/* =========================================================
   Carnet de randos — feuille de style
   Noir sur blanc, Inter, minimaliste, responsive.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Inter+Tight:wght@600;700&display=swap');

:root {
  --ink: #111111;
  --ink-soft: #4a4a4a;
  --line: #dcdcda;
  --line-strong: #111111;
  --paper: #ffffff;
  --paper-tint: #f6f6f4;

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: 'Inter Tight', 'Inter', sans-serif;

  --measure: 720px;
  --gutter: 24px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
a:hover { color: var(--ink-soft); }

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

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

/* ---------- layout shells ---------- */

.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.wrap--narrow {
  max-width: var(--measure);
}

/* ---------- site header ---------- */

.site-header {
  padding: 40px 0 24px;
}

.site-header__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.site-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4.5vw, 38px);
  letter-spacing: -0.02em;
  margin: 0;
}

.site-title a { text-decoration: none; }

.site-tagline {
  margin: 6px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
  letter-spacing: 0.02em;
}

.site-count {
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--ink-soft);
  border: 1px solid var(--line-strong);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ---------- breadcrumb / back link ---------- */

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  text-decoration: none;
  color: var(--ink-soft);
  margin: 28px 0 0;
}
.back-link:hover { color: var(--ink); }

/* ---------- rando list (home page) ---------- */

.rando-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.rando-card {
  border-bottom: 1px solid var(--line);
}

.rando-card__link {
  display: grid;
  grid-template-columns: 168px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 22px 0;
  text-decoration: none;
  color: var(--ink);
}

.rando-card__thumb {
  width: 168px;
  height: 112px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--paper-tint);
}

.rando-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rando-card__body { min-width: 0; }

.rando-card__date {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.rando-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.01em;
  margin: 3px 0 6px;
}

.rando-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-size: 13.5px;
  color: var(--ink-soft);
}

.rando-card__meta span { white-space: nowrap; }

.rando-card__stats {
  text-align: right;
  font-size: 13.5px;
  color: var(--ink-soft);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.rando-card__stats strong {
  display: block;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}

.type-badge {
  display: inline-block;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 2px 9px;
  font-size: 11.5px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

/* ---------- empty state ---------- */

.empty-state {
  padding: 60px 0;
  text-align: center;
  color: var(--ink-soft);
}

/* ---------- rando detail page ---------- */

.rando-hero {
  border: 1px solid var(--line-strong);
  background: var(--paper-tint);
  overflow: hidden;
  margin: 24px 0 32px;
}

.rando-hero img {
  width: 100%;
  height: auto;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.rando-header {
  margin: 0 0 8px;
}

.rando-header__date {
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.rando-header h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 5vw, 42px);
  letter-spacing: -0.02em;
  margin: 6px 0 14px;
}

.rando-header__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
}

/* trail line: départ — arrivée, signature typographique */
.trail-line {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  margin: 22px 0;
  flex-wrap: wrap;
}

.trail-line__point { white-space: nowrap; }

.trail-line__path {
  flex: 1 1 60px;
  min-width: 40px;
  height: 1px;
  background: repeating-linear-gradient(
    to right,
    var(--ink) 0,
    var(--ink) 5px,
    transparent 5px,
    transparent 10px
  );
  position: relative;
  top: 1px;
}

/* stat grid */

.stat-grid {
  display: column;
  grid-template-columns: repeat(4, 1fr);
  margin: 28px 0;
}

.stat {
  padding: 4px 4px;
}
.stat:first-child { border-left: none; }

.stat__label {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 4px;
}

.stat__value {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 20px;
  margin: 0;
  font-variant-numeric: tabular-nums;
}

/* description */

.rando-description {
  max-width: var(--measure);
  font-size: 16.5px;
}

.rando-description h2,
.gallery-heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 8px;
  margin: 44px 0 18px;
}

.rando-description p { margin: 0 0 16px; }

/* gallery */

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 60px;
}

.gallery img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border: 1px solid var(--line-strong);
}

.gallery figure { margin: 0; }

.gallery figcaption {
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 4px;
}

/* ---------- footer ---------- */

.site-footer {
  margin-top: 60px;
  padding: 24px 0 60px;
  font-size: 13px;
  color: var(--ink-soft);
}

/* ---------- template-only helper (visible only when filling the blank page) ---------- */

.placeholder-help {
  background: #fff8e6;
  border: 1px dashed #b8860b;
  color: #6b5100;
  font-size: 13px;
  padding: 10px 14px;
  margin: 0 0 24px;
}

/* =========================================================
   Responsive — tablette / mobile
   ========================================================= */

@media (max-width: 780px) {
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat:nth-child(3) { border-left: none; }
  .stat:nth-child(3), .stat:nth-child(4) {
    border-top: 1px solid var(--line);
  }
  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 620px) {
  .site-header { padding: 28px 0 18px; }

  .rando-card__link {
    grid-template-columns: 96px 1fr;
    grid-template-rows: auto auto;
  }
  .rando-card__thumb { width: 96px; height: 72px; }
  .rando-card__stats {
    grid-column: 1 / -1;
    text-align: left;
    display: flex;
    gap: 16px;
    margin-top: 4px;
  }
  .rando-card__stats strong { display: inline; }

  .gallery { grid-template-columns: 1fr 1fr; }
  .gallery img { height: 150px; }

  .trail-line { font-size: 15px; }
}

@media (max-width: 420px) {
  .gallery { grid-template-columns: 1fr; }
  .gallery img { height: auto; aspect-ratio: 4/3; }
}