/* ==========================================================================
   GAURAV AGRAWAL — PORTFOLIO DESIGN SYSTEM
   Theme: Editorial Minimalist Light / Pure White Aesthetics
   ========================================================================== */

:root {
  /* Surface & Backgrounds */
  --bg-main: #FAFAFB;
  --bg-card: #FFFFFF;
  --bg-card-subtle: #F4F4F6;
  --bg-hover: #F0F0F3;
  --bg-badge: #EEF2F6;
  
  /* Text & Ink */
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --text-inverse: #FFFFFF;

  /* Borders & Dividers */
  --border-subtle: #E2E8F0;
  --border-medium: #CBD5E1;
  --border-highlight: #94A3B8;

  /* Accents */
  --accent-primary: #2563EB;
  --accent-primary-hover: #1D4ED8;
  --accent-primary-subtle: #EFF6FF;
  
  --accent-emerald: #059669;
  --accent-emerald-subtle: #ECFDF5;
  
  --accent-purple: #7C3AED;
  --accent-purple-subtle: #F5F3FF;

  --accent-amber: #D97706;
  --accent-amber-subtle: #FFFBEB;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.06), 0 2px 4px -2px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 12px 28px -6px rgba(15, 23, 42, 0.08), 0 4px 10px -3px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 40px -10px rgba(15, 23, 42, 0.12);
  --shadow-hover: 0 14px 30px -4px rgba(37, 99, 235, 0.12), 0 4px 10px -2px rgba(15, 23, 42, 0.04);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Base & Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Ambient Canvas Background */
.ambient-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.65;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Typography Utilities */
h1, h2, h3, h4 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

p {
  color: var(--text-secondary);
}

a {
  color: inherit;
  text-decoration: none;
}

.gradient-text {
  background: linear-gradient(135deg, #1E293B 0%, #2563EB 50%, #4F46E5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ==========================================================================
   BUTTONS & CONTROLS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-smooth);
  user-select: none;
  text-decoration: none;
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.84rem;
}

.btn-lg {
  padding: 12px 26px;
  font-size: 1rem;
}

.btn-primary {
  background: #0F172A;
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15);
}

.btn-primary:hover {
  background: #1E293B;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.22);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-medium);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

.btn-outline:hover {
  background: var(--bg-card);
  border-color: var(--border-medium);
  transform: translateY(-1px);
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.header-nav {
  position: fixed;
  top: 16px;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  padding: 0 20px;
}

.nav-container {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px 8px 12px;
  width: 100%;
  max-width: 960px;
  gap: 16px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.logo-badge {
  background: #0F172A;
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.nav-link.active {
  color: var(--text-primary);
  font-weight: 600;
  background: var(--bg-card-subtle);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cmd-k-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 6px 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cmd-k-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.sound-toggle-btn {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sound-toggle-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}

.mobile-menu-btn span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.mobile-drawer {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 16px;
  flex-direction: column;
  gap: 8px;
}

.mobile-drawer.open {
  display: flex;
}

.mobile-nav-link {
  padding: 10px 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

.mobile-nav-link:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  padding-top: 130px;
  padding-bottom: 70px;
}

.hero-status-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-emerald-subtle);
  border: 1px solid #A7F3D0;
  color: #065F46;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: var(--radius-full);
}

.status-dot {
  width: 8px;
  height: 8px;
  background: #10B981;
  border-radius: 50%;
}

.status-dot.pulse {
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulseEmerald 2s infinite;
}

@keyframes pulseEmerald {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 7px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.location-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

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

.local-time {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-primary);
}

.hero-pretitle {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.12;
  margin-bottom: 20px;
  max-width: 900px;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 780px;
  margin-bottom: 28px;
}

.hero-subtitle strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 34px;
}

.tag-chip {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.84rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.tag-chip:hover {
  border-color: var(--border-medium);
  background: var(--bg-hover);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

/* Bento Stat Grid */
.hero-bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 10px;
}

.bento-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.bento-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

.bento-stat {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.bento-icon-box {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.bg-blue-subtle { background: var(--accent-primary-subtle); }
.bg-emerald-subtle { background: var(--accent-emerald-subtle); }
.bg-purple-subtle { background: var(--accent-purple-subtle); }
.bg-amber-subtle { background: var(--accent-amber-subtle); }

.bento-number {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.bento-label {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-top: 4px;
}

/* ==========================================================================
   SECTIONS COMMON
   ========================================================================== */
.section {
  padding: 80px 0;
}

.section-header {
  margin-bottom: 44px;
}

.section-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 20px;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-primary);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 620px;
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 24px;
}

.about-story-card, .about-details-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.about-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}

.about-text {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.story-highlight-box {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.highlight-item {
  background: var(--bg-card-subtle);
  border-left: 3px solid var(--accent-primary);
  padding: 14px 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.highlight-badge {
  display: inline-block;
  font-weight: 700;
  font-size: 0.8125rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.highlight-item p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.info-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.info-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.info-value {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.social-links-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.social-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.social-chip:hover {
  background: #0F172A;
  color: #FFFFFF;
  border-color: #0F172A;
  transform: translateY(-2px);
}

/* ==========================================================================
   PROJECTS SECTION
   ========================================================================== */
.project-filters {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 4px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  gap: 4px;
}

.filter-btn {
  background: transparent;
  border: none;
  font-family: var(--font-sans);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--text-primary);
}

.filter-btn.active {
  background: #0F172A;
  color: #FFFFFF;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
  gap: 28px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-hover);
}

.project-card-banner {
  height: 190px;
  position: relative;
  overflow: hidden;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.banner-getdailywork {
  background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 50%, #A7F3D0 100%);
  border-bottom: 1px solid #A7F3D0;
}

.banner-aiteacher {
  background: linear-gradient(135deg, #F5F3FF 0%, #EDE9FE 50%, #DDD6FE 100%);
  border-bottom: 1px solid #DDD6FE;
}

.banner-pdfprocessor {
  background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 50%, #BFDBFE 100%);
  border-bottom: 1px solid #BFDBFE;
}

.banner-glass-pill {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-primary);
  box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}

.pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.pill-dot.emerald { background: #10B981; }
.pill-dot.purple { background: #8B5CF6; }
.pill-dot.blue { background: #3B82F6; }

.banner-visual {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  height: 100%;
}

.visual-mockup {
  background: #FFFFFF;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 8px 8px 0 0;
  width: 90%;
  padding: 8px 12px 14px 12px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
  transform: translateY(10px);
  transition: transform var(--transition-smooth);
}

.project-card:hover .visual-mockup {
  transform: translateY(4px);
}

.mockup-header {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid #F1F5F9;
}

.mock-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.mock-dot.red { background: #EF4444; }
.mock-dot.yellow { background: #F59E0B; }
.mock-dot.green { background: #10B981; }

.mockup-url {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-left: 6px;
}

.mock-analytics-bar {
  height: 6px;
  background: #F1F5F9;
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 6px;
}

.bar-fill {
  height: 100%;
  background: #10B981;
  border-radius: 3px;
}

.mock-chat-bubble {
  font-size: 0.7rem;
  font-family: var(--font-sans);
  color: #0F172A;
  background: #F8FAFC;
  padding: 4px 8px;
  border-radius: 4px;
  border-left: 2px solid #3B82F6;
}

.terminal-mockup {
  background: #0F172A;
  color: #F8FAFC;
}

.mockup-terminal-lines {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.line-code { color: #94A3B8; }
.line-success { color: #34D399; font-weight: 600; }

.cv-mockup {
  background: #0F172A;
  color: #FFFFFF;
}

.cv-bounding-demo {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bbox-crop {
  border: 1px dashed #38BDF8;
  color: #38BDF8;
  padding: 3px 6px;
  border-radius: 3px;
  background: rgba(56, 189, 248, 0.1);
}

.crop-status {
  color: #94A3B8;
  font-size: 0.6rem;
}

.project-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.project-category-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-primary);
}

.project-year {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.project-name {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.project-desc {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 18px;
  flex: 1;
}

.project-metrics-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
  padding: 10px 12px;
  background: var(--bg-card-subtle);
  border-radius: var(--radius-sm);
}

.metric-pill {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
}

.project-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 22px;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.project-title-link {
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition-fast);
}

.project-title-link:hover {
  color: var(--accent-primary);
}

.title-arrow {
  font-size: 0.95em;
  opacity: 0.7;
  transition: transform var(--transition-fast);
}

.project-title-link:hover .title-arrow {
  transform: translate(2px, -2px);
  opacity: 1;
}

.banner-link-pill {
  transition: all var(--transition-fast);
  cursor: pointer;
}

.banner-link-pill:hover {
  background: #FFFFFF;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transform: translateY(-1px);
}

.project-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 10px;
}

.project-footer-btns {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.project-external-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--bg-card-subtle);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.icon-link:hover {
  background: #0F172A;
  color: #FFFFFF;
  transform: scale(1.08);
}

/* ==========================================================================
   HACKATHONS SECTION
   ========================================================================== */
.timeline-container {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.timeline-card {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.timeline-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

.timeline-badge-column {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.timeline-dot-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
}

.timeline-dot-icon.trophy {
  background: #FEF3C7;
  border-color: #FDE68A;
}

.timeline-dot-icon.medal {
  background: #E0E7FF;
  border-color: #C7D2FE;
}

.timeline-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 10px;
}

.timeline-rank-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: #B45309;
  background: #FEF3C7;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 6px;
}

.timeline-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.timeline-org {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-top: 2px;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  background: var(--bg-card-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.timeline-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.timeline-points {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.point-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.point-icon {
  font-size: 1rem;
  line-height: 1.3;
}

.point-item strong {
  color: var(--text-primary);
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* ==========================================================================
   INTERACTIVE TERMINAL SECTION
   ========================================================================== */
.terminal-wrapper {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.terminal-window {
  background: #090D16;
  border: 1px solid #1E293B;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  font-family: var(--font-mono);
}

.terminal-bar {
  background: #111827;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #1F2937;
}

.terminal-buttons {
  display: flex;
  gap: 6px;
}

.t-btn {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.t-close { background: #EF4444; }
.t-min { background: #F59E0B; }
.t-max { background: #10B981; }

.terminal-title {
  font-size: 0.75rem;
  color: #9CA3AF;
  letter-spacing: 0.02em;
}

.t-clear-btn {
  background: transparent;
  border: 1px solid #374151;
  color: #9CA3AF;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.t-clear-btn:hover {
  background: #1F2937;
  color: #FFFFFF;
}

.terminal-body {
  padding: 20px;
  min-height: 240px;
  max-height: 380px;
  overflow-y: auto;
  font-size: 0.85rem;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.t-welcome {
  margin-bottom: 10px;
}

.t-cyan { color: #38BDF8; font-weight: 600; }
.t-dim { color: #64748B; }
.t-accent { color: #A78BFA; font-weight: 600; }
.t-green { color: #34D399; }
.t-yellow { color: #FBBF24; }
.t-red { color: #F87171; }
.t-white { color: #F1F5F9; }

.terminal-input-row {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  background: #0D131F;
  border-top: 1px solid #1F2937;
  gap: 8px;
}

.t-prompt {
  font-size: 0.82rem;
  user-select: none;
  white-space: nowrap;
}

.t-user { color: #34D399; font-weight: 600; }
.t-at { color: #94A3B8; }
.t-host { color: #38BDF8; }
.t-path { color: #FBBF24; }

.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #F8FAFC;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.terminal-quick-pills {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.quick-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-right: 4px;
}

.t-pill {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.t-pill:hover {
  background: #0F172A;
  color: #FFFFFF;
  border-color: #0F172A;
  transform: translateY(-1px);
}

/* ==========================================================================
   SKILLS SECTION
   ========================================================================== */
.skills-matrix-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.skill-category-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.skill-category-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

.skill-cat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.cat-icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cat-title {
  font-size: 1.05rem;
  font-weight: 700;
}

.skill-pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-item {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  padding: 5px 12px;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.skill-item:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
  border-color: var(--border-medium);
  transform: translateY(-1px);
}

.tech-tag-highlight {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #1E40AF;
  background: #DBEAFE;
  border: 1px solid #BFDBFE;
  padding: 5px 12px;
  border-radius: var(--radius-full);
}

/* ==========================================================================
   EDUCATION SECTION
   ========================================================================== */
.education-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 20px;
}

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
}

.edu-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

.edu-card.featured-edu {
  border-color: #BFDBFE;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  position: relative;
}

.edu-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.edu-icon-box {
  font-size: 1.5rem;
}

.edu-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-card-subtle);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.edu-degree {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.edu-institution {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: 12px;
}

.edu-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 18px;
  flex: 1;
}

.edu-score-chip {
  align-self: flex-start;
  font-size: 0.8125rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  color: var(--text-primary);
}

.featured-edu .edu-score-chip {
  background: #ECFDF5;
  border-color: #A7F3D0;
  color: #065F46;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-card-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 28px;
  padding: 48px;
  box-shadow: var(--shadow-md);
}

.contact-header-content {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 40px auto;
}

.contact-headline {
  font-size: clamp(2rem, 3.5vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.03em;
}

.contact-subhead {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.contact-channels-wrapper {
  margin-bottom: 36px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-primary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
}

.contact-social-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

.contact-method-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  transition: all var(--transition-smooth);
  min-width: 0;
}

.contact-method-card.primary-card {
  padding: 18px 22px;
  background: #FFFFFF;
  border-color: var(--border-subtle);
}

.contact-method-card:hover {
  background: #FFFFFF;
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.contact-method-icon {
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.contact-method-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  gap: 2px;
}

.method-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.method-val {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.method-action-btn {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.contact-method-card:hover .method-action-btn {
  background: #0F172A;
  color: #FFFFFF;
  border-color: #0F172A;
}

.method-arrow {
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.contact-method-card:hover .method-arrow {
  transform: translate(2px, -2px);
  color: var(--text-primary);
}

/* Quick Ping Form */
.quick-ping-form {
  background: var(--bg-main);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  max-width: 720px;
  margin: 0 auto;
}

.form-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.ping-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-input {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--text-primary);
  transition: border-color var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.form-textarea {
  resize: vertical;
}

.form-submit-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 4px;
}

.form-feedback {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-emerald);
}

.spin-icon {
  animation: spin 0.8s linear infinite;
}

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

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 30px 0;
  background: var(--bg-card);
  margin-top: 40px;
}

.footer-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-brand {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  background: var(--bg-card-subtle);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.pulse-dot.green { background: #10B981; }

.back-to-top-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-card-subtle);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.back-to-top-btn:hover {
  background: #0F172A;
  color: #FFFFFF;
}

/* ==========================================================================
   MODAL & COMMAND PALETTE
   ========================================================================== */
.modal-overlay, .palette-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.18s ease-out;
}

.hidden {
  display: none !important;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  width: 100%;
  max-width: 720px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalScale 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalScale {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: #FFFFFF;
  z-index: 2;
}

.modal-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.modal-close {
  background: var(--bg-card-subtle);
  border: none;
  font-size: 1.4rem;
  line-height: 1;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: #0F172A;
  color: #FFFFFF;
}

.modal-body {
  padding: 24px;
}

.modal-body h4 {
  font-size: 1rem;
  font-weight: 700;
  margin: 18px 0 8px 0;
}

.modal-body h4:first-child {
  margin-top: 0;
}

.modal-body p {
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 14px;
}

.modal-body ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

.modal-body li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
  line-height: 1.5;
}

.modal-arch-box {
  background: #0F172A;
  color: #F8FAFC;
  padding: 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  margin-bottom: 16px;
  overflow-x: auto;
}

/* Command Palette Card */
.palette-card {
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  width: 100%;
  max-width: 580px;
  box-shadow: 0 25px 60px -15px rgba(0,0,0,0.3);
  overflow: hidden;
  animation: modalScale 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.palette-search-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.palette-search-row svg {
  color: var(--text-muted);
}

.palette-input {
  flex: 1;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text-primary);
}

.palette-kbd {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-subtle);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--text-secondary);
}

.palette-results-list {
  padding: 10px;
  max-height: 320px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.palette-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
}

.palette-item:hover, .palette-item.active {
  background: var(--bg-card-subtle);
}

.palette-item-icon {
  margin-right: 10px;
  color: var(--accent-primary);
}

.palette-item-tag {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.palette-footer {
  padding: 10px 20px;
  background: var(--bg-card-subtle);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  gap: 16px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.palette-footer kbd {
  font-family: var(--font-mono);
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  padding: 1px 4px;
  border-radius: 3px;
  color: var(--text-secondary);
}

/* Toast Pill */
.toast-pill {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #0F172A;
  color: #FFFFFF;
  padding: 10px 18px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  z-index: 1100;
  animation: toastSlideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast-icon {
  background: #10B981;
  color: #FFFFFF;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
}

@keyframes toastSlideUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 900px) {
  .hero-bento {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .education-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero-section {
    padding-top: 100px;
  }

  .hero-bento {
    grid-template-columns: 1fr;
  }

  .timeline-card {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .timeline-badge-column {
    align-items: flex-start;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-primary-grid {
    grid-template-columns: 1fr;
  }

  .contact-social-grid {
    grid-template-columns: 1fr;
  }

  .contact-card-box {
    padding: 24px;
  }
}