:root {
  --pine: #06392f;
  --pine-2: #0f4d40;
  --moss: #6a8b4f;
  --lake: #69b9c6;
  --water: #dbeff0;
  --paper: #fbf7ed;
  --cream: #efe6d4;
  --ink: #14352e;
  --muted: #5f6e68;
  --amber: #d28b28;
  --line: rgba(20, 53, 46, 0.18);
  --shadow: 0 24px 70px rgba(5, 39, 33, 0.18);
  --radius: 8px;
  --header-height: 82px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

img,
svg {
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 76px);
  color: #fffdf8;
  transition:
    background 180ms ease,
    box-shadow 180ms ease,
    height 180ms ease;
}

.site-header.is-scrolled {
  height: 66px;
  background: rgba(6, 57, 47, 0.92);
  box-shadow: 0 10px 30px rgba(3, 24, 20, 0.18);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-grid;
  gap: 0;
  min-width: 132px;
  font-weight: 900;
}

.brand__name {
  font-size: 1.72rem;
  line-height: 0.95;
}

.brand__sub {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
}

.brand__sub::before,
.brand__sub::after {
  content: "";
  width: 22px;
  height: 4px;
  border-radius: 999px;
  background: currentColor;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 42px);
  font-size: 0.98rem;
  font-weight: 750;
}

.site-nav a {
  opacity: 0.92;
  transition:
    opacity 160ms ease,
    transform 160ms ease;
}

.site-nav a:hover {
  opacity: 1;
  transform: translateY(-1px);
}

.nav-cta {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  padding: 0 26px;
  border-radius: 4px;
  background: var(--pine);
  color: #fffdf8;
  box-shadow: 0 12px 30px rgba(2, 29, 24, 0.22);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
  transition:
    transform 180ms ease,
    opacity 180ms ease;
}

.nav-toggle.is-open span:first-child {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-open span:last-child {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  position: relative;
  min-height: 78svh;
  overflow: hidden;
  color: #fffdf8;
  background: var(--pine);
}

.hero__media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(3, 30, 25, 0.84) 0%, rgba(4, 33, 28, 0.56) 32%, rgba(4, 33, 28, 0.08) 68%),
    linear-gradient(180deg, rgba(3, 28, 24, 0.34) 0%, rgba(3, 28, 24, 0.06) 52%, rgba(3, 28, 24, 0.48) 100%),
    url("assets/hero-lake-terrace.png") center / cover no-repeat;
  transform: scale(1.02);
  animation: heroDrift 18s ease-in-out infinite alternate;
}

.hero__content {
  position: relative;
  z-index: 1;
  width: min(650px, calc(100% - 40px));
  padding: clamp(132px, 23vh, 220px) 0 clamp(72px, 12vh, 120px);
  margin-left: clamp(20px, 5vw, 76px);
}

.hero__place {
  max-width: 520px;
  margin: 0 0 16px;
  color: rgba(255, 253, 248, 0.84);
  font-size: 0.98rem;
  font-weight: 760;
}

.hero h1 {
  max-width: 620px;
  margin: 0;
  color: #fffdf8;
  font-size: clamp(3.4rem, 7vw, 6.8rem);
  line-height: 0.92;
  font-weight: 900;
}

.hero__lead {
  max-width: 560px;
  margin: 22px 0 0;
  color: rgba(255, 253, 248, 0.92);
  font-size: clamp(1.12rem, 1.5vw, 1.38rem);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 34px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 0;
  border-radius: 5px;
  padding: 0 26px;
  cursor: pointer;
  font-size: 0.96rem;
  font-weight: 850;
  transition:
    transform 170ms ease,
    box-shadow 170ms ease,
    background 170ms ease;
}

.button svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.button:hover {
  transform: translateY(-2px);
}

.button--primary {
  background: var(--pine);
  color: #fffdf8;
  box-shadow: 0 16px 34px rgba(4, 40, 34, 0.2);
}

.button--primary:hover {
  background: #0a493d;
  box-shadow: 0 20px 42px rgba(4, 40, 34, 0.26);
}

.button--light {
  background: #fffdf8;
  color: var(--ink);
}

.hero__scroll {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 22px;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: #fffdf8;
  transform: translateX(-50%);
  animation: bob 1.8s ease-in-out infinite;
}

.hero__scroll svg {
  width: 34px;
  height: 34px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.route-section,
.menu-section,
.visit-section {
  padding: clamp(46px, 7vw, 82px) clamp(20px, 5vw, 76px);
}

.route-section {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 24%, rgba(105, 185, 198, 0.22), transparent 28%),
    linear-gradient(180deg, var(--paper), #f4ecdc);
}

.route-section::before {
  content: "";
  position: absolute;
  inset: 18px 0 auto;
  height: 130px;
  opacity: 0.22;
  background:
    linear-gradient(120deg, transparent 0 9%, rgba(105, 185, 198, 0.8) 9% 10%, transparent 10% 19%, rgba(105, 185, 198, 0.5) 19% 20%, transparent 20% 100%);
  mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
  pointer-events: none;
}

.section-copy {
  position: relative;
  z-index: 1;
  max-width: 610px;
}

.section-label {
  margin: 0 0 10px;
  color: var(--moss);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.15rem);
  line-height: 1;
  font-weight: 900;
}

.section-copy p:not(.section-label),
.lessons-section__content p,
.visit-panel p,
.booking p {
  color: var(--muted);
  font-size: 1.03rem;
}

.route-map {
  position: relative;
  z-index: 1;
  min-height: 230px;
  margin-top: clamp(32px, 5vw, 58px);
}

.route-line {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  filter: drop-shadow(0 16px 18px rgba(105, 185, 198, 0.12));
}

.river-main,
.river-branch,
.river-dash {
  fill: none;
  vector-effect: non-scaling-stroke;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.river-main {
  stroke: rgba(105, 185, 198, 0.42);
  stroke-width: 30;
}

.river-branch {
  stroke: rgba(105, 185, 198, 0.18);
  stroke-width: 12;
}

.river-branch--two {
  stroke-width: 9;
}

.river-dash {
  stroke: rgba(15, 77, 64, 0.44);
  stroke-width: 4;
  stroke-dasharray: 14 16;
}

.level {
  position: absolute;
  top: var(--y);
  left: var(--x);
  min-width: 150px;
  min-height: 80px;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 5px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  box-shadow: none;
  transform: translate(-50%, -18px);
  transition:
    transform 180ms ease,
    color 180ms ease,
    text-shadow 180ms ease;
}

.level::before {
  content: "";
  position: absolute;
  top: -20px;
  left: 50%;
  width: 19px;
  height: 19px;
  border: 5px solid #fffdf8;
  border-radius: 50%;
  background: var(--moss);
  box-shadow:
    0 0 0 4px currentColor,
    0 10px 20px rgba(6, 57, 47, 0.16);
  transform: translateX(-50%);
}

.level span {
  font-weight: 900;
}

.level strong {
  color: var(--muted);
  font-size: 0.9rem;
}

.level.is-active,
.level:hover {
  color: var(--pine);
  text-shadow: 0 8px 22px rgba(6, 57, 47, 0.14);
  transform: translate(-50%, -24px);
}

.level.is-active::before {
  background: var(--pine);
}

.route-detail {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: end;
  max-width: 1040px;
  margin-top: 28px;
  padding: 26px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.route-detail h3 {
  margin: 0 0 8px;
  font-size: 1.35rem;
}

.route-detail p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
}

.route-detail dl {
  display: flex;
  gap: 28px;
  margin: 0;
}

.route-detail dt {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.route-detail dd {
  margin: 3px 0 0;
  font-weight: 850;
}

.lessons-section {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
  min-height: 520px;
  background: #fffdf8;
}

.lessons-section__image {
  min-height: 440px;
  background:
    linear-gradient(90deg, rgba(255, 253, 248, 0.08), rgba(255, 253, 248, 0.82)),
    url("assets/hero-lake-terrace.png") center / cover no-repeat;
}

.lessons-section__content {
  display: grid;
  align-content: center;
  padding: clamp(36px, 6vw, 78px) clamp(24px, 5vw, 72px);
}

.feature-list {
  display: grid;
  gap: 16px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 48px;
  color: var(--ink);
  font-weight: 820;
}

.feature-list svg {
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  color: var(--pine);
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.menu-section {
  background: linear-gradient(180deg, #fffdf8 0%, var(--paper) 100%);
}

.menu-section__top {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
}

.menu-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.filter {
  min-height: 42px;
  border: 1px solid rgba(20, 53, 46, 0.18);
  border-radius: 999px;
  padding: 0 18px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 800;
  transition:
    background 160ms ease,
    color 160ms ease,
    transform 160ms ease;
}

.filter:hover,
.filter.is-active {
  background: var(--pine);
  color: #fffdf8;
  transform: translateY(-1px);
}

.menu-image {
  margin-top: 30px;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--cream);
}

.menu-image img {
  width: 100%;
  height: min(360px, 32vw);
  min-height: 220px;
  object-fit: cover;
}

.menu-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(140px, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-top: 26px;
}

.menu-item {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 184px;
  padding: 20px 18px 18px;
  border-right: 1px solid var(--line);
  transition:
    background 160ms ease,
    transform 160ms ease,
    opacity 160ms ease;
}

.menu-item:last-child {
  border-right: 0;
}

.menu-item:hover {
  background: #fffdf8;
  transform: translateY(-3px);
}

.menu-item.is-hidden {
  display: none;
}

.menu-item span {
  color: var(--amber);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.13em;
}

.menu-item h3 {
  margin: 0;
  font-size: 1rem;
}

.menu-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.91rem;
}

.menu-item strong {
  align-self: end;
  margin-top: 4px;
  color: var(--pine);
  font-size: 1rem;
}

.visit-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.75fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: center;
  background:
    linear-gradient(90deg, rgba(6, 57, 47, 0.96), rgba(6, 57, 47, 0.72) 48%, rgba(6, 57, 47, 0.08)),
    url("assets/hero-lake-terrace.png") center / cover no-repeat;
  color: #fffdf8;
}

.visit-panel {
  max-width: 620px;
}

.visit-panel h2 {
  color: #fffdf8;
}

.visit-panel p,
.visit-panel .section-label {
  color: rgba(255, 253, 248, 0.82);
}

.visit-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.visit-points span {
  min-height: 70px;
  display: flex;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.32);
  color: #fffdf8;
  font-weight: 850;
}

.booking {
  display: grid;
  gap: 16px;
  padding: clamp(24px, 4vw, 42px);
  border-radius: var(--radius);
  background: #fffdf8;
  color: var(--ink);
  box-shadow: var(--shadow);
}

.booking h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
}

.booking p {
  margin: 0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 0.66fr;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 850;
}

input,
select {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(20, 53, 46, 0.2);
  border-radius: 4px;
  padding: 0 12px;
  background: #fff;
  color: var(--ink);
  font-size: 0.95rem;
}

input:focus,
select:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(210, 139, 40, 0.55);
  outline-offset: 3px;
}

.booking__status {
  min-height: 24px;
  color: var(--pine) !important;
  font-weight: 820;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 30px clamp(20px, 5vw, 76px);
  background: var(--pine);
  color: rgba(255, 253, 248, 0.82);
  font-size: 0.92rem;
}

.brand--footer {
  color: #fffdf8;
}

.site-footer p {
  margin: 0;
}

@keyframes heroDrift {
  from {
    transform: scale(1.02) translateX(0);
  }
  to {
    transform: scale(1.05) translateX(-14px);
  }
}

@keyframes bob {
  0%,
  100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, 8px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 1080px) {
  .route-map {
    display: grid;
    grid-template-columns: repeat(2, minmax(150px, 1fr));
    gap: 18px;
    min-height: auto;
  }

  .route-line,
  .level::before {
    display: none;
  }

  .level {
    position: relative;
    top: auto;
    left: auto;
    min-height: 112px;
    min-width: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 253, 248, 0.66);
    box-shadow: 0 15px 40px rgba(6, 57, 47, 0.06);
    transform: none;
  }

  .level.is-active,
  .level:hover {
    background: #fffdf8;
    border-color: rgba(6, 57, 47, 0.36);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
  }

  .menu-grid {
    grid-template-columns: repeat(3, minmax(160px, 1fr));
  }

  .menu-item:nth-child(3) {
    border-right: 0;
  }

  .lessons-section,
  .visit-section {
    grid-template-columns: 1fr;
  }

  .lessons-section__image {
    min-height: 320px;
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: 68px;
  }

  .site-header {
    padding-inline: 18px;
  }

  .brand__name {
    font-size: 1.38rem;
  }

  .brand__sub {
    font-size: 0.58rem;
  }

  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: fixed;
    top: 68px;
    left: 16px;
    right: 16px;
    display: grid;
    gap: 0;
    padding: 10px;
    border-radius: var(--radius);
    background: rgba(6, 57, 47, 0.96);
    box-shadow: var(--shadow);
    transform: translateY(-14px);
    opacity: 0;
    pointer-events: none;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    min-height: 46px;
    display: flex;
    align-items: center;
    padding: 0 14px;
  }

  .nav-cta {
    justify-content: center;
    margin-top: 6px;
    background: #fffdf8;
    color: var(--ink);
  }

  .hero {
    min-height: 74svh;
  }

  .hero__media {
    background:
      linear-gradient(90deg, rgba(3, 30, 25, 0.88) 0%, rgba(4, 33, 28, 0.56) 52%, rgba(4, 33, 28, 0.16) 100%),
      linear-gradient(180deg, rgba(3, 28, 24, 0.18) 0%, rgba(3, 28, 24, 0.5) 100%),
      url("assets/hero-lake-terrace.png") center / cover no-repeat;
  }

  .hero__content {
    width: calc(100% - 36px);
    padding-top: 118px;
    padding-bottom: 74px;
    margin-left: 18px;
  }

  .hero__place {
    font-size: 0.9rem;
  }

  .hero h1 {
    font-size: clamp(3rem, 18vw, 4.6rem);
  }

  .hero__actions {
    gap: 12px;
  }

  .button {
    width: 100%;
  }

  .menu-section__top {
    display: grid;
  }

  .menu-filters {
    justify-content: flex-start;
  }

  .route-detail {
    grid-template-columns: 1fr;
  }

  .route-detail dl {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .visit-points {
    grid-template-columns: 1fr;
  }

  .booking .button {
    width: 100%;
  }

  .site-footer {
    display: grid;
  }
}

@media (max-width: 620px) {
  .route-map,
  .menu-grid,
  .form-row {
    grid-template-columns: 1fr;
  }

  .menu-grid {
    border-top: 0;
    border-bottom: 0;
    gap: 12px;
  }

  .menu-item,
  .menu-item:nth-child(3) {
    min-height: auto;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 253, 248, 0.58);
  }

  .lessons-section__content,
  .route-section,
  .menu-section,
  .visit-section {
    padding-inline: 18px;
  }
}