/* ==========================================================================
   Modern Obsidian Theme & Clean Dashboard Styling
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg-main: #080c14;
  --bg-card: rgba(15, 23, 42, 0.65);
  --border-card: rgba(30, 41, 59, 0.7);
  --border-hover: rgba(99, 102, 241, 0.45);
  --glow-indigo: 0 0 25px -5px rgba(99, 102, 241, 0.15);
}

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.08) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(56, 189, 248, 0.05) 0px, transparent 50%),
    radial-gradient(at 50% 100%, rgba(168, 85, 247, 0.05) 0px, transparent 50%);
  background-attachment: fixed;
}

code, kbd, pre, .font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Custom Sleek Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(8, 12, 20, 0.5);
}

::-webkit-scrollbar-thumb {
  background: rgba(51, 65, 85, 0.6);
  border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.5);
}

.scrollbar-none::-webkit-scrollbar {
  display: none;
}
.scrollbar-none {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* Modern Segmented Topic Tabs */
.category-tab {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 0.875rem;
  background-color: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(30, 41, 59, 0.8);
  color: #94a3b8;
  white-space: nowrap;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  backdrop-filter: blur(8px);
}

.category-tab:hover {
  background-color: rgba(30, 41, 59, 0.9);
  color: #f1f5f9;
  border-color: rgba(71, 85, 105, 0.8);
  transform: translateY(-1px);
}

.category-tab.active {
  background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
  border-color: #6366f1;
  color: #ffffff;
  box-shadow: 0 4px 18px -2px rgba(79, 70, 229, 0.45);
}

.tab-badge {
  font-size: 0.6875rem;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  background-color: rgba(0, 0, 0, 0.35);
  margin-left: 0.45rem;
  font-weight: 700;
}

/* Minimalist Project Cards */
.project-card {
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-card);
  border-radius: 1.25rem;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  pointer-events: none;
}

.project-card:hover {
  transform: translateY(-3px);
  background: rgba(15, 23, 42, 0.9);
  border-color: var(--border-hover);
  box-shadow: 0 16px 36px -10px rgba(0, 0, 0, 0.6), var(--glow-indigo);
}

/* Modal Animation */
@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.animate-in {
  animation: modalIn 0.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Markdown Reader */
.prose {
  color: #cbd5e1;
}

.prose h1, .prose h2, .prose h3, .prose h4 {
  color: #f8fafc;
  font-weight: 700;
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
}

.prose h1 { font-size: 1.5rem; border-bottom: 1px solid #334155; padding-bottom: 0.4rem; }
.prose h2 { font-size: 1.25rem; border-bottom: 1px solid #1e293b; padding-bottom: 0.3rem; }
.prose h3 { font-size: 1.05rem; }

.prose p {
  margin-top: 0.4rem;
  margin-bottom: 0.7rem;
  line-height: 1.55;
}

.prose code {
  background: #1e293b;
  color: #38bdf8;
  padding: 0.15rem 0.35rem;
  border-radius: 0.25rem;
  font-size: 0.85em;
}

.prose pre {
  background: #0f172a;
  border: 1px solid #1e293b;
  padding: 0.85rem;
  border-radius: 0.5rem;
  overflow-x: auto;
  margin: 0.75rem 0;
}

.prose pre code {
  background: transparent;
  color: #e2e8f0;
  padding: 0;
}

.prose ul, .prose ol {
  padding-left: 1.25rem;
  margin-top: 0.4rem;
  margin-bottom: 0.6rem;
}

.prose li {
  margin-top: 0.2rem;
  margin-bottom: 0.2rem;
}

.prose a {
  color: #818cf8;
  text-decoration: underline;
}