/* ========================================
   Urbanfish - DTC Brand Website
   ======================================== */

:root {
  --primary: #FF6B35;
  --primary-dark: #E55A2B;
  --secondary: #1A1A2E;
  --accent: #16213E;
  --text-dark: #1A1A2E;
  --text-gray: #6B7280;
  --text-light: #9CA3AF;
  --bg-light: #F9FAFB;
  --bg-white: #FFFFFF;
  --border: #E5E7EB;
  --success: #10B981;
  --max-width: 1280px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background: var(--bg-white);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========================================
   Header / Navigation
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  color: var(--secondary);
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), #FF8F65);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 18px;
}

.logo span {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  position: relative;
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

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

.btn-large {
  padding: 16px 36px;
  font-size: 17px;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  margin-top: 72px;
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #0F0F23 0%, #1A1A2E 50%, #16213E 100%);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255, 107, 53, 0.15) 0%, transparent 50%),
              radial-gradient(ellipse at 80% 20%, rgba(22, 33, 62, 0.5) 0%, transparent 50%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 80px 0;
}

.hero-text h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.1;
  color: white;
  margin-bottom: 24px;
}

.hero-text h1 .highlight {
  background: linear-gradient(135deg, var(--primary), #FFB347);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 40px;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
}

.hero-feature-icon {
  width: 28px;
  height: 28px;
  background: rgba(255, 107, 53, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 14px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  width: 100%;
  max-width: 550px;
  border-radius: 20px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.hero-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(16, 185, 129, 0.9);
  color: white;
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  backdrop-filter: blur(10px);
}

/* ========================================
   Brands / Trust Section
   ======================================== */
.brands {
  padding: 40px 0;
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
}

.brands-text {
  text-align: center;
  color: var(--text-light);
  font-size: 14px;
  margin-bottom: 20px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.brands-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 60px;
  opacity: 0.5;
}

.brand-logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-gray);
}

/* ========================================
   Section Common
   ======================================== */
.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--bg-light);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255, 107, 53, 0.1);
  color: var(--primary);
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.section-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-desc {
  font-size: 18px;
  color: var(--text-gray);
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   Products Section
   ======================================== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.product-card {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: var(--transition);
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.product-image {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--bg-light);
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
  transform: scale(1.05);
}

.product-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 6px 12px;
  background: var(--primary);
  color: white;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
}

.product-tag.new {
  background: var(--success);
}

.product-info {
  padding: 24px;
}

.product-category {
  font-size: 12px;
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.product-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.product-desc {
  font-size: 14px;
  color: var(--text-gray);
  margin-bottom: 16px;
  line-height: 1.6;
}

.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.product-spec {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-gray);
  padding: 4px 10px;
  background: var(--bg-light);
  border-radius: 6px;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.product-price {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
}

.product-price span {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-light);
}

.product-link {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
}

.product-link:hover {
  gap: 10px;
}

/* ========================================
   Features Section
   ======================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-card {
  background: white;
  padding: 36px 28px;
  border-radius: 16px;
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  border-color: transparent;
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(255, 143, 101, 0.1));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.6;
}

/* ========================================
   Flagship Product Section
   ======================================== */
.flagship {
  background: linear-gradient(135deg, #0F0F23 0%, #1A1A2E 100%);
  color: white;
  padding: 100px 0;
}

.flagship-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.flagship-text .section-tag {
  background: rgba(255, 107, 53, 0.2);
  color: var(--primary);
}

.flagship-text .section-title {
  color: white;
  text-align: left;
}

.flagship-desc {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 32px;
  line-height: 1.8;
}

.flagship-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 40px;
}

.flagship-spec {
  padding: 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flagship-spec-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}

.flagship-spec-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

.flagship-image {
  position: relative;
}

.flagship-image img {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.flagship-float {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: white;
  color: var(--text-dark);
  padding: 16px 24px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 12px;
}

.flagship-float-icon {
  width: 40px;
  height: 40px;
  background: rgba(16, 185, 129, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.flagship-float-text {
  font-size: 13px;
  color: var(--text-gray);
}

.flagship-float-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
}

/* ========================================
   Why Choose Us
   ======================================== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.why-card {
  padding: 40px 32px;
  background: white;
  border-radius: 16px;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.why-card:hover {
  border-color: var(--primary);
  box-shadow: 0 10px 30px rgba(255, 107, 53, 0.1);
}

.why-number {
  font-size: 48px;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.2;
  margin-bottom: 16px;
}

.why-card h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.why-card p {
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.7;
}

/* ========================================
   Testimonials
   ======================================== */
.testimonials {
  background: var(--bg-light);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: white;
  padding: 32px;
  border-radius: 16px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.testimonial-stars {
  color: #FBBF24;
  font-size: 16px;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 15px;
  color: var(--text-dark);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #FFB347);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 16px;
}

.testimonial-name {
  font-weight: 600;
  color: var(--text-dark);
  font-size: 14px;
}

.testimonial-role {
  font-size: 12px;
  color: var(--text-light);
}

/* ========================================
   CTA Section
   ======================================== */
.cta {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
}

.cta-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
}

.cta p {
  font-size: 18px;
  opacity: 0.9;
  margin-bottom: 32px;
}

.cta .btn-primary {
  background: white;
  color: var(--primary);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.cta .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--secondary);
  color: white;
  padding: 80px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand .logo {
  color: white;
  margin-bottom: 20px;
}

.footer-brand .logo-icon {
  background: linear-gradient(135deg, var(--primary), #FF8F65);
}

.footer-brand .logo span {
  background: linear-gradient(135deg, var(--primary), #FFB347);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-brand p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 16px;
  transition: var(--transition);
}

.social-icon:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 24px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-col a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

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

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 60px 0;
  }
  
  .hero-features {
    justify-content: center;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .flagship-content {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  
  .flagship-text .section-title {
    text-align: center;
  }
  
  .why-grid {
    grid-template-columns: 1fr;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-cta .btn {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero-text h1 {
    font-size: 36px;
  }
  
  .hero-subtitle {
    font-size: 16px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .flagship-specs {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .section {
    padding: 60px 0;
  }
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-up {
  animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }