/* YOUEFF - Premium Streetwear eCommerce Website */
:root {
  /* Dark Premium Theme */
  --bg-dark: #0a0e27;
  --bg-darker: #050810;
  --bg-card: #1a1f3a;
  --text-primary: #ffffff;
  --text-secondary: #b0b8d4;
  --accent-neon: #00ffff;
  --accent-secondary: #ff006e;
  --gold: #ffd700;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.6);
  --glow-cyan: 0 0 20px rgba(0, 255, 255, 0.3);
  --glow-pink: 0 0 15px rgba(255, 0, 110, 0.2);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, #1a0f35 100%);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

html {
  scroll-behavior: smooth;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; margin-bottom: 1rem; }
h3 { font-size: 1.5rem; }

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

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

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



/* ===== FLOATING PARTICLES BACKGROUND ===== */
.particles-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.particles-bg::before,
.particles-bg::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  opacity: 0.1;
  animation: float-slow 20s infinite ease-in-out;
}

.particles-bg::before {
  background: var(--accent-neon);
  top: -100px;
  right: -100px;
  animation-delay: 0s;
  filter: blur(80px);
}

.particles-bg::after {
  background: var(--accent-secondary);
  bottom: -100px;
  left: -100px;
  animation-delay: 5s;
  filter: blur(80px);
}

/* ===== ANIMATIONS ===== */
@keyframes float-slow {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(30px, -50px) rotate(120deg); }
  66% { transform: translate(-30px, 50px) rotate(240deg); }
}

@keyframes float-element {
  0%, 100% { transform: translateY(0px) translateX(0) rotateZ(0deg); }
  25% { transform: translateY(-30px) translateX(20px) rotateZ(90deg); }
  50% { transform: translateY(-50px) translateX(0) rotateZ(180deg); }
  75% { transform: translateY(-30px) translateX(-20px) rotateZ(270deg); }
}

@keyframes glow-pulse {
  0%, 100% { 
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3), inset 0 0 20px rgba(0, 255, 255, 0.1);
  }
  50% { 
    box-shadow: 0 0 40px rgba(0, 255, 255, 0.5), inset 0 0 30px rgba(0, 255, 255, 0.2);
  }
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes slide-in-up {
  0% { 
    opacity: 0;
    transform: translateY(60px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(5, 8, 16, 0.7);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 255, 255, 0.1);
  padding: 1rem 0;
  transition: var(--transition);
}

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

.navbar-logo {
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: 3px;
  background: linear-gradient(135deg, var(--accent-neon) 0%, #00d4ff 50%, var(--accent-secondary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
  transition: var(--transition);
}

.navbar-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 600;
  position: relative;
  transition: var(--transition);
  padding: 0.5rem 1rem;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-neon) 0%, var(--accent-secondary) 100%);
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: var(--text-primary);
}

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

.whatsapp-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent-neon) 0%, #00d4ff 100%);
  color: #000;
  padding: 0.6rem 1.2rem;
  border-radius: 50px;
  font-weight: 700;
}

.whatsapp-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.4);
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 2rem 2rem;
  overflow: hidden;
  margin-top: 60px;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  animation: slide-in-up 1s ease-out;
}

.floating-element {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
  animation: float-element 15s infinite ease-in-out;
  pointer-events: none;
}

.floating-1 {
  width: 300px;
  height: 300px;
  background: var(--accent-neon);
  top: 10%;
  left: 5%;
  filter: blur(60px);
  animation-delay: 0s;
}

.floating-2 {
  width: 250px;
  height: 250px;
  background: var(--accent-secondary);
  top: 50%;
  right: 10%;
  filter: blur(50px);
  animation-delay: 5s;
}

.floating-3 {
  width: 200px;
  height: 200px;
  background: var(--gold);
  bottom: 10%;
  left: 20%;
  filter: blur(40px);
  animation-delay: 10s;
}

.hero-title {
  font-size: clamp(3rem, 10vw, 6rem);
  font-weight: 900;
  letter-spacing: 6px;
  margin: 0 0 1rem 0;
  background: linear-gradient(135deg, var(--accent-neon) 0%, #00d4ff 40%, var(--accent-secondary) 80%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 60px rgba(0, 255, 255, 0.3);
  animation: glow-pulse 3s ease-in-out infinite;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-weight: 300;
}

.hero-tagline {
  font-size: 1rem;
  color: var(--accent-neon);
  letter-spacing: 2px;
  font-weight: 600;
  margin-bottom: 3rem;
  text-transform: uppercase;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

/* ===== BUTTONS ===== */
.btn {
  padding: 1rem 2rem;
  border: none;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-neon) 0%, #00d4ff 100%);
  color: #000;
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.3), inset 0 0 20px rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 50px rgba(0, 255, 255, 0.6), inset 0 0 30px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--accent-neon);
  border: 2px solid var(--accent-neon);
  box-shadow: inset 0 0 20px rgba(0, 255, 255, 0.1);
}

.btn-secondary:hover {
  background: var(--accent-neon);
  color: #000;
  transform: translateY(-3px);
  box-shadow: 0 0 40px rgba(0, 255, 255, 0.4);
}

.btn-product {
  background: linear-gradient(135deg, var(--accent-neon) 0%, #00d4ff 100%);
  color: #000;
  margin-top: 1rem;
  width: 100%;
}

.btn-product:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
}

.btn-large {
  padding: 1.2rem 3rem;
  font-size: 1.1rem;
}

/* ===== MARQUEE ===== */
.marquee-container {
  margin-top: 4rem;
  overflow: hidden;
  background: rgba(0, 255, 255, 0.1);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 50px;
  padding: 1rem;
}

.marquee-text {
  white-space: nowrap;
  animation: marquee 20s linear infinite;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent-neon);
  text-transform: uppercase;
}

/* ===== PRODUCTS SECTION ===== */
.products {
  position: relative;
  z-index: 2;
  padding: 6rem 2rem;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 255, 255, 0.05) 100%);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent-neon) 0%, var(--accent-secondary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.products-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1400px;
  margin: 0 auto 4rem;
}

/* ===== PRODUCT CARDS ===== */
.product-card {
  position: relative;
  background: rgba(26, 31, 58, 0.6);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 15px;
  padding: 1.5rem;
  transition: var(--transition);
  overflow: hidden;
  animation: slide-in-up 0.8s ease-out;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.product-card:hover::before {
  left: 100%;
}

.product-card:hover {
  border-color: var(--accent-neon);
  transform: translateY(-8px);
  box-shadow: var(--glow-cyan);
}

.product-card.featured {
  border-color: var(--accent-neon);
  background: rgba(26, 31, 58, 0.8);
  box-shadow: var(--glow-cyan);
  transform: scale(1.05);
}

.product-card.combo {
  grid-column: span 1;
}

@media (max-width: 768px) {
  .product-card.featured {
    transform: scale(1);
  }
}

.discount-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--accent-secondary);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  z-index: 10;
  box-shadow: 0 0 15px rgba(255, 0, 110, 0.4);
}

.product-image {
  width: 100%;
  height: 250px;
  background: linear-gradient(135deg, rgba(0, 255, 255, 0.1) 0%, rgba(255, 0, 110, 0.1) 100%);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
  transform: scale(1.1);
}

.product-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.product-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.product-price {
  font-size: 1.5rem;
  color: var(--accent-neon);
  font-weight: 700;
  margin-bottom: 1rem;
}

.product-price span {
  color: var(--accent-secondary);
}

/* ===== STOCK COUNTER ===== */
.stock-counter {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.stock-item {
  background: rgba(26, 31, 58, 0.5);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 10px;
  padding: 2rem;
  transition: var(--transition);
}

.stock-item:hover {
  border-color: var(--accent-neon);
  box-shadow: var(--glow-cyan);
}

.stock-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent-neon);
  margin-bottom: 0.5rem;
}

.stock-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== FEATURES SECTION ===== */
.features {
  position: relative;
  z-index: 2;
  padding: 6rem 2rem;
  background: rgba(5, 8, 16, 0.5);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  background: rgba(26, 31, 58, 0.6);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 15px;
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition);
  animation: slide-in-up 0.8s ease-out;
}

.feature-card:hover {
  border-color: var(--accent-neon);
  transform: translateY(-8px);
  box-shadow: var(--glow-cyan);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--accent-neon) 0%, #00d4ff 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  color: #000;
  box-shadow: 0 0 25px rgba(0, 255, 255, 0.4);
}

.feature-card h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ===== ORDER FORM SECTION ===== */
.order {
  position: relative;
  z-index: 2;
  padding: 6rem 2rem;
  background: linear-gradient(180deg, rgba(5, 8, 16, 0.3) 0%, rgba(0, 255, 255, 0.05) 100%);
}

.order-container {
  max-width: 700px;
  margin: 0 auto;
}

.order-form {
  background: rgba(26, 31, 58, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 15px;
  padding: 2.5rem;
  animation: slide-in-up 0.8s ease-out;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
}

.form-group input,
.form-group textarea,
.form-group select {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(0, 255, 255, 0.2);
  border-radius: 8px;
  padding: 0.8rem;
  color: var(--text-primary);
  font-family: inherit;
  transition: var(--transition);
  font-size: 1rem;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-secondary);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent-neon);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
}

.form-group select {
  cursor: pointer;
}

.form-group select option {
  background: var(--bg-dark);
  color: var(--text-primary);
}

/* ===== SOCIAL SECTION ===== */
.social-section {
  position: relative;
  z-index: 2;
  padding: 4rem 2rem;
  text-align: center;
}

.social-links {
  display: flex;
  gap: 2rem;
  justify-content: center;
}

.social-icon {
  width: 60px;
  height: 60px;
  background: rgba(26, 31, 58, 0.6);
  border: 2px solid rgba(0, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  transition: var(--transition);
}

.social-icon.instagram {
  color: #e1306c;
}

.social-icon.instagram:hover {
  background: #e1306c;
  color: white;
  border-color: #e1306c;
  box-shadow: 0 0 25px rgba(225, 48, 108, 0.4);
  transform: translateY(-5px);
}

.social-icon.whatsapp {
  color: var(--accent-neon);
}

.social-icon.whatsapp:hover {
  background: var(--accent-neon);
  color: #000;
  border-color: var(--accent-neon);
  box-shadow: var(--glow-cyan);
  transform: translateY(-5px);
}

/* ===== FOOTER ===== */
.footer {
  position: relative;
  z-index: 2;
  background: var(--bg-darker);
  border-top: 1px solid rgba(0, 255, 255, 0.1);
  padding: 4rem 2rem 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto 3rem;
}

.footer-section h3,
.footer-section h4 {
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.footer-section p {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: var(--accent-neon);
  transition: var(--transition);
}

.footer-section a:hover {
  color: var(--accent-secondary);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(0, 255, 255, 0.1);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ===== FLOATING WHATSAPP BUTTON ===== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent-neon) 0%, #00d4ff 100%);
  color: #000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.4);
  transition: var(--transition);
  z-index: 999;
  animation: float-slow 3s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.15);
  box-shadow: 0 0 50px rgba(0, 255, 255, 0.6);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .navbar-menu {
    gap: 1rem;
  }

  .nav-link {
    font-size: 0.9rem;
    padding: 0.4rem 0.8rem;
  }

  .hero {
    padding: 100px 1.5rem 1.5rem;
  }

  .products,
  .features,
  .order {
    padding: 4rem 1.5rem;
  }

  .marquee-text {
    font-size: 0.9rem;
  }

  .whatsapp-float {
    width: 55px;
    height: 55px;
    bottom: 20px;
    right: 20px;
    font-size: 1.5rem;
  }

  .section-header h2 {
    font-size: 1.8rem;
  }

  .product-card {
    padding: 1rem;
  }
}