/* The site pages outside the courses (pricing, about, account, search,
   what's new, privacy, terms, sources, the 404) in the light channel look
   the homepage set (docs/site-redesign.md, round 2 step 6): grid paper
   ground, a two-tone display headline with one handwritten line under it,
   white cards and one navy panel per page. Colours come from the theme
   tokens; the few fixed ones (the navy panel, the gold price, the covers'
   own art) are named once here, with their dark-theme values below. */
.sp-page{
  --grid:rgba(20,40,60,.035);
  --chan:#0B1A33;--chan-press:#16284A;--on-chan:#FFFFFF;
  --panel:#0B1A33;--panel-ink:#FFFFFF;--panel-muted:#B9C8E2;--panel-line:rgba(255,255,255,.16);
  --gold:#FFD23F;--gold-ink:#0B1A33;--teal-hi:#2EE6D6;
  --hand:var(--amber-text);
  --display:'Inter Display','Nunito',system-ui,sans-serif;
  --hand-font:'Kalam','Nunito',system-ui,sans-serif;
}
:root[data-theme="dark"] .sp-page{
  --grid:rgba(255,255,255,.03);
  --chan:#2EE6D6;--chan-press:#7FF0E6;--on-chan:#081428;
  --panel:#0E1E38;--panel-line:rgba(255,255,255,.12);
  --hand:#F2C14E;
}
body.sp-page{
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:44px 44px;
}

/* ---- Type --------------------------------------------------------------- */
.sp-page h1,.sp-page .sp-h2,.sp-page .sp-d{font-family:var(--display);}
.sp-pill{display:inline-block;border:1.5px solid currentColor;border-radius:999px;padding:2px 11px;font:800 12.5px var(--font-ui);letter-spacing:.02em;color:var(--accent-text);}
.sp-page .hand{font:700 clamp(19px,2.1vw,24px)/1.2 var(--hand-font);color:var(--hand);margin:0 0 16px;}
.sp-h2{font-weight:900;font-size:clamp(28px,3.4vw,40px);letter-spacing:-.035em;line-height:1.05;margin:0;color:var(--ink);}
.sp-h2 span{color:var(--accent);}
.sp-sh{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin:0 0 18px;}
.sp-sh p{margin:0;color:var(--muted);max-width:30em;}
.sp-sec{margin:0 0 64px;}

/* ---- The opening ---------------------------------------------------------- */
.sp-hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:56px;align-items:center;padding:40px 0 52px;}
.sp-hero--solo{grid-template-columns:minmax(0,1fr);max-width:860px;}
.sp-hero--text{grid-template-columns:minmax(0,1fr) auto;align-items:end;padding:36px 0 30px;margin:0 0 40px;border-bottom:1px solid var(--line);}
.sp-hero h1{font-weight:900;font-size:clamp(40px,5.6vw,72px);line-height:1;letter-spacing:-.04em;margin:16px 0 12px;max-width:none;color:var(--ink);}
.sp-hero h1 span{display:block;color:var(--accent);}
.sp-hero .lede{color:var(--muted);font-size:17.5px;font-weight:600;line-height:1.6;max-width:36em;margin:0 0 26px;}
.sp-hero--text .lede{margin:0;max-width:44em;}
.sp-hero .lede a{color:var(--accent-text);}
.sp-hero .updated{display:inline-block;font:800 13px var(--font-ui);color:var(--muted);background:var(--white);border:1px solid var(--line);border-radius:999px;padding:5px 12px;margin:16px 0 0;}
.sp-aside{font-size:14.5px;color:var(--muted);text-align:right;margin:0;}
.sp-aside a{color:var(--accent-text);font-weight:800;}

/* ---- Buttons ---------------------------------------------------------------- */
.sp-btns{display:flex;gap:12px;flex-wrap:wrap;align-items:center;}
.sp-page .btn-chan,.sp-page .btn-ghost,.sp-page .btn-gold{display:inline-block;box-sizing:border-box;text-decoration:none;text-align:center;font:900 16.5px var(--font-ui);padding:14px 22px;border-radius:12px;border:0;cursor:pointer;line-height:1.2;}
.sp-page .btn-chan{background:var(--chan);color:var(--on-chan);}
.sp-page .btn-chan:hover{background:var(--chan-press);}
.sp-page .btn-ghost{background:var(--white);color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line);}
.sp-page .btn-ghost:hover{box-shadow:inset 0 0 0 1.5px var(--muted);}
.sp-page .btn-gold{background:var(--gold);color:var(--gold-ink);}
.sp-page .btn-gold:hover{filter:brightness(.96);}
.sp-page .btn-sm{font-size:14.5px;padding:10px 14px;border-radius:10px;}
.sp-page :is(.btn-chan,.btn-ghost,.btn-gold):focus-visible{outline:3px solid var(--accent);outline-offset:3px;}

/* ---- Surfaces --------------------------------------------------------------- */
.sp-box{background:var(--white);border:1px solid var(--line);border-radius:22px;}
.sp-panel{background-color:var(--panel);color:var(--panel-ink);border-radius:22px;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:36px 36px;}
.sp-panel a{color:var(--teal-hi);}
.sp-panel .hand{color:var(--gold);}
.sp-chk{list-style:none;margin:0;padding:0;display:grid;gap:9px;}
.sp-chk li{padding-left:28px;position:relative;}
.sp-chk li::before{content:"";position:absolute;left:3px;top:8px;width:12px;height:7px;border-left:2.5px solid var(--accent);border-bottom:2.5px solid var(--accent);transform:rotate(-45deg);}
.sp-panel .sp-chk li::before{border-color:var(--teal-hi);}
.sp-ico{width:46px;height:46px;border-radius:14px;background:var(--tint-accent);color:var(--accent-text);display:grid;place-items:center;}
.sp-ico svg{width:24px;height:24px;}

/* Numbered steps, for a real sequence only. */
.sp-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.sp-step{padding:22px;}
.sp-step .n{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--panel);color:var(--teal-hi);font:900 15px var(--font-ui);margin-bottom:10px;}
.sp-step h3{margin:0 0 4px;font:900 18px var(--font-ui);letter-spacing:-.01em;}
.sp-step p{margin:0;color:var(--muted);font-size:15px;line-height:1.5;}

/* Questions and answers. */
.sp-faq{display:grid;grid-template-columns:minmax(0,320px) minmax(0,1fr);gap:48px;align-items:start;}
.sp-faq .hand{margin:10px 0 12px;}
.sp-faq__intro p{color:var(--muted);margin:0 0 12px;}
.sp-faq__intro a{color:var(--accent-text);}
.sp-qa{display:grid;gap:10px;}
.sp-qa details{padding:0 22px;border-radius:16px;}
.sp-qa summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:18px 0;font:900 17px/1.3 var(--font-ui);letter-spacing:-.01em;color:var(--ink);}
.sp-qa summary::-webkit-details-marker{display:none;}
.sp-qa summary::after{content:var(--disclose);font:900 22px/1 var(--font-ui);color:var(--accent);flex-shrink:0;transition:transform .15s ease;}
.sp-qa details[open] summary::after{transform:rotate(90deg);}
@media (prefers-reduced-motion:reduce){.sp-qa summary::after{transition:none;}}
.sp-qa summary:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:8px;}
.sp-qa details > :not(summary){margin:0 0 16px;color:var(--muted);font-size:16px;line-height:1.6;}
.sp-qa details a{color:var(--accent-text);}
.sp-qa strong{color:var(--ink);}

/* ---- Course covers ----------------------------------------------------------
   Each course's own drawing (assets/covers/<key>.svg). A thumbnail shows the
   drawing's right half, where the art is. */
.sp-cv{display:block;width:64px;height:64px;border-radius:12px;object-fit:cover;object-position:right center;flex-shrink:0;background:var(--panel);}
.sp-cover{position:relative;display:block;aspect-ratio:2/1;border-radius:14px;overflow:hidden;background:var(--panel);}
.sp-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:right center;}

/* ---- Long text pages: privacy, terms, sources, what's new ------------------- */
.sp-doc{display:grid;grid-template-columns:200px minmax(0,1fr);gap:56px;align-items:start;padding-bottom:24px;}
.sp-doc > .sp-prose{grid-column:2;}
.sp-toc{position:sticky;top:calc(var(--chrome-row1-h,64px) + 20px);max-height:calc(100vh - var(--chrome-row1-h,64px) - 40px);overflow:auto;display:grid;gap:2px;}
.sp-toc p{font:800 12px var(--font-ui);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:0 0 8px;}
.sp-toc a{display:block;color:var(--muted);text-decoration:none;font:700 14px/1.35 var(--font-ui);padding:6px 10px;border-radius:8px;}
.sp-toc a:hover{color:var(--ink);}
.sp-toc a[aria-current="true"]{background:var(--white);color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line);}
.sp-page .sp-prose{max-width:70ch;}
.sp-page .sp-prose h2{font:900 clamp(22px,2.4vw,27px)/1.2 var(--display);letter-spacing:-.025em;color:var(--ink);margin:44px 0 10px;scroll-margin-top:calc(var(--chrome-row1-h,64px) + 16px);}
.sp-page .sp-prose > h2:first-child{margin-top:0;}
.sp-page .sp-prose p,.sp-page .sp-prose li{font-size:16.5px;font-weight:500;color:var(--ink);line-height:1.7;max-width:70ch;}
.sp-page .sp-prose li{margin-bottom:8px;}
.sp-page .sp-prose strong{font-weight:800;}
.sp-page .sp-prose a{color:var(--accent-text);font-weight:700;}
.sp-page .sp-prose ul{padding-left:22px;}

/* What's new as a timeline: the date in the handwritten face over each
   entry, a dot on the line, and a month heading the rail links to. */
.sp-page .sp-log{border-left:2px solid var(--line);margin-left:8px;padding-left:34px;}
.sp-page .sp-log > h2{position:relative;display:flex;flex-direction:column-reverse;align-items:flex-start;gap:2px;margin:0 0 8px;padding-top:30px;}
.sp-page .sp-log > h2::before{content:"";position:absolute;left:-44px;top:34px;width:12px;height:12px;border-radius:50%;background:var(--paper);border:3px solid var(--accent);}
.sp-page .sp-log > h2 .date{font:700 19px/1.1 var(--hand-font);color:var(--hand);letter-spacing:0;}
.sp-page .sp-log > h2:first-child{padding-top:0;}
.sp-page .sp-log > h2:first-child::before{top:4px;}
.sp-page .sp-log > ul{margin:0;}
.sp-page .sp-prose .sp-mon{font:900 30px/1.1 var(--display);letter-spacing:-.035em;color:var(--ink);margin:48px 0 0 -34px;padding:0 0 4px 0;background:var(--paper);scroll-margin-top:calc(var(--chrome-row1-h,64px) + 16px);}
.sp-page .sp-prose .sp-mon span{color:var(--accent);}
.sp-log > .sp-mon:first-child{margin-top:0;}
.sp-page .sp-log > .sp-mon + h2{padding-top:12px;}
.sp-page .sp-log > .sp-mon + h2::before{top:16px;}

/* ---- Small screens ------------------------------------------------------------ */
@media (max-width:900px){
  .sp-hero,.sp-hero--text{grid-template-columns:minmax(0,1fr);gap:26px;padding:22px 0 34px;}
  .sp-hero--text{gap:16px;padding-bottom:24px;margin-bottom:8px;}
  .sp-aside{text-align:left;}
  .sp-sh{flex-direction:column;align-items:flex-start;gap:6px;}
  .sp-steps{grid-template-columns:minmax(0,1fr) minmax(0,1fr);}
  .sp-faq{grid-template-columns:minmax(0,1fr);gap:18px;}
  .sp-doc{grid-template-columns:minmax(0,1fr);gap:0;}
  .sp-toc{display:none;}
  .sp-doc > .sp-prose{grid-column:auto;}
  .sp-sec{margin-bottom:48px;}
}
@media (max-width:560px){
  .sp-steps{grid-template-columns:minmax(0,1fr);}
  .sp-hero .lede{font-size:16.5px;}
  .sp-page .sp-prose p,.sp-page .sp-prose li{font-size:16px;}
  .sp-page .sp-log{padding-left:24px;}
  .sp-page .sp-log > h2::before{left:-34px;}
  .sp-page .sp-prose .sp-mon{margin-left:-24px;}
}