/* ============================================
   PIVERT - Components CSS
   Header, Footer, Navigation, Cards
   ============================================ */

/* ============================================
   Header / Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-4) 0;
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-card);
  padding: var(--space-3) 0;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.header-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-2xl);
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.logo-text span {
  color: var(--green-primary);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

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

.nav-cta {
  background: linear-gradient(180deg, var(--green-light) 0%, var(--green-primary) 100%);
  color: var(--text-white) !important;
  padding: var(--space-2) var(--space-5) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-sm);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-cta:hover {
  background: linear-gradient(180deg, #178042 0%, #124a28 100%) !important;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Keep CTA readable even when current page is Contact/Devis */
.nav-link.nav-cta.active {
  background: linear-gradient(180deg, #178042 0%, #124a28 100%) !important;
  color: var(--text-white) !important;
  box-shadow: var(--shadow-md);
}

/* Dropdown */
.nav-item {
  position: relative;
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  background: rgba(255, 255, 255, 0.84);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-10px);
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition-base);
}

.nav-dropdown a:hover {
  background: var(--green-pale);
  color: var(--green-primary);
}

.nav-dropdown a svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Mobile Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-2);
  z-index: var(--z-sticky);
}

.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 100vw);
  height: 100vh;
  background: rgba(255, 255, 255, 0.90);
  backdrop-filter: blur(12px);
  z-index: var(--z-overlay);
  padding: var(--space-24) var(--space-6) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border-left: 1px solid var(--border-card);
  box-shadow: var(--shadow-lg);
  transition: right var(--transition-slow);
  overflow-y: auto;
}

.mobile-nav.open {
  right: 0;
}

.mobile-nav a {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-secondary);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.mobile-nav a:hover {
  color: var(--green-primary);
  background: var(--green-pale);
  padding-left: var(--space-6);
}

.mobile-nav-cta {
  margin-top: var(--space-4);
  background: linear-gradient(180deg, var(--green-light) 0%, var(--green-primary) 100%) !important;
  color: var(--text-white) !important;
  justify-content: center;
  min-height: 52px;
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.35);
  z-index: calc(var(--z-overlay) - 1);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: #E5ECE7;
  border-top: 1px solid rgba(20, 83, 45, 0.10);
  padding: var(--space-16) 0 var(--space-8);
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-brand .footer-logo img {
  height: 40px;
  width: auto;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.7;
  max-width: 280px;
  margin-bottom: var(--space-6);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--green-pale);
  border-color: rgba(20, 83, 45, 0.25);
  color: var(--green-primary);
  transform: translateY(-1px);
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: all var(--transition-base);
}

.footer-links a:hover {
  color: var(--green-primary);
  padding-left: var(--space-2);
}

.footer-links a::before {
  content: '';
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 4px 0 4px 6px;
  border-color: transparent transparent transparent var(--green-primary);
  opacity: 0;
  transition: all var(--transition-base);
}

.footer-links a:hover::before {
  opacity: 1;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

/* Liens contact footer — couleur accessible (#14532D sur #E5ECE7 = 7.57:1, WCAG AAA) */
.footer-contact-item a {
  color: var(--green-primary);
  font-weight: 500;
  transition: color var(--transition-base);
}

.footer-contact-item a:hover {
  color: #0F4D28;
  text-decoration: underline;
}

.footer-contact-item a:focus-visible {
  outline: 2px solid var(--green-primary);
  outline-offset: 2px;
  border-radius: 2px;
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--green-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-certs {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--green-pale);
  border: 1px solid rgba(20, 83, 45, 0.2);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--green-primary);
  font-family: var(--font-heading);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: var(--text-xs);
}

.footer-legal {
  display: flex;
  gap: var(--space-4);
}

.footer-legal a {
  color: var(--text-muted);
  font-size: var(--text-xs);
  transition: color var(--transition-base);
}

.footer-legal a:hover {
  color: var(--green-primary);
}

/* ============================================
   Trust Badges
   ============================================ */
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: #FFFFFF;
  border: 1px solid rgba(15, 23, 42, 0.10);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 650;
  color: var(--text-primary);
  font-family: var(--font-heading);
  letter-spacing: 0.01em;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.07), 0 1px 4px rgba(15, 23, 42, 0.05);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
  will-change: transform;
}

.trust-badge:hover {
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.11);
  transform: translateY(-2px);
}

.trust-badge-icon {
  width: 28px;
  height: 28px;
  padding: 5px;
  border-radius: 10px;
  flex-shrink: 0;
  background: rgba(20, 83, 45, 0.1);
  border: 1px solid rgba(20, 83, 45, 0.2);
  color: var(--green-primary);
  box-sizing: border-box;
}

.trust-badge-icon--fill {
  padding: 4px;
}

/* Hero : plus d’espace et hiérarchie */
.hero-badges.trust-badges {
  gap: var(--space-4);
  margin-top: var(--space-2);
  justify-content: center;
}

/* Variantes premium (accueil) — fonds teintés, bordures assumées, icônes contrastées */
.trust-badge--rge {
  background: linear-gradient(180deg, #f4fbf7 0%, #e8f5ee 100%);
  border-color: rgba(20, 83, 45, 0.28);
  box-shadow: 0 12px 32px rgba(20, 83, 45, 0.12);
}

.trust-badge--rge .trust-badge-icon {
  background: rgba(20, 83, 45, 0.14);
  border-color: rgba(20, 83, 45, 0.28);
  color: #14532d;
}

.trust-badge--irve {
  background: linear-gradient(180deg, #fff8f1 0%, #ffedd5 100%);
  border-color: rgba(194, 65, 12, 0.28);
  box-shadow: 0 12px 32px rgba(194, 65, 12, 0.1);
}

.trust-badge--irve .trust-badge-icon {
  background: rgba(234, 88, 12, 0.16);
  border-color: rgba(194, 65, 12, 0.32);
  color: #c2410c;
}

.trust-badge--warranty {
  background: linear-gradient(180deg, #f0fdf4 0%, #dcfce7 100%);
  border-color: rgba(22, 163, 74, 0.32);
  box-shadow: 0 12px 32px rgba(22, 163, 74, 0.1);
}

.trust-badge--warranty .trust-badge-icon {
  background: rgba(22, 163, 74, 0.16);
  border-color: rgba(22, 163, 74, 0.3);
  color: #15803d;
}

.trust-badge--google {
  background: linear-gradient(180deg, #fffbeb 0%, #fef3c7 100%);
  border-color: rgba(217, 119, 6, 0.35);
  box-shadow: 0 12px 32px rgba(217, 119, 6, 0.12);
}

.trust-badge--google .trust-badge-icon {
  background: linear-gradient(145deg, #fbbf24 0%, #d97706 100%);
  border-color: rgba(180, 83, 9, 0.45);
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.trust-badge--google .trust-badge-icon path {
  filter: drop-shadow(0 1px 0 rgba(0, 0, 0, 0.12));
}

/* ============================================
   Stats / Counter Cards
   ============================================ */
.stat-card {
  text-align: center;
  padding: var(--space-8) var(--space-6);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl));
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-number .accent {
  color: var(--green-primary);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

/* ============================================
   Service Card
   ============================================ */
.service-card {
  padding: var(--space-8);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-icon {
  width: 56px;
  height: 56px;
  background: var(--green-pale-2);
  border: 1px solid rgba(20, 83, 45, 0.14);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-glow);
  flex-shrink: 0;
  transition: background var(--transition-base), box-shadow var(--transition-base);
  margin-bottom: var(--space-4);
}

.service-card:hover .service-icon {
  background: #D1FAE5;
  box-shadow: 0 4px 12px rgba(20, 83, 45, 0.14);
}

/* Backgrounds d'icône selon la variante de carte */
.service-card--irve .service-icon {
  background: #FFF7ED;
  border-color: rgba(194, 65, 12, 0.14);
}

.service-card--irve:hover .service-icon {
  background: #FFEDD5;
  box-shadow: 0 4px 12px rgba(194, 65, 12, 0.14);
}

.service-card--norme .service-icon {
  background: rgba(100, 116, 139, 0.08);
  border-color: rgba(100, 116, 139, 0.18);
}

.service-card--norme:hover .service-icon {
  background: rgba(100, 116, 139, 0.14);
  box-shadow: 0 4px 12px rgba(100, 116, 139, 0.12);
}

.service-card .badge {
  align-self: flex-start;
  margin-bottom: var(--space-4);
}

.service-card h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: var(--space-3);
}

.service-card > p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  flex: 1;
}

.service-card ul {
  display: flex;
  flex-direction: column;
  gap: 7px;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: var(--space-5);
}

.service-card ul li {
  display: flex;
  align-items: center;
  gap: 8px;
  line-height: 1.4;
}

.service-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--green-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-heading);
  margin-top: auto;
  padding-top: var(--space-2);
  transition: color var(--transition-base), gap var(--transition-fast);
}

.service-card .card-link:hover,
.service-card:hover .card-link {
  color: var(--green-glow);
  gap: var(--space-3);
}

/* ============================================
   Testimonial Card
   ============================================ */
.testimonial-card {
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
}

.stars {
  color: #D97706;
  font-size: 17px;
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: var(--space-3);
}

.testimonial-text {
  color: var(--text-secondary);
  font-size: 0.925rem;
  line-height: 1.75;
  font-style: italic;
  margin-bottom: var(--space-6);
  flex: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  margin-top: auto;
}

.author-avatar {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3px;
  /* L'anneau est créé par le gradient en background + padding */
}

.author-avatar img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

/* Anneaux dégradés par thème */
.author-avatar--solar {
  background: linear-gradient(135deg, #4ade80, #16a34a, #14532d);
  box-shadow: 0 4px 18px rgba(20, 83, 45, 0.32);
}

.author-avatar--irve {
  background: linear-gradient(135deg, #fb923c, #ea580c, #9a3412);
  box-shadow: 0 4px 18px rgba(194, 65, 12, 0.32);
}

.author-avatar--pro {
  background: linear-gradient(135deg, #94a3b8, #475569, #0f172a);
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.32);
}

.author-name {
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
}

.author-info {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: 2px;
}

/* ============================================
   Process Step
   ============================================ */
.process-step {
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
}

.step-number {
  width: 56px;
  height: 56px;
  background: linear-gradient(180deg, var(--green-light) 0%, var(--green-primary) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--text-white);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  position: relative;
  z-index: 1;
}

.step-content h3 {
  font-size: var(--text-xl);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.step-content p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* ============================================
   FAQ
   ============================================ */
.faq-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-3);
  transition: border-color var(--transition-base);
}

.faq-item.open {
  border-color: var(--border-active);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--bg-surface);
  cursor: pointer;
  text-align: left;
  transition: background var(--transition-base);
}

.faq-question:hover {
  background: var(--green-pale);
}

.faq-question h3 {
  font-size: var(--text-base);
  color: var(--text-primary);
  font-weight: 600;
}

.faq-icon {
  width: 24px;
  height: 24px;
  border: 2px solid var(--green-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-primary);
  flex-shrink: 0;
  transition: transform var(--transition-base);
  font-size: 14px;
  font-weight: 700;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 2400px;
}

.faq-answer p {
  padding: 0 var(--space-6) var(--space-5);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* ============================================
   Page Hero (inner pages)
   ============================================ */
.page-hero {
  padding: calc(var(--space-24) + 80px) 0 var(--space-20);
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #EEF4EF 0%, var(--bg-dark) 100%);
}

.page-hero .container {
  position: relative;
  z-index: 2;
}

.page-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green-primary);
  background: var(--green-pale);
  border: 1px solid rgba(20, 83, 45, 0.2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-5);
}

.page-hero h1 {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 800;
  color: var(--text-primary);
  max-width: 800px;
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.page-hero p {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

/* ============================================
   Shared CTA Block
   ============================================ */
.cta-section {
  padding: var(--space-24) 0;
  position: relative;
  overflow: hidden;
}

.cta-card {
  text-align: center;
  padding: var(--space-16);
  background: linear-gradient(135deg, #F8FAF9 0%, #EEF4F0 100%);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(20, 83, 45, 0.06) 0%, transparent 55%);
  pointer-events: none;
  z-index: 0;
}

.cta-card > * {
  position: relative;
  z-index: 1;
}

.cta-card h2 {
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.cta-card p {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
}

.cta-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   Form Styles
   ============================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.form-label .required {
  color: var(--orange-accent);
  margin-left: var(--space-1);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: #FFFFFF;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-base);
  transition: all var(--transition-base);
  min-height: 44px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04) inset;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--green-primary);
  background: rgba(255, 255, 255, 0.90);
  box-shadow: 0 0 0 3px rgba(20, 83, 45, 0.12);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2314532D' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
}

.form-checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.form-checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

.form-checkbox-label:hover {
  border-color: rgba(20, 83, 45, 0.35);
  color: var(--green-primary);
}

.form-checkbox-label input[type="checkbox"]:checked + span {
  color: var(--green-primary);
}

.form-checkbox-label input[type="checkbox"] {
  accent-color: var(--green-primary);
  width: 16px;
  height: 16px;
}

/* ============================================
   Responsive - Components
   ============================================ */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav { display: none; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-brand p { max-width: 100%; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .process-step { flex-direction: column; gap: var(--space-4); }
  .step-number { width: 48px; height: 48px; }
  .cta-card { padding: var(--space-10) var(--space-6); }

  /* Désactiver backdrop-filter sur mobile (coûteux GPU, gain LCP/TBT) */
  .header.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}