/* ── Kailaasa Shared Design System ───────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg0:     #08081E;
  --bg1:     #0C0D26;
  --bg2:     #10112F;
  --bg3:     #161840;
  --cream:   #F4EEE0;
  --cream2:  #E8DEC8;
  --red:     #C01E2D;
  --red-l:   #E03347;
  --red-d:   #8C1520;
  --navy:    #191C4A;
  --navy-l:  #2A2E68;
  --gold:    #C9922A;
  --gold-l:  #E8B85A;
  --muted:   #6870A0;
  --muted-l: #9098C8;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg1);
  color: var(--cream);
  font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

h1,h2,h3,h4 { font-family: 'Fraunces', Georgia, serif; line-height: 1.05; }

/* ── Grain ─────────────────────────────────── */
.grain { position: relative; }
.grain::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 40;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='250' height='250'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='250' height='250' filter='url(%23g)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}

/* ── NAV ───────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  padding: 1.5rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.5s ease, padding 0.4s ease, border-color 0.5s ease;
  border-bottom: 1px solid transparent;
}
nav.scrolled {
  background: rgba(8,8,30,0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.9rem 3rem;
  border-bottom-color: rgba(244,238,224,0.06);
}
.nav-logo { text-decoration: none; display: inline-flex; align-items: center; transition: opacity 0.2s ease; }
.nav-logo:hover { opacity: 0.85; }
.nav-logo:focus-visible { outline: 2px solid var(--red); outline-offset: 4px; border-radius: 8px; }
.logo-pill {
  background: rgba(244,238,224,0.96);
  border-radius: 8px;
  padding: 0.35rem 0.75rem;
  display: flex;
  align-items: center;
}
.logo-pill img { height: 40px; width: auto; display: block; }

.nav-links { display: flex; align-items: center; gap: 2.2rem; list-style: none; }
.nav-links a {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--cream);
  text-decoration: none;
  opacity: 0.45;
  transition: opacity 0.2s ease;
}
.nav-links a:hover, .nav-links a.active { opacity: 1; }
.nav-links a:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; border-radius: 2px; }
.btn-nav {
  opacity: 1 !important;
  background: var(--red) !important;
  border: none !important;
  color: #fff !important;
  padding: 0.5rem 1.3rem;
  border-radius: 100px;
  font-size: 0.78rem !important;
  letter-spacing: 0.04em !important;
  box-shadow: 0 2px 12px rgba(192,30,45,0.35);
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease !important;
}
.btn-nav:hover { background: var(--red-d) !important; transform: translateY(-1px); box-shadow: 0 4px 20px rgba(192,30,45,0.45) !important; }
.btn-nav:active { transform: translateY(0) !important; }
.btn-nav:focus-visible { outline: 2px solid var(--red-l); outline-offset: 3px; }

/* ── WAVE DIVIDERS ─────────────────────────── */
.wave { display: block; line-height: 0; }
.wave svg { display: block; width: 100%; }

/* ── BUTTONS ───────────────────────────────── */
.btn-solid {
  display: inline-flex; align-items: center; gap: 0.55rem;
  background: var(--red);
  color: #fff;
  padding: 0.9rem 2rem;
  border-radius: 100px;
  font-size: 0.85rem; font-weight: 500; letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.25s ease, box-shadow 0.25s ease;
  box-shadow: 0 4px 22px rgba(192,30,45,0.35), 0 1px 6px rgba(192,30,45,0.2);
}
.btn-solid:hover { background: var(--red-d); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(140,21,32,0.45), 0 2px 10px rgba(192,30,45,0.25); }
.btn-solid:active { transform: translateY(0); }
.btn-solid:focus-visible { outline: 2px solid var(--red-l); outline-offset: 3px; }

.btn-outline {
  display: inline-flex; align-items: center; gap: 0.55rem;
  border: 1px solid rgba(244,238,224,0.22);
  color: var(--cream);
  padding: 0.9rem 2rem;
  border-radius: 100px;
  font-size: 0.85rem; font-weight: 400; letter-spacing: 0.04em;
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.btn-outline:hover { border-color: var(--cream); background: rgba(244,238,224,0.06); transform: translateY(-1px); }
.btn-outline:active { transform: translateY(0); }
.btn-outline:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }

/* ── LABELS / EYEBROWS ─────────────────────── */
.eyebrow {
  font-size: 0.65rem; font-weight: 500;
  letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--red); display: block; margin-bottom: 1rem;
}
.eyebrow-muted {
  font-size: 0.65rem; font-weight: 500;
  letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--muted-l); display: block; margin-bottom: 1rem;
}

/* ── SECTION TITLES ────────────────────────── */
.sec-title {
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 300; letter-spacing: -0.025em;
  color: var(--cream); line-height: 1.1;
}
.sec-title em { font-style: italic; font-weight: 500; color: var(--red-l); }

/* ── SCROLL REVEAL ─────────────────────────── */
.r { opacity: 0; transform: translateY(26px); transition: opacity 0.8s ease, transform 0.8s ease; }
.r.on { opacity: 1; transform: translateY(0); }
.r.d1 { transition-delay: 0.1s; } .r.d2 { transition-delay: 0.22s; }
.r.d3 { transition-delay: 0.34s; } .r.d4 { transition-delay: 0.46s; }
.r.d5 { transition-delay: 0.58s; }

/* ── FOOTER ────────────────────────────────── */
footer {
  background: var(--bg0);
  border-top: 1px solid rgba(244,238,224,0.05);
  padding: 2rem 3rem;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
}
.footer-logo img { height: 26px; width: auto; display: block; filter: invert(1) brightness(0.65); opacity: 0.55; }
.footer-nav { display: flex; gap: 2rem; list-style: none; }
.footer-nav a { font-size: 0.72rem; letter-spacing: 0.06em; color: rgba(244,238,224,0.35); text-decoration: none; transition: color 0.2s ease; }
.footer-nav a:hover { color: rgba(244,238,224,0.7); }
.footer-copy { font-size: 0.68rem; letter-spacing: 0.04em; color: rgba(244,238,224,0.2); }

/* ── RESPONSIVE ────────────────────────────── */
@media (max-width: 900px) {
  nav { padding: 1.1rem 1.5rem; }
  nav.scrolled { padding: 0.8rem 1.5rem; }
  .nav-links { display: none; }
  footer { flex-direction: column; text-align: center; }
  .footer-nav { display: none; }
}