/* ===================================================================
   CISB — Static Site Stylesheet
   Converted from Next.js/Tailwind to plain CSS.
   Organised by: Tokens → Reset → Typography → Components → Layout →
   Homepage Panels → Scroll Reveal → Responsive → Reduced Motion
   =================================================================== */

/* ─────────────────────────  1. Design tokens  ───────────────────── */
:root {
  --color-teal: #0E4C46;
  --color-navy: #1B2A4A;
  --color-paper: #F6F4ED;
  --color-gold: #C8A24A;
  --color-gold-light: #E8C470;
  --color-sage: #6B8F71;
  --color-terracotta: #D9603F;
  --color-ink: #23262B;
  --color-white: #FFFFFF;

  --font-fraunces: 'Fraunces', Georgia, serif;
  --font-inter: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --tracking-wide2: 0.25em;
  --tracking-wide3: 0.15em;

  --header-h: 88px;
}

/* ─────────────────────────  2. Reset  ────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-inter);
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-fraunces); margin: 0; }
p { margin: 0; }

/* ─────────────────────────  3. Typography helpers  ───────────────── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide3);
  color: var(--color-gold);
}
.text-gradient-gold {
  background: linear-gradient(to right, var(--color-gold), var(--color-gold-light), var(--color-gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ─────────────────────────  4. Layout helpers  ───────────────────── */
.section-container {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}
@media (min-width: 768px) { .section-container { padding: 0 3rem; } }
@media (min-width: 1024px) { .section-container { padding: 0 4rem; } }

/* ─────────────────────────  5. Buttons  ───────────────────────────── */
.btn-primary, .btn-secondary, .btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-inter);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.875rem 1.75rem;
  min-height: 44px;
  border-radius: 999px;
  transition: all 0.3s ease;
}
.btn-primary {
  background: var(--color-gold);
  color: var(--color-navy);
}
.btn-primary:hover { background: var(--color-terracotta); color: #fff; transform: scale(1.05); }
.btn-primary:active { transform: scale(1); }

.btn-secondary {
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
}
.btn-secondary:hover { background: rgba(200, 162, 74, 0.1); transform: scale(1.05); }

.btn-ghost {
  color: rgba(246, 244, 237, 0.8);
  border: 1px solid rgba(246, 244, 237, 0.3);
  font-weight: 500;
}
.btn-ghost:hover { border-color: rgba(246, 244, 237, 0.6); color: var(--color-paper); transform: scale(1.05); }

/* ─────────────────────────  6. Chips  ─────────────────────────────── */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide3);
  background: rgba(27, 42, 74, 0.1);
  color: var(--color-navy);
  border: 1px solid rgba(27, 42, 74, 0.2);
  border-radius: 999px;
  padding: 0.375rem 0.75rem;
}

/* ─────────────────────────  7. Site Header  ───────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 1.25rem 1rem;
  transition: all 0.5s ease;
  background: linear-gradient(to bottom, rgba(27,42,74,0.5), transparent);
}
.site-header.is-scrolled,
.site-header.is-menu-open {
  /* Glassmorphism navbar */
  background: rgba(27, 42, 74, 0.55);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
  padding: 0.75rem 1rem;
  position: fixed;
}

.site-header.is-scrolled::before,
.site-header.is-menu-open::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.16),
    rgba(255, 255, 255, 0.02) 55%,
    rgba(255, 255, 255, 0.04)
  );
  opacity: 0.55;
}

.site-header__inner {
  position: relative;
  z-index: 1;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}
@media (min-width: 640px) { .site-header__inner { padding-left: 1rem; padding-right: 2rem; } }

.site-header__logo { display: flex; align-items: center; position: relative; z-index: 50; }
.site-header__logo img {
  width: 176px; height: 56px; object-fit: contain;
  filter: brightness(1.1); drop-shadow: 0 2px 4px rgba(0,0,0,0.3);
}
@media (min-width: 640px) { .site-header__logo img { width: 240px; height: 80px; } }

.site-header__controls { display: flex; align-items: center; gap: 1rem; position: relative; z-index: 50; }

.lang-toggle {
  display: flex; align-items: center; gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.05);
  color: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background 0.2s ease;
}
.lang-toggle:hover { background: rgba(255,255,255,0.15); }
.lang-toggle svg { color: var(--color-gold); }

.menu-toggle {
  color: var(--color-paper);
  padding: 0.625rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  transition: all 0.3s ease;
}
.menu-toggle:hover { background: rgba(255,255,255,0.1); border-color: rgba(200,162,74,0.3); }
.menu-toggle svg.icon-close { color: var(--color-gold); }

/* ─────────────────────────  8. Mobile / full menu  ─────────────────── */
.mobile-menu {
  position: fixed; inset: 0; z-index: 40;
  background: rgba(27, 42, 74, 0.65);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 6rem 1rem 2rem;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease;
}

@media (min-width: 640px) { .mobile-menu { padding: 8rem 3rem 3rem; } }
.mobile-menu.is-open { opacity: 1; visibility: visible; }

.mobile-menu__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  margin: auto 0;
}
@media (min-width: 768px) { .mobile-menu__grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .mobile-menu__grid { grid-template-columns: 1.2fr 1fr 1fr; gap: 4rem; } }

.mobile-menu__nav { display: flex; flex-direction: column; gap: 1rem; }
.mobile-menu__nav a {
  display: inline-flex; align-items: center;
  font-family: var(--font-fraunces);
  font-size: clamp(1.5rem, 5vw, 3rem);
  font-weight: 600;
  color: rgba(246,244,237,0.8);
  transition: color 0.3s ease;
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.4s ease, color 0.3s ease, transform 0.4s ease;
}
.mobile-menu.is-open .mobile-menu__nav a { opacity: 1; transform: translateX(0); }
.mobile-menu__nav a:hover { color: var(--color-paper); }
.mobile-menu__nav a .num {
  color: var(--color-gold); font-family: var(--font-mono); font-size: 0.875rem;
  margin-right: 1rem; opacity: 0.7;
}

.mobile-menu__info {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 2rem;
  display: flex; flex-direction: column; gap: 1.5rem;
}
@media (min-width: 768px) {
  .mobile-menu__info { border-top: none; border-left: 1px solid rgba(255,255,255,0.1); padding-top: 0; padding-left: 3rem; }
}

.mobile-menu__featured {
  display: none;
}
@media (min-width: 1024px) {
  .mobile-menu__featured {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    border-left: 1px solid rgba(255,255,255,0.1);
    padding-left: 3rem;
  }
  .mobile-menu__featured-img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
    border-radius: 0.75rem;
    border: 1px solid rgba(255,255,255,0.15);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
  }
  .mobile-menu__featured-img:hover {
    transform: scale(1.02);
  }
}
.mobile-menu__info-desc { font-family: var(--font-fraunces); font-size: 1.25rem; color: var(--color-paper); margin: 1rem 0; }
.mobile-menu__contact { display: flex; flex-direction: column; gap: 0.75rem; font-size: 0.8rem; color: rgba(246,244,237,0.6); border-top: 1px solid rgba(255,255,255,0.05); padding-top: 1.5rem; }
.mobile-menu__contact div { display: flex; align-items: center; gap: 0.75rem; }
.mobile-menu__contact svg { color: var(--color-gold); flex-shrink: 0; }

.mobile-menu__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  display: flex; flex-direction: column; gap: 1rem;
  align-items: center; text-align: center;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  color: rgba(246,244,237,0.4);
}
@media (min-width: 640px) { .mobile-menu__bottom { flex-direction: row; justify-content: space-between; } }
.mobile-menu__bottom-links { display: flex; gap: 1rem; }
.mobile-menu__bottom-links a:hover { color: var(--color-gold); }

/* ─────────────────────────  9. Progress rail  ─────────────────────── */
.progress-rail {
  position: fixed; top: 0; left: 0; right: 0; z-index: 55;
  height: 4px; pointer-events: none;
}
.progress-rail__track { position: absolute; inset: 0; background: rgba(27,42,74,0.4); }
.progress-rail__fill {
  position: absolute; inset: 0 auto 0 0; width: 0%;
  background: linear-gradient(to right, var(--color-sage), var(--color-gold), var(--color-terracotta));
}
.progress-rail__labels {
  position: absolute; top: 6px; left: 0; right: 0;
  display: flex; justify-content: space-between; padding: 0 1rem;
}
.progress-rail__labels span {
  font-family: var(--font-mono); font-size: 9px; text-transform: uppercase;
  letter-spacing: var(--tracking-wide2); color: rgba(246,244,237,0.3);
  opacity: 0; transition: all 0.3s ease;
}
.progress-rail__labels span.is-active { color: var(--color-gold); opacity: 1; }

/* ─────────────────────────  10. Horizontal scroll track  ──────────── */
.horizontal-track-wrapper { position: relative; width: 100%; height: 100vh; overflow: hidden; }
.horizontal-track { display: flex; flex-direction: row; width: max-content; will-change: transform; }
.panel-container { flex-shrink: 0; width: 100vw; height: 100vh; position: relative; }
.horizontal-panel { width: 100%; height: 100%; position: relative; overflow: hidden; }

.video-bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
  transform: scale(var(--video-zoom, 1));
  transform-origin: center center;
}
.video-content {
  position: relative; z-index: 2; min-height: 100%;
  display: flex; flex-direction: column; justify-content: center;
  padding: 5rem 1.5rem 3rem;
}
@media (min-width: 640px) { .video-content { padding-left: 3rem; padding-right: 3rem; } }
@media (min-width: 768px) { .video-content { padding-left: 5rem; padding-right: 5rem; } }
@media (min-width: 1024px) { .video-content { padding-left: 7rem; padding-right: 7rem; } }
.video-content::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(to top, rgba(27,42,74,0.7), rgba(27,42,74,0.2) 50%, rgba(27,42,74,0.4));
}

/* Mobile / touch fallback — stack vertically */
@media (max-width: 899px), (pointer: coarse) {
  .progress-rail { display: none !important; }
  .horizontal-track-wrapper { height: auto !important; overflow: visible !important; }
  .horizontal-track { flex-direction: column !important; width: 100% !important; transform: none !important; }
  .panel-container { width: 100% !important; height: auto !important; min-height: auto !important; }
  .horizontal-panel { width: 100% !important; height: auto !important; min-height: auto !important; overflow: visible !important; padding-top: 2rem; padding-bottom: 2rem; }
  .horizontal-panel:has(.video-bg) { min-height: 100svh !important; padding-top: 0; padding-bottom: 0; }
}

/* ─────────────────────────  11. Scroll reveal  ─────────────────────── */
[data-scroll-reveal] {
  opacity: 0;
  will-change: opacity, transform, filter;
  transition-property: opacity, transform, filter;
  transition-duration: 760ms;
  transition-delay: var(--reveal-delay, 0ms);
  transition-timing-function: cubic-bezier(0.16, 0.84, 0.44, 1);
}
[data-scroll-reveal='text'] { transform: translate3d(0, 34px, 0); }
[data-scroll-reveal='image'] { transform: translate3d(0, 28px, 0) scale(1.035); filter: saturate(0.9); }
[data-scroll-visible='true'] { opacity: 1; transform: translate3d(0, 0, 0) scale(1); filter: none; }

/* ─────────────────────────  12. Image carousels  ────────────────────── */
.img-carousel { position: relative; overflow: hidden; background: rgba(255,255,255,0.05); border-radius: 1rem; }
.img-carousel__slide {
  position: absolute; inset: 0; opacity: 0; z-index: 0;
  transition: opacity 1s ease-in-out;
}
.img-carousel__slide.is-active { opacity: 1; z-index: 1; }
.img-carousel__slide img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s ease; }
.img-carousel:hover .img-carousel__slide.is-active img { transform: scale(1.05); }
.img-carousel__dots { position: absolute; bottom: 1rem; left: 0; right: 0; z-index: 5; display: flex; justify-content: center; gap: 0.375rem; }
.img-carousel__dots button { width: 6px; height: 6px; border-radius: 999px; background: rgba(255,255,255,0.4); transition: all 0.3s ease; }
.img-carousel__dots button.is-active { background: var(--color-gold); width: 12px; }

/* Stacked-card carousel (stats panel) */
.stat-carousel { position: relative; }
.stat-carousel__stage { position: relative; width: 100%; height: 100%; }
.stat-carousel__card {
  position: absolute; inset: 0; border-radius: 1rem; overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.45);
  transition: all 700ms cubic-bezier(0.4, 0, 0.2, 1);
}
.stat-carousel__card img { width: 100%; height: 100%; object-fit: cover; }
.stat-carousel__card::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(27,42,74,0.3), transparent);
}
.stat-carousel__dots { position: absolute; bottom: -2rem; left: 0; right: 0; z-index: 40; display: flex; justify-content: center; gap: 0.5rem; }
.stat-carousel__dots button { width: 32px; height: 4px; border-radius: 999px; background: rgba(255,255,255,0.2); overflow: hidden; position: relative; }
.stat-carousel__dots button span { display: block; height: 100%; border-radius: 999px; background: transparent; width: 0; transition: all 0.5s ease; }
.stat-carousel__dots button.is-active span { background: var(--color-gold); width: 100%; }

/* ─────────────────────────  13. Forms  ──────────────────────────────── */
.form-input, .form-input-dark {
  width: 100%; border-radius: 0.75rem; padding: 0.875rem 1rem;
  font-size: 0.875rem; font-family: var(--font-inter);
  transition: all 0.2s ease;
}
.form-input { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.2); color: var(--color-paper); }
.form-input::placeholder { color: rgba(246,244,237,0.4); }
.form-input:focus { outline: none; border-color: rgba(200,162,74,0.6); box-shadow: 0 0 0 3px rgba(200,162,74,0.2); }
.form-input-dark { background: rgba(35,38,43,0.05); border: 1px solid rgba(35,38,43,0.2); color: var(--color-ink); }
.form-input-dark::placeholder { color: rgba(35,38,43,0.4); }
.form-input-dark:focus { outline: none; border-color: rgba(14,76,70,0.6); box-shadow: 0 0 0 3px rgba(14,76,70,0.2); }
.form-label { display: block; font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: var(--tracking-wide3); margin-bottom: 0.5rem; }

/* ─────────────────────────  14. Footer  ─────────────────────────────── */
.site-footer { background: var(--color-navy); color: var(--color-paper); }
.site-footer__cta { background: #fff; border-bottom: 1px solid rgba(27,42,74,0.05); }
.site-footer__cta-inner {
  padding: 2.5rem 0; display: flex; flex-direction: column; gap: 1.5rem;
  align-items: center; justify-content: space-between; text-align: center;
}
@media (min-width: 768px) { .site-footer__cta-inner { flex-direction: row; text-align: left; } }
.site-footer__cta-inner h2 { color: var(--color-navy); font-size: 1.5rem; font-weight: 500; }
.site-footer__cta-buttons { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.site-footer__main { padding: 4rem 0; }
.site-footer__grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; }
@media (min-width: 768px) { .site-footer__grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .site-footer__grid { grid-template-columns: 1.2fr 1fr 1fr 1fr; } }

.site-footer__brand img { width: 160px; height: 64px; object-fit: contain; object-position: left; margin-bottom: 1.25rem; }
.site-footer__brand p { font-size: 0.875rem; color: rgba(246,244,237,0.6); line-height: 1.6; max-width: 20rem; margin-bottom: 1.5rem; }
.site-footer__social { display: flex; gap: 0.75rem; }
.site-footer__social a {
  width: 36px; height: 36px; border-radius: 999px; border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center; color: rgba(246,244,237,0.6);
  transition: all 0.2s ease;
}
.site-footer__social a:hover { color: var(--color-gold); border-color: rgba(200,162,74,0.4); }

.site-footer__col ul { display: flex; flex-direction: column; gap: 0.625rem; }
.site-footer__col a { font-size: 0.875rem; color: rgba(246,244,237,0.6); transition: color 0.2s ease; }
.site-footer__col a:hover { color: var(--color-paper); }

.site-footer__contact-list { display: flex; flex-direction: column; gap: 1rem; }
.site-footer__contact-list li { display: flex; gap: 0.75rem; align-items: flex-start; font-size: 0.875rem; color: rgba(246,244,237,0.6); }
.site-footer__contact-list svg { color: var(--color-gold); flex-shrink: 0; margin-top: 0.125rem; }
.site-footer__badges { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem; }
.site-footer__badges span {
  font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: var(--tracking-wide3);
  border: 1px solid rgba(200,162,74,0.3); color: rgba(200,162,74,0.7); border-radius: 4px; padding: 0.25rem 0.625rem;
}

.site-footer__bottom {
  margin-top: 3rem; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.1);
  display: flex; flex-direction: column; gap: 1rem; align-items: center; justify-content: space-between; text-align: center;
}
@media (min-width: 768px) { .site-footer__bottom { flex-direction: row; } }
.site-footer__bottom p { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: var(--tracking-wide3); color: rgba(246,244,237,0.3); }
.site-footer__bottom-links { display: flex; gap: 1.5rem; }
.site-footer__bottom-links a { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: var(--tracking-wide3); color: rgba(246,244,237,0.3); transition: color 0.2s ease; }
.site-footer__bottom-links a:hover { color: rgba(246,244,237,0.6); }

/* ─────────────────────────  15. Reduced motion  ─────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .horizontal-track { flex-direction: column; width: 100%; }
  .horizontal-panel { width: 100%; height: auto; min-height: 100vh; }
  [data-scroll-reveal] { opacity: 1 !important; transform: none !important; filter: none !important; }
}

/* ─────────────────────────  16. Keyframes  ───────────────────────────── */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.anim-fade-in-up { animation: fadeInUp 1s both; }
.anim-fade-in { animation: fadeIn 2s both; }
.typing-cursor { display: inline-block; width: 3px; height: 0.85em; background: currentColor; margin-left: 4px; vertical-align: text-bottom; animation: blink 1s step-end infinite; }