/* ============================================================
   SHREE SAI JEWELLERY — style.css
   Mobile-first · Maroon & Gold palette · Cormorant Garamond
   ============================================================ */

/* ── Variables ───────────────────────────────────────────── */
:root {
  --maroon:       #6B1929;
  --maroon-dark:  #4A0F1A;
  --maroon-deep:  #2D0910;
  --gold:         #C9A84C;
  --gold-light:   #E0C98A;
  --gold-pale:    #F5EDD6;
  --cream:        #FAF7F2;
  --cream-warm:   #F3EDE3;
  --text:         #3A1420;
  --text-muted:   #7A5560;
  --white:        #FFFFFF;

  --ff-serif:  'Cormorant Garamond', Georgia, serif;
  --ff-sans:   'Montserrat', system-ui, sans-serif;

  --nav-h:     68px;
  --ease:      cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --dur:       0.35s;
  --dur-slow:  0.65s;
  --radius:    2px;
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--ff-sans);
  background: var(--cream);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}
img  { display: block; max-width: 100%; }
a    { text-decoration: none; color: inherit; }
ul   { list-style: none; }
address { font-style: normal; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ── Scroll-reveal ───────────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease),
              transform var(--dur-slow) var(--ease);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ── Hero entrance animations ────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50%       { transform: scaleY(0.4); opacity: 0.3; }
}

.animate-up {
  opacity: 0;
  animation: fadeUp 0.8s var(--ease) forwards;
  animation-delay: var(--d, 0s);
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn-gold {
  display: inline-block;
  padding: 0.85rem 2.4rem;
  background: var(--gold);
  color: var(--maroon-deep);
  font-family: var(--ff-sans);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1.5px solid var(--gold);
  transition: background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}
.btn-gold:hover {
  background: transparent;
  color: var(--gold);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-block;
  padding: 0.85rem 2.4rem;
  background: transparent;
  color: var(--maroon);
  font-family: var(--ff-sans);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1.5px solid var(--gold);
  transition: background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}
.btn-outline:hover {
  background: var(--gold);
  color: var(--maroon-deep);
  transform: translateY(-2px);
}

/* ── Section header ──────────────────────────────────────── */
.section-head { text-align: center; margin-bottom: 3rem; }
.eyebrow {
  display: block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--ff-serif);
  font-size: clamp(1.9rem, 5vw, 3rem);
  font-weight: 400;
  color: var(--maroon-dark);
  line-height: 1.15;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ================================================================
   NAVBAR
   ================================================================ */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 900;
  height: var(--nav-h);
  background: var(--maroon-deep);
  transition: box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease);
}
.navbar.scrolled {
  background: rgba(45, 9, 16, 0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 24px rgba(0,0,0,0.35);
}

.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}
.nav-logo-img {
  height: 40px;
  width: 40px;
  object-fit: contain;
  background: white;
  padding: 3px;
  border-radius: var(--radius);
}
.nav-brand {
  font-family: var(--ff-serif);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--gold);
  letter-spacing: 0.04em;
  line-height: 1;
}

/* Desktop nav links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav-link {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.82);
  position: relative;
  padding-bottom: 3px;
  transition: color var(--dur) var(--ease);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width var(--dur) var(--ease);
}
.nav-link:hover           { color: var(--gold); }
.nav-link:hover::after    { width: 100%; }
.nav-link.active          { color: var(--gold); }
.nav-link.active::after   { width: 100%; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--white);
  border-radius: 1px;
  transform-origin: center;
  transition: transform var(--dur) var(--ease),
              opacity var(--dur) var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ================================================================
   HERO
   ================================================================ */
.hero {
  min-height: 100svh;
  background: var(--maroon-deep);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 2rem) 1.25rem 3.5rem;
  position: relative;
  overflow: hidden;
}

/* Subtle background gradient orbs */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 75% 45%, rgba(201,168,76,0.07) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 20% 70%, rgba(107,25,41,0.5) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  width: 100%;
  max-width: 1100px;
  text-align: center;
}

/* Text block */
.hero-text { display: flex; flex-direction: column; align-items: center; gap: 0; }

.hero-eyebrow {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.1rem;
}
.hero-title {
  font-family: var(--ff-serif);
  font-size: clamp(3.2rem, 12vw, 7rem);
  font-weight: 300;
  color: var(--white);
  line-height: 1.02;
  margin-bottom: 1.4rem;
}
.hero-title em {
  color: var(--gold);
  font-style: italic;
}

/* Divider */
.hero-rule {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.1rem;
}
.rule-line {
  display: block;
  width: 56px;
  height: 1px;
  background: rgba(201,168,76,0.5);
}
.rule-gem { font-size: 0.45rem; color: var(--gold); }

.hero-subtitle {
  font-family: var(--ff-serif);
  font-size: 1.05rem;
  font-weight: 300;
  font-style: italic;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.1em;
  margin-bottom: 2.25rem;
}

/* Hero image */
.hero-media { width: 100%; max-width: 320px; }

.hero-frame {
  position: relative;
  overflow: hidden;
}
.hero-frame::before,
.hero-frame::after {
  content: '';
  position: absolute;
  z-index: 2;
  pointer-events: none;
}
.hero-frame::before {
  inset: 10px;
  border: 1px solid rgba(201,168,76,0.35);
}
.hero-frame::after {
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(45,9,16,0.15) 0%,
    transparent 30%,
    transparent 70%,
    rgba(45,9,16,0.3) 100%
  );
}
.hero-frame img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  object-position: center top;
  transition: transform 8s ease;
}
.hero-frame:hover img { transform: scale(1.04); }

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 1.75rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.hero-scroll span {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, transparent, var(--gold));
  animation: scrollPulse 1.8s ease-in-out infinite;
}

/* ================================================================
   ABOUT
   ================================================================ */
.about {
  background: var(--cream);
  padding: 5.5rem 0 5rem;
}

.pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem 2.5rem;
}

.pillar { text-align: center; }

.pillar-icon {
  width: 46px;
  height: 46px;
  margin: 0 auto 1.2rem;
  color: var(--gold);
}
.pillar-icon svg { width: 100%; height: 100%; }

.pillar h3 {
  font-family: var(--ff-serif);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--maroon-dark);
  margin-bottom: 0.5rem;
}
.pillar p {
  font-size: 0.78rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--text-muted);
  max-width: 240px;
  margin: 0 auto;
}

/* ================================================================
   COLLECTION
   ================================================================ */
.collection {
  background: var(--cream-warm);
  padding: 5.5rem 0 5rem;
}

/* Filter tabs */
.filter-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2.75rem;
}
.filter-btn {
  padding: 0.45rem 1.1rem;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid rgba(107,25,41,0.18);
  border-radius: var(--radius);
  background: transparent;
  transition: background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}
.filter-btn:hover {
  border-color: var(--maroon);
  color: var(--maroon);
}
.filter-btn.active {
  background: var(--maroon);
  border-color: var(--maroon);
  color: var(--gold);
}

/* Gallery grid */
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
  margin-bottom: 3.5rem;
}

.g-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  cursor: pointer;
  background: var(--maroon-dark);
  border-radius: var(--radius);
}
.g-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
  will-change: transform;
}
.g-overlay {
  position: absolute;
  inset: 0;
  background: rgba(45, 9, 16, 0.68);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}
.g-item:hover .g-overlay { opacity: 1; }
.g-item:hover img         { transform: scale(1.07); }

.g-cat {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}
.g-cta {
  font-family: var(--ff-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--white);
}

/* Hidden items during filter */
.g-item.g-hidden {
  display: none;
}

/* CTA below gallery */
.collection-footer {
  text-align: center;
}
.collection-footer p {
  font-family: var(--ff-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  background: var(--maroon-deep);
  color: rgba(255,255,255,0.75);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  max-width: 1180px;
  margin: 0 auto;
  padding: 4rem 1.25rem 3rem;
}

/* Brand col */
.footer-logo-wrap {
  width: 56px;
  height: 56px;
  background: white;
  padding: 4px;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}
.footer-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.footer-name {
  font-family: var(--ff-serif);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--gold);
  margin-bottom: 0.4rem;
}
.footer-desc {
  font-size: 0.74rem;
  font-weight: 300;
  line-height: 1.85;
  color: rgba(255,255,255,0.42);
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
}

.socials { display: flex; gap: 0.75rem; }
.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(201,168,76,0.28);
  border-radius: var(--radius);
  color: var(--gold);
  transition: background var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              color var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}
.social-btn svg { width: 15px; height: 15px; }
.social-btn:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--maroon-deep);
  transform: translateY(-2px);
}

/* Visit col */
.footer-visit h4,
.footer-hours h4 {
  font-family: var(--ff-serif);
  font-size: 1rem;
  font-weight: 500;
  color: var(--gold);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}
.footer-visit address p {
  font-size: 0.78rem;
  line-height: 1.85;
  color: rgba(255,255,255,0.58);
  margin-bottom: 1.1rem;
}
.footer-phones {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.phone-link {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.58);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--dur) var(--ease);
}
.phone-link:hover { color: var(--gold); }
.wa-badge {
  font-size: 0.58rem;
  font-weight: 600;
  background: #25D366;
  color: #fff;
  padding: 1px 6px;
  border-radius: 10px;
  letter-spacing: 0.04em;
}

/* Hours table */
.hours-tbl {
  border-collapse: collapse;
  width: 100%;
}
.hours-tbl .day {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.38);
  letter-spacing: 0.04em;
  padding: 0.3rem 1rem 0.3rem 0;
  white-space: nowrap;
  vertical-align: top;
  min-width: 88px;
}
.hours-tbl .time {
  font-size: 0.76rem;
  color: rgba(255,255,255,0.6);
  padding: 0.3rem 0;
  vertical-align: top;
}
.hours-tbl .note {
  display: block;
  font-size: 0.64rem;
  color: rgba(201,168,76,0.55);
  margin-top: 1px;
}
.hours-tbl tr.closed .day,
.hours-tbl tr.closed .time {
  color: rgba(201,168,76,0.35);
}

/* Bottom bar */
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 1.25rem 1.25rem;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ================================================================
   FLOATING WHATSAPP
   ================================================================ */
.wa-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 800;
  width: 54px;
  height: 54px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37,211,102,0.45);
  transition: transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}
.wa-float svg { width: 26px; height: 26px; color: #fff; fill: #fff; }
.wa-float:hover {
  transform: scale(1.1) translateY(-2px);
  box-shadow: 0 8px 24px rgba(37,211,102,0.55);
}

/* Pulse ring */
.wa-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,0.4);
  animation: waPulse 2s ease-in-out infinite;
}
@keyframes waPulse {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50%       { transform: scale(1.15); opacity: 0; }
}

/* ================================================================
   LIGHTBOX
   ================================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(10, 3, 5, 0.93);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease);
}
.lightbox.open {
  opacity: 1;
  pointer-events: all;
}
.lb-body {
  max-width: 90vw;
  max-height: 88vh;
  transform: scale(0.92);
  transition: transform 0.35s var(--ease);
}
.lightbox.open .lb-body { transform: scale(1); }
.lb-body img {
  max-width: 100%;
  max-height: 88vh;
  object-fit: contain;
  border: 1px solid rgba(201,168,76,0.2);
}
.lb-close {
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: rgba(255,255,255,0.6);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius);
  transition: background var(--dur) var(--ease),
              color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
  line-height: 1;
}
.lb-close:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--maroon-deep);
}

/* ================================================================
   RESPONSIVE — tablet (≥ 640px)
   ================================================================ */
@media (min-width: 640px) {
  .gallery {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
  .pillars { gap: 3.5rem 4rem; }
}

/* ================================================================
   RESPONSIVE — desktop (≥ 900px)
   ================================================================ */
@media (min-width: 900px) {
  /* Hero splits side by side */
  .hero-inner {
    flex-direction: row;
    align-items: center;
    justify-content: center;
    text-align: left;
    gap: 5rem;
  }
  .hero-text { align-items: flex-start; }
  .hero-rule { justify-content: flex-start; }
  .hero-media { max-width: 400px; flex-shrink: 0; }

  /* Pillars 4 across */
  .pillars { grid-template-columns: repeat(4, 1fr); gap: 2rem; }

  /* Footer 3 cols */
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1.2fr;
    gap: 3.5rem;
    padding: 5rem 1.25rem 4rem;
  }
}

/* ================================================================
   RESPONSIVE — mobile nav (< 700px)
   ================================================================ */
@media (max-width: 699px) {
  .nav-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    top: var(--nav-h);
    inset-inline: 0;
    background: rgba(45, 9, 16, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 0 1.25rem;
    transform: translateY(-110%);
    opacity: 0;
    transition: transform var(--dur) var(--ease),
                opacity var(--dur) var(--ease);
    pointer-events: none;
  }
  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  .nav-link {
    display: block;
    padding: 0.85rem 1.5rem;
    text-align: center;
    font-size: 0.72rem;
  }
  .nav-link::after { display: none; }
}

/* ================================================================
   SMALL MOBILE (< 380px)
   ================================================================ */
@media (max-width: 379px) {
  .gallery { grid-template-columns: 1fr; }
  .filter-row { gap: 0.4rem; }
  .filter-btn { padding: 0.4rem 0.8rem; font-size: 0.6rem; }
}