/* ============================================================
   UK Youth AI Readiness Programme — Design System
   ============================================================ */

:root {
  --bg: #ffffff;
  --bg-elev: #f3f4f6;
  --bg-card: #ffffff;
  --bg-card-hover: #f6f7f9;
  --stroke: rgba(11, 12, 14, 0.10);
  --stroke-strong: rgba(11, 12, 14, 0.22);
  --ink: #0b0c0e;
  --ink-dim: #494d55;
  --ink-faint: #6c7078;
  --ink-hover: #292b30;
  --accent: #1a56db;
  --accent-rgb: 26, 86, 219;
  --accent-hover: #123fa3;
  --accent-shadow: rgba(26, 86, 219, 0.25);
  --accent-2: #5f3dc4;
  --accent-2-rgb: 95, 61, 196;
  --accent-3: #b3261e;
  --success: #1e7e4d;
  --success-rgb: 30, 126, 77;
  --on-success: #ffffff;
  --error: #b3261e;
  --error-rgb: 179, 38, 30;
  --gold: #a1670a;
  --on-accent: #ffffff;
  --on-accent-rgb: 255, 255, 255;
  --overlay-1: rgba(11, 12, 14, 0.02);
  --overlay-2: rgba(11, 12, 14, 0.035);
  --overlay-3: rgba(11, 12, 14, 0.05);
  --overlay-4: rgba(11, 12, 14, 0.07);
  --shadow-sm: 0 1px 2px rgba(11, 12, 14, 0.05);
  --shadow-md: 0 10px 24px rgba(11, 12, 14, 0.08);
  --shadow-dd: 0 18px 40px rgba(11, 12, 14, 0.14);
  --panel-solid: #ffffff;
  --nav-scrim: rgba(255, 255, 255, 0.86);
  --code-bg: #16171a;
  --code-ink: #e8eaed;
  --grad: linear-gradient(120deg, #1a56db 0%, #5f3dc4 55%, #b3261e 100%);
  --font-display: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "Roboto Mono", "SF Mono", Menlo, monospace;
  --radius: 16px;
  --radius-sm: 10px;
  --maxw: 1180px;
  --ease: cubic-bezier(0.2, 0, 0, 1);
}

:root[data-theme="dark"] {
  --bg: #131314;
  --bg-elev: #1e1f20;
  --bg-card: #1c1d1f;
  --bg-card-hover: #232427;
  --stroke: rgba(255, 255, 255, 0.09);
  --stroke-strong: rgba(255, 255, 255, 0.18);
  --ink: #e8eaed;
  --ink-dim: #9aa0a6;
  --ink-faint: #80868b;
  --ink-hover: #ffffff;
  --accent: #8ab4f8;
  --accent-rgb: 138, 180, 248;
  --accent-hover: #a8c7fa;
  --accent-shadow: rgba(138, 180, 248, 0.35);
  --accent-2: #d0bcff;
  --accent-2-rgb: 208, 188, 255;
  --accent-3: #f28b82;
  --success: #81c995;
  --success-rgb: 129, 201, 149;
  --on-success: #0a2911;
  --error: #ff8f8f;
  --error-rgb: 255, 107, 107;
  --gold: #fdd663;
  --on-accent: #062e6f;
  --on-accent-rgb: 6, 46, 111;
  --overlay-1: rgba(255, 255, 255, 0.02);
  --overlay-2: rgba(255, 255, 255, 0.035);
  --overlay-3: rgba(255, 255, 255, 0.05);
  --overlay-4: rgba(255, 255, 255, 0.07);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-dd: 0 18px 50px rgba(0, 0, 0, 0.45);
  --panel-solid: #1a1b1e;
  --nav-scrim: rgba(10, 11, 15, 0.75);
  --grad: linear-gradient(120deg, #8ab4f8 0%, #d0bcff 50%, #f28b82 100%);
}

/* Material Symbols — Google's icon system, used in place of unicode glyphs. */
.material-symbols-outlined {
  font-family: "Material Symbols Outlined";
  font-weight: normal;
  font-style: normal;
  font-size: 24px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-smoothing: antialiased;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 96px; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: rgba(var(--accent-rgb), 0.18); color: var(--ink); }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }

/* Flat, editorial surface — no ambient blur/glow decoration */
.aurora { display: none; }

/* ---------- Typography ---------- */
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; letter-spacing: -0.02em; }

.display {
  font-size: clamp(2.8rem, 6.5vw, 5.2rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: 700;
}
.display em {
  font-style: normal;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); line-height: 1.12; }
.h2 em, h2 em {
  font-style: normal;
  color: var(--accent);
}
.h3 { font-size: 1.35rem; line-height: 1.3; }

.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--ink-dim); max-width: 62ch; }

.eyebrow {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--accent); }

/* ---------- Nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: var(--nav-scrim);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: var(--stroke);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 18px 32px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 600; letter-spacing: -0.01em; }
.brand-mark {
  width: 34px; height: 34px; border-radius: var(--radius-sm);
  display: block;
  flex-shrink: 0;
}
.brand-mark rect { fill: var(--ink); }
.brand-mark path { stroke: var(--bg); }
.brand-mark circle { fill: var(--accent); }
.brand small { display: block; font-weight: 400; font-size: 0.68rem; color: var(--ink-faint); letter-spacing: 0.08em; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-links a {
  padding: 8px 14px; border-radius: 999px; font-size: 0.88rem; color: var(--ink-dim);
  transition: color 0.25s, background 0.25s;
}
.nav-links a:hover { color: var(--ink); background: var(--overlay-3); }
.nav-links a.active { color: var(--ink); background: var(--overlay-4); }
.nav-links a.cta {
  color: var(--on-accent); background: var(--accent); font-weight: 600; margin-left: 8px;
}
.nav-links a.cta:hover { background: var(--accent-hover); }

/* Days / Start dropdown */
.nav-dd { position: relative; margin-left: 8px; list-style: none; }
.nav-dd-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border-radius: 999px; border: none; cursor: pointer;
  font-family: var(--font-body); font-size: 0.88rem; font-weight: 600;
  color: var(--bg); background: var(--ink);
  transition: background 0.25s;
}
.nav-dd-btn:hover, .nav-dd.open .nav-dd-btn { background: var(--ink-hover); }
.nav-dd-caret { font-size: 0.7rem; opacity: 0.7; transition: transform 0.25s var(--ease); }
.nav-dd.open .nav-dd-caret { transform: rotate(180deg); }
.nav-dd-menu {
  display: none; position: absolute; top: calc(100% + 10px); right: 0;
  min-width: 240px; padding: 8px; margin: 0; list-style: none;
  background: var(--panel-solid);
  border: 1px solid var(--stroke-strong); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-dd); z-index: 120;
}
.nav-dd.open .nav-dd-menu { display: grid; gap: 2px; }
.nav-dd-menu a {
  display: block; padding: 11px 14px; border-radius: 10px;
  font-size: 0.88rem; color: var(--ink-dim); font-weight: 500;
}
.nav-dd-menu a:hover { color: var(--ink); background: var(--overlay-3); }
.nav-dd-menu a small {
  display: block; font-size: 0.7rem; color: var(--ink-faint);
  font-family: var(--font-body); letter-spacing: 0.03em; text-transform: uppercase;
  margin-top: 2px; font-weight: 500;
}

.nav-toggle {
  display: none; background: none; border: 1px solid var(--stroke); border-radius: 10px;
  width: 42px; height: 42px; cursor: pointer; color: var(--ink);
  font-size: 1.1rem; line-height: 1;
}

.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border-radius: 10px; flex-shrink: 0; margin-left: auto;
  border: 1px solid var(--stroke); background: none; color: var(--ink-dim); cursor: pointer;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.theme-toggle:hover { color: var(--ink); border-color: var(--stroke-strong); background: var(--overlay-2); }
.theme-toggle .material-symbols-outlined { font-size: 20px; }

@media (max-width: 900px) {
  .nav-toggle { display: grid; place-items: center; }
  .nav-links {
    position: fixed; top: 74px; left: 16px; right: 16px;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: var(--panel-solid); backdrop-filter: blur(20px);
    border: 1px solid var(--stroke); border-radius: var(--radius);
    box-shadow: var(--shadow-dd);
    padding: 12px; display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 13px 16px; }
  .nav-links a.cta { margin-left: 0; text-align: center; margin-top: 6px; }
  .nav-dd { margin-left: 0; margin-top: 6px; width: 100%; }
  .nav-dd-btn { width: 100%; justify-content: center; padding: 13px 16px; }
  .nav-dd-menu {
    position: static; min-width: 0; width: 100%;
    margin-top: 6px; box-shadow: none;
  }
  .nav-dd.open .nav-dd-menu { display: grid; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; padding: 190px 0 110px;
  border-bottom: 1px solid var(--stroke);
}
.hero .wrap { position: relative; z-index: 1; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin: 34px 0 0; }

.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 15px; border-radius: 999px;
  border: 1px solid var(--stroke-strong);
  font-size: 0.8rem; color: var(--ink-dim);
  background: var(--overlay-2);
  transition: background 0.25s, border-color 0.25s;
}
.chip:hover { background: var(--overlay-3); border-color: var(--stroke-strong); }
.chip b { color: var(--ink); font-weight: 600; }
.chip .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); box-shadow: 0 0 10px var(--success); }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 44px; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 30px; border-radius: 999px; font-size: 0.95rem; font-weight: 600;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
  cursor: pointer; border: none; font-family: var(--font-body);
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 18px var(--accent-shadow); background: var(--accent-hover); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--stroke-strong); }
.btn-ghost:hover { background: var(--overlay-2); border-color: var(--ink); transform: translateY(-1px); }
.btn .arrow { transition: transform 0.3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Sections ---------- */
.section { padding: 128px 0; position: relative; }
.section + .section { border-top: 1px solid var(--stroke); }
.section-head { margin-bottom: 72px; display: grid; gap: 18px; max-width: 760px; }

/* ---------- Stats strip ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--stroke); border: 1px solid var(--stroke); border-radius: var(--radius);
  overflow: hidden; margin-top: 80px;
}
.stat { background: var(--bg-elev); padding: 30px 26px; }
.stat .num {
  font-family: var(--font-display); font-size: 2.4rem; line-height: 1; font-weight: 700;
  color: var(--accent);
}
.stat .label { font-size: 0.83rem; color: var(--ink-faint); margin-top: 10px; }
@media (max-width: 820px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Cards ---------- */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 980px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 680px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 34px 30px;
  box-shadow: var(--shadow-sm);
  transition: background 0.35s, border-color 0.35s, transform 0.35s var(--ease), box-shadow 0.35s;
  position: relative; overflow: hidden;
}
.card:hover { background: var(--bg-card-hover); border-color: var(--stroke-strong); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.card .icon {
  width: 46px; height: 46px; border-radius: var(--radius-sm); margin-bottom: 22px;
  display: grid; place-items: center;
  background: rgba(var(--accent-rgb), 0.08);
  border: 1px solid rgba(var(--accent-rgb), 0.18);
}
.card .icon .material-symbols-outlined { font-size: 22px; color: var(--accent); }
.card h3 { margin-bottom: 12px; }
.card p { color: var(--ink-dim); font-size: 0.94rem; }
.card .tag {
  font-family: var(--font-body); font-weight: 600; font-size: 0.72rem; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--accent-2); margin-bottom: 14px; display: block;
}

/* ---------- Day journey (landing) ---------- */
.journey { display: grid; gap: 16px; }
.day-row {
  display: grid; grid-template-columns: 120px 1fr auto; align-items: center; gap: 28px;
  background: var(--bg-card); border: 1px solid var(--stroke); border-radius: var(--radius);
  padding: 30px 34px; box-shadow: var(--shadow-sm);
  transition: background 0.35s, border-color 0.35s, transform 0.35s var(--ease), box-shadow 0.35s;
}
.day-row:hover { background: var(--bg-card-hover); border-color: var(--stroke-strong); transform: translateX(4px); box-shadow: var(--shadow-md); }
.day-row .day-num {
  font-family: var(--font-display); font-size: 0.95rem; color: var(--ink-faint);
}
.day-row .day-num strong {
  display: block; font-weight: 700; font-size: 2rem; color: var(--ink); line-height: 1.15;
}
.day-row h3 { font-size: 1.3rem; margin-bottom: 6px; }
.day-row p { color: var(--ink-dim); font-size: 0.9rem; max-width: 56ch; }
.day-row .meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.day-row .go {
  width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--stroke-strong);
  display: grid; place-items: center; font-size: 1.1rem; color: var(--ink-dim);
  transition: all 0.3s var(--ease); flex-shrink: 0;
}
.day-row:hover .go { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
.mini-chip {
  font-size: 0.75rem; padding: 4px 11px; border-radius: 999px;
  border: 1px solid var(--stroke); color: var(--ink-faint);
  font-family: var(--font-body); font-weight: 500;
}
@media (max-width: 780px) {
  .day-row { grid-template-columns: 1fr; gap: 14px; }
  .day-row .go { display: none; }
}

/* ---------- Progress ring ---------- */
.ring { position: relative; width: 52px; height: 52px; flex-shrink: 0; }
.ring svg { transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 3.5; }
.ring .track { stroke: var(--stroke-strong); }
.ring .fill { stroke: url(#ringGrad); stroke-linecap: round; transition: stroke-dashoffset 0.8s var(--ease); }
.ring .pct {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-size: 0.66rem; font-family: var(--font-body); font-weight: 600; color: var(--ink-dim);
}

/* ---------- Track split ---------- */
.tracks { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 860px) { .tracks { grid-template-columns: 1fr; } }
.track-card {
  border-radius: var(--radius); padding: 44px 38px; position: relative; overflow: hidden;
  border: 1px solid var(--stroke);
}
.track-card.t1 { background: linear-gradient(160deg, rgba(var(--accent-rgb),0.06), rgba(var(--accent-rgb),0.01) 55%); }
.track-card.t2 { background: linear-gradient(160deg, rgba(var(--accent-2-rgb),0.06), rgba(var(--accent-2-rgb),0.01) 55%); }
.track-card h3 { font-size: 1.6rem; margin: 14px 0 14px; }
.track-card p { color: var(--ink-dim); font-size: 0.95rem; }
.track-card ul { margin: 22px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.track-card li { display: flex; gap: 12px; font-size: 0.92rem; color: var(--ink-dim); }
.track-card li::before { content: "→"; color: var(--accent-3); flex-shrink: 0; }

/* ---------- Partner marquee ---------- */
.partners { display: flex; flex-wrap: wrap; gap: 14px; }
.partner {
  padding: 18px 28px; border-radius: var(--radius-sm); border: 1px solid var(--stroke);
  background: var(--bg-card); font-weight: 600; font-size: 0.95rem; letter-spacing: -0.01em;
  color: var(--ink-dim); transition: all 0.3s;
}
.partner:hover { color: var(--ink); border-color: var(--stroke-strong); }
.partner span { display: block; font-weight: 400; font-size: 0.72rem; color: var(--ink-faint); margin-top: 3px; }

/* ---------- Page hero (interior) ---------- */
.page-hero { position: relative; padding: 170px 0 70px; border-bottom: 1px solid var(--stroke); }
.page-hero .wrap { position: relative; z-index: 1; }
.page-hero h1 { font-size: clamp(2.3rem, 5vw, 4rem); line-height: 1.06; letter-spacing: -0.02em; margin: 18px 0 20px; }
.page-hero h1 em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.page-hero .meta-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }

.progress-banner {
  margin-top: 40px; display: flex; align-items: center; gap: 20px;
  padding: 20px 26px; border-radius: var(--radius-sm);
  border: 1px solid var(--stroke); background: var(--bg-card); max-width: 520px;
}
.progress-banner .bar { flex: 1; height: 6px; border-radius: 99px; background: var(--stroke); overflow: hidden; }
.progress-banner .bar i { display: block; height: 100%; width: 0%; background: var(--grad); border-radius: 99px; transition: width 0.8s var(--ease); }
.progress-banner .count { font-family: var(--font-body); font-weight: 600; font-size: 0.82rem; color: var(--ink-dim); white-space: nowrap; }

/* ---------- Activity cards ---------- */
.activities { display: grid; gap: 24px; }
.activity {
  border: 1px solid var(--stroke); border-radius: var(--radius);
  background: var(--bg-card); overflow: hidden;
  transition: border-color 0.35s;
}
.activity.done { border-color: rgba(var(--success-rgb), 0.35); }
.activity-head {
  display: flex; align-items: flex-start; gap: 24px; padding: 36px 38px 0;
}
.activity-num {
  font-family: var(--font-display); font-weight: 700; font-size: 2.6rem; line-height: 1;
  color: transparent; -webkit-text-stroke: 1px var(--ink-faint); flex-shrink: 0; margin-top: 2px;
}
.activity.done .activity-num { -webkit-text-stroke: 1px var(--success); }
.activity-head h3 { font-size: 1.45rem; margin-bottom: 8px; }
.activity-head .layer-tag,
.layer-tag {
  font-family: var(--font-body); font-weight: 700; font-size: 0.72rem; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--accent-2); display: block; margin-bottom: 8px;
}
.activity-body { padding: 26px 38px 34px; display: grid; gap: 18px; }
@media (min-width: 880px) { .activity-body.cols { grid-template-columns: 1fr 1fr; gap: 20px; } }

.block {
  border-radius: var(--radius-sm); padding: 24px 26px; border: 1px solid var(--stroke);
  background: var(--overlay-1);
}
.block .block-label {
  font-family: var(--font-body); font-weight: 700; font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase;
  margin-bottom: 12px; display: flex; align-items: center; gap: 8px;
}
.block.theory .block-label { color: var(--accent); }
.block.action .block-label { color: var(--accent-3); }
.block p { font-size: 0.92rem; color: var(--ink-dim); }
.block ol, .block ul { margin: 4px 0 0 20px; font-size: 0.92rem; color: var(--ink-dim); display: grid; gap: 8px; }

.activity-foot {
  border-top: 1px solid var(--stroke); padding: 18px 38px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.tool-pills { display: flex; gap: 8px; flex-wrap: wrap; }

.check {
  display: inline-flex; align-items: center; gap: 10px; cursor: pointer;
  font-size: 0.85rem; color: var(--ink-dim); user-select: none;
  padding: 9px 18px; border-radius: 999px; border: 1px solid var(--stroke-strong);
  transition: all 0.3s;
}
.check input { display: none; }
.check .box {
  width: 18px; height: 18px; border-radius: 6px; border: 1.5px solid var(--ink-faint);
  display: grid; place-items: center; font-size: 0.65rem; color: transparent; transition: all 0.25s;
}
.check:hover { border-color: var(--stroke-strong); color: var(--ink); }
.check.checked { border-color: rgba(var(--success-rgb), 0.4); color: var(--success); background: rgba(var(--success-rgb), 0.06); }
.check.checked .box { background: var(--success); border-color: var(--success); color: var(--on-success); }

/* ---------- Day pager ---------- */
.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 70px; }
.pager a {
  flex: 1; max-width: 380px; padding: 26px 30px; border-radius: var(--radius);
  border: 1px solid var(--stroke); background: var(--bg-card);
  transition: all 0.3s var(--ease);
}
.pager a:hover { border-color: var(--stroke-strong); background: var(--bg-card-hover); transform: translateY(-3px); }
.pager a.next { text-align: right; margin-left: auto; }
.pager small { font-family: var(--font-body); font-weight: 700; font-size: 0.72rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-faint); }
.pager .title { display: block; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; margin-top: 8px; }

/* ---------- Tables (frameworks) ---------- */
.table-scroll { overflow-x: auto; border: 1px solid var(--stroke); border-radius: var(--radius); }
table.fw {
  width: 100%; border-collapse: collapse; font-size: 0.88rem; min-width: 760px;
  background: var(--bg-card);
}
table.fw th {
  text-align: left; padding: 18px 22px; font-family: var(--font-body);
  font-size: 0.72rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--accent);
  border-bottom: 1px solid var(--stroke-strong); background: var(--overlay-1);
  font-weight: 700;
}
table.fw td { padding: 20px 22px; color: var(--ink-dim); border-bottom: 1px solid var(--stroke); vertical-align: top; }
table.fw tr:last-child td { border-bottom: none; }
table.fw td strong { color: var(--ink); font-weight: 600; }
table.fw tr { transition: background 0.25s; }
table.fw tbody tr:hover { background: var(--overlay-1); }

.source-link {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 18px;
  font-size: 0.82rem; color: var(--accent); border-bottom: 1px solid transparent;
  transition: border-color 0.25s;
}
.source-link:hover { border-bottom-color: var(--accent); }

/* ---------- Phase timeline (hackathon) ---------- */
.phases { display: grid; gap: 0; position: relative; }
.phase {
  display: grid; grid-template-columns: 72px 1fr; gap: 30px; padding: 40px 0;
  position: relative;
}
.phase + .phase { border-top: 1px dashed var(--stroke); }
.phase-marker {
  width: 56px; height: 56px; border-radius: var(--radius-sm); flex-shrink: 0;
  display: grid; place-items: center; font-family: var(--font-display); font-weight: 700;
  font-size: 1.35rem; background: var(--grad); color: var(--on-accent);
}
.phase h3 { font-size: 1.5rem; margin-bottom: 10px; }
.phase p { color: var(--ink-dim); max-width: 68ch; }
.phase .tool-pills { margin-top: 18px; }

/* ---------- CTA band (bold color-block moment) ---------- */
.cta-band {
  position: relative; border-radius: 28px; overflow: hidden;
  padding: 90px 60px; text-align: center;
  border: none;
  background: var(--accent);
}
.cta-band .eyebrow { color: rgba(var(--on-accent-rgb), 0.85); }
.cta-band .eyebrow::before { background: rgba(var(--on-accent-rgb), 0.6); }
.cta-band h2 { font-size: clamp(2rem, 4.5vw, 3.4rem); margin-bottom: 18px; color: var(--on-accent); }
.cta-band h2 em { color: var(--on-accent); }
.cta-band p { color: rgba(var(--on-accent-rgb), 0.82); max-width: 54ch; margin: 0 auto 40px; }
.cta-band .btn-primary { background: var(--on-accent); color: var(--accent); }
.cta-band .btn-primary:hover { background: rgba(var(--on-accent-rgb), 0.88); box-shadow: none; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--stroke); padding: 70px 0 50px; margin-top: 110px; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
@media (max-width: 980px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 780px) { .foot-grid { grid-template-columns: 1fr; } }
footer h4 { font-size: 0.78rem; font-family: var(--font-body); letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 18px; font-weight: 700; }
footer ul { list-style: none; display: grid; gap: 10px; }
footer ul a { color: var(--ink-dim); font-size: 0.9rem; transition: color 0.25s; }
footer ul a:hover { color: var(--ink); }
.foot-brand p { color: var(--ink-faint); font-size: 0.86rem; max-width: 40ch; margin-top: 16px; }
.foot-bottom {
  margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--stroke);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 0.78rem; color: var(--ink-faint);
}

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Guide kit (tools, probes, starters, dictionary, labs) ---------- */
.guide-rail {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px;
}
.guide-rail a {
  font-size: 0.78rem; padding: 7px 14px; border-radius: 999px;
  border: 1px solid var(--stroke-strong); color: var(--ink-dim);
  background: var(--overlay-1); transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.guide-rail a:hover, .guide-rail a.is-here {
  color: var(--ink); border-color: var(--ink); background: var(--overlay-3);
}

.setup-list { display: grid; gap: 14px; margin-top: 8px; }
.setup-item {
  display: grid; grid-template-columns: 42px 1fr; gap: 18px; align-items: start;
  padding: 22px 24px; border-radius: var(--radius-sm);
  border: 1px solid var(--stroke); background: var(--bg-card);
}
.setup-item .n {
  font-family: var(--font-display); font-weight: 700; font-size: 1.4rem;
  color: transparent; -webkit-text-stroke: 1px var(--accent); line-height: 1;
}
.setup-item h3 { font-size: 1.1rem; margin-bottom: 6px; }
.setup-item p { color: var(--ink-dim); font-size: 0.92rem; }
.setup-item ul { margin: 10px 0 0 18px; color: var(--ink-dim); font-size: 0.9rem; display: grid; gap: 6px; }

.tool-card .tool-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.tool-card .when { margin-top: 14px; font-size: 0.82rem; color: var(--ink-faint); font-family: var(--font-body); font-weight: 500; }

.probe {
  border: 1px solid var(--stroke); border-radius: var(--radius);
  background: var(--bg-card); overflow: hidden;
}
.probe-head {
  padding: 26px 28px 0; display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; flex-wrap: wrap;
}
.probe-head h3 { font-size: 1.25rem; }
.probe-grid {
  display: grid; gap: 12px; padding: 20px 28px 26px;
}
@media (min-width: 880px) {
  .probe-grid { grid-template-columns: 1.2fr 1fr 1fr; }
}
.probe-pane {
  border-radius: var(--radius-sm); padding: 18px 18px 16px;
  border: 1px solid var(--stroke); background: var(--overlay-1);
}
.probe-pane .block-label { margin-bottom: 10px; }
.probe-pane.say .block-label { color: var(--accent); }
.probe-pane.pass .block-label { color: var(--accent-3); }
.probe-pane.fail .block-label { color: var(--error); }
.probe-pane p, .probe-pane li { font-size: 0.88rem; color: var(--ink-dim); }
.probe-foot {
  border-top: 1px solid var(--stroke); padding: 14px 28px;
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  font-size: 0.82rem; color: var(--ink-faint);
}

.copy-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--stroke-strong); background: transparent;
  color: var(--ink-dim); font-family: var(--font-body); font-size: 0.8rem; font-weight: 600;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.copy-btn:hover { color: var(--ink); border-color: var(--ink); }
.copy-btn.copied { color: var(--success); border-color: rgba(var(--success-rgb), 0.4); background: rgba(var(--success-rgb), 0.06); }

.starter {
  border: 1px solid var(--stroke); border-radius: var(--radius);
  background: var(--bg-card); overflow: hidden;
}
.starter-head { padding: 26px 28px 12px; }
.starter-head h3 { font-size: 1.25rem; margin-bottom: 8px; }
.starter-head p { color: var(--ink-dim); font-size: 0.92rem; max-width: 68ch; }
.starter pre {
  margin: 0 28px 18px; padding: 18px 20px; border-radius: var(--radius-sm);
  border: none; background: #16171a;
  font-family: var(--font-mono); font-size: 0.78rem; line-height: 1.55;
  color: #e8eaed; white-space: pre-wrap; overflow-x: auto;
}
.starter-foot {
  border-top: 1px solid var(--stroke); padding: 14px 28px;
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
}

.dict-list { display: grid; gap: 12px; }
.dict-entry {
  border: 1px solid var(--stroke); border-radius: var(--radius-sm);
  background: var(--bg-card); padding: 22px 26px;
}
.dict-entry h3 { font-size: 1.15rem; margin-bottom: 8px; }
.dict-entry .plain { color: var(--ink); font-size: 0.95rem; margin-bottom: 10px; }
.dict-entry .why, .dict-entry .when { color: var(--ink-dim); font-size: 0.88rem; }
.dict-entry .when { margin-top: 8px; font-family: var(--font-body); font-weight: 700; font-size: 0.74rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--accent-2); }

.field-guide { display: grid; gap: 16px; }
.field-row {
  display: grid; gap: 12px; padding: 26px 28px;
  border: 1px solid var(--stroke); border-radius: var(--radius); background: var(--bg-card);
}
@media (min-width: 900px) {
  .field-row { grid-template-columns: 1.1fr 1fr 1fr; }
}
.field-row h3 { font-size: 1.2rem; margin-bottom: 10px; grid-column: 1 / -1; }
.field-col .block-label { margin-bottom: 10px; }
.field-col ul { margin: 0 0 0 18px; color: var(--ink-dim); font-size: 0.88rem; display: grid; gap: 6px; }
.field-col.must .block-label { color: var(--accent-3); }
.field-col.ok .block-label { color: var(--accent); }
.field-col.miss .block-label { color: var(--error); }

.cheat-grid { display: grid; gap: 14px; margin-bottom: 28px; }
@media (min-width: 800px) { .cheat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .cheat-grid.cols-3 { grid-template-columns: repeat(3, 1fr); } }
.cheat-card {
  border: 1px solid var(--stroke); border-radius: var(--radius-sm);
  background: var(--bg-card); padding: 22px 22px 20px;
}
.cheat-card h3 { font-size: 1.05rem; margin-bottom: 12px; }
.cheat-card .bad, .cheat-card .check, .cheat-card .fix {
  font-size: 0.86rem; color: var(--ink-dim); margin-top: 8px;
}
.cheat-card strong { color: var(--ink); font-weight: 600; }

.lab-compare {
  display: grid; gap: 16px;
}
@media (min-width: 900px) { .lab-compare { grid-template-columns: 1fr 1fr; } }
.lab-pane {
  border: 1px solid var(--stroke); border-radius: var(--radius);
  background: var(--bg-card); padding: 26px 26px 22px; display: flex; flex-direction: column; gap: 14px;
}
.lab-pane.is-bad { border-color: rgba(var(--error-rgb), 0.3); }
.lab-pane.is-good { border-color: rgba(var(--success-rgb), 0.3); }
.lab-pane h3 { font-size: 1.2rem; }
.lab-bubble {
  border-radius: var(--radius-sm); padding: 16px 18px;
  background: var(--overlay-1); border: 1px solid var(--stroke);
  font-size: 0.9rem; color: var(--ink-dim); line-height: 1.55;
}
.lab-bubble.user { border-color: rgba(var(--accent-rgb), 0.3); color: var(--ink); }
.lab-note { font-size: 0.82rem; color: var(--ink-faint); }

.pitch-steps { display: grid; gap: 12px; }
.pitch-step {
  display: grid; grid-template-columns: 88px 1fr; gap: 18px; align-items: start;
  padding: 22px 24px; border-radius: var(--radius-sm);
  border: 1px solid var(--stroke); background: var(--bg-card);
}
.pitch-step .t {
  font-family: var(--font-body); font-weight: 700; font-size: 0.74rem; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--accent-3); padding-top: 4px;
}
.pitch-step h3 { font-size: 1.1rem; margin-bottom: 6px; }
.pitch-step p { color: var(--ink-dim); font-size: 0.9rem; }

.timer-box {
  margin-top: 28px; padding: 28px; border-radius: var(--radius);
  border: 1px solid var(--stroke-strong); background: var(--bg-elev);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px;
}
.timer-box .clock {
  font-family: var(--font-display); font-size: clamp(2.4rem, 5vw, 3.4rem); font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em; min-width: 4.5ch;
}
.timer-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.activity-links {
  display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px;
}
.activity-links a {
  font-size: 0.74rem; padding: 5px 11px; border-radius: 999px;
  border: 1px solid var(--stroke); color: var(--accent); font-family: var(--font-body);
  font-weight: 600; transition: border-color 0.25s, background 0.25s;
}
.activity-links a:hover { border-color: var(--accent); background: rgba(var(--accent-rgb), 0.06); }