:root {
  --navy: #102033;
  --fog: #f3f6fa;
  --amber: #e2a008;
  --ink: #1b1e23;
  --line: #d5dde6;
  --rail: 220px;
  --serif: "Libre Baskerville", Georgia, "Times New Roman", serif;
  --sans: "Source Sans 3", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--fog);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
}

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

h1, h2, h3, p, li, a, label, button, figcaption {
  overflow-wrap: break-word;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.25;
}

p {
  margin: 0 0 0.9rem;
}

.skip {
  position: absolute;
  left: 0.6rem;
  top: 0.6rem;
  z-index: 80;
  transform: translateY(-160%);
  background: var(--amber);
  color: var(--navy);
  font-weight: 700;
  text-decoration: none;
  padding: 0.55rem 0.8rem;
}

.skip:focus {
  transform: none;
}

:focus {
  outline: none;
}

:focus-visible {
  outline: 3px solid var(--navy);
  outline-offset: 3px;
}

.rail :focus-visible,
.vigilance :focus-visible,
.fermeture :focus-visible,
.btn-navy:focus-visible,
.topbar :focus-visible {
  outline-color: var(--amber);
}

.topbar {
  display: none;
}

.scrim {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: rgba(16, 32, 51, 0.55);
}

.scrim[hidden] {
  display: none;
}

.rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 60;
  width: var(--rail);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.6rem 1.2rem 1.3rem;
  background: var(--navy);
  color: var(--fog);
  border-right: 4px solid var(--amber);
  overflow: auto;
}

.wordmark {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  color: var(--fog);
  text-decoration: none;
  width: fit-content;
}

.wordmark-quai {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 2rem;
  line-height: 0.95;
}

.wordmark-methode {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--amber);
}

.rail nav {
  display: flex;
  flex-direction: column;
  margin-top: 2rem;
}

.rail nav a {
  color: var(--fog);
  text-decoration: none;
  font-weight: 600;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(213, 221, 230, 0.28);
}

.rail nav a:hover {
  color: var(--amber);
}

.rail-note {
  margin: auto 0 0;
  padding-top: 1.5rem;
  font-size: 0.92rem;
  color: var(--fog);
}

main {
  margin-left: var(--rail);
}

.wrap {
  width: min(1080px, calc(100% - 6vw));
  margin-inline: auto;
}

.kicker {
  margin: 0 0 0.45rem;
  color: var(--navy);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.kicker::before {
  content: "";
  display: inline-block;
  width: 1.4rem;
  height: 0.28rem;
  margin-right: 0.45rem;
  background: var(--amber);
  vertical-align: middle;
}

.intro {
  max-width: 40rem;
  margin-bottom: 1.6rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 1.05fr);
  gap: 2rem 2.5rem;
  align-items: end;
  padding: 3.2rem 4vw 3.6rem;
  background: var(--fog);
}

.eyebrow {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.32rem 0.55rem;
  background: var(--navy);
  color: var(--amber);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 1rem;
  font-weight: 400;
  font-size: clamp(1.9rem, 3.5vw, 3.15rem);
  max-width: 16ch;
}

.lede {
  max-width: 38rem;
  font-size: 1.12rem;
}

.limite {
  margin: 0;
  font-weight: 600;
  color: var(--navy);
}

.hero-stage {
  position: relative;
  padding: 1.6rem 1.1rem 0 0;
}

.hero-navy {
  position: absolute;
  z-index: 0;
  top: 0;
  right: 0;
  width: 74%;
  bottom: 1.4rem;
  background: var(--navy);
}

.hero-stage img {
  position: relative;
  z-index: 1;
  display: block;
  width: calc(100% - 1.2rem);
  height: auto;
}

.angles {
  padding: 4rem 0 4.2rem;
  background: #fff;
}

.angles h2,
.temps h2,
.situations h2,
.faq h2,
.ecrire h2,
.territoire h2 {
  margin: 0 0 0.7rem;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  font-weight: 700;
}

.angle-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.8rem 1.4rem;
}

.angle {
  background: none;
  box-shadow: none;
  border: none;
  border-top: 3px solid var(--amber);
  padding: 0.95rem 0.15rem 0.2rem;
}

.angle h3,
.cas h3,
.timeline h3 {
  margin: 0 0 0.4rem;
  font-size: 1.28rem;
}

.angle p,
.cas p,
.timeline p {
  margin: 0;
}

.temps {
  padding: 4rem 0;
  background: var(--fog);
}

.temps-wrap {
  max-width: 760px;
}

.timeline {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0 0 0 0.2rem;
  border-left: 2px solid var(--navy);
}

.timeline li {
  position: relative;
  padding: 0 0 1.8rem 1.5rem;
}

.timeline li:last-child {
  padding-bottom: 0;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 0.4rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px var(--fog);
}

.situations {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.85fr);
  gap: 2rem 2.5rem;
  align-items: center;
  padding: 3.5rem 4vw;
  background: #fff;
}

.situations-figure,
.vigilance-figure,
.territoire-figure {
  margin: 0;
}

.situations-figure img,
.territoire-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.cas {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
}

.cas li {
  padding: 0.95rem 0;
  border-top: 1px solid var(--line);
}

.cas li:last-child {
  border-bottom: 1px solid var(--line);
}

.vigilance {
  display: grid;
  grid-template-columns: minmax(240px, 0.86fr) minmax(0, 1.14fr);
  background: var(--navy);
  color: var(--fog);
}

.vigilance h2,
.vigilance .kicker {
  color: var(--fog);
}

.vigilance-figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
}

.vigilance-copy {
  padding: 3rem 6vw 3rem 2.2rem;
}

.vigilance ul {
  margin: 0 0 1.2rem;
  padding-left: 1.15rem;
}

.vigilance li {
  margin: 0.35rem 0;
}

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

.territoire {
  display: grid;
  grid-template-columns: minmax(200px, 340px) minmax(0, 1fr);
  gap: 2rem 2.6rem;
  align-items: center;
  padding: 3.6rem 4vw;
  background: var(--fog);
}

.faq {
  padding: 4rem 0;
  background: #fff;
}

.faq-list {
  max-width: 44rem;
  margin-top: 1rem;
  border-bottom: 1px solid var(--line);
}

.faq details {
  border-top: 1px solid var(--line);
}

.faq summary {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  cursor: pointer;
  font-weight: 700;
  color: var(--navy);
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  flex: none;
  font-family: var(--sans);
  font-weight: 700;
  color: var(--navy);
}

.faq details[open] summary::after {
  content: "–";
}

.faq details p {
  margin: 0 0 1rem;
  max-width: 62ch;
}

.ecrire {
  padding: 4rem 0 4.4rem;
  background: #fff;
  border-top: 1px solid var(--line);
}

.ecrire-wrap {
  max-width: 760px;
}

.fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.2rem;
  margin-top: 1.2rem;
}

.field-wide {
  grid-column: 1 / -1;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  color: var(--navy);
}

input,
select,
textarea {
  width: 100%;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--line);
  background: var(--fog);
  color: var(--ink);
  font: inherit;
}

textarea {
  min-height: 9rem;
  resize: vertical;
}

.check {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.6rem;
  align-items: center;
}

.check input {
  width: 1.15rem;
  height: 1.15rem;
  margin: 0;
  accent-color: var(--navy);
}

.check label {
  margin: 0;
}

.check .text-link {
  grid-column: 2;
  justify-self: start;
  margin-top: 0.2rem;
}

.check .error {
  grid-column: 1 / -1;
}

.error {
  margin: 0.4rem 0 0;
  padding-left: 0.5rem;
  border-left: 3px solid var(--amber);
  color: var(--navy);
  font-size: 0.95rem;
  font-weight: 600;
}

.error[hidden] {
  display: none;
}

.form-note {
  margin: 1rem 0 0.8rem;
  font-weight: 600;
  color: var(--navy);
}

.btn-navy,
.btn-amber,
.btn-fog,
.pied button,
.text-link {
  font-family: var(--sans);
  cursor: pointer;
}

.btn-navy,
.btn-amber,
.btn-fog {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.7rem 1.15rem;
  border: 2px solid transparent;
  font-weight: 700;
  font-size: 1rem;
}

.btn-navy {
  background: var(--navy);
  color: var(--fog);
  border-color: var(--navy);
}

.btn-navy:hover {
  background: #1a334c;
  color: var(--fog);
}

.btn-amber {
  background: var(--amber);
  color: var(--navy);
  border-color: var(--amber);
}

.btn-amber:hover {
  background: #c89007;
  color: var(--navy);
}

.btn-fog {
  background: var(--fog);
  color: var(--navy);
  border-color: var(--line);
}

.btn-fog:hover {
  border-color: var(--navy);
  color: var(--navy);
}

.text-link {
  padding: 0;
  border: 0;
  background: none;
  color: var(--navy);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.vigilance .text-link,
.fermeture .text-link,
.pied button {
  color: var(--fog);
}

.resume {
  margin-top: 1.6rem;
  padding-top: 1rem;
  border-top: 3px solid var(--amber);
}

.resume[hidden] {
  display: none;
}

.resume h3 {
  margin: 0 0 0.7rem;
  font-size: 1.35rem;
}

.resume pre {
  margin: 0 0 0.9rem;
  padding: 0.9rem 1rem;
  white-space: pre-wrap;
  background: var(--fog);
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
}

.statut {
  min-height: 1.4em;
  margin: 0.9rem 0 0;
  font-weight: 600;
  color: var(--navy);
}

.bande {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--navy);
}

.bande figure {
  margin: 0;
}

.bande img {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.bande figcaption {
  margin: 0;
  padding: 0.7rem 0.8rem 1.1rem;
  color: var(--fog);
  font-size: 0.92rem;
}

.pied {
  padding: 2rem 4vw 2.4rem;
  background: var(--navy);
  color: var(--fog);
}

.pied-marque {
  margin: 0 0 0.35rem;
  font-family: var(--serif);
  font-size: 1.45rem;
  color: var(--fog);
}

.pied-liens {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  list-style: none;
  margin: 0.8rem 0;
  padding: 0;
}

.pied button {
  padding: 0.2rem 0;
  border: 0;
  background: none;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.pied-annee {
  margin: 0.4rem 0 0;
  color: var(--fog);
}

.cookie {
  position: fixed;
  z-index: 70;
  left: calc(var(--rail) + 1rem);
  right: 1rem;
  bottom: 1rem;
  max-width: 38rem;
  padding: 1rem 1.05rem;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 12px 32px rgba(16, 32, 51, 0.14);
}

.cookie[hidden] {
  display: none;
}

.cookie p {
  margin: 0 0 0.8rem;
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

dialog {
  width: min(36rem, calc(100% - 1.5rem));
  max-height: min(80vh, 40rem);
  margin: auto;
  padding: 0;
  border: 0;
  background: #fff;
  color: var(--ink);
}

dialog::backdrop {
  background: rgba(16, 32, 51, 0.66);
}

.dialog-corps {
  padding: 1.3rem 1.3rem 1.45rem;
}

.dialog-corps h2 {
  margin: 0 0 0.8rem;
  font-size: 1.6rem;
}

.dialog-corps .btn-navy {
  margin-top: 0.4rem;
}

body:has(.cookie:not([hidden])) .pied {
  padding-bottom: 8.5rem;
}

@media (max-width: 960px) {
  .angle-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 880px) {
  .topbar {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 75;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    padding: 0 0.8rem 0 1rem;
    background: var(--navy);
    color: var(--fog);
  }

  .topbar-mark {
    color: var(--fog);
    font-family: var(--serif);
    font-weight: 700;
    font-size: 1.2rem;
    text-decoration: none;
  }

  .burger {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
  }

  .burger span {
    display: block;
    width: 22px;
    height: 2px;
    margin-inline: auto;
    background: var(--fog);
  }

  .rail {
    width: min(280px, 88vw);
    padding-top: 5rem;
    transform: translateX(-105%);
    transition: transform 0.2s ease;
  }

  .rail .wordmark {
    display: none;
  }

  .rail.is-open {
    transform: none;
  }

  main {
    margin-left: 0;
    padding-top: 64px;
  }

  .hero,
  .situations,
  .vigilance,
  .territoire {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 1.6rem 1rem 2.2rem;
  }

  .hero h1 {
    max-width: none;
  }

  .vigilance-copy,
  .situations,
  .territoire {
    padding: 1.6rem 1rem 2rem;
  }

  .vigilance-figure img {
    height: auto;
    min-height: 0;
    max-height: 420px;
    object-fit: cover;
  }

  .cookie {
    left: 0.75rem;
    right: 0.75rem;
  }

  .bande {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .angle-grid,
  .fields {
    grid-template-columns: 1fr;
  }

  .field-wide {
    grid-column: auto;
  }
}

@media (max-width: 520px) {
  .bande {
    grid-template-columns: 1fr;
  }

  .bande img {
    height: 240px;
  }
}

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

  .rail {
    transition: none;
  }
}