/* ============================================================
   ATELIERLENTILLE — style.css
   Dark Vivid Premium Design System
   ============================================================ */

/* 1. RESET & VARIABLES
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #0d0d0d;
  --bg-card:      #1a1a1a;
  --bg-elevated:  #121212;
  --accent:       #FF6B2C;
  --accent-hi:    #FF8A00;
  --grad-warm:    linear-gradient(135deg, #FF8A00 0%, #FFD23F 100%);
  --grad-cool:    linear-gradient(135deg, #2E9BFF 0%, #21E6C1 100%);
  --grad-purple:  linear-gradient(135deg, #E84CFF 0%, #7B2FF7 100%);
  --text:         #F5F5F5;
  --text-muted:   #A8A8A8;
  --border:       #2A2A2A;
  --border-hi:    #363636;
  --font-head:    'Sora', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
  --r:            8px;
  --r-lg:         14px;
  --shadow:       0 8px 40px rgba(0,0,0,0.55);
  --shadow-glow:  0 16px 48px rgba(255,107,44,0.18);
  --trans:        0.28s ease;
  --max:          1200px;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body.no-scroll { overflow: hidden; }

img { max-width: 100%; display: block; height: auto; }
a  { text-decoration: none; color: inherit; transition: color var(--trans); }
ul { list-style: none; }

/* 2. TYPOGRAPHY
   ============================================================ */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-head);
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--text);
}
h1 { font-size: clamp(2.4rem, 5.5vw, 5rem);  font-weight: 800; }
h2 { font-size: clamp(1.75rem, 3.5vw, 3rem); font-weight: 700; }
h3 { font-size: clamp(1.1rem, 2vw, 1.45rem); font-weight: 600; }
h4 { font-size: 1.0625rem; font-weight: 600; }
p  { color: var(--text-muted); line-height: 1.7; }

code, .mono {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
  letter-spacing: 0;
}

.text-grad {
  background: var(--grad-warm);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-accent { color: var(--accent); }

/* 3. LAYOUT
   ============================================================ */
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.section    { padding: 96px 0; }
.section--sm { padding: 64px 0; }
.section--dark { background: var(--bg-elevated); }
.section--card { background: var(--bg-card); }

.section-hd {
  text-align: center;
  margin-bottom: 64px;
}
.section-hd h2 { margin-bottom: 14px; }
.section-hd p  { max-width: 600px; margin: 0 auto; font-size: 1.0625rem; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
}

/* 4. HEADER & NAV
   ============================================================ */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 900;
  padding: 18px 0;
  transition: background var(--trans), box-shadow var(--trans), padding var(--trans);
}
.site-header.scrolled {
  background: rgba(18,18,18,0.97);
  box-shadow: 0 1px 0 var(--border);
  padding: 12px 0;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav-wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.logo {
  font-family: var(--font-head);
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 4px;
}
.logo-dot { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding-bottom: 3px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1.5px;
  background: var(--accent);
  transition: width var(--trans);
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-cta { flex-shrink: 0; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
  z-index: 950;
  position: relative;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: transform var(--trans), opacity var(--trans), width var(--trans);
  transform-origin: center;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; width: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 5. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: var(--r);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--trans);
  line-height: 1;
  white-space: nowrap;
  text-align: center;
  justify-content: center;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-hi);
  border-color: var(--accent-hi);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,107,44,0.4);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-hi);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-outline:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,107,44,0.4);
}
.btn-sm { padding: 9px 20px; font-size: 0.875rem; }

/* 6. HERO (HOMEPAGE — fullscreen)
   ============================================================ */
.hero-home {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}
.hero-home__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(125deg, rgba(13,13,13,0.92) 0%, rgba(13,13,13,0.62) 60%, rgba(13,13,13,0.45) 100%);
  z-index: 1;
}
.hero-home__body {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  align-items: center;
}
.hero-home__content {
  max-width: 780px;
  padding: 100px 0 60px;
}
.hero-home__content h1 {
  margin-bottom: 22px;
  line-height: 1.04;
}
.hero-home__sub {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 560px;
  line-height: 1.65;
}
.hero-home__ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Reassurance bar */
.reassure-bar {
  position: relative;
  z-index: 2;
  background: rgba(18,18,18,0.88);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.reassure-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 16px 24px;
  flex-wrap: wrap;
}
.reassure-bar__item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
}
.reassure-bar__item i { color: var(--accent); font-size: 1rem; }

/* 7. PAGE HERO (secondary pages)
   ============================================================ */
.page-hero {
  position: relative;
  padding: 170px 0 80px;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(130deg, rgba(13,13,13,0.93) 0%, rgba(13,13,13,0.6) 100%);
  z-index: 0;
}
.page-hero__inner {
  position: relative;
  z-index: 1;
}
.page-hero h1 {
  font-size: clamp(2rem, 4.5vw, 4rem);
  margin-bottom: 18px;
}
.page-hero .hero-sub {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 580px;
  line-height: 1.65;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb i { font-size: 0.7rem; color: var(--border-hi); }

/* 8. LEAD FORM SECTION
   ============================================================ */
.lead-form-section {
  background: var(--bg-elevated);
}
.lead-form-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 48px;
  align-items: start;
}
.lf-sidebar-card {
  background: var(--grad-warm);
  border-radius: var(--r-lg);
  padding: 34px 28px;
}
.lf-sidebar-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #0d0d0d;
  margin-bottom: 22px;
}
.lf-trust-list {
  display: flex;
  flex-direction: column;
  gap: 13px;
  margin-bottom: 28px;
}
.lf-trust-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(13,13,13,0.82);
}
.lf-trust-list li i { font-size: 1.1rem; flex-shrink: 0; color: #0d0d0d; }
.lf-mini-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding-top: 22px;
  border-top: 1px solid rgba(0,0,0,0.18);
}
.lf-mini-stat { text-align: center; }
.lf-mini-stat .n {
  display: block;
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 800;
  color: #0d0d0d;
  line-height: 1;
}
.lf-mini-stat .l {
  display: block;
  font-size: 0.725rem;
  font-weight: 600;
  color: rgba(13,13,13,0.6);
  margin-top: 3px;
}
.lf-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 40px;
}
.lf-form-card h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.875rem);
  margin-bottom: 8px;
}
.form-intro {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.6;
}

/* 9. FORM ELEMENTS
   ============================================================ */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group.full { grid-column: 1 / -1; }
.form-group label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  padding: 11px 15px;
  transition: border-color var(--trans), box-shadow var(--trans);
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23A8A8A8' stroke-width='2'%3E%3Cpolyline points='6,9 12,15 18,9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  padding-right: 40px;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255,107,44,0.14);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #444; }
.form-group textarea { resize: vertical; min-height: 96px; }
.form-honeypot { display: none; position: absolute; left: -9999px; }
.form-rgpd {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 10px;
  opacity: 0.8;
}
.form-rgpd a { color: var(--accent); text-decoration: underline; }
.form-footer {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 12px;
  margin-top: 22px;
}

/* 10. CATEGORY CARDS
   ============================================================ */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.cat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 26px;
  position: relative;
  overflow: hidden;
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
}
.cat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  opacity: 0;
  transition: opacity var(--trans);
}
.cat-card:nth-child(1)::before,
.cat-card:nth-child(4)::before { background: var(--grad-warm); }
.cat-card:nth-child(2)::before,
.cat-card:nth-child(5)::before { background: var(--grad-cool); }
.cat-card:nth-child(3)::before,
.cat-card:nth-child(6)::before { background: var(--grad-purple); }
.cat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
  border-color: rgba(255,107,44,0.25);
}
.cat-card:hover::before { opacity: 1; }
.cat-icon {
  width: 46px;
  height: 46px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.cat-icon i { font-size: 1.3rem; color: var(--accent); }
.cat-card h3 { font-size: 1.0625rem; margin-bottom: 8px; }
.cat-card p  { font-size: 0.875rem; line-height: 1.6; }

/* 11. ADVANTAGES
   ============================================================ */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.adv-block {
  display: flex;
  gap: 18px;
  padding: 26px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: transform var(--trans), box-shadow var(--trans);
}
.adv-block:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.adv-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background: rgba(255,107,44,0.1);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
}
.adv-icon i { font-size: 1.25rem; color: var(--accent); }
.adv-text h4 { font-size: 1rem; font-weight: 600; margin-bottom: 7px; }
.adv-text p  { font-size: 0.875rem; }

/* 12. STATS STRIP
   ============================================================ */
.stats-strip {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-strip .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 52px 24px;
  text-align: center;
  border-right: 1px solid var(--border);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-head);
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  font-weight: 800;
  background: var(--grad-warm);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label { font-size: 0.875rem; font-weight: 500; color: var(--text-muted); }

/* 13. PROCESS STEPS
   ============================================================ */
.steps-wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.steps-wrap::before {
  content: '';
  position: absolute;
  top: 32px; left: 12%; right: 12%;
  height: 1px;
  background: var(--border);
}
.step {
  text-align: center;
  padding: 0 16px;
  position: relative;
  z-index: 1;
}
.step-num {
  width: 64px;
  height: 64px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin: 0 auto 22px;
}
.step h4 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.step p  { font-size: 0.85rem; }

/* 14. PRODUCT CARDS (featured)
   ============================================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.prod-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform var(--trans), box-shadow var(--trans);
}
.prod-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.prod-img {
  aspect-ratio: 16/10;
  background: var(--bg-elevated);
  overflow: hidden;
  position: relative;
}
.prod-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.prod-card:hover .prod-img img { transform: scale(1.05); }
.prod-body { padding: 22px; }
.prod-ref { display: block; margin-bottom: 6px; }
.prod-body h3 { font-size: 1.0625rem; margin-bottom: 10px; }
.prod-specs {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 18px;
}
.prod-spec {
  font-size: 0.8125rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.prod-spec i { color: var(--accent); font-size: 0.8125rem; flex-shrink: 0; opacity: 0.7; }
.prod-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.prod-price {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
}
.prod-price small {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-family: var(--font-body);
  display: block;
}

/* 15. TESTIMONIALS
   ============================================================ */
.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.testi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-lg);
  padding: 26px;
  transition: transform var(--trans), box-shadow var(--trans);
  display: flex;
  flex-direction: column;
}
.testi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.testi-quote {
  font-size: 0.9375rem;
  font-style: italic;
  line-height: 1.75;
  color: var(--text-muted);
  margin-bottom: 20px;
  flex: 1;
  position: relative;
  padding-top: 6px;
}
.testi-quote::before {
  content: '\201C';
  font-size: 3.5rem;
  font-family: Georgia, serif;
  color: var(--accent);
  line-height: 0;
  vertical-align: -0.45em;
  margin-right: 3px;
  opacity: 0.45;
}
.testi-author { display: flex; flex-direction: column; gap: 2px; }
.testi-name  { font-weight: 600; font-size: 0.9375rem; color: var(--text); }
.testi-role  { font-size: 0.8rem; color: var(--text-muted); }

/* 16. CTA FINAL SECTION
   ============================================================ */
.cta-final {
  background: var(--bg-elevated);
  text-align: center;
  border-top: 1px solid var(--border);
}
.cta-final h2 { max-width: 640px; margin: 0 auto 14px; }
.cta-final > .container > p {
  max-width: 500px;
  margin: 0 auto 36px;
  font-size: 1rem;
}
.cta-final .btn { margin: 0 auto; }

/* 17. FOOTER
   ============================================================ */
.site-footer {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo { display: inline-block; margin-bottom: 14px; font-size: 1.2rem; }
.footer-brand > p {
  font-size: 0.875rem;
  margin-bottom: 20px;
  max-width: 270px;
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-contact a {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.footer-contact a:hover { color: var(--accent); }
.footer-contact i { color: var(--accent); font-size: 0.9375rem; flex-shrink: 0; }
.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.9375rem; color: var(--text-muted); }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-bottom p { font-size: 0.8125rem; color: var(--text-muted); }
.footer-legal {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-legal a { font-size: 0.8125rem; color: var(--text-muted); }
.footer-legal a:hover { color: var(--accent); }

/* SKIP NAVIGATION LINK (accessibility)
   ============================================================ */
.skip-nav {
  position: absolute;
  top: -999px;
  left: 0;
  padding: 12px 20px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.875rem;
  z-index: 9999;
  border-radius: 0 0 var(--r) 0;
}
.skip-nav:focus { top: 0; }

/* 18. ABOUT PAGE
   ============================================================ */
.history-title {
  margin-bottom: 24px;
}

.history-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.history-text p + p { margin-top: 18px; }
.history-img {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 4/3;
  background: var(--bg-card);
}
.history-img img { width: 100%; height: 100%; object-fit: cover; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.val-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 26px;
  transition: transform var(--trans), box-shadow var(--trans);
}
.val-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.val-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.val-card h3 i { color: var(--accent); }
.val-card p { font-size: 0.9rem; }

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  text-align: center;
  transition: transform var(--trans), box-shadow var(--trans);
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.team-avatar {
  aspect-ratio: 1;
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
}
.team-avatar i { font-size: 3.5rem; color: var(--border-hi); }
.team-info { padding: 18px 14px; }
.team-info h4 { font-size: 0.9375rem; font-weight: 700; margin-bottom: 4px; }
.team-role { font-size: 0.8rem; color: var(--accent); font-weight: 500; margin-bottom: 6px; }
.team-info p { font-size: 0.78rem; }

.eng-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.eng-block {
  padding: 26px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: transform var(--trans), box-shadow var(--trans);
}
.eng-block:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.eng-block i { font-size: 1.5rem; color: var(--accent); margin-bottom: 14px; display: block; }
.eng-block h4 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.eng-block p  { font-size: 0.875rem; }

/* 19. CATALOGUE PAGE
   ============================================================ */
.cat-section { padding: 64px 0; border-bottom: 1px solid var(--border); }
.cat-section:last-of-type { border-bottom: none; }
.cat-section-hd {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
}
.cat-section-hd .l h2 { font-size: clamp(1.4rem, 2.5vw, 1.875rem); margin-bottom: 6px; }
.cat-section-hd .l p  { font-size: 0.9375rem; max-width: 540px; }

.equip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.equip-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 18px;
  transition: transform var(--trans), box-shadow var(--trans), border-color var(--trans);
}
.equip-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
  border-color: rgba(255,107,44,0.25);
}
.equip-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}
.equip-card h3 { font-size: 0.9375rem; font-weight: 700; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.68rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 20px;
  flex-shrink: 0;
}
.badge-ok  { background: rgba(33,230,193,0.1); color: #21E6C1; border: 1px solid rgba(33,230,193,0.2); }
.badge-res { background: rgba(255,138,0,0.1);  color: #FF8A00; border: 1px solid rgba(255,138,0,0.2); }
.equip-card code { display: block; margin-bottom: 10px; }
.equip-specs { display: flex; flex-direction: column; gap: 3px; margin-bottom: 14px; }
.equip-spec {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
}
.equip-spec i { color: rgba(255,107,44,0.55); font-size: 0.8rem; flex-shrink: 0; }
.equip-price {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  gap: 5px;
}
.equip-price small { font-weight: 400; color: var(--text-muted); font-size: 0.75rem; font-family: var(--font-body); }

.formulas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.formula-card {
  border-radius: var(--r-lg);
  padding: 26px;
  transition: transform var(--trans);
}
.formula-card:hover { transform: translateY(-4px); }
.formula-card:nth-child(1) { background: var(--bg-card); border: 1px solid var(--border); }
.formula-card:nth-child(2) {
  background: linear-gradient(135deg, rgba(255,138,0,0.12), rgba(255,210,63,0.07));
  border: 1px solid rgba(255,138,0,0.22);
}
.formula-card:nth-child(3) {
  background: linear-gradient(135deg, rgba(46,155,255,0.12), rgba(33,230,193,0.07));
  border: 1px solid rgba(46,155,255,0.22);
}
.formula-card:nth-child(4) {
  background: linear-gradient(135deg, rgba(232,76,255,0.12), rgba(123,47,247,0.07));
  border: 1px solid rgba(232,76,255,0.22);
}
.formula-lbl {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  display: block;
  margin-bottom: 10px;
}
.formula-card h3 { font-size: 1.125rem; font-weight: 700; margin-bottom: 10px; }
.formula-card p  { font-size: 0.875rem; }

.guar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.guar-item { display: flex; gap: 14px; align-items: flex-start; }
.guar-item i { font-size: 1.25rem; color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.guar-item h4 { font-size: 0.9375rem; margin-bottom: 5px; }
.guar-item p  { font-size: 0.85rem; }

/* 20. CONTACT PAGE
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.55fr;
  gap: 56px;
  align-items: start;
}
.contact-info h2 { font-size: clamp(1.4rem, 2.5vw, 1.875rem); margin-bottom: 22px; }
.contact-info-list { display: flex; flex-direction: column; gap: 18px; margin-bottom: 32px; }
.ci-item { display: flex; gap: 14px; align-items: flex-start; }
.ci-icon {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  background: rgba(255,107,44,0.1);
  border: 1px solid rgba(255,107,44,0.2);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
}
.ci-icon i { font-size: 1.1rem; color: var(--accent); }
.ci-item h4 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 3px;
  font-weight: 600;
}
.ci-item p, .ci-item a { font-size: 0.9375rem; color: var(--text); }
.ci-item a:hover { color: var(--accent); }
.zone-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 22px;
}
.zone-box h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.zone-box h4 i { color: var(--accent); }
.zone-box p { font-size: 0.875rem; }
.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 36px;
}
.contact-form-card h2 { font-size: 1.5rem; margin-bottom: 8px; }

/* 21. FAQ ACCORDION
   ============================================================ */
.faq-section { padding: 80px 0; }
.faq-section .section-hd { text-align: left; }
.faq-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: none; }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
  background: var(--bg-card);
  transition: background var(--trans), color var(--trans);
  user-select: none;
  -webkit-user-select: none;
}
.faq-question:hover { background: var(--bg-elevated); }
.faq-item.open .faq-question { color: var(--accent); background: var(--bg-elevated); }
.faq-question i { flex-shrink: 0; transition: transform var(--trans); color: var(--text-muted); }
.faq-item.open .faq-question i { transform: rotate(180deg); color: var(--accent); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.38s ease;
  background: var(--bg-elevated);
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer-inner {
  padding: 20px 24px;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--border);
}

/* 22. LEGAL PAGES
   ============================================================ */
.legal-body { max-width: 820px; }
.legal-body h2 {
  font-size: 1.35rem;
  margin-top: 44px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.legal-body h2:first-child { margin-top: 0; }
.legal-body p { font-size: 0.9375rem; margin-bottom: 13px; line-height: 1.7; }
.legal-body ul { list-style: disc; padding-left: 22px; margin-bottom: 13px; }
.legal-body ul li { font-size: 0.9375rem; color: var(--text-muted); margin-bottom: 5px; }
.legal-body strong { color: var(--text); font-weight: 600; }
.legal-body a { color: var(--accent); text-decoration: underline; }
.legal-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 18px 22px;
  margin-bottom: 18px;
}
.legal-box p { margin: 0; font-size: 0.9375rem; }
.legal-box strong {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--accent);
  margin-bottom: 3px;
}

/* 23. ALERT BANNERS
   ============================================================ */
.alert-banner {
  display: none;
  align-items: center;
  gap: 12px;
  padding: 15px 20px;
  border-radius: var(--r);
  font-size: 0.9375rem;
  font-weight: 500;
  margin-bottom: 22px;
  border: 1px solid;
}
.alert-banner.visible { display: flex; }
.alert-success {
  background: rgba(33,230,193,0.08);
  border-color: rgba(33,230,193,0.28);
  color: #21E6C1;
}
.alert-error {
  background: rgba(255,107,44,0.08);
  border-color: rgba(255,107,44,0.28);
  color: var(--accent);
}

/* 24. SCROLL ANIMATIONS
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.52s ease, transform 0.52s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* 25. MISC UTILITIES
   ============================================================ */
.divider { height: 1px; background: var(--border); }
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0 !important; }
.mt-40 { margin-top: 40px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* 1200px */
@media (max-width: 1200px) {
  .equip-grid  { grid-template-columns: repeat(3, 1fr); }
  .formulas-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid   { grid-template-columns: repeat(2, 1fr); }
}

/* 992px */
@media (max-width: 992px) {
  .lead-form-grid { grid-template-columns: 1fr; }
  .lf-sidebar-card { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; }
  .lf-mini-stats   { grid-column: 2; }
  .adv-grid    { grid-template-columns: 1fr; }
  .steps-wrap  { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .steps-wrap::before { display: none; }
  .history-layout { grid-template-columns: 1fr; gap: 36px; }
  .cat-grid    { grid-template-columns: repeat(2, 1fr); }
  .testi-grid  { grid-template-columns: 1fr 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .equip-grid  { grid-template-columns: repeat(2, 1fr); }
  .guar-grid   { grid-template-columns: 1fr 1fr; }
  .stats-strip .container { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3) { border-right: 1px solid var(--border); border-top: 1px solid var(--border); }
  .stat-item:nth-child(4) { border-top: 1px solid var(--border); }
  .contact-layout { grid-template-columns: 1fr; gap: 36px; }
  .eng-grid { grid-template-columns: 1fr 1fr; }
}

/* 768px */
@media (max-width: 768px) {
  .site-header { padding: 14px 0; }

  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: var(--bg-elevated);
    justify-content: center;
    align-items: center;
    gap: 28px;
    z-index: 940;
  }
  .nav-links.nav-open { display: flex; }
  .nav-links a { font-size: 1.5rem; color: var(--text); }
  .nav-links a::after { display: none; }
  .nav-cta { display: none; }
  .hamburger { display: flex; }

  .section { padding: 60px 0; }
  .section-hd { margin-bottom: 44px; }

  .cat-grid       { grid-template-columns: 1fr; }
  .adv-grid       { grid-template-columns: 1fr; }
  .steps-wrap     { grid-template-columns: 1fr; }
  .products-grid  { grid-template-columns: 1fr; }
  .testi-grid     { grid-template-columns: 1fr; }
  .team-grid      { grid-template-columns: 1fr 1fr; }
  .values-grid    { grid-template-columns: 1fr; }
  .eng-grid       { grid-template-columns: 1fr; }
  .equip-grid     { grid-template-columns: 1fr 1fr; }
  .formulas-grid  { grid-template-columns: 1fr; }
  .guar-grid      { grid-template-columns: 1fr; }

  .form-grid      { grid-template-columns: 1fr; }
  .form-group.full { grid-column: auto; }

  .reassure-bar__inner { gap: 18px; justify-content: flex-start; }
  .footer-grid    { grid-template-columns: 1fr; }
  .footer-bottom  { flex-direction: column; align-items: flex-start; }
  .footer-legal   { flex-wrap: wrap; gap: 10px; }

  .hero-home__content { padding: 100px 0 50px; }
  .hero-home__ctas { flex-direction: column; align-items: stretch; }
  .hero-home__ctas .btn { width: 100%; }

  .lf-sidebar-card { display: flex; flex-direction: column; }
  .lf-mini-stats   { grid-column: auto; }

  .cat-section-hd { flex-direction: column; }
}

/* 576px */
@media (max-width: 576px) {
  .container { padding: 0 16px; }
  .section    { padding: 48px 0; }

  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.6rem; }

  .stats-strip .container { grid-template-columns: 1fr 1fr; }
  .stat-item:nth-child(3) { border-right: none; }
  .stat-item { padding: 32px 16px; }

  .team-grid     { grid-template-columns: 1fr 1fr; }
  .equip-grid    { grid-template-columns: 1fr; }
  .formulas-grid { grid-template-columns: 1fr; }

  .lf-form-card  { padding: 24px 18px; }
  .contact-form-card { padding: 24px 18px; }
  .page-hero     { padding: 150px 0 60px; }
  .footer-legal  { flex-direction: column; }
}