/* =============================================
   XIMEE JEWELRY — Global Styles
   Design: Tiffany-Inspired Minimalist Luxury
   ============================================= */
@import url('https://fonts.googleapis.com/css2?family=Jost:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,500;0,600;1,400&display=swap');

:root {
  --color-bg: #FFFFFF;
  --color-bg-alt: #F9F9F9;
  --color-surface: rgba(255,255,255,0.85);
  --color-surface-deep: #FFFFFF;

  --color-text: #1D1D1D;
  --color-text-muted: #767676;
  --color-text-light: #A0A0A0;

  --color-gold: #1D1D1D; 
  --color-gold-light: #F4F4F4;
  --color-gold-dark: #000000;
  
  --color-accent: #81D8D0; 
  
  --color-shadow-soft: rgba(0,0,0,0.05);
  --color-shadow-deep: rgba(0,0,0,0.1);

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Jost', system-ui, sans-serif;

  --radius-sm: 8px; /* Soften the squareness */
  --radius-md: 16px;
  --radius-lg: 32px;
  --radius-full: 999px; /* Pill shapes */

  --transition: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --header-height: 80px;
  --container-width: 1400px;
  --section-padding: clamp(80px, 10vw, 150px);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 0.95rem;
  line-height: 1.8;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  padding: 15px 40px;
  font-family: var(--font-sans); font-size: 0.75rem;
  font-weight: 500; letter-spacing: 0.25em; text-transform: uppercase;
  border-radius: var(--radius-full); /* Soft pill shape */
  transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease, transform 0.4s ease, box-shadow 0.4s ease;
  cursor: pointer; white-space: nowrap;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--color-text);
  color: #FFFFFF;
  box-shadow: 0 10px 20px var(--color-shadow-soft);
}
.btn-primary:hover {
  background: var(--color-text-muted);
  border-color: var(--color-text-muted);
  transform: translateY(-2px);
  box-shadow: 0 16px 32px var(--color-shadow-deep);
}
.btn-outline {
  border: 1px solid var(--color-text);
  color: var(--color-text); background: transparent;
}
.btn-outline:hover {
  background: var(--color-text); color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 10px 20px var(--color-shadow-soft);
}
.btn-ghost {
  color: var(--color-text-muted); background: transparent;
  border-bottom: 1px solid transparent; padding: 5px 0; border-radius: 0;
}
.btn-ghost:hover { 
  color: var(--color-text);
  border-bottom: 1px solid var(--color-text);
}

/* ---- Section Headings ---- */
.section-header { text-align: center; margin-bottom: clamp(40px, 6vw, 72px); }
.section-sub {
  font-size: 0.65rem; font-weight: 400; letter-spacing: 0.45em;
  text-transform: uppercase; color: var(--color-gold); margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-serif); font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 400; color: var(--color-text); line-height: 1.2;
}

/* ---- Header ---- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  transition: var(--transition);
}
.site-header.scrolled {
  box-shadow: 0 4px 32px var(--color-shadow-soft);
  background: #FFFFFF;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-height);
  max-width: var(--container-width); margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}
.header-nav { display: flex; align-items: center; gap: clamp(16px,3vw,48px); }
.nav-link {
  font-size: 0.75rem; font-weight: 400; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--color-text);
  transition: color var(--transition); position: relative; padding-bottom: 4px;
}
.nav-link::after {
  content:''; position: absolute; bottom: 0; left:0; right:100%; height:1px;
  background: var(--color-text); transition: right var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--color-text-muted); }
.nav-link:hover::after, .nav-link.active::after { right: 0; background: var(--color-text-muted); }

.site-logo { display: flex; align-items: center; flex-shrink: 0; }
.logo-fallback {
  font-family: var(--font-serif); font-size: 1.6rem; font-weight: 500;
  letter-spacing: 0.15em; color: var(--color-text);
}

.header-icons { display: flex; align-items: center; gap: 12px; }
.icon-btn {
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  border-radius: 0; color: var(--color-text);
  transition: var(--transition); position: relative;
}
.icon-btn:hover { color: var(--color-accent); /* Tiffany hover accent */ }
.cart-count {
  position: absolute; top: 8px; right: 4px;
  width: 16px; height: 16px; background: var(--color-accent); color: #fff;
  font-size: 0.6rem; font-weight: 500; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: var(--transition);
}
.cart-count.visible { opacity: 1; }

/* ---- Search ---- */
.search-overlay {
  position: absolute; top: 100%; left: 0; right: 0;
  background: rgba(250,249,247,0.98); backdrop-filter: blur(20px);
  padding: 20px clamp(20px,5vw,60px);
  border-bottom: 1px solid rgba(201,169,110,0.12);
  transform: translateY(-10px); opacity: 0; pointer-events: none;
  transition: var(--transition);
}
.search-overlay.active { transform: translateY(0); opacity: 1; pointer-events: all; }
.search-inner { max-width: 600px; margin: 0 auto; display: flex; gap: 12px; }
.search-input {
  flex: 1; padding: 12px 20px;
  border: 1.5px solid var(--color-gold-light); border-radius: var(--radius-full);
  background:#fff; font-family: var(--font-sans); font-size: 0.95rem;
  color: var(--color-text); outline: none; transition: border-color var(--transition);
}
.search-input:focus { border-color: var(--color-gold); }
.search-close { padding: 10px 16px; color: var(--color-text-muted); font-size: 1rem; }
.search-close:hover { color: var(--color-text); }

/* ---- Mobile ---- */
.mobile-menu-toggle {
  display: none; flex-direction: column; gap: 5px; padding: 8px;
}
.mobile-menu-toggle span {
  display: block; width: 22px; height: 1.5px;
  background: var(--color-text); transition: var(--transition);
}
.mobile-menu {
  display: none; flex-direction: column;
  position: fixed; top: var(--header-height); left: 0; right: 0;
  background: rgba(250,249,247,0.98); backdrop-filter: blur(20px);
  padding: 16px; border-bottom: 1px solid rgba(201,169,110,0.12);
  z-index: 999; transform: translateY(-110%); transition: transform var(--transition);
}
.mobile-menu.open { transform: translateY(0); }
.mobile-nav-link {
  padding: 14px 16px; font-size: 0.85rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-text-muted);
  border-bottom: 1px solid rgba(201,169,110,0.08); transition: color var(--transition);
}
.mobile-nav-link:hover { color: var(--color-gold-dark); }

/* ---- Trust Bar ---- */
.trust-bar {
  background: var(--color-bg-alt);
  border-top: 1px solid rgba(201,169,110,0.15);
  border-bottom: 1px solid rgba(201,169,110,0.15);
  padding: 20px 0;
}
.trust-items {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 4px;
}
.trust-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 24px; font-size: 0.8rem; color: var(--color-text-muted);
  letter-spacing: 0.04em;
}
.trust-item svg { color: var(--color-gold); flex-shrink: 0; }
.trust-divider { width: 1px; height: 28px; background: rgba(201,169,110,0.25); }

/* ---- Product Card ---- */
.product-card {
  background: transparent;
  border-radius: var(--radius-md); overflow: hidden;
  box-shadow: none;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer; position: relative;
  text-align: center; /* Center-aligned for luxury aesthetic */
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 48px var(--color-shadow-soft);
  background: #FFFFFF; /* Add white bg on hover to pop out */
}
.product-card-image { position: relative; overflow: hidden; aspect-ratio: 1; background: #F9F9F9; border-radius: var(--radius-md); }
.product-card-image img {
  width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; /* Ensures jewelry blends with grey bg */
  transition: transform var(--transition-slow), opacity var(--transition);
}
.product-card:hover .product-card-image img { transform: scale(1.05); opacity: 0.9; }

.product-card-actions {
  position: absolute; bottom: 16px; left: 0; right: 0;
  display: flex; justify-content: center; gap: 8px; padding: 0 16px;
  transform: translateY(12px); opacity: 0; transition: var(--transition);
}
.product-card:hover .product-card-actions { transform: translateY(0); opacity: 1; }
.product-action-btn {
  flex: 1; padding: 12px; background: rgba(255,255,255,0.95); backdrop-filter: blur(10px);
  border-radius: var(--radius-full); font-family: var(--font-sans); font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-text);
  text-align: center; transition: var(--transition); border: 1px solid transparent; cursor: pointer;
  box-shadow: 0 4px 12px var(--color-shadow-soft);
}
.product-action-btn.primary { background: var(--color-text); color: #fff; }
.product-action-btn:hover {
  background: var(--color-text); color: #fff; transform: translateY(-2px);
}
.product-badge {
  position: absolute; top: 12px; left: 12px;
  padding: 4px 14px; background: var(--color-text); color: #fff;
  font-size: 0.65rem; font-weight: 400; letter-spacing: 0.15em;
  text-transform: uppercase; border-radius: var(--radius-full);
}
.product-card-body { padding: 24px 10px; }
.product-card-cat {
  font-size: 0.65rem; font-weight: 500; letter-spacing: 0.25em;
  text-transform: uppercase; color: var(--color-text-muted); margin-bottom: 8px;
}
.product-card-name {
  font-family: var(--font-serif); font-size: 1.15rem; font-weight: 400;
  color: var(--color-text); margin-bottom: 12px; line-height: 1.35;
}
.product-card-price { display: flex; align-items: baseline; justify-content: center; gap: 10px; }
.price-current { font-size: 0.95rem; font-weight: 400; color: var(--color-text); }
.price-original { font-size: 0.8rem; color: var(--color-text-light); text-decoration: line-through; }

/* ---- Footer ---- */
.site-footer {
  background: var(--color-text); color: var(--color-text-light); /* Charcoal footer for luxury grounding */
  padding: 80px 0 40px; margin-top: 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  padding-bottom: 60px; border-bottom: 1px solid rgba(255,255,255,0.1); margin-bottom: 40px;
}
.footer-logo {
  font-family: var(--font-serif); font-size: 1.6rem; font-weight: 400;
  color: #FFFFFF; display: block; margin-bottom: 20px; letter-spacing: 0.1em;
}
.footer-brand p { font-size: 0.85rem; line-height: 1.8; margin-bottom: 30px; }
.social-links { display: flex; gap: 12px; }
.social-link {
  width: 40px; height: 40px; border-radius: 0;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  color: #FFFFFF; transition: var(--transition);
}
.social-link:hover { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-text); }
.footer-col h4 {
  font-family: var(--font-serif); font-size: 1rem; font-weight: 400;
  color: #FFFFFF; margin-bottom: 24px; letter-spacing: 0.1em; text-transform: uppercase;
}
.footer-col ul { display: flex; flex-direction: column; gap: 14px; }
.footer-col ul li, .footer-col ul li a { font-size: 0.85rem; color: var(--color-text-light); transition: color var(--transition); }
.footer-col ul li a:hover { color: #FFFFFF; }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.8rem; color: rgba(255,255,255,0.4);
}

/* ---- Floating Contact ---- */
.float-contact {
  position: fixed; bottom: 32px; right: 32px; z-index: 998;
  display: flex; flex-direction: column-reverse; align-items: flex-end; gap: 10px;
}
.float-main-btn {
  width: 54px; height: 54px; border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: #fff; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 24px rgba(201,169,110,0.55);
  transition: var(--transition); position: relative; z-index: 1;
}
.float-main-btn:hover { transform: scale(1.08); box-shadow: 0 8px 32px rgba(201,169,110,0.65); }
.float-options {
  display: flex; flex-direction: column; align-items: flex-end; gap: 10px;
  transform: translateY(10px) scale(0.95); opacity: 0; pointer-events: none;
  transition: var(--transition);
}
.float-options.open { transform: translateY(0) scale(1); opacity: 1; pointer-events: all; }
.float-option { display: flex; align-items: center; gap: 10px; }
.float-label {
  background: rgba(26,23,20,0.85); color: #fff; font-size: 0.78rem;
  padding: 6px 14px; border-radius: var(--radius-full); font-weight: 500;
  backdrop-filter: blur(8px);
}
.float-icon {
  width: 42px; height: 42px; border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 1rem;
  box-shadow: 0 4px 14px rgba(0,0,0,0.2); transition: transform var(--transition);
  flex-shrink: 0;
}
.float-icon:hover { transform: scale(1.12); }
.float-icon-zalo { background: #0180c7; }
.float-icon-fb { background: #1877f2; }
.float-icon-phone { background: #25d366; }

/* ---- Toast ---- */
.toast {
  position: fixed; bottom: 110px; right: 32px;
  background: #1a1714; color: #fff; padding: 14px 22px;
  border-radius: var(--radius-md); font-size: 0.875rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
  transform: translateX(130%); transition: transform var(--transition);
  z-index: 9999; max-width: 300px; border-left: 3px solid var(--color-gold);
}
.toast.show { transform: translateX(0); }

/* ---- AOS ---- */
[data-aos] { opacity: 0; transition: opacity 0.7s ease, transform 0.7s ease; }
[data-aos="fade-up"] { transform: translateY(24px); }
[data-aos="fade-right"] { transform: translateX(-30px); }
[data-aos="fade-left"] { transform: translateX(30px); }
[data-aos-delay="100"] { transition-delay: 0.1s; }
[data-aos-delay="200"] { transition-delay: 0.2s; }
[data-aos-delay="300"] { transition-delay: 0.3s; }
[data-aos].aos-animate { opacity: 1; transform: translate(0,0); }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .header-nav { display: none; }
  .mobile-menu-toggle { display: flex; }
  .mobile-menu { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .trust-divider { display: none; }
  .float-contact { bottom: 20px; right: 20px; }
}

/* ---- 360° Badge on Product Card ---- */
.badge-3d {
  position: absolute; bottom: 12px; right: 12px;
  padding: 3px 9px; background: rgba(15,12,9,0.75);
  backdrop-filter: blur(6px); color: var(--color-gold-light);
  font-size: 0.65rem; font-weight: 500; letter-spacing: 0.12em;
  border-radius: var(--radius-full); border: 1px solid rgba(201,169,110,0.4);
  pointer-events: none;
}

/* ---- Product Detail Modal ---- */
.product-detail-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(10,8,6,0.72); backdrop-filter: blur(6px);
  z-index: 2000; align-items: center; justify-content: center;
  padding: 20px;
}
.product-detail-overlay.open { display: flex; }

.product-modal-box {
  background: var(--color-bg);
  border: 1px solid rgba(201,169,110,0.2);
  border-radius: var(--radius-lg); width: 100%; max-width: 960px;
  max-height: 92vh; overflow-y: auto;
  position: relative; box-shadow: 0 40px 100px rgba(0,0,0,0.5);
  animation: modalIn 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(16px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close-btn {
  position: absolute; top: 16px; right: 18px; z-index: 10;
  background: rgba(255,255,255,0.08); border: none;
  color: var(--color-text-muted); font-size: 1.1rem;
  width: 34px; height: 34px; border-radius: 50%;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.modal-close-btn:hover { background: rgba(201,169,110,0.2); color: var(--color-gold); }

.product-modal-inner {
  display: grid; grid-template-columns: 1fr 1fr; min-height: 420px;
}

/* 3D Viewer */
.modal-viewer-wrap, .modal-image-wrap {
  position: relative; background: #f8f6f2;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg); overflow: hidden;
}
.ijewel-iframe {
  width: 100%; height: 100%; min-height: 420px;
  border: none; display: block;
}
.modal-image-wrap img {
  width: 100%; height: 100%; min-height: 320px; object-fit: cover;
}
.viewer-badge {
  position: absolute; top: 14px; left: 14px;
  background: rgba(10,8,6,0.75); backdrop-filter: blur(6px);
  color: var(--color-gold-light); font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.1em; padding: 4px 12px; border-radius: var(--radius-full);
  border: 1px solid rgba(201,169,110,0.4); pointer-events: none;
}

/* Product Info */
.product-modal-info {
  padding: 40px 36px; display: flex; flex-direction: column; justify-content: center; gap: 16px;
}
.modal-cat-label {
  font-size: 0.68rem; font-weight: 500; letter-spacing: 0.25em;
  text-transform: uppercase; color: var(--color-gold);
}
.modal-product-name {
  font-family: var(--font-serif); font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 400; line-height: 1.2; color: var(--color-text);
}
.modal-price-row { display: flex; align-items: baseline; gap: 12px; }
.modal-price-current { font-size: 1.3rem; font-weight: 600; color: var(--color-gold-dark); }
.modal-price-original { font-size: 0.9rem; color: var(--color-text-light); text-decoration: line-through; }
.modal-desc { font-size: 0.9rem; line-height: 1.75; color: var(--color-text-muted); }
.modal-stock { font-size: 0.78rem; font-weight: 500; letter-spacing: 0.1em; }
.modal-stock.in-stock { color: #52a878; }
.modal-stock.out-stock { color: #c05252; }
.btn-modal-cart {
  width: 100%; padding: 14px; background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: #fff; border: none; border-radius: var(--radius-full);
  font-family: var(--font-sans); font-size: 0.78rem; font-weight: 400;
  letter-spacing: 0.18em; text-transform: uppercase; cursor: pointer;
  transition: var(--transition);
}
.btn-modal-cart:hover { opacity: 0.88; transform: translateY(-1px); }
.modal-3d-hint { font-size: 0.72rem; color: var(--color-text-light); text-align: center; letter-spacing: 0.05em; }

@media (max-width: 700px) {
  .product-modal-inner { grid-template-columns: 1fr; }
  .modal-viewer-wrap, .modal-image-wrap { border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
  .ijewel-iframe { min-height: 300px; }
  .product-modal-info { padding: 24px 22px; }
}