/* ═══════════════════════════════════════════
   BLOIS.org — Feuille de style principale
   ═══════════════════════════════════════════ */

/* ─── VARIABLES ─── */
:root {
  --royal: #1a2744;
  --gold: #c9a84c;
  --gold-light: #e8c87a;
  --cream: #f5f0e8;
  --stone: #d6cdb8;
  --text: #2a2318;
  --text-light: #6b5e4a;
}

/* ─── RESET & BASE ─── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html { scroll-behavior: smooth; }

body {
  background: var(--cream);
  color: var(--text);
  font-family: 'Raleway', sans-serif;
  font-weight: 300;
  overflow-x: hidden;
}

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 4rem;
  background: rgba(26, 39, 68, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(201,168,76,0.3);
}
.nav-logo {
  font-family: 'Cinzel', serif;
  font-size: 1.3rem;
  letter-spacing: 0.25em;
  color: var(--gold);
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  color: var(--stone);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--gold); }

/* ─── HERO ─── */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  background: var(--royal);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 80%, rgba(201,168,76,0.10) 0%, transparent 70%),
    radial-gradient(ellipse 120% 80% at 30% 20%, rgba(255,255,255,0.04) 0%, transparent 60%),
    linear-gradient(170deg, #0e1a30 0%, #1a2744 50%, #0d1520 100%);
}
.fleur-bg {
  position: absolute;
  bottom: -8%;
  right: -5%;
  width: 50vw;
  opacity: 0.04;
  pointer-events: none;
}
.hero-ornament {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.85rem;
  letter-spacing: 0.5em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 1s 0.3s forwards;
}
.hero h1 {
  font-family: 'Cinzel', serif;
  font-size: clamp(3.5rem, 9vw, 8rem);
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.12em;
  line-height: 1;
  text-align: center;
  opacity: 0;
  animation: fadeUp 1s 0.5s forwards;
}
.hero h1 span {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-weight: 300;
  font-size: 0.38em;
  letter-spacing: 0.3em;
  color: var(--gold-light);
  margin-top: 0.6em;
}
.hero-divider {
  width: 120px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin: 2.5rem auto;
  opacity: 0;
  animation: fadeUp 1s 0.7s forwards;
}
.hero-desc {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  font-style: italic;
  color: var(--stone);
  text-align: center;
  max-width: 520px;
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp 1s 0.9s forwards;
}
.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--gold);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  opacity: 0;
  animation: fadeUp 1s 1.5s forwards;
}
.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollPulse 2s 2s infinite;
}

/* ─── SECTIONS ─── */
section { padding: 7rem 0; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2.5rem;
}

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.8rem;
}
.section-title {
  font-family: 'Cinzel', serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 400;
  color: var(--royal);
  line-height: 1.2;
}
.section-title em {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-weight: 300;
  color: var(--text-light);
}
.title-line {
  width: 60px;
  height: 2px;
  background: var(--gold);
  margin: 1.5rem 0 2.5rem;
}

/* ─── PRÉSENTATION ─── */
#presentation { background: var(--cream); }

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}
.intro-text p {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--text-light);
  margin-bottom: 1.2rem;
}
.intro-text strong {
  color: var(--text);
  font-weight: 500;
}
.intro-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 0.5rem;
}
.stat-card {
  border: 1px solid var(--stone);
  padding: 1.5rem;
  background: #fff;
  position: relative;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 100%;
  background: var(--gold);
}
.stat-number {
  font-family: 'Cinzel', serif;
  font-size: 2rem;
  color: var(--royal);
  line-height: 1;
}
.stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-light);
  text-transform: uppercase;
  margin-top: 0.4rem;
}

/* ─── HISTOIRE ─── */
#histoire {
  background: var(--royal);
  color: #fff;
  position: relative;
  overflow: hidden;
}
#histoire::before {
  content: 'HISTOIRE';
  position: absolute;
  right: -2rem;
  top: 50%;
  transform: translateY(-50%) rotate(90deg);
  font-family: 'Cinzel', serif;
  font-size: 8rem;
  font-weight: 600;
  color: rgba(255,255,255,0.03);
  letter-spacing: 0.15em;
  pointer-events: none;
  white-space: nowrap;
}
#histoire .section-title { color: #fff; }
#histoire .section-title em { color: var(--stone); }
#histoire .title-line { background: var(--gold); }

.timeline {
  position: relative;
  padding-left: 3rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--gold), transparent);
}
.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  opacity: 0;
  transform: translateX(-20px);
  transition: all 0.6s;
}
.timeline-item.visible {
  opacity: 1;
  transform: translateX(0);
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -3.4rem;
  top: 0.45rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  border: 2px solid var(--royal);
  outline: 1px solid var(--gold);
}
.timeline-date {
  font-family: 'Cinzel', serif;
  font-size: 0.8rem;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-bottom: 0.4rem;
}
.timeline-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  font-weight: 400;
  color: #fff;
  margin-bottom: 0.4rem;
}
.timeline-desc {
  font-size: 0.9rem;
  color: var(--stone);
  line-height: 1.7;
}

/* ─── MONUMENTS ─── */
#monuments { background: #fff; }

.monuments-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.monument-card {
  position: relative;
  overflow: hidden;
  cursor: default;
}
.monument-icon {
  width: 100%;
  height: 180px;
  background: var(--royal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s;
}
.monument-card:hover .monument-icon { transform: scale(1.03); }
.monument-icon::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform 0.4s;
}
.monument-card:hover .monument-icon::after { transform: scaleX(1); }
.monument-body { padding: 1.5rem 0 0; }
.monument-name {
  font-family: 'Cinzel', serif;
  font-size: 0.95rem;
  color: var(--royal);
  margin-bottom: 0.5rem;
}
.monument-desc {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ─── PERSONNALITÉS ─── */
#intellectuels {
  background: var(--cream);
  position: relative;
}
.people-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.person-card {
  text-align: center;
  padding: 2rem 1rem;
  border: 1px solid var(--stone);
  background: #fff;
  position: relative;
  transition: box-shadow 0.3s, transform 0.3s;
}
.person-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(26,39,68,0.12);
}
.person-avatar {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--royal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.8rem;
  border: 2px solid var(--gold);
}
.person-name {
  font-family: 'Cinzel', serif;
  font-size: 0.85rem;
  color: var(--royal);
  margin-bottom: 0.4rem;
}
.person-role {
  font-size: 0.75rem;
  color: var(--text-light);
  font-style: italic;
  font-family: 'Cormorant Garamond', serif;
}

/* ─── ENSEIGNEMENT ─── */
#enseignement {
  background: var(--royal);
  color: #fff;
}
#enseignement .section-title { color: #fff; }
#enseignement .section-title em { color: var(--stone); }
#enseignement .title-line { background: var(--gold); }

.edu-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.edu-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.5rem;
  border: 1px solid rgba(201,168,76,0.2);
  background: rgba(255,255,255,0.03);
  transition: background 0.3s;
}
.edu-item:hover { background: rgba(201,168,76,0.07); }
.edu-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
  width: 50px;
  text-align: center;
}
.edu-name {
  font-family: 'Cinzel', serif;
  font-size: 0.9rem;
  color: var(--gold-light);
  margin-bottom: 0.3rem;
}
.edu-desc {
  font-size: 0.85rem;
  color: var(--stone);
  line-height: 1.6;
}

/* ─── FOOTER ─── */
footer {
  background: #0b111e;
  color: var(--stone);
  text-align: center;
  padding: 3rem;
}
.footer-logo {
  font-family: 'Cinzel', serif;
  font-size: 1.5rem;
  color: var(--gold);
  letter-spacing: 0.3em;
  margin-bottom: 1rem;
}
footer p {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: rgba(214,205,184,0.4);
}
.footer-divider {
  width: 60px;
  height: 1px;
  background: var(--gold);
  margin: 1.2rem auto;
  opacity: 0.5;
}

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s, transform 0.7s;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  .intro-grid { grid-template-columns: 1fr; gap: 3rem; }
  .monuments-grid { grid-template-columns: 1fr 1fr; }
  .people-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .monuments-grid { grid-template-columns: 1fr; }
  .people-grid { grid-template-columns: 1fr 1fr; }
  .intro-stats { grid-template-columns: 1fr 1fr; }
}