/* ==========================================================================
   fondation-entreprise-tocqueville.fr — "Corporate Prestige"
   Style institutionnel prestige — Bleu marine + Or
   ========================================================================== */

:root {
  --fondat-navy: #0A1628;
  --fondat-navy-light: #132040;
  --fondat-navy-mid: #0E1C34;
  --fondat-gold: #C9A84C;
  --fondat-gold-light: #D4B95E;
  --fondat-gold-dark: #A88B3A;
  --fondat-gold-glow: rgba(201, 168, 76, 0.15);
  --fondat-white: #FFFFFF;
  --fondat-gray: #F4F4F4;
  --fondat-gray-mid: #E0E0E0;
  --fondat-text: #2D2D2D;
  --fondat-text-light: #6B6B6B;
  --fondat-transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --fondat-max-width: 1200px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--fondat-text);
  background: var(--fondat-white);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--fondat-transition);
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: 'Spectral', serif;
  font-weight: 700;
  line-height: 1.25;
  color: var(--fondat-navy);
}

/* ---- Utility ---- */
.fondat-container {
  max-width: var(--fondat-max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.fondat-gold-line {
  width: 60px;
  height: 2px;
  background: var(--fondat-gold);
  display: block;
}

.fondat-gold-line--center {
  margin: 1rem auto;
}

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

.fondat-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--fondat-max-width);
  margin: 0 auto;
  padding: 0 2rem;
  height: 72px;
}

.fondat-header__brand {
  font-family: 'Spectral', serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--fondat-gold);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.fondat-header__nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.fondat-header__nav a {
  color: var(--fondat-white);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 4px;
}

.fondat-header__nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--fondat-gold);
  transition: width var(--fondat-transition);
}

.fondat-header__nav a:hover {
  color: var(--fondat-gold);
}

.fondat-header__nav a:hover::after {
  width: 100%;
}

.fondat-header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.fondat-header__hamburger span {
  width: 24px;
  height: 2px;
  background: var(--fondat-gold);
  transition: var(--fondat-transition);
}

/* ---- Hero ---- */
.fondat-hero {
  background: var(--fondat-navy);
  padding: 6rem 2rem 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.fondat-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 60px;
  background: var(--fondat-gold);
  opacity: 0.4;
}

.fondat-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--fondat-gold), transparent);
  opacity: 0.3;
}

.fondat-hero__title {
  font-family: 'Spectral', serif;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  color: var(--fondat-gold);
  margin-bottom: 1rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  animation: fondat-fadeUp 0.8s ease both;
}

.fondat-hero__subtitle {
  font-size: 1.15rem;
  color: var(--fondat-white);
  max-width: 640px;
  margin: 0 auto 2rem;
  opacity: 0.85;
  font-weight: 400;
  animation: fondat-fadeUp 0.8s ease 0.15s both;
}

.fondat-hero__line {
  width: 80px;
  height: 2px;
  background: var(--fondat-gold);
  margin: 0 auto;
  animation: fondat-fadeUp 0.8s ease 0.3s both;
}

/* ---- Engagements (3 colonnes chiffres) ---- */
.fondat-engagements {
  background: var(--fondat-gray);
  padding: 5rem 2rem;
}

.fondat-engagements__title {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.fondat-engagements__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  max-width: var(--fondat-max-width);
  margin: 3rem auto 0;
}

.fondat-engagement-card {
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: var(--fondat-white);
  border-bottom: 2px solid var(--fondat-gold);
  transition: transform var(--fondat-transition), box-shadow var(--fondat-transition);
}

.fondat-engagement-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(10, 22, 40, 0.08);
}

.fondat-engagement-card__number {
  font-family: 'Spectral', serif;
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--fondat-gold);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.fondat-engagement-card__label {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fondat-navy);
  margin-bottom: 0.5rem;
}

.fondat-engagement-card__desc {
  font-size: 0.92rem;
  color: var(--fondat-text-light);
  line-height: 1.6;
}

/* ---- Citation Tocqueville ---- */
.fondat-citation {
  background: var(--fondat-navy);
  padding: 5rem 2rem;
  text-align: center;
  position: relative;
}

.fondat-citation::before,
.fondat-citation::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--fondat-gold-glow), transparent);
}

.fondat-citation::before { top: 0; }
.fondat-citation::after { bottom: 0; }

.fondat-citation__mark {
  font-family: 'Spectral', serif;
  font-size: 6rem;
  color: var(--fondat-gold);
  line-height: 1;
  opacity: 0.5;
  display: block;
  margin-bottom: -1rem;
}

.fondat-citation__text {
  font-family: 'Spectral', serif;
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  color: var(--fondat-white);
  max-width: 800px;
  margin: 0 auto 1.5rem;
  font-style: italic;
  line-height: 1.8;
}

.fondat-citation__author {
  font-size: 0.9rem;
  color: var(--fondat-gold);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
}

/* ---- Articles Section ---- */
.fondat-articles {
  padding: 5rem 2rem;
  max-width: var(--fondat-max-width);
  margin: 0 auto;
}

.fondat-articles__header {
  margin-bottom: 3rem;
}

.fondat-articles__title {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.fondat-articles__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.fondat-articles__grid .fondat-card:first-child {
  grid-column: 1 / -1;
}

/* ---- Card ---- */
.fondat-card {
  background: var(--fondat-white);
  border-bottom: 2px solid var(--fondat-gold);
  transition: transform var(--fondat-transition), box-shadow var(--fondat-transition);
  overflow: hidden;
}

.fondat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(10, 22, 40, 0.1);
}

.fondat-card__image-wrap {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--fondat-gray);
}

.fondat-card__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.fondat-card:hover .fondat-card__image-wrap img {
  transform: scale(1.04);
}

.fondat-card__body {
  padding: 2rem;
}

.fondat-card__date {
  font-size: 0.8rem;
  color: var(--fondat-text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.fondat-card__title {
  font-family: 'Spectral', serif;
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--fondat-navy);
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.fondat-card__title a {
  position: relative;
}

.fondat-card__title a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--fondat-gold);
  transition: width var(--fondat-transition);
}

.fondat-card:hover .fondat-card__title a::after {
  width: 100%;
}

.fondat-card__excerpt {
  font-size: 0.95rem;
  color: var(--fondat-text-light);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.fondat-card__link {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--fondat-gold-dark);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--fondat-transition), color var(--fondat-transition);
}

.fondat-card__link:hover {
  color: var(--fondat-gold);
  gap: 0.8rem;
}

.fondat-card__link::after {
  content: '\2192';
}

/* Featured card */
.fondat-card--featured {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
}

.fondat-card--featured .fondat-card__image-wrap {
  aspect-ratio: auto;
  min-height: 300px;
}

.fondat-card--featured .fondat-card__body {
  padding: 2.5rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.fondat-card--featured .fondat-card__title {
  font-size: 1.8rem;
}

/* ---- Single Article ---- */
.fondat-single {
  max-width: 780px;
  margin: 0 auto;
  padding: 4rem 2rem 5rem;
}

.fondat-single__back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--fondat-gold-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  margin-bottom: 2rem;
  transition: gap var(--fondat-transition);
}

.fondat-single__back:hover {
  gap: 0.7rem;
  color: var(--fondat-gold);
}

.fondat-single__back::before {
  content: '\2190';
}

.fondat-single__meta {
  font-size: 0.82rem;
  color: var(--fondat-text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.fondat-single__title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--fondat-navy);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.fondat-single__hero-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin-bottom: 2.5rem;
  border-bottom: 2px solid var(--fondat-gold);
}

.fondat-single__content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--fondat-text);
}

.fondat-single__content h2 {
  font-size: 1.6rem;
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--fondat-gray-mid);
}

.fondat-single__content h3 {
  font-size: 1.3rem;
  margin: 2rem 0 0.75rem;
}

.fondat-single__content p {
  margin-bottom: 1.25rem;
}

.fondat-single__content a {
  color: var(--fondat-gold-dark);
  border-bottom: 1px solid var(--fondat-gold);
  transition: color var(--fondat-transition);
}

.fondat-single__content a:hover {
  color: var(--fondat-navy);
}

.fondat-single__content blockquote {
  border-left: 3px solid var(--fondat-gold);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  background: var(--fondat-gray);
  font-style: italic;
  font-family: 'Spectral', serif;
  font-size: 1.1rem;
}

.fondat-single__content ul,
.fondat-single__content ol {
  margin: 1rem 0 1.5rem 1.5rem;
}

.fondat-single__content li {
  margin-bottom: 0.5rem;
}

.fondat-single__content img {
  border-bottom: 2px solid var(--fondat-gold);
  margin: 2rem 0;
}

/* ---- Footer ---- */
.fondat-footer {
  background: var(--fondat-navy);
  padding: 4rem 2rem 2rem;
  border-top: 1px solid var(--fondat-gold);
}

.fondat-footer__inner {
  max-width: var(--fondat-max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}

.fondat-footer__col-title {
  font-family: 'Spectral', serif;
  font-size: 1rem;
  color: var(--fondat-gold);
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.fondat-footer__text {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
}

.fondat-footer__links {
  list-style: none;
}

.fondat-footer__links li {
  margin-bottom: 0.6rem;
}

.fondat-footer__links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--fondat-transition), padding-left var(--fondat-transition);
}

.fondat-footer__links a:hover {
  color: var(--fondat-gold);
  padding-left: 4px;
}

.fondat-footer__bottom {
  max-width: var(--fondat-max-width);
  margin: 3rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(201, 168, 76, 0.15);
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
}

/* ---- Animations ---- */
@keyframes fondat-fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fondat-fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fondat-fadeUp 0.6s ease forwards;
}

.fondat-fade-in:nth-child(1) { animation-delay: 0.05s; }
.fondat-fade-in:nth-child(2) { animation-delay: 0.1s; }
.fondat-fade-in:nth-child(3) { animation-delay: 0.15s; }
.fondat-fade-in:nth-child(4) { animation-delay: 0.2s; }
.fondat-fade-in:nth-child(5) { animation-delay: 0.25s; }
.fondat-fade-in:nth-child(6) { animation-delay: 0.3s; }

/* ---- Responsive ---- */
@media (max-width: 968px) {
  .fondat-engagements__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .fondat-articles__grid {
    grid-template-columns: 1fr;
  }

  .fondat-card--featured {
    grid-template-columns: 1fr;
  }

  .fondat-card--featured .fondat-card__image-wrap {
    aspect-ratio: 16 / 9;
    min-height: auto;
  }

  .fondat-footer__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .fondat-header__nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--fondat-navy);
    flex-direction: column;
    padding: 1.5rem 2rem;
    gap: 1rem;
    border-top: 1px solid rgba(201, 168, 76, 0.2);
  }

  .fondat-header__nav.active {
    display: flex;
  }

  .fondat-header__hamburger {
    display: flex;
  }

  .fondat-hero {
    padding: 4rem 1.5rem;
  }

  .fondat-card--featured .fondat-card__body {
    padding: 1.5rem;
  }

  .fondat-card--featured .fondat-card__title {
    font-size: 1.4rem;
  }

  .fondat-single {
    padding: 2.5rem 1.25rem 3rem;
  }
}

@media (max-width: 480px) {
  .fondat-hero__title {
    font-size: 1.8rem;
  }

  .fondat-citation__text {
    font-size: 1.05rem;
  }

  .fondat-citation__mark {
    font-size: 4rem;
  }

  .fondat-engagement-card__number {
    font-size: 2.5rem;
  }
}

/* ================================================================
   UPGRADED SINGLE ARTICLE — SEO Features
   ================================================================ */

.fondat-article {
  padding: 48px 0 80px;
}

.fondat-article-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

.fondat-breadcrumb {
  font-size: 0.82rem;
  color: #999;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.fondat-breadcrumb a {
  font-weight: 600;
  transition: color 0.2s ease;
}

.fondat-breadcrumb a:hover {
  opacity: 0.8;
}

.fondat-breadcrumb span {
  color: #ccc;
}

.fondat-article-header {
  margin-bottom: 32px;
}

.fondat-article-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.2;
  margin-bottom: 16px;
}

.fondat-article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: #888;
  flex-wrap: wrap;
}

.fondat-meta-sep {
  color: #ccc;
}

.fondat-reading-time {
  font-weight: 500;
}

.fondat-article-cover {
  margin-bottom: 40px;
  border-radius: 12px;
  overflow: hidden;
}

.fondat-article-cover img {
  width: 100%;
  height: auto;
}

.fondat-article-body {
  font-size: 1.05rem;
  line-height: 1.85;
}

.fondat-article-body h2 {
  margin: 48px 0 16px;
}

.fondat-article-body h3 {
  margin: 36px 0 12px;
}

.fondat-article-body p {
  margin-bottom: 20px;
}

.fondat-article-body ul,
.fondat-article-body ol {
  margin: 16px 0 24px 24px;
}

.fondat-article-body li {
  margin-bottom: 8px;
}

.fondat-article-body blockquote {
  border-left: 4px solid currentColor;
  padding: 20px 28px;
  margin: 28px 0;
  border-radius: 0 8px 8px 0;
  font-style: italic;
}

.fondat-article-body img {
  border-radius: 8px;
  margin: 28px 0;
}

.fondat-related {
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid #e5e5e5;
}

.fondat-related h3 {
  font-size: 1.4rem;
  margin-bottom: 24px;
}

.fondat-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.fondat-related-card {
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.fondat-related-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(0,0,0,0.1);
}

.fondat-related-card img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.fondat-related-card:hover img {
  transform: scale(1.05);
}

.fondat-related-card h4 {
  padding: 14px 16px;
  font-size: 0.95rem;
  line-height: 1.35;
}

.fondat-related-card a {
  display: block;
  color: inherit;
}

@media (max-width: 768px) {
  .fondat-related-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .fondat-article-header h1 {
    font-size: 1.8rem;
  }
}