:root {
  --bg: #0B0F14;
  --surface: #101820;
  --surface-2: #1E2933;
  --surface-3: #15212b;
  --line: rgba(148, 163, 184, .18);
  --text: #F4F7F9;
  --muted: #9BA8B4;
  --accent: #18E0C4;
  --accent-soft: rgba(24, 224, 196, .13);
  --accent-glow: rgba(24, 224, 196, .28);
  --danger: #ff6b7a;
  --max: 1180px;
  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 18px 70px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 82% 8%, rgba(24,224,196,.09), transparent 30%),
    radial-gradient(circle at 0% 42%, rgba(24,224,196,.04), transparent 28%),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .22;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
  z-index: -1;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; }

.container { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
.mono { font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace; }
.accent { color: var(--accent); }
.muted { color: var(--muted); }

.skip-link {
  position: absolute;
  top: -60px;
  left: 20px;
  z-index: 999;
  background: var(--accent);
  color: #06110f;
  padding: 10px 14px;
  border-radius: 8px;
  font-weight: 800;
}
.skip-link:focus { top: 20px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px);
  background: rgba(11,15,20,.82);
  border-bottom: 1px solid var(--line);
}
.nav {
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: .02em;
}
.brand-mark {
  width: 34px;
  height: 34px;
  border: 1px solid rgba(24,224,196,.5);
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: var(--accent);
  background: var(--accent-soft);
  box-shadow: inset 0 0 20px rgba(24,224,196,.05);
}
.nav-links { display: flex; align-items: center; gap: 24px; font-size: .92rem; color: #CAD4DC; }
.nav-links a { position: relative; }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -8px;
  height: 1px;
  background: var(--accent);
  transition: right .2s ease;
}
.nav-links a:hover::after, .nav-links a:focus-visible::after { right: 0; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.menu-toggle { display: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 11px;
  border: 1px solid transparent;
  font-weight: 760;
  font-size: .94rem;
  transition: transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: #04110f;
  background: var(--accent);
  box-shadow: 0 0 28px var(--accent-glow);
}
.btn-secondary { border-color: rgba(24,224,196,.45); background: rgba(24,224,196,.05); color: #E8FFFA; }
.btn-ghost { border-color: var(--line); background: rgba(255,255,255,.02); }

.hero {
  min-height: calc(100vh - 74px);
  display: grid;
  align-items: center;
  padding: 72px 0 80px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 72px;
  align-items: center;
}
.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: .78rem;
  font-weight: 800;
  margin-bottom: 17px;
}
.hero h1 {
  margin: 0;
  font-size: clamp(3.15rem, 7vw, 6.8rem);
  line-height: .95;
  letter-spacing: -.065em;
  max-width: 820px;
}
.hero h1 .role { display: block; color: var(--text); }
.hero h1 .role-accent { display: block; color: var(--accent); }
.hero-copy {
  max-width: 700px;
  margin: 28px 0 0;
  color: #B7C3CC;
  font-size: clamp(1rem, 1.4vw, 1.16rem);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.status-bar {
  margin-top: 38px;
  border: 1px solid var(--line);
  background: rgba(16,24,32,.76);
  border-radius: 12px;
  padding: 13px 15px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  color: #99A8B3;
  font-size: .8rem;
  letter-spacing: .04em;
}
.status-bar span::before { content: "●"; color: var(--accent); margin-right: 8px; font-size: .7rem; }

.profile-shell {
  position: relative;
  max-width: 460px;
  margin-left: auto;
}
.profile-card {
  position: relative;
  background: linear-gradient(145deg, rgba(30,41,51,.95), rgba(9,15,20,.98));
  border: 1px solid rgba(24,224,196,.34);
  border-radius: 26px;
  padding: 16px;
  box-shadow: var(--shadow), 0 0 80px rgba(24,224,196,.07);
  overflow: hidden;
}
.profile-card::before {
  content: "";
  position: absolute;
  width: 160px;
  height: 160px;
  background: var(--accent);
  filter: blur(90px);
  opacity: .12;
  right: -30px;
  top: -40px;
}
.profile-card img {
  width: 100%;
  aspect-ratio: 1 / 1.08;
  object-fit: cover;
  object-position: center 30%;
  border-radius: 17px;
  filter: saturate(.85) contrast(1.03);
}
.profile-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 17px 4px 5px;
}
.profile-caption strong { display: block; font-size: 1rem; }
.profile-caption small { color: var(--muted); }
.signal {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid rgba(24,224,196,.36);
  color: var(--accent);
  background: var(--accent-soft);
}
.terminal-tag {
  position: absolute;
  right: -28px;
  top: 28px;
  border: 1px solid var(--line);
  background: rgba(11,15,20,.9);
  border-radius: 10px;
  padding: 10px 13px;
  font-size: .72rem;
  color: #B9C8D2;
  box-shadow: var(--shadow);
}

.section { padding: 102px 0; }
.section-tight { padding: 78px 0; }
.section-heading { display: grid; grid-template-columns: .75fr 1.25fr; gap: 48px; align-items: end; margin-bottom: 44px; }
.kicker { color: var(--accent); font-size: .83rem; letter-spacing: .13em; text-transform: uppercase; }
.section h2 {
  margin: 10px 0 0;
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 1.02;
  letter-spacing: -.045em;
}
.section-lead { color: #A9B5BE; max-width: 680px; margin: 0; }

.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 34px; }
.panel {
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(16,24,32,.9), rgba(11,15,20,.96));
  border-radius: var(--radius);
  padding: 30px;
}
.panel h3 { margin: 0 0 13px; font-size: 1.25rem; }
.panel p { color: #AFBBC4; margin: 0; }
.profile-lines { display: grid; gap: 12px; margin-top: 24px; }
.profile-line { display: grid; grid-template-columns: 145px 1fr; gap: 14px; padding-top: 12px; border-top: 1px solid var(--line); font-size: .9rem; }
.profile-line span:first-child { color: var(--accent); }
.profile-line span:last-child { color: #C8D2D9; }

.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.metric {
  border: 1px solid var(--line);
  background: rgba(30,41,51,.35);
  border-radius: 16px;
  padding: 24px;
}
.metric strong { font-size: 1.7rem; color: var(--accent); display: block; letter-spacing: -.04em; }
.metric span { color: #9EACB7; font-size: .86rem; }

.arsenal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.skill-card {
  min-height: 190px;
  padding: 25px;
  border-radius: 17px;
  border: 1px solid var(--line);
  background: rgba(16,24,32,.75);
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.skill-card:hover { transform: translateY(-4px); border-color: rgba(24,224,196,.32); background: rgba(24,224,196,.035); }
.skill-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(24,224,196,.18);
  margin-bottom: 20px;
  font-weight: 900;
}
.skill-card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.skill-card p { margin: 0; color: #95A5B0; font-size: .9rem; }

.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.project-card {
  display: flex;
  flex-direction: column;
  min-height: 390px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(30,41,51,.8), rgba(11,15,20,.95));
  overflow: hidden;
  transition: transform .2s ease, border-color .2s ease;
}
.project-card:hover { transform: translateY(-6px); border-color: rgba(24,224,196,.34); }
.project-visual {
  position: relative;
  height: 160px;
  background:
    linear-gradient(135deg, rgba(24,224,196,.08), transparent 65%),
    repeating-linear-gradient(0deg, transparent 0 21px, rgba(255,255,255,.025) 22px),
    rgba(8,14,18,.72);
  border-bottom: 1px solid var(--line);
  padding: 20px;
  overflow: hidden;
}
.project-visual::before {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  border: 1px solid rgba(24,224,196,.24);
  border-radius: 50%;
  right: -40px;
  top: -35px;
}
.project-visual .terminal-lines { color: rgba(24,224,196,.75); font-size: .72rem; line-height: 1.75; }
.project-num { position: absolute; right: 18px; bottom: 12px; font-size: 2.4rem; color: rgba(255,255,255,.06); font-weight: 900; }
.project-content { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.project-content h3 { margin: 0 0 10px; font-size: 1.23rem; line-height: 1.25; }
.project-content p { color: #9FADB7; margin: 0 0 18px; font-size: .91rem; }
.tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto; margin-bottom: 20px; }
.tag { padding: 5px 8px; border-radius: 7px; border: 1px solid var(--line); color: #AFC0C9; font-size: .72rem; background: rgba(255,255,255,.02); }
.project-link { color: var(--accent); font-weight: 800; font-size: .9rem; }

.timeline { display: grid; gap: 1px; border-radius: 20px; overflow: hidden; border: 1px solid var(--line); }
.timeline-item {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 30px;
  padding: 28px;
  background: rgba(16,24,32,.72);
  border-bottom: 1px solid var(--line);
}
.timeline-item:last-child { border-bottom: 0; }
.timeline-date { color: var(--accent); font-size: .8rem; letter-spacing: .05em; }
.timeline-item h3 { margin: 0; font-size: 1.15rem; }
.timeline-item .company { color: #9FB0BA; font-size: .9rem; margin-top: 3px; }
.timeline-item p { color: #9EAEB8; margin: 10px 0 0; font-size: .91rem; }

.credentials-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.credential-card { padding: 27px; border: 1px solid var(--line); background: rgba(16,24,32,.72); border-radius: 18px; }
.credential-card .state { display: inline-flex; margin-bottom: 22px; font-size: .74rem; color: var(--accent); border: 1px solid rgba(24,224,196,.24); background: var(--accent-soft); border-radius: 999px; padding: 5px 9px; }
.credential-card h3 { margin: 0 0 8px; }
.credential-card p { margin: 0; color: #96A6B1; }

.cta {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(24,224,196,.26);
  border-radius: 26px;
  padding: 55px;
  background: linear-gradient(130deg, rgba(24,224,196,.08), rgba(16,24,32,.78) 48%, rgba(11,15,20,.96));
}
.cta::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: var(--accent);
  filter: blur(130px);
  opacity: .08;
  right: -80px;
  bottom: -120px;
}
.cta h2 { max-width: 760px; }
.cta p { color: #AAB7C0; max-width: 680px; }

.footer { padding: 36px 0; border-top: 1px solid var(--line); color: #82919C; font-size: .85rem; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.footer-links { display: flex; gap: 18px; }

/* Project pages */
.project-hero { padding: 100px 0 64px; }
.back-link { color: var(--accent); font-size: .9rem; font-weight: 750; }
.project-hero h1 { font-size: clamp(2.8rem, 7vw, 6rem); line-height: .95; letter-spacing: -.055em; margin: 20px 0 26px; max-width: 960px; }
.project-summary { color: #AAB7C0; font-size: 1.08rem; max-width: 780px; }
.project-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.meta-pill { border: 1px solid var(--line); border-radius: 999px; padding: 7px 11px; font-size: .79rem; color: #B3C0C9; }
.case-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 30px; align-items: start; }
.case-aside { position: sticky; top: 100px; }
.case-aside .panel { padding: 22px; }
.case-aside a { display: block; padding: 8px 0; color: #98A8B2; font-size: .88rem; }
.case-aside a:hover { color: var(--accent); }
.case-content { display: grid; gap: 18px; }
.case-block { border: 1px solid var(--line); background: rgba(16,24,32,.7); border-radius: 18px; padding: 28px; }
.case-block h2 { font-size: 1.7rem; margin: 0 0 14px; letter-spacing: -.025em; }
.case-block p, .case-block li { color: #A5B3BD; }
.case-block ul { margin: 12px 0 0; padding-left: 20px; }
.case-block li + li { margin-top: 7px; }
.callout { border-left: 3px solid var(--accent); padding-left: 16px; color: #C7D5DC !important; }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 920px) {
  .nav-links { display: none; }
  .menu-toggle { display: inline-flex; width: 42px; height: 42px; align-items: center; justify-content: center; border: 1px solid var(--line); background: transparent; color: var(--text); border-radius: 10px; }
  .mobile-nav { display: none; padding: 0 0 18px; }
  .mobile-nav.open { display: grid; gap: 10px; }
  .mobile-nav a { padding: 9px 0; color: #B8C4CC; border-bottom: 1px solid var(--line); }
  .hero-grid, .section-heading, .about-grid, .case-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 46px; }
  .profile-shell { margin: 0; max-width: 520px; }
  .terminal-tag { right: 18px; top: 24px; }
  .arsenal-grid, .projects-grid { grid-template-columns: 1fr 1fr; }
  .timeline-item { grid-template-columns: 1fr; gap: 8px; }
  .case-aside { position: static; }
}

@media (max-width: 620px) {
  .container { width: min(var(--max), calc(100% - 26px)); }
  .nav { height: 66px; }
  .nav-actions .btn { display: none; }
  .hero { padding: 52px 0 62px; min-height: auto; }
  .hero h1 { font-size: clamp(3rem, 17vw, 4.6rem); }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .btn { width: 100%; }
  .profile-card { border-radius: 20px; }
  .status-bar { display: grid; }
  .section { padding: 78px 0; }
  .section-heading { margin-bottom: 32px; }
  .panel { padding: 23px; }
  .profile-line { grid-template-columns: 1fr; gap: 3px; }
  .metrics { grid-template-columns: 1fr; }
  .arsenal-grid, .projects-grid, .credentials-grid { grid-template-columns: 1fr; }
  .cta { padding: 35px 24px; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .project-hero { padding: 70px 0 45px; }
  .case-block { padding: 23px; }
}