@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

:root {
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  
  --primary: #0077B6;
  --primary-hover: #023E8A;
  --secondary: #90E0EF;
  --secondary-soft: #E0F7FA;
  --accent: #2A9D8F;
  --accent-rose: #F4A261;
  --bg-main: #FFFFFF;
  --bg-subtle: #F8FAFC;
  --bg-card: #FFFFFF;
  --border-light: #E2E8F0;
  --border-focus: #0077B6;
  
  --text-dark: #0F172A;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 12px 32px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 24px 48px rgba(15, 23, 42, 0.08);
  --shadow-hover: 0 20px 40px rgba(0, 119, 182, 0.12);
  
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.7);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-dark);
}

.brand-logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFF;
  font-weight: 800;
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(0, 119, 182, 0.25);
}

.brand-text {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--text-dark), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  font-size: 15px;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-search-trigger {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  padding: 10px 18px;
  border-radius: 99px;
  color: var(--text-muted);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-search-trigger:hover {
  background: #FFF;
  border-color: var(--primary);
  color: var(--text-dark);
  box-shadow: var(--shadow-sm);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 99px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: var(--primary);
  color: #FFF;
  box-shadow: 0 8px 20px rgba(0, 119, 182, 0.25);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 119, 182, 0.35);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  color: var(--text-dark);
  border: 1px solid var(--border-light);
}

.btn-secondary:hover {
  background: #FFF;
  border-color: var(--text-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
  background: var(--secondary-soft);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 16px;
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 80px 0;
  background: #000;
}

.hero-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  filter: brightness(0.9) contrast(1.05);
  transform: scale(1.03);
  transition: transform 12s ease-out;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15,23,42,0.4) 0%, rgba(15,23,42,0.75) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #FFF;
  max-width: 860px;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 58px;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 20px;
  font-weight: 300;
  line-height: 1.6;
  opacity: 0.92;
  margin-bottom: 40px;
  max-width: 720px;
  margin-left: auto;
  margin-left: auto;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

/* Category Grid / Univers */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px auto;
}

.section-tag {
  color: var(--primary);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 17px;
  color: var(--text-muted);
}

.univers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.univers-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.univers-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: var(--transition);
}

.univers-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(0, 119, 182, 0.2);
}

.univers-card:hover::before {
  opacity: 1;
}

.univers-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--bg-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 24px;
  transition: var(--transition);
}

.univers-card:hover .univers-icon-wrap {
  background: var(--secondary-soft);
  transform: scale(1.08);
}

.univers-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.univers-text {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 20px;
  flex-grow: 1;
}

.univers-link-action {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Card Showcase / Popular Tests & Guides */
.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.guide-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.guide-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.guide-card-img-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.guide-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.guide-card:hover .guide-card-img {
  transform: scale(1.06);
}

.guide-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  padding: 6px 14px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-dark);
}

.guide-card-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.guide-card-title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.guide-card-excerpt {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.guide-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-light);
  border-top: 1px solid var(--border-light);
  padding-top: 16px;
}

/* Transformations / Avant Après Cards */
.before-after-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.ba-card {
  background: #FFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.ba-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.ba-images-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 320px;
  position: relative;
}

.ba-img-box {
  position: relative;
  height: 100%;
  overflow: hidden;
}

.ba-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ba-tag {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(15, 23, 42, 0.8);
  color: #FFF;
  padding: 4px 12px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 700;
}

.ba-tag.after {
  background: var(--primary);
}

.ba-card-body {
  padding: 28px;
}

.ba-client-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.ba-client-meta {
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 14px;
}

.ba-quote {
  font-style: italic;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
}

/* Color Palettes */
.palette-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.season-card {
  background: #FFF;
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.season-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.season-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.season-name {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
}

.season-sub {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
}

.color-swatches {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}

.swatch {
  height: 48px;
  border-radius: var(--radius-sm);
  transition: transform 0.2s;
  cursor: pointer;
  position: relative;
}

.swatch:hover {
  transform: scale(1.15);
  z-index: 2;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* Diagnostic / Test Multi-step */
.quiz-wrapper {
  background: #FFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
  padding: 48px;
  max-width: 800px;
  margin: 0 auto;
}

.quiz-progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-subtle);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 36px;
}

.quiz-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  width: 20%;
  transition: width 0.4s ease;
}

.quiz-step-title {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 12px;
  text-align: center;
}

.quiz-step-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 36px;
}

.quiz-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.quiz-option-card {
  border: 2px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-subtle);
}

.quiz-option-card:hover {
  border-color: var(--primary);
  background: #FFF;
  transform: translateY(-2px);
}

.quiz-option-card.selected {
  border-color: var(--primary);
  background: var(--secondary-soft);
  box-shadow: 0 0 0 3px rgba(0, 119, 182, 0.15);
}

.quiz-option-icon {
  font-size: 32px;
  flex-shrink: 0;
}

.quiz-option-label {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-dark);
}

.quiz-option-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Result Card */
.result-box {
  background: #FFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
  padding: 48px;
}

.result-header {
  text-align: center;
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-light);
}

.result-badge {
  display: inline-block;
  padding: 6px 18px;
  border-radius: 99px;
  background: var(--secondary-soft);
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 16px;
}

.result-title {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.result-grid-columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}

.result-section-box {
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  border: 1px solid var(--border-light);
}

.result-section-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.result-list {
  list-style: none;
}

.result-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  font-size: 15px;
  color: var(--text-dark);
}

.result-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 800;
}

.result-list.avoid li::before {
  content: "✕";
  color: #E63946;
}

/* Search Modal Overlay */
.search-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 100px;
}

.search-modal-overlay.active {
  display: flex;
}

.search-modal-container {
  background: #FFF;
  width: 90%;
  max-width: 720px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
}

.search-modal-header {
  display: flex;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-light);
}

.search-input {
  width: 100%;
  border: none;
  outline: none;
  font-size: 18px;
  font-family: var(--font-body);
  color: var(--text-dark);
}

.search-modal-results {
  max-height: 450px;
  overflow-y: auto;
  padding: 24px;
}

.search-category-group {
  margin-bottom: 24px;
}

.search-category-title {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--primary);
  margin-bottom: 12px;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text-dark);
  transition: var(--transition);
}

.search-result-item:hover {
  background: var(--bg-subtle);
  color: var(--primary);
}

/* FAQ Accordion */
.faq-grid {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: #FFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  padding: 24px;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.faq-answer {
  padding: 0 24px 24px 24px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-item.active {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

/* Recommendation System "Vous aimerez aussi" */
.recommendation-box {
  background: var(--bg-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
  margin-top: 60px;
  border: 1px solid var(--border-light);
}

/* Footer */
.site-footer {
  background: #0F172A;
  color: #94A3B8;
  padding: 80px 0 40px 0;
  margin-top: 100px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand .brand-text {
  background: linear-gradient(135deg, #FFF, var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 24px;
}

.footer-desc {
  font-size: 15px;
  line-height: 1.6;
  margin-top: 16px;
  color: #94A3B8;
  max-width: 320px;
}

.footer-col-title {
  color: #FFF;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: #94A3B8;
  text-decoration: none;
  font-size: 14px;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #FFF;
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid #1E293B;
  padding-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
}

/* Scroll reveal class */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
  .univers-grid, .card-grid-3, .palette-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-title {
    font-size: 42px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  .univers-grid, .card-grid-3, .card-grid-2, .before-after-grid, .palette-grid, .quiz-options-grid, .result-grid-columns {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: 34px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}