:root {
  --bg-primary: #0a192f;
  --bg-secondary: #112240;
  --bg-tertiary: #1d3557;
  --bg-card: rgba(17, 34, 64, 0.75);
  --bg-card-hover: rgba(29, 53, 87, 0.85);
  --border-subtle: rgba(148, 163, 184, 0.12);
  --border-strong: rgba(148, 163, 184, 0.22);
  
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0a192f;
  
  --accent-emerald: #10b981;
  --accent-emerald-subtle: rgba(16, 185, 129, 0.14);
  --accent-indigo: #60a5fa;
  --accent-indigo-subtle: rgba(96, 165, 250, 0.12);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, Menlo, Consolas, monospace;
  
  --shadow-sm: 0 1px 2px rgba(2, 12, 27, 0.4);
  --shadow-md: 0 4px 20px -2px rgba(2, 12, 27, 0.55);
  --shadow-lg: 0 12px 32px -4px rgba(2, 12, 27, 0.7);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;
  
  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s ease;
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --border-subtle: #e2e8f0;
  --border-strong: #cbd5e1;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-inverse: #f8fafc;
  
  --accent-emerald: #059669;
  --accent-emerald-subtle: rgba(5, 150, 105, 0.1);
  --accent-indigo: #4f46e5;
  --accent-indigo-subtle: rgba(79, 70, 229, 0.08);
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 16px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 32px -4px rgba(0, 0, 0, 0.08);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
  position: relative;
}

.pointer-spotlight {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 1;
  background: radial-gradient(600px circle at var(--mouse-x, 50vw) var(--mouse-y, 50vh), rgba(16, 185, 129, 0.06), transparent 80%);
}

[data-theme="light"] .pointer-spotlight {
  background: radial-gradient(600px circle at var(--mouse-x, 50vw) var(--mouse-y, 50vh), rgba(5, 150, 105, 0.04), transparent 80%);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.layout-container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 2;
}

.layout-grid {
  display: flex;
  justify-content: space-between;
  gap: 4.5rem;
  min-height: 100vh;
}

.sidebar {
  width: 44%;
  max-width: 440px;
  position: sticky;
  top: 0;
  height: 100vh;
  max-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 5.5rem 0 5.5rem 0;
  overflow-y: auto;
  scrollbar-width: none;
}

.sidebar::-webkit-scrollbar {
  display: none;
}

.sidebar-top {
  display: flex;
  flex-direction: column;
}

.hero-header-line {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.hero-location {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.sidebar-name {
  font-size: 2.85rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  margin-bottom: 0.35rem;
  line-height: 1.1;
}

.sidebar-name a {
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.sidebar-name a:hover {
  color: var(--accent-emerald);
}

.sidebar-role {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--accent-emerald);
  font-family: var(--font-mono);
  margin-bottom: 1.25rem;
}

.sidebar-tagline {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 360px;
}

.sidebar-nav {
  margin-top: 1.5rem;
}

.sidebar-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.sidebar-nav-item {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 0.35rem 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.nav-indicator {
  width: 28px;
  height: 1.5px;
  background-color: var(--text-muted);
  transition: width 0.22s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.22s ease;
}

.sidebar-nav-item:hover,
.sidebar-nav-item.active {
  color: var(--text-primary);
}

.sidebar-nav-item:hover .nav-indicator,
.sidebar-nav-item.active .nav-indicator {
  width: 60px;
  background-color: var(--accent-emerald);
}

.sidebar-nav-item.active {
  color: var(--text-primary);
  font-weight: 700;
}

.sidebar-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 36px;
}

.sidebar-socials {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.social-icon-btn {
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.social-icon-btn:hover {
  color: var(--accent-emerald);
  transform: translateY(-2px);
}

.sidebar-controls {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.main-content {
  width: 56%;
  max-width: 580px;
  padding: 5.5rem 0 5.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 5.5rem;
}

.content-section {
  scroll-margin-top: 4.5rem;
}

.sticky-section-title {
  display: none;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
}

.about-narrative p {
  font-size: 0.98rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.about-narrative p:last-child {
  margin-bottom: 0;
}

.section-header-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  margin-bottom: 1.15rem;
  width: 100%;
}

.carousel-nav-arrows {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-left: auto;
}

.carousel-arrow-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
}

.carousel-arrow-btn:hover {
  background: var(--bg-card-hover);
  color: var(--accent-emerald);
  border-color: var(--border-strong);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.carousel-arrow-btn:active {
  transform: translateY(0) scale(0.94);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  font-size: 0.76rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
}

.badge-status {
  background-color: var(--accent-emerald-subtle);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.status-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.skills-grid {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 0.25rem 0.25rem 1rem 0.25rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
  cursor: grab;
}

.skills-grid.dragging {
  cursor: grabbing !important;
}

.skills-grid::-webkit-scrollbar {
  height: 6px;
}

.skills-grid::-webkit-scrollbar-track {
  background: transparent;
}

.skills-grid::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: var(--radius-full);
}

.skills-grid::-webkit-scrollbar-thumb:hover {
  background: var(--accent-emerald);
}

.skill-category-card {
  flex: 0 0 310px;
  min-width: 290px;
  max-width: 330px;
  scroll-snap-align: start;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
}

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

.skill-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.skill-card-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-emerald);
}

.skill-card-title {
  font-size: 0.98rem;
  font-weight: 600;
}

.skill-card-subtitle {
  font-size: 0.76rem;
  color: var(--text-muted);
}

.skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.skill-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.65rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.skill-chip:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
}

.projects-filter {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
  scrollbar-width: none;
}

.projects-filter::-webkit-scrollbar {
  display: none;
}

.filter-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 0.38rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--text-primary);
  color: var(--text-inverse);
  border-color: var(--text-primary);
}

.projects-carousel-wrapper {
  position: relative;
  width: 100%;
}

.projects-horizontal-scroll {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 0.25rem 0.25rem 1rem 0.25rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
  cursor: grab;
}

.projects-horizontal-scroll.dragging {
  cursor: grabbing !important;
}

.projects-horizontal-scroll::-webkit-scrollbar {
  height: 6px;
}

.projects-horizontal-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.projects-horizontal-scroll::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: var(--radius-full);
}

.projects-horizontal-scroll::-webkit-scrollbar-thumb:hover {
  background: var(--accent-emerald);
}

.project-card {
  flex: 0 0 340px;
  min-width: 320px;
  max-width: 360px;
  scroll-snap-align: start;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  transition: all var(--transition-fast);
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  background: var(--bg-card-hover);
}

.project-card-top {
  margin-bottom: 0.75rem;
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.project-type-badge {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  padding: 0.18rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--accent-indigo-subtle);
  color: var(--accent-indigo);
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.project-title {
  font-size: 1.08rem;
  font-weight: 600;
  margin-bottom: 0.45rem;
  line-height: 1.35;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.4rem;
}

.project-title::after {
  content: "↗";
  font-size: 1.05rem;
  color: var(--text-muted);
  transition: transform var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
}

.project-card:hover .project-title::after {
  transform: translate(2px, -2px);
  color: var(--accent-emerald);
}

.project-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 0.85rem;
}

.project-highlights {
  list-style: none;
  margin-bottom: 0.5rem;
}

.project-highlights li {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  margin-bottom: 0.3rem;
  line-height: 1.4;
}

.project-highlights li::before {
  content: "▹";
  color: var(--accent-emerald);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.5rem;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  border-radius: var(--radius-sm);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  color: var(--accent-emerald);
}

.tag-more {
  color: var(--text-muted);
}

.projects-scroll-hint {
  margin-top: 0.35rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: right;
  font-family: var(--font-mono);
}

.experience-list {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 0.25rem 0.25rem 1rem 0.25rem;
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
  cursor: grab;
}

.experience-list.dragging {
  cursor: grabbing !important;
}

.experience-list::-webkit-scrollbar {
  height: 6px;
}

.experience-list::-webkit-scrollbar-track {
  background: transparent;
}

.experience-list::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: var(--radius-full);
}

.experience-list::-webkit-scrollbar-thumb:hover {
  background: var(--accent-emerald);
}

.experience-card {
  flex: 0 0 340px;
  min-width: 320px;
  max-width: 360px;
  scroll-snap-align: start;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  transition: all var(--transition-fast);
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.experience-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
  background: var(--bg-card-hover);
}

.experience-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.3rem;
}

.experience-role {
  font-size: 1.08rem;
  font-weight: 600;
}

.experience-company {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 0.2rem;
}

.experience-period {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--accent-emerald);
  background: var(--accent-emerald-subtle);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
}

.experience-location {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 0.65rem;
}

.experience-summary {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 0.65rem;
}

.experience-detail-link {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-emerald);
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  transition: gap var(--transition-fast);
}

.experience-card:hover .experience-detail-link {
  gap: 0.55rem;
}

.contact-card {
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  text-align: center;
}

.contact-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1.5rem 0 0;
}

.contact-divider {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  max-width: 480px;
  margin: 1.5rem auto 0;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-divider::before,
.contact-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border-subtle);
}

.contact-form-wrapper {
  max-width: 480px;
  margin: 1.25rem auto 0;
  text-align: left;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.35rem;
}

.contact-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}

.contact-form-field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 0.75rem;
}

.contact-form-field.full-width {
  margin-bottom: 1rem;
}

.contact-form-field label {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.contact-form-field input,
.contact-form-field textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-form-field input:focus,
.contact-form-field textarea:focus {
  outline: none;
  border-color: var(--accent-emerald);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.15);
}

.contact-form-field textarea {
  min-height: 95px;
  resize: vertical;
}

.contact-form-btn {
  width: 100%;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.58rem 1.15rem;
  font-size: 0.86rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--text-primary);
  color: var(--text-inverse);
}

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

.btn-secondary {
  background-color: var(--bg-card);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--text-secondary);
  transform: translateY(-1px);
}

.lang-toggle-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 0.38rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  transition: all var(--transition-fast);
}

.lang-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
}

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

.theme-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.site-footer {
  padding: 0;
  margin-top: 0;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 36px;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  overflow-y: auto;
  padding: 2.25rem;
  position: relative;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-normal);
  box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal-container {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.modal-section-title {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--accent-emerald);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 1.25rem 0 0.4rem;
}

.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--text-primary);
  color: var(--text-inverse);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  box-shadow: var(--shadow-lg);
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-fast);
  z-index: 2000;
}

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

.mobile-header {
  display: none;
}

@media (max-width: 1023px) {
  .pointer-spotlight {
    display: none;
  }

  .layout-container {
    padding: 0 1.5rem;
  }

  .layout-grid {
    flex-direction: column;
    gap: 0;
  }

  .sidebar {
    width: 100%;
    max-width: 100%;
    position: static;
    height: auto;
    max-height: none;
    padding: 2.5rem 0 1.5rem 0;
  }

  .sidebar-name {
    font-size: 2.35rem;
  }

  .sidebar-nav {
    display: none;
  }

  .sidebar-bottom {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-subtle);
    height: auto;
  }

  .sidebar-controls {
    display: none;
  }

  .main-content {
    width: 100%;
    max-width: 100%;
    padding: 2rem 0 4rem 0;
    gap: 4.5rem;
  }

  .sticky-section-title {
    display: block;
  }

  .mobile-header {
    display: block;
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(10, 25, 47, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-subtle);
  }

  [data-theme="light"] .mobile-header {
    background-color: rgba(248, 250, 252, 0.92);
  }

  .mobile-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    padding: 0 1.5rem;
  }

  .brand-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 600;
    font-size: 0.95rem;
  }

  .brand-avatar {
    width: 30px;
    height: 30px;
    border-radius: var(--radius-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-emerald);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 0.55rem;
  }

  .mobile-menu-toggle {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 0.25rem;
  }

  .mobile-nav-drawer {
    display: none;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-subtle);
    padding: 1rem 1.5rem;
  }

  .mobile-nav-drawer.open {
    display: block;
  }

  .mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .mobile-nav-link {
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: block;
    padding: 0.3rem 0;
  }

  .mobile-nav-link:hover {
    color: var(--accent-emerald);
  }
}

@media (max-width: 640px) {
  .project-card,
  .skill-category-card,
  .experience-card {
    flex: 0 0 calc(100vw - 4.5rem);
    min-width: 270px;
    max-width: 320px;
  }

  .contact-form-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .toast {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    justify-content: center;
  }
}


/* ===== Accessibility & contact quick links ===== */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10000;
  padding: 0.6rem 1rem;
  background: var(--accent-emerald);
  color: #0b1220;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: top 0.2s ease;
}
.skip-link:focus { top: 1rem; }

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}


:focus-visible {
  outline: 2px solid var(--accent-emerald);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .pointer-spotlight { display: none; }
}

/* Keep the experience modal header (period badge) clear of the close button */
#modalContent > div:first-child { padding-right: 2.5rem; }