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

:root {
  --bg:          #0a0a0c;
  --surface:     #111114;
  --surface-2:   #18181c;
  --border:      #232328;
  --accent:      #4f46e5;
  --accent-mid:  #6366f1;
  --accent-light:#818cf8;
  --text:        #eeeef3;
  --text-muted:  #7878a0;
  --text-dim:    #44444e;
  --font-sans:   'Inter', system-ui, sans-serif;
  --font-display:'Unbounded', sans-serif;
  --font-mono:   'JetBrains Mono', monospace;
  --radius:      12px;
  --radius-sm:   6px;
  --transition:  0.25s ease;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

/* ─────────────────────────────────────────────────────────────────
   LAYOUT UTILITIES
───────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 32px;
}

section {
  padding: 100px 0;
}

/* ─────────────────────────────────────────────────────────────────
   TYPOGRAPHY
───────────────────────────────────────────────────────────────── */
h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  margin-bottom: 56px;
  color: var(--text);
}

/* ─────────────────────────────────────────────────────────────────
   BUTTONS
───────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1px solid transparent;
}

.btn-primary:hover {
  background: var(--accent-mid);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(79, 70, 229, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--accent-mid);
  color: var(--accent-light);
  transform: translateY(-1px);
}

/* ─────────────────────────────────────────────────────────────────
   SCROLL ANIMATIONS
───────────────────────────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* stagger children when parent is visible */
.skills-grid .skill-card:nth-child(2) { transition-delay: 0.08s; }
.skills-grid .skill-card:nth-child(3) { transition-delay: 0.16s; }
.skills-grid .skill-card:nth-child(4) { transition-delay: 0.24s; }
.skills-grid .skill-card:nth-child(5) { transition-delay: 0.32s; }
.skills-grid .skill-card:nth-child(6) { transition-delay: 0.40s; }

.timeline-item:nth-child(2) { transition-delay: 0.08s; }
.timeline-item:nth-child(3) { transition-delay: 0.14s; }
.timeline-item:nth-child(4) { transition-delay: 0.20s; }
.timeline-item:nth-child(5) { transition-delay: 0.26s; }
.timeline-item:nth-child(6) { transition-delay: 0.32s; }

/* ─────────────────────────────────────────────────────────────────
   NAVBAR
───────────────────────────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: 22px 0;
  transition: padding var(--transition), background var(--transition), border var(--transition);
  border-bottom: 1px solid transparent;
}

#navbar.scrolled {
  background: rgba(10, 10, 12, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 14px 0;
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent-light);
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links li a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}

.nav-links li a:hover {
  color: var(--text);
}

.nav-links .nav-cta {
  color: var(--accent-light) !important;
  border: 1px solid rgba(99, 102, 241, 0.35);
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  transition: all var(--transition) !important;
}

.nav-links .nav-cta:hover {
  background: rgba(99, 102, 241, 0.12);
  border-color: var(--accent-mid);
  color: var(--accent-light) !important;
}

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

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-muted);
  transition: all var(--transition);
}

/* ─────────────────────────────────────────────────────────────────
   HERO
───────────────────────────────────────────────────────────────── */
#hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0;
}

/* dot-grid overlay */
#hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  z-index: 1;
}

/* gradient orbs */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.18;
  animation: orb-float linear infinite;
}

.orb-1 {
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, #4f46e5, #7c3aed);
  top: -140px;
  left: -80px;
  animation-duration: 30s;
}

.orb-2 {
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, #6366f1, #3b82f6);
  bottom: -60px;
  right: 5%;
  animation-duration: 24s;
  animation-delay: -10s;
}

.orb-3 {
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, #8b5cf6, #06b6d4);
  top: 45%;
  right: 28%;
  animation-duration: 18s;
  animation-delay: -6s;
  opacity: 0.1;
}

@keyframes orb-float {
  0%   { transform: translate(0px,   0px)  scale(1);    }
  25%  { transform: translate(25px, -20px) scale(1.04); }
  50%  { transform: translate(10px,  30px) scale(0.97); }
  75%  { transform: translate(-20px, 10px) scale(1.02); }
  100% { transform: translate(0px,   0px)  scale(1);    }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 780px;
  padding: 0 32px;
  animation: hero-enter 0.9s ease both;
}

@keyframes hero-enter {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 20px;
  animation: hero-enter 0.9s 0.1s ease both;
}

.hero-name {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  background: linear-gradient(135deg, #fff 40%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 24px;
  animation: hero-enter 0.9s 0.2s ease both;
}

.hero-tagline {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  font-weight: 400;
  max-width: 480px;
  margin: 0 auto 40px;
  animation: hero-enter 0.9s 0.35s ease both;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  animation: hero-enter 0.9s 0.5s ease both;
}

.scroll-indicator {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  animation: hero-enter 1.1s 0.8s ease both;
  transition: color var(--transition);
}

.scroll-indicator:hover {
  color: var(--text-muted);
}

.scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--text-dim), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(1.15); }
}

/* ─────────────────────────────────────────────────────────────────
   ABOUT
───────────────────────────────────────────────────────────────── */
#about {
  background: var(--surface);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 72px;
  align-items: start;
}

.about-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  margin-bottom: 28px;
  color: var(--text);
}

.about-text p {
  color: var(--text-muted);
  font-size: 0.975rem;
  margin-bottom: 18px;
  line-height: 1.8;
}

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

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.stat-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color var(--transition), transform var(--transition);
}

.stat-card:hover {
  border-color: rgba(99, 102, 241, 0.4);
  transform: translateY(-2px);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--accent-light);
  line-height: 1;
}

.stat-number.stat-text {
  font-size: 1.2rem;
}

.stat-plus {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--accent-light);
  line-height: 1;
  display: inline;
}

.stat-label {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-dim);
  letter-spacing: 0.04em;
  line-height: 1.4;
}

/* ─────────────────────────────────────────────────────────────────
   SKILLS
───────────────────────────────────────────────────────────────── */
#skills {
  background: var(--bg);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.skill-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.skill-card:hover {
  border-color: rgba(99, 102, 241, 0.45);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(79, 70, 229, 0.1);
}

.skill-marker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: rgba(79, 70, 229, 0.12);
  border: 1px solid rgba(79, 70, 229, 0.22);
  border-radius: 4px;
  padding: 4px 9px;
  display: inline-block;
  margin-bottom: 16px;
}

.skill-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

.skill-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 18px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.skill-tags span,
.timeline-tags span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 10px;
  letter-spacing: 0.02em;
  transition: color var(--transition), border-color var(--transition);
}

.skill-card:hover .skill-tags span {
  border-color: rgba(99, 102, 241, 0.2);
  color: var(--accent-light);
}

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

.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), var(--border) 80%, transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: 52px;
}

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

.timeline-dot {
  position: absolute;
  left: -34px;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 2px var(--accent);
  transition: box-shadow var(--transition);
}

.timeline-item:hover .timeline-dot {
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.25);
}

.timeline-content {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 28px;
  transition: border-color var(--transition);
}

.timeline-item:hover .timeline-content {
  border-color: rgba(99, 102, 241, 0.3);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.timeline-title-group h3 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.01em;
}

.timeline-role {
  font-size: 0.85rem;
  color: var(--accent-light);
  font-family: var(--font-mono);
  margin-top: 3px;
}

.timeline-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  flex-shrink: 0;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.timeline-location {
  font-size: 0.75rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  white-space: nowrap;
}

.timeline-content ul {
  margin-bottom: 16px;
}

.timeline-content ul li {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  padding-left: 16px;
  position: relative;
  margin-bottom: 8px;
}

.timeline-content ul li:last-child {
  margin-bottom: 0;
}

.timeline-content ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-dim);
  font-size: 0.8em;
  top: 0.1em;
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 16px;
}

.condensed-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.timeline-condensed .timeline-content {
  background: transparent;
  border-style: dashed;
  border-color: var(--border);
}

/* ─────────────────────────────────────────────────────────────────
   RESUME SECTION
───────────────────────────────────────────────────────────────── */
#resume {
  background: var(--bg);
}

.resume-download {
  margin-bottom: 40px;
}

.resume-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.resume-header {
  padding: 36px 40px 30px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.resume-header h2 {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.resume-header p {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.resume-header a {
  color: var(--accent-light);
  transition: color var(--transition);
}

.resume-header a:hover {
  color: var(--text);
}

.resume-block {
  padding: 32px 40px;
  border-bottom: 1px solid var(--border);
}

.resume-block:last-child {
  border-bottom: none;
}

.resume-section-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 20px;
}

.resume-block > p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 720px;
}

.resume-skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.resume-skill-group strong {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.resume-skill-group p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.resume-job {
  margin-bottom: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--border);
}

.resume-job:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.resume-job-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.resume-job-header strong {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.resume-job-title {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-left: 2px;
}

.resume-job-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  white-space: nowrap;
}

.resume-job ul {
  list-style: none;
}

.resume-job ul li {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.75;
  padding-left: 16px;
  position: relative;
  margin-bottom: 5px;
}

.resume-job ul li:last-child {
  margin-bottom: 0;
}

.resume-job ul li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--text-dim);
}

.resume-edu {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.resume-edu-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}

.resume-edu-item strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 3px;
}

.resume-edu-degree {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: block;
}

/* ─────────────────────────────────────────────────────────────────
   CONTACT
───────────────────────────────────────────────────────────────── */
#contact {
  background: var(--surface);
}

.contact-intro {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 500px;
  line-height: 1.8;
  margin-bottom: 44px;
}

.contact-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.contact-link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 28px;
  min-width: 220px;
  transition: all var(--transition);
}

.contact-link:hover {
  border-color: rgba(99, 102, 241, 0.45);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(79, 70, 229, 0.1);
}

.contact-link-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.contact-link-value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  transition: color var(--transition);
}

.contact-link:hover .contact-link-value {
  color: var(--accent-light);
}

/* ─────────────────────────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────────────────────────── */
footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 28px 0;
}

footer p {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

/* ─────────────────────────────────────────────────────────────────
   NAV SOCIAL ICONS
───────────────────────────────────────────────────────────────── */
.nav-social {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 16px;
}

.nav-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  transition: color var(--transition), background var(--transition);
}

.nav-social-link:hover {
  color: var(--text);
  background: var(--surface-2);
}

/* ─────────────────────────────────────────────────────────────────
   HERO SOCIAL LINKS
───────────────────────────────────────────────────────────────── */
.hero-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
  animation: hero-enter 0.9s 0.65s ease both;
}

.hero-social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-dim);
  letter-spacing: 0.04em;
  transition: color var(--transition);
}

.hero-social-link:hover {
  color: var(--text-muted);
}

.hero-social-divider {
  color: var(--text-dim);
  font-size: 0.75rem;
}

/* ─────────────────────────────────────────────────────────────────
   RESUME CERTIFICATIONS
───────────────────────────────────────────────────────────────── */
.resume-certs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.resume-cert-item {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.resume-cert-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
}

.resume-cert-issuer {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

/* ─────────────────────────────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .resume-skills-grid {
    grid-template-columns: 1fr 1fr;
  }

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

@media (max-width: 768px) {
  section {
    padding: 72px 0;
  }

  .container {
    padding: 0 20px;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 12, 0.97);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 28px;
    z-index: 100;
  }

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

  .nav-links li a {
    font-size: 1.1rem;
  }

  .nav-toggle {
    display: flex;
    z-index: 300;
  }

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

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

  .timeline {
    padding-left: 20px;
  }

  .timeline-header {
    flex-direction: column;
    gap: 8px;
  }

  .timeline-meta {
    align-items: flex-start;
  }

  .resume-skills-grid {
    grid-template-columns: 1fr;
  }

  .resume-certs {
    grid-template-columns: 1fr;
  }

  .nav-social {
    display: none;
  }

  .resume-block,
  .resume-header {
    padding: 24px 22px;
  }

  .resume-job-header {
    flex-direction: column;
    gap: 4px;
  }

  .resume-edu-item {
    flex-direction: column;
    gap: 4px;
  }

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

  .contact-link {
    min-width: unset;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 2.8rem;
  }

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

  .timeline-content {
    padding: 20px 18px;
  }
}