:root {
  --river: #4f6658;
  --river-deep: #394b41;
  --leaf: #394b41;
  --old-green: #394b41;
  --reed: #d8c77d;
  --sand: #f3efe2;
  --paper: #fffdf6;
  --ink: #1d2420;
  --muted: #5d665f;
  --line: rgba(29, 36, 32, 0.16);
  --shadow: 0 18px 45px rgba(20, 45, 42, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
}

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

a {
  color: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 14px clamp(18px, 4vw, 54px);
  background: rgba(255, 253, 246, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--old-green);
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav a,
.site-footer a,
.text-link {
  text-decoration: none;
}

.site-nav a:hover,
.text-link:hover {
  color: var(--river);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 700;
  text-decoration: none;
}

.header-cta,
.button.primary {
  color: white;
  background: var(--old-green);
}

.button.secondary {
  color: var(--river-deep);
  background: rgba(255, 255, 255, 0.78);
  border-color: var(--line);
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: min(760px, calc(100vh - 72px));
  display: grid;
  align-items: end;
  overflow: hidden;
}

.hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(9, 26, 25, 0.14), rgba(8, 26, 23, 0.72));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: calc(100% - 36px);
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 0 clamp(34px, 8vw, 90px);
  color: white;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--river);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--reed);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 860px;
  margin-bottom: 14px;
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: 0.95;
  overflow-wrap: break-word;
}

h1 span {
  display: block;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.05;
  margin-bottom: 16px;
  overflow-wrap: break-word;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.hero-lede {
  max-width: 650px;
  font-size: clamp(1.06rem, 2.1vw, 1.35rem);
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.section {
  padding: clamp(58px, 8vw, 108px) clamp(18px, 4vw, 54px);
}

.section-heading {
  width: 100%;
  max-width: 780px;
  margin: 0 auto 34px;
  text-align: center;
}

.band {
  background: var(--sand);
}

.intro-grid,
.rentals-grid,
.policy-grid,
.split,
.founder-card,
.contact-panel {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
}

.intro-grid,
.rentals-grid,
.split,
.founder-card,
.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 58px);
  align-items: center;
}

.intro-grid > *,
.rentals-grid > *,
.split > *,
.founder-card > *,
.contact-panel > * {
  min-width: 0;
}

.copy {
  font-size: 1.08rem;
}

.callout {
  padding: 18px 20px;
  background: white;
  border-left: 5px solid var(--river);
  box-shadow: var(--shadow);
}

.callout a,
.text-link {
  color: var(--river-deep);
  font-weight: 800;
}

.trip-card,
.rate-panel,
.policy-grid article,
.founder-card,
.contact-panel {
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.trip-card {
  overflow: hidden;
}

.trip-card div {
  padding: 24px;
}

.trip-card img,
.feature-image,
.split img,
.founder-card img {
  width: 100%;
  border-radius: 8px;
  object-fit: cover;
}

.trip-card img {
  aspect-ratio: 4 / 3;
}

.feature-image,
.split img {
  aspect-ratio: 5 / 4;
}

.rate-panel {
  padding: clamp(22px, 4vw, 34px);
}

.rate-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  font-size: 1.04rem;
}

.rate-row strong {
  color: var(--river-deep);
  font-size: 1.2rem;
}

.fine-print,
.dates {
  color: var(--muted);
}

.fine-print {
  margin: 20px 0;
}

.info-list {
  display: grid;
  gap: 10px;
}

.info-list span,
.inventory div {
  padding: 12px 14px;
  background: rgba(31, 111, 120, 0.08);
  border-radius: 6px;
}

.policy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.policy-grid article,
.flow-panel {
  padding: 24px;
}

.flow-panel {
  width: 100%;
  max-width: 1120px;
  margin: 22px auto 0;
  display: grid;
  grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1.35fr);
  gap: clamp(22px, 4vw, 42px);
  align-items: center;
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.flow-panel h3 {
  font-size: clamp(1.6rem, 3vw, 2.35rem);
  line-height: 1.08;
}

.flow-graph {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
}

.split {
  grid-template-columns: 1.05fr 0.95fr;
}

.inventory {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.inventory strong,
.inventory span,
address span,
address strong {
  display: block;
}

.founder-card {
  padding: clamp(20px, 4vw, 36px);
}

.founder-card img {
  aspect-ratio: 4 / 3;
}

.gallery-section {
  background: var(--river-deep);
  color: white;
}

.gallery-section .eyebrow {
  color: var(--reed);
}

.gallery {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.gallery button {
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 8px;
  background: transparent;
  cursor: zoom-in;
}

.gallery img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: transform 180ms ease;
}

.gallery button:hover img {
  transform: scale(1.04);
}

.contact {
  background: var(--paper);
}

.contact-panel {
  overflow: hidden;
}

.contact-panel > div {
  padding: clamp(26px, 5vw, 46px);
}

.booking-form {
  display: grid;
  gap: 16px;
  padding: clamp(22px, 4vw, 34px);
  background: #f7f4ea;
  border-left: 1px solid var(--line);
}

.booking-form label,
.booking-form label span {
  display: grid;
  gap: 7px;
}

.booking-form label span,
.checkbox-label {
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 700;
}

.booking-form input,
.booking-form select,
.booking-form textarea {
  width: 100%;
  min-height: 44px;
  padding: 11px 12px;
  color: var(--ink);
  background: white;
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
}

.booking-form textarea {
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.checkbox-label {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  line-height: 1.45;
}

.checkbox-label input {
  width: 18px;
  min-height: 18px;
  margin-top: 2px;
}

.honeypot {
  position: absolute;
  left: -9999px;
}

.map-panel {
  width: 100%;
  max-width: 1120px;
  margin: 22px auto 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.access-panel {
  width: 100%;
  max-width: 1120px;
  margin: 22px auto 0;
  padding: clamp(22px, 4vw, 34px);
  background: white;
  border: 1px solid var(--line);
  border-left: 5px solid var(--river);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.access-panel h3 {
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  margin-bottom: 8px;
}

.access-panel p:last-child {
  max-width: 760px;
  margin-bottom: 0;
  font-size: 1.08rem;
}

address {
  margin: 22px 0;
  font-style: normal;
}

iframe {
  width: 100%;
  min-height: 460px;
  height: 100%;
  border: 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 4vw, 54px);
  color: white;
  background: var(--river-deep);
}

.thank-you-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: clamp(24px, 6vw, 72px);
  background:
    linear-gradient(rgba(18, 28, 24, 0.62), rgba(18, 28, 24, 0.62)),
    url("images/hero-river.jpg") center / cover;
}

.thank-you-panel {
  width: 100%;
  max-width: 720px;
  padding: clamp(30px, 6vw, 58px);
  color: var(--ink);
  background: rgba(255, 253, 246, 0.96);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.thank-you-panel h1 {
  color: var(--old-green);
  font-size: clamp(3rem, 8vw, 5.8rem);
}

.thank-you-panel p:not(.eyebrow) {
  max-width: 560px;
  font-size: 1.18rem;
}

.lightbox {
  width: calc(100% - 32px);
  max-width: 980px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  background: transparent;
}

.lightbox::backdrop {
  background: rgba(6, 18, 18, 0.82);
}

.lightbox img {
  width: 100%;
  max-height: 82vh;
  object-fit: contain;
  background: white;
}

.lightbox-close {
  position: absolute;
  right: 0;
  top: -46px;
  min-height: 38px;
  padding: 0 16px;
  color: white;
  background: var(--river);
  border: 0;
  border-radius: 6px;
  cursor: pointer;
}

@media (max-width: 880px) {
  .site-header {
    grid-template-columns: auto auto;
  }

  .header-cta {
    display: none;
  }

  .nav-toggle {
    justify-self: end;
    display: grid;
    gap: 5px;
    width: 42px;
    padding: 9px;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 6px;
  }

.nav-toggle span:not(.sr-only) {
    display: block;
    height: 2px;
    background: var(--old-green);
  }

  .site-nav {
    grid-column: 1 / -1;
    justify-self: stretch;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 12px 0;
    border-top: 1px solid var(--line);
  }

  .intro-grid,
  .rentals-grid,
  .split,
  .founder-card,
  .contact-panel,
  .form-row,
  .policy-grid,
  .flow-panel {
    grid-template-columns: 1fr;
  }

  .booking-form {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .brand span:last-child {
    max-width: 190px;
    font-size: 0.82rem;
    line-height: 1.15;
  }

  .hero {
    min-height: 660px;
  }

  .hero-content {
    width: calc(100vw - 28px);
    max-width: calc(100vw - 28px);
  }

  h1 {
    font-size: 2.35rem;
    line-height: 1;
  }

  h2 {
    font-size: 1.55rem;
    line-height: 1.12;
  }

  .hero-lede,
  p {
    max-width: calc(100vw - 32px);
  }

  .section {
    width: 100vw;
    max-width: 100vw;
    padding-left: 16px;
    padding-right: 16px;
  }

  .section-heading,
  .intro-grid,
  .rentals-grid,
  .policy-grid,
  .split,
  .founder-card,
  .contact-panel,
  .flow-panel,
  .map-panel,
  .gallery,
  .copy,
  .trip-card,
  .rate-panel {
    width: calc(100vw - 32px);
    max-width: calc(100vw - 32px);
  }

  .eyebrow {
    font-size: 0.7rem;
    overflow-wrap: break-word;
  }

  .section-heading {
    text-align: left;
  }

  .button {
    width: 100%;
  }

  .gallery {
    grid-template-columns: 1fr;
  }

  .gallery img {
    height: 230px;
  }

  .site-footer {
    flex-direction: column;
  }
}