:root {
  color-scheme: light;

  --bg: #f4eee3;          /* beige paper */
  --bg-2: #ece3d3;
  --surface: #fbf8f2;
  --ink: #2a241d;         /* espresso */
  --muted: #6b5f50;
  --line: #ddd1bc;
  --line-strong: #c9b99d;
  --accent: #a84b22;      /* rust */
  --accent-soft: rgba(168, 75, 34, 0.1);
  --sage: #4f6b4a;

  --term-bg: #1f1a15;
  --term-bar: #2b241d;
  --term-text: #eadfcb;
  --term-dim: #9c8f7b;
  --term-key: #e0a96d;
  --term-str: #a9c49a;
  --term-num: #e58e6b;

  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

  --radius: 14px;
  --shadow: 0 1px 0 rgba(42, 36, 29, 0.04), 0 8px 24px -12px rgba(42, 36, 29, 0.18);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-color: var(--bg);
  /* faint dot grid */
  background-image: radial-gradient(rgba(42, 36, 29, 0.09) 1px, transparent 1px);
  background-size: 22px 22px;
}

a { color: var(--accent); text-decoration: none; }
::selection { background: var(--ink); color: var(--bg); }

.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.mono { font-family: var(--font-mono); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(244, 238, 227, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 62px; gap: 16px; }
.logo { font-family: var(--font-mono); font-weight: 600; font-size: 17px; color: var(--ink); }
.logo .prompt { color: var(--accent); }
.logo .dim { color: var(--muted); }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { font-family: var(--font-mono); color: var(--muted); font-size: 14px; transition: color .15s; }
.nav-links a:hover { color: var(--ink); }
.nav-links .nav-cta {
  color: var(--bg); background: var(--ink); padding: 6px 14px; border-radius: 8px;
}
.nav-links .nav-cta:hover { color: var(--bg); background: var(--accent); }

/* ---------- Hero ---------- */
.hero { padding: 88px 0 80px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.hero-grid > * { min-width: 0; }

.status {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 13px; color: var(--sage);
  background: rgba(79, 107, 74, 0.1); border: 1px solid rgba(79, 107, 74, 0.25);
  padding: 4px 12px; border-radius: 999px; margin-bottom: 24px;
}
.status .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--sage);
  box-shadow: 0 0 0 0 rgba(79, 107, 74, 0.5); animation: pulse 2s infinite;
}
.eyebrow { font-family: var(--font-mono); color: var(--muted); font-size: 16px; }
.hero h1 {
  font-family: var(--font-head);
  font-size: clamp(44px, 7vw, 76px); font-weight: 700; letter-spacing: -0.035em; line-height: 1;
  margin: 8px 0 14px;
}
.role {
  font-family: var(--font-head); font-size: clamp(20px, 2.6vw, 26px); font-weight: 600; color: var(--accent);
}
.lead { color: var(--muted); font-size: 17px; max-width: 560px; margin-top: 16px; }

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.btn {
  display: inline-flex; align-items: center; padding: 12px 22px; border-radius: 10px;
  font-weight: 600; font-size: 15px; border: 1px solid transparent;
  transition: transform .15s, background .15s, border-color .15s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: var(--accent); }
.btn-ghost { border-color: var(--line-strong); color: var(--ink); background: var(--surface); }
.btn-ghost:hover { border-color: var(--ink); }

.stats { display: flex; flex-wrap: wrap; gap: 44px; margin-top: 44px; padding-top: 28px; border-top: 1px dashed var(--line-strong); }
.stats dt { font-family: var(--font-head); font-size: 38px; font-weight: 700; line-height: 1; }
.stats dd { font-family: var(--font-mono); color: var(--muted); font-size: 13px; margin-top: 8px; }

/* Terminal */
.terminal {
  background: var(--term-bg); border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(42, 36, 29, 0.45), 0 0 0 1px rgba(42, 36, 29, 0.6);
  transform: rotate(0.6deg);
}
.terminal-bar {
  display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: var(--term-bar);
}
.terminal-bar span { width: 11px; height: 11px; border-radius: 50%; background: #5a4f43; }
.terminal-bar span:nth-child(1) { background: #d86b4f; }
.terminal-bar span:nth-child(2) { background: #e0b25c; }
.terminal-bar span:nth-child(3) { background: #8fae6f; }
.terminal-bar p { margin-left: 10px; font-family: var(--font-mono); font-size: 12px; color: var(--term-dim); }
.terminal-body {
  font-family: var(--font-mono); font-size: 14px; line-height: 1.75; color: var(--term-text);
  padding: 20px 22px 24px; overflow-x: auto;
}
.t-prompt { color: var(--term-dim); }
.t-key { color: var(--term-key); }
.t-str { color: var(--term-str); }
.t-num { color: var(--term-num); }
.cursor {
  display: inline-block; width: 9px; height: 17px; vertical-align: -3px;
  background: var(--term-text); animation: blink 1.1s steps(1) infinite;
}

/* ---------- Sections ---------- */
.section { padding: 80px 0; border-top: 1px solid var(--line); }
.label {
  font-family: var(--font-mono); font-size: 13px; color: var(--accent);
  text-transform: lowercase; letter-spacing: 0.02em; margin-bottom: 8px;
}
.section h2 {
  font-family: var(--font-head); font-size: clamp(28px, 4vw, 38px); font-weight: 700;
  letter-spacing: -0.025em; line-height: 1.15; margin-bottom: 32px;
}

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* About */
.about-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.about-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 20px; border-left: 3px solid var(--accent); background: var(--surface);
  border-radius: 0 var(--radius) var(--radius) 0; box-shadow: var(--shadow);
}
.about-item .emoji { font-size: 22px; line-height: 1.3; }
.about-item p { font-size: 16px; font-weight: 500; }

/* Skills */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.skill { padding: 22px; transition: transform .2s, border-color .2s; }
.skill:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.path { font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.skill h3 { font-family: var(--font-head); font-size: 19px; font-weight: 600; margin: 4px 0 14px; }
.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.tags li {
  font-family: var(--font-mono); font-size: 12.5px; padding: 4px 10px; border-radius: 6px;
  background: var(--bg-2); border: 1px solid var(--line); color: var(--ink);
}

/* Stack */
.stack-grid {
  list-style: none; display: grid; gap: 22px 14px;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
}
.tech { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.tech-icon {
  width: 74px; height: 74px; display: grid; place-items: center;
  background: var(--surface); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow);
  transition: transform .2s, border-color .2s;
}
.tech:hover .tech-icon { transform: translateY(-4px) rotate(-3deg); border-color: var(--accent); }
.tech-icon img { width: 40px; height: 40px; object-fit: contain; }
.tech-label { font-family: var(--font-mono); font-size: 12.5px; color: var(--muted); }

/* Certs */
.certs-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 28px; }
.certs-head h2 { margin-bottom: 0; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filters button {
  font-family: var(--font-mono); font-size: 13px; cursor: pointer;
  padding: 7px 12px; border-radius: 8px; border: 1px solid var(--line-strong);
  background: var(--surface); color: var(--muted); transition: all .15s;
}
.filters button span { opacity: .6; margin-left: 2px; }
.filters button:hover { color: var(--ink); border-color: var(--ink); }
.filters button[aria-selected="true"] { background: var(--ink); border-color: var(--ink); color: var(--bg); }

.certs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 14px; }
.cert {
  display: flex; gap: 16px; align-items: center; padding: 16px 18px; color: var(--ink);
  transition: transform .2s, border-color .2s; animation: fadeUp .35s ease both;
}
.cert:hover { transform: translateY(-3px); border-color: var(--accent); }
.cert-badge {
  width: 64px; height: 64px; flex-shrink: 0; display: grid; place-items: center;
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 6px;
}
.cert-badge img { width: 100%; height: 100%; object-fit: contain; }
.cert-body { display: flex; flex-direction: column; min-width: 0; }
.cert-name { font-weight: 600; font-size: 15px; line-height: 1.35; }
.cert-meta { font-size: 13px; color: var(--muted); margin-top: 3px; }
.cert-verify { font-family: var(--font-mono); font-size: 12px; color: var(--accent); margin-top: 6px; }

/* Contact */
.contact-card {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
  background: var(--term-bg); color: var(--term-text);
  border-radius: 20px; padding: 48px;
}
.contact-card h2 { color: var(--term-text); margin-bottom: 0; }
.contact-card .lead { color: var(--term-dim); }
.contact-links { display: flex; flex-direction: column; gap: 10px; }
.contact-links a {
  font-family: var(--font-mono); font-size: 14px; color: var(--term-text);
  padding: 14px 16px; border: 1px solid #3a3128; border-radius: 10px;
  transition: border-color .15s, background .15s; overflow-wrap: anywhere;
}
.contact-links a:hover { border-color: var(--term-key); background: #29221b; }
.contact-links .t-prompt { color: var(--term-key); margin-right: 6px; }

/* Footer */
.footer { padding: 28px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }

/* ---------- Motion ---------- */
@keyframes blink { 50% { opacity: 0; } }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(79, 107, 74, 0.45); }
  70% { box-shadow: 0 0 0 8px rgba(79, 107, 74, 0); }
  100% { box-shadow: 0 0 0 0 rgba(79, 107, 74, 0); }
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .terminal { transform: none; }
  .contact-card { grid-template-columns: 1fr; padding: 32px 24px; gap: 28px; }
}
@media (max-width: 640px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .hero { padding: 56px 0 56px; }
  .section { padding: 56px 0; }
  .stats { gap: 28px; }
  .certs-grid, .skills-grid { grid-template-columns: 1fr; }
  .terminal-body { font-size: 12.5px; padding: 16px; }
}