/* ─── Tokens (alignés sur l'app SchoolTrack) ───────── */
:root {
  --ink:        #0f1929;
  --ink-2:      #1c2a44;
  --blue:       #1f6fdc;
  --blue-2:     #1858b8;
  --blue-soft:  #e3eefd;
  --blue-tint:  #d6e3f5;
  --slate:      #45638a;
  --paper:      #f6f8fb;
  --paper-2:    #eef2f8;
  --line:       #dde3ec;
  --green:      #16a34a;
  --green-2:    #15803d;
  --green-soft: #dcfce7;
  --orange:     #ea580c;
  --orange-soft:#fff1e6;
  --text:       #4b5568;
  --muted:      #7a8194;

  --shadow-sm: 0 1px 2px rgba(11,20,55,.04);
  --shadow-md: 0 8px 24px rgba(11,20,55,.06);
  --shadow-lg: 0 18px 48px rgba(11,20,55,.12);

  --r-sm: 6px; --r: 10px; --r-lg: 16px;
  --fs-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --fs-sans: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--fs-sans);
  color: var(--ink); background: var(--paper);
  font-size: 16px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; cursor: pointer; }
.num { font-family: var(--fs-mono); font-weight: 500; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 28px; }

/* ─── Nav ─────────────────────────────────────────── */
.nav-wrap {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  background: rgba(246,248,251,0.82);
  border-bottom: 1px solid rgba(221,227,236,0.7);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -0.01em; color: var(--ink); }
.brand:hover { text-decoration: none; }
.mark {
  width: 32px; height: 32px;
  object-fit: contain;
  display: block;
}
.back-link {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text); font-weight: 500; font-size: 14.5px;
}
.back-link:hover { color: var(--ink); text-decoration: none; }
.back-link .arrow { transition: transform .15s ease; display: inline-block; }
.back-link:hover .arrow { transform: translateX(-3px); }

/* ─── Header document ─────────────────────────────── */
.doc-header {
  max-width: 820px;
  margin: 0 auto;
  padding: 64px 28px 40px;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--blue-soft); color: var(--blue);
  font-family: var(--fs-mono); font-size: 12px; font-weight: 500;
  padding: 6px 12px; border-radius: 999px;
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }

h1.doc-title {
  font-size: clamp(32px, 4.4vw, 44px);
  font-weight: 800; line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 16px 0 14px;
}
.meta {
  color: var(--muted); font-size: 14px;
  font-family: var(--fs-mono);
  margin-bottom: 28px;
}
.meta span { padding: 0 4px; }

.responsible {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: var(--r);
  padding: 18px 22px;
  display: grid;
  grid-template-columns: 200px 1fr;
  row-gap: 8px;
  column-gap: 16px;
  box-shadow: var(--shadow-sm);
}
.responsible dt {
  font-weight: 600; color: var(--ink); font-size: 14px;
}
.responsible dd {
  margin: 0; color: var(--text); font-size: 14px;
}

/* ─── Content ─────────────────────────────────────── */
.doc {
  max-width: 820px;
  margin: 0 auto;
  padding: 24px 28px 80px;
}
.doc section {
  padding: 40px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 90px;
}
.doc section:first-of-type { border-top: none; padding-top: 16px; }

.doc h2 {
  display: flex; align-items: center; gap: 14px;
  font-size: 26px; font-weight: 800;
  letter-spacing: -0.02em; line-height: 1.2;
  margin: 0 0 18px;
  flex-wrap: wrap;
}
.doc h2 .num {
  background: var(--blue-soft); color: var(--blue);
  font-size: 13px; font-weight: 600;
  padding: 4px 10px; border-radius: 6px;
  letter-spacing: 0.02em;
}
.badge-new {
  font-family: var(--fs-mono);
  font-size: 10px; font-weight: 600;
  background: var(--green); color: #fff;
  padding: 3px 8px; border-radius: 999px;
  letter-spacing: 0.05em;
}

.doc h3 {
  font-size: 17px; font-weight: 700;
  letter-spacing: -0.01em;
  margin: 28px 0 12px;
  color: var(--ink);
}
.doc p {
  margin: 0 0 14px;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.65;
}
.doc strong { color: var(--ink); font-weight: 600; }

.doc ul {
  margin: 0 0 16px;
  padding-left: 22px;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.65;
}
.doc ul li::marker { color: var(--blue); }
.doc ul li { margin-bottom: 6px; }

/* Tables */
.tbl-wrap {
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  margin: 18px 0;
  background: #fff;
}
.tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}
.tbl thead th {
  background: var(--paper-2);
  color: var(--ink);
  font-family: var(--fs-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}
.tbl tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  vertical-align: top;
}
.tbl tbody tr:last-child td { border-bottom: none; }
.tbl tbody td:first-child {
  font-weight: 600;
  color: var(--ink);
  width: 32%;
}
.tbl tbody tr.hl {
  background: var(--green-soft);
}
.tbl tbody tr.hl td:first-child {
  position: relative;
  padding-right: 56px;
}
.tbl tbody tr.hl td:first-child::after {
  content: "NEW";
  position: absolute;
  top: 50%; right: 16px;
  transform: translateY(-50%);
  font-family: var(--fs-mono);
  font-size: 10px; font-weight: 600;
  background: var(--green); color: #fff;
  padding: 3px 8px; border-radius: 999px;
  letter-spacing: 0.05em;
}

/* Callouts */
.callout {
  border-radius: var(--r);
  padding: 14px 18px;
  margin: 18px 0;
  font-size: 14.5px;
  line-height: 1.55;
  display: flex; gap: 12px; align-items: flex-start;
}
.callout svg { flex: none; margin-top: 2px; }
.callout-info {
  background: var(--blue-soft);
  color: var(--ink);
  border: 1px solid #d6deee;
}
.callout-info svg { color: var(--blue); }
.callout-warn {
  background: var(--orange-soft);
  color: var(--ink);
  border: 1px solid #f5d99e;
}
.callout-warn svg { color: var(--orange); }

/* ─── FAB & TOC Panel ─────────────────────────────── */
.fab {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 50;
  background: var(--ink);
  color: #fff;
  border: none;
  padding: 12px 18px;
  border-radius: 999px;
  box-shadow: 0 12px 28px rgba(11,20,55,.25), 0 2px 6px rgba(11,20,55,.12);
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 14px;
  transition: transform .18s ease, background .18s ease;
}
.fab:hover { transform: translateY(-2px); background: var(--blue); }
.fab .ham {
  width: 14px; height: 12px;
  display: inline-flex; flex-direction: column; justify-content: space-between;
}
.fab .ham span {
  display: block; height: 2px; background: #fff; border-radius: 1px;
}
.fab .count {
  font-family: var(--fs-mono);
  font-size: 11px; font-weight: 600;
  background: rgba(255,255,255,0.18);
  color: #fff;
  padding: 2px 7px;
  border-radius: 999px;
}

.toc-overlay {
  position: fixed; inset: 0;
  background: rgba(11,20,55,0.4);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  z-index: 49;
  opacity: 0; pointer-events: none;
  transition: opacity .2s ease;
}
.toc-overlay.open { opacity: 1; pointer-events: auto; }

.toc-panel {
  position: fixed;
  bottom: 80px; right: 24px;
  z-index: 51;
  width: 320px;
  max-height: calc(100vh - 120px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: flex; flex-direction: column;
  opacity: 0;
  transform: translateY(8px) scale(0.98);
  transform-origin: bottom right;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
}
.toc-panel.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.toc-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
}
.toc-head .label {
  font-family: var(--fs-mono); font-size: 11px;
  color: var(--muted); letter-spacing: 0.08em;
  text-transform: uppercase;
}
.toc-close {
  background: transparent; border: none;
  width: 26px; height: 26px;
  display: grid; place-items: center;
  border-radius: 6px; color: var(--muted);
  transition: background .15s ease, color .15s ease;
}
.toc-close:hover { background: var(--paper); color: var(--ink); }

.toc-list {
  list-style: none; margin: 0; padding: 8px 0;
  overflow-y: auto;
  flex: 1;
}
.toc-list a {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  gap: 10px; align-items: center;
  padding: 9px 16px;
  color: var(--ink);
  font-size: 13.5px;
  border-left: 2px solid transparent;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
  text-decoration: none;
}
.toc-list a:hover {
  background: var(--paper);
  border-left-color: var(--blue);
  text-decoration: none;
}
.toc-list a.active {
  background: var(--blue-soft);
  border-left-color: var(--blue);
  color: var(--blue);
  font-weight: 600;
}
.toc-list .n {
  font-family: var(--fs-mono);
  font-size: 11px;
  color: var(--muted);
}
.toc-list a.active .n { color: var(--blue); }
.toc-list .new-mini {
  font-family: var(--fs-mono);
  font-size: 9px; font-weight: 600;
  background: var(--green); color: #fff;
  padding: 2px 6px; border-radius: 999px;
  letter-spacing: 0.05em;
}

.toc-foot {
  padding: 10px 16px;
  border-top: 1px solid var(--line);
  background: var(--paper);
  color: var(--muted);
  font-size: 11.5px;
  display: flex; align-items: center; justify-content: space-between;
}
kbd {
  font-family: var(--fs-mono); font-size: 10px;
  background: #fff; color: var(--ink);
  border: 1px solid var(--line); border-bottom-width: 2px;
  border-radius: 4px;
  padding: 1px 6px;
}

/* ─── Footer ──────────────────────────────────────── */
footer {
  border-top: 1px solid var(--line);
  padding: 40px 0;
  background: var(--paper);
}
.foot {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
  color: var(--text); font-size: 13.5px;
}
.foot .brand-mini { display: flex; align-items: center; gap: 10px; }
.mark-mini {
  width: 18px; height: 18px; border-radius: 4px; background: var(--blue);
  display: grid; place-items: center;
}
.mark-mini::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  border: 1.5px solid #fff;
}
.foot-links { display: flex; gap: 22px; }
.foot-links a { color: var(--text); }
.foot-links a:hover { color: var(--ink); text-decoration: none; }

/* ─── Responsive ──────────────────────────────────── */
@media (max-width: 980px) {
  .responsible { grid-template-columns: 1fr; row-gap: 4px; }
  .responsible dt { margin-top: 4px; }
  .responsible dt:first-child { margin-top: 0; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 20px; }
  .doc-header { padding: 40px 20px 32px; }
  .doc { padding: 16px 20px 80px; }
  .doc h2 { font-size: 22px; }
  .toc-panel { width: calc(100vw - 32px); right: 16px; }
  .fab { right: 16px; bottom: 16px; padding: 10px 14px; }
  .tbl tbody td:first-child { width: auto; }
  .tbl, .tbl thead, .tbl tbody, .tbl tr, .tbl td, .tbl th { font-size: 13px; }
  .tbl thead th, .tbl tbody td { padding: 10px 12px; }
}