/* ==========================================================================
   Dog Trekking Nepal — shared stylesheet
   Palette: sky-blue gradient (client-supplied) + marigold accent
   Type: Fraunces (display) / Public Sans (body) / IBM Plex Mono (data)
   ========================================================================== */

:root {
  /* client palette, deep to pale */
  --blue-900: #005acd;
  --blue-700: #0093cb;
  --blue-400: #6dd7fd;
  --blue-200: #bef0ff;
  --blue-050: #f5ffff;

  /* supporting neutrals */
  --ink: #16324a;          /* body text — dark blue-grey, not flat black */
  --ink-soft: #3f5b73;
  --paper: #ffffff;

  /* accent — marigold, for calls to action and highlights only */
  --marigold: #e8952e;
  --marigold-deep: #c96f1a;
  --marigold-pale: #fdecd2;

  --radius: 10px;
  --max-width: 1120px;
  --border: 1px solid rgba(0, 90, 205, 0.15);
  --shadow: 0 4px 18px rgba(0, 42, 97, 0.08);

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Public Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-data: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--blue-050);
  line-height: 1.6;
}

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

h1, h2, h3 { font-family: var(--font-display); color: var(--blue-900); line-height: 1.15; font-weight: 600; }
h1 { font-size: clamp(2rem, 4vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-top: 2.5rem; }
h3 { font-size: 1.2rem; }

p { max-width: 68ch; }

a { color: var(--blue-900); }
a:hover { color: var(--marigold-deep); }

:focus-visible {
  outline: 3px solid var(--marigold);
  outline-offset: 2px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---- signature motif: thin contour lines, used sparingly ---- */
.contour-band {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 60'%3E%3Cpath d='M0 40 Q50 10 100 40 T200 40 T300 40 T400 40' fill='none' stroke='%23ffffff' stroke-opacity='0.35' stroke-width='1.5'/%3E%3Cpath d='M0 50 Q50 25 100 50 T200 50 T300 50 T400 50' fill='none' stroke='%23ffffff' stroke-opacity='0.22' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: repeat-x;
  background-size: 400px 60px;
}

/* ==========================================================================
   Banner / site navigation — identical on every page
   ========================================================================== */
.site-banner {
  background: linear-gradient(135deg, var(--blue-900), var(--blue-700));
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow);
}

.banner-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.5rem 0.6rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.site-title span { color: var(--blue-200); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 6px;
  color: #fff;
  font-size: 1rem;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
}

.site-nav {
  padding-bottom: 0.6rem 0 0.9rem;
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.3rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem 0.9rem;
}

.site-nav a {
  display: inline-block;
  color: var(--blue-200);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  transition: background 0.15s ease, color 0.15s ease;
}

.site-nav a:hover { background: rgba(255,255,255,0.12); color: #fff; }

.site-nav a[aria-current="page"] {
  background: var(--marigold);
  color: #16324a;
}

/* mobile nav */
@media (max-width: 760px) {
  .nav-toggle { display: inline-block; }
  .site-nav { display: none; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; padding-top: 0; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  background: linear-gradient(180deg, var(--blue-700), var(--blue-400));
  color: #06263f;
  padding: 3rem 0 3.5rem;
}

.hero .container { display: grid; gap: 2rem; }

.hero h1 { color: #06263f; }

.hero-lede { font-size: 1.1rem; max-width: 60ch; }

.video-wrap {
  position: relative;
  width: 100%;
  max-width: 720px;
  aspect-ratio: 16 / 9;
  background: #06263f;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.video-wrap iframe { width: 100%; height: 100%; border: 0; }

/* ==========================================================================
   Page header banner (non-home pages)
   ========================================================================== */
.page-header {
  background: linear-gradient(135deg, var(--blue-700), var(--blue-400));
  padding: 2.6rem 0 2.2rem;
  color: #06263f;
}
.page-header h1 { color: #06263f; margin: 0 0 0.4rem; }
.page-header p { margin: 0; color: #0a3a55; }

/* ==========================================================================
   Generic sections
   ========================================================================== */
main { padding-bottom: 3rem; }

.section {
  padding: 2.5rem 0;
}

.section + .section { border-top: var(--border); }

.lede {
  font-size: 1.08rem;
  color: var(--ink-soft);
}

/* placeholder blocks for content/photos yet to come */
.placeholder {
  background: var(--blue-200);
  border: 1px dashed var(--blue-700);
  border-radius: var(--radius);
  color: var(--ink-soft);
  font-family: var(--font-data);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1rem;
  min-height: 160px;
}

/* ---- card grid (Treks, Tea Houses) ---- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.card {
  background: var(--paper);
  border: var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(0,42,97,0.14); }

.card .placeholder { min-height: 150px; border-radius: 0; border-width: 0 0 1px 0; }

.card-body { padding: 1rem 1.1rem 1.3rem; }
.card-body h3 { margin: 0 0 0.3rem; color: var(--blue-900); }
.card-body .meta { font-family: var(--font-data); font-size: 0.78rem; color: var(--ink-soft); }

/* ---- entry list (Dangers, Advice, FAQ) ---- */
.entry {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 1.5rem;
  padding: 1.6rem 0;
  align-items: start;
}
.entry + .entry { border-top: var(--border); }
.entry .placeholder { min-height: 130px; }
.entry h3::before {
  content: "";
  display: inline-block;
  width: 0.55em; height: 0.55em;
  background: var(--marigold);
  border-radius: 50%;
  margin-right: 0.5em;
}

@media (max-width: 620px) {
  .entry { grid-template-columns: 1fr; }
}

/* ---- guide profile ---- */
.profile {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  align-items: start;
}
.profile .placeholder { min-height: 220px; }
@media (max-width: 620px) { .profile { grid-template-columns: 1fr; } }

/* ---- buttons ---- */
.btn {
  display: inline-block;
  background: var(--marigold);
  color: #3a2308;
  font-weight: 700;
  text-decoration: none;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  border: none;
  font-family: var(--font-body);
  transition: background 0.15s ease;
}
.btn:hover { background: var(--marigold-deep); color: #fff; }

.btn-outline {
  background: transparent;
  border: 2px solid var(--blue-900);
  color: var(--blue-900);
}
.btn-outline:hover { background: var(--blue-900); color: #fff; }

/* ---- ad slot ---- */
.ad-slot {
  margin: 2rem 0;
  padding: 0.8rem;
  border: 1px dashed rgba(0,90,205,0.35);
  border-radius: var(--radius);
  text-align: center;
  font-family: var(--font-data);
  font-size: 0.78rem;
  color: var(--ink-soft);
  background: rgba(190,240,255,0.35);
}

/* ---- location filter (Tea Houses) ---- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.4rem 0;
}
.filter-bar select {
  font-family: var(--font-body);
  padding: 0.55rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--blue-700);
  background: #fff;
  color: var(--ink);
}

/* ---- callout / disclaimer box ---- */
.callout {
  background: var(--marigold-pale);
  border-left: 4px solid var(--marigold);
  border-radius: 6px;
  padding: 1rem 1.2rem;
  margin: 1.5rem 0;
}

/* ---- FAQ / question form prompt ---- */
.ask-box {
  background: var(--blue-200);
  border-radius: var(--radius);
  padding: 1.6rem;
  text-align: center;
  margin-top: 2rem;
  scroll-margin-top: 6.5rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--blue-900);
  color: var(--blue-200);
  padding: 2.2rem 0 1.6rem;
  font-size: 0.9rem;
}
.site-footer a { color: #fff; }
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}
.footer-links { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 0.4rem 1.1rem; }
.footer-disclaimer {
  margin-top: 1.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.65);
  max-width: 80ch;
}
.footer-disclaimer a { color: rgba(255,255,255,0.85); text-decoration: underline; }

/* ---- trek quick-info panel ---- */
.quick-info {
  background: var(--blue-200);
  border: var(--border);
  border-radius: var(--radius);
  padding: 1.3rem 1.5rem;
  margin-bottom: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.1rem 1.6rem;
}
.quick-info dt {
  font-family: var(--font-data);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--blue-900);
  margin: 0 0 0.2rem;
}
.quick-info dd {
  margin: 0;
  font-weight: 600;
  color: var(--ink);
}
.quick-info .full-width { grid-column: 1 / -1; }