/* ===========================================================
   Cabinet INTERCOGEST — feuille de style
   Direction : registre comptable / dossier officiel
   =========================================================== */

:root {
  --ink: #10243E;
  --ink-soft: #2B3D57;
  --paper: #F7F4EC;
  --paper-raised: #FFFDF8;
  --rule: #C9C2B2;
  --rule-soft: #DDD7C7;
  --ledger: #1F5C4D;
  --ledger-soft: #E7EFEC;
  --brass: #B8863B;
  --text: #26241E;
  --text-muted: #5B584D;
  --serif: "IBM Plex Serif", Georgia, serif;
  --sans: "IBM Plex Sans", "Segoe UI", Arial, sans-serif;
  --max: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

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

a { color: var(--ledger); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--ledger); outline-offset: 2px; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--ink);
  margin: 0 0 0.5em;
  font-weight: 600;
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 4vw, 2.9rem); font-weight: 500; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
h3 { font-size: 1.2rem; }

p { max-width: 68ch; color: var(--text); }
p.lede { font-size: 1.15rem; color: var(--ink-soft); max-width: 56ch; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Header / letterhead ---------- */

.letterhead {
  background: var(--paper-raised);
  border-bottom: 2px solid var(--ink);
  scroll-snap-align: start;
}

.letterhead-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0 16px;
  border-bottom: 1px solid var(--rule);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.brand .mark {
  font-family: var(--serif);
  font-size: 1.9rem;
  color: var(--ink);
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-text .name {
  font-family: var(--serif);
  font-size: 1.35rem;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.brand-text .tagline {
  font-size: 0.82rem;
  color: var(--text-muted);
}

nav.primary { padding: 12px 0; }

nav.primary ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 26px;
  margin: 0;
  padding: 0;
}

nav.primary a {
  color: var(--ink-soft);
  font-size: 0.92rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}

nav.primary a:hover,
nav.primary a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--brass);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-family: var(--sans);
  padding: 8px 14px;
  cursor: pointer;
}

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

.hero {
  padding: 64px 0 44px;
  border-bottom: 1px solid var(--rule);
}

.hero .eyebrow {
  font-size: 0.95rem;
  color: var(--ledger);
  margin-bottom: 14px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  font-family: var(--sans);
  font-size: 0.95rem;
  border: 1.5px solid var(--ink);
  cursor: pointer;
}

.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--ink-soft); text-decoration: none; }
.btn-secondary { background: transparent; color: var(--ink); }
.btn-secondary:hover { background: var(--paper); text-decoration: none; }

/* ---------- Ledger tally (key figures) ---------- */

.tally {
  display: flex;
  flex-wrap: wrap;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--rule);
  margin-top: 40px;
}

.tally-item {
  flex: 1 1 200px;
  padding: 18px 24px 18px 0;
  border-right: 1px solid var(--rule-soft);
}

.tally-item:last-child { border-right: none; }

.tally-item .figure {
  font-family: var(--serif);
  font-size: 2.1rem;
  color: var(--ink);
  display: block;
}

.tally-item .label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---------- Sections ---------- */

section { padding: 56px 0; }
section.alt { background: var(--paper-raised); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 24px;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 10px;
  margin-bottom: 30px;
}

.section-head .ref {
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Domains list, ledger-row style */

.domain-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--rule-soft);
}

.domain-row:first-of-type { border-top: 1px solid var(--rule-soft); }

.domain-row h3 { margin-bottom: 4px; color: var(--ink); }
.domain-row p { margin: 0; font-size: 0.96rem; }

/* Two-column layout */

.grid-2 {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: start;
}

/* Reference blocks */

.ref-block { margin-bottom: 30px; }
.ref-block h3 {
  font-family: var(--sans);
  font-size: 0.95rem;
  text-transform: none;
  color: var(--ledger);
  border-bottom: 1px solid var(--ledger-soft);
  padding-bottom: 8px;
  margin-bottom: 12px;
}
.ref-block ul { margin: 0; padding-left: 0; list-style: none; columns: 2; column-gap: 32px; }
.ref-block li {
  font-size: 0.94rem;
  padding: 6px 0;
  border-bottom: 1px dotted var(--rule);
  break-inside: avoid;
}

/* Publications */

.pub-card {
  border: 1px solid var(--rule);
  background: var(--paper-raised);
  padding: 22px 24px;
  margin-bottom: 18px;
}
.pub-card .pub-year { font-size: 0.82rem; color: var(--brass); font-weight: 600; }
.pub-card h3 { margin: 4px 0 8px; }
.pub-card p { margin: 0; font-size: 0.94rem; }

/* Seal / distinction */

.seal {
  border: 1.5px solid var(--brass);
  color: var(--brass);
  border-radius: 50%;
  width: 84px;
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-family: var(--serif);
  font-size: 0.72rem;
  line-height: 1.15;
  flex-shrink: 0;
  padding: 8px;
}

.distinction {
  display: flex;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px dashed var(--rule);
}

/* Timeline (biography) */

.timeline { border-left: 2px solid var(--rule); margin-left: 6px; padding-left: 26px; }
.timeline .tl-item { position: relative; padding-bottom: 26px; }
.timeline .tl-item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 4px;
  width: 10px;
  height: 10px;
  background: var(--ledger);
  border-radius: 50%;
}
.timeline .tl-year { font-family: var(--serif); color: var(--ledger); font-size: 0.95rem; }
.timeline .tl-item p { margin: 4px 0 0; }

/* Forms */

.form-field { margin-bottom: 20px; }
.form-field label {
  display: block;
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.form-field input,
.form-field textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--rule);
  background: var(--paper-raised);
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--text);
}
.form-field textarea { resize: vertical; min-height: 130px; }
.form-field input:focus, .form-field textarea:focus { outline: 2px solid var(--ledger); outline-offset: 1px; }

.contact-card {
  border: 1px solid var(--rule);
  background: var(--paper-raised);
  padding: 26px;
}
.contact-card dt { font-size: 0.8rem; color: var(--text-muted); margin-top: 16px; }
.contact-card dt:first-child { margin-top: 0; }
.contact-card dd { margin: 2px 0 0; font-size: 1rem; color: var(--ink); }

/* Footer */

footer.site-footer {
  border-top: 2px solid var(--ink);
  background: var(--paper-raised);
  padding: 40px 0 26px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 32px;
}

.footer-grid h4 {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 6px; font-size: 0.92rem; }

.footer-bottom {
  border-top: 1px solid var(--rule);
  margin-top: 30px;
  padding-top: 16px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Breadcrumb-ish page title band for inner pages */

.page-band {
  background: var(--ink);
  color: var(--paper);
  padding: 34px 0;
}
.page-band h1 { color: var(--paper); margin-bottom: 6px; }
.page-band p { color: #C9D2DE; margin: 0; }

/* Utility */

.mt-0 { margin-top: 0; }
.center { text-align: center; }

/* ---------- Story scroll (Qualians-style) ---------- */

.story-wrap { position: relative; }

html.has-story { scroll-snap-type: y proximity; }

.story-index {
  position: fixed;
  top: 20px;
  right: 28px;
  left: auto;
  z-index: 40;
  color: var(--paper);
  font-family: var(--serif);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  background: rgba(16,36,62,0.55);
  padding: 6px 12px;
}
.story-index.visible { opacity: 0.9; }

.story-section {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  scroll-snap-align: start;
  color: var(--paper);
  overflow: hidden;
}
.story-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(16,36,62,0.90) 0%, rgba(16,36,62,0.72) 45%, rgba(16,36,62,0.40) 100%);
  z-index: 1;
}
.story-section .container { position: relative; z-index: 2; }
.story-section h2, .story-section h1 { color: var(--paper); }
.story-section p { color: #DCE4EC; }
.story-section .eyebrow { color: #B9D8CE; margin-bottom: 12px; }

.story-section.navy { background-color: var(--ink); }
.story-section.navy::after { background: linear-gradient(120deg, rgba(16,36,62,0.4), rgba(16,36,62,0.1)); }

.story-portrait-row {
  display: flex;
  gap: 40px;
  align-items: center;
  flex-wrap: wrap;
}
.story-portrait-frame {
  width: 220px;
  height: 320px;
  object-fit: cover;
  border: 4px solid var(--paper);
  box-shadow: 0 18px 40px rgba(0,0,0,0.35);
  flex-shrink: 0;
}
.story-text { max-width: 42ch; }

@media (max-width: 780px) {
  .story-index { top: 14px; right: 18px; font-size: 0.78rem; padding: 4px 9px; }
  .story-portrait-row { flex-direction: column; align-items: flex-start; gap: 22px; }
  .story-portrait-frame { width: 160px; height: 232px; }
}

@media (prefers-reduced-motion: reduce) {
  html.has-story { scroll-snap-type: none; }
}

.story-section .btn-secondary { border-color: var(--paper); color: var(--paper); }
.story-section .btn-secondary:hover { background: rgba(255,255,255,0.08); }
.story-section .tally { border-top-color: rgba(255,255,255,0.4); border-bottom-color: rgba(255,255,255,0.18); }
.story-section .tally-item { border-right-color: rgba(255,255,255,0.16); }
.story-section .tally-item .figure { color: var(--paper); }
.story-section .tally-item .label { color: #C9D2DE; }

/* ---------- Photography ---------- */

.hero-photo {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  color: var(--paper);
  overflow: hidden;
}
.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(16,36,62,0.94) 0%, rgba(16,36,62,0.82) 38%, rgba(16,36,62,0.45) 75%);
}
.hero-photo .container { position: relative; z-index: 2; padding-top: 64px; padding-bottom: 56px; }
.hero-photo h1 { color: var(--paper); }
.hero-photo .eyebrow { color: #B9D8CE; }
.hero-photo p.lede { color: #DCE4EC; }
.hero-photo .tally { border-top-color: rgba(255,255,255,0.4); border-bottom-color: rgba(255,255,255,0.18); }
.hero-photo .tally-item { border-right-color: rgba(255,255,255,0.16); }
.hero-photo .tally-item .figure { color: var(--paper); }
.hero-photo .tally-item .label { color: #C9D2DE; }
.hero-photo .btn-secondary { border-color: var(--paper); color: var(--paper); }
.hero-photo .btn-secondary:hover { background: rgba(255,255,255,0.08); }

.page-band.photo {
  position: relative;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.page-band.photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(16,36,62,0.93) 10%, rgba(16,36,62,0.68) 100%);
}
.page-band.photo .container { position: relative; z-index: 2; }

.photo-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 10px;
}
.photo-card { border: 1px solid var(--rule); background: var(--paper-raised); }
.photo-card .ph-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  filter: grayscale(8%);
}
.photo-card .ph-caption {
  padding: 12px 16px;
  font-size: 0.85rem;
  color: var(--ink-soft);
  border-top: 1px solid var(--rule-soft);
}

.side-photo {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--rule);
}

/* ---------- Scroll reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Mega menu ---------- */

.has-mega { position: relative; }
.mega-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-top: 2px solid var(--brass);
  box-shadow: 0 18px 30px rgba(16,36,62,0.12);
  padding: 18px 20px;
  min-width: 320px;
  z-index: 30;
  grid-template-columns: 1fr 1fr;
  gap: 6px 22px;
}
.has-mega:hover .mega-panel,
.has-mega:focus-within .mega-panel,
.has-mega.open .mega-panel {
  display: grid;
}
.mega-panel a {
  display: block;
  padding: 8px 4px;
  font-size: 0.9rem;
  color: var(--ink-soft);
  border-bottom: 1px dotted var(--rule);
}
.mega-panel a:hover { color: var(--ledger); text-decoration: none; }

/* ---------- Announcement (Actualités) ---------- */

.announce {
  background: linear-gradient(120deg, var(--ledger) 0%, #163f36 100%);
  color: var(--paper);
  padding: 40px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 30px;
  align-items: center;
}
.announce h2 { color: var(--paper); margin-bottom: 10px; }
.announce p { color: #DCEAE6; margin: 0; }
.badge-soon {
  display: inline-block;
  background: var(--brass);
  color: var(--ink);
  padding: 4px 14px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
  animation: pulseSoon 2.4s ease-in-out infinite;
}
@keyframes pulseSoon {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.65; }
}
.announce .side-photo { border: none; aspect-ratio: 4/5; }

@media (prefers-reduced-motion: reduce) {
  .badge-soon { animation: none; }
}

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

@media (max-width: 780px) {
  .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .domain-row { grid-template-columns: 1fr; gap: 6px; }
  .ref-block ul { columns: 1; }
  .tally { flex-direction: column; }
  .tally-item { border-right: none; border-bottom: 1px solid var(--rule-soft); }

  nav.primary { display: none; }
  nav.primary.open { display: block; }
  .nav-toggle { display: inline-block; }
  .letterhead-top { flex-wrap: wrap; gap: 12px; }

  .photo-row { grid-template-columns: 1fr; }
  .announce { grid-template-columns: 1fr; }
  .mega-panel { position: static; display: block !important; border: none; box-shadow: none; padding: 4px 0 4px 14px; grid-template-columns: 1fr; }
  .has-mega .mega-panel { display: none; }
  .has-mega.open .mega-panel { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}