/* ============================================
   Fish Brothers — Seafood Distribution
   Modern, maritime-inspired design system
   ============================================ */

:root {
  /* Palette: deep ocean, cream, accent */
  --color-deep: #0d2137;
  --color-ocean: #1a3a52;
  --color-teal: #2d5a6b;
  --color-slate: #4a7c8c;
  --color-cream: #f6f3ee;
  --color-sand: #e8e4dc;
  --color-white: #ffffff;
  --color-accent: #c97b5a;
  --color-accent-hover: #b5694a;
  --color-text: #1a2a36;
  --color-text-muted: #5a6b76;

  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --transition: 0.25s ease;
  --shadow-soft: 0 4px 24px rgba(13, 33, 55, 0.08);
  --shadow-card: 0 8px 32px rgba(13, 33, 55, 0.12);
}

/* Reset & base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-cream);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition), opacity var(--transition); }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 600; line-height: 1.2; margin: 0 0 var(--space-sm); }
address { font-style: normal; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 var(--space-lg); }

/* ========== Header ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-md) 0;
  background: rgba(246, 243, 238, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}
.header.scrolled { border-bottom-color: rgba(13, 33, 55, 0.08); }

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  color: var(--color-deep);
}
.logo img {
  display: block;
  height: 64px;
  width: auto;
  object-fit: contain;
}
.header .logo img { height: 64px; }
.footer-brand .logo {
  margin-bottom: var(--space-sm);
}
.footer-brand .logo img {
  height: 80px;
  width: auto;
}

.nav ul {
  display: flex;
  gap: var(--space-lg);
}
.nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
}
.nav a:hover { color: var(--color-deep); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-deep);
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: currentColor;
  border-radius: var(--radius-full);
}

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(80px + var(--space-2xl)) var(--space-lg) var(--space-2xl);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(165deg, var(--color-deep) 0%, var(--color-ocean) 40%, var(--color-teal) 100%);
  z-index: -1;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-content {
  text-align: center;
  max-width: 720px;
}

.hero-label {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.hero-title {
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.15rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
}
.btn-primary:hover { background: var(--color-accent-hover); }

.btn-secondary {
  background: transparent;
  color: var(--color-deep);
  border: 2px solid var(--color-deep);
}
.btn-secondary:hover { background: var(--color-deep); color: var(--color-white); }

.hero-scroll {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  border-radius: var(--radius-full);
  animation: scroll-pulse 2s ease-in-out infinite;
}
@keyframes scroll-pulse { 0%, 100% { opacity: 0.5; } 50% { opacity: 1; } }

/* ========== Section titles ========== */
.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  color: var(--color-deep);
  margin-bottom: var(--space-sm);
}
.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-xl);
  max-width: 560px;
}
.section-header { margin-bottom: var(--space-xl); }

/* ========== About / Categories ========== */
.about {
  padding: var(--space-2xl) 0;
  background: var(--color-white);
}

.about-grid { max-width: 1000px; margin: 0 auto; }

.about-text {
  text-align: center;
  margin-bottom: var(--space-xl);
}
.about-text .lead {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin: 0;
}

.category-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.category-card {
  padding: var(--space-lg);
  background: var(--color-cream);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-sand);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.category-card:hover {
  box-shadow: var(--shadow-soft);
  border-color: var(--color-slate);
}

.category-icon {
  font-size: 1.5rem;
  color: var(--color-teal);
  margin-bottom: var(--space-sm);
  opacity: 0.8;
}

.category-card h3 {
  font-size: 1.25rem;
  color: var(--color-deep);
  margin-bottom: var(--space-xs);
}
.category-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin: 0;
  line-height: 1.6;
}

/* ========== Products ========== */
.products {
  padding: var(--space-2xl) 0;
  background: var(--color-cream);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.product-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-white);
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition), box-shadow var(--transition);
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.product-image {
  aspect-ratio: 4/3;
  background: var(--color-slate) var(--img) center/cover no-repeat;
}
.product-card h3 {
  padding: var(--space-md) var(--space-lg);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-deep);
  margin: 0;
}

.products-cta {
  text-align: center;
  margin-top: var(--space-xl);
}

/* ========== Stats ========== */
.stats {
  padding: var(--space-xl) 0;
  background: var(--color-deep);
  color: var(--color-white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--space-xs);
  color: var(--color-accent);
}
.stat-label {
  font-size: 0.95rem;
  font-weight: 400;
  opacity: 0.9;
  letter-spacing: 0.02em;
}

/* ========== Services ========== */
.services {
  padding: var(--space-2xl) 0;
  background: var(--color-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.service-card {
  padding: var(--space-lg);
  border-left: 3px solid var(--color-accent);
  background: var(--color-cream);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  transition: background var(--transition);
}
.service-card:hover { background: var(--color-sand); }

.service-card h3 {
  font-size: 1.35rem;
  color: var(--color-deep);
  margin-bottom: var(--space-xs);
}
.service-card p {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-sm);
  font-size: 0.95rem;
}

.link-arrow {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-teal);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.link-arrow::after {
  content: '→';
  transition: transform var(--transition);
}
.link-arrow:hover::after { transform: translateX(4px); }

.services-note {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin: 0;
  text-align: center;
}

/* ========== Contact ========== */
.contact {
  padding: var(--space-2xl) 0;
  background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-sand) 100%);
}

.contact .section-title { margin-bottom: var(--space-lg); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-xl);
  align-items: start;
  margin: 0 auto;
}

.contact-item {
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
  color: var(--color-text);
}
.contact-item a { color: var(--color-teal); }
.contact-item a:hover { color: var(--color-deep); text-decoration: underline; }

.contact-map-wrap {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  background: var(--color-sand);
  aspect-ratio: 4/3;
  min-height: 280px;
}
.contact-map {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 280px;
}
.contact-map-link {
  margin: 0;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-white);
  font-size: 0.9rem;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}
.contact-map-link a {
  color: var(--color-teal);
  font-weight: 500;
}
.contact-map-link a:hover { color: var(--color-deep); }

/* ========== Footer ========== */
.footer {
  padding: var(--space-xl) 0 var(--space-lg);
  background: var(--color-deep);
  color: rgba(255, 255, 255, 0.85);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-brand p {
  font-size: 0.9rem;
  opacity: 0.8;
  margin: 0;
  max-width: 240px;
}

.footer-links h4 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}
.footer-links ul { display: flex; flex-direction: column; gap: var(--space-xs); }
.footer-links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
}
.footer-links a:hover { color: var(--color-white); }

.footer-copy {
  font-size: 0.85rem;
  opacity: 0.6;
  margin: 0;
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ========== Responsive ========== */
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { gap: var(--space-md); }
}

@media (max-width: 768px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .nav.open { display: block; position: absolute; top: 100%; left: 0; right: 0; background: var(--color-cream); padding: var(--space-md); border-bottom: 1px solid var(--color-sand); }
  .nav.open ul { flex-direction: column; gap: var(--space-sm); }

  .stats-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-brand p { max-width: none; }
}

@media (max-width: 480px) {
  :root {
    --space-xl: 3rem;
    --space-2xl: 4rem;
  }
  .product-grid { grid-template-columns: 1fr; }
}