@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@500;600&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --noir: #0B2545;
  --or: #D8342A;
  --or-hover: #A82A22;
  --blanc: #FFFFFF;
  --gris-texte: #5C6470;
  --bordure: #E2E5EA;
}

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

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  font-size: 16px;
  line-height: 1.75;
  color: var(--noir);
  background: var(--blanc);
}

h1, h2, h3 {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600;
  line-height: 1.15;
  color: var(--noir);
}

h1 { font-size: 40px; margin-bottom: 16px; }
h2 { font-size: 28px; margin: 32px 0 12px; }
h3 { font-size: 20px; margin: 24px 0 8px; }

p { margin-bottom: 16px; max-width: 68ch; }

a { color: var(--noir); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--or); }

@keyframes grow-trait {
  from { width: 0; opacity: 0; }
  to { width: 36px; opacity: 1; }
}
.trait-or {
  width: 36px;
  height: 1px;
  background: var(--or);
  margin: 14px 0 24px;
  border: none;
  animation: grow-trait 0.6s ease-out;
}

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

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 14px 24px;
  max-width: 1600px;
  margin: 0 auto;
}

.logo img { height: 58px; display: block; }

nav.mega { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; margin-left: 48px; }

nav.mega > .nav-item { position: relative; }

nav.mega > a.nav-label {
  font-size: 14px;
  font-weight: 600;
  padding: 8px 0;
  display: inline-block;
  position: relative;
  transition: color 0.2s ease;
  white-space: nowrap;
}
nav.mega > a.nav-label::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0;
  height: 2px;
  background: var(--or);
  transition: width 0.25s ease;
}
nav.mega > a.nav-label:hover::after { width: 100%; }
nav.mega > a.nav-label:hover { color: var(--or); }

nav.mega > .nav-item > .nav-label {
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  padding: 8px 0;
  display: inline-block;
  position: relative;
  white-space: nowrap;
  transition: color 0.2s ease;
}
nav.mega > .nav-item > .nav-label::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0;
  height: 2px;
  background: var(--or);
  transition: width 0.25s ease;
}
nav.mega > .nav-item:hover > .nav-label::after { width: 100%; }

nav.mega > .nav-item > .nav-label:hover { color: var(--or); }

.mega-panel {
  display: flex;
  gap: 32px;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: 8px;
  padding: 20px;
  min-width: 240px;
  box-shadow: 0 12px 28px rgba(11,37,69,0.10);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  pointer-events: none;
}

.nav-item:hover .mega-panel { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; }

.mega-col a { display: block; font-size: 14px; padding: 6px 0; color: var(--gris-texte); transition: color 0.2s ease, padding-left 0.2s ease; }
.mega-col a:hover { color: var(--or); padding-left: 4px; }
.mega-col-title { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--noir); margin-bottom: 8px; }

.btn-abonner {
  background: var(--noir);
  color: var(--blanc) !important;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 13px;
  transition: background 0.2s ease, transform 0.15s ease;
}
.btn-abonner:active { transform: scale(0.97); }
.btn-abonner:hover { background: var(--or); color: var(--noir) !important; }

/* Mobile nav toggle */
.nav-toggle { display: none; margin-left: auto; }
@media (max-width: 1400px) {
  .header-inner { flex-wrap: wrap; }
  nav.mega {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    margin-left: 0;
    margin-top: 12px;
    border-top: 0.5px solid var(--bordure);
    padding-top: 8px;
  }
  nav.mega.open { display: flex; }
  nav.mega > .nav-item, nav.mega > a.nav-label { width: 100%; }
  nav.mega > a.nav-label, nav.mega > .nav-item > .nav-label { padding: 12px 0; white-space: normal; }
  .mega-panel {
    display: none;
    position: static;
    box-shadow: none;
    border: none;
    padding: 0 0 8px 16px;
    flex-direction: column;
    gap: 4px;
  }
  .nav-item.open-sub .mega-panel {
    display: flex;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
  }
  .nav-item:hover .mega-panel { opacity: 0; visibility: hidden; pointer-events: none; }
  .nav-item.open-sub:hover .mega-panel { opacity: 1; visibility: visible; pointer-events: auto; }
  .mega-col { gap: 0; }
  .btn-abonner { display: none; }
  .nav-toggle { display: block; font-size: 22px; background: none; border: none; cursor: pointer; color: var(--noir); line-height: 1; padding: 4px 8px; }
}

/* Hero */
.hero {
  padding: 80px 24px 64px;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}
.hero h1 { font-size: 44px; }
.hero p.subtitle { font-size: 18px; color: var(--gris-texte); margin-bottom: 28px; }

.btn-cta {
  display: inline-block;
  background: var(--noir);
  color: var(--blanc);
  padding: 14px 28px;
  border-radius: 6px;
  font-size: 15px;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}
.btn-cta:hover { background: var(--or); color: var(--noir); box-shadow: 0 8px 20px rgba(216,52,42,0.25); transform: translateY(-2px); }
.btn-cta:active { transform: translateY(0) scale(0.98); }

.btn-outline {
  display: inline-block;
  border: 1px solid var(--or);
  color: var(--noir);
  padding: 12px 26px;
  border-radius: 6px;
  font-size: 15px;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease;
}
.btn-outline:hover { background: var(--or); color: var(--noir); transform: translateY(-2px); }
.btn-outline:active { transform: translateY(0) scale(0.98); }

/* Cards grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin: 32px 0;
}
.card {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: 8px;
  padding: 24px;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(11,37,69,0.10);
  border-color: transparent;
}
.card h3 { margin-top: 0; }
.card .card-image, .card .img-placeholder { transition: transform 0.4s ease; }
.card:hover .card-image, .card:hover .img-placeholder { transform: scale(1.04); }

/* Page content */
main { padding: 48px 24px; max-width: 760px; margin: 0 auto; }
main.wide { max-width: 1100px; }

.placeholder-box {
  border: 1px dashed var(--or);
  border-radius: 8px;
  padding: 40px 24px;
  text-align: center;
  margin: 40px 0;
}
.placeholder-box h3 { margin-top: 0; }
.placeholder-box p { max-width: 480px; margin-left: auto; margin-right: auto; }

/* Footer */
footer {
  border-top: 1px solid var(--bordure);
  color: var(--gris-texte);
  font-size: 13px;
}
.footer-grid {
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  text-align: left;
}
.footer-col-title {
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 13px;
  color: var(--noir);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.footer-col { display: flex; flex-direction: column; }
.footer-col a { display: block; padding: 4px 0; color: var(--gris-texte); font-size: 14px; }
.footer-col a:hover { color: var(--or); }
.footer-bottom {
  border-top: 0.5px solid var(--bordure);
  padding: 18px 24px;
  font-size: 12px;
  text-align: center;
}
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr 1fr; text-align: left; }
  .footer-brand { grid-column: 1 / -1; margin-bottom: 8px; }
}

/* Simulateur */
.sim-form { display: grid; gap: 16px; max-width: 480px; }
.sim-form label { font-size: 13px; color: var(--gris-texte); display: block; margin-bottom: 4px; }
.sim-form select, .sim-form input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--bordure);
  border-radius: 6px;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  background: var(--blanc);
}
.sim-result {
  margin-top: 32px;
  background: #EEF3FA;
  border: 1px solid #D7E3F4;
  border-radius: 8px;
  padding: 28px;
}
.sim-result .label-top { color: var(--or); font-size: 13px; text-transform: uppercase; letter-spacing: 0.05em; font-weight: 500; }
.sim-result .label-sub { color: var(--gris-texte); font-size: 13px; margin-top: 8px; }
.sim-result .total { font-family: 'Cormorant Garamond', serif; font-size: 36px; color: var(--noir); }
.sim-breakdown { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px,1fr)); gap: 12px; margin-top: 16px; }
.sim-breakdown div { border-top: 1px solid #D7E3F4; padding-top: 8px; font-size: 13px; color: var(--gris-texte); }

/* Apparition au défilement */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger > * { opacity: 0; }
.reveal-stagger.is-visible > * {
  animation: reveal-stagger-in 0.6s ease both;
}
.reveal-stagger.is-visible > *:nth-child(2) { animation-delay: 0.08s; }
.reveal-stagger.is-visible > *:nth-child(3) { animation-delay: 0.16s; }
.reveal-stagger.is-visible > *:nth-child(4) { animation-delay: 0.24s; }
.reveal-stagger.is-visible > *:nth-child(5) { animation-delay: 0.32s; }
.reveal-stagger.is-visible > *:nth-child(6) { animation-delay: 0.4s; }
.reveal-stagger.is-visible > *:nth-child(7) { animation-delay: 0.48s; }
@keyframes reveal-stagger-in {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.sim-breakdown strong { color: var(--noir); font-size: 15px; }

/* Layout article en deux colonnes */
.layout-article {
  max-width: 1040px;
  margin: 0 auto;
  padding: 48px 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 56px;
  align-items: start;
}
.article-content { min-width: 0; }
.article-content p { max-width: 62ch; }

.sidebar { position: sticky; top: 88px; display: flex; flex-direction: column; gap: 16px; }
.sidebar-card {
  background: var(--surface-1, #F4F6F8);
  border-radius: 12px;
  padding: 1.25rem;
  border: 0.5px solid var(--bordure);
}
.sidebar-card h4 { font-family: 'Inter', sans-serif; font-weight: 500; font-size: 14px; margin: 0 0 8px; color: var(--noir); }
.sidebar-card p { font-size: 13px; color: var(--gris-texte); margin-bottom: 12px; max-width: none; }
.sidebar-card a.btn-cta, .sidebar-card a.btn-outline { display: block; text-align: center; font-size: 13px; padding: 10px 14px; }
.sidebar-list { list-style: none; }
.sidebar-list li { padding: 6px 0; border-bottom: 0.5px solid var(--bordure); font-size: 13px; }
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list a { color: var(--noir); }
.sidebar-list a:hover { color: var(--or); }

@media (max-width: 880px) {
  .layout-article { grid-template-columns: 1fr; gap: 32px; padding: 32px 20px; }
  .sidebar { position: static; }
}

/* Hero accueil en deux colonnes sur desktop */
.hero-split {
  max-width: 1100px;
  margin: 0 auto;
  padding: 56px 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero-split .hero-text { text-align: left; animation: fade-in-left 0.7s ease both; }
.hero-split .hero-text h1 { font-size: 38px; }
.hero-split .hero-image { height: 420px; margin: 0; animation: fade-in-right 0.7s ease 0.15s both; }
@keyframes fade-in-left {
  from { opacity: 0; transform: translateX(-24px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes fade-in-right {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}
@media (max-width: 880px) {
  .hero-split { grid-template-columns: 1fr; padding: 40px 20px; }
  .hero-split .hero-text { text-align: center; }
}

/* Simulateur en deux colonnes sur desktop */
.sim-layout {
  display: grid;
  grid-template-columns: minmax(0, 420px) 1fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 880px) {
  .sim-layout { grid-template-columns: 1fr; }
}

/* Images */
.hero-image {
  width: 100%;
  height: 380px;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
  border-radius: 8px;
}
.hero-image-wrap { position: relative; margin: 0 0 40px; }
.hero-image-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,37,69,0) 40%, rgba(11,37,69,0.55) 100%);
  border-radius: 8px;
}
.card-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
  border-radius: 8px 8px 0 0;
  margin: -24px -24px 16px;
  width: calc(100% + 48px);
}
.img-placeholder-hero {
  width: 100%;
  height: 320px;
  border-radius: 8px;
  background: repeating-linear-gradient(135deg, #eef0f3, #eef0f3 10px, #e2e5ea 10px, #e2e5ea 20px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--gris-texte);
  margin-bottom: 24px;
}
.img-placeholder {
  width: 100%;
  height: 160px;
  border-radius: 8px 8px 0 0;
  margin: -24px -24px 16px;
  width: calc(100% + 48px);
  background: repeating-linear-gradient(135deg, #eef0f3, #eef0f3 10px, #e2e5ea 10px, #e2e5ea 20px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--gris-texte);
}