:root {
  --moss: #4f6e42;
  --moss-dark: #3a5230;
  --sage: #a9c088;
  --parchment: #f6f2e7;
  --parchment-deep: #ece4d2;
  --bark: #6b4a2f;
  --rust: #c97a3a;
  --rust-deep: #a85f27;
  --ink: #2c3527;
  --ink-soft: #58614f;

  --font-display: 'Fraunces', serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'Space Mono', monospace;

  --radius: 16px;
  --shadow: 0 10px 30px -12px rgba(44, 53, 39, 0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--parchment);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--rust-deep); }
a:focus-visible, button:focus-visible { outline: 3px solid var(--rust); outline-offset: 2px; }

/* ---------- Barre de progression (téléchargement de la visite) ---------- */

.dl-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: rgba(44, 53, 39, 0.12);
  z-index: 999;
}

.dl-bar__fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--moss), var(--rust));
  transition: width 0.2s ease;
}

.dl-bar--indeterminate .dl-bar__fill {
  animation: dl-bar-slide 1.1s ease-in-out infinite;
}

@keyframes dl-bar-slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(280%); }
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 62vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero__img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 60%;
  transform: scale(1.03);
}

.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(24, 32, 20, 0.35) 0%, rgba(24, 32, 20, 0.15) 30%, rgba(24, 32, 20, 0.55) 78%, rgba(24, 32, 20, 0.72) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 clamp(1.25rem, 5vw, 4rem) 4.5rem;
  max-width: 900px;
  color: var(--parchment);
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sage);
  margin: 0 0 0.75rem;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 8vw, 4.4rem);
  line-height: 1.05;
  margin: 0 0 0.9rem;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.25);
  overflow-wrap: break-word;
}

.hero__tagline {
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  max-width: 46ch;
  color: #eef2e4;
  margin: 0;
}

.hero__path {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 60px;
  z-index: 3;
}
.hero__path path { fill: var(--parchment); }

/* ---------- Intro ---------- */

.intro {
  max-width: 720px;
  margin: 2.75rem auto 0.5rem;
  padding: 0 1.5rem;
  text-align: center;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

/* ---------- Grid ---------- */

.grid {
  max-width: 1180px;
  margin: 2.5rem auto 4rem;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2.4rem 2rem;
}

.loading, .empty, .error {
  grid-column: 1 / -1;
  text-align: center;
  font-family: var(--font-mono);
  color: var(--ink-soft);
  padding: 2rem 0;
}

/* ---------- Card ---------- */

.card {
  position: relative;
  background: #fffdf8;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding-bottom: 1.4rem;
  transform: rotate(var(--tilt, -1deg));
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:nth-child(even) { --tilt: 1.1deg; }
.card:nth-child(3n) { --tilt: -0.6deg; }

.card:hover {
  transform: rotate(0deg) translateY(-4px);
  box-shadow: 0 16px 34px -10px rgba(44, 53, 39, 0.4);
}

.card__tape {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%) rotate(-3deg);
  width: 74px;
  height: 26px;
  background: linear-gradient(180deg, rgba(169, 192, 136, 0.9), rgba(169, 192, 136, 0.55));
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  z-index: 2;
}

.card__photo-wrap {
  margin: 0.9rem 0.9rem 0;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--parchment-deep);
}

.card__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.card__body {
  padding: 1rem 1.15rem 0;
}

.card__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.28rem;
  margin: 0 0 0.2rem;
  color: var(--moss-dark);
}

.card__meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin: 0 0 0.9rem;
}

.card__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  transition: transform 0.15s ease, background 0.15s ease;
  border: 1.5px solid transparent;
}

.pill:hover { transform: translateY(-1px); }

.pill--visite {
  background: var(--moss);
  color: #fff;
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  min-width: 5.5rem;
  justify-content: center;
}
.pill--visite:hover { background: var(--moss-dark); }

.pill--visite:disabled,
.pill--visite.pill--loading {
  cursor: wait;
  opacity: 0.88;
  background: var(--moss-dark);
}

.pill--kml, .pill--gpx {
  background: transparent;
  color: var(--bark);
  border-color: var(--parchment-deep);
  background: var(--parchment-deep);
}
.pill--kml:hover, .pill--gpx:hover {
  background: var(--rust);
  color: #fff;
}

/* ---------- Footer ---------- */

.about {
  background: var(--moss-dark);
  color: #eef2e4;
  padding: 2.4rem 1.5rem;
}

.about__inner {
  max-width: 720px;
  margin: 0 auto;
  font-size: 0.92rem;
  color: #d9e2cc;
}

.about__inner p { margin: 0.3rem 0; }
.about__inner a { color: var(--sage); }

/* ---------- Responsive ---------- */

@media (max-width: 480px) {
  .hero { min-height: 52vh; }
  .card { transform: none !important; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}