/* ==========================================================
   Jeep Cherokee XJ — Carnet de bord
   Design system light premium · palette chaude
   ========================================================== */

:root {
  --bg: #F4F1EA;
  --bg-2: #FBFAF6;
  --bg-3: #FFFFFF;
  --bg-4: #ECE7DA;
  --hairline: #DFD9CB;
  --hairline-2: #C9C2B0;
  --ink: #1A1814;
  --ink-2: #4A4640;
  --ink-3: #7C776C;
  --ink-4: #A8A29A;
  --brand: #8B7028;
  --brand-soft: rgba(139, 112, 40, 0.13);
  --brand-glow: rgba(200, 168, 91, 0.14);
  --accent: #C0633A;
  --accent-soft: rgba(192, 99, 58, 0.13);
  --accent-glow: rgba(230, 126, 74, 0.10);
  --success: #4A7B30;
  --success-soft: rgba(74, 123, 48, 0.08);
  --warn: #A47B24;
  --warn-soft: rgba(164, 123, 36, 0.10);
  --info: #35708F;
  --info-soft: rgba(53, 112, 143, 0.09);
  --danger: #A4453A;
  --stat-featured-bg-1: #EDE5CC;
  --stat-featured-bg-2: #E8DFB8;
  --stat-featured-glow: rgba(139, 112, 40, 0.4);
  --header-bg: rgba(244, 241, 234, 0.75);
  --radius: 12px;
  --radius-lg: 16px;
  --radius-sm: 6px;
  --font-display: "Inter", "Söhne", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", "Menlo", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  letter-spacing: -0.005em;
  min-height: 100vh;
  position: relative;
}

/* Ambiance : glows chauds + grain subtil */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(ellipse 1200px 800px at 100% -20%, var(--brand-glow), transparent 55%),
    radial-gradient(ellipse 1000px 700px at 0% 120%, var(--accent-glow), transparent 55%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' seed='9'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.55 0'/></filter><rect width='300' height='300' filter='url(%23n)' opacity='0.5'/></svg>");
  background-size: 100% 100%, 100% 100%, 300px 300px;
  background-repeat: no-repeat, no-repeat, repeat;
  mix-blend-mode: multiply;
  opacity: 0.9;
}

/* Grille de fond subtile */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.028) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* ==========================================================
   Header
   ========================================================== */
.site-header {
  position: sticky; top: 0; z-index: 30;
  background: var(--header-bg);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--hairline);
}
.nav {
  max-width: 1240px; margin: 0 auto;
  padding: 0 40px;
  height: 64px;
  display: flex; align-items: center; gap: 32px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  cursor: pointer; text-decoration: none;
  color: var(--ink);
}
.brand-mark {
  width: 28px; height: 28px;
  flex-shrink: 0;
}
.brand-mark rect,
.brand-mark line { stroke: var(--brand); }
.brand-txt {
  display: flex; flex-direction: column; gap: 1px;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1;
}
.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-3);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 3px;
}
.nav-links {
  display: flex; gap: 2px;
  margin-left: auto;
  padding: 4px;
  background: var(--bg-3);
  border: 1px solid var(--hairline);
  border-radius: 999px;
}
.nav-links a {
  cursor: pointer; text-decoration: none;
  padding: 7px 16px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.82rem;
  letter-spacing: -0.005em;
  color: var(--ink-2);
  transition: color 0.15s, background 0.15s;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active {
  color: var(--bg);
  background: var(--ink);
}

main {
  position: relative; z-index: 1;
  max-width: 1240px;
  margin: 0 auto;
  padding: 32px 40px 120px;
}

/* ==========================================================
   Typography
   ========================================================== */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
  font-feature-settings: "ss01", "cv11";
}
h1 {
  font-size: clamp(2.8rem, 6vw, 5.2rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 0.98;
}
h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.08;
}
h3 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.3;
  color: var(--ink);
}
p { margin: 0; color: var(--ink-2); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 12px var(--brand);
}

/* ==========================================================
   Hero
   ========================================================== */
.hero {
  position: relative;
  padding: 72px 0 64px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--hairline);
}
.hero-eyebrow { margin-bottom: 28px; }
.hero h1 { margin-bottom: 24px; max-width: 14ch; }
.hero h1 .accent { color: var(--brand); font-weight: 700; }
.hero .lede {
  font-size: 1.1rem;
  color: var(--ink-2);
  line-height: 1.55;
  max-width: 58ch;
  font-weight: 400;
}
.hero-actions {
  display: flex; gap: 12px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.15s;
}
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: var(--brand); color: var(--bg); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--hairline-2);
}
.btn-ghost:hover { background: var(--bg-3); }
.btn svg { width: 14px; height: 14px; }

.hero-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 24px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--hairline);
}
.hero-meta .item {
  display: flex; flex-direction: column; gap: 8px;
}
.hero-meta .item-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.hero-meta .item-value {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.hero-meta .item-value.small { font-size: 0.92rem; letter-spacing: -0.01em; }
.hero-meta .item-value .unit {
  color: var(--ink-3);
  font-weight: 400;
  font-size: 0.7em;
}

/* ==========================================================
   Sections
   ========================================================== */
section { margin-bottom: 88px; }
.section-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.section-head .section-title { display: flex; flex-direction: column; gap: 12px; }
.section-head h2 { margin: 0; }
.section-head-side {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex; align-items: center; gap: 8px;
}
.section-head-side::before {
  content: "";
  width: 4px; height: 4px;
  background: var(--ink-3);
  border-radius: 50%;
}

/* ==========================================================
   Stats
   ========================================================== */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.stat {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 24px 24px 28px;
  overflow: hidden;
  transition: border-color 0.15s;
}
.stat:hover { border-color: var(--hairline-2); }
.stat::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.3), transparent 40%);
  pointer-events: none;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 500;
  color: var(--ink-3);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.stat-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.035em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat-value.small { font-size: 1.3rem; letter-spacing: -0.02em; }
.stat-unit {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-3);
  letter-spacing: 0.05em;
}
.stat.featured {
  background: linear-gradient(135deg, var(--stat-featured-bg-1), var(--stat-featured-bg-2));
  border-color: var(--brand-soft);
}
.stat.featured .stat-label { color: var(--brand); }
.stat.featured::after {
  content: "";
  position: absolute; top: -1px; left: -1px; right: -1px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--stat-featured-glow), transparent);
  opacity: 0.7;
}

/* ==========================================================
   Spec list (fiche technique)
   ========================================================== */
.spec-list {
  background: var(--bg-2);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
}
.spec-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 24px;
  border-bottom: 1px solid var(--hairline);
  gap: 24px;
  transition: background 0.15s;
}
.spec-row:hover { background: var(--bg-3); }
.spec-row:last-child { border-bottom: none; }
.spec-row .k {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  flex: 0 0 auto;
}
.spec-row .v {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.005em;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ==========================================================
   Owners
   ========================================================== */
.owners {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.owner {
  position: relative;
  background: var(--bg-2);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 22px 24px 24px;
  transition: transform 0.2s, border-color 0.15s;
}
.owner:hover {
  border-color: var(--hairline-2);
  transform: translateY(-2px);
}
.owner-num {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--ink-3);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 10px;
}
.owner-num::after {
  content: ""; flex: 1;
  height: 1px;
  background: var(--hairline);
}
.owner h3 { margin-bottom: 4px; font-size: 1.05rem; }
.owner-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}
.owner p {
  font-size: 0.88rem;
  color: var(--ink-2);
  line-height: 1.55;
}
.owner.current {
  background: linear-gradient(135deg, var(--brand-soft), var(--bg-2));
  border-color: var(--brand-soft);
}
.owner.current::before {
  content: "Actuel";
  position: absolute;
  top: 22px; right: 22px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--brand);
  padding: 3px 10px;
  border: 1px solid var(--brand-soft);
  background: var(--brand-soft);
  border-radius: 999px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
}
.owner.current .owner-num { color: var(--brand); }
.owner.current .owner-num::after { background: var(--brand-soft); }

/* ==========================================================
   Timeline (historique)
   ========================================================== */
.timeline {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 40px;
}
.timeline-rail {
  position: sticky; top: 100px;
  height: fit-content;
  padding-top: 6px;
}
.timeline-rail-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--ink-3);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.timeline-rail-count {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.035em;
  line-height: 0.9;
  font-variant-numeric: tabular-nums;
}
.timeline-rail-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-3);
  letter-spacing: 0.05em;
  margin-top: 10px;
}
.timeline-events { display: flex; flex-direction: column; }
.event {
  padding: 22px 0;
  border-top: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 32px;
}
.event:first-child { border-top: none; padding-top: 0; }
.event-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--ink-2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
  padding-top: 2px;
}
.event-date .yr {
  display: block;
  font-size: 0.66rem;
  color: var(--ink-3);
  margin-top: 3px;
}
.event-body h3 { margin-bottom: 6px; font-size: 1rem; }
.event-body .lieu {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  letter-spacing: 0.02em;
  margin-bottom: 10px;
}
.event-body .desc {
  font-size: 0.9rem;
  color: var(--ink-2);
  line-height: 1.55;
  max-width: 68ch;
  margin: 0;
}
.event-tags {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-top: 14px;
  align-items: center;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid;
}
.tag.reparation { color: var(--accent); border-color: var(--accent-soft); background: var(--accent-soft); }
.tag.entretien { color: var(--success); border-color: var(--success-soft); background: var(--success-soft); }
.tag.ct { color: var(--info); border-color: var(--info-soft); background: var(--info-soft); }
.tag.achat { color: var(--warn); border-color: var(--warn-soft); background: var(--warn-soft); }
.tag.administratif { color: var(--ink-3); border-color: var(--hairline-2); background: var(--bg-3); }
.tag.autre { color: var(--ink-2); border-color: var(--hairline-2); background: var(--bg-3); }
.km-chip {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--ink-3);
  padding: 3px 8px;
  background: var(--bg-3);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  font-variant-numeric: tabular-nums;
}
.cost {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-left: auto;
  font-variant-numeric: tabular-nums;
}
.facture-link {
  display: inline-flex; align-items: center; gap: 6px;
  cursor: pointer;
  color: var(--brand);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-top: 12px;
  padding: 6px 12px;
  border: 1px solid var(--brand-soft);
  border-radius: 6px;
  background: transparent;
  text-decoration: none;
  transition: all 0.15s;
}
.facture-link:hover { background: var(--brand-soft); }
.facture-thumb {
  display: block; margin-top: 16px;
  max-width: 220px;
  border-radius: 8px;
  border: 1px solid var(--hairline);
  cursor: zoom-in;
  transition: transform 0.15s, border-color 0.15s;
}
.facture-thumb:hover { transform: scale(1.02); border-color: var(--hairline-2); }

/* ==========================================================
   Travaux
   ========================================================== */
.phases-grid { display: grid; gap: 12px; }
.phase {
  background: var(--bg-2);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.15s;
}
.phase:hover { border-color: var(--hairline-2); }
.phase-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--hairline);
  background: var(--bg-3);
}
.phase-num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--brand);
  letter-spacing: 0.1em;
  padding: 6px 12px;
  background: var(--brand-soft);
  border-radius: 999px;
  text-align: center;
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}
.phase-title-block { display: flex; flex-direction: column; gap: 3px; }
.phase-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.phase-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.015em;
}
.phase-cost {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.025em;
  font-variant-numeric: tabular-nums;
}
.phase-items { padding: 4px 0; }
.todo {
  padding: 18px 24px;
  border-bottom: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: 84px 1fr auto;
  gap: 24px;
  align-items: start;
  transition: background 0.15s;
}
.todo:hover { background: var(--bg-3); }
.todo:last-child { border-bottom: none; }
.todo-prio {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  text-align: center;
  white-space: nowrap;
  margin-top: 2px;
  border: 1px solid;
}
.todo-prio.haute { background: var(--accent-soft); color: var(--accent); border-color: var(--accent-soft); }
.todo-prio.moyenne { background: var(--warn-soft); color: var(--warn); border-color: var(--warn-soft); }
.todo-prio.basse { background: var(--success-soft); color: var(--success); border-color: var(--success-soft); }
.todo-main h3 { font-size: 0.98rem; margin: 0 0 4px; }
.todo-desc {
  color: var(--ink-2);
  font-size: 0.87rem;
  line-height: 1.55;
  margin: 6px 0 0;
  max-width: 68ch;
}
.todo-cost {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  text-align: right;
  padding-top: 4px;
}
.todo-cost.zero { color: var(--ink-3); }
.todo-cost .approx {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--ink-3);
  letter-spacing: 0.12em;
  font-weight: 500;
  margin-bottom: 2px;
  text-transform: uppercase;
}

/* ==========================================================
   Footer
   ========================================================== */
.site-footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--hairline);
  padding: 40px 40px 60px;
  max-width: 1240px;
  margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-mark {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-2);
  letter-spacing: -0.01em;
}
.footer-meta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ==========================================================
   Lightbox
   ========================================================== */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(26, 24, 20, 0.94);
  display: none;
  align-items: center; justify-content: center;
  z-index: 100; padding: 40px;
  cursor: zoom-out;
  backdrop-filter: blur(12px);
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 100%; max-height: 100%;
  border-radius: 10px;
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.4);
}

/* ==========================================================
   État vide
   ========================================================== */
.empty {
  padding: 80px 32px;
  text-align: center;
  color: var(--ink-3);
  background: var(--bg-2);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
}
.empty .big { font-size: 2.4rem; margin-bottom: 12px; opacity: 0.5; }
.empty p { margin: 4px 0; font-size: 0.92rem; }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 800px) {
  main { padding: 24px 24px 80px; }
  .nav { padding: 0 24px; gap: 16px; }
  .brand-sub { display: none; }
  .nav-links a { padding: 6px 12px; font-size: 0.78rem; }
  .hero { padding: 48px 0 40px; }
  section { margin-bottom: 64px; }
  .timeline { grid-template-columns: 1fr; gap: 24px; }
  .timeline-rail { position: static; }
  .event { grid-template-columns: 1fr; gap: 8px; }
  .event-date { font-size: 0.72rem; }
  .event-date .yr { display: inline; margin-left: 4px; }
  .phase-head { grid-template-columns: 1fr; gap: 12px; }
  .todo { grid-template-columns: 1fr; gap: 12px; }
  .todo-cost { text-align: left; padding-top: 0; }
  .site-footer { padding: 24px; }
}