/* =========================================================
   SONA CHANDI by Azhar Sons — Couture Jewellery Landing Page
   Old-money / editorial art direction: ivory + deep emerald,
   hairline gold accents, Cormorant Garamond + Jost.
   ========================================================= */

/* ---------- 1. VARIABLES & RESET ---------- */
:root{
  --emerald:#0C3B29;
  --emerald-deep:#072318;
  --emerald-soft:#14513A;
  --gold:#C6A15B;
  --gold-light:#E4CF9A;
  --gold-deep:#A67C34;
  --ivory:#F6F1E7;
  --ivory-dim:#EDE6D6;
  --ink:#1A1712;
  --line:rgba(198,161,91,.35);

  --gold-gradient:linear-gradient(145deg,#E4CF9A,#C6A15B,#A67C34);

  --font-display:'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body:'Jost', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;

  --space-1:.5rem;
  --space-2:1rem;
  --space-3:1.75rem;
  --space-4:2.75rem;
  --space-5:4.5rem;
  --space-6:7rem;

  --radius:2px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --dur:.85s;
  --nav-h:96px;
}
@media (max-width: 900px){ :root{ --nav-h:84px; } }

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; overflow-x:hidden; }
body{
  margin:0;
  font-family:var(--font-body);
  font-weight:300;
  color:var(--ink);
  background:var(--ivory);
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  position:relative;
}
/* Lock background scroll while the mobile menu drawer is open */
body.menu-open{ overflow:hidden; }
img{ max-width:100%; display:block; }
a{ text-decoration:none; color:inherit; }
ul,dl{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{
  font-family:var(--font-display);
  margin:0;
  color:var(--emerald);
  font-weight:400;
  letter-spacing:.005em;
}
h1 em, h2 em, h3 em{ font-style:italic; color:var(--gold-deep); font-weight:400; }
p{ margin:0 0 var(--space-2); }
section{ padding:var(--space-6) var(--space-3); position:relative; }
.section-head{ max-width:1240px; margin:0 auto var(--space-5); }
.section-head h2{ font-size:clamp(2.1rem,4vw,3.1rem); font-weight:300; }

a:focus-visible, button:focus-visible{
  outline:1.5px solid var(--gold-deep);
  outline-offset:3px;
}

/* subtle paper-grain texture, CSS-only, very low opacity */
body::before{
  content:'';
  position:fixed;
  inset:0;
  z-index:1;
  pointer-events:none;
  opacity:.035;
  mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 2. UTILITIES ---------- */
.eyebrow{
  font-family:var(--font-body);
  letter-spacing:.28em;
  text-transform:uppercase;
  font-size:.72rem;
  font-weight:500;
  color:var(--gold-deep);
  margin-bottom:var(--space-2);
}
.eyebrow-light{ color:var(--gold-light); }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.6rem;
  padding:.95rem 2.1rem;
  border-radius:var(--radius);
  font-family:var(--font-body);
  font-weight:500;
  font-size:.78rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  border:1px solid transparent;
  cursor:pointer;
  transition:background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  white-space:nowrap;
}
.btn-solid{
  background:var(--emerald);
  color:var(--ivory);
  border-color:var(--emerald);
}
.btn-solid:hover{ background:var(--emerald-deep); }
.btn-outline{
  border:1px solid var(--gold);
  color:var(--emerald);
  background:transparent;
}
.btn-outline:hover{ background:var(--gold); color:var(--emerald-deep); }
.btn-outline-light{
  border:1px solid var(--gold-light);
  color:var(--ivory);
  background:transparent;
}
.btn-outline-light:hover{ background:var(--gold-light); color:var(--emerald-deep); }

.text-link{
  position:relative;
  font-size:.85rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--gold-deep);
  padding-bottom:3px;
  border-bottom:1px solid var(--gold-deep);
  transition:color var(--dur) var(--ease), border-color var(--dur) var(--ease), padding var(--dur) var(--ease);
}
.text-link:hover{ color:var(--emerald); border-color:var(--emerald); padding-left:4px; }
.text-link-lg{ font-size:.9rem; }

/* ---------- 3. SCROLL REVEAL ---------- */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity var(--dur) var(--ease), transform var(--dur) var(--ease); }
.reveal.in{ opacity:1; transform:translateY(0); }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}

/* ---------- 4. TOP BAR ---------- */
.topbar{ background:var(--emerald-deep); color:var(--gold-light); position:relative; z-index:101; }
.topbar-inner{
  max-width:1240px; margin-inline:auto;
  display:flex; align-items:center; justify-content:space-between;
  gap:var(--space-2); padding:.55rem var(--space-3);
  font-size:.68rem; letter-spacing:.12em; text-transform:uppercase;
}
.topbar-text{ margin:0; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.topbar-contact{ display:flex; align-items:center; gap:.6rem; flex-shrink:0; }
.topbar-sep{ opacity:.4; }
.topbar-contact a{ color:var(--gold-light); transition:opacity var(--dur) var(--ease); }
.topbar-contact a:hover{ opacity:.65; }

/* ---------- 5. NAVBAR ---------- */
.navbar{
  position:sticky; top:0; z-index:100;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.navbar.scrolled{
  background:rgba(246,241,231,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.navbar-inner{
  max-width:1240px; margin-inline:auto;
  min-height:var(--nav-h);
  display:flex; align-items:center; justify-content:space-between;
  padding:0 var(--space-3);
}
.brand{ display:flex; align-items:center; gap:.7rem; }
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-name{ font-family:var(--font-display); font-weight:500; font-size:1.55rem; color:var(--emerald); }
.brand-sub{ font-size:.6rem; letter-spacing:.2em; text-transform:uppercase; color:var(--gold-deep); font-weight:500; }
.navbar:not(.scrolled) .brand-name{ color:var(--ivory); }
.navbar:not(.scrolled) .brand-sub{ color:var(--gold-light); }

.nav-links{ display:flex; align-items:center; gap:var(--space-4); }
.nav-links a{
  font-size:.76rem; font-weight:500; letter-spacing:.14em; text-transform:uppercase;
  color:var(--ink);
  position:relative; padding:.3rem 0;
}
.navbar:not(.scrolled) .nav-links a:not(.nav-cta){ color:var(--ivory); }
.nav-links a:not(.nav-cta)::after{
  content:''; position:absolute; left:0; bottom:-3px; width:0; height:1px;
  background:var(--gold-deep); transition:width var(--dur) var(--ease);
}
.navbar:not(.scrolled) .nav-links a:not(.nav-cta)::after{ background:var(--gold-light); }
.nav-links a:not(.nav-cta):hover::after{ width:100%; }
.navbar:not(.scrolled) .btn-outline{ border-color:var(--gold-light); color:var(--ivory); }
.navbar:not(.scrolled) .btn-outline:hover{ background:var(--gold-light); color:var(--emerald-deep); }

.hamburger{
  display:none; flex-direction:column; justify-content:center; gap:6px;
  width:38px; height:38px; background:none; border:none; cursor:pointer; padding:0;
}
.hamburger span{
  display:block; width:100%; height:1px; background:var(--ink);
  transition:transform var(--dur) var(--ease), opacity var(--dur) var(--ease), background var(--dur) var(--ease);
}
.navbar:not(.scrolled) .hamburger span{ background:var(--ivory); }
.hamburger[aria-expanded="true"] span{ background:var(--ink) !important; }
.hamburger[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.hamburger[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ---------- 6. HERO ---------- */
.hero{
  position:relative;
  min-height:100vh; min-height:100svh;
  margin-top:calc(-1 * var(--nav-h));
  display:flex; align-items:flex-end;
  padding:0;
  overflow:hidden;
  background:var(--emerald-deep);
}
.hero-media{ position:absolute; inset:0; z-index:0; }
.hero-media img{ width:100%; height:100%; object-fit:cover; }
.hero-media.img-fallback{ background:linear-gradient(135deg, var(--emerald-deep), var(--emerald), var(--gold-deep)); }
.hero-scrim{
  position:absolute; inset:0; z-index:1;
  background:
    linear-gradient(90deg, rgba(7,35,24,.88) 0%, rgba(7,35,24,.62) 42%, rgba(7,35,24,.28) 68%, rgba(7,35,24,.15) 100%),
    linear-gradient(0deg, rgba(7,35,24,.55) 0%, rgba(7,35,24,0) 40%);
}
.hero-content{
  position:relative; z-index:2;
  max-width:640px;
  padding:calc(var(--space-6) + 3rem) var(--space-3) var(--space-6) var(--space-3);
}
.hero-title{
  font-size:clamp(2.4rem, 6vw, 4.6rem);
  font-weight:300;
  color:var(--ivory);
  line-height:1.08;
  margin-bottom:var(--space-2);
}
.hero-urdu{
  font-size:1.5rem; color:var(--gold-light); margin-bottom:var(--space-3);
  font-family:var(--font-display); font-weight:500;
}
.hero-sub{
  color:rgba(246,241,231,.82);
  font-size:1.02rem;
  font-weight:300;
  max-width:480px; margin:0 0 var(--space-4);
}
.hero-cta{ display:flex; align-items:center; gap:var(--space-3); flex-wrap:wrap; }
.hero-cta .text-link{ color:var(--gold-light); border-color:var(--gold-light); }
.hero-cta .text-link:hover{ color:var(--ivory); border-color:var(--ivory); }

.scroll-cue{
  position:absolute; bottom:30px; right:var(--space-3);
  z-index:2; width:1px; height:56px;
  background:rgba(246,241,231,.4);
}
.scroll-cue span{
  position:absolute; top:0; left:-2px; width:5px; height:5px; border-radius:50%;
  background:var(--gold-light);
  animation:scrollcue 2.2s infinite;
}
@keyframes scrollcue{
  0%{ top:0; opacity:1; }
  100%{ top:100%; opacity:0; }
}
@media (prefers-reduced-motion: reduce){ .scroll-cue span{ animation:none; top:0; } }

/* ---------- 7. MAISON INTRO STRIP ---------- */
.maison{
  background:var(--ivory);
  padding:var(--space-5) var(--space-3);
  border-bottom:1px solid var(--line);
}
.maison-inner{ max-width:820px; margin-inline:auto; text-align:center; }
.maison-text{
  font-family:var(--font-display);
  font-size:clamp(1.3rem, 2.6vw, 1.85rem);
  font-weight:300;
  line-height:1.5;
  color:var(--emerald);
  margin:0;
}
.maison-text em{ color:var(--gold-deep); font-style:italic; }

/* ---------- 8. COLLECTIONS ---------- */
.collections{ background:var(--ivory); }
.category-block{ margin-bottom:var(--space-6); max-width:1240px; margin-inline:auto; }
.category-block:last-child{ margin-bottom:0; }
.category-eyebrow{
  display:flex; align-items:center; gap:var(--space-2);
  margin-bottom:var(--space-1);
}
.cat-num{
  font-family:var(--font-display); font-size:1.1rem; color:var(--gold-deep); font-style:italic;
}
.cat-rule{ flex:0 0 60px; height:1px; background:var(--gold-deep); }
.cat-name{
  font-family:var(--font-display); font-size:1.9rem; font-weight:400; color:var(--emerald);
}
.category-intro{
  font-family:var(--font-display); font-style:italic; font-size:1.15rem;
  color:#4a4436; margin-bottom:var(--space-4); max-width:520px;
}

.product-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:var(--space-3);
}
.product-card{ display:flex; flex-direction:column; }
.product-img-wrap{
  position:relative; aspect-ratio:1/1; overflow:hidden;
  background:linear-gradient(135deg, var(--emerald-deep), var(--emerald), var(--gold-deep));
  border:1px solid transparent;
  transition:border-color var(--dur) var(--ease);
}
.product-card:hover .product-img-wrap{ border-color:var(--gold); }
.product-img-wrap img{
  width:100%; height:100%; object-fit:cover;
  transition:transform 1.1s var(--ease);
}
.product-card:hover .product-img-wrap img{ transform:scale(1.06); }
.fallback-label{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  text-align:center; padding:1rem;
  font-family:var(--font-display); color:var(--ivory); font-weight:400; font-size:1.15rem; font-style:italic;
  opacity:0; pointer-events:none;
}
.product-img-wrap.img-fallback .fallback-label{ opacity:1; }
.product-info{ padding-top:var(--space-2); }
.product-info h4{ font-size:1.35rem; font-weight:400; margin-bottom:.25rem; }
.product-desc{ font-size:.8rem; color:#5c5646; margin-bottom:.7rem; letter-spacing:.01em; }
.product-row{ display:flex; align-items:center; justify-content:space-between; gap:var(--space-2); }
.product-price{ font-size:.78rem; letter-spacing:.05em; color:var(--ink); font-weight:400; }
.enquire-link{
  font-size:.72rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold-deep); border-bottom:1px solid var(--gold-deep); padding-bottom:2px;
  transition:color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.enquire-link:hover{ color:var(--emerald); border-color:var(--emerald); }

/* ---------- 9. CINEMATIC EMERALD BREAK ---------- */
.feature-dark{
  position:relative;
  min-height:80vh;
  display:flex; align-items:center;
  padding:0;
  overflow:hidden;
  background:var(--emerald-deep);
}
.feature-dark-media{ position:absolute; inset:0; z-index:0; }
.feature-dark-media img{ width:100%; height:100%; object-fit:cover; }
.feature-dark-media.img-fallback{ background:linear-gradient(135deg, var(--emerald-deep), var(--emerald-soft), var(--gold-deep)); }
.feature-dark-media .fallback-label{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  font-family:var(--font-display); color:var(--ivory); font-size:1.4rem; font-style:italic; opacity:0;
}
.feature-dark-media.img-fallback .fallback-label{ opacity:1; }
.feature-dark-scrim{
  position:absolute; inset:0; z-index:1;
  background:linear-gradient(100deg, rgba(7,35,24,.92) 0%, rgba(7,35,24,.72) 45%, rgba(7,35,24,.35) 80%);
}
.feature-dark-content{
  position:relative; z-index:2;
  max-width:620px;
  padding:var(--space-6) var(--space-3);
}
.feature-dark-title{
  font-size:clamp(2rem, 4.4vw, 3.4rem); font-weight:300; color:var(--ivory);
  line-height:1.12; margin-bottom:var(--space-3);
}
.feature-dark-sub{
  color:rgba(246,241,231,.8); font-size:1rem; max-width:460px; margin-bottom:var(--space-4);
}

/* ---------- 10. ABOUT / THE HOUSE ---------- */
.about{ background:var(--ivory); }
.about-inner{
  max-width:1240px; margin-inline:auto;
  display:grid; grid-template-columns:.85fr 1fr; gap:var(--space-5); align-items:center;
}
.about-media{
  position:relative; overflow:hidden;
  aspect-ratio:4/5;
  background:linear-gradient(135deg, var(--emerald-deep), var(--emerald), var(--gold-deep));
  border:1px solid var(--line);
}
.about-media img{ width:100%; height:100%; object-fit:cover; }
.about-media .fallback-label{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  text-align:center; padding:1rem;
  font-family:var(--font-display); color:var(--ivory); font-size:1.6rem; font-style:italic; opacity:0;
}
.about-media.img-fallback .fallback-label{ opacity:1; }
.about-text h2{ font-size:clamp(2rem,3.6vw,2.7rem); margin-bottom:var(--space-3); }
.about-text p{ color:#3d3a2f; max-width:520px; }

/* ---------- 11. HOUSE VALUES ---------- */
.values{ background:var(--ivory-dim); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.values-grid{
  max-width:1000px; margin-inline:auto;
  display:grid; grid-template-columns:1fr 1fr; gap:0;
}
.value-item{
  display:flex; gap:var(--space-3);
  padding:var(--space-4) var(--space-3);
  border-top:1px solid var(--line);
}
.value-item:nth-child(1),
.value-item:nth-child(2){ border-top:none; }
.value-item:nth-child(odd){ border-right:1px solid var(--line); }
.value-num{ font-family:var(--font-display); font-style:italic; font-size:1.3rem; color:var(--gold-deep); flex-shrink:0; }
.value-item h3{ font-size:1.25rem; font-weight:400; margin-bottom:.4rem; }
.value-item p{ font-size:.86rem; color:#4a4436; margin-bottom:0; }

/* ---------- 12. CONTACT / VISIT US ---------- */
.contact{ background:var(--ivory); }
.contact-inner{
  max-width:1240px; margin-inline:auto;
  display:grid; grid-template-columns:.85fr 1.15fr; gap:var(--space-5); align-items:start;
}
.contact-list{ margin-bottom:var(--space-3); }
.contact-row{
  display:grid; grid-template-columns:110px 1fr; gap:var(--space-2);
  padding:var(--space-2) 0;
  border-bottom:1px solid var(--line);
}
.contact-row:first-child{ border-top:1px solid var(--line); }
.contact-row dt{ font-size:.68rem; letter-spacing:.18em; text-transform:uppercase; color:var(--gold-deep); padding-top:2px; }
.contact-row dd{ margin:0; font-size:.92rem; color:var(--ink); }
.contact-row a:hover{ color:var(--gold-deep); }

.map-frame{
  position:relative; width:100%; padding-bottom:78%; height:0;
  overflow:hidden; border:1px solid var(--gold);
}
.map-frame iframe{
  position:absolute; inset:0; width:100%; height:100%; border:0;
  filter:grayscale(.15) contrast(1.02);
}

/* ---------- 13. FOOTER ---------- */
.site-footer{ background:var(--emerald-deep); color:rgba(246,241,231,.8); border-top:1px solid var(--gold); }
.footer-inner{
  max-width:1240px; margin-inline:auto;
  display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:var(--space-4);
  padding:var(--space-5) var(--space-3) var(--space-4);
}
.footer-brand{ display:flex; align-items:center; gap:.75rem; }
.footer-brand-name{ font-family:var(--font-display); font-size:1.4rem; color:var(--ivory); font-weight:400; margin:0; }
.footer-brand-sub{ font-size:.62rem; letter-spacing:.18em; text-transform:uppercase; color:var(--gold-light); margin:0; }
.footer-col h4{
  font-family:var(--font-body); color:var(--gold-light); font-size:.7rem; margin-bottom:var(--space-2);
  text-transform:uppercase; letter-spacing:.18em; font-weight:500;
}
.footer-col{ display:flex; flex-direction:column; gap:.65rem; font-size:.85rem; }
.footer-col a:hover{ color:var(--gold-light); }
.footer-bottom{
  border-top:1px solid rgba(198,161,91,.2);
  text-align:center; padding:var(--space-3);
  font-size:.68rem; letter-spacing:.1em; text-transform:uppercase; color:rgba(228,207,154,.55);
}

/* ---------- 14. FLOATING WHATSAPP BUTTON ---------- */
.float-whatsapp{
  position:fixed; right:22px; bottom:22px; z-index:200;
  width:48px; height:48px; border-radius:50%;
  background:var(--emerald-deep); color:var(--ivory);
  border:1px solid var(--gold);
  display:flex; align-items:center; justify-content:center;
  transition:transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.float-whatsapp:hover{ transform:translateY(-3px); background:var(--emerald); }

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

/* Tablet: ~1024px */
@media (max-width: 1024px){
  .product-grid{ grid-template-columns:repeat(2,1fr); }
  .footer-inner{ grid-template-columns:1fr 1fr; }
  .about-inner{ gap:var(--space-4); }
}

/* Tablet/Mobile nav: ~900px */
@media (max-width: 900px){
  .nav-links{
    position:fixed; top:0; right:0;
    height:100vh; height:100dvh;
    width:min(82vw,340px); max-width:100%;
    background:var(--ivory);
    flex-direction:column; align-items:flex-start;
    padding:calc(var(--nav-h) + 1.25rem) var(--space-3) var(--space-3);
    box-shadow:-16px 0 40px rgba(7,35,24,.18);
    transform:translateX(100%);
    transition:transform .45s var(--ease);
    gap:var(--space-3);
    z-index:99;
    overflow-y:auto;
    overscroll-behavior:contain;
    -webkit-overflow-scrolling:touch;
  }
  .nav-links.open{ transform:translateX(0); }
  .nav-links a{ color:var(--ink); }
  .nav-links a:not(.nav-cta)::after{ background:var(--gold-deep); }
  .nav-cta{ margin-top:var(--space-2); border-color:var(--gold); color:var(--emerald); }
  .hamburger{ display:flex; }
  .about-inner{ grid-template-columns:1fr; }
  .about-media{ order:-1; max-width:420px; margin-inline:auto; width:100%; }
  .contact-inner{ grid-template-columns:1fr; }
  .values-grid{ grid-template-columns:1fr; }
  .value-item:nth-child(odd){ border-right:none; }
  .value-item:nth-child(2){ border-top:1px solid var(--line); }
  .value-item:first-child{ border-top:none; }
}

/* Mobile: ~768px */
@media (max-width: 768px){
  section{ padding:var(--space-5) var(--space-2); }
  .product-grid{ grid-template-columns:repeat(2,1fr); gap:var(--space-2); }
  .footer-inner{ grid-template-columns:1fr 1fr; }
  .topbar-inner{ flex-wrap:wrap; row-gap:.3rem; }
  .topbar-text{ white-space:normal; }
  .hero-content{ padding-top:9rem; }
  .contact-row{ grid-template-columns:90px 1fr; }
}

/* Small mobile: ~480px / 360px */
@media (max-width: 480px){
  .product-grid{ grid-template-columns:1fr; }
  .footer-inner{ grid-template-columns:1fr; text-align:left; }
  .hero-title{ font-size:2.1rem; }
  .hero-cta{ flex-direction:column; align-items:flex-start; }
  .btn{ width:100%; }
  .contact-row{ grid-template-columns:1fr; gap:.2rem; }
  .float-whatsapp{ width:44px; height:44px; right:14px; bottom:14px; }
  .cat-name{ font-size:1.5rem; }
}