/* ═══════════════════════════════════════════════
   ALTA NEPAL — Shared Stylesheet
   Palette: pre-dawn Himalayan sky
════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

:root {
  --night:   #080E1A;
  --deep:    #0C1828;
  --shadow:  #0F1E32;
  --saffron: #C8853A;
  --gold:    #E8C46A;
  --snow:    #F0EDE6;
  --dim:     rgba(123,163,192,.7);
  --line:    rgba(255,255,255,.07);
}

body {
  background: var(--night);
  color: var(--snow);
  font-family: 'DM Sans', sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { color: inherit; text-decoration: none; }

/* ── NAV ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 52px;
  transition: background .4s, padding .3s, border-color .4s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(8,14,26,.95);
  backdrop-filter: blur(22px);
  padding: 13px 52px;
  border-color: var(--line);
}
.nav-logo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700; font-size: 1.45rem;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--snow);
}
.nav-logo em { font-style: normal; color: var(--saffron); }
.nav-links { display: flex; gap: 30px; list-style: none; }
.nav-links a {
  font-size: .84rem; font-weight: 500; letter-spacing: .04em;
  color: rgba(240,237,230,.55); transition: color .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--snow); }
.nav-cta {
  font-size: .82rem; font-weight: 600;
  color: var(--night); background: var(--saffron);
  padding: 9px 22px; border-radius: 3px;
  transition: background .2s, transform .2s;
}
.nav-cta:hover { background: var(--gold); transform: translateY(-1px); }

/* ── FOOTER ── */
.footer {
  background: var(--deep);
  border-top: 1px solid var(--line);
  padding: 64px 0 28px;
}
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 52px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 52px; margin-bottom: 48px;
}
.f-brand {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700; font-size: 1.45rem; letter-spacing: .14em;
  text-transform: uppercase; margin-bottom: 12px;
}
.f-brand em { font-style: normal; color: var(--saffron); }
.f-desc { font-size: .82rem; color: var(--dim); line-height: 1.72; max-width: 230px; }
.f-col-h {
  font-family: 'Space Mono', monospace; font-size: .58rem;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--saffron); margin-bottom: 16px; display: block;
}
.f-col a {
  display: block; font-size: .8rem; color: var(--dim);
  margin-bottom: 10px; transition: color .2s, padding-left .15s;
}
.f-col a:hover { color: var(--snow); padding-left: 4px; }
.footer-bar {
  padding-top: 22px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  font-family: 'Space Mono', monospace; font-size: .58rem;
  letter-spacing: .08em; color: rgba(123,163,192,.38);
  flex-wrap: wrap; gap: 10px;
}

/* ── COMMON COMPONENTS ── */
.sec-tag {
  font-family: 'Space Mono', monospace; font-size: .62rem;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--saffron); margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}
.sec-tag::before { content:''; width: 28px; height: 1px; background: var(--saffron); }

.sec-h2 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700; font-style: italic;
  font-size: clamp(2.4rem, 4.5vw, 4rem);
  line-height: .95; text-transform: uppercase;
  color: var(--snow); letter-spacing: -.01em;
}

.btn-primary {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: .9rem; font-weight: 600;
  color: var(--night); background: var(--saffron);
  padding: 13px 28px; border-radius: 3px;
  transition: background .2s, transform .2s;
}
.btn-primary:hover { background: var(--gold); transform: translateY(-2px); }

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .88rem; font-weight: 500;
  color: rgba(240,237,230,.7);
  border: 1px solid rgba(240,237,230,.2); padding: 12px 26px; border-radius: 3px;
  transition: border-color .2s, color .2s;
}
.btn-outline:hover { border-color: rgba(240,237,230,.5); color: var(--snow); }

.btn-ghost {
  font-size: .88rem; color: rgba(240,237,230,.62);
  border-bottom: 1px solid rgba(240,237,230,.22); padding-bottom: 2px;
  transition: color .2s, border-color .2s;
}
.btn-ghost:hover { color: var(--snow); border-color: rgba(240,237,230,.55); }

/* Page hero (shared) */
.page-hero {
  position: relative; height: 52vh; min-height: 400px;
  overflow: hidden; display: flex; align-items: flex-end;
  padding-bottom: 64px;
}
.page-hero-img {
  position: absolute; inset: 0;
}
.page-hero-img img { object-position: center 60%; }
.page-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,14,26,.45) 0%, rgba(8,14,26,.88) 100%);
}
.page-hero-copy { position: relative; z-index: 2; }
.page-hero-tag {
  font-family: 'Space Mono', monospace; font-size: .62rem;
  letter-spacing: .22em; text-transform: uppercase; color: var(--saffron);
  display: flex; align-items: center; gap: 10px; margin-bottom: 14px;
}
.page-hero-tag::after { content:''; width: 36px; height: 1px; background: var(--saffron); }
.page-hero-h1 {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700; font-style: italic;
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  line-height: .95; text-transform: uppercase; color: var(--snow);
}

/* Divider line */
.divider { border: none; height: 1px; background: var(--line); margin: 0; }

/* ── MOBILE ── */
@media (max-width: 900px) {
  .nav { padding: 16px 24px; }
  .nav.scrolled { padding: 12px 24px; }
  .nav-links, .nav-cta { display: none; }
  .wrap { padding: 0 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .page-hero { height: 44vh; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}