/* ============================================================
   Super Vision Optical — Light Theme
   Modern eyewear e-commerce style inspired by glassesusa.com
   ============================================================ */

:root {
  /* Colors */
  --white: #ffffff;
  --bg: #ffffff;
  --bg-alt: #f7f8fa;
  --bg-soft: #fafbfc;
  --navy: #0a2540;
  --navy-700: #0f3358;
  --navy-600: #1e4976;
  --text: #0a2540;
  --text-body: #374151;
  --text-muted: #6b7280;
  --text-light: #9ca3af;
  --gold: #b8935a;
  --gold-dark: #a07f4a;
  --gold-light: #d4b483;
  --border: #e5e7eb;
  --border-light: #f0f1f3;
  --shadow-sm: 0 1px 2px rgba(10, 37, 64, 0.05);
  --shadow: 0 4px 12px rgba(10, 37, 64, 0.06);
  --shadow-md: 0 8px 24px rgba(10, 37, 64, 0.08);
  --shadow-lg: 0 16px 40px rgba(10, 37, 64, 0.12);

  /* Spacing */
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 40px;
  --spacing-2xl: 64px;
  --spacing-3xl: 96px;

  /* Radius */
  --radius-sm: 8px;
  --radius: 12px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-full: 999px;

  /* Type */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Fraunces', Georgia, serif;

  /* Layout */
  --container: 1240px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text-body);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a { color: var(--navy); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--gold); }

h1, h2, h3, h4, h5 {
  font-family: var(--font-sans);
  color: var(--text);
  margin: 0 0 var(--spacing-md);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1rem; }

p { margin: 0 0 var(--spacing-md); color: var(--text-body); }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ===== Promo Bar ===== */
.promo-bar {
  background: var(--navy);
  color: #fff;
  text-align: center;
  font-size: 0.875rem;
  padding: 10px var(--spacing-md);
  letter-spacing: 0.02em;
}
.promo-bar strong { color: var(--gold-light); font-weight: 600; }

/* ===== Header ===== */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--spacing-lg);
  gap: var(--spacing-lg);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--navy);
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
}
.brand:hover { color: var(--navy); }
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--navy);
  color: #fff;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}
.nav-links a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 6px 0;
  position: relative;
}
.nav-links a:hover { color: var(--gold); }
.nav-links a.active { color: var(--navy); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold);
  border-radius: 1px;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}
.nav-phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text);
  font-weight: 600;
  font-size: 0.9375rem;
}
.nav-phone:hover { color: var(--gold); }
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 6px;
  color: var(--navy);
  cursor: pointer;
}
.nav-toggle svg { width: 26px; height: 26px; }

/* ===== Mobile Nav ===== */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: #fff;
  z-index: 200;
  transform: translateX(100%);
  transition: transform 0.25s ease;
  display: flex;
  flex-direction: column;
  padding: var(--spacing-lg);
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--border);
}
.mobile-nav-close {
  background: transparent;
  border: 0;
  color: var(--navy);
  cursor: pointer;
  padding: 6px;
}
.mobile-nav-close svg { width: 26px; height: 26px; }
.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: var(--spacing-lg);
}
.mobile-nav-links a {
  padding: 14px 0;
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text);
  border-bottom: 1px solid var(--border-light);
}
.mobile-nav-foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: var(--spacing-lg);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  border: 1.5px solid transparent;
  transition: all 0.2s ease;
  text-align: center;
  white-space: nowrap;
}
.btn-primary {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
.btn-primary:hover {
  background: var(--navy-700);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline:hover {
  background: var(--navy);
  color: #fff;
}
.btn-accent {
  background: var(--gold);
  color: #fff;
  border-color: var(--gold);
}
.btn-accent:hover {
  background: var(--gold-dark);
  color: #fff;
  transform: translateY(-1px);
}
.btn-light {
  background: #fff;
  color: var(--navy);
  border-color: #fff;
}
.btn-light:hover {
  background: var(--gold);
  color: #fff;
  border-color: var(--gold);
}
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-sm { padding: 8px 16px; font-size: 0.875rem; }

/* ===== Hero Slider ===== */
.hero-slider {
  position: relative;
  min-height: 68vh;
  overflow: hidden;
  background: #0a2540;
}

/* Ambient flowing curves (decorative) */
.hero-waves {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  animation: hw-fade-in 1.6s cubic-bezier(0.22, 1, 0.36, 1) 0.3s forwards;
}
.hw-path {
  transform-origin: center;
  will-change: transform;
}
.hw-path-1 { animation: hw-drift-1 28s ease-in-out infinite; }
.hw-path-2 { animation: hw-drift-2 36s ease-in-out infinite; }
.hw-path-3 { animation: hw-drift-3 32s ease-in-out infinite; }
.hw-path-4 { animation: hw-drift-2 42s ease-in-out infinite reverse; }

@keyframes hw-fade-in { to { opacity: 1; } }
@keyframes hw-drift-1 {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(-40px, -18px); }
  66% { transform: translate(30px, 12px); }
}
@keyframes hw-drift-2 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-60px, 24px); }
}
@keyframes hw-drift-3 {
  0%, 100% { transform: translate(0, 0); }
  40% { transform: translate(50px, -20px); }
  80% { transform: translate(-25px, 14px); }
}

/* Slide-content entrance: stagger headline + lead + CTAs */
.slide.active .slide-content > * {
  animation: hw-enter 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.slide.active .slide-content > *:nth-child(1) { animation-delay: 0.20s; }
.slide.active .slide-content > *:nth-child(2) { animation-delay: 0.30s; }
.slide.active .slide-content > *:nth-child(3) { animation-delay: 0.40s; }
.slide.active .slide-content > *:nth-child(4) { animation-delay: 0.50s; }
.slide.active .slide-content > *:nth-child(5) { animation-delay: 0.60s; }
@keyframes hw-enter {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-waves, .hw-path { animation: none !important; }
  .hero-waves { opacity: 1; }
  .slide.active .slide-content > * { animation: none !important; opacity: 1; transform: none; }
}
.slides {
  position: relative;
  min-height: 68vh;
}
.slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 25%;
  background-repeat: no-repeat;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease;
  display: flex;
  align-items: center;
  padding: var(--spacing-3xl) 0;
}
.slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}
.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10,37,64,0.78) 0%, rgba(10,37,64,0.5) 55%, rgba(10,37,64,0.2) 100%);
  z-index: 0;
}
.slide .container {
  position: relative;
  z-index: 1;
  width: 100%;
}
.slide-content {
  max-width: 640px;
  color: #fff;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}
.slide h1 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: #fff;
  margin-bottom: var(--spacing-md);
}
.slide h1 em {
  font-style: italic;
  color: var(--gold-light);
}
.hero-lead {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.92);
  margin-bottom: var(--spacing-xl);
  max-width: 520px;
}
.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}
.hero-slider .btn-outline {
  border-color: #fff;
  color: #fff;
}
.hero-slider .btn-outline:hover {
  background: #fff;
  color: var(--navy);
}

/* ===== Motion: scroll-triggered fades + staggered reveals ===== */
.fm-fade {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--fm-delay, 0ms),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1) var(--fm-delay, 0ms);
  will-change: opacity, transform;
}
.fm-fade.fm-in {
  opacity: 1;
  transform: translateY(0);
}
/* Slide-in variants for left/right via class on container */
.fm-fade-left { transform: translateX(-32px); }
.fm-fade-left.fm-in { transform: translateX(0); }
.fm-fade-right { transform: translateX(32px); }
.fm-fade-right.fm-in { transform: translateX(0); }

/* Smoother global transitions on interactive elements */
.btn,
.product-card,
.brand-tile,
.quick-cat,
.lens-card,
.review,
.feature-item,
.filter-pill,
.nav-links a,
.footer-social,
.promise,
.products-sort select {
  transition:
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.25s ease,
    color 0.25s ease,
    background 0.25s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 20px rgba(10,37,64,0.18); }
.btn:active { transform: translateY(0); transition-duration: 0.1s; }

/* Card hover lift (smoother than existing) */
.product-card:hover { transform: translateY(-6px); box-shadow: 0 16px 32px rgba(10,37,64,0.12); }
.quick-cat:hover .quick-cat-img { transform: scale(1.06); }
.quick-cat-img { transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1); }
.product-image img { transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1); }
.product-card:hover .product-image img { transform: scale(1.06); }

/* Respect reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .fm-fade { opacity: 1 !important; transform: none !important; transition: none !important; }
  .btn, .product-card, .brand-tile, .quick-cat, .lens-card, .review, .feature-item,
  .filter-pill, .nav-links a, .footer-social, .promise, .products-sort select {
    transition: none !important;
  }
  .quick-cat-img, .product-image img { transition: none !important; }
}

/* Vision comparison slider */
.vision-compare { background: var(--bg-soft); }
.vc-wrap {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,0.15);
  user-select: none;
  --pos: 50%;
}
.vc-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.vc-blur {
  position: absolute;
  inset: 0;
  background-image: url('/images/vision-scene.jpg');
  background-size: cover;
  background-position: center;
  filter: blur(14px) saturate(0.85);
  clip-path: inset(0 calc(100% - var(--pos)) 0 0);
  transition: clip-path 0.05s linear;
}
.vc-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--pos);
  width: 3px;
  background: #fff;
  box-shadow: 0 0 12px rgba(0,0,0,0.4);
  transform: translateX(-50%);
  cursor: ew-resize;
}
.vc-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(0,0,0,0.35);
  cursor: ew-resize;
  transition: transform 0.15s, box-shadow 0.15s;
}
.vc-handle:hover { transform: translate(-50%, -50%) scale(1.08); box-shadow: 0 8px 28px rgba(0,0,0,0.45); }
.vc-handle:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.vc-handle svg polyline:first-child { transform: translateX(-3px); }
.vc-handle svg polyline:last-child { transform: translateX(3px); }
.vc-label {
  position: absolute;
  top: 24px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(10,37,64,0.7);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  pointer-events: none;
  backdrop-filter: blur(8px);
}
.vc-label-left { left: 24px; }
.vc-label-right { right: 24px; }
@media (max-width: 640px) {
  .vc-wrap { aspect-ratio: 4 / 3; }
  .vc-handle { width: 48px; height: 48px; }
  .vc-label { font-size: 0.72rem; top: 16px; padding: 6px 10px; }
  .vc-label-left { left: 12px; }
  .vc-label-right { right: 12px; }
}

/* Promo banner (homepage section) */
.promo-banner {
  background: linear-gradient(135deg, #0a2540 0%, #14365c 50%, #1a4a78 100%);
  color: #fff;
  padding: var(--spacing-3xl) 0;
  overflow: hidden;
}
.promo-banner-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--spacing-3xl);
  align-items: center;
}
.promo-banner-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.1;
  color: #fff;
  margin: var(--spacing-md) 0 var(--spacing-md);
  letter-spacing: -0.02em;
}
.promo-banner-text h2 em {
  font-style: italic;
  color: var(--gold-light);
}
.promo-banner-text p {
  color: rgba(255,255,255,0.85);
  font-size: 1.05rem;
  margin-bottom: var(--spacing-lg);
  max-width: 540px;
  line-height: 1.55;
}
.promo-banner-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-md);
}
.btn-ghost {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.4);
  color: #fff;
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
}
.promo-fineprint-inline {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.65);
  margin: 0;
}
.promo-fineprint-inline strong {
  color: var(--gold-light);
  letter-spacing: 0.05em;
}
.promo-banner-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}
.promo-banner-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.promo-tag {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 100px;
  height: 100px;
  background: var(--gold);
  color: var(--navy);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 2rem;
  line-height: 1;
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
  transform: rotate(-8deg);
}
.promo-tag small {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
  font-family: var(--font-sans);
}
@media (max-width: 900px) {
  .promo-banner-grid { grid-template-columns: 1fr; gap: var(--spacing-2xl); }
  .promo-banner-image { max-width: 480px; margin: 0 auto; aspect-ratio: 1; }
}

/* Promo slide */
.slide-promo .slide-overlay {
  background: linear-gradient(90deg, rgba(10,37,64,0.85) 0%, rgba(10,37,64,0.6) 55%, rgba(10,37,64,0.25) 100%);
}
.promo-badge {
  display: inline-block;
  background: var(--gold);
  color: var(--navy);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: var(--spacing-md);
}
.promo-fineprint {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.7);
  margin-top: var(--spacing-md);
  max-width: 480px;
}

/* Slider controls */
.slider-prev, .slider-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.9);
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.slider-prev:hover, .slider-next:hover {
  background: #fff;
  transform: translateY(-50%) scale(1.08);
}
.slider-prev { left: 24px; }
.slider-next { right: 24px; }

.slider-dots {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}
.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}
.slider-dot.active {
  background: #fff;
  transform: scale(1.25);
}
.slider-dot:hover { background: rgba(255,255,255,0.8); }

@media (max-width: 768px) {
  .slider-prev, .slider-next { display: none; }
  .hero-slider, .slides { min-height: 56vh; }
}

/* ===== Quick Categories (circular tiles) ===== */
.quick-cats {
  padding: var(--spacing-2xl) 0;
  background: #fff;
}
.quick-cats-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-lg);
  max-width: 1080px;
  margin: 0 auto;
}
.quick-cat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--spacing-md);
  transition: transform 0.25s ease;
}
.quick-cat:hover {
  transform: translateY(-4px);
  color: var(--navy);
}
.quick-cat-img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--bg-alt);
  border: 1px solid var(--border-light);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.quick-cat-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.quick-cat:hover .quick-cat-img {
  box-shadow: var(--shadow-md);
}
.quick-cat:hover .quick-cat-img img {
  transform: scale(1.06);
}
.quick-cat-label {
  font-weight: 600;
  font-size: 1rem;
  color: var(--navy);
  letter-spacing: -0.01em;
}

/* ===== Promise strip ===== */
.promise-strip {
  background: var(--bg-alt);
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}
.promise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}
.promise {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
}
.promise-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  border: 1px solid var(--border);
}
.promise-icon svg { width: 24px; height: 24px; stroke-width: 1.75; }
.promise-text {
  font-weight: 600;
  color: var(--navy);
  font-size: 0.9375rem;
  line-height: 1.3;
}
.promise-text small {
  display: block;
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.8125rem;
  margin-top: 2px;
}

/* ===== Sections ===== */
.section { padding: var(--spacing-3xl) 0; }
.section-tight { padding: var(--spacing-2xl) 0; }
.section-alt { background: var(--bg-alt); }
.section-navy {
  background: var(--navy);
  color: #fff;
}
.section-navy h1,
.section-navy h2,
.section-navy h3 { color: #fff; }
.section-navy p { color: rgba(255,255,255,0.85); }

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--spacing-2xl);
}
.section-header h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: -0.02em;
}
.section-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dark);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}
.section-lead {
  font-size: 1.0625rem;
  color: var(--text-muted);
}

/* ===== Product cards ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}
.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.product-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--bg-alt);
  overflow: hidden;
}
.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.product-card:hover .product-image img { transform: scale(1.05); }
.product-info {
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}
.product-brand {
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-dark);
  font-weight: 600;
  margin-bottom: 2px;
}
.product-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  margin: 0;
}
.product-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 4px 0;
  line-height: 1.5;
}
.product-price {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--navy);
  margin-top: var(--spacing-xs);
}
.product-info .btn {
  margin-top: var(--spacing-md);
  width: 100%;
}

/* ===== Brands grid ===== */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  max-width: 960px;
  margin: 0 auto;
}
.brand-tile {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: center;
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1rem;
  color: var(--navy);
  letter-spacing: 0.02em;
  transition: all 0.2s ease;
  text-decoration: none;
}
.brand-tile img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  background: var(--bg-soft);
  transition: transform 0.3s ease;
}
.brand-tile span {
  padding: var(--spacing-md) var(--spacing-sm);
  display: block;
  border-top: 1px solid var(--border);
}
.brand-tile:hover,
.brand-tile.active {
  border-color: var(--gold);
  color: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.brand-tile:hover img,
.brand-tile.active img { transform: scale(1.05); }
.brand-tile.active {
  background: rgba(184, 147, 90, 0.06);
  border-width: 2px;
}
.brand-tile { cursor: pointer; }

/* ===== Lens technology cards ===== */
.lens-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}
.lens-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}
.lens-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.lens-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
  overflow: hidden;
}
.lens-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.lens-body {
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  flex: 1;
}
.lens-body h3 {
  font-size: 1.125rem;
  margin: 0;
  color: var(--navy);
}
.lens-body p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin: 0;
  flex: 1;
}
.lens-link {
  margin-top: var(--spacing-sm);
  font-weight: 600;
  color: var(--gold-dark);
  font-size: 0.9375rem;
}
.lens-link:hover { color: var(--navy); }

/* ===== Eye Exam CTA Banner ===== */
.exam-cta {
  background: var(--navy);
  color: #fff;
  padding: var(--spacing-3xl) 0;
  position: relative;
  overflow: hidden;
}
.exam-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top right, rgba(184, 147, 90, 0.18), transparent 60%);
  pointer-events: none;
}
.exam-cta-content {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
  position: relative;
}
.exam-cta h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  color: #fff;
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: var(--spacing-md);
}
.exam-cta p {
  color: rgba(255,255,255,0.85);
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xl);
}

/* ===== Reviews (Google) ===== */
.reviews-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}
.reviews-header h2 {
  margin-top: var(--spacing-lg);
}
.reviews-lead {
  max-width: 580px;
  margin: var(--spacing-md) auto 0;
  color: var(--text-muted);
}
.google-badge {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 12px 24px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}
.google-g { flex-shrink: 0; }
.google-badge-text { text-align: left; }
.google-badge-title {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.google-rating {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
}
.rating-num {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--navy);
}
.rating-count {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.review-source {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: -4px;
}
.reviews-cta {
  text-align: center;
  margin-top: var(--spacing-2xl);
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}
.review {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.review:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.stars {
  color: var(--gold);
  font-size: 1.125rem;
  letter-spacing: 0.1em;
}
.review-text {
  color: var(--text-body);
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
  flex: 1;
}
.review-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-light);
}
.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
}
.review-meta .name { font-weight: 600; color: var(--navy); font-size: 0.9375rem; }
.review-meta .date { color: var(--text-muted); font-size: 0.8125rem; }

/* ===== Page header (interior pages) ===== */
.page-header {
  background: var(--bg-alt);
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--border);
}
.page-header h1 {
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--navy);
  margin-bottom: var(--spacing-sm);
}
.page-header p {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 640px;
}
.breadcrumb {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--navy); }

/* ===== Filter pills (products page) ===== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  justify-content: center;
  margin-bottom: var(--spacing-2xl);
}
/* Products meta bar (count + sort) */
.products-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0 var(--spacing-lg);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--spacing-xl);
}
.products-count {
  font-size: 0.95rem;
  color: var(--text-muted);
}
.products-count strong {
  color: var(--navy);
  font-weight: 700;
  font-size: 1.1rem;
}
.products-sort {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.products-sort select {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
  background: #fff;
  font: inherit;
  color: var(--navy);
  cursor: pointer;
}
.products-sort select:hover { border-color: var(--gold); }

.filter-pill {
  display: inline-block;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: #fff;
  color: var(--navy);
  font-weight: 500;
  font-size: 0.875rem;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.2s ease;
}
.filter-pill:hover {
  border-color: var(--navy);
  color: var(--navy);
}
.filter-pill.active {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}

/* ===== Services page ===== */
.service-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}
.service-block.reverse { direction: rtl; }
.service-block.reverse > * { direction: ltr; }
.service-block-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
}
.service-block-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.service-block-text h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  margin-bottom: var(--spacing-md);
}
.service-features {
  list-style: none;
  padding: 0;
  margin: var(--spacing-lg) 0;
  display: grid;
  gap: 10px;
}
.service-features li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--text-body);
  font-size: 0.9375rem;
}
.service-features svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  stroke: var(--gold);
  margin-top: 2px;
}

.service-repairs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}
.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  transition: all 0.25s ease;
}
.service-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  margin-bottom: var(--spacing-md);
}
.service-icon svg { width: 24px; height: 24px; }
.service-card h3 {
  color: var(--navy);
  margin-bottom: var(--spacing-xs);
}
.service-card p { color: var(--text-muted); font-size: 0.9375rem; margin: 0; }

/* ===== Contact page ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--spacing-2xl);
  align-items: start;
}
.contact-info-block h2,
.booking-form-wrapper h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--navy);
}
.contact-rows {
  display: grid;
  gap: var(--spacing-lg);
}
.contact-item h4 {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 6px;
  color: var(--gold-dark);
}
.contact-item p {
  color: var(--text-body);
  margin: 0;
  font-size: 1rem;
}
.contact-item a { color: var(--navy); font-weight: 500; }
.contact-item a:hover { color: var(--gold); }

.form-subtitle { color: var(--text-muted); margin-bottom: var(--spacing-lg); }
.form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--navy);
}
.field input,
.field select,
.field textarea {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 0;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(10, 37, 64, 0.08);
}
.field textarea { min-height: 110px; resize: vertical; }
.btn-submit { margin-top: var(--spacing-sm); }
.form-msg { margin: 8px 0 0; font-size: 0.9375rem; }
.form-note {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin: 4px 0 0;
}

.map-wrapper {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  height: 420px;
}
.map-wrapper iframe { width: 100%; height: 100%; border: 0; }

.faq-section-bg { background: var(--bg-alt); }
.section-title {
  font-family: var(--font-serif);
  font-weight: 500;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--navy);
}

.content-grid { display: grid; gap: var(--spacing-lg); }
.content-2col { grid-template-columns: repeat(2, 1fr); }

/* ===== CTA strip ===== */
.cta-strip {
  background: var(--navy);
  color: #fff;
  padding: var(--spacing-2xl) 0;
  text-align: center;
}
.cta-strip h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  color: #fff;
  margin-bottom: var(--spacing-sm);
}
.cta-strip p {
  color: rgba(255,255,255,0.85);
  font-size: 1.0625rem;
  margin-bottom: var(--spacing-lg);
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.75);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}
.site-footer .brand { color: #fff; }
.site-footer .brand-mark { background: var(--gold); color: #fff; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(4, 1fr);
  gap: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand-block p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9375rem;
  margin: var(--spacing-md) 0;
  max-width: 320px;
}
.footer-socials {
  display: flex;
  gap: 10px;
}
.footer-social {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: all 0.2s ease;
}
.footer-social:hover { background: var(--gold); color: #fff; }
.footer-social svg { width: 16px; height: 16px; }

.footer-col h5 {
  color: #fff;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--spacing-md);
  font-weight: 700;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer-col a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9375rem;
}
.footer-col a:hover { color: var(--gold-light); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.6);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}
.footer-bottom-links { display: flex; gap: var(--spacing-md); }
.footer-bottom-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.8125rem;
}
.footer-bottom-links a:hover { color: var(--gold-light); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .products-grid { grid-template-columns: repeat(3, 1fr); }
  .lens-grid { grid-template-columns: repeat(2, 1fr); }
  .brands-grid { grid-template-columns: repeat(3, 1fr); }
  .quick-cats-grid { grid-template-columns: repeat(5, 1fr); gap: var(--spacing-md); }
  .quick-cat-img { width: 140px; height: 140px; }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; gap: var(--spacing-lg); }
  .footer-brand-block { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-phone { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-cta .btn-primary { display: none; }
  .section { padding: var(--spacing-2xl) 0; }
  .section-tight { padding: var(--spacing-xl) 0; }
  .hero { min-height: auto; padding: var(--spacing-2xl) 0; }
  .hero h1 { font-size: 2.25rem; }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-md); }
  .lens-grid { grid-template-columns: 1fr; }
  .brands-grid { grid-template-columns: repeat(2, 1fr); }
  .quick-cats-grid { grid-template-columns: repeat(3, 1fr); }
  .quick-cat-img { width: 110px; height: 110px; }
  .promise-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: 1fr; }
  .service-block,
  .service-block.reverse { grid-template-columns: 1fr; gap: var(--spacing-lg); direction: ltr; }
  .service-repairs { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: var(--spacing-xl); }
  .content-2col { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand-block { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--spacing-md); }
  .products-grid { grid-template-columns: 1fr; }
  .quick-cats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
}