/* ===================================
   Main page styles — index.html only
   =================================== */

html { scroll-behavior: smooth; }

section[id] { scroll-margin-top: 70px; }

/* --- Blobs (main page) --- */
.blob-1 {
  top: -10%; left: -10%;
  width: 50vw; height: 50vw;
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  animation-delay: 0s;
}

.blob-2 {
  bottom: 10%; right: -10%;
  width: 60vw; height: 60vw;
  background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
  animation-delay: -5s;
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 20px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.navbar.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.navbar-inner {
  max-width: 1200px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--foreground);
  font-weight: 700;
  font-size: 1.1rem;
}

.navbar-brand img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.navbar-links a {
  color: var(--muted-foreground);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.navbar-links a:hover {
  color: var(--foreground);
}

.lang-toggle {
  padding: 4px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--foreground);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.lang-toggle:hover {
  background: var(--glass-bg);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--foreground);
  cursor: pointer;
  padding: 4px;
}

.menu-toggle svg {
  width: 24px;
  height: 24px;
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 60px 0 48px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
  width: 100%;
}

.avatar-wrapper {
  position: relative;
  animation-delay: 0.1s;
}

.avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.8);
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  transition: transform 0.3s;
  display: block;
}

.avatar-wrapper:hover .avatar { transform: scale(1.05) rotate(3deg); }

.hero-info { flex: 1; width: 100%; }

.hero-name {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 4px;
  background: linear-gradient(135deg, var(--foreground), var(--muted-foreground));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-username {
  font-size: 1rem;
  color: var(--muted-foreground);
  margin-bottom: 12px;
}

.hero-slogan {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--foreground);
}

.hero-slogan-sub {
  font-size: 0.9rem;
  color: var(--muted-foreground);
  margin-bottom: 16px;
  line-height: 1.6;
  max-width: 520px;
}

.hero-meta {
  display: flex; flex-wrap: wrap; gap: 12px;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.hero-meta a, .hero-meta span {
  color: var(--muted-foreground);
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
  transition: color 0.2s;
}
.hero-meta a:hover { color: var(--foreground); }
.hero-meta svg { width: 14px; height: 14px; }

.hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

/* --- CTA Buttons --- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  border: none;
  background: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.btn-secondary-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--foreground);
}

.btn-secondary-outline:hover {
  background: var(--glass-bg);
  transform: translateY(-2px);
}

/* --- Language Badges --- */
.languages { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }

.language-badge {
  padding: 4px 12px;
  border-radius: 9999px;
  border: 1px solid var(--border);
  font-size: 0.8rem;
  background: var(--card);
  backdrop-filter: blur(4px);
  transition: transform 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.language-badge:hover { transform: translateY(-2px); }

/* --- Scroll Indicator --- */
.scroll-indicator {
  position: absolute;
  bottom: 24px;
  left: 0;
  width: 100%;
  text-align: center;
  color: var(--muted-foreground);
  font-size: 0.8rem;
  opacity: 0;
  animation: fadeInUp 0.8s 1s forwards;
}

.scroll-content {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  animation: bounce 2s 1.8s infinite;
}

.scroll-indicator svg { width: 20px; height: 20px; }

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-8px); }
  60% { transform: translateY(-4px); }
}

/* --- Features --- */
.features { padding: 48px 0; position: relative; z-index: 1; }

.features-header {
  text-align: center;
  margin-bottom: 32px;
}

.features-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.feature-card {
  padding: 24px;
  border-radius: var(--radius);
  transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.feature-icon {
  padding: 10px;
  border-radius: 10px;
  background: rgba(255,255,255,0.4);
  display: inline-flex;
  margin-bottom: 12px;
}

.feature-icon svg { width: 24px; height: 24px; }

.feature-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 0.85rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* --- Stats --- */
.stats { padding: 32px 0; position: relative; z-index: 1; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.stat-card {
  padding: 16px;
  border-radius: var(--radius);
  transition: transform 0.3s, box-shadow 0.3s;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.05); }

.stat-content { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }

.stat-icon {
  padding: 8px;
  border-radius: 8px;
  background: rgba(255,255,255,0.4);
}
.stat-icon svg { width: 18px; height: 18px; }

.stat-value { font-size: 1.5rem; font-weight: 700; }
.stat-label { font-size: 0.75rem; color: var(--muted-foreground); }

/* --- Repos --- */
.repos { padding: 24px 0 64px; position: relative; z-index: 1; }

.repos-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.repos-title { font-size: 1.25rem; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.repos-title svg { width: 18px; height: 18px; color: var(--muted-foreground); }

.controls-wrapper { display: flex; gap: 8px; width: 100%; }

.select-wrapper { position: relative; flex: 1; }

.select {
  appearance: none;
  padding: 10px 36px 10px 16px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: var(--glass-shadow), inset 0 0.5px 0.5px rgba(255,255,255,0.2);
  color: var(--foreground);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  width: 100%;
  transition: all 0.3s ease;
}

.select:hover {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(255, 255, 255, 0.8);
  transform: translateY(-1px);
  box-shadow: var(--glass-shadow), 0 0 10px rgba(255, 255, 255, 0.2);
}

.select:focus { outline: none; border-color: var(--primary); }

.select-arrow {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  pointer-events: none;
  color: var(--muted-foreground);
  transition: transform 0.3s;
}

/* --- Glass Button --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px;
  border-radius: 12px;
  font-size: 0.9rem; font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: var(--glass-shadow);
  color: var(--foreground);
}
.btn:hover {
  background: rgba(255, 255, 255, 0.6);
  transform: translateY(-1px);
}

.btn-icon { padding: 0; width: 42px; height: 42px; }
.btn svg { width: 16px; height: 16px; transition: transform 0.3s; }

.btn.loading svg {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* --- Repo Cards --- */
.repo-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }

.repo-card {
  padding: 20px;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.repo-card:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.05); border-color: rgba(255,255,255,0.8); }

.repo-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.repo-icon { padding: 4px; border-radius: 6px; background: rgba(255,255,255,0.3); display: flex; align-items: center; justify-content: center; }
.repo-icon svg { width: 14px; height: 14px; }

.repo-name { font-weight: 600; font-size: 0.95rem; color: var(--foreground); text-decoration: none; display: inline-flex; align-items: center; gap: 6px; word-break: break-all; }
.repo-name svg { width: 12px; height: 12px; opacity: 0.6; flex-shrink: 0; transition: opacity 0.2s; }
.repo-name:hover svg { opacity: 1; }

.repo-desc { font-size: 0.85rem; color: var(--muted-foreground); flex: 1; margin-bottom: 12px; line-height: 1.5; }
.repo-topics { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.topic { padding: 3px 8px; border-radius: 9999px; background: rgba(255,255,255,0.2); font-size: 0.7rem; font-weight: 500; }

.repo-footer { display: flex; align-items: center; gap: 12px; font-size: 0.75rem; color: var(--muted-foreground); padding-top: 12px; border-top: 1px solid var(--border); margin-top: auto; }
.repo-lang { display: flex; align-items: center; gap: 4px; }
.repo-lang-dot { width: 8px; height: 8px; border-radius: 50%; }
.repo-stat { display: flex; align-items: center; gap: 4px; }
.repo-stat svg { width: 12px; height: 12px; }

.view-more-wrapper { text-align: center; margin-top: 24px; }

/* --- Community --- */
.community { padding: 48px 0; position: relative; z-index: 1; }

.community-header {
  text-align: center;
  margin-bottom: 32px;
}

.community-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}

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

.community-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  max-width: 700px;
  margin: 0 auto;
}

.community-card {
  padding: 24px;
  border-radius: var(--radius);
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.community-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.community-icon { margin-bottom: 12px; }
.community-icon svg { width: 40px; height: 40px; }

.community-card-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.community-card-desc {
  font-size: 0.85rem;
  color: var(--muted-foreground);
  margin-bottom: 16px;
  line-height: 1.6;
}

/* --- Footer --- */
.footer { border-top: 1px solid var(--border); background: var(--card); backdrop-filter: blur(8px); padding: 24px 0; text-align: center; }
.footer-text { font-size: 0.8rem; color: var(--muted-foreground); }

/* --- Skeleton --- */
.skeleton { background: linear-gradient(90deg, var(--secondary) 25%, var(--muted) 50%, var(--secondary) 75%); background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: 8px; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.skeleton-avatar { width: 110px; height: 110px; border-radius: 50%; }
.skeleton-text { height: 20px; margin-bottom: 12px; }

.error-container { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.error-card { background: var(--card); backdrop-filter: blur(16px); padding: 32px; border-radius: var(--radius); text-align: center; border: 1px solid var(--border); }

/* ===========================
   Desktop (>= 768px)
   =========================== */
@media (min-width: 768px) {
  .container { padding: 0 24px; }
  .hero-content { flex-direction: row; text-align: left; gap: 48px; }
  .hero-info { width: auto; }
  .hero-slogan-sub { margin-left: 0; margin-right: auto; }
  .avatar { width: 160px; height: 160px; }
  .hero-name { font-size: 3.5rem; }
  .hero-username { font-size: 1.25rem; margin-bottom: 16px; }
  .hero-slogan { font-size: 1.5rem; }
  .hero-slogan-sub { font-size: 1rem; }
  .hero-meta { justify-content: flex-start; font-size: 1rem; margin-bottom: 24px; }
  .hero-meta svg { width: 16px; height: 16px; }
  .hero-cta { justify-content: flex-start; }
  .languages { justify-content: flex-start; }
  .features { padding: 64px 0; }
  .features-title { font-size: 1.5rem; }
  .features-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .stats { padding: 48px 0; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .stat-card { padding: 24px; }
  .stat-content { flex-direction: row; align-items: center; }
  .stat-value { font-size: 1.8rem; }
  .stat-label { font-size: 0.875rem; }
  .repos { padding: 32px 0 96px; }
  .repos-header { flex-direction: row; align-items: center; justify-content: space-between; margin-bottom: 32px; }
  .repos-title { font-size: 1.5rem; }
  .controls-wrapper { width: auto; }
  .select-wrapper { flex: none; }
  .select { width: auto; min-width: 140px; }
  .repo-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .repo-card { padding: 24px; }
  .repo-name { font-size: 1rem; }
  .community { padding: 64px 0; }
  .community-title { font-size: 1.5rem; }
  .community-grid { grid-template-columns: repeat(2, 1fr); max-width: 100%; gap: 20px; }
}

@media (min-width: 1024px) {
  .features-grid { grid-template-columns: repeat(4, 1fr); }
  .repo-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ===========================
   Mobile Navbar (<= 767px)
   =========================== */
@media (max-width: 767px) {
  .navbar-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0; right: 0;
    flex-direction: column;
    padding: 16px 20px;
    gap: 12px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
  }

  .navbar-links.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }
}

/* ===========================
   Dark Mode Overrides
   =========================== */
@media (prefers-color-scheme: dark) {
  .select:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.2);
    box-shadow: var(--glass-shadow), 0 0 10px rgba(255,255,255,0.05);
  }

  .btn:hover {
    background: rgba(255,255,255,0.1);
  }

  .topic {
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.05);
  }

  .repo-icon,
  .stat-icon,
  .feature-icon {
    background: rgba(255,255,255,0.08);
  }

  .repo-card:hover {
    border-color: rgba(255,255,255,0.15);
  }

  @media (max-width: 767px) {
    .navbar-links {
      background: rgba(20, 20, 20, 0.88);
    }
  }
}