/* ===================================
   ROOT VARIABLES & DESIGN SYSTEM
   =================================== */
:root {
  --bg: #f5f5f5;
  --bg-card: #ffffff;
  --text-primary: #0a0a0a;
  --text-secondary: #444444;
  --text-muted: #999999;
  --accent: #FF6B00;
  --accent-hover: #e05f00;
  --border: rgba(0, 0, 0, 0.08);
  --border-light: rgba(0, 0, 0, 0.05);
  --nav-height: 64px;
  --container-width: 1100px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
}

/* ===================================
   RESET & BASE
   =================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--bg);
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: -0.02em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Aurora glow effect */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse 60% 40% at 5% 0%, rgba(120, 160, 255, 0.07), transparent 50%),
    radial-gradient(ellipse 50% 35% at 95% 5%, rgba(160, 120, 255, 0.07), transparent 50%);
  pointer-events: none;
  z-index: 0;
}

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

ul {
  list-style: none;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ===================================
   CONTAINER
   =================================== */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 48px;
  position: relative;
  z-index: 1;
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(245, 245, 245, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: background var(--transition), box-shadow var(--transition);
  height: var(--nav-height);
}

.navbar.scrolled {
  background: rgba(245, 245, 245, 0.95);
  box-shadow: 0 1px 24px rgba(0, 0, 0, 0.06);
}

.nav-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 48px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-logo {
  font-size: 18px;
  font-weight: 900;
  color: var(--accent);
  letter-spacing: -0.04em;
  transition: opacity var(--transition);
  flex-shrink: 0;
}

.nav-logo:hover {
  opacity: 0.8;
}

.nav-divider {
  color: var(--border);
  font-size: 18px;
  font-weight: 300;
  user-select: none;
  flex-shrink: 0;
}

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

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  letter-spacing: -0.02em;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent);
  background: rgba(255, 107, 0, 0.06);
}

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

.nav-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: color var(--transition), background var(--transition);
}

.nav-icon:hover {
  color: var(--accent);
  background: rgba(255, 107, 0, 0.06);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

.hamburger:hover {
  background: var(--border-light);
}

.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: absolute;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(245, 245, 245, 0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  z-index: 99;
  animation: slideDown 0.2s ease;
}

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

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-menu a {
  display: block;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  letter-spacing: -0.02em;
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--accent);
  background: rgba(255, 107, 0, 0.06);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
  padding-top: calc(var(--nav-height) + 72px);
  padding-bottom: 72px;
}

.hero-content {
  max-width: 820px;
}

.hero-name {
  font-size: clamp(38px, 6vw, 58px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 20px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease forwards;
  animation-delay: 0.1s;
}

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease forwards;
  animation-delay: 0.2s;
}

.hero-role {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

.hero-location {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: -0.01em;
}

.hero-bio {
  display: flex;
  flex-direction: column;
  gap: 16px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease forwards;
  animation-delay: 0.3s;
}

.hero-bio p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
  letter-spacing: -0.015em;
  max-width: 680px;
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===================================
   DIVIDER
   =================================== */
.divider {
  height: 1px;
  background: var(--border);
  margin: 0 0 40px;
}

/* ===================================
   SECTION HEADER
   =================================== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.section-title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.view-all-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: -0.01em;
  transition: color var(--transition);
}

.view-all-link:hover {
  color: var(--accent);
}

/* ===================================
   PROJECTS GRID
   =================================== */
.projects-section {
  padding-bottom: 100px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 8px;
}

.projects-grid.full {
  grid-template-columns: repeat(2, 1fr);
}

.project-card {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.project-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.project-image-link {
  display: block;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.project-image-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: #e8e8e8;
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.project-year {
  position: absolute;
  top: 16px;
  left: 20px;
  font-size: 52px;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: -0.04em;
  line-height: 1;
  z-index: 2;
  pointer-events: none;
  user-select: none;
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.12) 100%);
  opacity: 0;
  transition: opacity var(--transition);
  z-index: 1;
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-info {
  padding: 16px 4px 0;
}

.project-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.project-title a {
  transition: color var(--transition);
}

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

.project-desc {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: -0.01em;
  line-height: 1.5;
}

/* ===================================
   PAGE HERO (for inner pages)
   =================================== */
.page-hero {
  padding-top: calc(var(--nav-height) + 72px);
  padding-bottom: 64px;
}

.page-hero .container {
  max-width: var(--container-width);
}

.page-title {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 28px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease forwards;
  animation-delay: 0.1s;
}

.page-intro {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 680px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease forwards;
  animation-delay: 0.2s;
}

.page-intro p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
  letter-spacing: -0.015em;
}

/* ===================================
   ABOUT PAGE
   =================================== */
.about-content {
  padding-bottom: 100px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  margin-top: 8px;
}

.about-text h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.about-text p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
  transition: border-color var(--transition), color var(--transition);
}

.skill-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.experience-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.experience-item:last-child {
  border-bottom: none;
}

.exp-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 6px;
}

.exp-role {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.exp-company {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.exp-date {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
  white-space: nowrap;
  flex-shrink: 0;
}

.exp-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  letter-spacing: -0.01em;
}

/* ===================================
   BLOG PAGE
   =================================== */
.blog-section {
  padding-bottom: 100px;
}

.blog-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.blog-card {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(16px);
}

.blog-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.blog-card:hover .blog-title {
  color: var(--accent);
}

.blog-info {
  flex: 1;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.blog-category {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.blog-date {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: -0.01em;
}

.blog-title {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 8px;
  transition: color var(--transition);
  line-height: 1.3;
}

.blog-excerpt {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  letter-spacing: -0.01em;
  max-width: 560px;
}

.blog-read-time {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
  flex-shrink: 0;
  white-space: nowrap;
  margin-top: 4px;
}

/* ===================================
   PROJECT SINGLE PAGE
   =================================== */
.project-single {
  padding-bottom: 100px;
}

.project-hero-img {
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-top: 8px;
  margin-bottom: 56px;
}

.project-body {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 64px;
}

.project-body-text h3 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
  color: var(--text-primary);
}

.project-body-text p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.project-meta-sidebar h4 {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.meta-block {
  margin-bottom: 28px;
}

.meta-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.meta-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.meta-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

.project-visit-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  background: var(--text-primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: background var(--transition), transform var(--transition);
  margin-top: 12px;
}

.project-visit-btn:hover {
  background: var(--accent);
  transform: translateY(-2px);
}

.project-visit-btn svg {
  transition: transform var(--transition);
}

.project-visit-btn:hover svg {
  transform: translate(2px, -2px);
}

/* ===================================
   CONTACT SECTION (used in About)
   =================================== */
.contact-strip {
  margin-top: 64px;
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.contact-strip h3 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.contact-strip p {
  font-size: 14px;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}

.contact-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 107, 0, 0.3);
}

/* ===================================
   HOME SKILLS SECTION
   =================================== */
.home-skills-section {
  padding-bottom: 80px;
}

.home-skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 8px;
}

.home-skill-group {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.home-skill-group.visible {
  opacity: 1;
  transform: translateY(0);
}

.skill-group-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 14px;
}

/* ===================================
   HOME CTA SECTION
   =================================== */
.home-cta-section {
  padding-bottom: 100px;
}

.home-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 56px 64px;
  background: var(--text-primary);
  border-radius: var(--radius-lg);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.home-cta-inner.visible {
  opacity: 1;
  transform: translateY(0);
}

.home-cta-eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}

.home-cta-heading {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 16px;
}

.home-cta-sub {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: -0.01em;
  max-width: 460px;
}

.home-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.home-cta-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255, 107, 0, 0.4);
}

.home-cta-btn svg {
  transition: transform var(--transition);
}

.home-cta-btn:hover svg {
  transform: translate(3px, -3px);
}

@media (max-width: 900px) {
  .home-skills-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .home-cta-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 40px;
  }
}

@media (max-width: 640px) {
  .home-skills-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .home-cta-inner {
    padding: 32px 24px;
  }

  .home-cta-heading {
    font-size: 24px;
  }
}

/* ===================================
   FOOTER
   =================================== */
.footer {
  padding-bottom: 48px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 0;
}

/* Footer Stats */
.footer-stats {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.stat-item span {
  color: var(--text-primary);
}

.stat-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--border);
}

.active-viz {
  display: flex;
  align-items: center;
  gap: 6px;
}

.active-viz::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #00ff88;
  box-shadow: 0 0 10px rgba(0, 255, 136, 0.4);
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0% {
    transform: scale(0.95);
    opacity: 0.5;
  }

  50% {
    transform: scale(1.1);
    opacity: 1;
  }

  100% {
    transform: scale(0.95);
    opacity: 0.5;
  }
}

.footer-copy {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: -0.01em;
}

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

.footer-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  letter-spacing: -0.01em;
}

.footer-link:hover,
.footer-link.active {
  color: var(--accent);
  background: rgba(255, 107, 0, 0.06);
}

/* ===================================
   CURSOR GLOW EFFECT
   =================================== */
.cursor-glow {
  position: fixed;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 107, 0, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
  mix-blend-mode: normal;
}

/* ===================================
   PAGE TRANSITIONS
   =================================== */
.page-transition {
  animation: pageIn 0.4s ease;
}

@keyframes pageIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===================================
   SCROLLBAR
   =================================== */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.12);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.2);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

/* Tablet */
@media (max-width: 900px) {
  .container {
    padding: 0 32px;
  }

  .nav-container {
    padding: 0 32px;
  }

  .projects-grid {
    gap: 24px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .project-body {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-strip {
    flex-direction: column;
    text-align: center;
    padding: 32px;
  }
}

/* Mobile */
@media (max-width: 640px) {
  :root {
    --nav-height: 60px;
  }

  .container {
    padding: 0 20px;
  }

  .nav-container {
    padding: 0 20px;
  }

  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    padding-top: calc(var(--nav-height) + 48px);
    padding-bottom: 48px;
  }

  .hero-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .projects-grid,
  .projects-grid.full {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .project-year {
    font-size: 38px;
  }

  .page-hero {
    padding-top: calc(var(--nav-height) + 40px);
    padding-bottom: 48px;
  }

  .blog-card {
    flex-direction: column;
    gap: 8px;
  }

  .contact-strip {
    padding: 24px;
  }

  .section-header {
    margin-bottom: 20px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
    padding-bottom: 64px;
  }

  .footer-stats {
    order: -1;
  }
}