/* ---------- Tokens ---------- */
:root {
  --paper: #eef1f4;      /* cool off-white background */
  --panel: #ffffff;
  --ink: #14213d;        /* deep navy text */
  --steel: #5b6b7f;      /* secondary text */
  --rule: #c9d1db;       /* lines and borders */
  --amber: #d9902b;      /* Pi activity-light accent */
  --go: #2f7d5b;         /* answered */
  --stop: #b23a3a;       /* blocked */

  --console-bg: #1c2b45;
  --console-ink: #dbe3ee;
  --console-dim: #8797ad;

  --sans: "Schibsted Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Martian Mono", ui-monospace, Menlo, Consolas, monospace;

  --wrap: 1080px;
  --gutter: clamp(16px, 4vw, 40px);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { margin: 0; line-height: 1.15; }
p { margin: 0; }
a { color: inherit; }

:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
  border-radius: 2px;
}

code {
  font-family: var(--mono);
  font-size: 0.82em;
  background: #e1e7ee;
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

.placeholder { background: #fbe9c8; padding: 0 0.2em; }

/* ---------- Header ---------- */
.top {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 22px var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.leds { display: inline-flex; gap: 4px; }
.led {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: block;
}
.led-pwr { background: var(--stop); box-shadow: 0 0 6px rgba(178, 58, 58, 0.6); }
.led-act { background: #3fae6d; box-shadow: 0 0 6px rgba(63, 174, 109, 0.7); animation: blink 2.4s steps(1) infinite; }

@keyframes blink {
  0%, 62% { opacity: 1; }
  64%, 70% { opacity: 0.2; }
  72%, 76% { opacity: 1; }
  78%, 84% { opacity: 0.2; }
  86%, 100% { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) { .led-act { animation: none; } }

.top nav { display: flex; gap: clamp(14px, 3vw, 28px); }
.top nav a {
  text-decoration: none;
  color: var(--steel);
  font-weight: 500;
}
.top nav a:hover { color: var(--ink); }

/* ---------- Layout ---------- */
main {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  padding: clamp(56px, 9vw, 96px) 0 0;
}

.section > h2 {
  font-size: clamp(1.9rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 32px;
}

/* ---------- Hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1fr minmax(0, 470px);
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
  padding: clamp(32px, 7vw, 80px) 0 clamp(24px, 4vw, 40px);
}

.hero h1 {
  font-size: clamp(3.4rem, 10vw, 6.75rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.92;
  max-width: 6ch;
  margin-bottom: 28px;
}

.lede {
  font-size: clamp(1.2rem, 2.2vw, 1.4rem);
  line-height: 1.45;
  max-width: 30ch;
  margin-bottom: 18px;
}

.hero-meta {
  color: var(--steel);
  max-width: 44ch;
  margin-bottom: 30px;
}

.button {
  display: inline-block;
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  font-weight: 700;
  padding: 13px 22px;
  border-radius: 6px;
}
.button:hover { background: #22345a; }

/* ---------- Console (the one bold element) ---------- */
.console {
  margin: 0;
  background: var(--console-bg);
  color: var(--console-ink);
  border-radius: 10px;
  padding: 18px 20px 20px;
  box-shadow: 0 24px 50px -24px rgba(20, 33, 61, 0.55);
  font-family: var(--mono);
  font-size: 0.74rem;
  min-width: 0;
}

.console figcaption {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--console-dim);
  padding-bottom: 14px;
  margin-bottom: 10px;
  border-bottom: 1px solid #2d3e5c;
}
.console .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--amber);
}
.console-host { margin-left: auto; }

.console .dot { background: var(--console-dim); transition: background .3s; }
.console .dot.on { background: #3fae6d; box-shadow: 0 0 6px rgba(63, 174, 109, 0.7); }

/* Stat tiles */
.tiles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 6px 0 18px;
}
.tile { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.tile-num {
  font-family: var(--sans);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  line-height: 1.1;
}
.tile-label { color: var(--console-dim); font-family: var(--sans); font-size: 0.8rem; }

/* Hourly chart */
:root { --c-ok: #4f86c6; --c-no: #e0603f; }

.chart { position: relative; padding-top: 14px; border-top: 1px solid #2d3e5c; }
.chart-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  color: var(--console-ink);
  font-family: var(--sans);
  font-size: 0.85rem;
}
.legend { display: flex; gap: 12px; color: var(--console-dim); font-size: 0.78rem; }
.legend span { display: inline-flex; align-items: center; gap: 5px; }
.key { width: 9px; height: 9px; border-radius: 2px; display: inline-block; }
.key-ok { background: var(--c-ok); }
.key-no { background: var(--c-no); }

.bars {
  height: 92px;
  display: flex;
  align-items: flex-end;
  gap: 2px;
  border-bottom: 1px solid #3a4b69;
}
.col {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column-reverse;   /* answered at the base, blocked on top */
  gap: 2px;
  cursor: default;
  outline-offset: 1px;
}
.col:hover .seg, .col:focus .seg { filter: brightness(1.25); }
.seg { display: block; min-height: 0; }
.seg-ok { background: var(--c-ok); }
.seg-no { background: var(--c-no); border-radius: 3px 3px 0 0; }

.bars-axis {
  display: flex;
  justify-content: space-between;
  color: var(--console-dim);
  font-size: 0.68rem;
  padding-top: 6px;
}

.tip {
  position: absolute;
  top: 34px;
  transform: translateX(-50%);
  background: #0f1a2e;
  color: var(--console-ink);
  border: 1px solid #3a4b69;
  border-radius: 6px;
  padding: 7px 10px;
  font-family: var(--sans);
  font-size: 0.78rem;
  line-height: 1.4;
  white-space: nowrap;
  pointer-events: none;
  z-index: 2;
}
.tip strong { color: #ffffff; }

/* Top blocked */
.blocked { margin-top: 16px; padding-top: 14px; border-top: 1px solid #2d3e5c; }
.top-title { font-family: var(--sans); font-size: 0.85rem; margin-bottom: 6px; }
.top-list { list-style: none; margin: 0; padding: 0; }
.top-list li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 4px 0;
  white-space: nowrap;
}
.top-list .domain { overflow: hidden; text-overflow: ellipsis; }
.top-list .count { color: var(--console-dim); }

.console-foot {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid #2d3e5c;
  color: var(--console-dim);
  font-family: var(--sans);
  font-size: 0.85rem;
  line-height: 1.45;
}

/* ---------- Featured project ---------- */
.feature {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: clamp(24px, 4vw, 44px);
}

.feature-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px 24px;
  margin-bottom: 16px;
}
.feature h3 {
  font-size: clamp(1.35rem, 2.6vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.015em;
}

.stack {
  color: var(--steel);
  font-size: 0.9rem;
}

.feature-summary {
  max-width: 66ch;
  margin-bottom: 30px;
}

/* Numbered steps: a real sequence, so numbers carry meaning */
.steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px 40px;
}
.steps li {
  counter-increment: step;
  position: relative;
  padding-left: 46px;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0; top: -2px;
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 2px solid var(--amber);
  color: var(--ink);
  font-weight: 700;
  font-size: 0.9rem;
  display: grid;
  place-items: center;
}
.steps h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.steps p {
  color: #36445a;
  font-size: 0.98rem;
}

.result {
  margin-top: 32px;
  padding-top: 22px;
  border-top: 1px solid var(--rule);
  font-weight: 500;
  max-width: 70ch;
}

/* ---------- Detailed projects ---------- */
.pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 48px;
  margin-top: 48px;
}
.detail {
  border-top: 2px solid var(--ink);
  padding-top: 20px;
}
.detail h3 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.detail .stack { margin-bottom: 14px; }
.detail ul { margin: 0; padding-left: 1.1em; }
.detail li { margin-bottom: 8px; color: #36445a; }
.detail li::marker { color: var(--amber); }

/* ---------- Smaller projects ---------- */
.minor {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 48px;
  margin-top: 40px;
}
.project {
  border-top: 1px solid var(--rule);
  padding: 20px 0 22px;
}
.project h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.project p { margin-bottom: 10px; max-width: 60ch; }
.project .stack { margin-bottom: 0; }

.status {
  display: inline-block;
  vertical-align: 2px;
  margin-left: 6px;
  font-size: 0.72rem;
  font-weight: 500;
  color: #8a5a12;
  background: #fbe9c8;
  padding: 2px 8px;
  border-radius: 20px;
}

/* ---------- Skills ---------- */
.skills {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 36px 32px;
}
.skills h3 {
  font-size: 1.05rem;
  font-weight: 700;
  padding-bottom: 10px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--rule);
}
.skills ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.skills li { padding: 4px 0; }

/* ---------- Education ---------- */
.edu {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 32px 48px;
}
.edu h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.edu p { margin-bottom: 6px; }
.edu ul { margin: 0; padding: 0; list-style: none; }
.edu li { padding: 3px 0; }

/* ---------- Contact ---------- */
.contact > p {
  font-size: 1.2rem;
  max-width: 40ch;
  margin-bottom: 22px;
}
.links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.links a {
  display: inline-block;
  padding: 10px 18px;
  border: 1.5px solid var(--ink);
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
}
.links a:hover { background: var(--ink); color: var(--paper); }

/* ---------- Footer ---------- */
.foot {
  max-width: var(--wrap);
  margin: clamp(64px, 10vw, 110px) auto 0;
  padding: 26px var(--gutter) 40px;
  border-top: 1px solid var(--rule);
  color: var(--steel);
  font-size: 0.9rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .pair { grid-template-columns: 1fr; gap: 32px; }
  .minor { grid-template-columns: 1fr; }
  .skills { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .edu { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
  .skills { grid-template-columns: 1fr; }
  .links a { word-break: break-all; }
  .top nav { gap: 12px; font-size: 0.95rem; }
  .console { font-size: 0.68rem; padding: 14px; }
  .log li { gap: 10px; }
}