/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg-primary:   #070B14;
  --bg-secondary: #0E1525;
  --bg-card:      #121C30;
  --bg-card-hover:#182234;
  --accent:       #00C9A7;
  --accent-dim:   #00C9A720;
  --accent-2:     #3B82F6;
  --text-primary: #E8EDF5;
  --text-muted:   #8A9BBE;
  --text-faint:   #4A5A78;
  --border:       #1E2D48;
  --border-accent:#00C9A740;
  --gradient-hero: linear-gradient(135deg, #070B14 0%, #0E1A32 50%, #07121E 100%);
}
html { scroll-behavior: smooth; }
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  line-height: 1.7;
}
a { color: var(--accent); text-decoration: none; transition: opacity .2s; }
a:hover { opacity: .75; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ── Nav ── */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(7,11,20,.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 62px;
}
.nav-logo {
  font-weight: 800; font-size: 1.1rem; letter-spacing: .04em;
  color: var(--text-primary);
}
.nav-logo span { color: var(--accent); }
.nav-links { display: flex; gap: 1.8rem; list-style: none; }
.nav-links a { color: var(--text-muted); font-size: .85rem; font-weight: 500; letter-spacing: .05em; text-transform: uppercase; transition: color .2s; }
.nav-links a:hover { color: var(--accent); opacity: 1; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: .3s; }
.mobile-menu {
  display: none; position: fixed; top: 62px; left: 0; right: 0;
  background: rgba(7,11,20,.98); border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem; flex-direction: column; gap: 1.2rem; z-index: 99;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { color: var(--text-primary); font-size: 1rem; font-weight: 500; }

/* ── Hero ── */
#home {
  min-height: 100vh;
  background: var(--gradient-hero);
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 6rem 2rem 4rem;
  position: relative; overflow: hidden;
}
#home::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, #00C9A712 0%, transparent 70%),
              radial-gradient(ellipse 50% 40% at 80% 80%, #3B82F608 0%, transparent 60%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; max-width: 800px; }
.hero-badge {
  display: inline-block; margin-bottom: 1.5rem;
  background: var(--accent-dim); border: 1px solid var(--border-accent);
  color: var(--accent); font-size: .78rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  padding: .35rem 1rem; border-radius: 20px;
}
.hero-badge--founder {
  background: #3B82F615;
  border-color: #3B82F640;
  color: var(--accent-2);
  margin-top: .5rem;
}
.hero-badge--nonprofit {
  background: #A855F715;
  border-color: #A855F740;
  color: #A855F7;
  margin-top: .5rem;
}
.hero-name {
  font-size: clamp(2.4rem, 6vw, 4rem); font-weight: 800;
  line-height: 1.1; letter-spacing: -.02em;
  margin-bottom: .6rem;
}
.hero-name .accent { color: var(--accent); }
.hero-title {
  font-size: clamp(1rem, 2.5vw, 1.25rem); color: var(--text-muted);
  font-weight: 400; margin-bottom: 1rem; margin-top: 1rem;
}
.hero-tagline {
  font-size: .95rem; color: var(--text-muted); max-width: 620px;
  margin: 0 auto 2rem; line-height: 1.8;
}
.hero-cta {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.btn-primary {
  background: var(--accent); color: #070B14;
  font-weight: 700; font-size: .85rem; letter-spacing: .06em;
  padding: .65rem 1.6rem; border-radius: 6px; transition: transform .2s, box-shadow .2s;
  border: none; cursor: pointer;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px #00C9A730; opacity: 1; color: #070B14; }
.btn-outline {
  background: transparent; color: var(--text-primary);
  border: 1px solid var(--border); font-weight: 600; font-size: .85rem;
  letter-spacing: .06em; padding: .65rem 1.6rem; border-radius: 6px;
  transition: border-color .2s, color .2s; cursor: pointer;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); opacity: 1; }
.hero-meta {
  display: flex; gap: 1.8rem; justify-content: center;
  color: var(--text-muted); font-size: .82rem; flex-wrap: wrap;
}
.hero-meta span { display: flex; align-items: center; gap: .4rem; }
.hero-meta .dot { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; display: inline-block; }

/* ── Section Shared ── */
section { padding: 5rem 2rem; }
.container { max-width: 960px; margin: 0 auto; }
.section-label {
  font-size: .75rem; font-weight: 700; letter-spacing: .15em;
  text-transform: uppercase; color: var(--accent); margin-bottom: .5rem;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800;
  letter-spacing: -.02em; margin-bottom: .75rem;
}
.section-divider {
  width: 48px; height: 3px; background: var(--accent);
  border-radius: 2px; margin-bottom: 2.5rem;
}

/* ── About ── */
#about { background: var(--bg-secondary); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start;
}
.about-text p { color: var(--text-muted); margin-bottom: 1rem; line-height: 1.85; }
.about-text strong { color: var(--text-primary); }
.about-stats {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 10px; padding: 1.25rem 1.5rem;
  transition: border-color .2s;
}
.stat-card:hover { border-color: var(--border-accent); }
.stat-num { font-size: 2rem; font-weight: 800; color: var(--accent); line-height: 1; }
.stat-label { font-size: .8rem; color: var(--text-muted); margin-top: .25rem; }

/* ── Venture ── */
#venture { background: var(--bg-primary); }
.venture-card {
  background: var(--bg-card); border: 1px solid var(--border-accent);
  border-radius: 16px; padding: 2rem 2.25rem;
  box-shadow: 0 0 48px #00C9A710;
}
.venture-header {
  display: flex; align-items: flex-start; gap: 1.5rem;
  margin-bottom: 1.5rem; flex-wrap: wrap;
}
.venture-logo {
  width: 64px; height: 64px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent-dim), #3B82F612);
  border: 1px solid var(--border-accent);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
  font-size: 1.9rem;
}
.venture-title-block { flex: 1; min-width: 180px; }
.venture-company { font-size: 1.5rem; font-weight: 800; letter-spacing: -.01em; margin-bottom: .2rem; }
.venture-role { color: var(--accent); font-size: .95rem; font-weight: 600; margin-bottom: .3rem; }
.venture-period { font-size: .8rem; color: var(--text-muted); font-family: 'JetBrains Mono', monospace; }
.venture-tag {
  align-self: flex-start;
  background: linear-gradient(135deg, #00C9A720, #3B82F615);
  border: 1px solid var(--border-accent);
  color: var(--accent); font-size: .72rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  padding: .35rem .9rem; border-radius: 20px; white-space: nowrap;
}
.venture-tag--nonprofit {
  background: linear-gradient(135deg, #A855F720, #EC489915);
  border-color: #A855F740;
  color: #A855F7;
}
.venture-card + .venture-card { margin-top: 1.5rem; }
.venture-card--nonprofit { border-color: #A855F740; box-shadow: 0 0 48px #A855F708; }
.venture-card--nonprofit .venture-role { color: #A855F7; }
.venture-logo--nonprofit { background: linear-gradient(135deg, #A855F720, #EC489912); border-color: #A855F740; }
.venture-desc {
  color: var(--text-muted); line-height: 1.85; margin-bottom: 1.75rem;
  border-left: 3px solid var(--border-accent); padding-left: 1.25rem;
}
.venture-pillars {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1rem;
}
.venture-pillar {
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: 10px; padding: 1rem 1.25rem;
  transition: border-color .2s;
}
.venture-pillar:hover { border-color: var(--border-accent); }
.pillar-title { font-size: .85rem; font-weight: 700; margin-bottom: .3rem; }
.pillar-desc { font-size: .78rem; color: var(--text-muted); line-height: 1.5; }

/* ── Certifications ── */
#certifications { background: var(--bg-primary); }
.cert-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.25rem;
}
.cert-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.5rem;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  display: flex; flex-direction: column; gap: .75rem;
}
.cert-card:hover {
  border-color: var(--accent); transform: translateY(-3px);
  box-shadow: 0 12px 32px #00C9A718;
}
.cert-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--accent-dim); border: 1px solid var(--border-accent);
  font-size: 1.4rem;
}
.cert-name { font-weight: 700; font-size: .95rem; }
.cert-issuer { font-size: .78rem; color: var(--text-muted); }
.cert-verify {
  margin-top: auto; font-size: .78rem; font-weight: 600;
  color: var(--accent); display: flex; align-items: center; gap: .3rem;
}

/* ── Experience ── */
#experience { background: var(--bg-secondary); }
.timeline { display: flex; flex-direction: column; gap: 0; }
.timeline-item { display: flex; gap: 2rem; padding-bottom: 2.5rem; position: relative; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-left { display: flex; flex-direction: column; align-items: center; width: 20px; flex-shrink: 0; }
.timeline-dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--bg-secondary);
  box-shadow: 0 0 0 3px var(--border-accent); flex-shrink: 0;
  margin-top: .35rem;
}
.timeline-dot--founder {
  background: var(--accent-2);
  box-shadow: 0 0 0 3px #3B82F630;
}
.timeline-line {
  flex: 1; width: 2px; background: var(--border); margin-top: 6px;
}
.timeline-item:last-child .timeline-line { display: none; }
.timeline-content {
  flex: 1; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.5rem 1.75rem;
  transition: border-color .2s;
}
.timeline-content:hover { border-color: var(--border-accent); }
.timeline-content--founder { border-color: var(--border-accent); }
.job-header { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: .5rem; margin-bottom: .75rem; }
.job-title { font-size: 1.05rem; font-weight: 700; }
.job-company { font-size: .9rem; color: var(--accent); font-weight: 600; }
.job-company--founder { color: var(--accent-2); }
.job-period {
  font-size: .78rem; color: var(--text-muted);
  background: var(--bg-secondary); border: 1px solid var(--border);
  padding: .25rem .75rem; border-radius: 20px; white-space: nowrap;
  font-family: 'JetBrains Mono', monospace;
}
.job-bullets { list-style: none; margin-top: .75rem; display: flex; flex-direction: column; gap: .5rem; }
.job-bullets li { color: var(--text-muted); font-size: .88rem; padding-left: 1.2rem; position: relative; }
.job-bullets li::before { content: '▸'; position: absolute; left: 0; color: var(--accent); }

/* ── Earlier roles ── */
.earlier-roles {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.5rem 1.75rem; margin-top: 1rem;
}
.earlier-roles h4 { font-size: .85rem; color: var(--text-muted); font-weight: 600; margin-bottom: 1rem; letter-spacing: .05em; text-transform: uppercase; }
.earlier-list { display: flex; flex-direction: column; gap: .6rem; }
.earlier-item { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .5rem; padding-bottom: .6rem; border-bottom: 1px solid var(--border); }
.earlier-item:last-child { border-bottom: none; padding-bottom: 0; }
.earlier-role { font-weight: 600; font-size: .88rem; }
.earlier-company { font-size: .82rem; color: var(--text-muted); }
.earlier-period { font-size: .78rem; color: var(--text-faint); font-family: 'JetBrains Mono', monospace; }

/* ── Skills ── */
#skills { background: var(--bg-primary); }
.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.25rem; }
.skill-category {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.5rem;
  transition: border-color .2s;
}
.skill-category:hover { border-color: var(--border-accent); }
.skill-cat-title {
  font-size: .8rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 1rem;
  display: flex; align-items: center; gap: .5rem;
}
.skill-cat-icon { font-size: 1rem; }
.skill-tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.skill-tag {
  font-size: .78rem; padding: .3rem .7rem; border-radius: 6px;
  background: var(--bg-secondary); border: 1px solid var(--border);
  color: var(--text-muted); font-weight: 500;
  transition: border-color .15s, color .15s;
}
.skill-tag:hover { border-color: var(--border-accent); color: var(--text-primary); }

/* ── Education ── */
#education { background: var(--bg-secondary); }
.edu-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 1.75rem 2rem;
  display: flex; gap: 1.5rem; align-items: flex-start;
  transition: border-color .2s;
}
.edu-card:hover { border-color: var(--border-accent); }
.edu-icon {
  width: 52px; height: 52px; flex-shrink: 0;
  background: var(--accent-dim); border: 1px solid var(--border-accent);
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
}
.edu-degree { font-size: 1.1rem; font-weight: 700; }
.edu-field { color: var(--accent); font-size: .92rem; font-weight: 600; margin-top: .1rem; }
.edu-meta { color: var(--text-muted); font-size: .82rem; margin-top: .4rem; }

/* ── Footer ── */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
  text-align: center;
}
.footer-inner { max-width: 960px; margin: 0 auto; }
.footer-name { font-size: 1.3rem; font-weight: 800; margin-bottom: .25rem; }
.footer-title { color: var(--text-muted); font-size: .88rem; margin-bottom: 1.5rem; }
.footer-links { display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.footer-links a { color: var(--text-muted); font-size: .82rem; font-weight: 500; text-transform: uppercase; letter-spacing: .08em; }
.footer-links a:hover { color: var(--accent); opacity: 1; }
.footer-copy { color: var(--text-faint); font-size: .78rem; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .job-header { flex-direction: column; }
  .timeline-item { gap: 1rem; }
  section { padding: 3.5rem 1.25rem; }
}
@media (max-width: 480px) {
  .about-stats { grid-template-columns: 1fr 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
}