@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-color: #080b10;
  --panel-bg: rgba(17, 24, 39, 0.75);
  --panel-border: rgba(30, 41, 59, 0.7);
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --cyan-glow: #00f2fe;
  --blue-glow: #3b82f6;
  --accent-cyan: #00f2fe;
  --accent-blue: #2563eb;
  --accent-amber: #f59e0b;
  --accent-red: #ef4444;
  --font-sans: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition-speed: 0.3s;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  background-image: 
    radial-gradient(at 0% 0%, rgba(37, 99, 235, 0.15) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(0, 242, 254, 0.1) 0px, transparent 50%),
    linear-gradient(rgba(18, 24, 38, 0.98), rgba(8, 11, 16, 0.99));
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #0d131f;
}
::-webkit-scrollbar-thumb {
  background: #1f293d;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
}

header {
  border-bottom: 1px solid var(--panel-border);
  background: rgba(8, 11, 16, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1rem 2rem;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.025em;
}

.brand svg {
  width: 40px;
  height: 40px;
}

.brand-span {
  background: linear-gradient(135deg, var(--cyan-glow), var(--blue-glow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  align-items: center;
}

nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition-speed);
}

nav a:hover, nav a.active {
  color: var(--accent-cyan);
  text-shadow: 0 0 8px rgba(0, 242, 254, 0.5);
}

.btn-spec {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(0, 242, 254, 0.2));
  border: 1px solid rgba(0, 242, 254, 0.4);
  color: var(--text-main);
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-speed);
  text-decoration: none;
}

.btn-spec:hover {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
  transform: translateY(-1px);
}

main {
  max-width: 1200px;
  margin: 2.5rem auto;
  padding: 0 1.5rem;
}

.hero {
  text-align: center;
  padding: 4rem 1rem;
  position: relative;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero h1 span {
  background: linear-gradient(135deg, #00f2fe, #4facfe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  color: var(--text-muted);
  font-size: 1.25rem;
  max-width: 800px;
  margin: 0 auto 2.5rem;
}

.grid-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 2rem;
  backdrop-filter: blur(8px);
  transition: all var(--transition-speed);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--accent-blue), var(--accent-cyan), transparent);
  opacity: 0;
  transition: opacity var(--transition-speed);
}

.card:hover {
  border-color: rgba(0, 242, 254, 0.3);
  box-shadow: 0 10px 25px -10px rgba(0, 242, 254, 0.15);
  transform: translateY(-3px);
}

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

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background: rgba(0, 242, 254, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
}

.card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  color: var(--accent-cyan);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
}

.card-link:hover {
  text-decoration: underline;
}

/* Page Headers */
.page-header {
  margin-bottom: 3rem;
}

.page-header h1 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.page-header p {
  color: var(--text-muted);
  font-size: 1.15rem;
}

/* Detail layouts */
.content-layout {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 2rem;
}

@media (max-width: 900px) {
  .content-layout {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 2.5rem;
  }
}

.article-content {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 2.5rem;
  backdrop-filter: blur(8px);
}

.article-content h2 {
  font-size: 1.75rem;
  margin: 2rem 0 1rem;
  color: var(--text-main);
  border-bottom: 1px solid var(--panel-border);
  padding-bottom: 0.5rem;
}

.article-content p {
  margin-bottom: 1.25rem;
  color: #d1d5db;
}

.article-content ul, .article-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  color: #d1d5db;
}

.article-content li {
  margin-bottom: 0.5rem;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-box {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 1.5rem;
  backdrop-filter: blur(8px);
}

.sidebar-box h4 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--text-main);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Technical Code Display */
pre {
  background: #05070a;
  border: 1px solid #1e293b;
  border-radius: 8px;
  padding: 1.25rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}

code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

/* Warnings and Alerts */
.alert {
  border-left: 4px solid var(--accent-blue);
  background: rgba(37, 99, 235, 0.08);
  padding: 1rem 1.25rem;
  border-radius: 0 8px 8px 0;
  margin: 1.5rem 0;
}

.alert-title {
  font-weight: 700;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.alert.safety {
  border-left-color: var(--accent-red);
  background: rgba(239, 68, 68, 0.08);
}

.alert.warning {
  border-left-color: var(--accent-amber);
  background: rgba(245, 158, 11, 0.08);
}

/* About profile pic */
.profile-container {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 2rem 0;
  background: rgba(17, 24, 39, 0.4);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px dashed var(--panel-border);
}

.profile-img-wrapper {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
  background: #0d131f;
  flex-shrink: 0;
}

.profile-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-info h3 {
  margin-bottom: 0.25rem;
}

.profile-info p {
  margin-bottom: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

footer {
  text-align: center;
  padding: 3rem 1.5rem;
  border-top: 1px solid var(--panel-border);
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 5rem;
  background: rgba(8, 11, 16, 0.85);
}

/* Animations */
@keyframes pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

.live-indicator {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: pulse 2s infinite;
}