:root {
  --bg: #0a0a0a;
  --fg: #f5f0eb;
  --accent: #c9a96e;
  --muted: #6b6359;
  --surface: #141210;
  --border: #2a2520;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 4rem 2rem;
  background: radial-gradient(ellipse at 50% 80%, #1a1510 0%, var(--bg) 70%);
}

.hero-inner {
  text-align: center;
  max-width: 800px;
}

.hero-badge {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 0.4rem 1.2rem;
  border-radius: 2rem;
  margin-bottom: 3rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 9rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 0.95;
  margin-bottom: 1.5rem;
}

.hero h1 .accent {
  color: var(--accent);
}

.hero-tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  color: var(--muted);
  font-style: italic;
  font-weight: 300;
}

.hero-visual {
  margin-top: 4rem;
  display: flex;
  justify-content: center;
}

.tie-element {
  width: 3px;
  height: 120px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  position: relative;
}

.tie-element::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 12px solid transparent;
  border-right: 12px solid transparent;
  border-top: 20px solid var(--accent);
  opacity: 0.6;
}

/* CONCEPT */
.concept {
  padding: 8rem 2rem;
  border-top: 1px solid var(--border);
}

.concept-inner {
  max-width: 700px;
  margin: 0 auto;
}

.concept-label {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.concept h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 2rem;
}

.concept-text {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 550px;
}

/* FEATURES */
.features {
  padding: 6rem 2rem;
  background: var(--surface);
}

.features-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
}

.feature-card {
  padding: 2.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: border-color 0.3s ease;
}

.feature-card:hover {
  border-color: var(--accent);
}

.feature-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.6;
}

/* CLOSING */
.closing {
  padding: 8rem 2rem;
  text-align: center;
  border-top: 1px solid var(--border);
}

.closing-inner {
  max-width: 650px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.closing-text {
  font-size: 1.1rem;
  color: var(--muted);
}

/* FOOTER */
.site-footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
}

.footer-location {
  font-size: 0.85rem;
  color: var(--muted);
}

/* RESPONSIVE */
@media (max-width: 600px) {
  .hero {
    padding: 3rem 1.5rem;
  }

  .concept,
  .closing {
    padding: 5rem 1.5rem;
  }

  .features {
    padding: 4rem 1.5rem;
  }

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

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
  }
}
/* SHOP SECTION */
.shop {
  padding: 8rem 2rem;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.shop-inner {
  max-width: 960px;
  margin: 0 auto;
}

.shop-label {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.shop-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.shop-desc {
  font-size: 1rem;
  color: var(--muted);
  max-width: 500px;
  margin-bottom: 3rem;
}

.shop-product {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.shop-image-wrap {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.shop-image {
  width: 100%;
  display: block;
  object-fit: contain;
  aspect-ratio: 1 / 1;
}

.shop-price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 2rem;
}

.shop-field {
  margin-bottom: 1.8rem;
}

.shop-field-label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.8rem;
}

.color-options {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.color-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 0.9rem;
  border-radius: 4px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.color-btn.active {
  border-color: var(--accent);
  background: rgba(201, 169, 110, 0.08);
}

.color-swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  display: inline-block;
  border: 1px solid rgba(255,255,255,0.2);
}

.color-white { background: #f5f0eb; }
.color-black { background: #1a1a1a; }
.color-navy  { background: #1d2e4b; }

.size-options {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.size-btn {
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 4px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.size-btn.active {
  border-color: var(--accent);
  background: rgba(201, 169, 110, 0.08);
  color: var(--accent);
}

.checkout-btn {
  width: 100%;
  padding: 1.1rem 2rem;
  background: var(--accent);
  color: #0a0a0a;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: opacity 0.2s;
  margin-top: 0.5rem;
}

.checkout-btn:hover:not(:disabled) {
  opacity: 0.88;
}

.checkout-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.shop-note {
  margin-top: 0.8rem;
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

.shop-error {
  margin-top: 0.8rem;
  padding: 0.75rem 1rem;
  background: rgba(220, 50, 50, 0.12);
  border: 1px solid rgba(220, 50, 50, 0.3);
  border-radius: 4px;
  font-size: 0.85rem;
  color: #f87171;
}

@media (max-width: 700px) {
  .shop-product {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .shop {
    padding: 5rem 1.5rem;
  }
}