/* Munkkiniemen yhteiskoulun Copilot-harjoitukset — yhteinen tyyli */

@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@400;500;600;700&family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;0,6..72,600;1,6..72,400;1,6..72,500&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  --bg: #F4F6FB;
  --text: #15171E;
  --muted: #5A6072;
  --faint: #9AA1B4;
  --accent: #4269D3;
  --accent-dark: #3050AA;
  --green: #0F9D6C;
  --border: #E2E5EE;
  --card: #FFFFFF;
  --radius: 14px;
  --sans: 'Hanken Grotesk', system-ui, sans-serif;
  --serif: 'Newsreader', Georgia, serif;
  --mono: 'JetBrains Mono', Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); text-decoration: underline; }

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 96px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

main.etusivu { padding-top: 64px; gap: 36px; }

p, ol, ul { margin: 0; }
ol { padding-left: 22px; display: flex; flex-direction: column; gap: 6px; }

.back-link { font-family: var(--mono); font-size: 13px; }

header.page { display: flex; flex-direction: column; gap: 14px; }

.kicker {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}
.kicker.dim { color: var(--faint); }

h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}

h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 26px;
  letter-spacing: -0.01em;
  margin: 0;
}

.lead { color: var(--muted); text-wrap: pretty; }
.note { font-size: 13px; color: var(--faint); }
.hint { color: var(--muted); }

/* Kortit */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Etusivun harjoituskortit */
nav.exercises { display: flex; flex-direction: column; gap: 14px; }
a.exercise-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 26px;
  color: var(--text);
}
a.exercise-card:hover { background: var(--bg); text-decoration: none; }
a.exercise-card .row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}
a.exercise-card .arrow { font-family: var(--mono); font-size: 13px; color: var(--accent); }
a.exercise-card .title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 23px;
  letter-spacing: -0.01em;
  margin-top: 6px;
}
a.exercise-card p { color: var(--muted); font-size: 15px; margin-top: 6px; }

/* Vaiheet */
section.step { display: flex; flex-direction: column; gap: 16px; }
.step-head { display: flex; align-items: baseline; gap: 12px; }
.step-num {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--accent);
  white-space: nowrap;
}

/* Kopioitava teksti */
blockquote {
  margin: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.copy-btn {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  padding: 12px 20px;
  cursor: pointer;
  min-height: 44px;
}
.copy-btn:hover { background: var(--accent-dark); }
.copy-btn.copied { background: var(--green); }

/* Nuolilistat */
ul.arrows { padding: 0; list-style: none; display: flex; flex-direction: column; gap: 6px; }
ul.arrows li::before { content: "→ "; font-family: var(--mono); color: var(--accent); }

/* Parin roolit */
.role-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.role-grid .card { padding: 18px 20px; gap: 6px; }
@media (max-width: 560px) { .role-grid { grid-template-columns: 1fr; } }

/* Kuvat */
figure { margin: 8px 0 0; display: flex; flex-direction: column; gap: 8px; }
figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  cursor: zoom-in;
  display: block;
}
figcaption { font-size: 13px; color: var(--faint); }

/* Ydinhavainto */
.insight {
  background: linear-gradient(135deg, #EEF3FE, #F6F1FC);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
}
.insight .kicker { margin-bottom: 6px; }

/* Taulukot (ohjaajan sivu) */
table { border-collapse: collapse; width: 100%; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
th, td { text-align: left; padding: 10px 16px; border-bottom: 1px solid var(--border); font-size: 15px; }
th { font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--faint); }
tr:last-child td { border-bottom: none; }
td:first-child { font-family: var(--mono); font-size: 13px; color: var(--accent); white-space: nowrap; }

footer.page {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  font-size: 13px;
  color: var(--faint);
  text-wrap: pretty;
}

/* Kuvan suurennus */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(21, 23, 30, 0.85);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 32px;
  z-index: 100;
  cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 10px;
  background: var(--card);
}

@media (prefers-reduced-motion: no-preference) {
  .lightbox.open img { animation: lb-in 140ms ease-out; }
  @keyframes lb-in { from { transform: scale(0.97); opacity: 0.6; } }
}

/* Tuloste: osallistujan ohje suoraan sivusta */
@media print {
  body { background: #FFFFFF; font-size: 12pt; }
  main { padding: 0; gap: 24px; max-width: none; }
  .back-link, .copy-btn, .print-btn, .lightbox { display: none !important; }
  a { color: var(--text); }
  figure img { cursor: auto; max-height: 88mm; width: auto; max-width: 100%; }
  section.step { break-inside: avoid; }
  .insight { background: #FFFFFF; }
  h1 { font-size: 24pt; }
  h2 { font-size: 16pt; }
}

.print-btn {
  align-self: flex-start;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 14px;
  cursor: pointer;
}
.print-btn:hover { background: var(--card); }