/* ============================================================================
   QWK site -- Direction 5 "Soft Bento"
   Warm white page, one pastel per topic so each section is known by colour.
   Covers do the talking; text stays one line until "Go deeper".
   ============================================================================ */
:root {
  --page: #FFFDF9;       /* page */
  --chip: #F2EFEA;       /* pills, quiet buttons */
  --ink: #1B1B1F;        /* text, 17:1 on page */
  --dim: #5E5A63;        /* secondary text, passes 4.5:1 on page and all pastels */
  --violet: #5B3DF5;     /* accent: links, focus (6.0:1 on page) */
  --line: #ECE8E1;
  --lavender: #E6E1FF;   /* Quantum from Scratch */
  --peach: #FFE2D2;      /* Quantum in Stocks */
  --mint: #D6F2E4;       /* Quantum from Movies */
  --sky: #DCEAFF;        /* Quantum News */
  --font: "Plus Jakarta Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --r-blk: 30px; --r-cover: 16px;
  --gutter: clamp(16px, 4vw, 40px);
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--page); color: var(--ink); font: 400 1rem/1.6 var(--font); }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--violet); text-underline-offset: 3px; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; border-radius: 8px; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { text-wrap: balance; }

.t-lavender { --tint: var(--lavender); }
.t-peach { --tint: var(--peach); }
.t-mint { --tint: var(--mint); }
.t-sky { --tint: var(--sky); }

.wrap { max-width: 1160px; margin: 0 auto; padding-left: max(var(--gutter), env(safe-area-inset-left, 0px)); padding-right: max(var(--gutter), env(safe-area-inset-right, 0px)); }
main.wrap { display: grid; gap: clamp(28px, 5vw, 44px); padding-block: 8px 72px; }

/* ---------- top bar ---------- */
.top { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding-block: 20px; }
.logo { font: 800 1.2rem/1 var(--font); letter-spacing: -.02em; color: var(--ink); text-decoration: none; }
.logo b { color: var(--violet); }
.top nav { display: flex; gap: 8px; flex-wrap: wrap; }
.pill { display: inline-flex; align-items: center; font: 600 .85rem/1 var(--font); padding: 10px 15px; border-radius: 999px; background: var(--chip); color: var(--ink); text-decoration: none; }
.pill:hover { background: var(--lavender); }

/* ---------- hero ---------- */
.hero { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: end; padding-top: clamp(8px, 3vw, 24px); }
.hero h1 { font: 800 clamp(2.4rem, 7vw, 4.4rem)/1 var(--font); letter-spacing: -.045em; max-width: 13ch; }
.hero p { color: var(--dim); margin-top: 14px; font-size: 1.05rem; }
.start { display: grid; gap: 8px; width: 124px; text-decoration: none; color: var(--ink); font: 700 .85rem/1.2 var(--font); text-align: center; rotate: 3deg; transition: rotate .25s ease; }
.start:hover { rotate: 0deg; }
.start img { border-radius: var(--r-cover); aspect-ratio: 9 / 16; object-fit: cover; border: 4px solid #FFFFFF; box-shadow: 0 14px 30px -14px rgba(27,27,31,.35); }
@media (max-width: 560px) { .hero { grid-template-columns: 1fr; } .start { width: 108px; } }

/* ---------- topic blocks (home) ---------- */
.bento { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); }
.blk { background: var(--tint); border-radius: var(--r-blk); padding: 22px; display: grid; gap: 18px; text-decoration: none; color: var(--ink); align-content: space-between; min-height: 330px; transition: transform .2s ease; }
.blk:hover { transform: translateY(-4px); }
.blk h2 { font: 800 1.4rem/1.05 var(--font); letter-spacing: -.025em; }
.blk .count { justify-self: start; font: 700 .85rem/1 var(--font); background: rgba(255,255,255,.75); padding: 9px 14px; border-radius: 999px; }
.stack { position: relative; height: 180px; }
.stack img { position: absolute; bottom: 0; width: 92px; border-radius: var(--r-cover); aspect-ratio: 9 / 16; object-fit: cover; border: 3px solid #FFFFFF; box-shadow: 0 10px 22px -8px rgba(27,27,31,.3); transition: rotate .25s ease, translate .25s ease; }
.stack img:nth-child(1) { left: 0; rotate: -7deg; }
.stack img:nth-child(2) { left: 66px; bottom: 12px; z-index: 2; }
.stack img:nth-child(3) { left: 132px; rotate: 7deg; }
.blk:hover .stack img:nth-child(1) { rotate: -11deg; translate: -4px 0; }
.blk:hover .stack img:nth-child(3) { rotate: 11deg; translate: 4px 0; }

/* ---------- section page ---------- */
.crumb { font-size: .88rem; color: var(--dim); }
.crumb a { color: var(--dim); }
.sec-head { background: var(--tint, var(--chip)); border-radius: var(--r-blk); padding: clamp(22px, 4vw, 36px); display: grid; gap: 8px; }
.sec-head h1 { font: 800 clamp(2rem, 6vw, 3.4rem)/1 var(--font); letter-spacing: -.04em; }
.sec-head p { color: var(--dim); }
.grid { display: grid; gap: 20px 14px; grid-template-columns: repeat(auto-fill, minmax(min(46%, 168px), 1fr)); }
.tile { display: grid; gap: 8px; text-decoration: none; color: var(--ink); align-content: start; }
.tile .frame { position: relative; border-radius: var(--r-cover); overflow: hidden; background: var(--tint, var(--chip)); }
.tile img { aspect-ratio: 9 / 16; object-fit: cover; width: 100%; transition: transform .3s ease; }
.tile:hover img { transform: scale(1.04); }
.tile .ep { font: 700 .72rem/1 var(--font); color: var(--dim); text-transform: uppercase; letter-spacing: .08em; }
.tile .t { font: 700 .95rem/1.3 var(--font); }

/* ---------- episode page ---------- */
.ep-top { background: var(--tint, var(--chip)); border-radius: var(--r-blk); padding: clamp(18px, 4vw, 36px); display: grid; grid-template-columns: minmax(180px, 270px) minmax(0, 1fr); gap: clamp(20px, 4vw, 44px); align-items: center; }
.ep-top > div { display: grid; gap: 14px; min-width: 0; }
.video { position: relative; display: block; border-radius: 22px; overflow: hidden; border: 4px solid #FFFFFF; box-shadow: 0 22px 44px -22px rgba(27,27,31,.45); rotate: -2deg; transition: rotate .25s ease; }
.video:hover { rotate: 0deg; }
.video img { aspect-ratio: 9 / 16; object-fit: cover; width: 100%; }
.video.player { rotate: 0deg; background: var(--ink); }
.video.player iframe { display: block; width: 100%; aspect-ratio: 9 / 16; border: 0; }
.video .play { position: absolute; right: 14px; bottom: 14px; width: 58px; height: 58px; border-radius: 50%; background: #FFFFFF; display: grid; place-items: center; box-shadow: 0 6px 18px rgba(27,27,31,.25); }
.video .play::after { content: ""; border-left: 19px solid var(--ink); border-top: 12px solid transparent; border-bottom: 12px solid transparent; margin-left: 6px; }
.kicker { font: 700 .75rem/1 var(--font); color: var(--dim); text-transform: uppercase; letter-spacing: .08em; }
.ep-top h1 { font: 800 clamp(2.3rem, 7vw, 4.2rem)/.98 var(--font); letter-spacing: -.045em; }
.ep-top h1.long { font-size: clamp(1.7rem, 4.4vw, 2.7rem); line-height: 1.05; letter-spacing: -.035em; }
.ep-top .sub { color: var(--dim); font-size: 1.05rem; max-width: 46ch; }
.btns { display: flex; flex-wrap: wrap; gap: 8px; }
.btn { display: inline-flex; align-items: center; font: 700 .92rem/1 var(--font); padding: 14px 20px; border-radius: 999px; text-decoration: none; }
.btn.primary { background: var(--ink); color: #FFFFFF; }
.btn.quiet { background: rgba(255,255,255,.8); color: var(--ink); }
@media (max-width: 640px) { .ep-top { grid-template-columns: 1fr; } .ep-top .video { width: min(240px, 100%); } }

.deeper { display: grid; gap: 10px; max-width: 760px; }
.deeper > h2 { font: 800 1.4rem/1 var(--font); letter-spacing: -.025em; margin-bottom: 6px; }
details { background: #FFFFFF; border: 1px solid var(--line); border-radius: 20px; }
details[open] { background: var(--page); }
summary { list-style: none; cursor: pointer; padding: 17px 20px; display: flex; justify-content: space-between; align-items: center; gap: 12px; font: 700 1rem/1.3 var(--font); }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; display: grid; place-items: center; width: 28px; height: 28px; flex: none; border-radius: 50%; background: var(--tint, var(--chip)); font: 600 1.15rem/1 var(--font); transition: rotate .2s ease; }
details[open] summary::after { rotate: 45deg; }
.dbody { padding: 0 20px 20px; display: grid; gap: .8em; max-width: 68ch; }
.script p { padding-left: 14px; border-left: 3px solid var(--tint, var(--chip)); }
.dbody ol, .dbody ul { margin: 0; padding-left: 1.3em; display: grid; gap: .4em; }
.sources { list-style: none; padding: 0 !important; counter-reset: s; }
.sources li { counter-increment: s; display: grid; grid-template-columns: 2.2em minmax(0, 1fr); font-size: .92rem; }
.sources li::before { content: counter(s) "."; color: var(--dim); }
.sources a { overflow-wrap: anywhere; }
.sources small { display: block; color: var(--dim); }

.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; max-width: 760px; }
.pager a { display: grid; grid-template-columns: 54px minmax(0, 1fr); gap: 12px; align-items: center; padding: 10px; border-radius: 20px; background: var(--chip); color: var(--ink); text-decoration: none; }
.pager a:hover { background: var(--tint, var(--lavender)); }
.pager img { border-radius: 10px; aspect-ratio: 9 / 16; object-fit: cover; }
.pager small { display: block; color: var(--dim); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; }
.pager b { font: 800 1rem/1.2 var(--font); }
.pager .next { grid-column: 2; }
@media (max-width: 520px) { .pager { grid-template-columns: 1fr; } .pager .next { grid-column: auto; } }

/* ---------- play: the card that links to a sim ---------- */
.playcard { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 16px; align-items: center; max-width: 760px; padding: 14px 18px 14px 14px; border-radius: var(--r-blk); background: #FFFFFF; border: 2px solid var(--violet); color: var(--ink); text-decoration: none; transition: translate .2s ease, box-shadow .2s ease; }
.playcard.wide { max-width: none; }
.playcard:hover { translate: 0 -3px; box-shadow: 0 16px 30px -20px rgba(91,61,245,.6); }
.playcard svg { width: 64px; height: 64px; border-radius: 20px; background: var(--lavender); }
.playcard .txt { display: grid; gap: 5px; min-width: 0; }
.playcard .kicker { color: var(--violet); }
.playcard b { font: 800 1.25rem/1.15 var(--font); letter-spacing: -.025em; }
.playcard .sub { color: var(--dim); font-size: .95rem; line-height: 1.45; }
.playcard .go { font: 700 .9rem/1 var(--font); background: var(--violet); color: #FFFFFF; padding: 13px 18px; border-radius: 999px; white-space: nowrap; }
@media (max-width: 560px) { .playcard { grid-template-columns: auto minmax(0, 1fr); } .playcard .go { grid-column: 1 / -1; justify-self: start; } }

/* ---------- play: the sim page ----------
   The sim's own rules arrive scoped under .qs (see loadLab in build.mjs) and are
   loaded before this file. Here it gets the site's colours and bento shapes. */
.qs {
  --bg: var(--page); --bg-2: var(--chip); --card: #FFFFFF;
  --ink-2: #3D3A42; --ink-3: var(--dim); --line-2: #D8D2C8;
  --qa: var(--violet); --qa-soft: var(--lavender); --on-qa: #FFFFFF;
  --qb: #0B7C86; --qb-soft: #DDF1F2;
  --cl: #B0501A; --cl-soft: var(--peach);
  --ok: #0F7A5A; --ok-soft: var(--mint);
  --bad: #B8372C; --bad-soft: #FBE4E1;
  --nav-bg: rgba(255, 253, 249, .92);
  --shadow: 0 22px 44px -30px rgba(27, 27, 31, .45);
  --display: var(--font); --body: var(--font);
  --mono: ui-monospace, "Cascadia Mono", Consolas, monospace;
  min-width: 0;
}
.qs .steps { margin-inline: 0; padding: 8px 0; top: 0; }
.qs .step, .qs .btn { border-radius: 999px; }
.qs .stage, .qs .result { border-radius: var(--r-blk); border-color: var(--line); }
.qs .chapter { padding-block: 14px 0; }
.qs .chapter h2 { font-weight: 800; letter-spacing: -.035em; }
.qs .seg { border-radius: 999px; }
.qs .seg button { border-radius: 999px; }
.lab-nojs { background: var(--peach); border-radius: 20px; padding: 16px 20px; font-weight: 600; }
.lab-watch { display: grid; gap: 14px; }
.lab-watch h2 { font: 800 1.4rem/1 var(--font); letter-spacing: -.025em; }

/* ---------- newsletter ---------- */
.news { background: var(--ink); color: #FFFFFF; border-radius: var(--r-blk); padding: clamp(22px, 4vw, 38px); display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); align-items: center; }
.news h2 { font: 800 clamp(1.5rem, 3.5vw, 2.1rem)/1.05 var(--font); letter-spacing: -.03em; }
.news p { color: #C9C6CF; margin-top: 8px; }
.news iframe { width: 100%; height: 64px; border: 0; border-radius: 16px; background: transparent; }
.news .later { display: grid; gap: 10px; justify-items: start; }
.news .later span { color: #C9C6CF; font-size: .9rem; }
.news .btn.primary { background: var(--lavender); color: var(--ink); }
.news a:focus-visible { outline-color: var(--lavender); }
@media (max-width: 720px) { .news { grid-template-columns: 1fr; } }

/* ---------- footer ---------- */
footer.wrap { padding-block: 28px 40px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: var(--dim); font-size: .88rem; }
footer nav { display: flex; gap: 16px; flex-wrap: wrap; }
footer a { color: var(--dim); }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; } }