@import url('data:text/css,'); /* deliberately no third-party resources */
:root {
  color-scheme: dark;
  --bg: #080e16;
  --panel: #0e1924;
  --panel-deep: #0a151e;
  --line: #28404a;
  --faint: #718994;
  --white: #eff8f3;
  --mint: #a1f5c0;
  --green: #58d99b;
  --yellow: #e6bb79;
  --red: #f49b8b;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: radial-gradient(ellipse at 80% 10%, #142532 0, transparent 44%), var(--bg);
  color: var(--white); font-family: 'Trebuchet MS', 'Segoe UI', sans-serif; letter-spacing: .01em;
  min-height: 100vh;
}
button { font: inherit; cursor: pointer; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--mint); outline-offset: 4px; }
[hidden] { display: none !important; }
.scanlines {
  pointer-events: none; position: fixed; inset: 0; z-index: 10; opacity: .18;
  background: repeating-linear-gradient(to bottom, transparent 0 3px, #0009 4px 5px);
}
.skip { position: absolute; top: -100px; left: 10px; background: var(--mint); color: #071015; padding: 10px; z-index: 20; }
.skip:focus { top: 10px; }
.site-shell { width: min(1320px, calc(100% - 72px)); margin: auto; }
.masthead {
  min-height: 113px; display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--line); gap: 24px;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark {
  width: 46px; height: 46px; display: grid; place-items: center;
  color: var(--bg); background: var(--mint); font-size: 33px; font-weight: 900; font-family: Georgia, serif;
  box-shadow: 0 0 24px #7bf2b91c;
}
.brand-name { font-size: 22px; font-weight: 900; letter-spacing: .08em; }
.brand-name span { color: var(--mint); }
.brand-sub { margin-top: 6px; font-family: monospace; font-size: 10px; color: var(--faint); letter-spacing: .17em; }
.header-status { font: 11px/1.5 monospace; letter-spacing: .1em; color: var(--mint); }
.header-version { color: var(--faint); }
.status-light { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--mint); margin-right: 9px; box-shadow: 0 0 12px var(--green); }
.layout { display: grid; grid-template-columns: minmax(0, 1.56fr) minmax(290px, .8fr); gap: 34px; padding-top: 64px; }
.primary { min-width: 0; }
.eyebrow { color: var(--mint); font: 12px monospace; letter-spacing: .18em; margin-bottom: 28px; }
.tiny-square { display: inline-block; width: 7px; height: 7px; background: var(--green); margin-right: 9px; vertical-align: 1px; }
h1 {
  font-size: clamp(56px, 7.1vw, 112px); letter-spacing: -.085em; font-weight: 900;
  line-height: .93; margin: 0; color: #f1f9f5; text-transform: uppercase;
}
h1 em { color: var(--mint); font-style: normal; }
.cursor { color: var(--green); font-family: monospace; animation: blink 1.3s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.lede { max-width: 540px; font-size: 17px; line-height: 1.65; color: #a8bdc3; margin: 30px 0 28px; }
.console { background: linear-gradient(145deg, #101e29, var(--panel-deep)); border: 1px solid #34505c; box-shadow: 0 18px 64px #0005; }
.console-top {
  height: 43px; padding: 0 18px; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 12px; justify-content: space-between;
  color: var(--faint); font: 11px monospace; letter-spacing: .09em;
}
.terminal-dots { color: var(--green); letter-spacing: .19em; }
.intro-content, .question-content, .result-content { padding: 29px 32px 32px; }
.terminal-line { color: var(--mint); font: 12px/1.8 monospace; margin: 0 0 8px; }
.prompt { color: var(--yellow); margin-right: 10px; }
.intro-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; margin: 29px 0; }
.intro-grid div { padding: 18px 15px; border: 1px solid var(--line); background: #07131d; display: flex; flex-direction: column; min-height: 128px; }
.intro-grid strong { color: var(--green); font: 25px monospace; }
.intro-grid span { font: bold 13px monospace; color: var(--white); margin: 14px 0 8px; }
.intro-grid small { font-size: 11px; color: #8ea9b1; line-height: 1.45; }
.intro-note { font-size: 13px; line-height: 1.7; color: #a1b6be; max-width: 580px; }
.button {
  min-height: 48px; padding: 12px 20px; border: 1px solid var(--mint); font: bold 12px monospace;
  letter-spacing: .06em; margin-top: 19px; display: inline-flex; align-items: center; justify-content: space-between; gap: 26px;
}
.button-primary { background: var(--mint); color: #0c1d1b; }
.button-primary:hover { background: #d2ffe0; }
.button-outline { background: transparent; color: var(--mint); }
.button-outline:hover { background: #193c33; }
.question-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 13px; color: #9fb5bc; font: 11px monospace; letter-spacing: .07em; }
.pill { border: 1px solid #3d7668; background: #0d302a; padding: 7px 10px; color: var(--mint); }
.progress { height: 5px; background: #263b43; margin: 23px 0 30px; overflow: hidden; }
#progress-fill { height: 100%; width: 0; background: var(--mint); transition: width .3s; }
#question-title { font-size: clamp(23px, 2.6vw, 34px); line-height: 1.26; margin: 0 0 25px; letter-spacing: -.035em; }
.choices { display: grid; gap: 11px; }
.choice { display: flex; align-items: center; text-align: left; gap: 18px; min-height: 65px; padding: 15px; color: var(--white); background: #0a1520; border: 1px solid var(--line); font-size: 14px; line-height: 1.45; }
.choice:hover:enabled { background: #162f35; border-color: #609683; }
.choice-key { color: var(--mint); font: bold 12px monospace; border-right: 1px solid var(--line); padding-right: 17px; }
.choice.correct { border-color: var(--mint); background: #103a2d; }
.choice.incorrect { border-color: var(--red); background: #3a2528; }
.choice:disabled { cursor: default; }
.feedback { padding: 17px; border-left: 3px solid var(--yellow); background: #263026; margin-top: 20px; font-size: 13px; line-height: 1.7; }
.feedback-good { border-color: var(--mint); background: #193a31; }
.feedback strong { font: bold 12px monospace; color: var(--mint); }
.feedback p { margin: 10px 0; }
.feedback small { color: var(--yellow); font-family: monospace; }
.keyboard-tip { margin: 18px 0 0; font: 10px/1.6 monospace; color: #829aa4; }
.result-content { text-align: center; }
.result-seal { display: grid; place-items: center; width: 80px; height: 80px; margin: 0 auto 24px; border: 2px solid var(--mint); border-radius: 50%; color: var(--mint); font: bold 48px Georgia,serif; }
.result-kicker { color: var(--mint); font: 11px monospace; letter-spacing: .13em; }
#result-title { font-size: clamp(30px, 4vw, 50px); letter-spacing: -.045em; margin: 14px 0; }
.result-score { color: var(--mint); font: bold 50px monospace; }
.result-copy { max-width: 440px; margin: 20px auto; color: #a9bec6; line-height: 1.6; }
.result-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
#field-notes { text-align: left; margin-top: 30px; border-top: 1px solid var(--line); padding-top: 22px; }
#field-notes h3 { font: bold 14px monospace; color: var(--mint); }
.field-note { padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 13px; line-height: 1.5; }
.field-note strong { color: var(--mint); font: bold 11px monospace; }
.field-note p { margin: 7px 0; }
.footnote { color: var(--faint); font-size: 11px; margin-top: 18px; }
.footnote span { color: var(--mint); margin-right: 5px; }
.sidebar { align-self: start; margin-top: 23px; border: 1px solid var(--line); padding: 24px; background: linear-gradient(165deg, #0e1c28, #09121a); }
.side-top { display: flex; justify-content: space-between; align-items: center; font: bold 12px monospace; color: var(--mint); letter-spacing: .08em; }
.side-icon { font-size: 22px; }
.orbital { position: relative; aspect-ratio: 1.1; display: grid; place-items: center; overflow: hidden; margin: 14px auto 23px; }
.orbit { position: absolute; border: 1px solid #39665c; border-radius: 50%; width: 69%; aspect-ratio: 1; transform: rotateX(60deg) rotate(20deg); }
.orbit-two { transform: rotateY(65deg) rotate(35deg); }
.orbit-three { transform: rotate(58deg); }
.orb-center { display: grid; place-items: center; width: 90px; height: 90px; border-radius: 50%; background: radial-gradient(circle, #376f64 0, #113329 65%, #0b261d 100%); border: 1px solid var(--mint); color: var(--mint); box-shadow: 0 0 40px #4cd8963b; z-index: 1; font: 55px Georgia,serif; }
.orbit-label { position: absolute; font: 9px monospace; color: var(--mint); letter-spacing: .08em; }
.orbit-label.left { left: 4%; top: 48%; }
.orbit-label.right { right: 4%; top: 48%; }
.orbit-label.bottom { bottom: 11%; }
.side-divider { border-top: 1px solid var(--line); margin: 20px 0; }
.stat { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 12px 0; font: 10px monospace; color: var(--faint); }
.stat strong { text-align: right; font-size: 11px; color: #e3f3e9; }
.stat strong.mint { color: var(--mint); }
.side-bottom { color: var(--faint); font: 10px/1.8 monospace; letter-spacing: .04em; }
.little-asterisk { color: var(--mint); }
.footer { min-height: 100px; margin-top: 54px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 20px; color: var(--faint); font: 10px monospace; letter-spacing: .04em; }
.footer b { color: var(--green); font-weight: normal; }
@media (max-width: 980px) { .layout { grid-template-columns: minmax(0, 1fr); } .sidebar { margin-top: 0; } .orbital { max-width: 360px; } }
@media (max-width: 600px) {
  .site-shell { width: calc(100% - 30px); }
  .masthead { min-height: 88px; flex-wrap: wrap; padding: 14px 0; gap: 10px; }
  .brand-name { font-size: 18px; }
  .brand-sub { font-size: 8px; }
  .header-status { font-size: 9px; }
  .layout { padding-top: 42px; gap: 25px; }
  h1 { font-size: clamp(45px, 12vw, 74px); }
  .lede { margin-top: 22px; font-size: 15px; }
  .intro-content, .question-content, .result-content { padding: 19px; }
  .intro-grid { grid-template-columns: 1fr; gap: 7px; }
  .intro-grid div { min-height: auto; }
  .intro-grid span { margin: 6px 0; }
  .console-top { font-size: 9px; gap: 6px; padding: 0 10px; }
  .footer { align-items: start; flex-direction: column; padding: 25px 0; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }