@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #0b0c0f;
  --surface: #121419;
  --surface-2: #181b21;
  --text: #f2f3f5;
  --muted: #9ba0aa;
  --line: #292d35;
  --accent: #c8ff5a;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Manrope", sans-serif;
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }

.navbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px max(5vw, 30px);
  background: rgba(11,12,15,.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.logo { font-size: 1.5rem; font-weight: 800; letter-spacing: -1px; }
.logo span { color: var(--accent); }
nav { display: flex; gap: 28px; }
nav a { color: var(--muted); font-size: .9rem; }
nav a:hover { color: var(--accent); }
.menu-btn { display: none; background: none; border: 0; color: var(--text); font-size: 1.5rem; }

.hero, .section, .contact-section {
  max-width: 1200px;
  margin: auto;
  padding: 110px max(5vw, 30px);
}
.hero {
  min-height: calc(100vh - 70px);
  display: grid; grid-template-columns: 1.4fr .6fr;
  align-items: center; gap: 70px;
}
.eyebrow, .section-label, .timeline-type {
  color: var(--accent);
  font-family: "DM Mono", monospace;
  font-size: .72rem;
  letter-spacing: .12em;
}
.hero h1 { font-size: clamp(3.3rem, 8vw, 7rem); line-height: .98; letter-spacing: -0.06em; margin: 16px 0; }
.hero h1 span { color: var(--accent); }
.hero h2 { font-size: clamp(1.1rem, 2vw, 1.55rem); font-weight: 500; color: var(--muted); max-width: 650px; }
.hero-text { color: var(--muted); max-width: 610px; margin: 24px 0 35px; }
.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { padding: 13px 22px; border: 1px solid var(--line); font-weight: 700; font-size: .9rem; }
.primary { background: var(--accent); color: #101208; border-color: var(--accent); }
.secondary:hover { border-color: var(--accent); color: var(--accent); }

.hero-card {
  border: 1px solid var(--line); background: var(--surface);
  padding: 30px; min-height: 260px; display: flex; flex-direction: column; justify-content: center;
}
.status-dot { width: 9px; height: 9px; background: var(--accent); border-radius: 50%; margin-bottom: 22px; box-shadow: 0 0 20px var(--accent); }
.hero-card p { color: var(--muted); font-size: .85rem; }
.hero-card strong { font-size: 1.15rem; margin-top: 5px; }
.card-lines { margin-top: 30px; display: grid; gap: 8px; }
.card-lines span { height: 1px; background: var(--line); }
.card-lines span:nth-child(2) { width: 75%; background: #464c56; }
.card-lines span:nth-child(3) { width: 45%; }

.section { border-top: 1px solid var(--line); }
.alt-section { max-width: none; background: var(--surface); padding-left: max(calc((100vw - 1200px)/2 + 5vw), 30px); padding-right: max(calc((100vw - 1200px)/2 + 5vw), 30px); }
.section h2, .contact-section h2 { font-size: clamp(2rem, 4vw, 3.5rem); letter-spacing: -.045em; margin: 10px 0 45px; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; max-width: 950px; }
.about-grid p { color: var(--muted); font-size: 1.05rem; }

.skills-grid, .project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; }
.skill-card, .project-card {
  background: var(--bg); border: 1px solid var(--line); padding: 30px;
  transition: transform .25s ease, border-color .25s ease;
}
.skill-card:hover, .project-card:hover { transform: translateY(-5px); border-color: #535b67; }
.skill-number { color: var(--accent); font-family: "DM Mono"; font-size: .75rem; }
.skill-card h3, .project-card h3 { font-size: 1.3rem; margin: 25px 0 12px; }
.skill-card p, .project-card p { color: var(--muted); font-size: .92rem; }
.project-top { display: flex; justify-content: space-between; color: var(--accent); font-family: "DM Mono"; font-size: .68rem; }
.featured { grid-column: span 2; }
.tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 25px; }
.tags span { border: 1px solid var(--line); color: var(--muted); padding: 5px 9px; font-size: .7rem; }

.ongoing { margin-top: 50px; border-top: 1px solid var(--line); padding-top: 30px; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.ongoing h3 { font-size: 1.5rem; margin-top: 10px; }
.ongoing ul { color: var(--muted); padding-left: 20px; }

.timeline { max-width: 850px; display: grid; gap: 40px; }
.timeline article { display: grid; grid-template-columns: 30px 1fr; gap: 20px; }
.timeline-marker { width: 12px; height: 12px; border: 2px solid var(--accent); border-radius: 50%; margin-top: 6px; }
.timeline h3 { font-size: 1.2rem; margin: 6px 0 8px; }
.timeline p { color: var(--muted); font-size: .93rem; }

.cert-list { max-width: 850px; border-top: 1px solid var(--line); }
.cert-list div { display: flex; gap: 35px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.cert-list span { color: var(--accent); font-family: "DM Mono"; }

.contact-section { border-top: 1px solid var(--line); padding-bottom: 130px; }
.contact-section > p:not(.section-label) { color: var(--muted); max-width: 620px; margin-top: -25px; }
.contact-links { display: flex; gap: 15px; margin-top: 35px; flex-wrap: wrap; }
.contact-links a { padding: 13px 20px; border: 1px solid var(--line); }
.contact-links a:hover { background: var(--accent); color: #111; border-color: var(--accent); }

footer {
  border-top: 1px solid var(--line); padding: 25px max(5vw, 30px);
  display: flex; justify-content: space-between; color: var(--muted); font-size: .75rem;
}

@media (max-width: 750px) {
  .navbar { padding: 17px 24px; }
  .menu-btn { display: block; }
  nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0; padding: 12px 24px 22px;
    background: var(--surface); border-bottom: 1px solid var(--line);
  }
  nav.open { display: flex; }
  nav a { padding: 10px 0; }
  .hero { grid-template-columns: 1fr; gap: 50px; padding-top: 75px; }
  .section, .contact-section { padding: 75px 24px; }
  .alt-section { padding-left: 24px; padding-right: 24px; }
  .about-grid, .skills-grid, .project-grid, .ongoing { grid-template-columns: 1fr; gap: 15px; }
  .featured { grid-column: span 1; }
  footer { flex-direction: column; gap: 7px; padding: 22px 24px; }
}