/* Between the Lines: a news reading game on emilyadams.net. Neon tokens from the emilyadams.net system,
   with the article itself set on a paper panel so it reads like a page. */
:root {
  --ground: #0B0D12; --slate: #161A22; --slate2: #1D222C; --line: rgba(236, 232, 225, .12);
  --bone: #ECE8E1; --muted: rgba(236, 232, 225, .68); --aqua: #45F5D4; --ember: #FF6A3D; --yellow: #FFE14D; --pink: #FF4FA3;
  --paper: #F4F1EB; --ink: #14171E; --ink2: #4A4F5C; --serif: "Fraunces", Georgia, serif; --read: "Source Serif 4", Georgia, serif;
  --sans: "Inter", system-ui, sans-serif; --ok: #0E8F7A; --bad: #C2410C;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ground); color: var(--bone); font-family: var(--sans); font-size: 16px; line-height: 1.55; }
a { color: var(--aqua); }
button { font: inherit; cursor: pointer; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }

/* nav */
nav { position: sticky; top: 0; z-index: 30; background: rgba(11, 13, 18, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--bone); text-decoration: none; }
.logo svg { width: 34px; height: 30px; }
.logo-text { font-family: "Outfit", var(--sans); font-weight: 700; font-size: 19px; letter-spacing: -.01em; }
.logo-text span { color: var(--pink); }
.nav-tag { font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--aqua); font-weight: 700; }

/* shared */
.eyebrow { font-size: 12px; letter-spacing: .22em; text-transform: uppercase; font-weight: 700; color: var(--aqua); }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.08; margin: 0; }
h1 em, h2 em { font-style: normal; color: var(--ember); }
.btn { display: inline-flex; align-items: center; gap: 8px; border: 0; border-radius: 999px; padding: 13px 22px; font-weight: 700;
  background: var(--ember); color: #14171E; text-decoration: none; }
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .4; cursor: not-allowed; filter: none; }
.btn.ghost { background: transparent; color: var(--bone); border: 1.5px solid var(--line); }
.btn.small { padding: 8px 14px; font-size: 14px; }
.muted { color: var(--muted); }

/* home */
.hero { padding: 54px 0 26px; }
.hero h1 { font-size: clamp(40px, 7vw, 78px); margin: 14px 0 16px; }
.hero p.lede { font-size: 19px; max-width: 760px; color: var(--muted); margin: 0; }
.how { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 30px 0 10px; }
.how div { background: var(--slate); border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; }
.how b { display: block; font-family: var(--serif); font-size: 22px; color: var(--ember); margin-bottom: 4px; }
.section-h { font-family: var(--serif); font-size: 28px; margin: 40px 0 14px; }
.today { display: grid; grid-template-columns: 1.3fr 1fr; gap: 0; background: var(--slate); border: 1px solid var(--line); border-radius: 20px; overflow: hidden; }
.today .paper-peek { background: var(--paper); color: var(--ink); padding: 28px 30px; font-family: var(--read); font-size: 17px; line-height: 1.6; max-height: 330px; overflow: hidden; position: relative; }
.today .paper-peek::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 90px; background: linear-gradient(transparent, var(--paper)); }
.today .paper-peek h3 { font-size: 26px; margin-bottom: 10px; color: var(--ink); }
.today .info { padding: 28px 30px; display: flex; flex-direction: column; gap: 12px; }
.tag { display: inline-block; font-size: 11.5px; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; color: var(--ground);
  background: var(--aqua); border-radius: 999px; padding: 4px 10px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.card { background: var(--slate); border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; display: flex; flex-direction: column; gap: 8px; text-align: left; color: var(--bone); }
.card:hover { border-color: rgba(69, 245, 212, .5); }
.card h3 { font-size: 20px; line-height: 1.2; }
.card .meta, .today .meta { font-size: 13.5px; color: var(--muted); }
.card .best { font-size: 13px; color: var(--yellow); }
.note { font-size: 14px; color: var(--muted); max-width: 820px; }

/* reading view */
.read-top { padding: 30px 0 10px; }
.paper { background: var(--paper); color: var(--ink); border-radius: 18px; padding: 34px clamp(18px, 4vw, 54px) 30px; }
.paper .a-head .tag { background: var(--ink); color: var(--paper); }
.paper h2.a-title { font-size: clamp(28px, 4vw, 40px); color: var(--ink); margin: 14px 0 12px; }
.paper .byline { font-size: 14.5px; color: var(--ink2); font-family: var(--sans); }
.paper .body { font-family: var(--read); font-size: 18.5px; line-height: 1.7; margin-top: 22px; }
.paper .body p { margin: 0 0 18px; position: relative; padding-left: 38px; }
.paper .body p .pn { position: absolute; left: 0; top: 4px; font-family: var(--sans); font-size: 12px; font-weight: 700; color: #9AA0AD; width: 28px; text-align: right; }
.paper .body h3 { font-family: var(--serif); font-size: 22px; margin: 26px 0 12px 38px; color: var(--ink); }
.paper .body a { color: #0B6E5E; }
.paper .s { border-radius: 4px; transition: background .15s; }
.paper.finding .s { cursor: pointer; }
.paper.finding .s:hover, .paper.finding .s:focus { background: rgba(69, 245, 212, .28); outline: none; }
.paper .s.picked { background: rgba(69, 245, 212, .45); box-shadow: 0 0 0 2px rgba(14, 143, 122, .6); }
.paper .s.evidence { background: rgba(255, 225, 77, .55); }
.paper .s.right { background: rgba(69, 245, 212, .55); }
.paper .s.wrong { background: rgba(255, 106, 61, .35); }
.credit { font-family: var(--sans); font-size: 13.5px; color: var(--ink2); border-top: 1px solid rgba(20, 23, 30, .15); margin-top: 26px; padding-top: 14px; }
.credit p { margin: 0 0 8px; }
.credit a { color: #0B6E5E; }
.read-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding: 22px 0 60px; }

/* quiz layout */
.quiz { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(320px, 1fr); gap: 22px; padding: 22px 0 60px; align-items: start; }
.quiz .art-pane { min-width: 0; }
.q-pane { position: sticky; top: 78px; background: var(--slate); border: 1px solid var(--line); border-radius: 18px; padding: 22px 22px 20px; max-height: calc(100vh - 96px); overflow: auto; }
.q-top { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 12px; }
.q-count { font-size: 13px; color: var(--muted); font-weight: 600; }
.q-skill { font-size: 11.5px; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; color: var(--aqua); }
.q-skill span { color: var(--muted); margin-left: 6px; }
.progress { height: 5px; background: var(--slate2); border-radius: 99px; overflow: hidden; margin-bottom: 16px; }
.progress i { display: block; height: 100%; background: var(--ember); }
.q-prompt { font-family: var(--serif); font-size: 21px; line-height: 1.3; margin: 0 0 16px; font-weight: 600; }
.opts { display: flex; flex-direction: column; gap: 9px; }
.opt { text-align: left; background: var(--slate2); color: var(--bone); border: 1.5px solid var(--line); border-radius: 12px; padding: 12px 14px; line-height: 1.45; }
.opt:hover { border-color: rgba(69, 245, 212, .55); }
.opt.sel { border-color: var(--aqua); background: rgba(69, 245, 212, .12); }
.opt.right { border-color: var(--aqua); background: rgba(69, 245, 212, .2); }
.opt.wrong { border-color: var(--ember); background: rgba(255, 106, 61, .16); }
.opt:disabled { cursor: default; }
.find-box { background: var(--slate2); border: 1.5px dashed var(--line); border-radius: 12px; padding: 12px 14px; font-size: 15px; color: var(--muted); }
.find-box q { color: var(--bone); font-family: var(--read); }
.sort-row { background: var(--slate2); border-radius: 12px; padding: 12px 14px; margin-bottom: 9px; }
.sort-row p { margin: 0 0 9px; line-height: 1.45; }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg button { background: transparent; color: var(--bone); border: 1.5px solid var(--line); border-radius: 999px; padding: 5px 11px; font-size: 13.5px; }
.seg button.sel { border-color: var(--aqua); background: rgba(69, 245, 212, .14); }
.seg button.right { border-color: var(--aqua); background: rgba(69, 245, 212, .25); }
.seg button.wrong { border-color: var(--ember); background: rgba(255, 106, 61, .2); }
.q-actions { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 16px; }
.feedback { margin-top: 16px; border-radius: 12px; padding: 13px 15px; line-height: 1.5; }
.feedback.ok { background: rgba(69, 245, 212, .12); border: 1px solid rgba(69, 245, 212, .45); }
.feedback.no { background: rgba(255, 106, 61, .1); border: 1px solid rgba(255, 106, 61, .45); }
.feedback b { display: block; margin-bottom: 4px; }
.pane-toggle { display: none; }

/* results */
.results { padding: 40px 0 70px; }
.level-card { background: var(--slate); border: 1px solid var(--line); border-radius: 22px; padding: 30px clamp(18px, 4vw, 40px); display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: center; }
.level-badge { width: 170px; height: 170px; border-radius: 50%; display: grid; place-items: center; text-align: center; background: radial-gradient(circle at 35% 30%, rgba(255, 106, 61, .45), rgba(255, 106, 61, .12) 60%, transparent 72%); border: 2px solid var(--ember); }
.level-badge b { display: block; font-family: var(--serif); font-size: 44px; line-height: 1; }
.level-badge span { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.level-card h2 { font-size: clamp(28px, 4vw, 40px); margin: 8px 0 10px; }
.level-card p { margin: 0 0 10px; color: var(--muted); font-size: 16.5px; }
.ladder { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 22px 0; }
.rung { background: var(--slate); border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
.rung b { font-family: var(--serif); font-size: 18px; display: block; }
.rung .dots { margin-top: 8px; display: flex; gap: 6px; }
.rung .dots i { width: 14px; height: 14px; border-radius: 50%; background: var(--slate2); border: 1.5px solid var(--line); }
.rung .dots i.y { background: var(--aqua); border-color: var(--aqua); }
.rung .dots i.n { background: transparent; border-color: var(--ember); }
.rung.pass { border-color: rgba(69, 245, 212, .5); }
.skills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.skill { background: var(--slate); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; }
.skill b { display: block; }
.skill .bar { height: 7px; background: var(--slate2); border-radius: 99px; overflow: hidden; margin: 8px 0 6px; }
.skill .bar i { display: block; height: 100%; background: var(--aqua); }
.skill small { color: var(--muted); }
.review { margin-top: 10px; }
.review details { background: var(--slate); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; margin-bottom: 8px; }
.review summary { cursor: pointer; font-weight: 600; }
.review summary .mk { display: inline-block; width: 22px; font-weight: 800; }
.review summary .mk.y { color: var(--aqua); }
.review summary .mk.n { color: var(--ember); }
.review p { color: var(--muted); margin: 8px 0 0; }
.end-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 26px; }

footer { border-top: 1px solid var(--line); padding: 26px 0 40px; color: var(--muted); font-size: 13.5px; }
footer p { margin: 0 0 6px; max-width: 900px; }

@media (max-width: 979px) {
  .quiz { grid-template-columns: 1fr; padding-bottom: 52vh; }
  .q-pane { position: fixed; left: 0; right: 0; bottom: 0; top: auto; z-index: 40; border-radius: 18px 18px 0 0; max-height: 50vh; padding: 14px 16px 16px; box-shadow: 0 -12px 30px rgba(0, 0, 0, .45); }
  .q-pane.collapsed { max-height: 64px; overflow: hidden; }
  .pane-toggle { display: inline-flex; }
  .q-prompt { font-size: 18px; }
  .today { grid-template-columns: 1fr; }
  .how { grid-template-columns: 1fr; }
  .ladder { grid-template-columns: repeat(2, 1fr); }
  .skills { grid-template-columns: 1fr 1fr; }
  .level-card { grid-template-columns: 1fr; justify-items: start; }
  .level-badge { width: 130px; height: 130px; }
  .paper .body { font-size: 17.5px; }
  .paper .body p { padding-left: 30px; }
  .paper .body h3 { margin-left: 30px; }
}
@media (max-width: 520px) {
  .skills { grid-template-columns: 1fr; }
  .nav-tag { display: none; }
}