/* ============================================
   CYBER-CLINICAL PRECISION THEME
   Post-Workout Meals - Cellular Repair Focus
   ============================================ */

:root {
  /* Base Colors - Cyber-Clinical Palette */
  --color-obsidian: #0A0A0B;
  --color-electric-cyan: #00F2FF;
  --color-biological-crimson: #FF2E63;
  --color-titanium-silver: #E0E0E0;
  --color-dark-gray: #1A1A1C;
  --color-medium-gray: #2A2A2D;
  --color-light-gray: #3A3A3D;
  
  /* Typography */
  --font-primary: 'Michroma', sans-serif;
  --font-secondary: 'Roboto Condensed', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  
  /* Border & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Shadows & Effects */
  --shadow-glow-cyan: 0 0 20px rgba(0, 242, 255, 0.3);
  --shadow-glow-crimson: 0 0 20px rgba(255, 46, 99, 0.3);
  --shadow-neon: 0 0 10px rgba(0, 242, 255, 0.5);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

html {
  font-size: 16px;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  background-color: var(--color-obsidian);
  color: var(--color-titanium-silver);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Animated Background - Cellular Texture */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 50%, rgba(0, 242, 255, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 46, 99, 0.03) 0%, transparent 50%),
    linear-gradient(180deg, var(--color-obsidian) 0%, var(--color-dark-gray) 100%);
  background-size: 200% 200%;
  animation: cellularFlow 20s ease-in-out infinite;
  z-index: -1;
  pointer-events: none;
}

@keyframes cellularFlow {
  0%, 100% { background-position: 0% 0%; }
  50% { background-position: 100% 100%; }
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-titanium-silver);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  text-transform: uppercase;
  letter-spacing: 2px;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  letter-spacing: 1.5px;
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  letter-spacing: 1px;
}

p {
  margin-bottom: var(--space-md);
  font-size: clamp(0.9rem, 2vw, 1.1rem);
}

a {
  color: var(--color-electric-cyan);
  text-decoration: none;
  transition: all var(--transition-fast);
}

a:hover {
  color: var(--color-biological-crimson);
  text-shadow: var(--shadow-glow-crimson);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 242, 255, 0.2);
  z-index: 1000;
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.brand-text {
  font-family: var(--font-primary);
  font-size: clamp(0.8rem, 2vw, 1.35rem);
  color: var(--color-electric-cyan);
  text-transform: uppercase;
  text-shadow: var(--shadow-glow-cyan);
  z-index: 1001;
}

.main-navigation {
  display: flex;
  gap: 15px;
  list-style: none;
  align-items: center;
}

.main-navigation li a {
  font-size: clamp(0.85rem, 2vw, 1rem);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid transparent;
  transition: all var(--transition-normal);
}

.main-navigation li a:hover {
  border-color: var(--color-electric-cyan);
  box-shadow: var(--shadow-glow-cyan);
}

/* Burger Menu Button - Visible up to 1023px */
.burger-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-electric-cyan);
  color: var(--color-electric-cyan);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  font-size: 1.2rem;
  position: relative;
  z-index: 10002;
  transition: all var(--transition-fast);
  width: 45px;
  height: 45px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.burger-toggle:hover {
  background: rgba(0, 242, 255, 0.1);
  box-shadow: var(--shadow-glow-cyan);
}

.burger-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background: #ffffff;
  padding: 1px;
  margin: 5px 0;
  transition: all var(--transition-fast);
}

.burger-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.burger-toggle.active span:nth-child(2) {
  opacity: 0;
}

.burger-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation Menu */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: rgba(10, 10, 11, 0.98);
  backdrop-filter: blur(20px);
  border-left: 2px solid var(--color-electric-cyan);
  padding: var(--space-xxl) var(--space-lg);
  z-index: 1001;
  transition: right var(--transition-normal);
  overflow-y: auto;
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.mobile-nav-list li a {
  display: block;
  padding: var(--space-md);
  border-bottom: 1px solid rgba(0, 242, 255, 0.2);
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.mobile-nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.mobile-nav-overlay.active {
  display: block;
  opacity: 1;
}

/* Responsive Header */
@media (max-width: 1023px) {
  .main-navigation {
    display: none;
  }
  
  .burger-toggle {
    display: flex;
  }
  
  .header-container {
    justify-content: space-between;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: var(--space-sm) var(--space-md);
  }
}

/* ============================================
   HERO BANNERS (Full-Width with Background Image)
   ============================================ */

.hero-banner {
  width: 100vw;
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-banner-1 {
  background-image: url('../photos/freepik__35mm-film-photography-postworkout-meals-supporting__15297.webp');
}

.hero-banner-about-1 {
  background-image: url('../photos/freepik__35mm-film-photography-postworkout-meals-supporting__15297.webp');
}

.hero-banner-contact-1 {
  background-image: url('../photos/freepik__35mm-film-photography-postworkout-meals-supporting__15301.webp');
}

.hero-banner-products-1 {
  background-image: url('../photos/freepik__35mm-film-photography-postworkout-meals-supporting__15302.webp');
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(10, 10, 11, 0.75) 0%, rgba(10, 10, 11, 0.85) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.hero-text {
  margin-bottom: 0;
}

.hero-text h1,
.hero-text h2 {
  margin-bottom: var(--space-lg);
  text-shadow: 0 0 30px rgba(0, 242, 255, 0.5), 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.hero-text p {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  max-width: 800px;
  margin: 0 auto;
  color: var(--color-titanium-silver);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.8);
}

/* Progressive Loading Animation */
@keyframes scanIn {
  0% {
    opacity: 0;
    transform: translateY(20px);
    filter: blur(5px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.hero-content > * {
  animation: scanIn 0.8s ease-out forwards;
}

.hero-content > *:nth-child(2) {
  animation-delay: 0.2s;
  opacity: 0;
}

.hero-content > *:nth-child(3) {
  animation-delay: 0.4s;
  opacity: 0;
}

/* ============================================
   MAIN CONTENT AREA
   ============================================ */

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
}

.content-section {
  margin-bottom: var(--space-xxl);
  padding: var(--space-xl) 0;
  position: relative;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

.content-section::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-electric-cyan), var(--color-biological-crimson));
  opacity: 0.3;
}

.section-header {
  margin-bottom: var(--space-xl);
  padding-left: var(--space-lg);
  text-align: center;
}

.section-header h2 {
  position: relative;
  display: inline-block;
  padding-bottom: var(--space-sm);
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background: var(--color-biological-crimson);
  box-shadow: var(--shadow-glow-crimson);
}

/* ============================================
   GRID LAYOUTS
   ============================================ */

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
  max-width: 100%;
  justify-items: center;
}

.content-card {
  background: rgba(26, 26, 28, 0.6);
  border: 1px solid rgba(0, 242, 255, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.content-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 242, 255, 0.1), transparent);
  transition: left 0.5s;
}

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

.content-card:hover {
  border-color: var(--color-electric-cyan);
  box-shadow: var(--shadow-glow-cyan);
  transform: translateY(-5px);
}

.card-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
  border: 1px solid rgba(0, 242, 255, 0.3);
}

.card-title {
  color: var(--color-electric-cyan);
  margin-bottom: var(--space-sm);
  font-size: 1.3rem;
}

.card-text {
  color: var(--color-titanium-silver);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ============================================
   NUTRIENT DENSITY GAUGES
   ============================================ */

.nutrient-gauge {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.gauge-ring {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 3px solid var(--color-medium-gray);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gauge-ring::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: var(--color-electric-cyan);
  animation: gaugeSpin 2s linear infinite;
}

@keyframes gaugeSpin {
  to { transform: rotate(360deg); }
}

.gauge-value {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  color: var(--color-electric-cyan);
}

.gauge-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-titanium-silver);
}

/* ============================================
   BUTTONS & CTAs
   ============================================ */

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  background: transparent;
  border: 2px solid var(--color-electric-cyan);
  color: var(--color-electric-cyan);
  font-family: var(--font-primary);
  font-size: clamp(0.85rem, 2vw, 1rem);
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  margin-top: 10px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-electric-cyan);
  transition: left var(--transition-normal);
  z-index: -1;
}

.btn:hover::before {
  left: 0;
}

.btn:hover {
  color: var(--color-obsidian);
  box-shadow: var(--shadow-glow-cyan);
}

.btn-primary {
  background: var(--color-biological-crimson);
  border-color: var(--color-biological-crimson);
  color: var(--color-titanium-silver);
}

.btn-primary::before {
  background: var(--color-biological-crimson);
  color: white;
}

.btn-primary:hover {
  color: var(--color-titanium-silver);
  box-shadow: var(--shadow-glow-crimson);
}

/* ============================================
   FORMS
   ============================================ */

.form-container {
  max-width: 600px;
  margin: var(--space-xl) auto;
  padding: var(--space-xl);
  background: rgba(26, 26, 28, 0.6);
  border: 1px solid rgba(0, 242, 255, 0.2);
  border-radius: var(--radius-lg);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-electric-cyan);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  background: rgba(10, 10, 11, 0.8);
  border: 1px solid rgba(0, 242, 255, 0.3);
  border-radius: var(--radius-sm);
  color: var(--color-titanium-silver);
  font-family: var(--font-secondary);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-electric-cyan);
  box-shadow: var(--shadow-glow-cyan);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.checkbox-input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--color-electric-cyan);
}

.checkbox-label {
  font-size: 0.9rem;
  color: var(--color-titanium-silver);
  line-height: 1.5;
}

/* ============================================
   PRODUCTS PAGE
   ============================================ */

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.product-card {
  background: rgba(26, 26, 28, 0.6);
  border: 1px solid rgba(0, 242, 255, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-normal);
}

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

.product-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
  border: 1px solid rgba(0, 242, 255, 0.3);
}

.product-title {
  color: var(--color-electric-cyan);
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.product-description {
  color: var(--color-titanium-silver);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.product-price {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  color: var(--color-biological-crimson);
  text-shadow: var(--shadow-glow-crimson);
  margin-top: var(--space-md);
}

/* ============================================
   GOOGLE MAPS
   ============================================ */

.map-container {
  width: 100%;
  height: 400px;
  margin: var(--space-xl) 0;
  border: 2px solid var(--color-electric-cyan);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-glow-cyan);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background: rgba(10, 10, 11, 0.95);
  border-top: 1px solid rgba(0, 242, 255, 0.2);
  padding: var(--space-xl) var(--space-lg);
  margin-top: var(--space-xxl);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
}

.footer-section h3 {
  color: var(--color-electric-cyan);
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-menu {
  list-style: none;
}

.footer-menu li {
  margin-bottom: var(--space-sm);
}

.footer-menu a {
  font-size: 0.9rem;
  color: var(--color-titanium-silver);
  transition: all var(--transition-fast);
}

.footer-menu a:hover {
  color: var(--color-electric-cyan);
  padding-left: var(--space-sm);
}

.footer-contact {
  font-size: 0.9rem;
  color: var(--color-titanium-silver);
  line-height: 1.8;
}

.footer-copyright {
  text-align: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
  border-top: 1px solid rgba(0, 242, 255, 0.2);
  color: var(--color-titanium-silver);
  font-size: 0.85rem;
}

/* ============================================
   PRIVACY POLICY POPUP
   ============================================ */

.privacy-popup {
  display: none;
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  max-width: 400px;
  background: rgba(26, 26, 28, 0.98);
  border: 2px solid var(--color-electric-cyan);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  z-index: 2000;
  box-shadow: var(--shadow-glow-cyan);
  animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
  from {
    transform: translateY(100px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.privacy-popup.active {
  display: block;
}

.privacy-popup h3 {
  color: var(--color-electric-cyan);
  margin-bottom: var(--space-md);
  font-size: 1.1rem;
}

.privacy-popup p {
  font-size: 0.85rem;
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.privacy-popup-buttons {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.privacy-popup-buttons .btn {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.85rem;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center {
  text-align: center;
}

.text-center-max {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-lg);
}

.mt-lg {
  margin-top: var(--space-lg);
}

.mb-lg {
  margin-bottom: var(--space-lg);
}

.date {
  color: var(--color-electric-cyan);
  font-size: 0.9rem;
  font-family: var(--font-primary);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
  :root {
    --space-xl: 2rem;
    --space-xxl: 3rem;
  }
  
  .hero-banner {
    min-height: 50vh;
  }
  
  .content-grid {
    grid-template-columns: 1fr;
  }
  
  .product-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
  }
  
  .privacy-popup {
    right: var(--space-sm);
    bottom: var(--space-sm);
    max-width: calc(100% - 2rem);
  }
}

@media (max-width: 480px) {
  main {
    padding: var(--space-lg) var(--space-md);
  }
  
  .content-section {
    padding: var(--space-lg) 0;
  }
  
  .form-container {
    padding: var(--space-lg);
  }
}

@media (max-width: 320px) {
  html {
    font-size: 14px;
  }
  
  .site-header {
    padding: var(--space-sm);
  }
  
  .hero-content {
    padding: var(--space-lg) var(--space-md);
  }
}

/* ============================================
   PAGE-SPECIFIC STYLES
   ============================================ */

.error-page {
  text-align: center;
  padding: var(--space-xxl) var(--space-lg);
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.error-code {
  font-family: var(--font-primary);
  font-size: clamp(4rem, 10vw, 8rem);
  color: var(--color-biological-crimson);
  text-shadow: var(--shadow-glow-crimson);
  margin-bottom: var(--space-lg);
}

.thank-you-message {
  text-align: center;
  padding: var(--space-xxl) var(--space-lg);
  max-width: 600px;
  margin: var(--space-xl) auto;
}

.thank-you-message h1 {
  color: var(--color-electric-cyan);
  margin-bottom: var(--space-lg);
}

.thank-you-message p {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: var(--space-md);
}