/* ===================================
   UrbanRoots Canada - Dark Theme Styles
   Agent.minimax.io Aesthetic
   =================================== */

/* CSS Variables - Color Palette */
:root {
  --canvas: #0B1220;
  --graphite: #1A2230;
  --signal-blue: #3AA7FF;
  --cyan: #20C6B7;
  --soft-gray: #A7B0BD;
  --violet: #7C5CFF;
  --white: #FFFFFF;
  --shadow: rgba(0, 0, 0, 0.28);
  --glow-blue: rgba(58, 167, 255, 0.4);
  --glow-cyan: rgba(32, 198, 183, 0.4);
  
  /* Typography */
  --font-system: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  
  /* Transitions */
  --transition-fast: 160ms ease-in-out;
  --transition-medium: 220ms ease-in-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-system);
  background-color: var(--canvas);
  color: var(--soft-gray);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Typography Hierarchy */
h1 { font-size: 3.1rem; font-weight: 700; line-height: 1.2; color: var(--white); margin-bottom: 1.5rem; }
h2 { font-size: 2.25rem; font-weight: 600; line-height: 1.3; color: var(--white); margin-bottom: 1.25rem; }
h3 { font-size: 1.5rem; font-weight: 600; line-height: 1.4; color: var(--white); margin-bottom: 1rem; }
h4 { font-size: 1.2rem; font-weight: 500; line-height: 1.5; color: var(--white); margin-bottom: 0.75rem; }

p {
  margin-bottom: 1rem;
  font-size: 1rem;
}

a {
  color: var(--signal-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--cyan);
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(58, 167, 255, 0.1);
  transition: all var(--transition-medium);
}

header.scrolled {
  background: rgba(11, 18, 32, 0.95);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

nav {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--signal-blue), var(--cyan));
  border-radius: 8px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--soft-gray);
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--signal-blue);
}

.nav-links a:focus {
  outline: 2px solid var(--signal-blue);
  outline-offset: 4px;
  border-radius: 4px;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  position: relative;
  width: 32px;
  height: 32px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  margin: 5px auto;
  transition: all var(--transition-medium);
  border-radius: 2px;
}

.menu-toggle:focus {
  outline: 2px solid var(--signal-blue);
  outline-offset: 4px;
  border-radius: 4px;
}

/* Hero Section - Animated Gradient Mesh */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 6rem 2rem 4rem;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, 
    var(--canvas) 0%, 
    rgba(124, 92, 255, 0.15) 25%,
    rgba(58, 167, 255, 0.15) 50%,
    rgba(32, 198, 183, 0.15) 75%,
    var(--canvas) 100%);
  animation: gradientFlow 15s ease-in-out infinite;
}

@keyframes gradientFlow {
  0%, 100% { opacity: 0.5; transform: scale(1) rotate(0deg); }
  50% { opacity: 0.8; transform: scale(1.1) rotate(5deg); }
}

.hero-content {
  max-width: 900px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--white), var(--signal-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.25rem;
  color: var(--soft-gray);
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--signal-blue), var(--cyan));
  color: var(--white);
  box-shadow: 0 8px 24px rgba(58, 167, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(58, 167, 255, 0.5);
}

.btn-primary:focus {
  outline: 3px solid var(--signal-blue);
  outline-offset: 4px;
}

.btn-secondary {
  background: var(--graphite);
  color: var(--white);
  border: 1px solid rgba(58, 167, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(58, 167, 255, 0.1);
  border-color: var(--signal-blue);
}

/* Stats Section */
.stats {
  padding: 4rem 2rem;
  background: var(--graphite);
}

.stats-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.stat-item {
  text-align: center;
  padding: 2rem;
  background: rgba(58, 167, 255, 0.05);
  border-radius: 16px;
  border: 1px solid rgba(58, 167, 255, 0.1);
  transition: all var(--transition-medium);
}

.stat-item:hover {
  transform: translateY(-4px);
  border-color: var(--signal-blue);
  box-shadow: 0 12px 32px var(--shadow);
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--signal-blue), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--soft-gray);
  font-size: 1rem;
}

/* Section Styles */
section {
  padding: 5rem 2rem;
}

.section-header {
  max-width: 1400px;
  margin: 0 auto 3rem;
  text-align: center;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--soft-gray);
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
}

/* Card Styles */
.card {
  background: var(--graphite);
  border-radius: 18px;
  padding: 2rem;
  border: 1px solid rgba(58, 167, 255, 0.1);
  transition: all var(--transition-medium);
  box-shadow: 0 12px 32px var(--shadow);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--signal-blue);
  box-shadow: 0 16px 48px rgba(58, 167, 255, 0.2);
}

.card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 1.5rem;
}

.card h3 {
  margin-bottom: 1rem;
  color: var(--white);
}

.card p {
  color: var(--soft-gray);
  flex-grow: 1;
  margin-bottom: 1.5rem;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}

.read-more {
  color: var(--signal-blue);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
}

.read-more:hover {
  gap: 0.75rem;
  color: var(--cyan);
}

.read-more::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.read-more:hover::after {
  transform: translateX(4px);
}

/* Article Badge */
.badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-beginner {
  background: rgba(32, 198, 183, 0.2);
  color: var(--cyan);
  border: 1px solid var(--cyan);
}

.badge-indoor {
  background: rgba(124, 92, 255, 0.2);
  color: var(--violet);
  border: 1px solid var(--violet);
}

.badge-hydro {
  background: rgba(58, 167, 255, 0.2);
  color: var(--signal-blue);
  border: 1px solid var(--signal-blue);
}

.badge-seasonal {
  background: rgba(255, 168, 76, 0.2);
  color: #FFA84C;
  border: 1px solid #FFA84C;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

/* Advantages Section */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.advantage-card {
  text-align: center;
  padding: 2rem 1.5rem;
  background: rgba(58, 167, 255, 0.03);
  border-radius: 16px;
  border: 1px solid rgba(58, 167, 255, 0.1);
  transition: all var(--transition-medium);
}

.advantage-card:hover {
  background: rgba(58, 167, 255, 0.08);
  border-color: var(--signal-blue);
  transform: translateY(-4px);
}

.advantage-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  padding: 1rem;
  background: linear-gradient(135deg, var(--signal-blue), var(--cyan));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.advantage-icon svg {
  width: 32px;
  height: 32px;
  fill: var(--white);
}

.advantage-card h4 {
  margin-bottom: 0.75rem;
}

.advantage-card p {
  color: var(--soft-gray);
  font-size: 0.95rem;
}

/* Testimonials Section */
.testimonials {
  background: var(--graphite);
}

.testimonial-card {
  background: var(--canvas);
  padding: 2.5rem;
  border-radius: 18px;
  border: 1px solid rgba(58, 167, 255, 0.1);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-size: 4rem;
  color: var(--signal-blue);
  opacity: 0.2;
  font-family: Georgia, serif;
}

.testimonial-text {
  font-size: 1.1rem;
  color: var(--soft-gray);
  margin-bottom: 1.5rem;
  font-style: italic;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--signal-blue), var(--cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1.2rem;
}

.author-info h5 {
  color: var(--white);
  margin-bottom: 0.25rem;
}

.author-info p {
  color: var(--soft-gray);
  font-size: 0.9rem;
  margin: 0;
}

/* Categories Section */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.category-link {
  display: block;
  padding: 2rem;
  background: var(--graphite);
  border-radius: 16px;
  border: 1px solid rgba(58, 167, 255, 0.1);
  text-align: center;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.category-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--signal-blue), var(--cyan));
  transform: scaleX(0);
  transition: transform var(--transition-medium);
}

.category-link:hover::before {
  transform: scaleX(1);
}

.category-link:hover {
  transform: translateY(-4px);
  border-color: var(--signal-blue);
  box-shadow: 0 12px 32px rgba(58, 167, 255, 0.2);
}

.category-link h3 {
  margin-bottom: 0.5rem;
  color: var(--white);
}

.category-link p {
  color: var(--soft-gray);
  margin: 0;
  font-size: 0.9rem;
}

/* Newsletter Section */
.newsletter {
  background: linear-gradient(135deg, 
    rgba(124, 92, 255, 0.1), 
    rgba(58, 167, 255, 0.1));
  padding: 5rem 2rem;
}

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

.newsletter-form {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.newsletter-form input {
  flex: 1;
  padding: 1rem 1.5rem;
  border-radius: 12px;
  border: 1px solid rgba(58, 167, 255, 0.3);
  background: var(--graphite);
  color: var(--white);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--signal-blue);
  box-shadow: 0 0 0 3px var(--glow-blue);
}

.newsletter-form input::placeholder {
  color: rgba(167, 176, 189, 0.6);
}

/* Footer */
footer {
  background: var(--graphite);
  padding: 4rem 2rem 2rem;
  border-top: 1px solid rgba(58, 167, 255, 0.1);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h4 {
  margin-bottom: 1.5rem;
  color: var(--white);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.75rem;
}

.footer-section a {
  color: var(--soft-gray);
  transition: color var(--transition-fast);
}

.footer-section a:hover {
  color: var(--signal-blue);
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(58, 167, 255, 0.1);
  text-align: center;
  color: var(--soft-gray);
  font-size: 0.9rem;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--signal-blue), var(--cyan));
  border: none;
  border-radius: 50%;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-medium);
  box-shadow: 0 8px 24px rgba(58, 167, 255, 0.3);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(58, 167, 255, 0.5);
}

.back-to-top:focus {
  outline: 3px solid var(--signal-blue);
  outline-offset: 4px;
}

/* Category Page Header */
.category-header {
  min-height: 40vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
  position: relative;
  background: linear-gradient(135deg, 
    rgba(124, 92, 255, 0.15), 
    rgba(58, 167, 255, 0.15));
}

.category-header h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.category-header p {
  font-size: 1.2rem;
  color: var(--soft-gray);
  max-width: 800px;
  margin: 0 auto;
}

/* Scroll Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Loading Animation */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--canvas);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease-out;
}

.preloader.hidden {
  opacity: 0;
  pointer-events: none;
}

.loader {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(58, 167, 255, 0.2);
  border-top-color: var(--signal-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: 80%;
    max-width: 300px;
    background: var(--graphite);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    transition: right var(--transition-medium);
    border-left: 1px solid rgba(58, 167, 255, 0.2);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.4);
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.875rem; }
  h3 { font-size: 1.25rem; }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .category-header h1 {
    font-size: 2.25rem;
  }
  
  section {
    padding: 3rem 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }
  
  .stat-number {
    font-size: 2.5rem;
  }
  
  .card {
    padding: 1.5rem;
  }
}

/* Print Styles */
@media print {
  header,
  .back-to-top,
  .newsletter,
  footer {
    display: none;
  }
}