/*
Theme Name: Vision Plus Eye Care
Theme URI: https://visionpluseyecare.example
Author: srpixelcreative
Description: Premium multi-page WordPress theme for Vision Plus Eye Care — advanced eye care and premium optical solutions in Kannur, Kerala. Editorial, luxury-medical design system.
Version: 1.0.0
Text Domain: vision-plus
*/

/* ==========================================================================
   1. DESIGN TOKENS
   ========================================================================== */
:root {
  --color-primary: #151719;
  --color-ivory: #F7F6F2;
  --color-gold: #B89A5A;
  --color-grey: #E8E8E5;
  --color-white: #FFFFFF;
  --color-text: #1E2022;
  --color-text-muted: #5B5F63;

  --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;

  --container-max: 1240px;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 32px;
  --space-lg: 64px;
  --space-xl: 96px;
  --space-2xl: 140px;

  --radius-sm: 4px;
  --radius-md: 8px;

  --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);

  --header-height: 88px;
}

/* ==========================================================================
   2. RESET & BASE
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }

h1, h2, h3, h4 { margin: 0 0 var(--space-sm); font-weight: 700; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); line-height: 1.05; font-weight: 800; }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.8rem); line-height: 1.15; }
h3 { font-size: 1.35rem; line-height: 1.3; }
p { margin: 0 0 var(--space-sm); color: var(--color-text-muted); }

.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-md); }
.section { padding: var(--space-xl) 0; }
.section--tight { padding: var(--space-lg) 0; }
.section--ivory { background: var(--color-ivory); }
.section--dark { background: var(--color-primary); color: var(--color-white); }
.section--dark p { color: rgba(255,255,255,0.7); }
.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}
.text-center { text-align: center; }
.section-head { max-width: 720px; margin: 0 auto var(--space-lg); }
.section-head.left { margin-left: 0; }

/* ==========================================================================
   3. BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: all var(--transition-base);
  white-space: nowrap;
}
.btn--primary { background: var(--color-primary); color: var(--color-white); }
.btn--primary:hover { background: var(--color-gold); }
.btn--gold { background: var(--color-gold); color: var(--color-primary); }
.btn--gold:hover { background: var(--color-primary); color: var(--color-white); }
.btn--outline { border-color: var(--color-primary); color: var(--color-primary); background: transparent; }
.btn--outline:hover { background: var(--color-primary); color: var(--color-white); }
.btn--outline-light { border-color: rgba(255,255,255,0.4); color: var(--color-white); background: transparent; }
.btn--outline-light:hover { background: var(--color-white); color: var(--color-primary); }
.btn-row { display: flex; gap: var(--space-sm); flex-wrap: wrap; }

/* ==========================================================================
   4. HEADER
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: transparent;
  transition: background var(--transition-base), box-shadow var(--transition-base), height var(--transition-base);
}
.site-header.is-scrolled {
  background: rgba(247,246,242,0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
  height: 76px;
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.site-logo { font-size: 1.2rem; font-weight: 800; letter-spacing: 0.02em; color: var(--color-white); transition: color var(--transition-base); }
.site-header.is-scrolled .site-logo { color: var(--color-primary); }
.site-logo img { height: 40px; }
.primary-nav ul { display: flex; gap: var(--space-md); align-items: center; }
.primary-nav a {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--color-white);
  transition: color var(--transition-base);
  position: relative;
}
.site-header.is-scrolled .primary-nav a { color: var(--color-primary); }
.primary-nav a:hover { color: var(--color-gold); }
.header-cta { display: flex; align-items: center; gap: var(--space-md); }
.menu-toggle { display: none; background: none; border: none; }

/* ==========================================================================
   5. HERO
   ========================================================================== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  color: var(--color-white);
  background: linear-gradient(180deg, rgba(21,23,25,0.35) 0%, rgba(21,23,25,0.75) 100%), var(--color-primary);
  background-size: cover;
  background-position: center;
  padding-bottom: var(--space-2xl);
}
.hero-inner { max-width: 760px; }
.hero .eyebrow { color: var(--color-gold); }
.hero h1 { color: var(--color-white); }
.hero .lead { color: rgba(255,255,255,0.85); font-size: 1.1rem; max-width: 560px; }
.trust-line {
  display: flex; flex-wrap: wrap; gap: var(--space-sm);
  font-size: 0.8rem; letter-spacing: 0.05em; text-transform: uppercase;
  color: rgba(255,255,255,0.8); margin: var(--space-sm) 0 var(--space-md);
}
.trust-line span::after { content: '•'; margin-left: var(--space-sm); color: var(--color-gold); }
.trust-line span:last-child::after { content: ''; }

.page-hero {
  position: relative;
  padding: calc(var(--header-height) + var(--space-2xl)) 0 var(--space-xl);
  background: var(--color-primary);
  color: var(--color-white);
  text-align: center;
}
.page-hero h1 { color: var(--color-white); }
.page-hero p { color: rgba(255,255,255,0.75); max-width: 640px; margin: 0 auto; }
.breadcrumb { font-size: 0.75rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--color-gold); margin-bottom: var(--space-sm); }
.breadcrumb a { color: rgba(255,255,255,0.6); }
.breadcrumb a:hover { color: var(--color-gold); }

/* ==========================================================================
   6. TRUST BAR / STATS
   ========================================================================== */
.trust-bar { background: var(--color-primary); color: var(--color-white); padding: var(--space-lg) 0; }
.trust-bar .grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); text-align: center; }
.trust-stat .num { font-size: 2.4rem; font-weight: 800; color: var(--color-gold); display: block; }
.trust-stat .label { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.7); }

/* ==========================================================================
   7. CARD GRIDS
   ========================================================================== */
.grid { display: grid; gap: var(--space-md); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5 { grid-template-columns: repeat(5, 1fr); }

.card {
  background: var(--color-white);
  border: 1px solid var(--color-grey);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.card:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(21,23,25,0.08); }
.card-media { aspect-ratio: 4/3; background: var(--color-grey); overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.card:hover .card-media img { transform: scale(1.05); }
.card-body { padding: var(--space-md); }
.card-body h3 { margin-bottom: 4px; }
.card-link { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-gold); display: inline-flex; align-items: center; gap: 6px; margin-top: var(--space-xs); }

/* Brand logo grid */
.brand-tile { display: flex; align-items: center; justify-content: center; padding: var(--space-md); border: 1px solid var(--color-grey); border-radius: var(--radius-md); aspect-ratio: 3/2; filter: grayscale(100%); opacity: 0.7; transition: all var(--transition-base); }
.brand-tile:hover { filter: none; opacity: 1; border-color: var(--color-gold); }

/* Marquee */
.logo-marquee { overflow: hidden; position: relative; padding: var(--space-md) 0; border-top: 1px solid var(--color-grey); border-bottom: 1px solid var(--color-grey); }
.logo-marquee-track { display: flex; gap: var(--space-xl); animation: marquee 30s linear infinite; width: max-content; }
.logo-marquee-track span { font-weight: 700; letter-spacing: 0.05em; color: var(--color-text-muted); font-size: 1.1rem; opacity: 0.6; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ==========================================================================
   8. TWO COLUMN / SPLIT
   ========================================================================== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); align-items: center; }
.split-media { aspect-ratio: 4/5; background: var(--color-grey); border-radius: var(--radius-md); overflow: hidden; }
.split-media img { width: 100%; height: 100%; object-fit: cover; }
.split.reverse { direction: rtl; }
.split.reverse > * { direction: ltr; }

/* ==========================================================================
   9. TIMELINE (Our Story)
   ========================================================================== */
.timeline { position: relative; max-width: 780px; margin: 0 auto; }
.timeline::before { content: ''; position: absolute; left: 24px; top: 0; bottom: 0; width: 1px; background: var(--color-grey); }
.timeline-item { position: relative; padding-left: 64px; margin-bottom: var(--space-lg); }
.timeline-item::before { content: ''; position: absolute; left: 18px; top: 4px; width: 14px; height: 14px; border-radius: 50%; background: var(--color-gold); border: 3px solid var(--color-white); box-shadow: 0 0 0 1px var(--color-gold); }
.timeline-item .eyebrow { margin-bottom: 4px; }

/* ==========================================================================
   10. REVIEWS
   ========================================================================== */
.rating-summary { display: flex; align-items: center; gap: var(--space-md); justify-content: center; margin-bottom: var(--space-lg); }
.rating-summary .score { font-size: 3rem; font-weight: 800; color: var(--color-primary); }
.stars { color: var(--color-gold); font-size: 1.2rem; letter-spacing: 2px; }
.review-card { background: var(--color-ivory); border-radius: var(--radius-md); padding: var(--space-md); }
.review-card .stars { display: block; margin-bottom: var(--space-xs); }

/* ==========================================================================
   11. FORMS
   ========================================================================== */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-sm); }
.form-grid .full { grid-column: 1 / -1; }
.form-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-sm); }
.form-field label { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--color-text); }
.form-field input, .form-field select, .form-field textarea {
  padding: 14px 16px; border: 1px solid var(--color-grey); border-radius: var(--radius-sm);
  font-family: inherit; font-size: 0.95rem; background: var(--color-white); color: var(--color-text);
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: none; border-color: var(--color-gold); }
.form-card { background: var(--color-white); border: 1px solid var(--color-grey); border-radius: var(--radius-md); padding: var(--space-lg); }
.form-note { font-size: 0.8rem; color: var(--color-text-muted); }

/* ==========================================================================
   12. LOCATION CARD (Contact page only)
   ========================================================================== */
.location-card { background: var(--color-primary); color: var(--color-white); border-radius: var(--radius-md); padding: var(--space-lg); }
.location-card h3 { color: var(--color-gold); }
.location-card address { font-style: normal; color: rgba(255,255,255,0.85); margin-bottom: var(--space-md); line-height: 1.7; }
.location-row { display: flex; gap: var(--space-sm); padding: var(--space-sm) 0; border-top: 1px solid rgba(255,255,255,0.12); }
.location-row .label { color: var(--color-gold); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; width: 130px; flex-shrink: 0; }
.map-embed { border-radius: var(--radius-md); overflow: hidden; margin-top: var(--space-md); border: 1px solid var(--color-grey); }
.map-embed iframe { width: 100%; height: 320px; border: 0; display: block; }

/* ==========================================================================
   13. FINAL CTA
   ========================================================================== */
.final-cta { background: var(--color-primary); color: var(--color-white); text-align: center; padding: var(--space-2xl) 0; }
.final-cta h2 { color: var(--color-white); }

/* ==========================================================================
   14. FOOTER
   ========================================================================== */
.site-footer { background: var(--color-primary); color: rgba(255,255,255,0.75); padding: var(--space-xl) 0 var(--space-md); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: var(--space-lg); margin-bottom: var(--space-lg); }
.footer-brand .site-logo { color: var(--color-white); }
.footer-brand p { margin-top: var(--space-sm); }
.footer-col h4 { color: var(--color-white); font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: var(--space-sm); }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a:hover { color: var(--color-gold); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding-top: var(--space-md); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-sm); font-size: 0.8rem; }
.footer-bottom a:hover { color: var(--color-gold); }

/* ==========================================================================
   15. STICKY MOBILE CTA
   ========================================================================== */
.mobile-cta-bar { display: none; }

/* Mobile off-canvas menu */
.mobile-menu {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(320px, 84vw);
  background: var(--color-ivory); z-index: 1000; padding: 100px var(--space-md) var(--space-md);
  transform: translateX(100%); transition: transform var(--transition-base);
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateX(0); box-shadow: -20px 0 60px rgba(0,0,0,0.15); }
.mobile-menu-list li { border-bottom: 1px solid var(--color-grey); }
.mobile-menu-list a { display: block; padding: 16px 0; font-weight: 700; font-size: 1.05rem; }

/* ==========================================================================
   16. FAQ
   ========================================================================== */
.faq-item { border-bottom: 1px solid var(--color-grey); padding: var(--space-sm) 0; }
.faq-item summary { font-weight: 700; cursor: pointer; padding: var(--space-xs) 0; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; color: var(--color-gold); font-size: 1.4rem; }
.faq-item[open] summary::after { content: '–'; }
.faq-item p { margin-top: var(--space-xs); }

/* ==========================================================================
   17. NOTICE (placeholder info)
   ========================================================================== */
.info-notice { display: inline-block; background: var(--color-grey); color: var(--color-text-muted); font-size: 0.75rem; padding: 4px 10px; border-radius: 3px; letter-spacing: 0.02em; }

/* ==========================================================================
   18. RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--5 { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 782px) {
  .primary-nav, .header-cta .btn { display: none; }
  .menu-toggle { display: block; }
  .hero { min-height: 80vh; padding-bottom: var(--space-xl); }
  .split, .split.reverse { grid-template-columns: 1fr; direction: ltr; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--5 { grid-template-columns: repeat(2, 1fr); }
  .trust-bar .grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .footer-bottom { flex-direction: column; }
  body { padding-bottom: 64px; } /* room for sticky bar */
  .mobile-cta-bar {
    display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 998;
    background: var(--color-primary); border-top: 1px solid rgba(255,255,255,0.1);
  }
  .mobile-cta-bar a {
    flex: 1; text-align: center; padding: 14px 8px; color: var(--color-white);
    font-size: 0.7rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase;
    border-right: 1px solid rgba(255,255,255,0.1);
  }
  .mobile-cta-bar a:last-child { border-right: none; background: var(--color-gold); color: var(--color-primary); }
}

@media (max-width: 480px) {
  .grid--2, .grid--3, .grid--4, .grid--5 { grid-template-columns: 1fr; }
  .location-row { flex-direction: column; gap: 4px; }
  .location-row .label { width: auto; }
}