@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --or: #C8841A;
  --or-light: #F5A623;
  --or-bg: #FFF8EE;
  --bleu: #1A3C5E;
  --bleu-mid: #2A5A8E;
  --bleu-light: #E8F0F8;
  --texte: #1C1C1E;
  --texte-sec: #5C5C6E;
  --fond: #FAFAF8;
  --blanc: #FFFFFF;
  --bordure: #E2DDD6;
  --radius: 14px;
  --shadow: 0 2px 16px rgba(28,28,30,0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--fond);
  color: var(--texte);
  line-height: 1.6;
  font-size: 16px;
}

/* NAV */
nav {
  background: var(--blanc);
  border-bottom: 1px solid var(--bordure);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 62px;
}

.nav-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 20px;
  color: var(--bleu);
  text-decoration: none;
  margin-right: auto;
}

.nav-logo span { color: var(--or); }

.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--texte-sec);
  font-size: 14px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 8px;
  transition: all .2s;
  white-space: nowrap;
}

.nav-links a:hover, .nav-links a.active {
  background: var(--bleu-light);
  color: var(--bleu);
}

/* HERO & SECTIONS */
.hero {
  background: var(--bleu);
  color: var(--blanc);
  padding: 72px 24px 64px;
  text-align: center;
}

.hero h1 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1.15;
  margin-bottom: 16px;
}

.hero h1 em {
  font-style: italic;
  color: var(--or-light);
}

.hero p {
  font-size: 17px;
  opacity: .8;
  max-width: 560px;
  margin: 0 auto 32px;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

section { padding: 64px 24px; }

section h2 {
  font-family: 'DM Serif Display', serif;
  font-size: 30px;
  color: var(--bleu);
  margin-bottom: 8px;
}

.section-sub {
  color: var(--texte-sec);
  font-size: 15px;
  margin-bottom: 36px;
}

/* CARTES */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
}

.card {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  padding: 28px;
  transition: box-shadow .2s, transform .2s;
}

.card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}

.card-icon.bleu { background: var(--bleu-light); }
.card-icon.or { background: var(--or-bg); }

.card h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--texte);
}

.card p {
  font-size: 14px;
  color: var(--texte-sec);
  line-height: 1.6;
}

/* BOUTONS */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  text-decoration: none;
  transition: all .2s;
  border: none;
  font-family: 'DM Sans', sans-serif;
}

.btn-primary {
  background: var(--or);
  color: var(--blanc);
}

.btn-primary:hover { background: #A86E10; }

.btn-outline {
  background: transparent;
  color: var(--bleu);
  border: 1.5px solid var(--bleu);
}

.btn-outline:hover { background: var(--bleu-light); }

.btn-white {
  background: var(--blanc);
  color: var(--bleu);
}

.btn-white:hover { background: var(--bleu-light); }

/* DISCLAIMER */
.disclaimer {
  background: #FFF3CD;
  border: 1px solid #FFDA6A;
  border-radius: 10px;
  padding: 16px 20px;
  font-size: 13px;
  color: #664D03;
  line-height: 1.5;
  margin-bottom: 32px;
}

.disclaimer strong { font-weight: 600; }

/* BADGE */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .5px;
}

.badge-or { background: var(--or-bg); color: var(--or); }
.badge-bleu { background: var(--bleu-light); color: var(--bleu-mid); }
.badge-vert { background: #EAF7F0; color: #1A6B42; }

/* FOOTER */
footer {
  background: var(--bleu);
  color: rgba(255,255,255,.7);
  text-align: center;
  padding: 32px 24px;
  font-size: 13px;
}

footer a { color: rgba(255,255,255,.5); text-decoration: none; }
footer strong { color: var(--blanc); }

/* CHAT IA */
.chat-box {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.chat-messages {
  height: 420px;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.msg {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 15px;
  line-height: 1.6;
}

.msg-user {
  background: var(--bleu);
  color: var(--blanc);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.msg-ai {
  background: var(--fond);
  border: 1px solid var(--bordure);
  color: var(--texte);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.msg-disclaimer {
  font-size: 11px;
  color: var(--texte-sec);
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--bordure);
  font-style: italic;
}

.chat-input-area {
  border-top: 1px solid var(--bordure);
  padding: 16px;
  display: flex;
  gap: 10px;
}

.chat-input-area textarea {
  flex: 1;
  border: 1.5px solid var(--bordure);
  border-radius: 10px;
  padding: 12px 16px;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  resize: none;
  outline: none;
  transition: border-color .2s;
  color: var(--texte);
  background: var(--fond);
}

.chat-input-area textarea:focus { border-color: var(--bleu); }

/* SUGGESTIONS IA */
.suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.suggestion-chip {
  padding: 8px 14px;
  border-radius: 20px;
  border: 1.5px solid var(--bordure);
  background: var(--blanc);
  font-size: 13px;
  cursor: pointer;
  transition: all .2s;
  color: var(--texte-sec);
}

.suggestion-chip:hover {
  border-color: var(--bleu);
  color: var(--bleu);
  background: var(--bleu-light);
}

/* DOCUMENTS */
.doc-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.doc-item {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all .2s;
}

.doc-item:hover { box-shadow: var(--shadow); border-color: var(--bleu); }

.doc-icon {
  width: 44px;
  height: 44px;
  background: var(--bleu-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.doc-info { flex: 1; }
.doc-info h4 { font-size: 15px; font-weight: 600; margin-bottom: 2px; }
.doc-info p { font-size: 13px; color: var(--texte-sec); }

/* RESPONSIVE */
@media (max-width: 640px) {
  .nav-links { display: none; }
  .hero { padding: 48px 20px 40px; }
  section { padding: 40px 20px; }
}

/* LOADING SPINNER */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: var(--blanc);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: inline-block;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* TABLES */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th {
  background: var(--bleu);
  color: var(--blanc);
  padding: 12px 16px;
  text-align: left;
  font-weight: 500;
}

td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--bordure);
}

tr:nth-child(even) td { background: var(--fond); }
tr:hover td { background: var(--bleu-light); }

.tag-ok { color: #1A6B42; font-weight: 600; }
.tag-att { color: #92400E; font-weight: 600; }
.tag-non { color: #991B1B; font-weight: 600; }