/* CTW Network website. Warm paper palette, system fonts, no frameworks.
   Colours are tokens on :root; dark mode only swaps the tokens. */
:root {
  --paper: #fbf3e4;
  --paper-2: #f3e6cf;
  --card: #fffaf0;
  --ink: #3b2a1f;
  --ink-soft: #66503f;
  --line: #e2d0b3;
  --accent: #b84a24;        /* terracotta: buttons, links */
  --accent-ink: #ffffff;
  --accent-hover: #9c3b1a;
  --red: #c8402f;
  --blue: #2f6bb0;
  --moss: #4f6f2f;
  --gold: #e0a93a;
  --focus: #1f5fa8;
  --ok: #2f7d3a;
  --bad: #b3261e;
  --radius: 14px;
  --font-display: "Rockwell", "Roboto Slab", "Bitter", Georgia, "Times New Roman", serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Mono", Consolas, Menlo, monospace;
}
:root[data-theme="dark"] { color-scheme: dark; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #241a13; --paper-2: #2d2118; --card: #30241a; --ink: #f4e7d1; --ink-soft: #cdb89d;
    --line: #4a3a2c; --accent: #e07a4a; --accent-ink: #2a160b; --accent-hover: #f08f61;
    --red: #e0675a; --blue: #6aa3e3; --moss: #9bbd72; --focus: #8cbcf2; --ok: #7fcf8a; --bad: #ff8a80;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #241a13; --paper-2: #2d2118; --card: #30241a; --ink: #f4e7d1; --ink-soft: #cdb89d;
  --line: #4a3a2c; --accent: #e07a4a; --accent-ink: #2a160b; --accent-hover: #f08f61;
  --red: #e0675a; --blue: #6aa3e3; --moss: #9bbd72; --focus: #8cbcf2; --ok: #7fcf8a; --bad: #ff8a80;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation: none !important; transition: none !important; } }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 1.0625rem/1.65 var(--font-body); -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--accent); text-underline-offset: .18em; }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.2rem, 5.5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; max-width: 66ch; }
.wrap { width: min(1080px, 100% - 2rem); margin-inline: auto; }
/* Narrow column that shares the left edge of .wrap, so headings and content line up. */
.narrow { width: min(720px, 100% - 2rem); margin-left: max(1rem, (100% - 1080px) / 2); margin-right: 1rem; }
.skip { position: absolute; left: -999px; top: .5rem; background: var(--ink); color: var(--paper); padding: .6rem 1rem; border-radius: 8px; z-index: 50; }
.skip:focus { left: .5rem; }
.eyebrow { font-size: .85rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin: 0 0 .6rem; }
.muted { color: var(--ink-soft); }

/* header */
.site-header { border-bottom: 1px solid var(--line); background: var(--paper); position: sticky; top: 0; z-index: 20; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 64px; }
.brand { display: flex; align-items: center; gap: .6rem; font: 700 1.25rem var(--font-display); color: var(--ink); text-decoration: none; }
.brand img { width: 32px; height: 32px; image-rendering: pixelated; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 10px; padding: .45rem .8rem; color: var(--ink); font: inherit; cursor: pointer; }
.nav { display: flex; align-items: center; gap: .25rem; }
.nav a, .nav .soon { padding: .5rem .8rem; border-radius: 10px; color: var(--ink); text-decoration: none; font-weight: 600; font-size: .98rem; }
.nav a:hover { background: var(--paper-2); color: var(--ink); }
.nav a[aria-current="page"] { background: var(--paper-2); box-shadow: inset 0 -2px 0 var(--accent); }
.nav .soon { color: var(--ink-soft); cursor: not-allowed; }
.nav .soon small { font-weight: 600; font-size: .72rem; border: 1px solid var(--line); border-radius: 99px; padding: .05rem .45rem; margin-left: .3rem; }
.nav .nav-cta { background: var(--accent); color: var(--accent-ink); }
.nav .nav-cta:hover { background: var(--accent-hover); color: var(--accent-ink); }
@media (max-width: 760px) {
  .nav-toggle { display: inline-block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; padding: .5rem 1rem 1rem; background: var(--paper); border-bottom: 1px solid var(--line); }
  .nav.open { display: flex; }
}

/* buttons */
.btn { display: inline-flex; align-items: center; gap: .5rem; padding: .8rem 1.3rem; border-radius: 12px; font: 700 1rem var(--font-body); text-decoration: none; border: 2px solid var(--accent); cursor: pointer; background: var(--accent); color: var(--accent-ink); transition: transform .12s, background .12s; }
.btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--accent-ink); transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--accent); }
.btn.ghost:hover { background: var(--paper-2); color: var(--accent-hover); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .55; cursor: not-allowed; transform: none; }

/* hero */
.hero { padding: clamp(2.5rem, 7vw, 5rem) 0 clamp(2rem, 5vw, 3.5rem); background: linear-gradient(var(--paper-2), var(--paper)); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 2.5rem; align-items: center; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lede { font-size: 1.2rem; color: var(--ink-soft); }
.hero-art { border-radius: var(--radius); overflow: hidden; border: 2px solid var(--line); box-shadow: 6px 6px 0 var(--line); }
.hero-art img { width: 100%; height: auto; image-rendering: pixelated; }
@media (max-width: 820px) { .hero-grid { grid-template-columns: 1fr; } }
.cta-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.4rem; }

/* address box */
.address { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; margin: 1.4rem 0 0; padding: .6rem .6rem .6rem 1rem; background: var(--card); border: 2px solid var(--line); border-radius: 14px; max-width: 30rem; }
.address code { font: 700 1.1rem var(--font-mono); flex: 1 1 10rem; overflow-wrap: anywhere; }
.address .btn { padding: .5rem .95rem; font-size: .92rem; }
.pulse { display: inline-flex; align-items: center; gap: .5rem; font-size: .92rem; font-weight: 600; color: var(--ink-soft); margin-top: .7rem; }
.dot { width: .7rem; height: .7rem; border-radius: 50%; background: var(--line); flex: none; }
.dot.on { background: var(--ok); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ok) 25%, transparent); }
.dot.off { background: var(--bad); }

/* sections */
section { padding: clamp(2.2rem, 6vw, 4rem) 0; }
.alt { background: var(--paper-2); }
.section-head { margin-bottom: 1.6rem; }

/* modes: a stacked list with a coloured spine, not a row of identical cards */
.modes { display: grid; gap: 1.2rem; }
.mode { display: grid; grid-template-columns: 12px 1fr auto; gap: 1.2rem; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.3rem 1.4rem 1.3rem 0; overflow: hidden; }
.mode::before { content: ""; align-self: stretch; background: var(--spine, var(--accent)); margin: -1.3rem 0; }
.mode h3 { margin-bottom: .3rem; }
.mode p { margin: 0; color: var(--ink-soft); }
.mode .meta { font-size: .88rem; font-weight: 700; color: var(--ink); margin-bottom: .4rem; }
.mode.ctw { --spine: var(--red); } .mode.dungeon { --spine: var(--moss); } .mode.chaos { --spine: var(--blue); }
@media (max-width: 640px) { .mode { grid-template-columns: 10px 1fr; } .mode .btn { grid-column: 2; justify-self: start; } }
.tag { display: inline-block; font-size: .75rem; font-weight: 700; padding: .12rem .55rem; border-radius: 99px; border: 1px solid var(--line); color: var(--ink-soft); vertical-align: middle; margin-left: .4rem; }

/* steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; counter-reset: s; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 2.6rem 1fr; gap: 1rem; align-items: start; }
.steps li::before { content: counter(s); font: 700 1.2rem var(--font-display); width: 2.6rem; height: 2.6rem; display: grid; place-items: center; background: var(--gold); color: #3b2a1f; border-radius: 10px; }
.steps strong { display: block; }

/* two-column prose */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } }
.facts { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.4rem; }
.facts dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: .45rem 1.2rem; }
.facts dt { font-weight: 700; } .facts dd { margin: 0; color: var(--ink-soft); }
.page-head { padding: clamp(2rem, 5vw, 3.5rem) 0 1rem; background: linear-gradient(var(--paper-2), var(--paper)); }
.page-head p { font-size: 1.15rem; color: var(--ink-soft); }
.prose h2 { margin-top: 2rem; } .prose ul { padding-left: 1.2rem; max-width: 66ch; } .prose li { margin-bottom: .4rem; }
.callout { border-left: 5px solid var(--gold); background: var(--card); padding: 1rem 1.2rem; border-radius: 0 var(--radius) var(--radius) 0; max-width: 66ch; }

/* status */
.status-card { background: var(--card); border: 2px solid var(--line); border-radius: var(--radius); padding: 1.6rem; }
.status-big { display: flex; align-items: center; gap: .9rem; font: 700 1.9rem var(--font-display); }
.status-big .dot { width: 1.1rem; height: 1.1rem; }
.status-card dl { display: grid; grid-template-columns: auto 1fr; gap: .5rem 1.4rem; margin: 1.2rem 0 0; }
.status-card dt { font-weight: 700; } .status-card dd { margin: 0; color: var(--ink-soft); overflow-wrap: anywhere; }

/* forms */
form.stack { display: grid; gap: 1.1rem; }
label, legend { font-weight: 700; display: block; margin-bottom: .3rem; }
.hint { font-weight: 400; color: var(--ink-soft); font-size: .92rem; }
input[type=text], input[type=url], textarea, select { width: 100%; padding: .7rem .85rem; font: inherit; color: var(--ink); background: var(--card); border: 2px solid var(--line); border-radius: 10px; }
textarea { min-height: 9rem; resize: vertical; }
fieldset { border: 0; padding: 0; margin: 0; }
.choice { display: flex; flex-wrap: wrap; gap: .7rem; }
.choice label { display: flex; align-items: center; gap: .55rem; font-weight: 600; border: 2px solid var(--line); background: var(--card); padding: .7rem 1rem; border-radius: 12px; cursor: pointer; margin: 0; }
.choice input:checked + span { color: var(--accent); }
.choice label:has(input:checked) { border-color: var(--accent); }
.hp { position: absolute; left: -9999px; }
.notice { padding: .9rem 1.1rem; border-radius: 12px; border: 2px solid var(--line); background: var(--card); max-width: 66ch; }
.notice.good { border-color: var(--ok); } .notice.bad { border-color: var(--bad); }

/* footer */
.site-footer { border-top: 1px solid var(--line); background: var(--paper-2); padding: 2.2rem 0; font-size: .95rem; }
.foot { display: flex; flex-wrap: wrap; gap: 1.5rem 3rem; justify-content: space-between; }
.foot ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .35rem; }
.foot a { color: var(--ink); }
.fine { margin-top: 1.5rem; color: var(--ink-soft); font-size: .85rem; max-width: none; }
[hidden] { display: none !important; }