:root {
  --bg: #f4f1ea;
  --bg-soft: #ece7dd;
  --text: #282420;
  --muted: #6a655d;
  --primary: #506860;
  --primary-dark: #3d5149;
  --panel-bg: #fcfbf8;
  --card-bg: #f7f3eb;
  --border: #ddd4c6;
  --shadow: 0 12px 28px rgba(40, 34, 28, 0.06);
  --button-bg: #556d64;
  --button-bg-hover: #687f77;
  --button-text: #fbfaf7;
  --download-bg: #f4e8bc;
  --download-hover: #efcd75;
  --input-bg: #fffdfa;
  --input-border: #d7cfc2;
  --ok: #437054;
  --danger: #b24e41;
}

html[data-theme="dark"] {
  --bg: #1f2625;
  --bg-soft: #293130;
  --text: #ece6db;
  --muted: #b0a99d;
  --primary: #91afa4;
  --primary-dark: #d9d3c8;
  --panel-bg: #293130;
  --card-bg: #313b39;
  --border: #45524e;
  --shadow: 0 16px 34px rgba(0, 0, 0, 0.28);
  --button-bg: #6b867d;
  --button-bg-hover: #7b988e;
  --button-text: #f6f3eb;
  --download-bg: #5d552d;
  --download-hover: #82691f;
  --input-bg: #3a4542;
  --input-border: #5c6965;
  --ok: #98d2aa;
  --danger: #e28c7c;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
  transition: background 0.25s ease, color 0.25s ease;
}

body.lightbox-open {
  overflow: hidden;
}

a {
  color: inherit;
}

code {
  background: rgba(0, 0, 0, 0.06);
  padding: 2px 6px;
  border-radius: 6px;
}

.site-header {
  position: relative;
  padding: 22px 24px 14px;
  padding-left: max(24px, env(safe-area-inset-left));
  padding-right: max(24px, env(safe-area-inset-right));
  padding-top: max(22px, env(safe-area-inset-top));
  text-align: center;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(circle at 18% 32%, rgba(80, 104, 96, 0.08) 0 2px, transparent 3px),
    radial-gradient(circle at 82% 64%, rgba(80, 104, 96, 0.08) 0 2px, transparent 3px),
    linear-gradient(135deg, rgba(255, 255, 255, 0.78), rgba(239, 235, 226, 0.78));
  overflow: hidden;
}

.site-header::before,
.site-header::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.site-header::before {
  background:
    linear-gradient(45deg, transparent 46%, rgba(80, 104, 96, 0.12) 47%, rgba(80, 104, 96, 0.12) 53%, transparent 54%),
    linear-gradient(-45deg, transparent 46%, rgba(80, 104, 96, 0.12) 47%, rgba(80, 104, 96, 0.12) 53%, transparent 54%);
  background-size: 76px 76px;
  opacity: 0.34;
  mask-image: linear-gradient(to right, transparent 0%, black 18%, black 82%, transparent 100%);
}

.site-header::after {
  background:
    radial-gradient(circle at 14% 36%, rgba(80, 104, 96, 0.11) 0 2px, transparent 3px),
    radial-gradient(circle at 86% 66%, rgba(80, 104, 96, 0.11) 0 2px, transparent 3px);
  background-size: 40px 40px;
  opacity: 0.48;
}

html[data-theme="dark"] .site-header {
  background:
    radial-gradient(circle at 18% 32%, rgba(145, 175, 164, 0.1) 0 2px, transparent 3px),
    radial-gradient(circle at 82% 64%, rgba(145, 175, 164, 0.1) 0 2px, transparent 3px),
    linear-gradient(135deg, rgba(39, 47, 46, 0.94), rgba(31, 38, 37, 0.94));
}

html[data-theme="dark"] .site-header::before {
  background:
    linear-gradient(45deg, transparent 46%, rgba(145, 175, 164, 0.14) 47%, rgba(145, 175, 164, 0.14) 53%, transparent 54%),
    linear-gradient(-45deg, transparent 46%, rgba(145, 175, 164, 0.14) 47%, rgba(145, 175, 164, 0.14) 53%, transparent 54%);
  background-size: 96px 96px;
  opacity: 0.34;
  mask-image: linear-gradient(to right, transparent 0%, black 12%, black 88%, transparent 100%);
}

html[data-theme="dark"] .site-header::after {
  background:
    radial-gradient(circle at 18% 32%, rgba(145, 175, 164, 0.14) 0 2px, transparent 3px),
    radial-gradient(circle at 78% 62%, rgba(145, 175, 164, 0.14) 0 2px, transparent 3px);
  background-size: 54px 54px;
  opacity: 0.36;
}

.site-header h1,
.site-header nav {
  position: relative;
  z-index: 1;
}

.site-header h1 {
  margin: 0 0 6px;
  padding-left: 156px;
  padding-right: 88px;
  font-size: 1.72rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.site-header nav {
  line-height: 1.5;
  padding-left: 156px;
  padding-right: 88px;
}

.site-header nav a {
  position: relative;
  display: inline-block;
  text-decoration: none;
  color: var(--primary);
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  margin: 0 8px;
  padding: 4px 8px;
  border-radius: 999px;
  transition: color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.site-header nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: currentColor;
  transition: width 0.2s ease;
}

.site-header nav a:hover::after {
  width: 100%;
}

.site-header nav a[aria-current="page"] {
  color: var(--button-text);
  background: var(--button-bg);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
}

.site-header nav a[aria-current="page"]::after {
  width: 0;
}

.site-brand-link {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 124px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: max(14px, env(safe-area-inset-top)) 16px 14px max(16px, env(safe-area-inset-left));
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.site-brand-link:hover {
  opacity: 0.92;
}

.site-brand-logo {
  display: block;
  width: 100%;
  max-width: 84px;
  max-height: 100%;
  height: auto;
}

.site-header .theme-toggle {
  position: absolute;
  top: 12px;
  right: 18px;
  z-index: 2;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  align-self: auto;
  min-height: 0;
  border-radius: 0;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
  box-shadow: none;
  color: inherit;
  letter-spacing: normal;
  text-transform: none;
}

.site-header .theme-toggle:hover:not(:disabled) {
  transform: none;
  background: transparent;
  box-shadow: none;
}

.theme-toggle-label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.66rem;
  line-height: 1.1;
  letter-spacing: 0;
  color: var(--muted);
  text-align: center;
  white-space: nowrap;
  text-transform: none;
  transition: color 0.18s ease, opacity 0.18s ease;
  pointer-events: none;
}

.theme-toggle-icon {
  font-size: 0.82rem;
  line-height: 1;
}

.theme-toggle-text {
  line-height: 1.1;
}

.site-header .theme-toggle:hover .theme-toggle-label {
  color: var(--primary);
}

.theme-toggle-track {
  display: inline-flex;
  align-items: center;
  width: 52px;
  height: 30px;
  padding: 3px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.72);
  transition: background 0.2s ease, border-color 0.2s ease;
}

html[data-theme="dark"] .theme-toggle-track {
  background: rgba(255, 255, 255, 0.08);
}

.theme-toggle-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--button-bg);
  transform: translateX(0);
  transition: transform 0.2s ease, background 0.2s ease;
}

.theme-toggle.is-dark .theme-toggle-thumb {
  transform: translateX(22px);
}

main {
  padding-bottom: 8px;
}

.panel {
  width: min(920px, calc(100% - 32px));
  margin: 32px auto;
  padding: 28px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--panel-bg);
  box-shadow: var(--shadow);
  transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.panel h2 {
  margin: 0 0 18px;
  color: var(--primary-dark);
  font-size: 1.42rem;
  font-weight: 600;
}

.panel p {
  margin: 0 0 16px;
}

.about-container {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.about-photo {
  width: clamp(220px, 27%, 270px);
  flex-shrink: 0;
}

.about-photo img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 16px;
  border: 1px solid var(--border);
  max-height: 340px;
}

.about-text {
  flex: 1;
  min-width: 0;
  font-size: 1rem;
  line-height: 1.68;
}

.about-text p {
  margin-bottom: 12px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-details {
  margin-top: 18px;
  max-width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.36);
  overflow: visible;
}

html[data-theme="dark"] .about-details {
  background: rgba(255, 255, 255, 0.05);
}

.about-details summary {
  cursor: pointer;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  list-style: none;
  padding: 16px 18px;
  min-height: 72px;
  font-weight: 700;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(245, 240, 231, 0.9));
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.04);
}

.about-details[open] > summary {
  position: sticky;
  top: 12px;
  z-index: 8;
}

html[data-theme="dark"] .about-details summary {
  background: linear-gradient(180deg, rgba(63, 74, 71, 0.92), rgba(44, 53, 51, 0.96));
  box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.05);
}

.about-details summary:hover .about-details-arrow {
  background: var(--button-bg-hover);
  border-color: transparent;
  color: var(--button-text);
}

.about-details-summary-text {
  display: block;
  font-size: 1.02rem;
  line-height: 1.45;
  color: var(--primary-dark);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.about-details-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: auto;
  min-width: 176px;
  max-width: 100%;
  min-height: 40px;
  padding: 8px 12px;
  justify-self: end;
  border-radius: 12px;
  border: 1px solid transparent;
  background: var(--button-bg);
  color: var(--button-text);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.about-details-arrow-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1;
}

.about-details-arrow-icon::before {
  content: "↓";
}

.about-details-arrow-label {
  position: relative;
  display: inline-block;
  width: 96px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: transparent;
}

.about-details-arrow-label::before {
  content: attr(data-open-label);
  position: absolute;
  inset: 0;
  color: var(--button-text);
  font: inherit;
  letter-spacing: inherit;
  white-space: nowrap;
}

.about-details[open] .about-details-arrow-label::before {
  content: attr(data-close-label);
}

.about-details[open] .about-details-arrow-icon::before {
  content: "↑";
}

.about-details summary::-webkit-details-marker {
  display: none;
}

.about-details-body {
  position: relative;
  padding-bottom: 4px;
}

.about-details-description {
  margin: 0;
  padding: 0 22px 8px;
  padding-top: 10px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.about-details-copy {
  padding: 10px 22px 20px;
  padding-right: 22px;
}

.about-details-copy p {
  margin: 0 0 14px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.about-details-copy p:last-child {
  margin-bottom: 0;
}

.about-details-content {
  margin-top: 14px;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.about-details-content summary {
  grid-template-columns: minmax(0, 1fr) auto;
  min-height: 0;
  padding: 0;
  background: transparent;
  box-shadow: none;
}

.about-details-content .about-details-summary-text {
  padding-right: 18px;
  color: var(--muted);
  font-size: 0.92rem;
  font-style: italic;
  font-weight: 400;
}

.about-details-content .about-details-arrow {
  width: 220px;
}

.about-details-content .about-details-arrow-label {
  width: 144px;
}

.about-details-content .about-details-arrow-label::before {
  content: attr(data-open-label);
}

.about-details-content[open] .about-details-arrow {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.about-details-content[open] > summary {
  padding: 10px 0 12px;
  background: linear-gradient(180deg, rgba(252, 251, 248, 0.96), rgba(252, 251, 248, 0.88));
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

html[data-theme="dark"] .about-details-content[open] > summary {
  background: linear-gradient(180deg, rgba(41, 49, 48, 0.96), rgba(41, 49, 48, 0.88));
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.about-details-content[open] .about-details-arrow-label::before {
  content: attr(data-close-label);
}

.about-details-content .about-details-body {
  padding-top: 14px;
}

.about-details-content .about-details-copy {
  padding-right: 22px;
}

.about-details-list {
  margin: 0;
  padding: 0 22px 20px 48px;
  padding-right: 22px;
}

.about-details-list li {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.activity-cards,
.video-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 18px;
}

.activity-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 100%;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  text-decoration: none;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.activity-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.08);
  border-color: color-mix(in srgb, var(--primary) 42%, var(--border));
}

.activity-card h3 {
  margin: 0;
  color: var(--primary-dark);
  font-size: 1.1rem;
}

.activity-card p {
  margin: 0;
  flex: 1;
  color: var(--muted);
}

.button-link,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 18px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: var(--button-bg);
  color: var(--button-text);
  text-decoration: none;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.button-link:hover,
button:hover:not(:disabled) {
  background: var(--button-bg-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(var(--gallery-columns, 4), minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

.gallery-item {
  display: block;
  width: 100%;
  align-self: stretch;
  min-height: 0;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  background: var(--bg-soft);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.05);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  display: block;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--bg-soft);
}

.gallery-item.is-portrait img {
  object-fit: contain;
  padding: 6px;
}

.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 40px 24px;
  background: rgba(10, 10, 10, 0.82);
}

.lightbox-figure {
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.lightbox-figure img {
  max-width: min(92vw, 1100px);
  max-height: 82vh;
  border-radius: 16px;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.26);
}

.lightbox-close,
.lightbox-nav {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.16);
}

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  min-width: 44px;
  min-height: 44px;
  font-size: 1.4rem;
}

.lightbox-nav {
  min-width: 48px;
  min-height: 48px;
  font-size: 1.6rem;
}

.video-card {
  gap: 0;
  padding: 0 0 16px;
  overflow: hidden;
  align-items: stretch;
}

.video-card-thumb {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 0;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg-soft);
}

.video-card-thumb-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-dark);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.video-card h3 {
  margin: 14px 16px 12px;
  flex: 1;
}

.video-card-link {
  width: calc(100% - 32px);
  margin: auto 16px 0;
  pointer-events: none;
}

.video-card-loading {
  pointer-events: none;
}

.video-card-thumb-loading,
.video-card-line {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.18) 0%,
    rgba(255, 255, 255, 0.45) 50%,
    rgba(255, 255, 255, 0.18) 100%
  );
  background-size: 220% 100%;
  animation: video-card-loading-shimmer 1.2s linear infinite;
}

.video-card-thumb-loading {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-bottom: 1px solid var(--border);
}

.video-card-line {
  margin-left: 16px;
  border-radius: 10px;
}

.video-card-line-title {
  width: calc(100% - 40px);
  height: 18px;
  margin-top: 16px;
}

.video-card-line-button {
  width: 160px;
  height: 40px;
  margin-top: auto;
  margin-bottom: 16px;
}

@keyframes video-card-loading-shimmer {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -20% 0;
  }
}

.download-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.download-list li + li {
  margin-top: 12px;
}

.download-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--download-bg) 48%, var(--border));
  background: color-mix(in srgb, var(--download-bg) 72%, var(--panel-bg));
  color: var(--primary-dark);
  text-decoration: none;
  font-weight: 600;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.download-list a:hover {
  transform: translateY(-2px);
  background: color-mix(in srgb, var(--download-hover) 76%, var(--panel-bg));
  border-color: color-mix(in srgb, var(--download-hover) 84%, var(--border));
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

form {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

body[data-page="contact"] .panel {
  width: min(760px, calc(100% - 32px));
  padding: 24px 24px 22px;
}

body[data-page="contact"] form[data-contact-form] {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
  align-items: start;
}

body[data-page="contact"] form[data-contact-form] > label:first-of-type,
body[data-page="contact"] form[data-contact-form] > label:nth-of-type(2),
body[data-page="contact"] form[data-contact-form] > .contact-split,
body[data-page="contact"] form[data-contact-form] > label:last-of-type,
body[data-page="contact"] form[data-contact-form] > button {
  grid-column: 1 / -1;
}

label {
  display: grid;
  gap: 6px;
  color: var(--primary-dark);
  font-weight: 600;
}

.field-label {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

body[data-page="contact"] .field-label {
  align-items: flex-end;
  justify-content: space-between;
  gap: 10px;
}

.field-title {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
}

.textarea-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.required-mark {
  color: var(--danger);
}

.field-note,
.field-ok,
.contact-counter {
  font-size: 0.92rem;
  color: var(--muted);
}

body[data-page="contact"] .contact-limit-counter {
  margin-left: auto;
  font-size: 0.74rem;
  line-height: 1;
  white-space: nowrap;
  opacity: var(--limit-counter-opacity, 0);
  transition: opacity 0.18s ease, color 0.18s ease;
}

body[data-page="contact"] .contact-limit-counter-under {
  justify-self: start;
  margin-left: 2px;
  margin-top: -2px;
  white-space: nowrap;
}

body[data-page="contact"] .contact-limit-counter.is-exhausted {
  color: color-mix(in srgb, var(--danger) 78%, var(--muted));
  font-weight: 600;
  letter-spacing: 0.015em;
}

.field-ok {
  color: var(--ok);
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--text);
  font: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--primary) 72%, var(--border));
  box-shadow: 0 0 0 4px rgba(85, 109, 100, 0.14);
}

body[data-page="contact"] input.field-limit-hit,
body[data-page="contact"] textarea.field-limit-hit {
  animation: contact-field-limit-hit 0.16s ease;
  border-color: color-mix(in srgb, var(--danger) 70%, var(--input-border));
}

@keyframes contact-field-limit-hit {
  0%,
  100% {
    transform: translateX(0);
  }

  25% {
    transform: translateX(-2px);
  }

  75% {
    transform: translateX(2px);
  }
}

textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 12px;
  align-items: stretch;
}

.contact-split-separator {
  display: grid;
  place-items: center;
  align-self: stretch;
  padding: 0 2px;
  color: var(--muted);
  font-weight: 700;
  font-size: 1.04rem;
  line-height: 1;
  transform: translateY(2px);
}

body[data-page="contact"] textarea {
  min-height: 104px;
  resize: none;
  overflow-y: hidden;
  overflow-anchor: none;
}

body[data-page="contact"] button[type="submit"] {
  justify-self: end;
  min-width: 220px;
}

.helper-text {
  display: none;
}

footer {
  padding: 20px 22px;
  color: var(--muted);
  text-align: center;
  font-size: 0.86rem;
}

[data-footer] {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.12rem;
  line-height: 1.25;
}

.footer-owner {
  font-size: 1em;
}

.footer-build {
  font-family: "Cascadia Mono", "Consolas", monospace;
  font-size: 0.72em;
  color: var(--muted);
  opacity: 0.68;
  letter-spacing: 0.08em;
}

@media (max-width: 900px) {
  .panel {
    width: min(920px, calc(100% - 24px));
    padding: 24px;
  }

  .gallery {
    grid-template-columns: repeat(min(3, var(--gallery-columns, 3)), minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .site-header {
    padding: 18px 14px 12px;
    padding-left: max(14px, env(safe-area-inset-left));
    padding-right: max(14px, env(safe-area-inset-right));
    padding-top: max(18px, env(safe-area-inset-top));
  }

  .site-header h1 {
    padding-left: 104px;
    padding-right: 64px;
    font-size: 1.3rem;
    line-height: 1.35;
  }

  .site-header nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding-left: 104px;
    padding-right: 58px;
    gap: 8px 10px;
  }

  .site-header nav a {
    margin: 0;
    font-size: 0.74rem;
  }

  .site-brand-link {
    width: 84px;
    padding: max(12px, env(safe-area-inset-top)) 10px 12px max(12px, env(safe-area-inset-left));
  }

  .site-brand-logo {
    max-width: 58px;
  }

  .theme-toggle {
    top: 10px;
    right: 12px;
  }

  .theme-toggle-label {
    font-size: 0.58rem;
  }

  .about-container {
    flex-direction: column;
  }

  .about-photo {
    width: 100%;
  }

  .about-photo img {
    height: auto;
  }

  .about-text {
    font-size: 1rem;
  }

  .activity-cards,
  .video-gallery {
    grid-template-columns: 1fr;
  }

  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-details summary,
  .about-details-content summary {
    grid-template-columns: 1fr;
  }

  .about-details-arrow,
  .about-details-content .about-details-arrow {
    justify-self: stretch;
    width: 100%;
    min-width: 0;
  }

  .about-details-copy,
  .about-details-list {
    padding-right: 22px;
  }

  .contact-split {
    grid-template-columns: 1fr;
  }

  .contact-split-separator {
    display: none;
  }

  body[data-page="contact"] .panel {
    width: min(920px, calc(100% - 24px));
    padding: 24px;
  }

  body[data-page="contact"] form[data-contact-form] {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  body[data-page="contact"] form[data-contact-form] > label:nth-of-type(2),
  body[data-page="contact"] button[type="submit"] {
    grid-column: auto;
  }

  body[data-page="contact"] button[type="submit"] {
    justify-self: stretch;
    min-width: 0;
  }

  .gallery-lightbox {
    grid-template-columns: 40px minmax(0, 1fr) 40px;
    align-items: center;
    gap: 8px;
    padding: 48px 14px 20px;
  }

  .lightbox-nav {
    justify-self: center;
    align-self: center;
    min-width: 40px;
    min-height: 40px;
    font-size: 1.35rem;
  }

  .lightbox-nav.prev {
    grid-column: 1;
    grid-row: 1;
    order: 0;
  }

  .lightbox-nav.next {
    grid-column: 3;
    grid-row: 1;
    order: 0;
  }

  .lightbox-figure {
    grid-column: 2;
    grid-row: 1;
    min-width: 0;
  }

  .lightbox-figure img {
    max-width: 100%;
    max-height: 76vh;
  }
}

@media (max-width: 380px) {
  .gallery {
    grid-template-columns: 1fr;
  }
}