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

:root {
  --black:      #000000;
  --dark:       #111111;
  --dark2:      #1a1a1a;
  --border:     #2a2a2a;
  --white:      #ffffff;
  --gray:       #888888;
  --gold:       #C9A84C;
  --gold-light: #E5C878;
  --font:       -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
                "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ===== Header / Nav ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}

.header.scrolled {
  border-bottom-color: var(--border);
}

.nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--gold);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  letter-spacing: 0.12em;
  color: var(--gray);
  transition: color 0.25s;
  text-transform: uppercase;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--gold);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: transform 0.3s, opacity 0.3s;
  transform-origin: center;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
.nav-mobile {
  display: none;
  flex-direction: column;
  background: var(--dark);
  border-top: 1px solid var(--border);
  padding: 1rem 2rem 1.5rem;
  gap: 0;
}

.nav-mobile.open {
  display: flex;
}

.nav-mobile a {
  padding: 0.75rem 0;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  color: var(--gray);
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-mobile a:last-child {
  border-bottom: none;
}

.nav-mobile a:hover {
  color: var(--gold);
}

/* ===== Hero Banner ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--black);
}

/* Decorative geometric lines */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, transparent 49.5%, var(--border) 49.5%, var(--border) 50.5%, transparent 50.5%),
    linear-gradient(45deg,  transparent 49.5%, var(--border) 49.5%, var(--border) 50.5%, transparent 50.5%);
  background-size: 120px 120px;
  opacity: 0.18;
}

.hero::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(600px, 90vw);
  height: min(600px, 90vw);
  border: 1px solid var(--gold);
  border-radius: 50%;
  opacity: 0.07;
}

.hero-inner {
  position: relative;
  text-align: center;
  padding: 2rem;
}

.hero-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(3.5rem, 12vw, 9rem);
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1;
  color: var(--white);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title span {
  color: var(--gold);
}

.hero-sub {
  font-size: clamp(0.875rem, 2vw, 1rem);
  letter-spacing: 0.2em;
  color: var(--gray);
  text-transform: uppercase;
  margin-bottom: 3rem;
}

.btn-outline {
  display: inline-block;
  padding: 0.85rem 2.5rem;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: background 0.3s, color 0.3s;
}

.btn-outline:hover {
  background: var(--gold);
  color: var(--black);
}

/* ===== Section Shared ===== */
.section {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--gray);
  font-size: 0.95rem;
  max-width: 480px;
  margin-bottom: 3rem;
}

/* Gold divider */
.gold-line {
  width: 40px;
  height: 2px;
  background: var(--gold);
  margin-bottom: 2.5rem;
}

/* ===== Products ===== */
.products-wrap {
  background: var(--dark2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.products-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.product-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: border-color 0.3s;
  cursor: pointer;
}

.product-card:hover {
  border-color: var(--gold);
}

.product-card:hover .product-img-inner {
  transform: scale(1.03);
}

.product-img {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--dark);
}

.product-img-inner {
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Placeholder art for pet supplies */
.product-img--pet .product-img-inner {
  background: linear-gradient(135deg, #1a1a1a 0%, #222 50%, #1a1a1a 100%);
}

.product-img--pet .product-img-inner::before {
  content: '🐾';
  font-size: 5rem;
  opacity: 0.25;
}

/* Placeholder art for jewelry */
.product-img--jewelry .product-img-inner {
  background: linear-gradient(135deg, #1a1a14 0%, #1e1c10 50%, #1a1a14 100%);
}

.product-img--jewelry .product-img-inner::before {
  content: '✦';
  font-size: 6rem;
  color: var(--gold);
  opacity: 0.2;
}

.product-body {
  padding: 1.5rem;
}

.product-tag {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.product-name {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.product-desc {
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.product-link {
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap 0.2s;
}

.product-link::after {
  content: '→';
}

.product-card:hover .product-link {
  gap: 0.75rem;
}

/* ===== About ===== */
.about-wrap {
  background: var(--black);
  border-top: 1px solid var(--border);
}

.about-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4rem;
  align-items: center;
}

.about-deco {
  font-size: clamp(8rem, 18vw, 16rem);
  font-weight: 700;
  color: var(--gold);
  opacity: 0.07;
  line-height: 1;
  letter-spacing: -0.05em;
  user-select: none;
}

.about-content {
  max-width: 560px;
}

.about-text {
  color: var(--gray);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.about-text strong {
  color: var(--white);
  font-weight: 500;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  text-transform: uppercase;
  transition: gap 0.2s;
}

.link-arrow::after {
  content: '→';
}

.link-arrow:hover {
  gap: 0.75rem;
}

/* ===== Footer ===== */
.footer {
  background: var(--dark);
  border-top: 2px solid var(--gold);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem 2rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: start;
}

.footer-brand {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--gray);
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
}

.footer-copy {
  font-size: 0.75rem;
  color: #444;
  letter-spacing: 0.05em;
}

.footer-links-title {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--gray);
  letter-spacing: 0.05em;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--gold);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: center;
}

.footer-bottom p {
  font-size: 0.7rem;
  color: #333;
  letter-spacing: 0.08em;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .about-inner {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .about-deco {
    font-size: 5rem;
    text-align: center;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .section {
    padding: 4rem 1.25rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    letter-spacing: 0.08em;
  }

  .btn-outline {
    padding: 0.75rem 1.75rem;
  }
}