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

/* ==========================================================================
   shadcn/ui Design Tokens & Root Variables
   ========================================================================== */
:root {
  /* Light theme - zinc palette */
  --background: 0 0% 100%;
  --foreground: 240 10% 3.9%;
  --card: 0 0% 100%;
  --card-foreground: 240 10% 3.9%;
  --popover: 0 0% 100%;
  --popover-foreground: 240 10% 3.9%;
  --primary: 240 5.9% 10%;
  --primary-foreground: 0 0% 98%;
  --secondary: 240 4.8% 95.9%;
  --secondary-foreground: 240 5.9% 10%;
  --muted: 240 4.8% 95.9%;
  --muted-foreground: 240 3.8% 46.1%;
  --accent: 240 4.8% 95.9%;
  --accent-foreground: 240 5.9% 10%;
  --destructive: 0 84.2% 60.2%;
  --destructive-foreground: 0 0% 98%;
  --border: 240 5.9% 90%;
  --input: 240 5.9% 90%;
  --ring: 240 5.9% 10%;
  --radius: 0.5rem;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

html.dark,
[data-theme="dark"] {
  /* Dark theme - sleek zinc palette */
  --background: 240 10% 3.9%;
  --foreground: 0 0% 98%;
  --card: 240 10% 5.2%;
  --card-foreground: 0 0% 98%;
  --popover: 240 10% 4.5%;
  --popover-foreground: 0 0% 98%;
  --primary: 0 0% 98%;
  --primary-foreground: 240 5.9% 10%;
  --secondary: 240 3.7% 15.9%;
  --secondary-foreground: 0 0% 98%;
  --muted: 240 3.7% 15.9%;
  --muted-foreground: 240 5% 64.9%;
  --accent: 240 3.7% 15.9%;
  --accent-foreground: 0 0% 98%;
  --destructive: 0 62.8% 30.6%;
  --destructive-foreground: 0 0% 98%;
  --border: 240 3.7% 15.9%;
  --input: 240 3.7% 15.9%;
  --ring: 240 4.9% 83.9%;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-sans);
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease;
}

img, svg {
  display: block;
  max-width: 100%;
}

/* ==========================================================================
   Container & Layout
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1040px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* ==========================================================================
   Navbar / Header (Sticky glassmorphism)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
  border-bottom: 1px solid hsl(var(--border) / 0.8);
  background-color: hsl(var(--background) / 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.nav-container {
  display: flex;
  height: 3.75rem;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: hsl(var(--foreground));
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.85rem;
  height: 1.85rem;
  border-radius: var(--radius);
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.nav-links {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
  transition: color 0.15s ease;
  position: relative;
  padding: 0.35rem 0.2rem;
}

.nav-link:hover,
.nav-link.active {
  color: hsl(var(--foreground));
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ==========================================================================
   Buttons (shadcn/ui Button styles)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1;
  padding: 0.55rem 1rem;
  cursor: pointer;
  transition: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  gap: 0.5rem;
  white-space: nowrap;
  user-select: none;
  border: 1px solid transparent;
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px hsl(var(--background)), 0 0 0 4px hsl(var(--ring));
}

.btn-primary {
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  border-color: hsl(var(--primary));
}

.btn-primary:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
  border-color: hsl(var(--border));
}

.btn-secondary:hover {
  background-color: hsl(var(--accent));
  color: hsl(var(--accent-foreground));
}

.btn-outline {
  background-color: transparent;
  border-color: hsl(var(--border));
  color: hsl(var(--foreground));
}

.btn-outline:hover {
  background-color: hsl(var(--accent));
  color: hsl(var(--accent-foreground));
  border-color: hsl(var(--border));
}

.btn-ghost {
  background-color: transparent;
  color: hsl(var(--muted-foreground));
}

.btn-ghost:hover {
  background-color: hsl(var(--accent));
  color: hsl(var(--foreground));
}

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.8125rem;
  height: 2.125rem;
}

.btn-icon {
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  border-radius: var(--radius);
  color: hsl(var(--muted-foreground));
}

.btn-icon:hover {
  color: hsl(var(--foreground));
}

/* ==========================================================================
   Badges (shadcn/ui Badge)
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1.25;
  transition: all 0.15s ease;
  width: fit-content;
  gap: 0.4rem;
}

.badge-default {
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}

.badge-secondary {
  background-color: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
  border: 1px solid hsl(var(--border) / 0.6);
}

.badge-outline {
  border: 1px solid hsl(var(--border));
  color: hsl(var(--foreground));
  background-color: transparent;
}

.badge-glow {
  background-color: hsl(142 76% 36% / 0.1);
  color: hsl(142 71% 45%);
  border: 1px solid hsl(142 76% 36% / 0.25);
}

.status-dot-pulse {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #22c55e;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  animation: pulse-ring 2s infinite cubic-bezier(0.4, 0, 0.6, 1);
}

@keyframes pulse-ring {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  }
  70% {
    box-shadow: 0 0 0 6px rgba(34, 197, 94, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
  }
}

/* ==========================================================================
   Cards (shadcn/ui Card Component)
   ========================================================================== */
.card {
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--card));
  color: hsl(var(--card-foreground));
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.04), 0 1px 2px -1px rgb(0 0 0 / 0.04);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  overflow: hidden;
}

.card:hover {
  border-color: hsl(var(--muted-foreground) / 0.4);
  box-shadow: 0 4px 20px -2px rgb(0 0 0 / 0.08);
}

.card-header {
  padding: 1.25rem 1.25rem 0.75rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: hsl(var(--foreground));
  line-height: 1.35;
}

.card-description {
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
  line-height: 1.5;
}

.card-content {
  padding: 0.75rem 1.25rem 1.25rem 1.25rem;
}

.card-footer {
  padding: 0.75rem 1.25rem 1.25rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-top: 1px solid hsl(var(--border) / 0.6);
  background-color: hsl(var(--muted) / 0.3);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 4.5rem 0 3rem 0;
  position: relative;
}

.hero-wrapper {
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-start;
  gap: 2.5rem;
}

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

.hero-main {
  flex: 1;
}

.hero-badge-row {
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.15;
  color: hsl(var(--foreground));
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.25rem;
  }
}

.hero-subtitle {
  font-size: 1.25rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
  letter-spacing: -0.015em;
  line-height: 1.4;
  margin-bottom: 1.25rem;
}

.hero-subtitle .highlight {
  color: hsl(var(--foreground));
  font-weight: 600;
}

.hero-bio {
  font-size: 1rem;
  color: hsl(var(--muted-foreground));
  max-width: 600px;
  line-height: 1.65;
  margin-bottom: 1.75rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
  margin-bottom: 2rem;
}

.hero-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

/* Hero Avatar */
.hero-avatar-container {
  position: relative;
  flex-shrink: 0;
}

.avatar-ring {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  padding: 4px;
  border: 1px solid hsl(var(--border));
  background: hsl(var(--card));
  box-shadow: 0 4px 20px -2px rgb(0 0 0 / 0.1);
  position: relative;
}

@media (min-width: 768px) {
  .avatar-ring {
    width: 170px;
    height: 170px;
  }
}

.avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}

.avatar-badge {
  position: absolute;
  bottom: 6px;
  right: 6px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: hsl(var(--background));
  border: 2px solid hsl(var(--background));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}

.avatar-badge-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: #22c55e;
}

/* ==========================================================================
   Metrics & Stats Banner (shadcn stat cards)
   ========================================================================== */
.metrics-section {
  padding: 1rem 0 3rem 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.875rem;
}

@media (min-width: 768px) {
  .metrics-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.metric-card {
  padding: 1.15rem 1.25rem;
  border-radius: var(--radius);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--card));
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transition: all 0.2s ease;
}

.metric-card:hover {
  border-color: hsl(var(--muted-foreground) / 0.4);
}

.metric-value {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: hsl(var(--foreground));
  font-family: var(--font-mono);
  line-height: 1.1;
}

.metric-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: hsl(var(--foreground));
}

.metric-sub {
  font-size: 0.75rem;
  color: hsl(var(--muted-foreground));
  line-height: 1.35;
}

/* ==========================================================================
   Section Headers
   ========================================================================== */
.section {
  padding: 3.5rem 0;
  border-top: 1px solid hsl(var(--border) / 0.7);
}

.section-header {
  margin-bottom: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.section-tag {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: hsl(var(--muted-foreground));
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-title {
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: hsl(var(--foreground));
}

.section-subtitle {
  font-size: 0.95rem;
  color: hsl(var(--muted-foreground));
  max-width: 650px;
}

/* ==========================================================================
   Projects Section (shadcn Tabs & Cards)
   ========================================================================== */
.tabs-container {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.tabs-list {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem;
  border-radius: var(--radius);
  background-color: hsl(var(--muted));
  width: fit-content;
  border: 1px solid hsl(var(--border) / 0.6);
}

.tab-trigger {
  border: none;
  background: transparent;
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: calc(var(--radius) - 2px);
  color: hsl(var(--muted-foreground));
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.tab-trigger:hover {
  color: hsl(var(--foreground));
}

.tab-trigger.active {
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.08);
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-preview {
  height: 180px;
  background-color: hsl(var(--muted) / 0.4);
  border-bottom: 1px solid hsl(var(--border) / 0.6);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.project-preview img {
  max-height: 140px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-preview img {
  transform: scale(1.04);
}

.project-badge-top {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
}

.project-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.75rem;
}

.project-name {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: hsl(var(--foreground));
}

.project-desc {
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
  line-height: 1.55;
  flex: 1;
}

.project-metric-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius);
  background-color: hsl(var(--muted) / 0.5);
  border: 1px dashed hsl(var(--border));
  font-size: 0.78rem;
  color: hsl(var(--foreground));
  font-family: var(--font-mono);
  font-weight: 500;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.25rem;
}

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.15rem 0.5rem;
  border-radius: calc(var(--radius) - 2px);
  background-color: hsl(var(--secondary));
  color: hsl(var(--secondary-foreground));
  border: 1px solid hsl(var(--border) / 0.5);
}

.project-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  border-top: 1px solid hsl(var(--border) / 0.6);
  background-color: hsl(var(--muted) / 0.2);
}

/* ==========================================================================
   Experience Section (Vertical Timeline)
   ========================================================================== */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: 7px;
  width: 2px;
  background-color: hsl(var(--border));
}

.timeline-item {
  position: relative;
  margin-bottom: 2.25rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  position: absolute;
  top: 4px;
  left: -2rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid hsl(var(--background));
  background-color: hsl(var(--foreground));
  box-shadow: 0 0 0 2px hsl(var(--border));
}

.timeline-content-card {
  padding: 1.35rem;
  border-radius: calc(var(--radius) + 2px);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--card));
}

.timeline-header {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .timeline-header {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
  }
}

.timeline-role {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: hsl(var(--foreground));
}

.timeline-company {
  font-size: 0.95rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: hsl(var(--muted-foreground));
  white-space: nowrap;
}

.timeline-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.timeline-bullets li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.9rem;
  color: hsl(var(--muted-foreground));
  line-height: 1.55;
}

.timeline-bullets li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: hsl(var(--foreground));
  font-weight: bold;
}

.timeline-bullets strong {
  color: hsl(var(--foreground));
  font-weight: 600;
}

/* ==========================================================================
   Skills Section (Grouped Modern Cards)
   ========================================================================== */
.skills-categories-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .skills-categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.skill-cat-card {
  padding: 1.35rem;
  border-radius: calc(var(--radius) + 2px);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--card));
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.skill-cat-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.skill-cat-icon {
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius);
  background-color: hsl(var(--muted));
  display: flex;
  align-items: center;
  justify-content: center;
  color: hsl(var(--foreground));
  font-size: 0.9rem;
}

.skill-cat-title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: hsl(var(--foreground));
}

.skill-chips-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.65rem;
  border-radius: calc(var(--radius) - 1px);
  background-color: hsl(var(--muted) / 0.5);
  border: 1px solid hsl(var(--border) / 0.6);
  font-size: 0.8125rem;
  font-weight: 500;
  color: hsl(var(--foreground));
  transition: all 0.15s ease;
}

.skill-chip:hover {
  background-color: hsl(var(--secondary));
  border-color: hsl(var(--border));
}

/* ==========================================================================
   Education & Leadership Section
   ========================================================================== */
.two-col-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .two-col-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.edu-card {
  padding: 1.35rem;
  border-radius: calc(var(--radius) + 2px);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--card));
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.edu-institution {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: hsl(var(--foreground));
}

.edu-degree {
  font-size: 0.92rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
}

.edu-year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: hsl(var(--muted-foreground));
}

/* ==========================================================================
   Honors, Awards & Certifications
   ========================================================================== */
.awards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .awards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.award-item {
  display: flex;
  gap: 1rem;
  padding: 1.15rem;
  border-radius: calc(var(--radius) + 2px);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--card));
  transition: border-color 0.2s ease;
}

.award-item:hover {
  border-color: hsl(var(--muted-foreground) / 0.4);
}

.award-icon-box {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius);
  background-color: hsl(var(--secondary));
  border: 1px solid hsl(var(--border) / 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  color: hsl(var(--foreground));
  font-size: 1.05rem;
  flex-shrink: 0;
}

.award-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.award-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: hsl(var(--foreground));
  line-height: 1.35;
}

.award-org {
  font-size: 0.8rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
}

.award-desc {
  font-size: 0.8125rem;
  color: hsl(var(--muted-foreground));
  line-height: 1.45;
  margin-top: 0.25rem;
}

.cert-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.cert-card {
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--card));
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: hsl(var(--foreground));
  transition: all 0.15s ease;
}

.cert-card:hover {
  background-color: hsl(var(--accent));
}

.cert-card i {
  color: hsl(var(--muted-foreground));
  font-size: 0.85rem;
}

/* ==========================================================================
   Contact Section (Call to Action Card)
   ========================================================================== */
.contact-card {
  padding: 3rem 2rem;
  text-align: center;
  border-radius: calc(var(--radius) + 8px);
  border: 1px solid hsl(var(--border));
  background: linear-gradient(180deg, hsl(var(--card)) 0%, hsl(var(--muted) / 0.25) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, hsl(var(--foreground) / 0.3), transparent);
}

.contact-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: hsl(var(--foreground));
}

.contact-desc {
  font-size: 1rem;
  color: hsl(var(--muted-foreground));
  max-width: 520px;
  line-height: 1.6;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.social-links-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.5rem;
}

.social-circle-btn {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--background));
  display: flex;
  align-items: center;
  justify-content: center;
  color: hsl(var(--muted-foreground));
  transition: all 0.15s ease;
}

.social-circle-btn:hover {
  color: hsl(var(--foreground));
  border-color: hsl(var(--foreground) / 0.5);
  transform: translateY(-2px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  margin-top: auto;
  border-top: 1px solid hsl(var(--border) / 0.8);
  padding: 2.5rem 0;
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-content {
    flex-direction: row;
    text-align: left;
  }
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
}

/* ==========================================================================
   Toast Notification Component (shadcn style)
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 100;
  pointer-events: none;
}

.toast {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.75rem 1.15rem;
  border-radius: var(--radius);
  background-color: hsl(var(--foreground));
  color: hsl(var(--background));
  border: 1px solid hsl(var(--border));
  box-shadow: 0 10px 30px -5px rgba(0,0,0,0.25);
  font-size: 0.875rem;
  font-weight: 500;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1), transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: auto;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast i {
  color: #22c55e;
}

/* ==========================================================================
   Mobile Navigation Drawer (Clean overlay)
   ========================================================================== */
.mobile-nav-toggle {
  display: flex;
}

@media (min-width: 768px) {
  .mobile-nav-toggle {
    display: none;
  }
}

.mobile-menu {
  display: none;
  border-top: 1px solid hsl(var(--border));
  background-color: hsl(var(--background));
  padding: 1rem 1.25rem;
  flex-direction: column;
  gap: 0.75rem;
}

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

.mobile-menu a {
  font-size: 0.95rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
  padding: 0.4rem 0;
}

.mobile-menu a:hover {
  color: hsl(var(--foreground));
}

/* ==========================================================================
   Command Palette Trigger & Dialog (shadcn cmdk component)
   ========================================================================== */
.command-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background-color: hsl(var(--muted) / 0.6);
  border: 1px solid hsl(var(--border));
  color: hsl(var(--muted-foreground));
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius);
  font-size: 0.8125rem;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.command-trigger-btn:hover {
  background-color: hsl(var(--accent));
  color: hsl(var(--foreground));
  border-color: hsl(var(--foreground) / 0.3);
}

.cmd-kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  background-color: hsl(var(--background));
  border: 1px solid hsl(var(--border));
  border-radius: calc(var(--radius) - 2px);
  padding: 0.1rem 0.35rem;
  line-height: 1;
  color: hsl(var(--muted-foreground));
}

.command-dialog-overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 10vh 1rem 1rem 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.command-dialog-overlay.open {
  opacity: 1;
  visibility: visible;
}

.command-dialog {
  width: 100%;
  max-width: 580px;
  background-color: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: calc(var(--radius) + 4px);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  transform: scale(0.97);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.command-dialog-overlay.open .command-dialog {
  transform: scale(1);
}

.command-input-wrapper {
  display: flex;
  align-items: center;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid hsl(var(--border));
  gap: 0.75rem;
}

.command-input-wrapper i {
  color: hsl(var(--muted-foreground));
  font-size: 0.95rem;
}

.command-input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: hsl(var(--foreground));
}

.command-input::placeholder {
  color: hsl(var(--muted-foreground));
}

.command-list {
  max-height: 340px;
  overflow-y: auto;
  padding: 0.5rem;
}

.command-group-heading {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: hsl(var(--muted-foreground));
  padding: 0.5rem 0.75rem 0.25rem 0.75rem;
}

.command-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.55rem 0.75rem;
  border-radius: calc(var(--radius) - 1px);
  font-size: 0.875rem;
  color: hsl(var(--foreground));
  cursor: pointer;
  transition: background-color 0.1s ease;
  user-select: none;
}

.command-item.selected,
.command-item:hover {
  background-color: hsl(var(--accent));
  color: hsl(var(--foreground));
}

.command-item-left {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.command-item-left i {
  width: 16px;
  text-align: center;
  color: hsl(var(--muted-foreground));
  font-size: 0.85rem;
}

.command-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  border-top: 1px solid hsl(var(--border) / 0.7);
  background-color: hsl(var(--muted) / 0.3);
  font-size: 0.75rem;
  color: hsl(var(--muted-foreground));
}

/* ==========================================================================
   Project Details Modal Dialog (shadcn Dialog)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  background-color: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: calc(var(--radius) + 6px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.96);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.open .modal-dialog {
  transform: scale(1);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid hsl(var(--border));
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: hsl(var(--foreground));
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: hsl(var(--muted-foreground));
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.modal-close-btn:hover {
  background-color: hsl(var(--accent));
  color: hsl(var(--foreground));
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modal-metric-box {
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  background-color: hsl(var(--muted) / 0.4);
  border: 1px dashed hsl(var(--border));
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: hsl(var(--foreground));
}

.modal-section-h {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: hsl(var(--muted-foreground));
  margin-bottom: 0.35rem;
}

.modal-text {
  font-size: 0.92rem;
  color: hsl(var(--muted-foreground));
  line-height: 1.6;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid hsl(var(--border));
  background-color: hsl(var(--muted) / 0.25);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* SVG Dark Mode Adjustment */
html.dark .project-preview img {
  opacity: 0.92;
  filter: drop-shadow(0 0 16px rgba(255, 255, 255, 0.04));
}