/* ============================================================
   MWENDO — livraison de colis & billets de voyage
   Palette "cafe warmth" : latte crémeux, encre café, bordeaux, olive.
   ============================================================ */

:root {
  --bg: #f4ead8;
  --bg-soft: #efe2cc;
  --surface: #fbf5ea;
  --ink: #3a2415;
  --ink-soft: #6b5544;
  --accent: #6b1f1a;
  --secondary: #5a5e3a;
  --on-accent: #fdf6ec;
  --line: rgba(58, 36, 21, 0.16);
  --line-strong: rgba(58, 36, 21, 0.32);
  --shadow: 0 18px 50px -30px rgba(58, 36, 21, 0.55);
  --radius: 2px;
  --maxw: 1180px;
  --gutter: clamp(1.15rem, 4vw, 3.5rem);
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Karla", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1b1410;
    --bg-soft: #221a14;
    --surface: #251c16;
    --ink: #f3e6d2;
    --ink-soft: #c2ae97;
    --accent: #e0836f;
    --secondary: #b3b98a;
    --on-accent: #241009;
    --line: rgba(243, 230, 210, 0.16);
    --line-strong: rgba(243, 230, 210, 0.34);
    --shadow: 0 18px 50px -30px rgba(0, 0, 0, 0.9);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.075rem);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 400; line-height: 1.04; margin: 0; text-wrap: balance; }
p { margin: 0 0 1rem; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 1px;
}

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- fond : formes ambiantes ---------- */
.ambient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.ambient span {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.22;
  will-change: transform;
}
.ambient .a1 { width: 46vw; height: 46vw; min-width: 280px; min-height: 280px; background: var(--accent); top: -10vw; left: -8vw; animation: drift1 34s ease-in-out infinite alternate; }
.ambient .a2 { width: 38vw; height: 38vw; min-width: 240px; min-height: 240px; background: var(--secondary); top: 38%; right: -10vw; animation: drift2 42s ease-in-out infinite alternate; }
.ambient .a3 { width: 30vw; height: 30vw; min-width: 200px; min-height: 200px; background: #c98a4b; bottom: -8vw; left: 28%; animation: drift3 50s ease-in-out infinite alternate; }
@keyframes drift1 { to { transform: translate3d(6vw, 5vw, 0) scale(1.12); } }
@keyframes drift2 { to { transform: translate3d(-7vw, -4vw, 0) scale(1.08); } }
@keyframes drift3 { to { transform: translate3d(4vw, -6vw, 0) scale(1.15); } }

/* ---------- transitions de vue ---------- */
@view-transition { navigation: auto; }
::view-transition-old(root) { animation: vt-out 0.32s ease both; }
::view-transition-new(root) { animation: vt-in 0.42s ease both; }
@keyframes vt-out { to { opacity: 0; transform: translateY(-10px); } }
@keyframes vt-in { from { opacity: 0; transform: translateY(14px); } }

/* ---------- en-tête ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
  padding-block: 0.6rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.16em;
  font-variation-settings: "wght" 600;
  text-transform: uppercase;
}
.brand .mark {
  width: 26px;
  height: 26px;
  flex: 0 0 auto;
  color: var(--accent);
}
.nav {
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 2vw, 1.6rem);
  flex-wrap: wrap;
  justify-content: flex-end;
}
.nav a {
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 0.55rem 0.15rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.nav a:hover { color: var(--ink); border-bottom-color: var(--accent); }
.nav a.cta {
  color: var(--surface);
  background: var(--accent);
  padding-inline: 1rem;
  border-bottom: 0;
  border-radius: var(--radius);
}
.nav a.cta:hover { color: var(--surface); background: color-mix(in srgb, var(--accent) 82%, var(--ink)); }
@media (max-width: 640px) {
  .nav a:not(.cta) { display: none; }
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  z-index: 1;
  padding-block: clamp(3rem, 9vw, 7rem) clamp(2.5rem, 6vw, 4.5rem);
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--secondary);
  margin: 0 0 1.4rem;
}
.hero h1 {
  font-size: clamp(2.6rem, 9vw, 6.4rem);
  letter-spacing: -0.025em;
  font-variation-settings: "wght" 220;
  transition: font-variation-settings 0.45s ease;
  cursor: default;
  position: relative;
  max-width: 18ch;
}
.hero h1:hover { font-variation-settings: "wght" 900; }
.hero h1 .swap { position: relative; display: block; }
.hero h1 .swap .default,
.hero h1 .swap .alt {
  display: block;
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.hero h1 .swap .alt {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(6px);
  color: var(--accent);
  font-style: italic;
  pointer-events: none;
}
.hero h1:hover .swap .default { opacity: 0; transform: translateY(-6px); }
.hero h1:hover .swap .alt { opacity: 1; transform: translateY(0); }
.hero-lede {
  margin-top: clamp(1.4rem, 3vw, 2.2rem);
  max-width: 46ch;
  font-size: clamp(1.05rem, 1rem + 0.4vw, 1.3rem);
  color: var(--ink-soft);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.btn:hover { background: var(--ink); color: var(--bg); }
.btn-solid { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn-solid:hover { background: color-mix(in srgb, var(--accent) 80%, var(--ink)); border-color: transparent; color: var(--on-accent); }

.hero-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.2rem 2rem;
  margin-top: clamp(2.5rem, 6vw, 4rem);
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}
.hero-meta div { font-size: 0.86rem; color: var(--ink-soft); }
.hero-meta strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 0.35rem;
  font-weight: 500;
}

/* ---------- sections ---------- */
section { position: relative; z-index: 1; }
.section { padding-block: clamp(3rem, 7vw, 5.5rem); }
.section-head {
  display: grid;
  gap: 0.9rem;
  max-width: 62ch;
  margin-bottom: clamp(2rem, 4vw, 3.2rem);
}
.section-head h2 {
  font-size: clamp(1.9rem, 4.6vw, 3.1rem);
  letter-spacing: -0.02em;
  font-variation-settings: "wght" 340;
}
.section-head p { color: var(--ink-soft); }
.rule { border: 0; border-top: 1px solid var(--line); margin: 0; }

/* ---------- mur : étiquettes de musée ---------- */
.wall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: start;
}
.work { display: grid; gap: 1rem; }
.work figure {
  margin: 0;
  overflow: hidden;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  aspect-ratio: 4 / 5;
}
.work figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.work:hover figure img { transform: scale(1.04); }
.work .label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.7;
  color: var(--ink-soft);
  border-left: 1px solid var(--line-strong);
  padding-left: 0.85rem;
}
.work .label b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.12rem;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink);
  font-variation-settings: "wght" 500;
  margin-bottom: 0.2rem;
}
.work .label .num { color: var(--accent); }

/* ---------- services : liste éditoriale ---------- */
.services { display: grid; gap: 0; border-top: 1px solid var(--line); }
.service {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr);
  gap: 0.4rem 1.4rem;
  padding-block: clamp(1.4rem, 3vw, 2.1rem);
  border-bottom: 1px solid var(--line);
}
@media (min-width: 760px) {
  .service { grid-template-columns: 3.2rem minmax(0, 15rem) minmax(0, 1fr); }
}
.service .n {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  padding-top: 0.45rem;
}
.service h3 {
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  font-variation-settings: "wght" 460;
  letter-spacing: -0.01em;
}
.service p { color: var(--ink-soft); font-size: 0.97rem; margin: 0; }
.service .detail {
  grid-column: 2 / -1;
  margin-top: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--secondary);
}
@media (min-width: 760px) { .service .detail { grid-column: 3 / -1; } }

/* ---------- étapes ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.step {
  background: var(--bg);
  padding: clamp(1.3rem, 3vw, 1.9rem);
  display: grid;
  gap: 0.6rem;
  align-content: start;
}
.step .k {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}
.step h3 { font-size: 1.15rem; font-variation-settings: "wght" 520; }
.step p { font-size: 0.92rem; color: var(--ink-soft); margin: 0; }

/* ---------- billets ---------- */
.tickets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}
.ticket {
  border: 1px solid var(--line-strong);
  background: var(--surface);
  padding: 1.3rem 1.3rem 1.1rem;
  display: grid;
  gap: 0.55rem;
  position: relative;
  box-shadow: var(--shadow);
}
.ticket::after {
  content: "";
  position: absolute;
  left: 1.3rem;
  right: 1.3rem;
  bottom: 3.1rem;
  border-top: 1px dashed var(--line-strong);
}
.ticket .route {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-variation-settings: "wght" 480;
  letter-spacing: -0.01em;
}
.ticket .op {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--secondary);
}
.ticket .meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--ink-soft);
  padding-top: 1.5rem;
}
.ticket .price {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 600;
}

/* ---------- formulaire ---------- */
.contact-grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 1fr;
}
@media (min-width: 880px) {
  .contact-grid { grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr); }
}
.contact-aside p { color: var(--ink-soft); }
.contact-aside dl { margin: 1.8rem 0 0; display: grid; gap: 1.1rem; }
.contact-aside dt {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 0.2rem;
}
.contact-aside dd { margin: 0; font-size: 0.95rem; }

form.envoi { display: grid; gap: 1.1rem; }
.field { display: grid; gap: 0.4rem; }
.field label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.field input,
.field select,
.field textarea {
  font: inherit;
  font-size: 0.98rem;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0.75rem 0.85rem;
  min-height: 48px;
  width: 100%;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input::placeholder,
.field textarea::placeholder { color: color-mix(in srgb, var(--ink-soft) 75%, transparent); }
.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.form-row { display: grid; gap: 1.1rem; }
@media (min-width: 560px) { .form-row { grid-template-columns: 1fr 1fr; } }
.form-status {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--secondary);
  min-height: 1.2em;
}
.form-status[data-state="error"] { color: var(--accent); }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 0; border-top: 1px solid var(--line); }
.faq details {
  border-bottom: 1px solid var(--line);
  padding-block: 1.05rem;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-variation-settings: "wght" 460;
  min-height: 44px;
  padding-block: 0.35rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--accent);
  flex: 0 0 auto;
  transition: transform 0.25s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-soft); font-size: 0.96rem; padding-top: 0.6rem; max-width: 68ch; }

/* ---------- placeholder éditable ---------- */
.fill {
  border-bottom: 1px dotted var(--accent);
  background: color-mix(in srgb, var(--accent) 9%, transparent);
  padding: 0 0.15em;
  border-radius: 1px;
}

/* ---------- pied de page ---------- */
.site-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  padding-block: clamp(2.2rem, 5vw, 3.4rem) 4.5rem;
  margin-top: clamp(2rem, 5vw, 3rem);
}
.footer-grid {
  display: grid;
  gap: 1.8rem;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}
.footer-grid h4 {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 0.7rem;
  font-weight: 500;
}
.footer-grid p, .footer-grid a { font-size: 0.9rem; color: var(--ink-soft); text-decoration: none; }
.footer-grid a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
.footer-bottom {
  margin-top: 2.2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ---------- attribution (obligatoire, tier gratuit) ---------- */
.attribution {
  position: fixed;
  bottom: 0.5rem;
  right: 0.75rem;
  z-index: 30;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  opacity: 0.62;
  color: var(--ink);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  padding: 0.15rem 0.4rem;
  border-radius: 2px;
}
.attribution a { color: inherit; }

/* ---------- apparition douce ---------- */
@supports (animation-timeline: view()) {
  .reveal {
    animation: rise linear both;
    animation-timeline: view();
    animation-range: entry 5% cover 26%;
  }
  @keyframes rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hero h1 .swap .alt { display: none; }
  .hero h1:hover .swap .default { opacity: 1; transform: none; }
  .reveal { opacity: 1 !important; transform: none !important; }
}