/* Sarduvineo — feuille de style commune */

:root {
  --canvas: #efeae1;
  --canvas-pale: #f7f4ee;
  --ink: #14261e;
  --ink-soft: #46564c;
  --ink-faint: #6d7a71;
  --green-deep: #102019;
  --amber: #b35b12;
  --cyan-line: #9dc2c6;
  --rule: #d6cec1;
  --serif: Iowan Old Style, Palatino Linotype, Palatino, Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

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

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.72;
  overflow-x: hidden;
}

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

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

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

.shell {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- en-tête et navigation ---------- */

.site-header {
  padding: 26px 0 8px;
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 18px 32px;
  justify-content: space-between;
}

.mark {
  font-family: var(--serif);
  font-size: 1.12rem;
  letter-spacing: 0.06em;
  text-decoration: none;
}

.mark span {
  display: block;
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  color: var(--ink-faint);
  margin-top: 2px;
}

.nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav a {
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink-soft);
  padding: 2px 0;
  border-bottom: 1px solid transparent;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--amber);
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 54px 0 30px;
}

.hero-label {
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--amber);
  margin: 0 0 30px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 0 clamp(32px, 7vw, 96px);
  align-items: start;
}

h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.25rem, 5.4vw, 4.15rem);
  line-height: 1.04;
  letter-spacing: -0.015em;
  margin: 0 0 26px;
  max-width: 15ch;
}

.hero-text p {
  max-width: 46ch;
  color: var(--ink-soft);
  margin: 0 0 18px;
}

.light-line {
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--amber), var(--cyan-line) 62%, rgba(157, 194, 198, 0));
  margin: 34px 0 0;
  transform: rotate(-1.6deg);
  transform-origin: left center;
}

.hero-figure {
  margin: 88px 0 0;
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 16px;
}

.hero-figure img { width: 100%; }

.vertical-note {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  margin: 0;
  justify-self: start;
  border-left: 1px solid var(--cyan-line);
  padding-left: 6px;
}

/* ---------- rythme des sections ---------- */

main section { padding: 46px 0; }

.wide { max-width: 100%; }

.narrow-left { max-width: 640px; }

.narrow-right {
  max-width: 640px;
  margin-left: auto;
}

.rule {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 0;
}

h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.55rem, 3vw, 2.3rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
  max-width: 22ch;
}

h3 {
  font-family: var(--sans);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  margin: 30px 0 8px;
}

p { margin: 0 0 18px; max-width: 68ch; }

.marker {
  display: block;
  font-family: var(--serif);
  font-size: 2.6rem;
  line-height: 1;
  color: var(--rule);
  margin: 0 0 14px;
}

.numbered {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 0 24px;
  align-items: start;
}

ul.checks,
ol.steps {
  margin: 0 0 18px;
  padding-left: 20px;
  max-width: 62ch;
  color: var(--ink-soft);
}

ul.checks li,
ol.steps li { margin-bottom: 9px; }

ul.checks { list-style: square; }

ul.checks li::marker { color: var(--amber); }

.pull {
  font-family: var(--serif);
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  line-height: 1.42;
  color: var(--ink);
  border-left: 1px solid var(--cyan-line);
  padding-left: 22px;
  max-width: 34ch;
  margin: 0;
}

/* ---------- section pâle avec image de détail ---------- */

.pale {
  background: var(--canvas-pale);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin: 26px 0;
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
  gap: 34px clamp(28px, 5vw, 66px);
  align-items: end;
}

.detail-notes p {
  font-size: 0.86rem;
  line-height: 1.62;
  color: var(--ink-soft);
  border-top: 1px solid var(--cyan-line);
  padding-top: 10px;
  margin: 0 0 22px;
  max-width: 38ch;
}

figcaption {
  font-size: 0.8rem;
  color: var(--ink-faint);
  margin-top: 10px;
  max-width: 52ch;
}

/* ---------- contact ---------- */

.contact-block {
  margin: 26px 0 8px;
  padding: 34px 0;
  border-top: 1px solid var(--rule);
}

.email-large {
  font-family: var(--serif);
  font-size: clamp(1.35rem, 3.4vw, 2.1rem);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  word-break: break-word;
}

/* ---------- pages intérieures ---------- */

.page-head {
  padding: 48px 0 8px;
  border-bottom: 1px solid var(--rule);
}

.page-head p {
  color: var(--ink-soft);
  max-width: 54ch;
}

.prose {
  max-width: 70ch;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px clamp(30px, 6vw, 90px);
  align-items: start;
}

.about-grid h2 { margin-top: 0; }

.about-col-offset { padding-top: 62px; }

/* ---------- pied de page ---------- */

.site-footer {
  background: var(--green-deep);
  color: #d9e2da;
  margin-top: 56px;
  padding: 62px 0 46px;
}

.site-footer a { color: #eef2ea; }

.site-footer a:hover { color: #e7a55c; }

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) minmax(0, 0.8fr);
  gap: 30px clamp(24px, 5vw, 60px);
  align-items: start;
}

.footer-word {
  font-family: var(--serif);
  font-size: clamp(2rem, 6vw, 3.6rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  margin: 0;
  color: #f2f5ef;
}

.footer-word small {
  display: block;
  font-family: var(--sans);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: #93a89a;
  margin-top: 14px;
}

.footer-mail { padding-top: 34px; font-size: 0.95rem; }

.footer-mail p { margin: 0 0 6px; color: #a9bcae; font-size: 0.8rem; }

.footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: right;
}

.footer-links li { margin-bottom: 8px; }

.footer-links a { font-size: 0.88rem; text-decoration: none; border-bottom: 1px solid rgba(233, 240, 232, 0.28); }

.footer-note {
  margin: 44px 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(233, 240, 232, 0.16);
  font-size: 0.78rem;
  color: #8fa397;
  max-width: 62ch;
}

/* ---------- adaptations ---------- */

@media (max-width: 900px) {
  .hero-grid,
  .detail-grid,
  .about-grid,
  .footer-grid { grid-template-columns: minmax(0, 1fr); }

  .hero-figure { margin-top: 42px; }
  .about-col-offset { padding-top: 6px; }
  .footer-links ul { text-align: left; }
  .footer-mail { padding-top: 0; }
  .numbered { grid-template-columns: minmax(0, 1fr); }
  .marker { font-size: 2rem; }
  .narrow-right { margin-left: 0; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .shell { padding: 0 20px; }
  main section { padding: 34px 0; }
  .hero { padding-top: 34px; }
  .hero-figure { grid-template-columns: minmax(0, 1fr); }
  .vertical-note {
    writing-mode: horizontal-tb;
    transform: none;
    border-left: 0;
    border-top: 1px solid var(--cyan-line);
    padding: 8px 0 0;
  }
}

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