/* ==========================================================================
   JIAT FOSS Community - Design System (Open Sourcery Theme)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel+Decorative:wght@400;700;900&family=Cinzel:wght@400;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
  /* Color Palette */
  --navy: #1B2A47;
  --parchment: #FAF6F0;
  --brown: #5C3D24;
  --green: #4A6B36;
  --amber: #FF6B35;
  --gold: #FFD166;
  --cyan: #70D6FF;
  --violet: #B57EDC;

  /* Typography */
  --font-magic: 'Cinzel Decorative', serif;
  --font-serif: 'Cinzel', serif;
  --font-sans: 'Inter', sans-serif;

  /* Shadows & Effects */
  --shadow-cloud: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
  --shadow-cloud-hover: 0 12px 40px 0 rgba(31, 38, 135, 0.12);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: 1px solid rgba(255, 209, 102, 0.3);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--parchment);
  color: var(--navy);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Fixed Magical Background with CSS Mask */
.bg-magical {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: url('../images/bg-magical.webp');
  background-size: cover;
  background-position: center;
  z-index: -1;
  /* Default subtle opacity for content sections */
  opacity: 0.15;
  transition: opacity 0.5s ease;
}

/* Make it more visible on the hero section */
body.hero-active .bg-magical {
  opacity: 0.4;
}

/* Typography Elements */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--navy);
}

h1.magical-title {
  font-family: var(--font-magic);
  color: var(--navy);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.1;
  text-shadow: 0 2px 10px rgba(255,209,102,0.3);
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: all 0.3s ease;
}

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

p {
  margin-bottom: 1rem;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ==========================================================================
   UI Components
   ========================================================================== */

/* CTA Buttons */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}

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

.btn-primary:hover {
  background-color: #e55a2b;
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

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

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

/* Floating Cloud Cards */
.cloud-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 16px;
  border: var(--glass-border);
  box-shadow: var(--shadow-cloud);
  padding: 2rem;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

.cloud-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-cloud-hover);
  border-color: rgba(255, 209, 102, 0.6);
}

.cloud-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--green), var(--gold));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.cloud-card:hover::before {
  opacity: 1;
}

.cloud-card.highlight::before {
  opacity: 1;
  background: linear-gradient(90deg, var(--amber), var(--gold));
}

.cloud-card.muted {
  opacity: 0.8;
  filter: grayscale(20%);
}

.cloud-card.muted:hover {
  opacity: 1;
  filter: grayscale(0%);
}

/* ==========================================================================
   Images & Media
   ========================================================================== */
.event-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 1.2rem;
  border: 1px solid rgba(255,209,102,0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cloud-card:hover .event-img {
  transform: scale(1.02);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

/* Badges & Chips */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.badge-upcoming {
  background: rgba(255, 107, 53, 0.15);
  color: #d84a1b;
  border: 1px solid rgba(255, 107, 53, 0.4);
  box-shadow: 0 0 12px rgba(255, 107, 53, 0.2);
}

.badge-concluded, .badge-past {
  background: rgba(74, 107, 54, 0.12);
  color: var(--green);
  border: 1px solid rgba(74, 107, 54, 0.3);
}

.badge-loot {
  background: rgba(181, 126, 220, 0.15);
  color: #793ea3;
  border: 1px solid rgba(181, 126, 220, 0.35);
}

.event-meta {
  font-size: 0.85rem;
  color: var(--brown);
  margin-bottom: 0.8rem;
  font-weight: 500;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

/* ==========================================================================
   Layout Sections
   ========================================================================== */

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(27, 42, 71, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: white;
  font-family: var(--font-magic);
  font-size: 1.5rem;
}

.nav-logo img {
  height: 40px;
  width: auto;
  border-radius: 50%;
  border: 1px solid rgba(255,209,102,0.5);
}

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

.nav-links a {
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--font-serif);
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: color 0.3s;
}

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

.nav-social {
  display: flex;
  gap: 1rem;
}

.nav-social a {
  color: white;
  opacity: 0.7;
}

.nav-social a:hover {
  opacity: 1;
  color: var(--cyan);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  background: none;
  border: none;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 80px; /* Offset for navbar */
  position: relative;
}

.hero-content {
  max-width: 800px;
  z-index: 10;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--brown);
  margin-bottom: 2rem;
  font-family: var(--font-serif);
}

.hero-tagline {
  font-size: 1.1rem;
  color: var(--navy);
  opacity: 0.8;
  margin-bottom: 2.5rem;
  font-style: italic;
}

/* Section Spacing */
.section {
  padding: 5rem 0;
  position: relative;
  z-index: 10;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  color: var(--navy);
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--green);
  border-radius: 2px;
}

/* Grids */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

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

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

@media (min-width: 992px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Affiliation Banner */
.affiliation-banner {
  background: rgba(255, 255, 255, 0.9);
  padding: 2rem 0;
  text-align: center;
  border-top: 1px solid rgba(0,0,0,0.05);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  margin-top: 3rem;
}

/* Footer */
.footer {
  background: var(--navy);
  color: white;
  padding: 4rem 0 2rem;
  text-align: center;
  position: relative;
  z-index: 10;
}

.footer-logo {
  font-family: var(--font-magic);
  font-size: 1.8rem;
  color: var(--gold);
  margin-bottom: 1rem;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.footer-social a {
  color: rgba(255,255,255,0.6);
  font-size: 1.5rem;
}

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

.footer-text {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 1rem;
}

.footer-hashtags {
  font-size: 0.8rem;
  color: var(--cyan);
  opacity: 0.8;
}

/* ==========================================================================
   Butterflies Animation System (Light Mode)
   ========================================================================== */
.butterfly-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 5;
  overflow: hidden;
}

.butterfly {
  position: absolute;
  width: 24px;
  height: 24px;
  pointer-events: none;
  opacity: 0.6;
}

/* SVG styling */
.butterfly svg {
  width: 100%;
  height: 100%;
  fill: var(--gold);
  filter: drop-shadow(0 0 2px rgba(255, 209, 102, 0.8));
  animation: flap 0.3s ease-in-out infinite alternate;
  transform-origin: center;
}

/* Variations */
.butterfly.cyan svg { fill: var(--cyan); }
.butterfly.green svg { fill: var(--green); }
.butterfly.slow svg { animation-duration: 0.5s; }
.butterfly.fast svg { animation-duration: 0.15s; }
.butterfly.large { width: 32px; height: 32px; }
.butterfly.small { width: 16px; height: 16px; }

/* Wing flapping animation */
@keyframes flap {
  0% { transform: scaleX(1); }
  100% { transform: scaleX(0.2); }
}

/* Flight path animations */
@keyframes float1 {
  0% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(50px, -50px) rotate(15deg); }
  66% { transform: translate(-30px, -100px) rotate(-10deg); }
  100% { transform: translate(0, 0) rotate(0deg); }
}

@keyframes float2 {
  0% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(-60px, -40px) rotate(-20deg); }
  100% { transform: translate(0, 0) rotate(0deg); }
}

@keyframes flyAcross {
  0% { transform: translate(-100px, 100px) rotate(45deg); opacity: 0; }
  10% { opacity: 0.8; }
  90% { opacity: 0.8; }
  100% { transform: translate(calc(100vw + 100px), -200px) rotate(45deg); opacity: 0; }
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--navy);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.5rem;
    text-align: center;
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-social {
    display: none;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  
  h1.magical-title {
    font-size: 2.5rem;
  }
}