:root {
  --ink: #162015;
  --muted: #5a665a;
  --cream: #f7efe0;
  --paper: #fffaf0;
  --leaf: #35643c;
  --leaf-dark: #1f4328;
  --gold: #d89b38;
  --terracotta: #b35a31;
  --sky: #d9edf0;
  --blue: #31566d;
  --line: rgba(22, 32, 21, 0.14);
  --shadow: 0 22px 70px rgba(31, 67, 40, 0.18);
  --radius: 28px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 0%, rgba(216,155,56,0.18), transparent 28rem),
    radial-gradient(circle at 92% 10%, rgba(53,100,60,0.14), transparent 30rem),
    linear-gradient(180deg, #f8f1e5 0%, #f5ead8 48%, #f8f3e9 100%);
}

body.menu-open, body.auth-locked { overflow: hidden; }

body.auth-locked > :not(.auth-gate) {
  display: none !important;
}

.auth-gate {
  position: fixed;
  inset: 0;
  z-index: 2147483647;
  display: grid;
  place-items: center;
  min-height: 100vh;
  min-height: 100svh;
  overflow-y: auto;
  padding: max(1rem, env(safe-area-inset-top)) 1rem max(1rem, env(safe-area-inset-bottom));
  background:
    radial-gradient(circle at 16% 8%, rgba(216,155,56,.24), transparent 24rem),
    radial-gradient(circle at 85% 18%, rgba(53,100,60,.20), transparent 26rem),
    linear-gradient(180deg, #f8f1e5 0%, #f5ead8 100%);
}

body:not(.auth-locked) .auth-gate { display: none; }

.auth-card {
  width: min(100%, 31rem);
  max-width: calc(100vw - 2rem);
  padding: clamp(1.4rem, 5vw, 2.1rem);
  border: 1px solid rgba(31,67,40,.16);
  border-radius: 32px;
  background: linear-gradient(180deg, rgba(255,250,240,.98), rgba(247,239,224,.96));
  box-shadow: 0 32px 100px rgba(8,18,10,.22);
}

.auth-mark {
  display: inline-grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  margin-bottom: 1rem;
  border-radius: 999px;
  background: var(--leaf-dark);
  color: #fff8e9;
  font-size: .82rem;
  font-weight: 950;
  letter-spacing: .08em;
}

.auth-card h1 { font-size: clamp(2rem, 9vw, 3.25rem); line-height: .98; }
.auth-card p { margin-bottom: 1.2rem; }
.auth-card label { display: block; margin-bottom: .45rem; color: var(--leaf-dark); font-weight: 900; }
.auth-input-row { display: flex; gap: .65rem; }
.auth-input-row input {
  min-width: 0;
  flex: 1;
  min-height: 3.15rem;
  padding: .85rem 1rem;
  border: 1px solid rgba(31,67,40,.22);
  border-radius: 999px;
  background: rgba(255,255,255,.72);
  color: var(--ink);
  font: inherit;
  font-weight: 800;
  outline: none;
}
.auth-input-row input:focus { border-color: var(--leaf); box-shadow: 0 0 0 4px rgba(53,100,60,.14); }
.auth-input-row .button { margin: 0; border: 0; cursor: pointer; white-space: nowrap; }
.auth-error { min-height: 1.5rem; margin: .7rem 0 0; color: var(--terracotta); font-weight: 850; }

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(22,32,21,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22,32,21,0.025) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
}

a { color: inherit; }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  background: var(--ink);
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 999px;
}

.skip-link:focus { top: 1rem; }

.hero {
  min-height: 92vh;
  padding: clamp(5.25rem, 9vw, 6.5rem) clamp(1rem, 4vw, 4rem) 4rem;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: -12rem;
  bottom: -18rem;
  width: 42rem;
  height: 42rem;
  border-radius: 999px;
  background: conic-gradient(from 180deg, rgba(53,100,60,.28), rgba(216,155,56,.32), rgba(179,90,49,.24), rgba(53,100,60,.28));
  filter: blur(10px);
  opacity: .75;
  z-index: -1;
}

.nav {
  position: fixed;
  top: clamp(.8rem, 2vw, 1.2rem);
  left: clamp(.8rem, 2vw, 1.2rem);
  right: clamp(.8rem, 2vw, 1.2rem);
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  pointer-events: none;
}

.brand, .nav-links a {
  text-decoration: none;
  font-weight: 750;
}

.brand {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  min-height: 3.3rem;
  padding: .42rem .9rem .42rem .42rem;
  border: 1px solid rgba(255,255,255,.66);
  border-radius: 999px;
  background: rgba(255, 250, 240, .76);
  backdrop-filter: blur(20px);
  box-shadow: 0 16px 44px rgba(31, 67, 40, .12);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 50%;
  background: var(--leaf-dark);
  color: #fff8e9;
  font-size: .78rem;
  letter-spacing: .06em;
}

.nav-toggle {
  pointer-events: auto;
  display: inline-grid;
  place-items: center;
  width: 3.45rem;
  height: 3.45rem;
  border: 1px solid rgba(255,255,255,.62);
  color: #fff8e9;
  background: linear-gradient(135deg, var(--leaf-dark), #2f6038);
  border-radius: 999px;
  box-shadow: 0 18px 42px rgba(31,67,40,.24);
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.nav-toggle:hover { transform: translateY(-2px); box-shadow: 0 22px 50px rgba(31,67,40,.28); }
.nav-toggle:focus-visible { outline: 3px solid rgba(216,155,56,.65); outline-offset: 3px; }
.nav-toggle-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.burger-bars { display: grid; gap: 5px; width: 1.35rem; }
.burger-bars span { display: block; height: 2px; border-radius: 999px; background: currentColor; transition: transform .2s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] .burger-bars span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .burger-bars span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .burger-bars span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-backdrop {
  pointer-events: auto;
  position: fixed;
  inset: 0;
  z-index: 41;
  background: rgba(22,32,21,.22);
  backdrop-filter: blur(3px);
}

.nav-links {
  pointer-events: auto;
  position: fixed;
  top: calc(clamp(.8rem, 2vw, 1.2rem) + 4.15rem);
  right: clamp(.8rem, 2vw, 1.2rem);
  z-index: 42;
  display: grid;
  gap: .55rem;
  width: min(24rem, calc(100vw - 1.6rem));
  max-height: calc(100vh - 6rem);
  overflow: auto;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,.72);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255,250,240,.98), rgba(247,239,224,.96));
  box-shadow: 0 30px 90px rgba(31,67,40,.25);
  transform: translateY(-.7rem) scale(.97);
  opacity: 0;
  visibility: hidden;
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
}

.nav-links.open { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.nav-panel-heading { padding: .35rem .45rem .75rem; border-bottom: 1px solid var(--line); margin-bottom: .25rem; }
.nav-panel-heading span { display: block; font-weight: 950; font-size: 1.25rem; letter-spacing: -.03em; }
.nav-panel-heading small { display: block; color: var(--muted); margin-top: .15rem; }
.nav-links a {
  display: grid;
  gap: .15rem;
  color: var(--ink);
  padding: .85rem .95rem;
  border-radius: 18px;
  border: 1px solid transparent;
}
.nav-links a span { color: var(--muted); font-size: .9rem; font-weight: 650; line-height: 1.35; }
.nav-links a:hover, .nav-links a:focus-visible {
  background: rgba(53,100,60,.10);
  border-color: rgba(53,100,60,.16);
  color: var(--leaf-dark);
  outline: none;
}

.hero-grid {
  max-width: 1180px;
  margin: clamp(3rem, 8vh, 7rem) auto 0;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, .74fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
}

.eyebrow {
  margin: 0 0 .85rem;
  color: var(--terracotta);
  font-weight: 850;
  letter-spacing: .11em;
  text-transform: uppercase;
  font-size: .78rem;
}

h1, h2, h3 { line-height: 1.02; letter-spacing: -.045em; margin: 0; }

h1 {
  max-width: 760px;
  font-size: clamp(3.5rem, 9vw, 8.8rem);
}

h2 { font-size: clamp(2.2rem, 5vw, 4.4rem); }

h3 { font-size: clamp(1.25rem, 2vw, 1.8rem); }

p { line-height: 1.65; color: var(--muted); font-size: 1.03rem; }

.hero-lede {
  max-width: 620px;
  margin: 1.25rem 0 0;
  font-size: clamp(1.12rem, 2vw, 1.38rem);
  color: #3c493d;
}

.hero-actions, .cta-row { display: flex; gap: .85rem; flex-wrap: wrap; margin-top: 1.8rem; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.15rem;
  padding: .85rem 1.15rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 850;
  border: 1px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--leaf-dark); color: #fff8e9; box-shadow: 0 16px 34px rgba(31,67,40,.22); }
.button.secondary { background: rgba(255,250,240,.74); color: var(--leaf-dark); border-color: rgba(31,67,40,.16); }

.trip-card {
  background: rgba(255, 250, 240, .78);
  border: 1px solid rgba(255,255,255,.72);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: clamp(1.2rem, 3vw, 2rem);
  position: relative;
  overflow: hidden;
}

.trip-card::before {
  content: "";
  display: block;
  height: 180px;
  margin: -2rem -2rem 1.4rem;
  background:
    linear-gradient(145deg, rgba(31,67,40,.76), rgba(53,100,60,.58)),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 900 400'%3E%3Cpath fill='%23d89b38' d='M0 280Q160 210 300 260T600 235T900 270v130H0z'/%3E%3Cpath fill='%23f7efe0' opacity='.75' d='M0 320Q220 245 420 305T900 285v115H0z'/%3E%3Ccircle cx='720' cy='90' r='46' fill='%23f4c66d'/%3E%3C/svg%3E");
  background-size: cover;
  background-position: center;
}

.trip-card-header { display: flex; justify-content: space-between; gap: 1rem; align-items: center; color: var(--muted); font-weight: 800; }
.status-pill { color: var(--leaf-dark); background: rgba(53,100,60,.12); border-radius: 999px; padding: .4rem .7rem; }
.facts-list { margin: 1.2rem 0 0; display: grid; gap: .9rem; }
.facts-list div { border-top: 1px solid var(--line); padding-top: .9rem; }
.facts-list dt { color: var(--terracotta); text-transform: uppercase; font-size: .76rem; font-weight: 900; letter-spacing: .08em; }
.facts-list dd { margin: .2rem 0 0; font-size: 1.1rem; font-weight: 800; }

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) clamp(1rem, 4vw, 2rem);
}

.section-heading { max-width: 820px; margin-bottom: 2rem; }
.section-heading.narrow { max-width: 680px; text-align: center; margin-left: auto; margin-right: auto; }
.section-heading p:last-child { font-size: 1.18rem; }

.feature-grid { display: grid; gap: 1rem; }
.feature-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.feature-card, .stacked-cards article, .principles-grid article, .map-card, .do-dont > div, .resource-list a, .stat-grid article, .detail-grid article, .ambassador-grid article, .safeguarding-panel {
  border: 1px solid rgba(255,255,255,.7);
  background: rgba(255,250,240,.78);
  border-radius: var(--radius);
  padding: 1.4rem;
  box-shadow: 0 16px 42px rgba(31,67,40,.08);
}
.feature-card .icon { font-size: 2rem; display: inline-block; margin-bottom: 1.1rem; }
.feature-card.warm { background: linear-gradient(180deg, rgba(255,250,240,.86), rgba(244,198,109,.18)); }
.feature-card.green { background: linear-gradient(180deg, rgba(255,250,240,.86), rgba(53,100,60,.14)); }
.feature-card.blue { background: linear-gradient(180deg, rgba(255,250,240,.86), rgba(49,86,109,.13)); }

.split-section { display: grid; grid-template-columns: minmax(0, .95fr) minmax(300px, .75fr); gap: 2rem; align-items: start; }
.stacked-cards { display: grid; gap: 1rem; }
.stacked-cards article { border-left: 6px solid var(--gold); }

.timeline { list-style: none; padding: 0; margin: 2rem auto 0; max-width: 920px; position: relative; }
.timeline::before { content: ""; position: absolute; left: 8.1rem; top: 0; bottom: 0; width: 2px; background: var(--line); }
.timeline li { display: grid; grid-template-columns: 7rem minmax(0, 1fr); gap: 2.5rem; margin-bottom: 1.2rem; align-items: start; }
.timeline time { display: inline-flex; justify-content: center; text-align: center; font-weight: 900; color: var(--leaf-dark); background: rgba(255,250,240,.9); border: 1px solid var(--line); border-radius: 999px; padding: .7rem .9rem; box-shadow: 0 8px 24px rgba(31,67,40,.08); }
.timeline div { background: rgba(255,250,240,.78); border: 1px solid rgba(255,255,255,.7); border-radius: 22px; padding: 1.15rem 1.25rem; }
.timeline p { margin-bottom: 0; }

.map-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 1rem; }
.map-card.large { grid-row: span 2; padding: 0; overflow: hidden; }
.map-copy { padding: 1.4rem 1.4rem .6rem; }
.map-card iframe { width: 100%; height: 420px; border: 0; display: block; filter: saturate(.92) contrast(.97); }
.text-link { color: var(--leaf-dark); font-weight: 900; text-decoration-color: rgba(53,100,60,.34); text-underline-offset: .25rem; }

.completed-admin {
  margin-bottom: 1.2rem;
  padding: 1.2rem;
  border-radius: 24px;
  border: 1px solid rgba(53,100,60,.18);
  background: linear-gradient(135deg, rgba(53,100,60,.11), rgba(216,155,56,.14));
}
.completed-admin h3 { margin: 0 0 .35rem; }
.completed-admin p { margin: 0 0 .7rem; color: var(--muted); }
.completed-admin ul { margin: 0; padding-left: 1.2rem; }
.completed-admin li { margin: .25rem 0; }

.checklist { display: grid; gap: .85rem; }
.checklist label {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  background: rgba(255,250,240,.86);
  border: 1px solid rgba(255,255,255,.76);
  border-radius: 22px;
  padding: 1rem;
  cursor: pointer;
}
.checklist input { width: 1.35rem; height: 1.35rem; accent-color: var(--leaf); margin-top: .1rem; }
.checklist strong { display: block; font-size: 1.07rem; }
.checklist small { display: block; color: var(--muted); line-height: 1.55; margin-top: .25rem; }
.checklist label:has(input:checked) { background: rgba(53,100,60,.1); }
.checklist label:has(input:checked) strong { text-decoration: line-through; color: var(--leaf); }

.principles-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.do-dont { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-top: 1rem; }
ul { color: var(--muted); line-height: 1.75; padding-left: 1.2rem; }
.do-dont > div:first-child { border-left: 6px solid var(--leaf); }
.do-dont > div:last-child { border-left: 6px solid var(--terracotta); }

.resource-list { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1rem; }
.resource-list a { text-decoration: none; min-height: 130px; display: flex; flex-direction: column; justify-content: space-between; }
.resource-list span { color: var(--muted); display: block; margin-top: .8rem; }
.resource-list a:hover { transform: translateY(-2px); transition: transform .2s ease; }

.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.stat-grid article { background: linear-gradient(180deg, rgba(255,250,240,.9), rgba(53,100,60,.1)); }
.stat-grid strong { display: block; color: var(--leaf-dark); font-size: clamp(2.1rem, 4vw, 3.4rem); letter-spacing: -.06em; line-height: .95; margin-bottom: .8rem; }
.stat-grid span { color: var(--muted); line-height: 1.55; }
.detail-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.detail-grid article { border-top: 6px solid var(--gold); }

.ambassador-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.ambassador-grid span { display: inline-grid; place-items: center; width: 2.4rem; height: 2.4rem; border-radius: 50%; background: var(--leaf-dark); color: #fff8e9; font-weight: 900; margin-bottom: 1rem; }
.ambassador-grid article:nth-child(even) span { background: var(--terracotta); }

.safeguarding-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1rem; }
.safeguarding-panel { border-left: 6px solid var(--leaf); }
.safeguarding-panel.accent { background: linear-gradient(180deg, rgba(255,250,240,.9), rgba(216,155,56,.15)); border-left-color: var(--terracotta); }
.safeguarding-panel ol { color: var(--muted); line-height: 1.75; padding-left: 1.2rem; }

.footer { max-width: 1180px; margin: 2rem auto; padding: 1.2rem clamp(1rem, 4vw, 2rem); display: flex; justify-content: space-between; gap: 1rem; align-items: center; color: var(--muted); }
.footer a { color: var(--leaf-dark); font-weight: 900; }

@media (max-width: 900px) {
  .hero-grid, .split-section, .map-grid { grid-template-columns: 1fr; }
  .feature-grid.three, .principles-grid, .resource-list, .stat-grid, .detail-grid, .ambassador-grid { grid-template-columns: 1fr 1fr; }
  .safeguarding-layout { grid-template-columns: 1fr; }
  .timeline::before { left: 1rem; }
  .timeline li { grid-template-columns: 1fr; gap: .8rem; padding-left: 2.4rem; position: relative; }
  .timeline time { justify-content: flex-start; width: fit-content; }
}

@media (max-width: 620px) {
  .auth-input-row { flex-direction: column; }
  .auth-input-row input { width: 100%; border-radius: 16px; }
  .auth-input-row .button { width: 100%; }
  .hero { min-height: auto; }
  .feature-grid.three, .principles-grid, .resource-list, .do-dont, .stat-grid, .detail-grid, .ambassador-grid { grid-template-columns: 1fr; }
  .hero-actions, .cta-row { flex-direction: column; }
  .button { width: 100%; }
  .trip-card::before { height: 140px; }
  .map-card iframe { height: 320px; }
  .footer { flex-direction: column; align-items: flex-start; }
}


@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}