:root {
  color-scheme: dark;
  --work-image: url("assets/images/work/work-02.jpg");
  --hiking-image: url("assets/images/hiking/hiking-02.jpg");
  --hiking-cover-image: url("assets/images/hiking/hiking-03.jpg");
  --travel-image: url("assets/images/travel/travel-03.jpg");
  --travel-cover-image: url("assets/images/travel/travel-02.jpg");
  --page-bg: #07101d;
  --text: #f6f8ff;
  --muted: rgba(224, 232, 246, 0.76);
  --panel-border: rgba(113, 170, 255, 0.38);
  --work-panel-border: rgba(216, 188, 148, 0.34);
  --work-accent: #d8bc94;
  --work-accent-2: #c46f4b;
  --brand-mark-start: var(--work-accent);
  --brand-mark-mid: #8d6247;
  --brand-mark-end: #231711;
  --hiking-panel-border: rgba(155, 225, 125, 0.3);
  --hiking-panel-accent: #9be17d;
  --hiking-panel-accent-2: #d8f99c;
  --travel-panel-border: rgba(255, 210, 143, 0.32);
  --travel-panel-accent: #ffd28f;
  --travel-panel-accent-2: #79d7ff;
  --accent: #6f9cff;
  --accent-2: #b17aff;
  --teaser-height: clamp(86px, 10vh, 118px);
  --nav-height: 74px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
  background: var(--page-bg);
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--text);
  background: var(--page-bg);
  overflow-x: hidden;
}

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

.topbar {
  position: fixed;
  z-index: 20;
  top: 28px;
  left: 30px;
  right: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  pointer-events: none;
}

.brand-pill {
  pointer-events: auto;
  display: inline-flex;
  width: 50px;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 999px;
  padding: 0;
  background: rgba(5, 11, 22, 0.36);
  backdrop-filter: blur(16px) saturate(135%);
  -webkit-backdrop-filter: blur(16px) saturate(135%);
}

.brand-mark {
  width: 21px;
  height: 21px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 45%, var(--brand-mark-start), var(--brand-mark-mid) 42%, var(--brand-mark-end) 70%);
  box-shadow:
    0 0 24px color-mix(in srgb, var(--brand-mark-start) 68%, transparent),
    inset 0 0 6px rgba(255, 255, 255, 0.4);
}

.site-nav {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: clamp(30px, 4.4vw, 64px);
}

.site-nav a {
  position: relative;
  padding: 12px 0 18px;
  color: rgba(231, 238, 252, 0.68);
  font-size: 16px;
  font-weight: 680;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 8px;
  width: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.86);
  transform: translateX(-50%);
  transition: width 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
  color: #ffffff;
}

.site-nav a[aria-current="page"]::after {
  width: 58px;
}

.progress-rail {
  position: fixed;
  z-index: 20;
  top: 45%;
  right: clamp(34px, 4.8vw, 78px);
  display: grid;
  transform: translateY(-50%);
}

.progress-rail a {
  position: relative;
  display: grid;
  grid-template-columns: 32px auto;
  align-items: center;
  min-width: 104px;
  height: 88px;
  color: rgba(229, 237, 252, 0.74);
  font-size: 14px;
  font-weight: 650;
}

.progress-rail a::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 50%;
  bottom: -44px;
  width: 1px;
  background: linear-gradient(180deg, rgba(187, 206, 238, 0.72), rgba(187, 206, 238, 0.18));
}

.progress-rail a:last-child::after {
  display: none;
}

.progress-rail a span:first-child {
  width: 18px;
  height: 18px;
  border: 1.5px solid rgba(229, 239, 255, 0.86);
  border-radius: 50%;
  background: rgba(5, 12, 24, 0.22);
}

.progress-rail a[aria-current="step"] {
  color: #ffffff;
}

.progress-rail a[aria-current="step"] span:first-child {
  border: 4px solid #dcecff;
  background: #4f91ff;
  box-shadow:
    0 0 0 6px rgba(79, 145, 255, 0.2),
    0 0 28px rgba(79, 145, 255, 0.82);
}

.snap-pages {
  position: relative;
}

.theme-section {
  position: relative;
  min-height: 100svh;
  isolation: isolate;
  display: grid;
  align-items: center;
  overflow: hidden;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  padding: var(--nav-height) clamp(20px, 5vw, 84px) var(--teaser-height);
  background: #080d16;
}

.theme-section--work {
  --theme-image: var(--work-image);
  --accent: var(--work-accent);
  --accent-2: var(--work-accent-2);
  align-items: start;
  padding:
    clamp(154px, 17vh, 190px)
    clamp(34px, 6vw, 92px)
    var(--teaser-height);
}

.theme-section--hiking {
  --theme-image: var(--hiking-image);
  --cover-image: var(--hiking-cover-image);
  --accent: var(--hiking-panel-accent);
  --accent-2: var(--hiking-panel-accent-2);
}

.theme-section--travel {
  --theme-image: var(--travel-image);
  --cover-image: var(--travel-cover-image);
  --accent: var(--travel-panel-accent-2);
  --accent-2: var(--travel-panel-accent);
}

.chapter-backdrop,
.chapter-backdrop::after {
  position: absolute;
  inset: 0;
  z-index: -3;
}

.chapter-backdrop {
  background-image: var(--theme-image);
  background-size: cover;
  background-position: center;
  opacity: 1;
  transform: scale(1.012);
  transition: opacity 900ms ease;
}

.chapter-backdrop::after {
  content: "";
  background:
    linear-gradient(90deg, rgba(2, 7, 16, 0.22), rgba(2, 7, 16, 0.02) 42%, rgba(2, 7, 16, 0.34)),
    linear-gradient(180deg, rgba(2, 7, 16, 0.04), rgba(2, 7, 16, 0.16) 58%, rgba(2, 7, 16, 0.82));
}

.theme-section--hiking .chapter-backdrop::after {
  background:
    linear-gradient(90deg, rgba(7, 20, 12, 0.76), rgba(7, 20, 12, 0.34) 52%, rgba(7, 20, 12, 0.18)),
    linear-gradient(180deg, rgba(7, 20, 12, 0.18), rgba(7, 20, 12, 0.68));
}

.theme-section--travel .chapter-backdrop::after {
  background:
    linear-gradient(90deg, rgba(7, 18, 28, 0.7), rgba(7, 18, 28, 0.24) 52%, rgba(7, 18, 28, 0.12)),
    linear-gradient(180deg, rgba(7, 18, 28, 0.1), rgba(7, 18, 28, 0.56));
}

.chapter-video {
  position: absolute;
  inset: 0;
  z-index: -3;
  width: 100%;
  height: 100%;
  border: 0;
  opacity: 0;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.78) saturate(1.12);
  transform: scale(1.012);
  transition: opacity 900ms ease;
}

.theme-section--work.is-video-ready .chapter-video {
  opacity: 1;
}

.theme-section--work.is-video-ready .chapter-backdrop {
  opacity: 0;
}

.chapter-glow {
  position: absolute;
  z-index: -2;
  width: min(52vw, 780px);
  height: min(52vw, 780px);
  border-radius: 50%;
  background:
    radial-gradient(circle, color-mix(in srgb, var(--accent) 32%, transparent), transparent 64%),
    radial-gradient(circle, color-mix(in srgb, var(--accent-2) 24%, transparent), transparent 72%);
  filter: blur(62px);
  opacity: 0.7;
  right: 6vw;
  bottom: -18vh;
}

.chapter-layout {
  width: min(980px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(280px, 0.72fr);
  gap: clamp(22px, 4vw, 48px);
  align-items: center;
}

.theme-section--work .chapter-layout {
  width: min(1180px, 100%);
  margin: 0;
  grid-template-columns: minmax(420px, 560px);
}

.content-panel {
  max-width: 500px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  padding: clamp(20px, 2.8vw, 36px);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.14), transparent 38%),
    rgba(8, 14, 24, 0.42);
  backdrop-filter: blur(24px) saturate(145%);
  -webkit-backdrop-filter: blur(24px) saturate(145%);
  box-shadow: 0 34px 120px rgba(0, 0, 0, 0.34);
}

.theme-section--work .content-panel {
  max-width: 560px;
  min-height: clamp(510px, 52vh, 550px);
  border-color: var(--work-panel-border);
  border-radius: 28px;
  padding: clamp(38px, 4.2vw, 52px);
  background:
    radial-gradient(circle at 8% 20%, rgba(216, 188, 148, 0.24), transparent 22%),
    radial-gradient(circle at 92% 42%, rgba(196, 111, 75, 0.2), transparent 22%),
    linear-gradient(135deg, rgba(47, 46, 42, 0.58), rgba(10, 13, 17, 0.78) 48%, rgba(43, 26, 21, 0.56));
  backdrop-filter: blur(30px) saturate(142%);
  -webkit-backdrop-filter: blur(30px) saturate(142%);
  box-shadow:
    0 38px 130px rgba(0, 0, 0, 0.44),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.theme-section--work .eyebrow,
.theme-section--work .eyebrow-icon {
  color: var(--work-accent);
}

.theme-section--work .title-rule {
  background: linear-gradient(90deg, var(--work-accent), var(--work-accent-2));
}

.theme-section--work .tag-link {
  border-color: rgba(216, 188, 148, 0.28);
  background: rgba(62, 50, 43, 0.38);
  color: rgba(246, 232, 210, 0.92);
}

.theme-section--work a.tag-link:hover,
.theme-section--work a.tag-link:focus-visible,
.theme-section--work .tag-link--inactive:hover {
  background: rgba(85, 65, 50, 0.48);
}

.theme-section--hiking .content-panel {
  border-color: var(--hiking-panel-border);
  background:
    radial-gradient(circle at 8% 20%, rgba(155, 225, 125, 0.18), transparent 24%),
    radial-gradient(circle at 92% 42%, rgba(216, 249, 156, 0.12), transparent 22%),
    linear-gradient(135deg, rgba(24, 46, 30, 0.58), rgba(7, 19, 13, 0.78) 50%, rgba(20, 40, 24, 0.52));
}

.theme-section--hiking .eyebrow {
  color: var(--hiking-panel-accent);
}

.theme-section--hiking .tag-link {
  border-color: rgba(155, 225, 125, 0.28);
  background: rgba(35, 75, 45, 0.38);
  color: rgba(226, 248, 219, 0.94);
}

.theme-section--hiking a.tag-link:hover,
.theme-section--hiking a.tag-link:focus-visible,
.theme-section--hiking .tag-link--inactive:hover {
  background: rgba(54, 101, 57, 0.48);
}

.theme-section--travel .content-panel {
  border-color: var(--travel-panel-border);
  background:
    radial-gradient(circle at 8% 20%, rgba(255, 210, 143, 0.2), transparent 24%),
    radial-gradient(circle at 92% 42%, rgba(121, 215, 255, 0.12), transparent 22%),
    linear-gradient(135deg, rgba(74, 48, 38, 0.58), rgba(18, 19, 24, 0.78) 50%, rgba(39, 52, 62, 0.5));
}

.theme-section--travel .eyebrow {
  color: var(--travel-panel-accent);
}

.theme-section--travel .tag-link {
  border-color: rgba(255, 210, 143, 0.28);
  background: rgba(83, 57, 44, 0.4);
  color: rgba(255, 237, 211, 0.94);
}

.theme-section--travel a.tag-link:hover,
.theme-section--travel a.tag-link:focus-visible,
.theme-section--travel .tag-link--inactive:hover {
  background: rgba(110, 75, 54, 0.48);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 30px;
  color: #6f9cff;
  font-size: 20px;
  font-weight: 760;
  letter-spacing: 0;
}

.eyebrow-icon {
  color: #5d91ff;
  font-size: 28px;
  line-height: 1;
}

h1,
h2 {
  max-width: 14ch;
  margin: 0;
  color: #ffffff;
  font-size: clamp(50px, 4.35vw, 62px);
  line-height: 1.14;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(36px, 4.4vw, 60px);
}

.title-rule {
  display: block;
  width: 82px;
  height: 3px;
  margin-top: 28px;
  border-radius: 999px;
  background: #6c9cff;
}

.chapter-copy {
  max-width: 54ch;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 1.3vw, 21px);
  line-height: 1.55;
}

.tag-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 42px;
}

.tag-link {
  display: inline-flex;
  min-width: 122px;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border: 1px solid rgba(133, 166, 255, 0.3);
  border-radius: 8px;
  padding: 12px 13px;
  background: rgba(48, 67, 121, 0.3);
  color: rgba(213, 224, 255, 0.92);
  font-size: 13px;
  font-weight: 700;
  transition: background-color 180ms ease;
}

a.tag-link:hover,
a.tag-link:focus-visible,
.tag-link--inactive:hover {
  background: rgba(70, 94, 158, 0.42);
}

.tag-link--inactive {
  cursor: default;
}

.cover-frame {
  position: relative;
  margin: 0;
  align-self: stretch;
  min-height: clamp(300px, 43vh, 460px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 36px 120px rgba(0, 0, 0, 0.42);
}

.cover-image {
  position: absolute;
  inset: 0;
  background-image: var(--cover-image);
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
}

.cover-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 22% 18%, color-mix(in srgb, var(--accent) 36%, transparent), transparent 34%),
    linear-gradient(180deg, transparent 54%, rgba(0, 0, 0, 0.56));
}

.chapter-teasers {
  position: absolute;
  left: clamp(36px, 8vw, 240px);
  right: clamp(36px, 8vw, 240px);
  bottom: 0;
  height: 118px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  pointer-events: none;
}

.chapter-teaser {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: 100%;
  padding: 0;
  color: #76b4ff;
  font-size: 14px;
  font-weight: 730;
  pointer-events: auto;
}

.chapter-teaser--hiking {
  --teaser-image: var(--hiking-image);
  --teaser-tint: rgba(86, 176, 98, 0.36);
  color: #9ce8a1;
}

.chapter-teaser--travel {
  --teaser-image: var(--travel-image);
  --teaser-tint: rgba(76, 154, 214, 0.34);
  color: #6ebaff;
}

.chapter-teaser--travel {
  border-left: 0;
}

.chapter-teaser--travel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  bottom: 0;
  width: 1px;
  background: rgba(205, 224, 255, 0.28);
}

.teaser-triangle {
  position: relative;
  display: flex;
  width: clamp(120px, 12vw, 156px);
  height: clamp(90px, 10vw, 118px);
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  overflow: hidden;
  padding: 0 12px 16px;
  isolation: isolate;
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.teaser-triangle::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: var(--teaser-image);
  background-size: cover;
  background-position: center;
  filter: blur(6px) saturate(145%);
  opacity: 0.5;
  transform: scale(1.08);
}

.teaser-triangle::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(5, 11, 20, 0.02), rgba(5, 11, 20, 0.52)),
    var(--teaser-tint);
  opacity: 0.58;
}

.teaser-icon {
  display: inline-grid;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  font-size: 16px;
}

.teaser-label {
  position: relative;
  z-index: 1;
  color: currentColor;
  -webkit-text-fill-color: currentColor;
  filter: drop-shadow(0 1px 8px rgba(0, 0, 0, 0.78));
  font-weight: 820;
  line-height: 1;
}

body[data-theme="hiking"] {
  --page-bg: #07140d;
  --brand-mark-start: var(--hiking-panel-accent);
  --brand-mark-mid: #3c7b41;
  --brand-mark-end: #102016;
}

body[data-theme="travel"] {
  --page-bg: #07141e;
  --brand-mark-start: var(--travel-panel-accent);
  --brand-mark-mid: #8f6c42;
  --brand-mark-end: #251a11;
}

.site-footer {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

@media (max-width: 980px) {
  .progress-rail {
    display: none;
  }
}

@media (max-width: 820px) {
  :root {
    --teaser-height: 78px;
    --nav-height: 98px;
  }

  .topbar {
    top: 18px;
    left: 18px;
    right: 18px;
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    width: min(100%, 420px);
    gap: 28px;
    overflow-x: auto;
  }

  .site-nav a {
    min-width: 72px;
  }

  .theme-section,
  .theme-section--work {
    align-items: center;
    padding: var(--nav-height) 20px var(--teaser-height);
  }

  .theme-section:not(.theme-section--work) {
    padding-top: calc(var(--nav-height) + 36px);
  }

  .chapter-backdrop {
    background-position: center;
  }

  .chapter-layout,
  .theme-section--work .chapter-layout {
    width: 100%;
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .content-panel,
  .theme-section--work .content-panel {
    max-width: 100%;
    min-height: auto;
    border-radius: 20px;
    padding: 24px;
  }

  .eyebrow {
    margin-bottom: 18px;
    font-size: 14px;
  }

  .eyebrow-icon {
    font-size: 20px;
  }

  h1,
  h2 {
    max-width: 12ch;
    font-size: clamp(38px, 12vw, 58px);
  }

  .chapter-copy {
    font-size: 16px;
  }

  .tag-links {
    gap: 10px;
    margin-top: 28px;
  }

  .tag-link {
    min-width: 0;
    flex: 1 1 120px;
  }

  .cover-frame {
    min-height: 250px;
  }

  .site-footer {
    bottom: 12px;
  }

  .chapter-teasers {
    grid-template-columns: 1fr;
  }

  .chapter-teaser:nth-child(2) {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}