/* saMas School training pages. Layout: one reading column with a sticky progress bar; tasks are numbered cards
   because the order is the order of the week; the quiz sits at the end in three levels. */
:root {
  --bg: #f6f7fb;
  --surface: #ffffff;
  --ink: #0f172a;
  --muted: #475569;
  --line: #dde3ec;
  --soft: #eef2f8;
  --navy: #0b1530;
  --navy-ink: #e6edf7;
  --accent: #0f766e;
  --accent-ink: #ffffff;
  --accent-soft: #e0f2ef;
  --lantern: #b45309;
  --lantern-soft: #fdf3e2;
  --good: #166534;
  --good-soft: #e3f4e8;
  --bad: #b91c1c;
  --bad-soft: #fbe9e9;
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --body: "Source Sans 3", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a1022; --surface: #111a33; --ink: #e6edf7; --muted: #9fb0c8; --line: #24314f; --soft: #18233f;
    --navy: #060b1a; --navy-ink: #e6edf7; --accent: #2dd4bf; --accent-ink: #062521; --accent-soft: #0f2e2b;
    --lantern: #f5b544; --lantern-soft: #2a2010; --good: #4ade80; --good-soft: #10261a; --bad: #f87171; --bad-soft: #2b1414;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--body); }
a { color: var(--accent); }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid var(--lantern); outline-offset: 2px; }
h1, h2, h3 { font-family: var(--display); line-height: 1.2; text-wrap: balance; margin: 0; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.15rem; }
p { margin: 0; max-width: 68ch; }
.wrap { max-width: 860px; margin: 0 auto; padding-inline: 16px; }

/* Hero */
.hero { background: var(--navy); color: var(--navy-ink); }
.hero .wrap { display: grid; gap: 20px; padding-block: 28px 32px; }
.hero img { width: 100%; height: 190px; object-fit: cover; border-radius: 16px; display: block; }
.brand { font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; color: #8fd9cf; font-weight: 700; }
.hero h1 { font-size: clamp(2rem, 6vw, 2.8rem); color: #ffffff; }
.hero p { color: #c9d6ea; }
.facts { display: flex; flex-wrap: wrap; gap: 8px; }
.fact { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); border-radius: 999px; padding: 4px 12px; font-size: .9rem; }
.signin { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 18px; border-radius: 10px; border: 0; font: 600 1rem var(--body); text-decoration: none; cursor: pointer; background: var(--accent); color: var(--accent-ink); }
.btn.ghost { background: transparent; color: inherit; border: 1px solid currentColor; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.hero .btn.ghost { color: #ffffff; }
code.addr { font-family: var(--mono); font-size: .9em; background: rgba(255,255,255,.1); padding: 2px 6px; border-radius: 6px; overflow-wrap: anywhere; }

/* Progress bar */
.bar { position: sticky; top: 0; z-index: 2; background: var(--surface); border-bottom: 1px solid var(--line); }
.bar .wrap { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; padding-block: 10px; }
.bar nav { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: .92rem; flex: 1 1 320px; }
.bar nav a { color: var(--muted); text-decoration: none; }
.bar nav a:hover { color: var(--ink); }
.meter { display: flex; align-items: center; gap: 10px; font-size: .9rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.meter .track { width: 120px; height: 8px; border-radius: 4px; background: var(--soft); overflow: hidden; }
.meter .fill { height: 100%; width: 0; background: var(--accent); transition: width .3s; }
/* On a phone the sticky bar is one short row: the links scroll sideways, the meter sits at the end. */
@media (max-width: 640px) {
  .bar .wrap { flex-wrap: nowrap; gap: 10px; padding-block: 6px; }
  .bar nav { flex: 1 1 auto; flex-wrap: nowrap; overflow-x: auto; gap: 0 12px; font-size: .85rem; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
  .bar nav::-webkit-scrollbar { display: none; }
  .bar nav a { white-space: nowrap; padding-block: 4px; }
  .meter { flex: 0 0 auto; font-size: .8rem; gap: 6px; }
  .meter .track { width: 56px; }
}

main .wrap { display: grid; gap: 44px; padding-block: 36px 80px; }
section { display: grid; gap: 16px; min-width: 0; }
.lead { color: var(--muted); }

/* Task cards */
.tasks { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
main { counter-reset: task; }
.task { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; display: grid; gap: 10px; counter-increment: task; }
.task.done { border-color: var(--good); }
.task-head { display: flex; flex-wrap: wrap; gap: 10px; align-items: baseline; }
.task-head h3::before { content: counter(task) ". "; color: var(--muted); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: .78rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 2px 8px; border-radius: 6px; background: var(--soft); color: var(--muted); }
.tag.high { background: var(--bad-soft); color: var(--bad); }
.tag.medium { background: var(--lantern-soft); color: var(--lantern); }
.tag.low { background: var(--accent-soft); color: var(--accent); }
.task ol { margin: 0; padding-left: 1.3em; display: grid; gap: 4px; }
.task .see { background: var(--soft); border-radius: 10px; padding: 10px 12px; font-size: .95rem; }
.task .see strong { display: block; font-size: .8rem; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.task .rules { font-size: .95rem; color: var(--muted); }
.task-foot { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; }
.task-links { display: inline-flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; }
.task-links .ask { font-weight: 600; }
.tick { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; cursor: pointer; font-weight: 600; }
.tick input { width: 22px; height: 22px; accent-color: var(--accent); }
b.ui { font-weight: 700; background: var(--soft); border: 1px solid var(--line); border-radius: 6px; padding: 0 4px; white-space: nowrap; }
/* Punctuation right after a chip sits against it, not a space away. */
.ui-p { margin-left: -3px; white-space: nowrap; }

/* Trouble table */
.trouble { width: 100%; border-collapse: collapse; background: var(--surface); border-radius: 12px; overflow: hidden; }
.trouble-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
.trouble th, .trouble td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--line); font-size: .95rem; }
.trouble th { background: var(--soft); font-size: .85rem; }
.trouble td:first-child { font-style: italic; min-width: 220px; }

/* Quiz */
.levels { display: flex; flex-wrap: wrap; gap: 8px; }
.level-btn { min-height: 44px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); font: 600 .95rem var(--body); cursor: pointer; }
.level-btn[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.level-btn .state { font-weight: 400; color: inherit; opacity: .75; margin-left: 6px; }
.quiz { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 20px; display: grid; gap: 18px; }
.q { display: grid; gap: 8px; border: 0; margin: 0; padding: 0; }
.q legend { font-weight: 700; padding: 0; margin-bottom: 4px; }
.opt { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; min-height: 44px; }
.opt input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--accent); }
.opt.right { border-color: var(--good); background: var(--good-soft); }
.opt.wrong { border-color: var(--bad); background: var(--bad-soft); }
.why { font-size: .95rem; color: var(--muted); }
.why a { white-space: nowrap; }
.score { border-radius: 14px; padding: 18px; display: grid; gap: 8px; }
.score.pass { background: var(--good-soft); border: 1px solid var(--good); }
.score.fail { background: var(--lantern-soft); border: 1px solid var(--lantern); }
.cardline { font-variant-numeric: tabular-nums; }
.locked { color: var(--muted); }
label.name { display: grid; gap: 6px; font-weight: 600; max-width: 360px; }
label.name input { min-height: 44px; border: 1px solid var(--line); border-radius: 10px; padding: 0 12px; font: 1rem var(--body); background: var(--surface); color: var(--ink); }

.trained { background: var(--navy); color: var(--navy-ink); border-radius: 16px; padding: 22px; display: grid; gap: 8px; }
.trained h3 { color: #ffffff; font-size: 1.4rem; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }
footer .wrap { padding-block: 22px 40px; display: grid; gap: 6px; }
@media (prefers-reduced-motion: reduce) { .meter .fill { transition: none; } }

[hidden] { display: none !important; }