/* 
 * 1-Page Portfolio Design System
 * Theme: Systems Administrator & LAMP Developer (Dark Console Style)
 */

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

:root {
  /* Color Palette */
  --bg-primary: #060913;
  --bg-secondary: #0c1122;
  --bg-tertiary: #131b31;
  --border-color: rgba(0, 242, 254, 0.15);
  --border-glow: rgba(0, 242, 254, 0.3);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dark: #64748b;
  
  /* Accent Colors */
  --accent-cyan: #00f2fe;
  --accent-cyan-glow: rgba(0, 242, 254, 0.4);
  --accent-green: #10b981;
  --accent-green-glow: rgba(16, 185, 129, 0.4);
  --accent-violet: #8b5cf6;
  --accent-violet-glow: rgba(139, 92, 246, 0.4);
  --accent-orange: #f59e0b;
  
  /* Fonts */
  --font-sans: 'Inter', sans-serif;
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Layout values */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Reset & Base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scrollbar-width: thin;
  scrollbar-color: var(--border-glow) var(--bg-primary);
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);way
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan-glow);
}

/* Ambient Background Grid & Glows */
body::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(0, 242, 254, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 242, 254, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: -2;
}

.ambient-glow-1 {
  position: absolute;
  top: 10%;
  left: 20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.08) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: -1;
}

.ambient-glow-2 {
  position: absolute;
  top: 60%;
  right: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: -1;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header Section */
header {
  padding: 80px 0 40px 0;
  position: relative;
}

.header-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.developer-badge {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-color);
  padding: 6px 16px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.1);
}

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

@keyframes pulse-green {
  0% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.9); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.profile-name {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 3px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: 100px;
  display: inline-block;
  width: fit-content;
}

h1.profile-title {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--text-main) 30%, var(--accent-cyan) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -1px;
}

.profile-tagline {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 700px;
  font-weight: 300;
}

/* Stats Counter Section */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.metric-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.metric-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 8px 30px rgba(0, 242, 254, 0.06);
  transform: translateY(-2px);
}

.metric-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-violet));
  opacity: 0;
  transition: var(--transition-smooth);
}

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

.metric-num {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.metric-num span.accent {
  color: var(--accent-cyan);
}

.metric-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

.metric-sub {
  font-size: 0.75rem;
  color: var(--text-dark);
  font-family: var(--font-mono);
}

/* Search and Filters Section */
.controls-bar {
  background: rgba(12, 17, 34, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: var(--radius-lg);
  margin-bottom: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: 20px;
  z-index: 100;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

@media(min-width: 768px) {
  .controls-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.search-box-wrapper {
  position: relative;
  flex-grow: 1;
  max-width: 450px;
}

.search-box {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 12px 16px 12px 42px;
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.search-box:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
}

.search-icon {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dark);
  pointer-events: none;
}

.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 8px 18px;
  border-radius: 100px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-btn:hover {
  background: rgba(0, 242, 254, 0.05);
  color: var(--text-main);
  border-color: var(--accent-cyan-glow);
}

.filter-btn.active {
  background: var(--accent-cyan);
  color: var(--bg-primary);
  border-color: var(--accent-cyan);
  font-weight: 600;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

/* Portfolio Projects Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
  min-height: 200px;
}

@media(min-width: 992px) {
  .portfolio-grid {
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  }
}

/* Project Card */
.project-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: var(--transition-smooth);
}

.project-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 12px 40px rgba(0, 242, 254, 0.08);
}

.card-image-area {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
  background-color: var(--bg-tertiary);
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: var(--transition-smooth);
}

.project-card:hover .card-img {
  transform: scale(1.05);
}

/* Dynamic Placeholder Card Styling */
.card-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 20px;
  position: relative;
  background: radial-gradient(circle at 30% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 60%),
              radial-gradient(circle at 80% 80%, rgba(0, 242, 254, 0.15) 0%, transparent 60%);
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

.placeholder-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 15px 15px;
}

.placeholder-avatar {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(6, 9, 19, 0.8);
  border: 1px solid rgba(0, 242, 254, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--accent-cyan);
  text-shadow: 0 0 10px rgba(0, 242, 254, 0.5);
  margin-bottom: 12px;
  z-index: 1;
}

.placeholder-category-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-dark);
  z-index: 1;
}

.card-badge {
  position: absolute;
  bottom: 15px;
  left: 15px;
  background: rgba(6, 9, 19, 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--border-color);
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-main);
  z-index: 2;
}

/* Card Body Content */
.card-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 12px;
}

.card-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.3;
}

.card-year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.08);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid rgba(0, 242, 254, 0.1);
  white-space: nowrap;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  flex-grow: 1;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.card-tag {
  font-size: 0.75rem;
  color: var(--text-dark);
  background: var(--bg-tertiary);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.02);
  font-family: var(--font-sans);
}

.card-footer-row {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 16px;
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-cyan);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.card-link:hover {
  color: var(--text-main);
  text-shadow: 0 0 10px var(--accent-cyan-glow);
}

.card-link-offline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dark);
  font-size: 0.85rem;
  font-weight: 500;
}


/* Diagnostic / Terminal Console Widget */
.terminal-section {
  margin: 80px 0;
}

.terminal-container {
  background: #04060d;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 242, 254, 0.03);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.terminal-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.terminal-buttons {
  display: flex;
  gap: 8px;
}

.term-btn {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.term-btn.red { background-color: #ef4444; }
.term-btn.yellow { background-color: #f59e0b; }
.term-btn.green { background-color: #10b981; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.terminal-body {
  padding: 24px;
  min-height: 380px;
  max-height: 500px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: #10b981; /* Default retro green color */
  display: flex;
  flex-direction: column;
  gap: 12px;
  line-height: 1.5;
}

.term-cyan { color: var(--accent-cyan); }
.term-violet { color: var(--accent-violet); }
.term-white { color: var(--text-main); }
.term-muted { color: var(--text-dark); }
.term-orange { color: var(--accent-orange); }

.terminal-input-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}

.term-prompt {
  color: var(--accent-cyan);
  user-select: none;
}

.term-input {
  background: transparent;
  border: none;
  color: #10b981;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  flex-grow: 1;
  outline: none;
}

.terminal-shortcuts {
  padding: 16px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

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

.shortcut-btn {
  background: var(--bg-primary);
  border: 1px solid rgba(0, 242, 254, 0.2);
  color: var(--accent-cyan);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.shortcut-btn:hover {
  background: var(--accent-cyan-glow);
  color: var(--text-main);
  border-color: var(--accent-cyan);
}

/* Empty/No Results View */
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
  background: var(--bg-secondary);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  font-family: var(--font-sans);
}

.no-results-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

/* Footer styling */
footer.site-footer {
  border-top: 1px solid var(--border-color);
  padding: 40px 0;
  margin-top: 100px;
  background: var(--bg-secondary);
  text-align: center;
  color: var(--text-dark);
  font-size: 0.85rem;
}

footer.site-footer a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: var(--transition-smooth);
}

footer.site-footer a:hover {
  color: var(--text-main);
}

.footer-meta {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

/* Responsive Scaling details */
@media(max-width: 576px) {
  h1.profile-title {
    font-size: 2.5rem;
  }
  
  header {
    padding: 40px 0 20px 0;
  }
  
  .controls-bar {
    padding: 15px;
    border-radius: var(--radius-md);
  }
}