/* Retrostack Software sub-pages. Same tokens as the plan homepage. App colors and Signal Orange come from the v1.0 brand packs. */
:root {
  color-scheme: dark;
  --bg: #04060B; --surf: #0A0D12; --surf-2: #11161F; --line: #1E2633; --line-2: #2A3546;
  --text: #EEF4F8; --muted: #9AABBC;
  --cyan: #00E5FF; --blue: #A78BFA; --green: #34D399; --cta: #F47B20; --art: #F5B301; --stop: #FF4D6A; --pink: #F472B6; --sky: #7DD3FC;
  --ap: #1FD0DB; --eye: #2F80FF; --qcp: #2BC46B;
  --display: "Big Shoulders Display", "Arial Narrow", Impact, sans-serif;
  --body: "Geist", "Segoe UI", system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, Menlo, Consolas, monospace;
  --gl: max(16px, env(safe-area-inset-left, 0px));
  --gr: max(16px, env(safe-area-inset-right, 0px));
  --top: 64px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 17px/1.6 var(--body); overflow-x: hidden; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: -1; background-image: linear-gradient(rgba(0,229,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(0,229,255,.045) 1px, transparent 1px); background-size: 32px 32px; mask-image: linear-gradient(#000, transparent 70%); -webkit-mask-image: linear-gradient(#000, transparent 70%); }
a { color: var(--cyan); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--display); font-weight: 800; line-height: .96; text-transform: uppercase; text-wrap: balance; margin: 0; }
p { margin: 0; }
.wrap { max-width: 1240px; margin: 0 auto; padding-left: var(--gl); padding-right: var(--gr); }
.narrow { max-width: 760px; }
.eyebrow { font: 500 .74rem/1.3 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--c, var(--cyan)); }
.muted { color: var(--muted); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .85rem 1.25rem; border-radius: 8px; font: 600 1rem/1 var(--body); text-decoration: none; border: 0; cursor: pointer; white-space: nowrap; }
.btn-cta { background: var(--cta); color: #160800; box-shadow: 0 10px 30px -10px rgba(244,123,32,.8); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line-2); }
.btn-ghost:hover { border-color: var(--cyan); }
section { padding-block: 72px; }
.head { max-width: 780px; display: grid; gap: 14px; margin-bottom: 32px; }
.head h2 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
.head p { color: var(--muted); font-size: 1.1rem; }

/* Top bar: a drawing-sheet tab on the left, Journal first on the right. No logo bar, no dropdowns. */
.topbar { position: sticky; top: 0; z-index: 50; background: rgba(4,6,11,.9); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); padding-top: env(safe-area-inset-top, 0px); }
.topbar .in { max-width: 1240px; margin: 0 auto; padding: 0 var(--gr) 0 var(--gl); height: var(--top); display: flex; align-items: center; gap: 10px; }
.sheettab { display: inline-flex; align-items: baseline; gap: 10px; text-decoration: none; color: var(--text); min-width: 0; }
.sheettab b { font: 800 1.3rem/1 var(--display); letter-spacing: .04em; color: var(--muted); }
.sheettab b i { font-style: normal; color: var(--cyan); }
.sheettab span { font: 500 .66rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar .sp { flex: 1; }
.pill { display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 14px; border-radius: 99px; border: 1px solid var(--line-2); color: var(--text); text-decoration: none; font: 600 .92rem/1 var(--body); white-space: nowrap; }
.pill:hover { border-color: var(--cyan); }
.pill[aria-current="page"] { border-color: var(--c, var(--cyan)); color: var(--c, var(--cyan)); }
.pill.jr { --c: var(--pink); border-color: rgba(244,114,182,.7); box-shadow: 0 0 0 1px rgba(244,114,182,.15), 0 0 24px -6px rgba(244,114,182,.75); }
.pill.jr small { font: 500 .62rem/1 var(--mono); color: var(--pink); letter-spacing: .08em; }
.pill.demo { background: var(--cta); color: #160800; border-color: var(--cta); }
@media (max-width: 640px) { .sheettab span, .pill.demo, .pill.jr small { display: none; } .pill { height: 38px; padding: 0 12px; } }

/* Footer */
.foot { border-top: 1px solid var(--line); margin-top: 40px; }
.foot .wrap { padding-block: 28px 34px; display: grid; gap: 18px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.foot nav a { color: var(--text); text-decoration: none; font-weight: 500; }
.foot nav a:hover { color: var(--cyan); }
.foot .legal { font-size: .8rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }
.foot .note { font-family: var(--mono); color: var(--qcp); }


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


/* Top bar and footer lockups (real brand files, never retyped) */
.sheettab { align-items: center; }
.sheettab img { display: block; width: 32px; height: 32px; }
.foot .brand img { display: block; height: 52px; width: auto; }

/* Articles */
.alist { display: grid; gap: 16px; }
.alist a { display: grid; gap: 10px; padding: clamp(20px, 3.4vw, 30px); border-radius: 18px; text-decoration: none; color: var(--text); background: linear-gradient(160deg, color-mix(in srgb, var(--c) 14%, var(--surf)), var(--surf) 60%); border: 1px solid color-mix(in srgb, var(--c) 45%, var(--line)); transition: transform .2s, border-color .2s; }
.alist a:hover { transform: translateY(-3px); border-color: var(--c); }
.alist h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
.alist p { color: var(--muted); max-width: 60ch; }
.alist span { font-weight: 600; color: var(--c); }
.more { display: flex; flex-wrap: wrap; gap: 12px 18px; align-items: center; justify-content: space-between; padding: 18px 20px; border-radius: 14px; border: 1px dashed var(--line-2); margin-top: 16px; }
.more p { color: var(--muted); }
.ahead { padding-block: 64px 20px; }
.ahead .wrap { display: grid; gap: 16px; }
.ahead h1 { font-size: clamp(2.8rem, 7vw, 5rem); max-width: 16ch; }
.ahead h1 em { font-style: normal; color: var(--c); }
.ahead .sub { font-size: clamp(1.1rem, 2.2vw, 1.3rem); color: var(--muted); max-width: 54ch; }
.meta { font: 500 .72rem/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.prose { padding-block: 16px 56px; }
.prose .wrap > * + * { margin-top: 1.1em; }
.prose h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); margin-top: 1.8em; }
.prose p, .prose li { color: #D5DEE6; max-width: 66ch; }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose li + li { margin-top: .5em; }
.prose strong { color: var(--text); }
.prose blockquote { margin: 1.6em 0; padding: 18px 22px; border-left: 3px solid var(--c); background: var(--surf); border-radius: 0 12px 12px 0; font-size: 1.15rem; color: var(--text); }
.prose .pillars { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; max-width: none; }
.prose .pillars li { padding: 16px 18px; border-radius: 14px; background: var(--surf); border: 1px solid var(--line); max-width: none; margin: 0; }
.prose .pillars b { display: block; color: var(--c); margin-bottom: 4px; }
@media (max-width: 640px) { .prose .pillars { grid-template-columns: 1fr; } }
.status { display: inline-flex; gap: 8px; align-items: center; font: 500 .72rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--art); border: 1px solid color-mix(in srgb, var(--art) 50%, transparent); border-radius: 99px; padding: 8px 12px; width: fit-content; }

/* Company */
.lineup { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.lineup a { display: grid; gap: 12px; align-content: start; padding: 20px; border-radius: 16px; background: var(--surf); border: 1px solid var(--line); text-decoration: none; color: var(--text); transition: border-color .2s, transform .2s; }
.lineup a:hover { border-color: var(--c); transform: translateY(-3px); }
.lineup img { width: 56px; height: 56px; }
.lineup b { font-size: 1.15rem; }
.lineup small { font: 500 .66rem/1.3 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--c); }
.lineup p { color: var(--muted); font-size: .95rem; }
.lineup span { font: 500 .8rem/1 var(--mono); color: var(--c); }
@media (max-width: 860px) { .lineup { grid-template-columns: 1fr; } }
.rules { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.rules li { padding: 18px 20px; border-radius: 14px; background: var(--surf); border: 1px solid var(--line); }
.rules b { display: block; font-size: 1.05rem; margin-bottom: 4px; }
.rules p { color: var(--muted); }
@media (max-width: 640px) { .rules { grid-template-columns: 1fr; } }
.family { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; }
.family > div { padding: 22px; border-radius: 16px; border: 1px solid var(--line); background: var(--surf); display: grid; gap: 10px; align-content: start; }
.family p { color: var(--muted); }
@media (max-width: 760px) { .family { grid-template-columns: 1fr; } }

/* Contact form */
.formwrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 32px; align-items: start; }
@media (max-width: 860px) { .formwrap { grid-template-columns: 1fr; } }
.form { display: grid; gap: 14px; padding: clamp(18px, 3vw, 28px); border-radius: 18px; background: var(--surf); border: 1px solid var(--line-2); }
.form .two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .form .two { grid-template-columns: 1fr; } }
.form label { display: grid; gap: 6px; font: 500 .74rem/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.form input[type=text], .form input[type=email], .form input[type=tel], .form textarea { width: 100%; font: 400 16px/1.4 var(--body); color: var(--text); background: var(--bg); border: 1px solid var(--line-2); border-radius: 10px; padding: 12px 14px; }
.form textarea { min-height: 130px; resize: vertical; }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0,229,255,.18); }
.form fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 8px; }
.form legend { font: 500 .74rem/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label { display: inline-flex; align-items: center; gap: 8px; text-transform: none; letter-spacing: 0; font: 500 .95rem/1 var(--body); color: var(--text); border: 1px solid var(--line-2); border-radius: 99px; padding: 10px 14px; cursor: pointer; }
.chips input { accent-color: var(--cta); width: 16px; height: 16px; margin: 0; }
.chips label:has(input:checked) { border-color: var(--cta); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.formmsg { min-height: 1.4em; font-weight: 600; }
.formmsg.ok { color: var(--green); } .formmsg.err { color: var(--stop); }
.side { display: grid; gap: 16px; }
.side p { color: var(--muted); }
.side .mail { font: 600 1.15rem/1.3 var(--body); color: var(--text); }
.legalpage h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-top: 1.6em; }

/* Credit lines, Blog page, company story */
.xpost { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 18px; padding: 10px 14px; border-radius: 10px; background: var(--surf); border: 1px solid var(--line); font-size: .9rem; color: var(--muted); }
.xpost span { font: 500 .68rem var(--mono); letter-spacing: .14em; text-transform: uppercase; color: #04060B; background: var(--art); padding: 3px 8px; border-radius: 6px; }
.credit { margin-top: 14px; font: 500 .92rem var(--mono); color: var(--muted); }
.empty { padding: 22px; border-radius: 16px; border: 1px dashed var(--line-2); color: var(--muted); }
.alist.also a h2 { font-size: 1.3rem; }
.story { display: grid; gap: 14px; max-width: 760px; font-size: 1.08rem; }
.story .aim { margin-top: 6px; padding: 16px 18px; border-radius: 14px; border-left: 3px solid var(--cta); background: var(--surf); }
.story .aim b { color: var(--cta); }

/* Shared comments */
.comments { margin: 56px 0 24px; padding-top: 28px; border-top: 1px solid var(--line); }
.comments .c-head { display: grid; gap: 10px; margin-bottom: 18px; }
.comments h2 { font-size: clamp(1.8rem, 5vw, 2.4rem); }
.c-list { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 10px; }
.c-list li { padding: 14px 16px; border-radius: 12px; background: var(--surf); border: 1px solid var(--line); }
.c-list .c-none { color: var(--muted); border-style: dashed; }
.c-meta { display: flex; flex-wrap: wrap; gap: 10px; align-items: baseline; margin-bottom: 6px; }
.c-meta span { font: 500 .78rem var(--mono); color: var(--muted); }
.c-form { display: grid; gap: 12px; }
.c-form label { display: grid; gap: 6px; font-weight: 600; font-size: .92rem; }
.c-form input, .c-form textarea { width: 100%; padding: .75rem .85rem; border-radius: 10px; border: 1px solid var(--line-2); background: #070A10; color: var(--text); font: 400 1rem var(--body); }
.c-form button { justify-self: start; }
.c-msg { color: var(--muted); font-size: .92rem; }
.c-closed { padding: 14px 16px; border-radius: 12px; border: 1px dashed var(--line-2); color: var(--muted); }
.c-act { margin-top: 10px; display: flex; gap: 8px; }
.prose-body > * + * { margin-top: 1.1em; }