:root {
  --bg: #0d1117;
  --bg2: #111827;
  --card: rgba(22,27,34,0.96);
  --text: #e6edf3;
  --muted: #8b949e;
  --border: #30363d;
  --primary: #2f81f7;
  --primary-dark: #1f6feb;
  --input-bg: #0f1720;
}

html[data-theme="light"] {
  --bg: #f4f7fb;
  --bg2: #e5ebf5;
  --card: rgba(255,255,255,0.96);
  --text: #111827;
  --muted: #6b7280;
  --border: #d1d5db;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --input-bg: #ffffff;
}

* { font-family: 'Inter', sans-serif; }

body {
  background: linear-gradient(135deg, var(--bg), var(--bg2), var(--bg));
  color: var(--text);
  min-height: 100vh;
}

.custom-navbar {
  background: rgba(13,17,23,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.navbar-brand { color: var(--text) !important; }

.hero-section { padding: 80px 0 40px; }

.hero-card, .section-card, .stats-card, .info-box, .repo-card, .custom-modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 10px 35px rgba(0,0,0,0.12);
}

.hero-avatar {
  width: 165px;
  height: 165px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #fff;
  box-shadow: 0 0 40px rgba(47,129,247,0.22);
}

.badge-custom, .repo-badge, .skill-pill {
  display: inline-block;
  background: rgba(47,129,247,0.12);
  color: #79c0ff;
  border: 1px solid rgba(47,129,247,0.25);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: .85rem;
}

.text-muted-custom { color: var(--muted); }

.text-gradient {
  background: linear-gradient(135deg, #60a5fa, #34d399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-title { font-size: 1.9rem; font-weight: 800; }

.btn-premium {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border: none;
  color: white;
  border-radius: 12px;
  padding: 12px 20px;
  font-weight: 700;
}

.btn-premium:hover { color: white; opacity: .95; }

.btn-outline-premium, .btn-outline-theme {
  border: 1px solid var(--border);
  color: var(--text);
  background: transparent;
  border-radius: 12px;
}

.btn-outline-premium:hover, .btn-outline-theme:hover {
  background: rgba(255,255,255,.06);
  color: var(--text);
}

.stats-number { font-size: 1.5rem; font-weight: 800; }
.location-text { font-size: 1rem; }

.info-box { padding: 20px; height: 100%; }

.small-pill {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: .75rem;
  color: var(--muted);
}

.custom-input {
  background: var(--input-bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
}

.custom-input:focus {
  background: var(--input-bg);
  color: var(--text);
  border-color: var(--primary);
  box-shadow: 0 0 0 .2rem rgba(47,129,247,.2);
}

.repo-card {
  padding: 24px;
  height: 100%;
  transition: all .3s ease;
}

.repo-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: 0 18px 35px rgba(47,129,247,.12);
}

.repo-description {
  min-height: 56px;
  color: var(--muted);
}

.skeleton-card {
  height: 230px;
  border-radius: 20px;
  background: linear-gradient(90deg, rgba(255,255,255,.05), rgba(255,255,255,.08), rgba(255,255,255,.05));
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite linear;
  border: 1px solid var(--border);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.error-box {
  background: rgba(220,53,69,.08);
  border: 1px solid rgba(220,53,69,.25);
  color: #ffb3bd;
  border-radius: 16px;
  padding: 20px;
}

.footer-section {
  border-top: 1px solid var(--border);
  margin-top: 50px;
  padding: 30px 0;
  color: var(--muted);
}

.modal-header, .modal-footer { border-color: var(--border); }
.btn-close { filter: invert(1); }