/* ============================================================
   style.css — Serigraphie-Kit.com (FR)
   Modern responsive design — Palette sérigraphie
   ============================================================ */

/* ─── CSS Custom Properties ─────────────────────────────────── */
:root {
  --color-primary:    #1A1A2E;
  --color-secondary:  #E94560;
  --color-accent:     #F5A623;
  --color-bg:         #FFFFFF;
  --color-bg-alt:     #F8F9FA;
  --color-text:       #1A1A2E;
  --color-text-muted: #6B7280;
  --color-border:     #E5E7EB;
  --color-nav-bg:     #1A1A2E;
  --font-heading:     'Montserrat', 'Helvetica Neue', Arial, sans-serif;
  --font-body:        'Open Sans', 'Helvetica Neue', Arial, sans-serif;
  --space-xs:   0.25rem;
  --space-sm:   0.5rem;
  --space-md:   1rem;
  --space-lg:   1.5rem;
  --space-xl:   3rem;
  --space-2xl:  5rem;
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --shadow-card: 0 2px 12px rgba(26,26,46,0.08);
  --shadow-hover: 0 8px 32px rgba(26,26,46,0.15);
  --transition:  0.25s ease;
  --header-h:    70px;
}

/* ─── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--color-secondary); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; }
h1,h2,h3,h4 { font-family: var(--font-heading); line-height: 1.25; }
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 900; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem);   font-weight: 800; }
h3 { font-size: clamp(1rem, 2vw, 1.25rem);  font-weight: 700; }

/* ─── Skip link ──────────────────────────────────────────────── */
.skip-link {
  position: absolute; top: -100%; left: var(--space-md);
  background: var(--color-secondary); color: #fff;
  padding: var(--space-sm) var(--space-md);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  font-weight: 700; z-index: 9999; transition: top var(--transition);
}
.skip-link:focus { top: 0; }

/* ─── Focus visible ──────────────────────────────────────────── */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ─── Container ──────────────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-lg); }

/* ─── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.75rem 1.75rem; border-radius: var(--radius-md);
  font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem;
  letter-spacing: 0.3px; border: 2px solid transparent;
  cursor: pointer; transition: all var(--transition);
  text-decoration: none; white-space: nowrap;
}
.btn-primary {
  background: var(--color-secondary); color: #fff;
  border-color: var(--color-secondary);
}
.btn-primary:hover {
  background: #c73550; border-color: #c73550;
  color: #fff; text-decoration: none;
  transform: translateY(-2px); box-shadow: 0 6px 20px rgba(233,69,96,0.35);
}
.btn-secondary {
  background: transparent; color: #fff;
  border-color: rgba(255,255,255,0.75);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.15); color: #fff;
  border-color: #fff; text-decoration: none; transform: translateY(-2px);
}
.btn-secondary-dark {
  background: transparent; color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-secondary-dark:hover {
  background: var(--color-primary); color: #fff;
  text-decoration: none; transform: translateY(-2px);
}
.btn-accent {
  background: var(--color-accent); color: var(--color-primary);
  border-color: var(--color-accent);
}
.btn-accent:hover {
  background: #d4901c; border-color: #d4901c;
  color: var(--color-primary); text-decoration: none; transform: translateY(-2px);
}

/* ─── Section header ─────────────────────────────────────────── */
.section-header { text-align: center; margin-bottom: var(--space-xl); }
.section-header h2 { color: var(--color-primary); margin-bottom: var(--space-sm); }
.section-header p  { color: var(--color-text-muted); max-width: 640px; margin: 0 auto; }

/* ─── Header ─────────────────────────────────────────────────── */
header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--color-nav-bg);
  box-shadow: 0 2px 16px rgba(0,0,0,0.25);
  height: var(--header-h);
}
.header-inner {
  display: flex; align-items: center;
  justify-content: space-between; height: 100%;
}
.logo-link { display: flex; align-items: center; flex-shrink: 0; }
.logo-link svg text { fill: #fff; }
/* Override text fill for dark nav */
.logo-link svg text:nth-of-type(1) { fill: #fff !important; }
.logo-link svg text:nth-of-type(2) { fill: #9CA3AF !important; }
.logo-link svg text:nth-of-type(3) { fill: var(--color-accent) !important; }

/* ─── Nav menu ───────────────────────────────────────────────── */
.nav-menu ul {
  display: flex; align-items: center; gap: var(--space-sm);
}
.nav-menu ul li a {
  color: rgba(255,255,255,0.85); font-family: var(--font-heading);
  font-weight: 600; font-size: 0.88rem; letter-spacing: 0.4px;
  padding: 0.45rem 0.7rem; border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav-menu ul li a:hover,
.nav-menu ul li a[aria-current="page"] {
  color: #fff; background: rgba(255,255,255,0.12); text-decoration: none;
}
.nav-menu ul li a[aria-current="page"] {
  color: var(--color-accent);
}

/* ─── Hamburger ──────────────────────────────────────────────── */
.hamburger {
  display: none; flex-direction: column; justify-content: space-between;
  width: 32px; height: 22px; background: none; border: none; cursor: pointer;
  padding: 0; z-index: 1100; flex-shrink: 0;
}
.hamburger span {
  display: block; height: 2.5px;
  background: #fff; border-radius: 2px;
  transition: all var(--transition);
}
body.nav-open .hamburger span:nth-child(1) { transform: translateY(9.75px) rotate(45deg); }
body.nav-open .hamburger span:nth-child(2) { opacity: 0; transform: scaleX(0); }
body.nav-open .hamburger span:nth-child(3) { transform: translateY(-9.75px) rotate(-45deg); }

@media (max-width: 900px) {
  .hamburger { display: flex; }
  .nav-menu {
    position: fixed; inset: var(--header-h) 0 0 0;
    background: var(--color-nav-bg); padding: var(--space-xl) var(--space-lg);
    transform: translateX(100%); transition: transform var(--transition);
    overflow-y: auto; z-index: 999;
  }
  body.nav-open .nav-menu { transform: translateX(0); }
  .nav-menu ul { flex-direction: column; align-items: flex-start; gap: var(--space-md); }
  .nav-menu ul li a { font-size: 1.1rem; }
}

/* ─── Hero ───────────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  min-height: 620px; display: flex; align-items: center;
  background: var(--color-primary);
}
.hero__bg-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  z-index: 0; opacity: 0.18;
  filter: blur(2px) saturate(1.4);
  transform: scale(1.05);
}
.hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(
    120deg,
    rgba(26,26,46,0.97) 0%,
    rgba(26,26,46,0.88) 50%,
    rgba(26,26,46,0.55) 100%
  );
}
.hero__inner {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr 420px;
  align-items: center;
  gap: var(--space-2xl);
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}
.hero__content { max-width: 620px; }

/* Badge animé */
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(245,166,35,0.12);
  border: 1px solid rgba(245,166,35,0.4);
  color: var(--color-accent);
  font-family: var(--font-heading); font-weight: 700; font-size: 0.8rem;
  letter-spacing: 0.8px; text-transform: uppercase;
  padding: 0.4rem 1rem; border-radius: 50px;
  margin-bottom: var(--space-lg);
}
.hero__badge-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-accent);
  animation: pulse-dot 1.8s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.hero__title {
  color: #fff; max-width: 640px;
  margin-bottom: var(--space-lg);
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.hero__subtitle {
  color: rgba(255,255,255,0.78); max-width: 560px;
  font-size: 1.05rem; margin-bottom: var(--space-xl); line-height: 1.75;
}
.hero__cta { display: flex; gap: var(--space-md); flex-wrap: wrap; margin-bottom: var(--space-xl); }

/* Stats bar */
.hero__stats {
  display: flex; align-items: center; gap: var(--space-lg);
  flex-wrap: wrap;
}
.hero__stat { text-align: center; }
.hero__stat-num {
  display: block;
  font-family: var(--font-heading); font-weight: 900; font-size: 1.5rem;
  color: var(--color-accent); line-height: 1.1;
}
.hero__stat-lbl {
  display: block; font-size: 0.78rem; color: rgba(255,255,255,0.6);
  letter-spacing: 0.3px; margin-top: 2px;
}
.hero__stat-divider {
  width: 1px; height: 36px;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
}

/* Colonne image produit */
.hero__product-img-wrap {
  position: relative; display: flex;
  align-items: center; justify-content: center;
}
.hero__product-glow {
  position: absolute; inset: -30px;
  background: radial-gradient(ellipse at center, rgba(233,69,96,0.25) 0%, transparent 70%);
  border-radius: 50%; z-index: 0;
  animation: glow-pulse 3s ease-in-out infinite;
}
@keyframes glow-pulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}
.hero__product-img {
  position: relative; z-index: 1;
  width: 100%; max-width: 420px; height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.08);
  transition: transform 0.4s ease;
}
.hero__product-img:hover { transform: scale(1.03) translateY(-4px); }
.hero__product-label {
  position: absolute; bottom: -14px; left: 50%; transform: translateX(-50%);
  background: var(--color-secondary);
  color: #fff; font-family: var(--font-heading); font-weight: 800;
  font-size: 0.88rem; padding: 0.45rem 1.4rem;
  border-radius: 50px; white-space: nowrap; z-index: 2;
  box-shadow: 0 4px 16px rgba(233,69,96,0.45);
}

@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero__content { max-width: 100%; }
  .hero__title, .hero__subtitle { max-width: 100%; }
  .hero__cta { justify-content: center; }
  .hero__stats { justify-content: center; }
  .hero__product-img-wrap { margin-top: var(--space-xl); }
  .hero__badge { justify-content: center; }
}
@media (max-width: 640px) {
  .hero { min-height: auto; }
  .hero__cta { flex-direction: column; }
  .hero__cta .btn { width: 100%; justify-content: center; }
  .hero__product-img-wrap { display: none; }
}

/* ─── Product cards ──────────────────────────────────────────── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}
.card {
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.product-card__image {
  width: 100%; height: 220px; object-fit: cover;
}
.product-card__body { padding: var(--space-lg); }
.product-card__title {
  font-family: var(--font-heading); font-weight: 700;
  font-size: 1.05rem; margin-bottom: var(--space-sm); color: var(--color-primary);
}
.product-card__description {
  color: var(--color-text-muted); font-size: 0.93rem;
  margin-bottom: var(--space-md); line-height: 1.65;
}
.product-card__price {
  font-family: var(--font-heading); font-weight: 900;
  font-size: 1.3rem; color: var(--color-secondary);
  margin-bottom: var(--space-md);
}
.product-card__cta { width: 100%; text-align: center; }

/* ─── Why choose us ──────────────────────────────────────────── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg);
}
.why-card {
  text-align: center; padding: var(--space-xl) var(--space-lg);
  background: var(--color-bg); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.why-card__icon { font-size: 2.5rem; margin-bottom: var(--space-sm); }
.why-card h3 {
  font-family: var(--font-heading); font-size: 1.05rem;
  margin-bottom: var(--space-xs); color: var(--color-primary);
}
.why-card p { color: var(--color-text-muted); font-size: 0.93rem; }

/* ─── FAQ Accordion ──────────────────────────────────────────── */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--color-border); border-radius: var(--radius-md);
  margin-bottom: var(--space-sm); overflow: hidden;
}
.faq-item summary {
  font-family: var(--font-heading); font-weight: 700; font-size: 1rem;
  padding: var(--space-lg); cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
  color: var(--color-primary); background: var(--color-bg);
  transition: background var(--transition);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; font-size: 1.4rem; font-weight: 300;
  color: var(--color-secondary); transition: transform var(--transition);
  flex-shrink: 0; margin-left: var(--space-md);
}
.faq-item[open] summary { background: #FFF5F7; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { background: #FFF5F7; }
.faq-answer {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-muted); line-height: 1.75;
}
.faq-answer a { color: var(--color-secondary); font-weight: 600; }

/* ─── Reviews ────────────────────────────────────────────────── */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}
.review-card {
  background: var(--color-bg); border-radius: var(--radius-md);
  padding: var(--space-lg); box-shadow: var(--shadow-card);
}
.review-stars { color: var(--color-accent); font-size: 1.2rem; margin-bottom: var(--space-sm); }
.review-text  { font-style: italic; color: var(--color-text-muted); margin-bottom: var(--space-sm); }
.review-author { font-weight: 700; font-size: 0.9rem; }

.trust-badge {
  background: var(--color-bg); border-radius: var(--radius-md);
  padding: var(--space-xl); box-shadow: var(--shadow-card);
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; text-align: center;
}
.trust-badge__icon  { font-size: 2.5rem; margin-bottom: var(--space-sm); }
.trust-badge__score { font-weight: 700; font-size: 1.1rem; margin-bottom: var(--space-xs); }
.trust-badge__sub   { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: var(--space-md); }

.trust-row {
  text-align: center; padding: var(--space-lg); background: var(--color-bg);
  border-radius: var(--radius-lg); border: 2px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  gap: var(--space-xl); flex-wrap: wrap; margin-top: var(--space-xl);
}
.trust-row__stat .num {
  font-size: 2rem; font-weight: 900; color: var(--color-secondary);
  font-family: var(--font-heading);
}
.trust-row__stat .stars { color: var(--color-accent); font-size: 1.2rem; }
.trust-row__stat .lbl  { font-size: 0.85rem; color: var(--color-text-muted); }

/* ─── SEO Text section ───────────────────────────────────────── */
.seo-text { max-width: 900px; margin: 0 auto; }
.seo-text h2 { margin-bottom: var(--space-md); color: var(--color-primary); }
.seo-text h3 { margin-top: var(--space-xl); margin-bottom: var(--space-sm); color: var(--color-primary); }
.seo-text p  { margin-bottom: var(--space-md); color: var(--color-text); }
.seo-text ul { padding-left: var(--space-lg); margin-bottom: var(--space-md); }
.seo-text ul li { margin-bottom: var(--space-xs); color: var(--color-text); }

/* ─── Final CTA band ─────────────────────────────────────────── */
.cta-band {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #c73550 100%);
  padding: var(--space-2xl) 0; text-align: center;
}
.cta-band h2 { color: #fff; margin-bottom: var(--space-sm); }
.cta-band p  { color: rgba(255,255,255,0.88); max-width: 560px; margin: 0 auto var(--space-xl); }

/* ─── Gallery ────────────────────────────────────────────────── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-md);
}
.gallery-grid figure {
  border-radius: var(--radius-md); overflow: hidden; cursor: pointer;
  position: relative; background: #f3f4f6;
  transition: transform var(--transition), box-shadow var(--transition);
}
.gallery-grid figure:hover { transform: scale(1.03); box-shadow: var(--shadow-hover); }
.gallery-grid figure img { width: 100%; height: 220px; object-fit: cover; display: block; }
.gallery-grid figcaption {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: rgba(26,26,46,0.72); color: #fff;
  font-size: 0.82rem; padding: var(--space-sm) var(--space-md);
  transform: translateY(100%); transition: transform var(--transition);
}
.gallery-grid figure:hover figcaption { transform: translateY(0); }

/* ─── Lightbox ───────────────────────────────────────────────── */
#lightbox {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.9); z-index: 2000;
  align-items: center; justify-content: center; flex-direction: column;
}
#lightbox.active { display: flex; }
#lightbox-img { max-width: 90vw; max-height: 80vh; border-radius: var(--radius-md); }
#lightbox-caption {
  color: rgba(255,255,255,0.8); margin-top: var(--space-md);
  font-size: 0.95rem; text-align: center;
}
#lightbox-close {
  position: absolute; top: var(--space-lg); right: var(--space-lg);
  background: none; border: 2px solid rgba(255,255,255,0.5); color: #fff;
  width: 42px; height: 42px; border-radius: 50%; font-size: 1.3rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
#lightbox-close:hover { background: var(--color-secondary); border-color: var(--color-secondary); }
.lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,0.15); border: 2px solid rgba(255,255,255,0.3);
  color: #fff; width: 46px; height: 46px; border-radius: 50%;
  font-size: 1.3rem; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.lightbox-nav:hover { background: var(--color-secondary); border-color: var(--color-secondary); }
.lightbox-nav:disabled { opacity: 0.3; cursor: not-allowed; }
#lightbox-prev { left: var(--space-lg); }
#lightbox-next { right: var(--space-lg); }

/* ─── Videos page ────────────────────────────────────────────── */
.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
}
.video-card {
  border-radius: var(--radius-lg); overflow: hidden; background: var(--color-bg);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.video-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.video-thumb {
  position: relative; display: block; overflow: hidden;
  background: #000;
}
.video-thumb img { width: 100%; height: 200px; object-fit: cover; display: block; transition: opacity var(--transition); }
.video-thumb:hover img { opacity: 0.75; }
.video-play-icon {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 60px; height: 60px; border-radius: 50%;
  background: rgba(233,69,96,0.9);
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--transition), background var(--transition);
}
.video-thumb:hover .video-play-icon { transform: translate(-50%, -50%) scale(1.1); background: var(--color-secondary); }
.video-play-icon svg { fill: #fff; width: 24px; height: 24px; margin-left: 4px; }
.video-card__body { padding: var(--space-md) var(--space-lg); }
.video-card__title { font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem; margin-bottom: var(--space-xs); color: var(--color-primary); }
.video-card__meta  { font-size: 0.82rem; color: var(--color-text-muted); }

/* ─── Footer ─────────────────────────────────────────────────── */
footer {
  background: var(--color-primary); color: rgba(255,255,255,0.82);
  padding: var(--space-2xl) 0 var(--space-lg);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-xl); margin-bottom: var(--space-xl);
}
.footer-brand__tagline { font-size: 0.9rem; margin-top: var(--space-sm); opacity: 0.75; }
.footer-heading {
  font-family: var(--font-heading); font-weight: 800; font-size: 0.85rem;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--color-accent); margin-bottom: var(--space-md);
}
.footer-links li { margin-bottom: var(--space-sm); }
.footer-links a { color: rgba(255,255,255,0.75); font-size: 0.9rem; transition: color var(--transition); }
.footer-links a:hover { color: #fff; text-decoration: none; }
.footer-social { display: flex; gap: var(--space-md); margin-top: var(--space-sm); }
.footer-social a {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.3); color: rgba(255,255,255,0.8);
  font-size: 0.9rem; font-weight: 700; transition: all var(--transition);
  text-decoration: none;
}
.footer-social a:hover { background: var(--color-secondary); border-color: var(--color-secondary); color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12); padding-top: var(--space-lg);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--space-md);
}
.footer-bottom p { font-size: 0.85rem; opacity: 0.6; }
.footer-bottom a { color: var(--color-accent); font-size: 0.85rem; }

/* ─── Scroll to top ──────────────────────────────────────────── */
#scroll-top {
  position: fixed; bottom: var(--space-xl); right: var(--space-lg);
  background: var(--color-secondary); color: #fff;
  width: 46px; height: 46px; border-radius: 50%; border: none;
  cursor: pointer; font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(233,69,96,0.4);
  opacity: 0; pointer-events: none; transition: opacity var(--transition), transform var(--transition);
  z-index: 800;
}
#scroll-top:hover { transform: scale(1.1); }

/* ─── Page hero (inner pages) ────────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #2d2d4e 100%);
  padding: var(--space-2xl) 0; text-align: center;
}
.page-hero h1 { color: #fff; }
.page-hero p  { color: rgba(255,255,255,0.78); margin-top: var(--space-sm); }

/* ─── Responsive helpers ─────────────────────────────────────── */
@media (max-width: 640px) {
  .products-grid, .reviews-grid, .footer-grid { grid-template-columns: 1fr; }
  .trust-row { gap: var(--space-lg); }
  .footer-bottom { flex-direction: column; text-align: center; }
}