:root {
  --accent: #1b7bf7;
  --accent-dim: rgba(27, 123, 247, 0.15);
  --accent-glow: rgba(27, 123, 247, 0.35);
  --bg-base: #0d0f14;
  --bg-surface: #141720;
  --bg-card: #1a1d27;
  --border: rgba(255, 255, 255, 0.07);
  --border-accent: rgba(27, 123, 247, 0.4);
  --text-primary: #eef0f7;
  --text-secondary: #8c92a8;
  --text-muted: #555d75;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --transition: all 0.3s ease;
  --nav-h: 68px;
}

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

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

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

::selection {
  background: var(--accent);
  color: #fff;
}

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

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

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-base);
}

::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

h1,
h2,
h3 {
  font-family: 'DM Serif Display', serif;
  font-weight: 400;
  line-height: 1.15;
  color: var(--text-primary);
}

.section-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-label::after {
  content: '';
  flex: 1;
  max-width: 48px;
  height: 1px;
  background: var(--accent);
  opacity: 0.5;
}

.section-label.center {
  justify-content: center;
}

.section-label.center::after {
  display: none;
}

.section-label.center::before {
  content: '';
  flex: 1;
  max-width: 48px;
  height: 1px;
  background: var(--accent);
  opacity: 0.5;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

section {
  padding: 110px 0;
}

/* NAV */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 1000;
  background: rgba(13, 15, 20, 0.6);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

#navbar.scrolled {
  background: rgba(13, 15, 20, 0.88);
  border-bottom-color: rgba(27, 123, 247, 0.15);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo-mark {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--accent) 0%, #8743ff 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: 'DM Serif Display', serif;
  font-size: 1.05rem;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1;
  box-shadow: 0 4px 16px var(--accent-glow);
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-logo:hover .nav-logo-mark {
  transform: translateY(-2px) scale(1.05) rotate(-3deg);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-logo-name {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  line-height: 1;
  transition: var(--transition);
}

.nav-logo:hover .nav-logo-name {
  color: #fff;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.2);
}

.nav-logo-title {
  font-family: 'Space Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  line-height: 1;
  opacity: 0.85;
  transition: var(--transition);
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2px;
  align-items: center;
}

nav ul li a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  letter-spacing: 0.02em;
}

nav ul li a:hover,
nav ul li a.active {
  color: var(--text-primary);
  background: var(--accent-dim);
}

nav ul li a.nav-cta {
  color: var(--accent);
  border: 1px solid var(--border-accent);
  margin-left: 8px;
}

nav ul li a.nav-cta:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: rgba(13, 15, 20, 0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 20px 28px 28px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
}

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

.mobile-nav a {
  padding: 12px 16px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.mobile-nav a:hover {
  color: var(--text-primary);
  background: var(--accent-dim);
}

/* HERO */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-top: calc(var(--nav-h) + clamp(2rem, 5vh, 8rem));
  padding-bottom: 4rem;
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(27, 123, 247, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(27, 123, 247, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 40%, transparent 100%);
}

#hero::after {
  content: '';
  position: absolute;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(27, 123, 247, 0.12) 0%, transparent 70%);
  top: -100px;
  right: -200px;
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  padding: 6px 14px 6px 10px;
  border-radius: 100px;
  margin-bottom: 28px;
  width: fit-content;
}

.hero-badge .material-icons-round {
  font-size: 14px;
}

.hero-name {
  font-size: clamp(3rem, 6vw, 5.5rem);
  margin-bottom: 16px;
}

.hero-name em {
  font-style: italic;
  color: var(--accent);
}

.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  font-weight: 300;
  max-width: 520px;
  margin-bottom: 42px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.02em;
}

.btn-primary:hover {
  background: #3d8ff8;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-primary .material-icons-round {
  font-size: 18px;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 13px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: var(--transition);
}

.btn-ghost:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
  background: var(--accent-dim);
}

.btn-ghost .material-icons-round {
  font-size: 17px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.stat-num {
  font-family: 'DM Serif Display', serif;
  font-size: 1.7rem;
  color: var(--text-primary);
  line-height: 1;
}

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

.stat-label {
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-family: 'Space Mono', monospace;
}

.hero-photo-wrap {
  position: relative;
  flex-shrink: 0;
}

.hero-photo-frame {
  height: 490px;
  width: fit-content;
  max-width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-accent);
  box-shadow: 0 0 0 6px var(--bg-base), 0 0 0 7px var(--border-accent), 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 80px var(--accent-glow);
  display: flex;
}

.hero-photo-frame img {
  height: 100%;
  width: auto;
  display: block;
}

/*
.photo-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(145deg, var(--bg-card), var(--bg-surface));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-muted);
}

.photo-placeholder .material-icons-round {
  font-size: 56px;
  opacity: 0.6;
}

.photo-placeholder p {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  line-height: 1.5;
  opacity: 0.6;
}
*/
.hero-photo-accent {
  position: absolute;
  width: 110px;
  height: 110px;
  border: 2px solid var(--accent);
  border-radius: var(--radius-md);
  bottom: -21px;
  right: -21px;
  opacity: 0.3;
  z-index: -1;
}

/* ABOUT */
#about {
  background: var(--bg-surface);
  position: relative;
}

#about::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--accent), transparent);
  opacity: 0.5;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-heading {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  margin-bottom: 24px;
}

.about-body {
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.85;
  margin-bottom: 18px;
}

.skills-block {
  margin-top: 12px;
}

.skills-title {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 100px;
  transition: var(--transition);
}

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

.skill-tag .material-icons-round {
  font-size: 13px;
}

.about-right {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  transition: var(--transition);
}

.info-card:hover {
  border-color: var(--border-accent);
  box-shadow: 0 0 30px var(--accent-glow);
  transform: translateY(-2px);
}

.info-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.info-card-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
}

.info-card-icon .material-icons-round {
  font-size: 20px;
  color: var(--accent);
}

.info-card h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}

.info-card p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* PROJECTS */
#projects {
  background: var(--bg-base);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-heading {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 14px;
}

.section-sub {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 480px;
  margin: 0 auto;
  font-weight: 300;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-dim) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
  pointer-events: none;
}

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

.project-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--border-accent), inset 0 1px 0 rgba(27, 123, 247, 0.2);
}

.project-card.featured {
  grid-column: span 2;
  flex-direction: row;
  align-items: flex-start;
}

.card-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.card-icon-wrap .material-icons-round {
  font-size: 24px;
  color: var(--accent);
}

.project-body {
  flex: 1;
}

.project-card.featured .project-body {
  padding-left: 4px;
}

.project-num {
  font-family: 'Space Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  opacity: 0.7;
  margin-bottom: 6px;
}

.project-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.25rem;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.project-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 300;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 18px;
}

.tag {
  font-family: 'Space Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 3px 9px;
  border-radius: 4px;
}

.project-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: 'Space Mono', monospace;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-accent);
  background: var(--accent-dim);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: pointer;
}

.project-link-btn:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--accent-glow);
}

.project-link-btn .material-icons-round {
  font-size: 14px;
}

.project-add {
  border-style: dashed;
  opacity: 0.7;
}

.project-add:hover {
  opacity: 1;
}

.project-add .card-icon-wrap {
  background: transparent;
  border-color: var(--text-muted);
}

.project-add .card-icon-wrap .material-icons-round {
  color: var(--text-muted);
}

/* TIMELINE */
#experience {
  background: var(--bg-surface);
}

.timeline {
  position: relative;
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 22px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), rgba(27, 123, 247, 0.1));
}

.timeline-item {
  display: flex;
  gap: 32px;
  padding-bottom: 52px;
  position: relative;
}

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

.timeline-dot {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}

.timeline-dot .material-icons-round {
  font-size: 20px;
  color: var(--accent);
}

.timeline-item:hover .timeline-dot {
  background: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

.timeline-item:hover .timeline-dot .material-icons-round {
  color: #fff;
}

.timeline-content {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px 28px;
  transition: var(--transition);
}

.timeline-item:hover .timeline-content {
  border-color: var(--border-accent);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

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

.timeline-role {
  font-family: 'DM Serif Display', serif;
  font-size: 1.2rem;
  color: var(--text-primary);
}

.timeline-period {
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  padding: 4px 10px;
  border-radius: 100px;
  white-space: nowrap;
  flex-shrink: 0;
}

.timeline-org {
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.timeline-org .material-icons-round {
  font-size: 14px;
}

.timeline-highlights {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.timeline-highlights li {
  position: relative;
  padding-left: 16px;
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.65;
  font-weight: 300;
}

.timeline-highlights li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.7;
}

/* EDUCATION */
#education {
  background: var(--bg-base);
}

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 48px;
  display: flex;
  gap: 40px;
  align-items: flex-start;
  max-width: 960px;
  margin: 0 auto;
  transition: var(--transition);
}

.edu-card:hover {
  border-color: var(--border-accent);
  box-shadow: 0 0 60px var(--accent-glow);
}

.edu-icon {
  width: 64px;
  height: 64px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.edu-icon .material-icons-round {
  font-size: 32px;
  color: var(--accent);
}

.edu-degree {
  font-family: 'DM Serif Display', serif;
  font-size: 1.7rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.edu-institution {
  font-size: 0.92rem;
  color: var(--accent);
  margin-bottom: 8px;
  font-weight: 500;
}

.edu-emphasis {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  font-style: italic;
}

.edu-highlights {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}

.edu-highlights li {
  position: relative;
  padding-left: 15px;
  font-size: 0.84rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.6;
}

.edu-highlights li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.7;
}

.edu-course-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
}

.edu-course-group {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: var(--transition);
}

.edu-course-group:hover {
  border-color: var(--border-accent);
  background: var(--accent-dim);
}

.edu-course-group-title {
  font-family: 'Space Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.edu-course-group-title .material-icons-round {
  font-size: 13px;
}

.edu-course-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.edu-course-list li {
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.4;
}

/* CONTACT */
#contact {
  background: var(--bg-surface);
  padding-bottom: 60px;
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.contact-heading {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 18px;
}

.contact-body {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.8;
  margin-bottom: 32px;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: var(--transition);
  cursor: pointer;
}

.contact-link:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
  background: var(--accent-dim);
  transform: translateX(4px);
}

.contact-link-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-link-icon .material-icons-round {
  font-size: 20px;
  color: var(--accent);
}

.contact-link-text {
  flex: 1;
}

.contact-link-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: 'Space Mono', monospace;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.contact-link-value {
  font-weight: 500;
  color: var(--text-primary);
}

.contact-link .material-icons-round.chevron {
  font-size: 18px;
  color: var(--text-muted);
}

.contact-right {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
}

.contact-card h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.contact-card p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  font-weight: 300;
  line-height: 1.65;
}

.footer-bar {
  margin-top: 72px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-family: 'Space Mono', monospace;
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.footer-copy span {
  color: var(--accent);
}

.footer-links {
  display: flex;
  gap: 6px;
}

.footer-icon-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-icon-link:hover {
  border-color: var(--border-accent);
  color: var(--accent);
  background: var(--accent-dim);
}

.footer-icon-link .material-icons-round {
  font-size: 18px;
}

/* CONTACT FORM */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

/* REVEAL */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

.reveal-delay-4 {
  transition-delay: 0.45s;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-right {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .contact-right .contact-card {
    flex: 1 1 260px;
  }
}

@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-photo-wrap {
    display: none;
  }

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

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

  .project-card.featured {
    grid-column: span 2;
    flex-direction: column;
  }

  nav ul {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .edu-course-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  section {
    padding: 72px 0;
  }

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

  .project-card.featured {
    grid-column: span 1;
  }

  .edu-card {
    flex-direction: column;
    padding: 32px 28px;
  }

  .edu-course-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    gap: 20px;
  }

  .contact-right {
    flex-direction: column;
  }
}