/* ==========================================================================
   Yoonverse — Visual Design System & Styling
   ========================================================================== */

:root {
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', var(--font-main);

  /* Color Palette */
  --bg-dark: #070913;
  --bg-card: rgba(18, 22, 44, 0.65);
  --bg-card-hover: rgba(26, 32, 64, 0.85);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glass-bright: rgba(147, 197, 253, 0.25);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-purple: #8b5cf6;
  --accent-indigo: #6366f1;
  --accent-cyan: #06b6d4;
  --accent-pink: #ec4899;
  --accent-emerald: #10b981;

  --gradient-cosmic: linear-gradient(135deg, #a855f7 0%, #6366f1 50%, #06b6d4 100%);
  --gradient-aurora: linear-gradient(135deg, #ec4899 0%, #8b5cf6 50%, #3b82f6 100%);
  --gradient-cyan: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);

  --shadow-glow: 0 0 35px rgba(99, 102, 241, 0.25);
  --shadow-card: 0 20px 40px -15px rgba(0, 0, 0, 0.6);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;

  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Background Canvas & Cosmic Glow Orbs */
#cosmic-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  pointer-events: none;
}

.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.45;
  animation: floatOrb 18s ease-in-out infinite alternate;
}

.orb-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #6366f1 0%, transparent 70%);
  top: -100px;
  right: -50px;
}

.orb-2 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, #06b6d4 0%, transparent 70%);
  bottom: 20%;
  left: -100px;
  animation-delay: -6s;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #ec4899 0%, transparent 70%);
  bottom: -50px;
  right: 15%;
  animation-delay: -12s;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 30px) scale(1.08); }
  100% { transform: translate(-30px, 50px) scale(0.95); }
}

/* Typography Helpers */
.gradient-text {
  background: var(--gradient-cosmic);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-hero {
  background: linear-gradient(135deg, #ffffff 0%, #c084fc 40%, #38bdf8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(7, 9, 19, 0.7);
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--text-main);
}

.planet-icon {
  font-size: 1.5rem;
  animation: pulseRotate 10s linear infinite;
  display: inline-block;
}

@keyframes pulseRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-cosmic);
  transition: var(--transition);
  border-radius: 2px;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.mobile-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--transition);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.85rem;
}

.btn-primary {
  background: var(--gradient-cosmic);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border: 1px solid var(--border-glass-bright);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
}

.btn-arrow {
  transition: transform 0.2s ease;
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* Hero Section */
.hero-section {
  padding: 10rem 1.5rem 5rem;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero-container {
  max-width: 900px;
  margin: 0 auto;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.1rem;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-full);
  margin-bottom: 2rem;
  font-size: 0.85rem;
  color: #cbd5e1;
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulseGreen 2s infinite;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: 3.8rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 2.5rem;
  font-weight: 400;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  margin-bottom: 4rem;
  flex-wrap: wrap;
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  margin-top: 1rem;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  padding: 1.5rem 1rem;
  border-radius: var(--radius-md);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-align: center;
  transition: var(--transition);
}

.metric-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glass-bright);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-glow);
}

.metric-icon {
  font-size: 1.6rem;
  margin-bottom: 0.4rem;
}

.metric-number {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.2rem;
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* General Sections */
.section {
  padding: 6rem 1.5rem;
}

.section-container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-badge {
  display: inline-block;
  padding: 0.25rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass-bright);
  border-radius: var(--radius-full);
  color: var(--accent-cyan);
  margin-bottom: 0.8rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.8rem;
}

.section-description {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 620px;
  margin-bottom: 3rem;
}

/* About Grid */
.about-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: 1.8rem;
}

.about-main-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  backdrop-filter: blur(14px);
}

.about-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-purple);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.8rem;
}

.about-main-card h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
  line-height: 1.3;
}

.about-main-card p {
  color: var(--text-muted);
  margin-bottom: 1.2rem;
  font-size: 1.05rem;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-top: 1.8rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-glass);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.95rem;
  color: #e2e8f0;
}

.feature-icon {
  font-size: 1.2rem;
}

.about-side-stack {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(14px);
  transition: var(--transition);
}

.glass-card:hover {
  border-color: var(--border-glass-bright);
  transform: translateY(-4px);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.stat-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Creations / Projects */
.creations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: rgba(168, 85, 247, 0.4);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), 0 0 25px rgba(168, 85, 247, 0.2);
}

.project-image-banner {
  height: 160px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.p-gradient-1 {
  background: linear-gradient(135deg, #4338ca 0%, #312e81 60%, #1e1b4b 100%);
}

.p-gradient-2 {
  background: linear-gradient(135deg, #0e7490 0%, #155e75 60%, #083344 100%);
}

.p-gradient-3 {
  background: linear-gradient(135deg, #831843 0%, #701a75 60%, #4c0519 100%);
}

.project-category {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: #f1f5f9;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.project-emoji {
  font-size: 3.5rem;
  transition: transform 0.4s ease;
}

.project-card:hover .project-emoji {
  transform: scale(1.15) rotate(5deg);
}

.project-content {
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.project-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.2rem;
  line-height: 1.5;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: #cbd5e1;
}

.project-footer {
  border-top: 1px solid var(--border-glass);
  padding-top: 1rem;
}

.project-link {
  color: var(--accent-cyan);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: var(--transition);
}

.project-link:hover {
  color: #ffffff;
  transform: translateX(4px);
}

/* Constellation / Skills */
.constellation-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.const-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.8rem 1.4rem;
  transition: var(--transition);
}

.const-card:hover {
  border-color: var(--border-glass-bright);
  transform: translateY(-5px);
  background: var(--bg-card-hover);
}

.const-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.const-card h4 {
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
  font-weight: 600;
}

.const-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Contact Section */
.contact-card-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 3.5rem;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
}

.contact-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3rem;
}

.contact-body {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3.5rem;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.info-block {
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 1.2rem;
}

.info-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.info-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
}

.email-copy-container {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.copy-email-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  cursor: pointer;
  transition: var(--transition);
}

.copy-email-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.social-links-row {
  display: flex;
  gap: 0.8rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.social-chip {
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
}

.social-chip:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.25);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: #cbd5e1;
}

.form-group input,
.form-group textarea {
  background: rgba(10, 14, 29, 0.7);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  color: #ffffff;
  font-family: var(--font-main);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-indigo);
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

.form-feedback {
  font-size: 0.9rem;
  text-align: center;
  min-height: 20px;
  font-weight: 500;
  transition: var(--transition);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-glass);
  background: rgba(7, 9, 19, 0.85);
  padding: 3rem 1.5rem 2.5rem;
  margin-top: 4rem;
}

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

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  display: block;
}

.footer-domain {
  font-size: 0.85rem;
  color: var(--accent-cyan);
  display: block;
  font-weight: 500;
}

.footer-sub {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
}

.badge-cloudflare {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  background: rgba(246, 130, 31, 0.1);
  border: 1px solid rgba(246, 130, 31, 0.25);
  color: #fdba74;
  font-size: 0.8rem;
  font-weight: 600;
}

.cf-dot {
  width: 6px;
  height: 6px;
  background-color: #f6821f;
  border-radius: 50%;
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.back-to-top {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  transition: var(--transition);
}

.back-to-top:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-title {
    font-size: 2.8rem;
  }
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .creations-grid {
    grid-template-columns: 1fr;
  }
  .constellation-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-body {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(10, 14, 29, 0.98);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.2rem;
    border-bottom: 1px solid var(--border-glass);
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-toggle {
    display: flex;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  .constellation-grid {
    grid-template-columns: 1fr;
  }
  .contact-card-wrapper {
    padding: 2rem 1.5rem;
  }
  .footer-container {
    flex-direction: column;
    text-align: center;
    gap: 1.2rem;
  }
  .footer-right {
    flex-direction: column;
  }
}