:root {
  --bg: #f4efe7;
  --bg-deep: #e9e5dd;
  --surface: rgba(255, 251, 245, 0.76);
  --surface-strong: rgba(255, 252, 248, 0.9);
  --ink: #18211d;
  --ink-soft: #4d5b55;
  --accent: #c56a3d;
  --accent-soft: rgba(197, 106, 61, 0.16);
  --teal: #245b58;
  --gold: #c7a35e;
  --line: rgba(24, 33, 29, 0.08);
  --shadow-lg: 0 28px 80px rgba(29, 25, 18, 0.16);
  --shadow-md: 0 18px 40px rgba(29, 25, 18, 0.12);
  --shadow-sm: 0 10px 24px rgba(29, 25, 18, 0.08);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --page-width: min(1320px, calc(100vw - 3rem));
  --nav-height: 86px;
  --transition-smooth: 420ms cubic-bezier(0.2, 0.7, 0.1, 1);
  --font-display: "Futura PT", "Century Gothic", "Avenir Next", "Trebuchet MS", sans-serif;
  --font-body: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Baskerville", serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(36, 91, 88, 0.08), transparent 34%),
    radial-gradient(circle at 82% 12%, rgba(197, 106, 61, 0.1), transparent 32%),
    linear-gradient(180deg, #f6f1ea 0%, #f2eee8 46%, #e7ebe7 100%);
  font-family: var(--font-body);
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(24, 33, 29, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 33, 29, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0.14));
  opacity: 0.24;
}

.background-wash {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 25% 20%, rgba(255, 255, 255, 0.3), transparent 25%),
    radial-gradient(circle at 70% 28%, rgba(199, 163, 94, 0.12), transparent 18%),
    radial-gradient(circle at 50% 80%, rgba(36, 91, 88, 0.08), transparent 28%);
}

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

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

.hero,
.timeline,
.chapters,
.site-footer {
  width: var(--page-width);
  margin-inline: auto;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(0, 0.97fr);
  gap: 2rem;
  padding: clamp(2.4rem, 4vw, 4.5rem) 0 2rem;
  min-height: calc(100vh - 1rem);
  align-items: center;
}

.hero__copy {
  position: relative;
  z-index: 1;
}

.hero__eyebrow,
.cluster__eyebrow,
.story-card__label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
}

.hero__eyebrow::before,
.story-card__label::before,
.cluster__eyebrow::before {
  content: "";
  width: 1.1rem;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
}

.hero__title {
  margin: 1rem 0 1.2rem;
  max-width: 12ch;
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 7vw, 6.6rem);
  line-height: 0.94;
  letter-spacing: -0.05em;
}

.hero__intro {
  margin: 0;
  max-width: 32rem;
  font-size: clamp(1.08rem, 2vw, 1.28rem);
  color: var(--ink-soft);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.5rem;
}

.hero__actions:empty {
  display: none;
}

.hero-action {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.2rem;
  min-width: 15.5rem;
  padding: 1rem 1.2rem 1.05rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--teal) 0%, #2d6d69 64%, #4a8b86 100%);
  color: #fbf7f0;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    filter var(--transition-smooth);
}

.hero-action::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.16), transparent 45%);
  opacity: 0.7;
  pointer-events: none;
}

.hero-action:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  filter: saturate(1.08);
}

.hero-action span,
.hero-action small {
  position: relative;
  z-index: 1;
}

.hero-action span {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.hero-action small {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.82;
}

.route-stops {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.8rem;
}

.route-stop {
  border: 1px solid rgba(36, 91, 88, 0.16);
  border-radius: 999px;
  padding: 0.65rem 1rem;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(10px);
  font-family: var(--font-display);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-sm);
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.stat-card {
  padding: 1rem 1.15rem 1.1rem;
  border-radius: var(--radius-md);
  background: var(--surface);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.52);
  box-shadow: var(--shadow-md);
}

.stat-card__label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.stat-card__value {
  display: block;
  margin-top: 0.45rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.6vw, 1.5rem);
  line-height: 1.2;
}

.hero__visual {
  position: relative;
  min-height: 34rem;
}

.hero-collage {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(8, minmax(1rem, 1fr));
  gap: 0.9rem;
  height: min(76vh, 42rem);
}

.hero-collage__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--surface-strong);
  box-shadow: var(--shadow-lg);
  isolation: isolate;
}

.hero-collage__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 900ms cubic-bezier(0.2, 0.7, 0.1, 1);
}

.hero-collage__item:hover img {
  transform: scale(1.08);
}

.hero-collage__item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 34%, rgba(15, 23, 21, 0.74) 100%);
}

.hero-collage__item figcaption {
  position: absolute;
  inset: auto 1rem 1rem 1rem;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  color: #fbf8f1;
  font-family: var(--font-display);
}

.hero-collage__item figcaption span {
  font-size: 1rem;
  font-weight: 700;
}

.hero-collage__item figcaption small {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-collage__item--1 {
  grid-column: 1 / span 6;
  grid-row: 1 / span 5;
}

.hero-collage__item--2 {
  grid-column: 7 / span 6;
  grid-row: 1 / span 4;
}

.hero-collage__item--3 {
  grid-column: 1 / span 4;
  grid-row: 6 / span 3;
}

.hero-collage__item--4 {
  grid-column: 5 / span 4;
  grid-row: 6 / span 3;
}

.hero-collage__item--5 {
  grid-column: 9 / span 4;
  grid-row: 5 / span 4;
}

.hero__trace {
  position: absolute;
  inset: auto 0 -2.4rem auto;
  width: min(26rem, 80%);
  pointer-events: none;
  opacity: 0.82;
  transform: rotate(-3deg);
}

.hero__trace svg {
  width: 100%;
  height: auto;
}

.hero__trace path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 12 8;
  animation: drift 14s linear infinite;
}

.hero__trace circle {
  fill: var(--gold);
}

.timeline {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 0.85rem 0 1.1rem;
  background: linear-gradient(180deg, rgba(246, 241, 234, 0.92), rgba(246, 241, 234, 0.8));
  backdrop-filter: blur(18px);
}

.timeline::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.2rem;
  height: 1px;
  background: var(--line);
}

.timeline__inner {
  display: flex;
  gap: 0.85rem;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 0.35rem;
}

.timeline__inner::-webkit-scrollbar {
  display: none;
}

.timeline__progress {
  position: absolute;
  left: 0;
  bottom: 0.18rem;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  width: 0%;
  transition: width 240ms ease;
}

.timeline-chip {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.22rem 0.75rem;
  align-items: center;
  padding: 0.9rem 1.05rem;
  min-width: max-content;
  border-radius: 999px;
  border: 1px solid transparent;
  background: rgba(255, 252, 248, 0.76);
  box-shadow: var(--shadow-sm);
  font-family: var(--font-display);
  transition:
    transform var(--transition-smooth),
    border-color var(--transition-smooth),
    background var(--transition-smooth),
    color var(--transition-smooth);
}

.timeline-chip:hover,
.timeline-chip.is-active {
  transform: translateY(-2px);
  border-color: rgba(197, 106, 61, 0.3);
  background: rgba(255, 255, 255, 0.96);
}

.timeline-chip__index {
  grid-row: span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
}

.timeline-chip__label {
  font-size: 0.96rem;
  font-weight: 700;
}

.timeline-chip__date {
  color: var(--ink-soft);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.chapters {
  display: grid;
  gap: 4rem;
  padding: 3rem 0 5rem;
}

.cluster {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 2rem;
  padding: clamp(1.4rem, 2vw, 2rem);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.52), rgba(255, 255, 255, 0.28)),
    rgba(255, 252, 248, 0.54);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.48);
  box-shadow: var(--shadow-lg);
}

.cluster::before {
  content: "";
  position: absolute;
  inset: 1rem;
  border-radius: calc(var(--radius-xl) - 0.7rem);
  border: 1px solid rgba(36, 91, 88, 0.08);
  pointer-events: none;
}

.cluster__meta {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.cluster__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.cluster__segment {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.04rem;
}

.cluster__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 0;
}

.cluster__facts div {
  padding: 0.95rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.56);
  box-shadow: var(--shadow-sm);
}

.cluster__facts dt {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.cluster__facts dd {
  margin: 0.45rem 0 0;
  font-size: 1rem;
}

.confidence-tag {
  display: inline-block;
  margin-left: 0.35rem;
  color: var(--teal);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.story-card {
  padding: 1.2rem 1.25rem 1.35rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.62));
  box-shadow: var(--shadow-md);
}

.story-card p {
  margin: 0.85rem 0 0;
  color: var(--ink);
  font-size: 1.06rem;
}

.cluster__body {
  display: grid;
  gap: 1rem;
}

.cluster-lead {
  min-height: 22rem;
}

.cluster-lead img {
  width: 100%;
  height: clamp(18rem, 34vw, 27rem);
  object-fit: cover;
}

.cluster__gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr));
  gap: 1rem;
}

.media-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  min-height: 14rem;
  box-shadow: var(--shadow-md);
  isolation: isolate;
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    filter var(--transition-smooth);
}

.media-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 48px rgba(23, 20, 15, 0.16);
}

.media-card img,
.media-card__placeholder {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  background: linear-gradient(135deg, rgba(36, 91, 88, 0.16), rgba(197, 106, 61, 0.18));
}

.media-card__placeholder {
  display: grid;
  place-items: center;
  padding: 1rem;
  text-align: center;
  color: var(--ink-soft);
  font-family: var(--font-display);
}

.media-card__overlay {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 1rem;
  background: linear-gradient(180deg, transparent, rgba(18, 26, 24, 0.84));
  color: #fffaf1;
}

.media-card__overlay strong {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
}

.media-card__overlay small {
  font-family: var(--font-display);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 250, 241, 0.74);
}

.media-card__badge {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  margin-top: 0.35rem;
  padding: 0.32rem 0.58rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(8px);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.media-card__badge--video {
  background: rgba(197, 106, 61, 0.28);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 1.2rem;
  padding: 0 0 3rem;
  color: var(--ink-soft);
  font-family: var(--font-display);
  font-size: 0.88rem;
}

.site-footer p {
  margin: 0;
}

.lightbox {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1.25rem;
  pointer-events: none;
  opacity: 0;
  transition: opacity 220ms ease;
  z-index: 80;
}

.lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox__backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(10, 12, 12, 0.76);
  backdrop-filter: blur(10px);
}

.lightbox__panel {
  position: relative;
  z-index: 1;
  width: min(1100px, calc(100vw - 1.5rem));
  max-height: calc(100vh - 1.5rem);
  display: grid;
  gap: 1rem;
  padding: 1rem;
  border-radius: 24px;
  background: rgba(19, 24, 23, 0.94);
  color: #f9f6ef;
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.36);
}

.lightbox__frame {
  display: grid;
  place-items: center;
  min-height: 55vh;
}

.lightbox__frame img,
.lightbox__frame video {
  max-width: 100%;
  max-height: min(72vh, 900px);
  border-radius: 18px;
}

.lightbox__meta {
  display: grid;
  gap: 0.35rem;
  padding-inline: 0.25rem;
}

.lightbox__meta strong {
  font-family: var(--font-display);
  font-size: 1rem;
}

.lightbox__meta p {
  margin: 0;
  color: rgba(249, 246, 239, 0.72);
}

.lightbox__close,
.lightbox__arrow,
.back-to-top {
  border: 0;
  border-radius: 999px;
  padding: 0.72rem 1rem;
  background: rgba(255, 255, 255, 0.12);
  color: inherit;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition-smooth), transform var(--transition-smooth);
}

.lightbox__close:hover,
.lightbox__arrow:hover,
.back-to-top:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.lightbox__close {
  justify-self: end;
}

.lightbox__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox__arrow--prev {
  left: 1.25rem;
}

.lightbox__arrow--next {
  right: 1.25rem;
}

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  color: #f9f6ef;
  background: rgba(24, 33, 29, 0.82);
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 700ms cubic-bezier(0.2, 0.7, 0.1, 1),
    transform 700ms cubic-bezier(0.2, 0.7, 0.1, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes drift {
  0% {
    stroke-dashoffset: 0;
  }
  100% {
    stroke-dashoffset: -160;
  }
}

@media (max-width: 1120px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 2rem;
  }

  .hero__visual {
    min-height: auto;
  }

  .hero-collage {
    height: 34rem;
  }

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

@media (max-width: 820px) {
  :root {
    --page-width: min(100vw - 1.4rem, 1320px);
  }

  .hero__title {
    max-width: 14ch;
    font-size: clamp(2.9rem, 12vw, 5rem);
  }

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

  .hero-collage {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, minmax(10rem, 1fr));
    height: auto;
  }

  .hero-collage__item--1,
  .hero-collage__item--2,
  .hero-collage__item--3,
  .hero-collage__item--4,
  .hero-collage__item--5 {
    grid-column: auto;
    grid-row: auto;
    min-height: 12rem;
  }

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

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

  .lightbox__arrow {
    position: static;
    transform: none;
  }

  .lightbox__panel {
    width: min(100%, calc(100vw - 1rem));
  }
}

@media (max-width: 560px) {
  .hero {
    gap: 1.4rem;
  }

  .hero-action {
    width: 100%;
    min-width: 0;
  }

  .cluster,
  .story-card,
  .hero-collage__item,
  .stat-card,
  .media-card {
    border-radius: 18px;
  }

  .cluster {
    padding: 1rem;
  }

  .hero-collage {
    grid-template-columns: 1fr;
  }

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

  .timeline-chip {
    padding: 0.82rem 0.95rem;
  }

  .site-footer {
    padding-bottom: 4.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}