/* ============================================================
  CSS VARIABLES & RESET
============================================================ */
:root {
  --bg:        #080b0f;      
  --bg-2:      #0d1117;      
  --bg-3:      #111820;      
  --border:    rgba(255,255,255,0.07); 
  --border-2:  rgba(255,255,255,0.12); 
  --accent:    #d4d6da;                        
  --accent-2:  #9b9ea4;                          
  --accent-glow: rgba(212,214,218,0.12);       
  --accent-glow-strong: rgba(212,214,218,0.25);  
  --text:      #e8edf2;      
  --text-2:    #8b9bb4;      
  --text-3:    #4a5568;      
  --green:     #00ff88;       
  --green-dim: rgba(0,255,136,0.15);
  --yellow:    #ffd700;       
  --yellow-dim:rgba(255,215,0,0.15);
  --purple:    #6b7280;                        
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius:    12px;
  --radius-sm: 8px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.6);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
}
img, svg { display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font: inherit; }
ul { list-style: none; }
/* ============================================================
   LAYOUT
============================================================ */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 120px 0;
  position: relative;
}
/* ============================================================
   REVEAL ANIMATIONS
============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 1.5s ease, transform 1.5s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(2);
}
/* ============================================================
   SECTION LABELS
============================================================ */
.section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.section-label.centered { justify-content: center; }
.label-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 2px;
  padding: 4px 10px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  opacity: 0.8;
}
.label-text {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--text-2);
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.section-sub {
  font-size: 1rem;
  color: var(--text-2);
  max-width: 520px;
  margin-bottom: 64px;
}
.accent { color: var(--accent); }
/* ============================================================
   NAVBAR
============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(8,11,15,0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}
.navbar.scrolled {
  border-bottom-color: var(--border);
  background: rgba(8,11,15,0.95);
}
.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-logo {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 2px;
  flex-shrink: 0;
}
.logo-bracket { color: var(--accent); }
.nav-links {
  display: flex;
  gap: 32px;
  margin-left: auto;
}
.nav-links a {
  font-size: 13px;
  color: var(--text-2);
  font-weight: 500;
  letter-spacing: 0.3px;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  padding: 8px 20px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.3px;
  transition: background var(--transition), color var(--transition);
  flex-shrink: 0;
}
.nav-cta:hover {
  background: var(--accent);
  color: var(--bg);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  margin-left: auto;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 16px 0;
}
.mobile-menu.open { display: flex; }
.mobile-link {
  padding: 12px 24px;
  font-size: 15px;
  color: var(--text-2);
  font-weight: 500;
  transition: color var(--transition);
}
.mobile-link:hover { color: var(--text); }
/* ============================================================
   BUTTONS
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.3px;
  transition: all var(--transition);
}
.btn-primary {
  background: whitesmoke;
  color: var(--bg);
  border: 1px solid rgba(255,255,255,0.1);
}
.btn-primary:hover {
  background: #ffffff;
  transform: translateY(-1px);
box-shadow: 0 8px 32px rgba(212,214,218,0.2);}
.btn-ghost {
  border: 1px solid var(--border-2);
  color: var(--text-2);
}
.btn-ghost:hover {
  border-color: whitesmoke;
  color: whitesmoke;
  transform: translateY(-1px);
}
/* ============================================================
   HERO
============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 100px;
  padding-bottom: 60px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border: 1px solid var(--border-2);
  border-radius: 100px;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--text-2);
  margin-bottom: 36px;
  background: rgba(255,255,255,0.03);
}
.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-title {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}
.hero-name {
  font-size: clamp(1rem, 2vw, 1.1rem);
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 3px;
  text-transform: uppercase;
  font-weight: 400;
}
.hero-headline {
  font-size: clamp(2.1rem, 4.8vw, 3.8rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
}
.headline-accent {
  background: linear-gradient(135deg, #d4d6da 0%, #9b9ea4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.1 rem;
  color: var(--text-2);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 40px;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.hero-stats {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  width: fit-content;
}

.hero-stats .stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 75px;
}

.hero-stats .stat-num {
  font-size: 1.15rem;
  font-weight: 600;
}

.hero-stats .stat-label {
  margin-top: 5px;
  white-space: nowrap;
}

.hero-stats .stat-divider {
  width: 1px;
  height: 32px;
}
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  font-family: var(--font-mono);
}
.stat-label {
  font-size: 12px;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}
.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-3);
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: float 3s ease-in-out infinite;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}
@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}
/* ============================================================
   ABOUT
============================================================ */
.about { background: var(--bg-2); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-desc {
  color: var(--text-2);
  margin-bottom: 20px;
  font-size: 0.97rem;
  line-height: 1.75;
}
.about-traits {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 36px;
}
.trait {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.trait-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-2);
  border-radius: 8px;
  color: var(--accent);
  font-size: 16px;
  flex-shrink: 0;
  background: var(--accent-glow);
}
.trait strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}
.trait p {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.5;
}
/* Terminal card */
.terminal-card {
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  overflow: hidden;
  background: #0a0f1a;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition), box-shadow var(--transition);
}
.terminal-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 64px rgba(212,214,218,0.1);
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--border);
}
.terminal-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
}
.terminal-dot.red    { background: #ff5f57; }
.terminal-dot.yellow { background: #febc2e; }
.terminal-dot.green  { background: #28c840; }
.terminal-title {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-3);
}
.terminal-body { padding: 24px; }
.terminal-code {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  white-space: pre;
  overflow-x: auto;
}
.code-kw  { color: #c792ea; }
.code-cls { color: #82aaff; }
.code-fn  { color: #80cbc4; }
.code-str { color: #c3e88d; }
/* ============================================================
   JOURNEY
============================================================ */
.journey { background: var(--bg); }
.journey-track {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.journey-line {
  position: absolute;
  left: 28px;
  top: 20px;
  bottom: 20px;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent) 0%, rgba(0,212,255,0.1) 100%);
}
.journey-stage {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  padding: 12px 0;
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.journey-stage.visible {
  opacity: 1;
  transform: translateX(0);
}
.stage-connector {
  flex-shrink: 0;
  display: flex;
  align-items: flex-start;
  padding-top: 20px;
}
.stage-node {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid var(--border-2);
  background: var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--accent);
  transition: all var(--transition);
  position: relative;
  z-index: 1;
}
.journey-stage:hover .stage-node {
  border-color: var(--accent);
  background: var(--accent-glow);
  box-shadow: 0 0 24px var(--accent-glow-strong);
  transform: scale(1.1);
}
.stage-card {
  flex: 1;
  padding: 28px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-2);
  margin-bottom: 16px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.stage-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--accent);
  opacity: 0;
  transition: opacity var(--transition);
}
.journey-stage:hover .stage-card {
  border-color: var(--border-2);
  background: var(--bg-3);
  transform: translateX(4px);
}
.journey-stage:hover .stage-card::before { opacity: 1; }
.stage-number {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 2px;
  margin-bottom: 8px;
}
.stage-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}
.stage-desc {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: 16px;
}
.stage-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.tag {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--text-2);
  font-family: var(--font-mono);
  background: rgba(255,255,255,0.02);
  transition: all var(--transition);
}
.stage-card:hover .tag {
  border-color: rgba(0,212,255,0.2);
  color: var(--text);
}
.stage-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-family: var(--font-mono);
  padding: 4px 10px;
  border-radius: 100px;
}
.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
}
.status-mastered {
  background: var(--green-dim);
  color: var(--green);
  border: 1px solid rgba(0,255,136,0.2);
}
.status-mastered .status-dot { background: var(--green); box-shadow: 0 0 6px var(--green); }
.status-inprogress {
  background: rgba(0,212,255,0.08);
  color: var(--accent);
  border: 1px solid rgba(0,212,255,0.2);
}
.status-inprogress .status-dot { background: var(--accent); animation: pulse-dot 1.5s infinite; }
.status-next {
  background: var(--yellow-dim);
  color: var(--yellow);
  border: 1px solid rgba(255,215,0,0.2);
}
.status-next .status-dot { background: var(--yellow); }
.status-building {
  background: rgba(168,85,247,0.1);
  color: var(--purple);
  border: 1px solid rgba(168,85,247,0.2);
}
.status-building .status-dot { background: var(--purple); animation: pulse-dot 1.5s infinite; }
/* ============================================================
   SKILLS
============================================================ */
.skills { background: var(--bg-2); }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 28px;
}
.skill-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  transition: all var(--transition);
}
.skill-card:hover {
  border-color: var(--border-2);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.skill-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}
.skill-icon {
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  color: var(--accent);
  background: var(--accent-glow);
  flex-shrink: 0;
}
.skill-card-header h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}
.skill-items { display: flex; flex-direction: column; gap: 14px; }
.skill-item { display: flex; flex-direction: column; gap: 6px; }
.skill-name { font-size: 12px; color: var(--text-2); font-family: var(--font-mono); }
.skill-bar {
  height: 4px;
  background: rgba(255,255,255,0.06);
  border-radius: 2px;
  overflow: hidden;
}
.skill-fill {
  height: 100%;
  width: 0;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  transition: width 1.2s cubic-bezier(0.4,0,0.2,1) 0.3s;
}
.skill-card.visible .skill-fill { width: var(--w); }
.skills-note {
  font-size: 12px;
  color: var(--text-3);
  font-family: var(--font-mono);
  text-align: center;
}
/* ============================================================
   PROJECTS
============================================================ */
.projects { background: var(--bg); }
.projects-filter {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.filter-btn {
  padding: 8px 18px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  color: var(--text-2);
  background: transparent;
  transition: all var(--transition);
}
.filter-btn:hover { border-color: var(--border-2); color: var(--text); }
.filter-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.project-card {
  position: relative;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-2);
  transition: all var(--transition);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.project-card:hover {
  border-color: var(--border-2);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}
.project-glow {
  position: absolute;
  top: -60px; right: -60px;
  width: 180px; height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,255,0.06) 0%, transparent 70%);
  pointer-events: none;
  transition: opacity var(--transition);
}
.project-card:hover .project-glow { opacity: 1.5; }
.project-card.featured { border-color: rgba(0,212,255,0.2); }
.project-badge {
  position: absolute;
  top: 16px; right: 16px;
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--accent);
  border: 1px solid rgba(0,212,255,0.3);
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--accent-glow);
  letter-spacing: 1px;
}
.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.project-type {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.project-link {
  color: var(--text-3);
  transition: color var(--transition);
}
.project-link:hover { color: var(--accent); }
.project-link-placeholder {
  color: var(--text-3);
  opacity: 0.4;
  cursor: default;
}
.project-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
}
.project-desc {
  font-size: 0.87rem;
  color: var(--text-2);
  line-height: 1.65;
  flex: 1;
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.project-footer {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.project-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-3);
  font-family: var(--font-mono);
}
.project-problem {
  font-size: 13px;
  color: var(--text-2);
}
.project-card.hidden { display: none; }
/* ============================================================
   LEARNING
============================================================ */
.learning { background: var(--bg-2); }
.learning-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}
.learning-card {
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
  text-align: center;
}
.learning-card:hover {
  border-color: var(--border-2);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.learning-pulse {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: shimmer 2s infinite;
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.learning-icon {
  font-size: 28px;
  color: var(--accent);
  margin-bottom: 14px;
  display: block;
}
.learning-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.learning-card p {
  font-size: 0.82rem;
  color: var(--text-2);
  line-height: 1.5;
  margin-bottom: 16px;
}
.learning-status {
  display: inline-block;
  font-size: 10px;
  font-family: var(--font-mono);
  padding: 3px 10px;
  border-radius: 100px;
  border: 1px solid rgba(0,212,255,0.2);
  color: var(--accent);
  background: var(--accent-glow);
  letter-spacing: 1px;
}
.learning-note {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--text-3);
  font-family: var(--font-mono);
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255,255,255,0.02);
}
.note-icon {
  font-size: 16px;
  color: var(--accent);
  animation: spin 4s linear infinite;
}
@keyframes spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }
/* ============================================================
   ACTIVITIES / TIMELINE
============================================================ */
.activities { background: var(--bg); }
.timeline {
  max-width: 680px;
  margin-bottom: 48px;
  display: flex;
  flex-direction: column;
}
.timeline-item {
  display: flex;
  gap: 24px;
  position: relative;
}
.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  padding-top: 4px;
}
.timeline-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--border-2);
  background: var(--bg-2);
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}
.timeline-dot.active-dot {
  border-color: var(--accent);
  background: var(--accent-glow);
  box-shadow: 0 0 12px var(--accent-glow-strong);
}
.timeline-line {
  width: 1px;
  flex: 1;
  background: var(--border);
  margin-top: 8px;
  min-height: 48px;
}
.timeline-content {
  padding-bottom: 40px;
  flex: 1;
}
.timeline-date {
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.timeline-content h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.timeline-content p {
  font-size: 0.87rem;
  color: var(--text-2);
  line-height: 1.65;
}
.milestone-placeholder {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  max-width: 680px;
}
.placeholder-icon {
  width: 32px;
  height: 32px;
  border: 1px dashed var(--border-2);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  font-size: 18px;
  flex-shrink: 0;
}
.milestone-placeholder p {
  font-size: 13px;
  color: var(--text-3);
  font-style: italic;
}
/* ============================================================
   CONTACT
============================================================ */
.contact {
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}
.contact-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0,212,255,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.contact-inner {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.contact-headline {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.contact-sub {
  font-size: 1rem;
  color: var(--text-2);
  margin-bottom: 56px;
  line-height: 1.7;
}
.contact-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-link {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  text-align: left;
  transition: all var(--transition);
}
.contact-link:hover {
  border-color: var(--accent);
  background: var(--bg-3);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,212,255,0.1);
}
.contact-link-icon {
  width: 48px;
  height: 48px;
  border: 1px solid var(--border-2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  background: var(--accent-glow);
  flex-shrink: 0;
  transition: all var(--transition);
}
.contact-link:hover .contact-link-icon {
  background: rgba(0,212,255,0.2);
  border-color: rgba(0,212,255,0.4);
}
.contact-link-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.link-label {
  font-size: 11px;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-family: var(--font-mono);
}
.link-handle {
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
}
/* ============================================================
   FOOTER
============================================================ */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
}
.footer-right{
    display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
}
.footer-tagline {
  font-size: 12px;
  color: var(--text-3);
  font-weight: 400;
  letter-spacing: 0.5px;
}
.footer-note {
  font-size: 12px;
  color: var(--text-3);
  font-family: var(--font-mono);
}
/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-visual { order: -1; }
  .terminal-card { max-width: 100%; }
  .journey-line { display: none; }
  .journey-stage { flex-direction: column; gap: 12px; }
  .stage-connector { padding-top: 0; }
  .stage-node { width: 44px; height: 44px; font-size: 16px; }
}
@media (max-width: 768px) {
  .section { padding: 80px 0; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero-stats { gap: 20px; }
  .hero-ctas { flex-direction: column; align-items: flex-start; }
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .learning-grid { grid-template-columns: 1fr 1fr; }
  .contact-links { gap: 12px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .projects-filter { gap: 8px; }
  .filter-btn { font-size: 12px; padding: 7px 14px; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-headline { font-size: 2.2rem; }
  .learning-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; }
}
/* ============================================================
  2026 PORTFOLIO REFINEMENT
   ============================================================ */
.hero-content-split{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.72fr);align-items:center;gap:48px;min-height:100vh}
.hero-copy{position:relative;z-index:2}
.hero-portrait-wrap{position:relative;min-height:660px;display:flex;align-items:flex-end;justify-content:center;z-index:2}
.hero-content {padding-top: 140px;}
.portrait-frame{
  top :-90px;
  left: 60%;
  transform: translateX(-60%);
  position: relative;
  width: min(500px, 90%);
  height: 680px;
  z-index: 2;
  border-radius: 20px;
 
}
.portrait-frame-inner{
  width: 100%;
  height: 100%;
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.hero-portrait{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 8%;
  -webkit-mask-image: linear-gradient(to bottom, black 90%, transparent 100%);
  mask-image: linear-gradient(to bottom, black 90%, transparent 100%);
}
.portrait-frame-inner{
  position: relative;
}
.hero-portrait,
.hero-portrait-robot{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 8%;
  transition: opacity 1.7s ease, visibility 1.7s ease;
}
.hero-portrait{
  opacity: 1;
  visibility: visible;
}
.hero-portrait-robot{
  opacity: 0;
  visibility: hidden;
    transform :scale(0.85) translateY(50px);
  
}
.portrait-frame:hover .hero-portrait-robot{
  opacity: 1;
  visibility: visible;
    transform :scale(0.85) translateY(50px);
}
.portrait-frame:hover .hero-portrait{
  opacity: 0;
  visibility: hidden;
}.marquee {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  height: 60px;
  overflow: hidden;
  border: 1px solid var(--border-2);
  border-radius: 30px;
  background: rgba(10, 10, 10, 0.75);
  backdrop-filter: blur(14px);
  z-index: 999;
}
.marquee-track {
  display: flex;
  align-items: center;
  width: max-content;
  height: 100%;
  animation: marquee-scroll 18s linear infinite;
  will-change: transform;
}
.marquee-content {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  width: max-content;
}
.marquee-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 28px;
  white-space: nowrap;
  flex-shrink: 0;
}
.marquee-item img {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border-2);
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.35);
}
.marquee-item span {
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.04em;
}
@keyframes marquee-scroll {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-50%, 0, 0);
  }
}
/* Mobile */
@media (max-width: 768px) {
  .marquee {
    left: 10px;
    right: 10px;
    bottom: 10px;
    height: 52px;
  }
  .marquee-track {
    animation-duration: 16s;
  }
  .marquee-item {
    gap: 9px;
    padding: 0 18px;
  }
  .marquee-item img {
    width: 30px;
    height: 30px;
  }
  .marquee-item span {
    font-size: 12px;
  }
}
@media (max-width: 480px) {
  .marquee {
    left: 8px;
    right: 8px;
    bottom: 8px;
    height: 48px;
  }
  .marquee-track {
    animation-duration: 14s;
  }
  .marquee-item {
    gap: 7px;
    padding: 0 14px;
  }
  .marquee-item img {
    width: 27px;
    height: 27px;
  }
  .marquee-item span {
    font-size: 11px;
  }
}
.portrait-glow{position:absolute;width:390px;height:390px;bottom:70px;border-radius:50%;background:radial-gradient(circle,rgba(0,212,255,.14) 0%,rgba(0,212,255,.05) 35%,transparent 70%);filter:blur(8px);z-index:0}
.portrait-orbit{position:absolute;border:1px solid rgba(0,212,255,.16);border-radius:50%;transform:rotate(-18deg);z-index:1}
.orbit-one{width:440px;height:180px}
.orbit-two{width:520px;height:250px;transform:rotate(22deg);border-color:rgba(168,85,247,.11)}
.portrait-label{position:absolute;right:2%;bottom:54px;font-family:var(--font-mono);font-size:9px;line-height:1.6;letter-spacing:2px;color:var(--text-3);text-align:left;z-index:3}
.portrait-label span{color:var(--accent)}
.about-grid-modern{align-items:stretch;grid-template-columns:1fr}
.about-lead{font-size:1.02rem;color:var(--text);max-width:620px}
.about-info-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:32px}
.info-card{padding:18px;border:1px solid var(--border);border-radius:var(--radius-sm);background:rgba(255,255,255,.018);display:flex;flex-direction:column;gap:4px;min-height:112px;transition:all var(--transition)}
.info-card:hover{border-color:rgba(212,214,218,.25);transform:translateY(-2px);background:rgba(212,214,218,.025)}.info-label,.certificate-org{font:10px var(--font-mono);letter-spacing:1.5px;text-transform:uppercase;color:var(--text-3)}
.info-card strong{font-size:.92rem;color:var(--text)}
.info-card span:last-child{font-size:.78rem;color:var(--text-2)}
.about-code-card{display:none;height:100%;min-height:380px;border:1px solid var(--border-2);border-radius:var(--radius);background:linear-gradient(145deg,rgba(13,17,23,.96),rgba(8,11,15,.96));box-shadow:var(--shadow-lg);overflow:hidden;display:flex;flex-direction:column;justify-content:space-between}
.code-card-top,.code-card-footer{display:flex;justify-content:space-between;align-items:center;padding:13px 18px;border-bottom:1px solid var(--border);font:10px var(--font-mono);color:var(--text-3);letter-spacing:.5px}
.code-card-footer{border-top:1px solid var(--border);border-bottom:0}
.code-live{color:var(--green)}
.about-code-card pre{padding:30px 24px;font:13px/2 var(--font-mono);color:var(--text-2);overflow:auto}
.code-next{color:var(--yellow)}
.tool-chips{display:flex;flex-wrap:wrap;gap:9px}
.tool-chips span{padding:8px 11px;border:1px solid var(--border);border-radius:7px;color:var(--text-2);background:rgba(255,255,255,.018);font:11px var(--font-mono);transition:all var(--transition)}
.skill-card:hover .tool-chips span{border-color:rgba(0,212,255,.18);color:var(--text)}
.project-link{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border:1px solid var(--border);border-radius:8px;color:var(--text-3);transition:all var(--transition)}
.project-link:hover{color:var(--accent);border-color:var(--accent);background:var(--accent-glow)}
.project-footer{margin-top:auto;padding-top:12px;border-top:1px solid var(--border);display:flex;justify-content:space-between;gap:12px;align-items:center}
.project-problem{font-size:11px;color:var(--text-3);text-align:right}
.certificates-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.certificate-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--bg-2);transition:all var(--transition);display:flex;flex-direction:column}
.certificate-card:hover{transform:translateY(-5px);border-color:rgba(0,212,255,.28);box-shadow:0 18px 50px rgba(0,0,0,.32)}
.certificate-image-wrap{display:block;background:#f4f4f4;aspect-ratio:1.414/1;overflow:hidden;border-bottom:1px solid var(--border)}
.certificate-image-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.certificate-card:hover{transform:translateY(-5px);border-color:rgba(212,214,218,.28);box-shadow:0 18px 50px rgba(0,0,0,.32)}.certificate-meta{padding:18px;display:flex;flex-direction:column;gap:7px}
.certificate-meta h3{font-size:.95rem;line-height:1.4;color:var(--text)}
.certificate-date{font:10px var(--font-mono);color:var(--accent);letter-spacing:1px}
.timeline-next{margin-top:28px;display:flex;align-items:center;gap:12px;padding:18px 20px;border:1px solid rgba(255,215,0,.18);border-radius:var(--radius);background:rgba(255,215,0,.035);max-width:680px}
.next-kicker{font:10px var(--font-mono);color:var(--yellow);letter-spacing:2px}.timeline-next strong{font-size:1rem;color:var(--text)}.timeline-next span:last-child{font-size:.82rem;color:var(--text-2)}
.phone-glyph{font-size:18px;line-height:1}
/* About redesign: single-column personal profile */
.about-grid-modern{grid-template-columns:1fr !important}
.about-info-grid{max-width:900px}

@media (max-width:900px){
  .hero-content-split{grid-template-columns:1fr;gap:0;padding-top:92px;padding-bottom:60px}
  .hero-copy{padding-top:20px}
  .hero-portrait-wrap{order:-1;min-height:430px;height:430px;margin-bottom:-15px}
  .portrait-frame{height:430px;width:min(360px,84vw)}
  .portrait-glow{width:300px;height:300px;bottom:20px}
  .orbit-one{width:340px;height:140px}.orbit-two{width:400px;height:190px}
  .portrait-label{right:8%;bottom:25px}
  .certificates-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  .hero-content-split{min-height:auto}.hero-portrait-wrap{min-height:380px;height:380px}.portrait-frame{height:380px}
  .hero-sub{max-width:100%}.about-info-grid{grid-template-columns:1fr}.certificates-grid{grid-template-columns:1fr}.project-footer{align-items:flex-start;flex-direction:column}.project-problem{text-align:left}
}
@media (max-width:480px){
  .hero-portrait-wrap{min-height:340px;height:340px}.portrait-frame{height:340px;width:280px}.orbit-one{width:290px;height:120px}.orbit-two{width:340px;height:160px}.portrait-label{display:none}
  .hero-stats{gap:14px}.hero-stats .stat-num{font-size:1.05rem}.hero-stats .stat-label{font-size:9px}.about-code-card pre{font-size:11px;padding:22px 16px}.timeline-next{align-items:flex-start;flex-direction:column;gap:4px}
}
/* About redesign: single-column personal profile */
.about-grid-modern{grid-template-columns:1fr !important}
.about-info-grid{max-width:900px}
/* ============================================================
   FINAL RESPONSIVE REFINEMENT
   Mobile / Tablet / Desktop
============================================================ */
/* ---------- Large Tablets ---------- */
@media (max-width: 1100px) {
  .container {
    padding-left: 28px;
    padding-right: 28px;
  }
  .nav-inner {
    padding-left: 28px;
    padding-right: 28px;
  }
  .hero-content-split {
    grid-template-columns: 1fr 0.8fr;
    gap: 25px;
  }
  .portrait-frame {
    width: min(430px, 90%);
  }
  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .certificates-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
/* ============================================================
   TABLET
============================================================ */
@media (max-width: 900px) {
  .section {
    padding: 90px 0;
  }
  /* NAVBAR */
  .nav-links,
  .nav-cta {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  /* HERO */
  .hero {
    min-height: auto;
  }
  .hero-content {
    padding-top: 110px;
    padding-bottom: 70px;
  }
  .hero-content-split {
    grid-template-columns: 1fr;
    gap: 10px;
    min-height: auto;
  }
  .hero-copy {
    order: 2;
    text-align: left;
  }
  .hero-portrait-wrap {
    order: 1;
    width: 100%;
    min-height: 480px;
    height: 480px;
    margin-bottom: 0;
  }
  .portrait-frame {
    width: min(400px, 80vw);
    height: 480px;
    top: 0;
    left: auto;
    transform: none;
  }
  .portrait-frame-inner {
    border-radius: 18px;
  }
  .hero-portrait,
  .hero-portrait-robot {
    object-position: center 8%;
  }
  .portrait-glow {
    width: 320px;
    height: 320px;
    bottom: 30px;
  }
  .orbit-one {
    width: 360px;
    height: 150px;
  }
  .orbit-two {
    width: 430px;
    height: 200px;
  }
  .portrait-label {
    right: 5%;
    bottom: 30px;
  }
  /* ABOUT */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about-info-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  /* JOURNEY */
  .journey-line {
    display: none;
  }
  .journey-stage {
    flex-direction: column;
    gap: 12px;
  }
  .stage-connector {
    padding-top: 0;
  }
  .stage-node {
    width: 46px;
    height: 46px;
    font-size: 17px;
  }
  .stage-card {
    width: 100%;
  }
  /* SKILLS */
  .skills-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  /* PROJECTS */
  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  /* CERTIFICATES */
  .certificates-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  /* MARQUEE */
  .marquee {
    left: 16px;
    right: 16px;
    bottom: 16px;
    height: 56px;
  }
  .marquee-item {
    padding: 0 22px;
  }
  .marquee-item img {
    width: 32px;
    height: 32px;
  }
}
/* ============================================================
   MOBILE
============================================================ */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  body {
    overflow-x: hidden;
  }
  /* CONTAINER */
  .container {
    width: 100%;
    padding-left: 18px;
    padding-right: 18px;
  }
  /* SECTIONS */
  .section {
    padding: 72px 0;
  }
  /* NAVBAR */
  .nav-inner {
    height: 62px;
    padding: 0 18px;
  }
  .nav-logo {
    font-size: 16px;
    letter-spacing: 1.5px;
  }
  /* HERO */
  .hero-content {
    padding-top: 90px;
    padding-bottom: 55px;
  }
  .hero-content-split {
    display: flex;
    flex-direction: column;
    gap: 0;
  }
  .hero-portrait-wrap {
    order: 1;
    width: 100%;
    height: 390px;
    min-height: 390px;
    margin-bottom: 5px;
  }
  .hero-copy {
    order: 2;
    padding-top: 10px;
  }
  .portrait-frame {
    width: 290px;
    height: 390px;
    top: 0;
    left: auto;
    transform: none;
  }
  .portrait-frame-inner {
    border-radius: 16px;
  }
  .hero-portrait,
  .hero-portrait-robot {
    object-position: center 7%;
  }
  .hero-portrait-robot {
    transform: scale(0.82) translateY(35px);
  }
  .portrait-frame:hover .hero-portrait-robot {
    transform: scale(0.82) translateY(35px);
  }
  /* PORTRAIT DECORATIONS */
  .portrait-glow {
    width: 260px;
    height: 260px;
    bottom: 20px;
  }
  .orbit-one {
    width: 300px;
    height: 120px;
  }
  .orbit-two {
    width: 340px;
    height: 160px;
  }
  .portrait-label {
    display: none;
  }
  /* HERO TEXT */
  .hero-badge {
    margin-bottom: 24px;
    padding: 7px 13px;
    font-size: 10px;
  }
  .hero-title {
    gap: 9px;
    margin-bottom: 20px;
  }
  .hero-name {
    font-size: 0.8rem;
    letter-spacing: 2px;
  }
  .hero-headline {
    font-size: clamp(2rem, 9vw, 2.8rem);
    line-height: 1.08;
  }
  .hero-sub {
    font-size: 0.95rem;
    line-height: 1.7;
    max-width: 100%;
    margin-bottom: 30px;
  }
  /* BUTTONS */
  .hero-ctas {
    width: 100%;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 42px;
  }
  .hero-ctas .btn {
    width: 100%;
    justify-content: center;
  }
  /* STATS */
  .hero-stats {
    width: 100%;
    gap: 15px;
    justify-content: flex-start;
  }
  .stat-num {
    font-size: 1.05rem;
  }
  .stat-label {
    font-size: 9px;
    letter-spacing: 0.7px;
  }
  .stat-divider {
    height: 30px;
  }
  /* SECTION HEADINGS */
  .section-label {
    margin-bottom: 20px;
  }
  .label-text {
    font-size: 9px;
    letter-spacing: 2px;
  }
  .label-num {
    font-size: 9px;
    padding: 3px 8px;
  }
  .section-title {
    font-size: clamp(1.8rem, 8vw, 2.4rem);
  }
  .section-sub {
    font-size: 0.9rem;
    margin-bottom: 40px;
  }
  /* ABOUT */
  .about-info-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .info-card {
    min-height: 95px;
    padding: 16px;
  }
  .about-lead {
    font-size: 0.95rem;
  }
  .about-desc {
    font-size: 0.9rem;
  }
  /* JOURNEY */
  .stage-card {
    padding: 22px 20px;
  }
  .stage-title {
    font-size: 1.05rem;
  }
  .stage-desc {
    font-size: 0.84rem;
  }
  .stage-tags {
    gap: 6px;
  }
  .tag {
    font-size: 10px;
    padding: 4px 8px;
  }
  /* SKILLS */
  .skills-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .skill-card {
    padding: 22px;
  }
  /* PROJECTS */
  .projects-filter {
    gap: 7px;
    margin-bottom: 32px;
  }
  .filter-btn {
    font-size: 11px;
    padding: 7px 12px;
  }
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 16px;
     padding-bottom: 70px; 
  }
  .project-card {
    padding: 22px;
  }
  .project-name {
    font-size: 1.05rem;
  }
  .project-desc {
    font-size: 0.84rem;
  }
  /* LEARNING */
  .learning-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .learning-card {
    padding: 24px 20px;
  }
  /* ACTIVITIES */
  .timeline {
    width: 100%;
  }
  .timeline-item {
    gap: 16px;
  }
  .timeline-content {
    padding-bottom: 30px;
  }
  .timeline-content h3 {
    font-size: 0.95rem;
  }
  .timeline-content p {
    font-size: 0.82rem;
  }
  .timeline-next {
    width: 100%;
    padding: 16px;
  }
  /* CERTIFICATES */
  .certificates-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  /* CONTACT */
  .contact-headline {
    font-size: clamp(2rem, 10vw, 3rem);
  }
  .contact-sub {
    font-size: 0.9rem;
    margin-bottom: 38px;
  }
  .contact-link {
    padding: 16px;
    gap: 14px;
  }
  .contact-link-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
  }
  .link-handle {
    font-size: 13px;
    word-break: break-word;
  }
  /* FOOTER */
  .footer {
    padding: 26px 0 90px;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  /* MARQUEE */
/* MARQUEE */
/* MARQUEE */
 .hero-content-split {
    display: flex;
    flex-direction: column;
  }

  .hero-portrait-wrap {
    order: 1;
  }

  .hero-copy {
    order: 2;
  }

  .marquee {
    order: 3;

    position: relative;
    left: auto;
    right: auto;
    bottom: auto;

    width: calc(100% - 36px);
    height: 52px;

    margin: 20px auto 0;
    border-radius: 26px;

    overflow: hidden;
  }

  .marquee-track {
    animation-duration: 16s;
  }

  .marquee-item {
    gap: 9px;
    padding: 0 18px;
  }

  .marquee-item img {
    width: 30px;
    height: 30px;
  }

  .marquee-item span {
    font-size: 12px;
  }
}

/* ============================================================
   SMALL PHONES
============================================================ */
@media (max-width: 480px) {
  .container {
    padding-left: 15px;
    padding-right: 15px;
  }
  .section {
    padding: 64px 0;
  }
  /* HERO */
  .hero-content {
    padding-top: 82px;
    padding-bottom: 45px;
  }
  .hero-portrait-wrap {
    height: 330px;
    min-height: 330px;
  }
  .portrait-frame {
    width: 245px;
    height: 330px;
  }
  .portrait-glow {
    width: 220px;
    height: 220px;
  }
  .orbit-one {
    width: 260px;
    height: 105px;
  }
  .orbit-two {
    width: 295px;
    height: 140px;
  }
  /* HERO TEXT */
  .hero-headline {
    font-size: 2rem;
  }
  .hero-name {
    font-size: 0.72rem;
  }
  .hero-sub {
    font-size: 0.88rem;
  }
  /* STATS */
  .hero-stats {
    gap: 10px;
  }
  .stat-num {
    font-size: 0.95rem;
  }
  .stat-label {
    font-size: 8px;
  }
  .stat-divider {
    height: 26px;
  }
  /* MARQUEE */
  .marquee {
    left: 8px;
    right: 8px;
    bottom: 8px;
    height: 48px;
  }
  .marquee-track {
    animation-duration: 14s;
  }
  .marquee-item {
    gap: 7px;
    padding: 0 14px;
  }
  .marquee-item img {
    width: 27px;
    height: 27px;
  }
  .marquee-item span {
    font-size: 11px;
  }
  /* CONTACT */
  .contact-link {
    padding: 14px;
  }
  .contact-link-icon {
    width: 38px;
    height: 38px;
  }
  .link-label {
    font-size: 9px;
  }
  .link-handle {
    font-size: 12px;
  }
}
/* ============================================================
   VERY SMALL PHONES
============================================================ */
@media (max-width: 360px) {
  .hero-portrait-wrap {
    height: 300px;
    min-height: 300px;
  }
  .portrait-frame {
    width: 220px;
    height: 300px;
  }
  .hero-headline {
    font-size: 1.8rem;
  }
  .hero-stats {
    gap: 7px;
  }
  .stat-divider {
    display: none;
  }
  .marquee-item {
    padding: 0 11px;
  }
  .marquee-item img {
    width: 25px;
    height: 25px;
  }
  .marquee-item span {
    font-size: 10px;
  }
}
/* ============================================================
   ACCESSIBILITY
============================================================ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}