/* ============================================================
   EYECARE STUDIO — Design System
   Phase 2 | Light-refreshed HTML/CSS site
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* ── CSS Custom Properties ────────────────────────────────── */
:root {
  /* Brand Colours */
  --color-primary:        #09018b;
  --color-primary-dark:   #060173;
  --color-primary-light:  #1a10b8;
  --color-accent:         #e8e6ff;
  --color-gold:           #c8a84b;

  /* Neutrals */
  --color-white:          #ffffff;
  --color-off-white:      #f8f8fc;
  --color-bg-light:       #f4f4f9;
  --color-border:         #e2e2ee;
  --color-text:           #1a1a2e;
  --color-text-muted:     #5e5e7a;
  --color-text-light:     #9494aa;

  /* Typography */
  --font-heading:         'Poppins', sans-serif;
  --font-body:            'Inter', sans-serif;

  --text-xs:    0.75rem;   /* 12px */
  --text-sm:    0.875rem;  /* 14px */
  --text-base:  1rem;      /* 16px */
  --text-md:    1.125rem;  /* 18px */
  --text-lg:    1.25rem;   /* 20px */
  --text-xl:    1.5rem;    /* 24px */
  --text-2xl:   1.875rem;  /* 30px */
  --text-3xl:   2.25rem;   /* 36px */
  --text-4xl:   2.75rem;   /* 44px */

  /* Spacing */
  --space-1:    0.25rem;
  --space-2:    0.5rem;
  --space-3:    0.75rem;
  --space-4:    1rem;
  --space-5:    1.25rem;
  --space-6:    1.5rem;
  --space-8:    2rem;
  --space-10:   2.5rem;
  --space-12:   3rem;
  --space-16:   4rem;
  --space-20:   5rem;
  --space-24:   6rem;

  /* Layout */
  --container-max:   1200px;
  --container-wide:  1400px;
  --radius-sm:       4px;
  --radius-md:       8px;
  --radius-lg:       16px;
  --radius-full:     9999px;

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(9, 1, 139, 0.08);
  --shadow-md:   0 4px 16px rgba(9, 1, 139, 0.12);
  --shadow-lg:   0 8px 32px rgba(9, 1, 139, 0.16);

  /* Transitions */
  --transition:  all 0.25s ease;
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ── Layout Utilities ─────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--wide {
  max-width: var(--container-wide);
}

.section {
  padding-block: var(--space-20);
}

.section--sm {
  padding-block: var(--space-12);
}

.section--lg {
  padding-block: var(--space-24);
}

.section--bg {
  background: var(--color-off-white);
}

.section--dark {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ── Grid ─────────────────────────────────────────────────── */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.flex { display: flex; }
.flex--center { align-items: center; }
.flex--between { justify-content: space-between; }
.flex--wrap { flex-wrap: wrap; }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ── Typography ───────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }
h5 { font-size: var(--text-md); }

.text-center { text-align: center; }
.text-white   { color: var(--color-white) !important; }
.text-primary { color: var(--color-primary); }
.text-muted   { color: var(--color-text-muted); }

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-accent);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.section-title span {
  color: var(--color-primary);
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: 1.7;
}

.section-header {
  margin-bottom: var(--space-12);
}

.section-header.centered {
  text-align: center;
}

.section-header.centered .section-subtitle {
  margin-inline: auto;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-1px);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-white);
}

.btn--white:hover {
  background: transparent;
  color: var(--color-white);
  transform: translateY(-1px);
}

.btn--sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-xs);
}

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.card__image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.card__body {
  padding: var(--space-6);
}

.card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.card__text {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* ── Top Bar ──────────────────────────────────────────────── */
.topbar {
  background: var(--color-primary);
  color: var(--color-white);
  padding-block: var(--space-2);
  font-size: var(--text-xs);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.topbar__phone {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 500;
  color: var(--color-white);
  opacity: 0.9;
  transition: var(--transition);
}

.topbar__phone:hover { opacity: 1; }

.topbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.topbar__link {
  color: var(--color-white);
  opacity: 0.85;
  font-weight: 500;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.topbar__link:hover { opacity: 1; }

.topbar__divider {
  width: 1px;
  height: 14px;
  background: rgba(255,255,255,0.3);
}

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(9, 1, 139, 0.07);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo img {
  height: 44px;
  width: auto;
}

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

.nav__item {
  position: relative;
}

.nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: var(--transition);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-primary);
  background: var(--color-accent);
}

.nav__link svg {
  width: 14px;
  height: 14px;
  transition: var(--transition);
}

.nav__item:hover .nav__link svg {
  transform: rotate(180deg);
}

/* Dropdown */
.nav__dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: var(--transition);
  z-index: 100;
  overflow: hidden;
}

.nav__item:hover .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav__dropdown-link {
  display: block;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.nav__dropdown-link:hover {
  color: var(--color-primary);
  background: var(--color-accent);
  border-left-color: var(--color-primary);
}

.nav__cta {
  margin-left: var(--space-4);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  cursor: pointer;
}

.nav__hamburger span {
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* Mobile Nav */
.nav__mobile {
  display: none;
  flex-direction: column;
  padding: var(--space-4) 0;
  border-top: 1px solid var(--color-border);
}

.nav__mobile.open {
  display: flex;
}

.nav__mobile .nav__link {
  padding: var(--space-3) var(--space-4);
  border-radius: 0;
  border-bottom: 1px solid var(--color-border);
}

.nav__mobile .nav__dropdown-link {
  padding-left: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

/* ── Hero / Banner Slider ─────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--color-primary);
}

.hero__slides {
  display: flex;
  transition: transform 0.6s ease;
}

.hero__slide {
  min-width: 100%;
  position: relative;
}

.hero__slide img {
  width: 100%;
  height: 560px;
  object-fit: cover;
  object-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(9, 1, 139, 0.55) 0%,
    rgba(9, 1, 139, 0.1) 60%,
    transparent 100%
  );
}

.hero__content {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: 100%;
}

.hero__text {
  max-width: 520px;
  color: var(--color-white);
}

.hero__text h1 {
  color: var(--color-white);
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
  line-height: 1.15;
}

.hero__text p {
  font-size: var(--text-md);
  opacity: 0.9;
  margin-bottom: var(--space-6);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* Slider controls */
.hero__prev,
.hero__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.3);
  transition: var(--transition);
  z-index: 10;
}

.hero__prev { left: var(--space-6); }
.hero__next { right: var(--space-6); }

.hero__prev:hover,
.hero__next:hover {
  background: rgba(255,255,255,0.35);
}

.hero__dots {
  position: absolute;
  bottom: var(--space-5);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-2);
}

.hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  transition: var(--transition);
  cursor: pointer;
}

.hero__dot.active {
  background: var(--color-white);
  width: 24px;
  border-radius: var(--radius-full);
}

/* ── About Section ────────────────────────────────────────── */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about__image img {
  width: 100%;
  height: 460px;
  object-fit: cover;
}

.about__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-block: var(--space-5);
}

.about__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.about__list li::before {
  content: '';
  width: 20px;
  height: 20px;
  min-width: 20px;
  background: var(--color-primary);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='white'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-size: 12px;
  background-repeat: no-repeat;
  background-position: center;
  margin-top: 2px;
}

/* ── Feature Cards ────────────────────────────────────────── */
.feature-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.feature-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.feature-card__img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.feature-card__body {
  padding: var(--space-5) var(--space-6);
  border-top: 3px solid var(--color-primary);
}

.feature-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.feature-card__text {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.feature-card__link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  transition: var(--transition);
}

.feature-card__link:hover { gap: var(--space-2); }

/* ── Category Tiles ───────────────────────────────────────── */
.category-tiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.category-tile {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  cursor: pointer;
  group: true;
}

.category-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.category-tile:hover img {
  transform: scale(1.05);
}

.category-tile__label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-8) var(--space-5) var(--space-5);
  background: linear-gradient(to top, rgba(9,1,139,0.85), transparent);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-lg);
}

/* ── Logo Grid (Partners / Brands) ───────────────────────── */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-4);
  align-items: center;
}

.logo-grid__item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  transition: var(--transition);
  min-height: 80px;
}

.logo-grid__item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.logo-grid__item img {
  max-height: 48px;
  width: auto;
  max-width: 120px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: var(--transition);
}

.logo-grid__item:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

/* ── Press / Featured Section ─────────────────────────────── */
.press-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  align-items: center;
  justify-content: center;
}

.press-item {
  transition: var(--transition);
  opacity: 0.7;
}

.press-item:hover { opacity: 1; }

.press-item img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

/* ── Locations ────────────────────────────────────────────── */
.locations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.location-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.location-card__img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.location-card__body {
  padding: var(--space-5) var(--space-6);
}

.location-card__name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.location-card__address {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.location-card__contacts {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.location-card__contact {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: var(--transition);
}

.location-card__contact:hover { color: var(--color-primary); }

.location-card__contact svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ── Testimonials ─────────────────────────────────────────── */
.testimonials {
  background: var(--color-primary);
  color: var(--color-white);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.testimonial-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: var(--transition);
}

.testimonial-card:hover {
  background: rgba(255,255,255,0.12);
}

.testimonial-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-4);
}

.testimonial-card__stars svg {
  width: 16px;
  height: 16px;
  fill: #fbbf24;
  color: #fbbf24;
}

.testimonial-card__text {
  font-size: var(--text-sm);
  line-height: 1.75;
  opacity: 0.9;
  margin-bottom: var(--space-4);
  font-style: italic;
}

.testimonial-card__text::before { content: '"'; }
.testimonial-card__text::after  { content: '"'; }

.testimonial-card__author {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-sm);
  opacity: 0.9;
}

/* ── Contact Form ─────────────────────────────────────────── */
.contact-section {
  background: var(--color-off-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-info {
  padding-top: var(--space-4);
}

.contact-info__item {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.contact-info__icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: var(--color-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.contact-info__icon svg {
  width: 20px;
  height: 20px;
}

.contact-info__label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.contact-info__value {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.6;
}

.form {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form__group {
  margin-bottom: var(--space-5);
}

.form__label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}

.form__label .required {
  color: #e53e3e;
  margin-left: 2px;
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: var(--color-white);
  transition: var(--transition);
  outline: none;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(9,1,139,0.1);
}

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

.form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235e5e7a' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
}

/* ── Footer ───────────────────────────────────────────────── */
.footer-values {
  background: var(--color-primary);
  color: var(--color-white);
  padding-block: var(--space-12);
}

.footer-values__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.footer-value__icon {
  width: 56px;
  height: 56px;
  margin-inline: auto;
  margin-bottom: var(--space-4);
  object-fit: contain;
}

.footer-value__title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-md);
  margin-bottom: var(--space-2);
  color: var(--color-white);
}

.footer-value__text {
  font-size: var(--text-sm);
  opacity: 0.8;
  line-height: 1.6;
}

.footer {
  background: #06004a;
  color: rgba(255,255,255,0.8);
  padding-block: var(--space-12);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--space-10);
}

.footer__logo {
  height: 40px;
  width: auto;
  margin-bottom: var(--space-4);
  filter: brightness(0) invert(1);
}

.footer__about {
  font-size: var(--text-sm);
  line-height: 1.7;
  opacity: 0.75;
  margin-bottom: var(--space-5);
}

.footer__heading {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-white);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

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

.footer__link {
  font-size: var(--text-sm);
  opacity: 0.75;
  transition: var(--transition);
}

.footer__link:hover {
  opacity: 1;
  color: var(--color-white);
  padding-left: var(--space-1);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  opacity: 0.8;
  margin-bottom: var(--space-3);
}

.footer__contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
  color: rgba(255,255,255,0.5);
}

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

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: var(--transition);
}

.footer__social-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.footer__social-link svg {
  width: 16px;
  height: 16px;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  font-size: var(--text-xs);
  opacity: 0.5;
  text-align: center;
}

/* ── Page Hero (inner pages) ──────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  padding-block: var(--space-16);
  text-align: center;
}

.page-hero h1 {
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

.page-hero__breadcrumb {
  font-size: var(--text-sm);
  opacity: 0.7;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.page-hero__breadcrumb a {
  color: var(--color-white);
  transition: var(--transition);
}

.page-hero__breadcrumb a:hover { opacity: 0.9; }

/* ── Dividers & Misc ──────────────────────────────────────── */
.divider {
  width: 56px;
  height: 4px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.divider--center { margin-inline: auto; }

.tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-accent);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .category-tiles { grid-template-columns: repeat(2, 1fr); }
  .feature-cards { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .about__grid { grid-template-columns: 1fr; gap: var(--space-10); }
  .about__image { display: none; }
  .testimonials__grid { grid-template-columns: repeat(2, 1fr); }
  .locations-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  .section { padding-block: var(--space-12); }
  .section--lg { padding-block: var(--space-16); }

  .nav__menu, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .nav__inner { height: 60px; }
  .nav__logo img { height: 36px; }

  .hero__slide img { height: 380px; }
  .hero__text h1 { font-size: var(--text-2xl); }
  .hero__text p { font-size: var(--text-base); }

  .topbar__phone { display: none; }

  .feature-cards { grid-template-columns: 1fr; }
  .category-tiles { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: 1fr; }
  .grid--2 { grid-template-columns: 1fr; }
  .locations-grid { grid-template-columns: 1fr; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer-values__grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .form__row { grid-template-columns: 1fr; }
  .footer-values__grid { grid-template-columns: 1fr; }

  .hero__prev, .hero__next { display: none; }
}

@media (max-width: 480px) {
  .container { padding-inline: var(--space-4); }
  .category-tiles { grid-template-columns: 1fr 1fr; gap: var(--space-3); }
  .hero__actions { flex-direction: column; align-items: flex-start; }
}

/* ── Responsive layout utilities ──────────────────────── */

/* Two-column feature split (text + image) */
.layout-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}
.layout-split--start { align-items: start; }

/* Side-by-side image pair inside a layout-split column */
.img-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

/* Three-column card/stat grids */
.grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

/* Full-width dual-image banner (e.g. myopia hero images) */
.layout-banner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  max-height: 400px;
  overflow: hidden;
}

@media (max-width: 900px) {
  .grid-3col { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .layout-split,
  .layout-split--start {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .grid-3col { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; gap: var(--space-3); }
  .layout-banner { grid-template-columns: 1fr; max-height: 280px; }
  .layout-banner img:last-child { display: none; }
  .layout-banner img:first-child { width: 100%; height: 280px; object-fit: cover; }
}

@media (max-width: 480px) {
  .img-pair { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr; }
}

/* ── Mobile nav hover improvement ────────────────────── */
.nav__mobile .nav__link:hover,
.nav__mobile .nav__dropdown-link:hover {
  background: var(--color-accent);
}

/* ── Mobile topbar ────────────────────────────────────── */
@media (max-width: 480px) {
  .topbar__inner { justify-content: center; }
  .topbar__actions { gap: var(--space-3); }
}

/* ── Page hero on small screens ───────────────────────── */
@media (max-width: 768px) {
  .page-hero { padding-block: var(--space-10); }
  .page-hero h1 { font-size: clamp(1rem, 4vw, 1.4rem); }
}

/* ── Blog card grid ───────────────────────────────────── */
@media (max-width: 640px) {
  .blog-grid { grid-template-columns: 1fr !important; }
}

/* ── Responsive layout utilities ──────────────────────── */

/* Two-column feature split (text + image) */
.layout-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}
.layout-split--start { align-items: start; }

/* Side-by-side image pair inside a layout-split column */
.img-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

/* Three-column card/stat grids */
.grid-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

/* Full-width dual-image banner */
.layout-banner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  max-height: 400px;
  overflow: hidden;
}

@media (max-width: 900px) {
  .grid-3col { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .layout-split,
  .layout-split--start {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .grid-3col { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; gap: var(--space-3); }
  .layout-banner { grid-template-columns: 1fr; max-height: 280px; }
  .layout-banner img:last-child { display: none; }
  .layout-banner img:first-child { width: 100%; height: 280px; object-fit: cover; }
  .page-hero { padding-block: var(--space-10); }
  .page-hero h1 { font-size: clamp(1rem, 4vw, 1.4rem); }
}

@media (max-width: 640px) {
  .blog-grid { grid-template-columns: 1fr !important; }
}

@media (max-width: 480px) {
  .img-pair { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr; }
  .topbar__actions { gap: var(--space-3); }
}

/* Mobile nav hover */
.nav__mobile .nav__link:hover,
.nav__mobile .nav__dropdown-link:hover {
  background: var(--color-accent);
}