/* ============================================================
   INNER PAGE STYLES
   ============================================================ */

/* Page hero (replaces full-screen hero on subpages) */
.page-hero {
  padding: 140px 0 64px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.page-hero-orb {
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99,102,241,0.2) 0%, transparent 70%);
  filter: blur(80px);
  top: -100px; right: -80px;
  pointer-events: none;
}
.page-hero-inner {
  position: relative;
  z-index: 1;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--accent-cyan); transition: var(--transition); }
.breadcrumb a:hover { color: var(--text-primary); }
.breadcrumb-sep { color: var(--text-muted); }
.page-title {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 16px;
}
.page-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
}

/* Company badges for inner pages */
.company-badge.pgc      { background: linear-gradient(135deg, #059669, #10b981); color: white; }
.company-badge.stahlco  { background: linear-gradient(135deg, #dc2626, #f97316); color: white; }
.company-badge.sbp      { background: linear-gradient(135deg, #1d4ed8, #2563eb); color: white; }
.company-badge.evs      { background: linear-gradient(135deg, #7c3aed, #a855f7); color: white; }

/* Cert category headers */
.cert-category {
  margin-top: 56px;
  margin-bottom: 24px;
}
.cert-category:first-child { margin-top: 0; }
.cert-category-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.cert-category-title::before {
  content: '';
  display: block;
  width: 4px;
  height: 20px;
  background: var(--gradient);
  border-radius: 2px;
  flex-shrink: 0;
}

/* Sub-cert list inside cert cards */
.sub-cert-list {
  margin-top: 16px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sub-cert-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.sub-cert-name {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
  flex: 1;
}
.sub-cert-link {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
  flex-shrink: 0;
  transition: var(--transition);
}
.sub-cert-link:hover { color: var(--accent-cyan); }

/* Yearly cert view */
.year-group { margin-bottom: 48px; }
.year-heading {
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  letter-spacing: -0.02em;
}
.year-cert-list { display: flex; flex-direction: column; gap: 10px; }
.year-cert-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.year-cert-item:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
}
.year-cert-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--gradient);
  flex-shrink: 0;
}
.year-cert-name {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}
.year-cert-issuer {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.year-cert-verify {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
  flex-shrink: 0;
}
.year-cert-verify:hover { color: var(--accent-cyan); }
.year-cert-sub { padding-left: 40px; background: transparent; border-color: transparent; }
.year-cert-sub:hover { background: rgba(99,102,241,0.04); border-color: var(--border); }
.year-cert-sub .year-cert-dot { background: var(--text-muted); width: 6px; height: 6px; }
.year-cert-sub .year-cert-name { color: var(--text-secondary); font-weight: 400; }

/* View toggle tabs (role-wise vs year-wise) */
.view-toggle {
  display: flex;
  gap: 8px;
  margin-bottom: 48px;
}
.view-tab {
  padding: 8px 20px;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}
.view-tab.active,
.view-tab:hover {
  background: rgba(99,102,241,0.12);
  border-color: var(--accent);
  color: var(--text-primary);
}

/* Projects page — full detail cards */
.project-full-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  transition: var(--transition);
}
.project-full-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
}
.project-full-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 12px;
}
.project-full-icon { font-size: 2rem; flex-shrink: 0; }
.project-full-meta { flex: 1; }
.project-full-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.project-cost {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  background: rgba(34,211,238,0.08);
  border: 1px solid rgba(34,211,238,0.2);
  padding: 2px 8px;
  border-radius: 999px;
}
.project-full-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

/* Change requests — simple list */
.cr-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px;
}
.cr-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: var(--transition);
}
.cr-item:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
  transform: translateX(3px);
}
.cr-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-violet);
  flex-shrink: 0;
}

/* Education full page */
.edu-full-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  display: flex;
  gap: 24px;
}
.edu-full-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
}
.edu-full-icon { font-size: 3rem; flex-shrink: 0; line-height: 1; }
.edu-degree-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
}
.edu-degree-link:hover { color: var(--accent-cyan); }

/* Awards full page */
.award-full-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 20px;
  align-items: start;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  transition: var(--transition);
}
.award-full-item:hover {
  border-color: var(--border-hover);
  transform: translateX(6px);
}
.award-full-icon { font-size: 2.5rem; }
.award-full-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.award-full-issuer {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.award-full-project {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-style: italic;
}
.award-full-project strong { color: var(--accent-cyan); font-style: normal; font-weight: 600; }
.award-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  flex-shrink: 0;
}
.award-see-link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
}
.award-see-link:hover { color: var(--accent-cyan); }

@media (max-width: 768px) {
  .award-full-item { grid-template-columns: auto 1fr; }
  .award-meta { grid-column: 1 / -1; flex-direction: row; align-items: center; }
  .edu-full-card { flex-direction: column; gap: 12px; }
  .year-cert-item { flex-wrap: wrap; }
  .year-cert-sub { padding-left: 20px; }
}

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  --bg-primary:    #050810;
  --bg-secondary:  #0a0f1e;
  --bg-card:       rgba(13, 22, 45, 0.75);
  --bg-card-solid: #0d162d;

  --accent:        #6366f1;
  --accent-cyan:   #22d3ee;
  --accent-violet: #8b5cf6;
  --gradient:      linear-gradient(135deg, #6366f1 0%, #22d3ee 100%);
  --gradient-text: linear-gradient(135deg, #818cf8 0%, #22d3ee 100%);

  --border:        rgba(99, 102, 241, 0.15);
  --border-hover:  rgba(99, 102, 241, 0.45);

  --text-primary:  #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:    #475569;

  --font-sans: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.18);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-dark {
  background-color: var(--bg-secondary);
}

/* ============================================================
   TYPOGRAPHY HELPERS
   ============================================================ */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.2);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

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

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.section-cta {
  text-align: center;
  margin-top: 48px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-hover);
}
.btn-outline:hover {
  background: rgba(99, 102, 241, 0.08);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  padding: 12px 0;
  background: rgba(5, 8, 16, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.nav-logo .bracket { color: var(--accent-cyan); }

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

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.nav-link:hover,
.nav-link.active { color: var(--text-primary); }
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-resume-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-cyan);
  border: 1.5px solid var(--accent-cyan);
  border-radius: 6px;
  transition: var(--transition);
  white-space: nowrap;
}
.nav-resume-btn:hover {
  background: var(--accent-cyan);
  color: #0a0a0f;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,0.25) 0%, transparent 70%);
  top: -150px; right: -100px;
  animation: orbFloat 10s ease-in-out infinite;
}
.orb-2 {
  width: 450px; height: 450px;
  background: radial-gradient(circle, rgba(34,211,238,0.18) 0%, transparent 70%);
  bottom: -80px; left: 5%;
  animation: orbFloat 12s ease-in-out infinite reverse;
  animation-delay: -4s;
}
.orb-3 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(139,92,246,0.18) 0%, transparent 70%);
  top: 45%; left: 38%;
  animation: orbFloat 8s ease-in-out infinite;
  animation-delay: -7s;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
}

.hero-greeting {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent-cyan);
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.hero-name {
  font-size: clamp(3.2rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-role {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 24px;
  min-height: 1.8em;
}
.hero-role .role-text {
  color: var(--accent);
  font-weight: 600;
}
.hero-role .cursor {
  color: var(--accent-cyan);
  animation: blink 1s step-end infinite;
  font-weight: 300;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-social {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
}
.social-link {
  color: var(--text-secondary);
  transition: var(--transition);
  font-weight: 500;
}
.social-link:hover { color: var(--accent-cyan); }
.social-divider { color: var(--text-muted); }

/* Hero badge stack */
.hero-badge-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.badge-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}
.badge-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
  transform: translateX(-4px);
}
.badge-icon { font-size: 1.75rem; flex-shrink: 0; }
.badge-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}
.badge-sub {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-top: 2px;
}

.animate-float { animation: floatY 4s ease-in-out infinite; }
.animate-float-delay { animation: floatY 4s ease-in-out infinite; animation-delay: -1.3s; }
.animate-float-delay-2 { animation: floatY 4s ease-in-out infinite; animation-delay: -2.6s; }

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  animation: fadeInUp 1s ease 1s both;
}
.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  animation: scrollBounce 1.5s ease-in-out infinite;
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
  background: rgba(10, 15, 30, 0.95);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
}

.stats-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 0 48px;
  flex: 1;
  min-width: 140px;
}

.stat-number {
  font-size: 2.75rem;
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  letter-spacing: -0.03em;
}
.stat-plus {
  font-size: 1.8rem;
}

.stat-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
  flex-shrink: 0;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-text p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
  font-size: 1.025rem;
}
.about-text p:last-child { margin-bottom: 0; }
.about-text strong { color: var(--text-primary); font-weight: 600; }

.skills-panel {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
}

.skills-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 20px;
  font-family: var(--font-mono);
}

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

.skill-tag {
  font-size: 0.82rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 999px;
  font-family: var(--font-mono);
  transition: var(--transition);
}
.skill-tag:hover { transform: translateY(-1px); }

.skill-primary {
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #818cf8;
}
.skill-secondary {
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.2);
  color: #67e8f9;
}
.skill-tertiary {
  background: rgba(139, 92, 246, 0.08);
  border: 1px solid rgba(139, 92, 246, 0.2);
  color: #a78bfa;
}

/* ============================================================
   EXPERIENCE TIMELINE
   ============================================================ */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 24px;
  padding-bottom: 0;
}

.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.timeline-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--gradient);
  flex-shrink: 0;
  margin-top: 22px;
  box-shadow: 0 0 16px rgba(99, 102, 241, 0.5);
  position: relative;
  z-index: 1;
}

.timeline-line {
  flex: 1;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  margin-top: 8px;
  min-height: 40px;
}

.timeline-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 24px;
  transition: var(--transition);
}
.timeline-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
  transform: translateX(4px);
}

.timeline-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.company-badge {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.company-badge.tkxel {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: white;
}
.company-badge.jazz {
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  color: white;
}
.company-badge.mindbridge {
  background: linear-gradient(135deg, #10b981, #06b6d4);
  color: white;
}

.timeline-meta { flex: 1; min-width: 0; }

.timeline-role {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}

.timeline-company {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 3px;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-cyan);
  background: rgba(34,211,238,0.08);
  border: 1px solid rgba(34,211,238,0.2);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}

.timeline-bullets {
  margin: 0 0 16px 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.timeline-bullets li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
  line-height: 1.6;
}
.timeline-bullets li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* ============================================================
   TECH TAGS (shared)
   ============================================================ */
.timeline-tags,
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }

.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-muted);
  transition: var(--transition);
}
.tech-tag:hover {
  background: rgba(99,102,241,0.1);
  border-color: rgba(99,102,241,0.3);
  color: var(--accent);
}

/* ============================================================
   CERTIFICATIONS
   ============================================================ */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.cert-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.cert-issuer-bar {
  height: 4px;
  width: 100%;
}
.cert-issuer-bar.azure { background: linear-gradient(90deg, #0078d4, #50e6ff); }
.cert-issuer-bar.hashicorp { background: linear-gradient(90deg, #7b42bc, #5c4ee5); }
.cert-issuer-bar.github { background: linear-gradient(90deg, #24292e, #6e7681); }
.cert-issuer-bar.coursera { background: linear-gradient(90deg, #0056d2, #00b0f0); }
.cert-issuer-bar.freecodecamp { background: linear-gradient(90deg, #006400, #00b400); }

.cert-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.cert-icon { font-size: 1.8rem; margin-bottom: 12px; }
.cert-name {
  font-size: 0.975rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 8px;
  flex: 1;
}
.cert-issuer-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.cert-date {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  margin-bottom: 16px;
}
.cert-verify {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
  align-self: flex-start;
}
.cert-verify:hover { color: var(--accent-cyan); gap: 6px; }

/* ============================================================
   PROJECTS
   ============================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.project-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.project-header { display: flex; justify-content: space-between; align-items: flex-start; }
.project-icon { font-size: 2rem; }

.project-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  flex: 1;
}

/* ============================================================
   EDUCATION
   ============================================================ */
.education-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.edu-card {
  display: flex;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}
.edu-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
}

.edu-icon { font-size: 2.5rem; flex-shrink: 0; }
.edu-period {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  margin-bottom: 8px;
}
.edu-degree {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 6px;
}
.edu-institution {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.edu-focus {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ============================================================
   AWARDS
   ============================================================ */
.awards-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.award-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 28px;
  transition: var(--transition);
}
.award-item:hover {
  border-color: var(--border-hover);
  transform: translateX(6px);
}

.award-icon { font-size: 1.75rem; flex-shrink: 0; }
.award-body { flex: 1; min-width: 0; }
.award-title {
  font-size: 0.975rem;
  font-weight: 600;
  color: var(--text-primary);
}
.award-issuer {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 3px;
}
.award-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  display: block;
  margin-bottom: 8px;
}
.footer-logo .bracket { color: var(--accent-cyan); }
.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: 16px;
}
.footer-icon-link {
  color: var(--text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
}
.footer-icon-link:hover { color: var(--accent-cyan); }

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-bottom p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* stagger children */
.cert-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.cert-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.15s; }
.cert-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.2s; }
.cert-grid .animate-on-scroll:nth-child(5) { transition-delay: 0.25s; }
.cert-grid .animate-on-scroll:nth-child(6) { transition-delay: 0.3s; }

.projects-grid .animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.projects-grid .animate-on-scroll:nth-child(3) { transition-delay: 0.15s; }
.projects-grid .animate-on-scroll:nth-child(4) { transition-delay: 0.2s; }
.projects-grid .animate-on-scroll:nth-child(5) { transition-delay: 0.25s; }
.projects-grid .animate-on-scroll:nth-child(6) { transition-delay: 0.3s; }

/* ============================================================
   KEYFRAMES
   ============================================================ */
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(40px, -60px) scale(1.06); }
  66%       { transform: translate(-30px, 40px) scale(0.94); }
}

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50%       { transform: rotate(45deg) translateY(6px); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-text > * {
  animation: fadeInUp 0.8s cubic-bezier(0.4,0,0.2,1) both;
}
.hero-greeting        { animation-delay: 0.1s; }
.hero-name            { animation-delay: 0.2s; }
.hero-role            { animation-delay: 0.3s; }
.hero-desc            { animation-delay: 0.4s; }
.hero-actions         { animation-delay: 0.5s; }
.hero-social          { animation-delay: 0.6s; }
.hero-badge-stack     { animation: fadeInUp 0.9s cubic-bezier(0.4,0,0.2,1) 0.4s both; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero-badge-stack {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .badge-card {
    flex: 1;
    min-width: 200px;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .education-grid {
    grid-template-columns: 1fr;
  }
}

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

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 8, 16, 0.97);
    backdrop-filter: blur(24px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 40px;
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-link { font-size: 1.5rem; }
  .nav-toggle { display: flex; z-index: 1000; }
  .nav-resume-btn { padding: 6px 10px; font-size: 0; gap: 0; }
  .nav-resume-btn svg { width: 18px; height: 18px; }

  .hero-name { font-size: clamp(2.8rem, 10vw, 4rem); }

  .stat-item { padding: 0 24px; }
  .stat-divider { display: none; }
  .stats-grid { gap: 32px; }

  .timeline-item { grid-template-columns: 24px 1fr; gap: 16px; }
  .timeline-card { padding: 20px; }
  .timeline-header { flex-wrap: wrap; }

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

  .edu-card { flex-direction: column; gap: 12px; }
  .award-item { flex-wrap: wrap; }

  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .cert-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .badge-card { min-width: unset; }
  .hero-badge-stack { flex-direction: column; }
}