ========================================================================== */
.page-hero {
  background: var(--color-navy-900);
  color: var(--color-white);
  padding-block: var(--space-9);
  text-align: center;
}
.page-hero .eyebrow { justify-content: center; display: flex; }
.page-hero h1 { margin-top: var(--space-3); }
.page-hero p { margin: var(--space-4) auto 0; max-width: 50ch; color: rgba(255, 255, 255, 0.75); }
.page-body { padding-block: var(--space-9); text-align: center; }
.page-body p { max-width: 60ch; margin-inline: auto; color: var(--color-muted); }
.page-body .btn { margin-top: var(--space-6); }