/* Look taken from the deck: deep navy, cream serif headlines, amber eyebrows,
   cyan for "when it works", coral for "when it doesn't", one cream slide. */
:root {
  --bg: #0f1525;
  --bg-deep: #0b101d;
  --panel: #1a2234;
  --panel-2: #232c41;
  --line: #3a435a;
  --text: #f4ede0;
  --body: #e4e1da;
  --muted: #a3abbc;
  --accent: #e9a64e;
  --good: #62c4dd;
  --bad: #e97a5c;
  --on-accent: #1a1408;
  --serif: 'Fraunces', 'Iowan Old Style', Georgia, serif;
  --sans: 'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --bar: 56px;
}
.theme-cream {
  --bg: #f3ede0;
  --panel: #fffaf0;
  --panel-2: #ebe3d2;
  --line: #d9d0bd;
  --text: #141a2a;
  --body: #343b4a;
  --muted: #5b6270;
  --accent: #b4472e;
  --good: #1c7f97;
  --bad: #b4472e;
  --on-accent: #fffaf0;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.5;
}
body.cream { background: #f3ede0; }
h1, h2, h3, h4, p, ol, ul { margin: 0; }
ol, ul { padding: 0; list-style: none; }
a { color: inherit; }
button, textarea, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
h1:focus { outline: none; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--on-accent); padding: 8px 12px; border-radius: 6px; z-index: 30; }
.skip:focus { left: 8px; }

.eyebrow, .kicker {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
h1 {
  font-family: var(--serif);
  font-weight: 700;
  color: var(--text);
  font-size: clamp(2.1rem, 4.4vw, 3.5rem);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin-top: 18px;
  text-wrap: balance;
}
.lede { color: var(--muted); font-size: 1.15rem; margin-top: 18px; max-width: 46ch; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 46px; padding: 10px 20px;
  border-radius: 8px; border: 1px solid transparent;
  font-weight: 700; text-decoration: none; cursor: pointer;
  transition: background-color .15s, border-color .15s, color .15s;
}
.btn.primary { background: var(--accent); color: var(--on-accent); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; border-color: var(--line); color: var(--text); }
.btn.ghost:hover { border-color: var(--accent); }
.btn.small { min-height: 36px; padding: 6px 14px; font-size: 0.9rem; }
.btn.danger:hover { border-color: var(--bad); color: var(--bad); }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  height: var(--bar);
  display: flex; align-items: center; gap: 16px;
  padding: 0 clamp(16px, 3vw, 32px);
  background: rgba(11, 16, 29, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #262e42;
  color: #f4ede0;
}
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-weight: 700; text-decoration: none; white-space: nowrap; }
.brand-dot { width: 9px; height: 9px; border-radius: 50%; background: #e9a64e; box-shadow: 0 0 12px 2px rgba(233, 166, 78, .6); }
.steps { display: flex; gap: 6px; margin-left: auto; }
.step {
  width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center;
  border: 1px solid #3a435a; color: #a3abbc;
  font-size: 0.8rem; font-weight: 700; text-decoration: none;
}
.step:hover { border-color: #e9a64e; color: #f4ede0; }
.step.done { background: #e9a64e; border-color: #e9a64e; color: #1a1408; }
.step.current { border-color: #f4ede0; color: #f4ede0; box-shadow: 0 0 0 2px rgba(244, 237, 224, .18); }
.step.done.current { color: #1a1408; }
.planlink { color: #e9a64e; font-weight: 700; font-size: 0.92rem; text-decoration: none; white-space: nowrap; }
.planlink:hover, .planlink.current { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- cover ---------- */
.cover-hero { position: relative; min-height: calc(100vh - var(--bar)); display: flex; align-items: center; overflow: hidden; }
.cover-art {
  position: absolute; inset: 0 0 0 38%;
  background: url(img/cover.jpg) center / cover no-repeat;
}
.cover-art::after {
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, var(--bg) 0%, rgba(15, 21, 37, .55) 28%, rgba(15, 21, 37, 0) 60%),
    linear-gradient(0deg, var(--bg) 0%, rgba(15, 21, 37, 0) 22%);
}
.cover-text { position: relative; padding: 56px clamp(20px, 6.5vw, 96px); max-width: 780px; }
.cover-text h1 { font-size: clamp(2.9rem, 7.4vw, 5.6rem); margin-top: 28px; }
.cover-sub { color: var(--muted); font-size: clamp(1.2rem, 2vw, 1.5rem); margin-top: 22px; }
.cover-lede { margin-top: 22px; max-width: 50ch; color: var(--body); }
.cover-cta { margin-top: 32px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px 20px; }
.cover-meta { color: var(--muted); font-size: 0.9rem; }

.programme { padding: 8px clamp(20px, 6.5vw, 96px) 80px; }
.programme-list { margin-top: 18px; display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 10px; }
.prog {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px; min-height: 76px;
  background: var(--panel); border: 1px solid transparent; border-radius: 10px;
  text-decoration: none;
}
.prog:hover { border-color: var(--accent); }
.prog-n {
  flex: none; width: 34px; height: 34px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--serif); font-weight: 700; color: var(--accent);
  border: 1px solid var(--line);
}
.prog.done .prog-n { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.prog-text { display: grid; gap: 2px; min-width: 0; }
.prog-eyebrow { color: var(--muted); font-size: 0.72rem; letter-spacing: .1em; text-transform: uppercase; }
.prog-title { color: var(--text); font-weight: 700; }
.prog-state { margin-left: auto; color: var(--accent); font-size: 0.8rem; white-space: nowrap; }

/* ---------- a part (slide) ---------- */
.slide {
  background: var(--bg); color: var(--body);
  display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  min-height: calc(100vh - var(--bar));
}
.slide-body { grid-column: 1; grid-row: 1; padding: clamp(32px, 5.5vw, 76px) clamp(20px, 5.5vw, 76px) 72px; max-width: 900px; width: 100%; }
.slide-art {
  grid-column: 2; grid-row: 1;
  position: sticky; top: var(--bar); height: calc(100vh - var(--bar));
  background-size: cover; background-position: center;
}
.layout-banner { display: block; }
.layout-banner .slide-art { position: relative; top: 0; height: clamp(180px, 30vw, 320px); background-position: center 30%; }
.layout-banner .slide-art::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, var(--bg) 0%, rgba(15, 21, 37, .2) 60%, rgba(15, 21, 37, .35) 100%); }
.layout-banner .slide-body { margin-top: -70px; position: relative; padding-top: 0; }

.slide-body > * + * { margin-top: 28px; }
.slide-body > h1 { margin-top: 18px; }
.slide-body > .lede { margin-top: 18px; }

.label { color: var(--muted); font-size: 0.82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 6px; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.pair p { color: var(--text); font-size: 1.08rem; }

.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.duo-card { background: var(--panel); border-radius: 8px; border-left: 3px solid; padding: 16px 18px; }
.duo-card h2 { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; }
.duo-card.good { border-color: var(--good); }
.duo-card.good h2 { color: var(--good); }
.duo-card.bad { border-color: var(--bad); }
.duo-card.bad h2 { color: var(--bad); }
.duo-card p { color: var(--text); }

.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.trio-card { display: grid; gap: 8px; padding: 18px; background: var(--panel); border: 1px solid transparent; border-radius: 10px; text-decoration: none; }
.trio-card:hover { border-color: var(--accent); }
.trio-tag { color: var(--accent); font-size: 0.92rem; font-weight: 500; }
.trio-name { font-family: var(--serif); font-weight: 700; font-size: 1.5rem; color: var(--text); }

/* was / is table */
.hint { color: var(--muted); font-size: 0.95rem; margin-bottom: 12px; }
.wasis table { width: 100%; border-collapse: collapse; }
.wasis th, .wasis td { border: 1px solid var(--line); padding: 14px; text-align: left; vertical-align: top; }
.wasis thead th { background: var(--panel-2); color: var(--text); font-weight: 700; }
.wasis tbody th { color: var(--text); font-weight: 500; width: 18%; }
.wasis td.was { color: var(--muted); width: 32%; }
.is-text { color: var(--text); }
.reveal {
  width: 100%; min-height: 44px; padding: 8px 12px; text-align: left;
  background: transparent; border: 1px dashed var(--accent); border-radius: 6px;
  color: var(--accent); font-weight: 500; cursor: pointer;
}
.reveal:hover { background: rgba(233, 166, 78, .1); }

/* unsolved issues (cream slide) */
.issues li { display: grid; grid-template-columns: 56px 1fr; padding: 18px 0; border-bottom: 1px solid var(--line); }
.issues li:first-child { padding-top: 0; }
.issue-n { font-family: var(--serif); font-size: 2.2rem; line-height: 1; color: var(--accent); }
.issues h2 { font-size: 1.12rem; font-weight: 700; color: var(--text); }
.issues p { margin-top: 4px; }

/* creative vision steps */
.vsteps { display: grid; gap: 10px; }
.vstep { display: grid; grid-template-columns: minmax(150px, 1fr) 2.2fr; gap: 20px; background: var(--panel); border-radius: 8px; padding: 16px 18px; }
.vstep-label { display: block; color: var(--accent); font-size: 0.8rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.vstep h2 { font-size: 1.05rem; font-weight: 700; color: var(--text); line-height: 1.25; margin-top: 2px; }
.vstep p { color: var(--text); }

/* practice */
.activity { border-top: 1px solid var(--line); padding-top: 28px; margin-top: 36px !important; }
.section-title { font-family: var(--serif); font-weight: 700; font-size: 1.7rem; color: var(--text); line-height: 1.15; margin-top: 6px; }
.section-intro { color: var(--muted); margin-top: 6px; }
.items { margin-top: 18px; display: grid; gap: 12px; }
.item { background: var(--panel); border-radius: 10px; padding: 18px; }
.item-q { color: var(--text); font-size: 1.06rem; font-weight: 500; }
.opts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.opt {
  min-height: 44px; padding: 8px 16px;
  background: transparent; border: 1px solid var(--line); border-radius: 999px;
  color: var(--text); font-weight: 500; cursor: pointer;
  transition: border-color .15s, background-color .15s;
}
.opt:hover:not(:disabled) { border-color: var(--accent); }
.opt:disabled { cursor: default; opacity: .55; }
.opt.picked { border-color: var(--accent); background: rgba(233, 166, 78, .16); opacity: 1; }
.opt.correct { border-color: var(--good); background: rgba(98, 196, 221, .14); color: var(--good); opacity: 1; }
.opt.correct::before { content: '✓ '; }
.opt.incorrect { border-color: var(--bad); background: rgba(233, 122, 92, .14); color: var(--bad); opacity: 1; }
.opt.incorrect::before { content: '✕ '; }
.theme-cream .opt.picked { background: var(--accent); color: var(--on-accent); }
.fb { margin-top: 12px; padding-left: 12px; border-left: 3px solid; color: var(--text); }
.fb:focus { outline: none; }
.fb.right { border-color: var(--good); }
.fb.right strong { color: var(--good); }
.fb.wrong { border-color: var(--bad); }
.fb.wrong strong { color: var(--bad); }
.act-count { color: var(--muted); font-size: 0.92rem; margin-top: 14px; }
.act-done { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; margin-top: 14px; color: var(--text); font-weight: 700; }

/* discuss box, as on the slides */
.discuss { background: var(--panel); border-left: 3px solid var(--accent); border-radius: 0 8px 8px 0; padding: 18px 20px; }
.discuss-q { display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: baseline; }
.discuss-tag { color: var(--accent); font-weight: 700; font-size: 0.85rem; letter-spacing: .14em; text-transform: uppercase; }
.discuss-q label { color: var(--text); font-size: 1.15rem; }
textarea {
  display: block; width: 100%; margin-top: 14px; padding: 12px 14px;
  background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
  color: var(--text); line-height: 1.45; resize: vertical;
}
textarea:focus-visible { outline-offset: 0; border-color: var(--accent); }
.theme-cream textarea { background: #fff; }
.fine { color: var(--muted); font-size: 0.85rem; margin-top: 8px; }

.sheet .field { margin-top: 18px; }
.field label { display: grid; gap: 2px; }
.field-label { color: var(--accent); font-size: 0.8rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.field-hint { color: var(--text); }
.field textarea { margin-top: 8px; background: var(--panel); }

.commit-list { margin-top: 14px; display: grid; gap: 8px; }
.commit-list li { display: flex; align-items: center; gap: 14px; background: var(--panel); border-radius: 8px; padding: 14px 16px; }
.commit-list input { width: 22px; height: 22px; accent-color: var(--accent); flex: none; }
.commit-list label { color: var(--accent); font-weight: 700; font-size: 1.08rem; cursor: pointer; }

.pager { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; border-top: 1px solid var(--line); padding-top: 24px; margin-top: 40px !important; }

/* ---------- team plan ---------- */
.plan { max-width: 980px; margin: 0 auto; padding: clamp(32px, 5vw, 64px) clamp(20px, 4vw, 40px) 80px; }
.plan-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 24px; }
.copy-status { color: var(--muted); font-size: 0.9rem; }
.plan-h { font-family: var(--serif); font-weight: 700; color: var(--text); font-size: 1.5rem; margin: 44px 0 14px; }
.plan-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 12px; }
.plan-card { background: var(--panel); border-left: 3px solid var(--accent); border-radius: 0 8px 8px 0; padding: 16px 18px; }
.plan-part { color: var(--accent); font-size: 0.75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.plan-card h3 { color: var(--text); font-size: 1.02rem; font-weight: 500; margin-top: 4px; }
.plan-note { color: var(--text); margin-top: 10px; white-space: pre-wrap; overflow-wrap: anywhere; }
.plan-empty { color: var(--muted); margin-top: 10px; }
.plan-empty a { color: var(--accent); }
.plan-ratings li { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); color: var(--text); }
.plan-ratings strong { color: var(--accent); white-space: nowrap; }
.plan-task { color: var(--text); font-size: 1.1rem; margin-bottom: 12px; white-space: pre-wrap; overflow-wrap: anywhere; }
.plan-sheet { display: grid; gap: 10px; }
.plan-sheet-row { background: var(--panel); border-radius: 8px; padding: 14px 18px; }
.plan-sheet-row h4 { color: var(--accent); font-size: 0.8rem; letter-spacing: .1em; text-transform: uppercase; }
.plan-sheet-row .plan-note, .plan-sheet-row .plan-empty { margin-top: 4px; }
.plan-commits { display: grid; gap: 8px; }
.plan-commits li { display: flex; align-items: center; gap: 12px; color: var(--muted); }
.plan-commits li.on { color: var(--text); font-weight: 700; }
.tick { width: 22px; height: 22px; border: 1px solid var(--line); border-radius: 5px; display: grid; place-items: center; font-size: 0.85rem; flex: none; }
.plan-commits li.on .tick { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.plan-foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 48px; border-top: 1px solid var(--line); padding-top: 24px; }

/* ---------- small screens ---------- */
@media (max-width: 900px) {
  .slide { display: block; }
  .slide-art { position: relative; top: 0; height: 210px; background-position: center 35%; }
  .slide-art::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, var(--bg) 0%, rgba(0, 0, 0, 0) 55%); }
  .layout-banner .slide-body { margin-top: -30px; }
  .cover-art { inset: 0; opacity: .5; }
  .cover-art::after { background: linear-gradient(0deg, var(--bg) 6%, rgba(15, 21, 37, .35) 60%, rgba(15, 21, 37, .7) 100%); }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .brand { font-size: 0; gap: 0; }
  .brand-dot { width: 12px; height: 12px; }
  .steps { gap: 4px; margin-left: 4px; margin-right: auto; }
  .step { width: 26px; height: 26px; font-size: 0.72rem; }
  .topbar { gap: 8px; }
  .pair, .duo, .trio { grid-template-columns: 1fr; }
  .pair { gap: 18px; }
  .vstep { grid-template-columns: 1fr; gap: 8px; }
  .discuss-q { grid-template-columns: 1fr; gap: 6px; }
  .issues li { grid-template-columns: 40px 1fr; }
  .wasis thead { display: none; }
  .wasis tr { display: block; border: 1px solid var(--line); border-radius: 8px; margin-bottom: 10px; overflow: hidden; }
  .wasis th, .wasis td { display: block; width: auto !important; border: 0; padding: 10px 14px; }
  .wasis tbody th { background: var(--panel-2); font-weight: 700; }
  .wasis td::before { content: attr(data-label); display: block; color: var(--accent); font-size: 0.72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 2px; }
  .pager .btn { flex: 1 1 100%; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* ---------- print (team plan) ---------- */
@media print {
  :root { --bg: #fff; --panel: #fff; --line: #bbb; --text: #000; --body: #111; --muted: #444; --accent: #8a4a00; --on-accent: #fff; }
  body { background: #fff; font-size: 12pt; }
  .topbar, .plan-actions, .plan-foot, .skip, .plan-empty a { display: none !important; }
  .plan { padding: 0; max-width: none; }
  .plan-card, .plan-sheet-row { border: 1px solid #bbb; border-left: 3px solid #8a4a00; break-inside: avoid; }
  .plan-h { margin-top: 24pt; break-after: avoid; }
}