/* TPCSA AI policy resources. Jordache Johnson brand: black stage, white type, hot magenta. */

@font-face {
  font-family: "Inter";
  src: url("fonts/Inter-VariableFont_opsz_wght.ttf") format("truetype-variations");
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: "Montserrat";
  src: url("fonts/Montserrat-VariableFont_wght.ttf") format("truetype-variations");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --ink: #000;
  --ink-1: #0a0a0a;
  --ink-2: #111;
  --ink-3: #1a1a1a;
  --ink-4: #242424;
  --fg: #fff;
  --fg-2: rgba(255, 255, 255, 0.72);
  --fg-3: rgba(255, 255, 255, 0.48);
  --accent: #f23483;
  --accent-hot: #ff3d8f;
  --have: #3ddc97;
  --conflict: #ffb020;
  --font-display: "Montserrat", "Inter", system-ui, sans-serif;
  --font-sans: "Inter", system-ui, -apple-system, "Helvetica Neue", sans-serif;
  --wrap: 1080px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.eyebrow {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin: 0;
}

h1 { font-size: clamp(40px, 7.4vw, 88px); line-height: 0.92; }
h2 { font-size: clamp(28px, 4.2vw, 46px); line-height: 0.98; }
h3 { font-size: 19px; line-height: 1.15; letter-spacing: -0.01em; }

.lede { font-size: clamp(18px, 2vw, 22px); color: var(--fg-2); max-width: 38em; margin: 24px 0 0; }

.accent { color: var(--accent); }

.masthead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.masthead span:last-child { color: var(--fg-3); font-weight: 600; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--fg);
  background: var(--accent);
  border: 0;
  border-radius: 999px;
  padding: 16px 28px;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}
.btn:hover { background: var(--accent-hot); }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: 0.55; cursor: default; }
.btn.ghost { background: transparent; border: 1px solid var(--ink-4); }
.btn.ghost:hover { border-color: var(--fg-3); background: transparent; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

section { padding: 72px 0; border-top: 1px solid var(--ink-4); }
section > .wrap > .lede { margin-bottom: 40px; }

.fine { font-size: 14px; color: var(--fg-3); }

footer { border-top: 1px solid var(--ink-4); padding: 40px 0 64px; }
footer p { margin: 0 0 10px; max-width: 46em; }

/* ---------- Gate ---------- */

.gate { --wrap: 1160px; min-height: 100vh; min-height: 100dvh; display: flex; flex-direction: column; }
.gate > .wrap { width: 100%; }
.gate > .grow { flex: 1; display: flex; flex-direction: column; }
.gate main { flex: 1; display: grid; grid-template-columns: minmax(0, 1fr) 440px; gap: 64px; align-items: center; padding: 40px 0 80px; }
.gate h1 { font-size: clamp(40px, 5.6vw, 88px); }
.gate footer { padding: 28px 0 32px; }
.gate ul { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 12px; color: var(--fg-2); }
.gate li { padding-left: 22px; position: relative; }
.gate li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 10px; height: 2px; background: var(--accent); }

.host { display: flex; align-items: center; gap: 18px; margin-top: 40px; }
.host img { width: 88px; height: 88px; border-radius: 50%; object-fit: cover; border: 2px solid var(--accent); flex: none; }
.host p { margin: 0; display: grid; gap: 2px; }
.host b { font-family: var(--font-display); font-weight: 800; font-size: 14px; letter-spacing: 0.14em; text-transform: uppercase; }
.host span { color: var(--fg-3); font-size: 14px; }

.card { background: var(--ink-2); border: 1px solid var(--ink-4); border-radius: 18px; padding: 32px; }

form { display: grid; gap: 18px; }
label { display: grid; gap: 8px; font-size: 14px; font-weight: 600; color: var(--fg-2); }
label small { font-weight: 400; color: var(--fg-3); }
input[type="email"], input[type="text"], input[type="password"], select {
  width: 100%;
  font: inherit;
  color: var(--fg);
  background: var(--ink);
  border: 1px solid var(--ink-4);
  border-radius: 10px;
  padding: 14px 16px;
}
input:focus, select:focus { border-color: var(--accent); outline: none; }
.check { display: flex; gap: 12px; align-items: flex-start; font-weight: 400; }
.check input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--accent); flex: none; }
.error { color: #ff7a9e; font-size: 14px; min-height: 1.4em; margin: 0; }
.trap { position: absolute; left: -9999px; }

/* ---------- Resource page ---------- */

.hero { padding: 48px 0 80px; }

.grid { display: grid; gap: 20px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.four { grid-template-columns: repeat(4, 1fr); }

.video { background: var(--ink-2); border: 1px solid var(--ink-4); border-radius: 18px; overflow: hidden; }
.video .frame { aspect-ratio: 16 / 9; background: var(--ink-1); display: grid; place-items: center; position: relative; }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video .soon { font-family: var(--font-display); font-weight: 800; font-size: 12px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--fg-3); }
.video .meta { padding: 22px 24px 26px; }
.video .num { font-family: var(--font-display); font-weight: 900; color: var(--accent); font-size: 13px; letter-spacing: 0.2em; }
.video h3 { margin: 8px 0 8px; }
.video p { margin: 0; color: var(--fg-2); font-size: 15px; }

.handout { display: flex; flex-direction: column; gap: 12px; background: var(--ink-2); border: 1px solid var(--ink-4); border-radius: 18px; padding: 24px; text-decoration: none; transition: border-color 0.15s ease, transform 0.15s ease; }
.handout:hover { border-color: var(--accent); transform: translateY(-2px); }
.handout .num { font-family: var(--font-display); font-weight: 900; font-size: 34px; line-height: 1; color: var(--fg-3); }
.handout p { margin: 0; color: var(--fg-2); font-size: 15px; flex: 1; }
.handout .go { font-family: var(--font-display); font-weight: 800; font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); }

.parts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--ink-4); border: 1px solid var(--ink-4); border-radius: 18px; overflow: hidden; }
.parts div { background: var(--ink-1); padding: 24px 20px; }
.parts h3 { font-size: 16px; }
.parts p { margin: 10px 0 0; color: var(--fg-2); font-size: 14.5px; }

.callout { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; background: var(--ink-2); border: 1px solid var(--ink-4); border-radius: 18px; padding: 36px; }
.callout p { margin: 12px 0 0; color: var(--fg-2); max-width: 36em; }

.step { display: grid; grid-template-columns: 1.55fr 1fr; gap: 36px; align-items: center; padding: 36px 0; border-top: 1px solid var(--ink-4); scroll-margin-top: 24px; }
.step:first-child { border-top: 0; padding-top: 0; }
.step .player, .player.wide { border: 1px solid var(--ink-4); border-radius: 18px; overflow: hidden; }
.player.wide { max-width: 860px; margin-top: 32px; }
.player.wide .frame { aspect-ratio: 16 / 9; background: var(--ink-1); display: grid; place-items: center; position: relative; }
.player.wide iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.player.wide .soon { font-family: var(--font-display); font-weight: 800; font-size: 12px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--fg-3); }
.step .frame { aspect-ratio: 16 / 9; background: var(--ink-1); display: grid; place-items: center; position: relative; }
.step iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.step .soon { font-family: var(--font-display); font-weight: 800; font-size: 12px; letter-spacing: 0.24em; text-transform: uppercase; color: var(--fg-3); }
.step .num { font-family: var(--font-display); font-weight: 900; color: var(--accent); font-size: 13px; letter-spacing: 0.2em; }
.step h3 { font-size: clamp(22px, 2.4vw, 28px); margin: 10px 0 10px; }
.step .about { margin: 0; color: var(--fg-2); }
.step .move-label { font-family: var(--font-display); font-weight: 800; font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fg-3); margin: 26px 0 6px; }
.step .move { margin: 0 0 20px; }
.step .actions { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.step .also { font-size: 14px; color: var(--fg-2); }

.copybar { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin: 28px 0 18px; }
.prompt { margin: 0; padding: 28px; background: var(--ink-2); border: 1px solid var(--ink-4); border-radius: 18px; font-family: var(--font-sans); font-size: 15px; line-height: 1.6; color: var(--fg-2); white-space: pre-wrap; overflow-wrap: anywhere; max-height: 560px; overflow-y: auto; }

.ladder { margin: 36px 0 0; max-width: 900px; }
.ladder .zones { display: grid; grid-template-columns: 2fr 3fr; font-family: var(--font-display); font-weight: 900; font-size: clamp(18px, 3.4vw, 34px); letter-spacing: 0.06em; text-transform: uppercase; text-align: center; }
.ladder .stairs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 2%; align-items: end; height: clamp(240px, 38vw, 380px); margin-top: 12px; }
.ladder .stair { height: var(--h); position: relative; display: flex; flex-direction: column; align-items: center; background: linear-gradient(90deg, #f23483 0%, #a02880 55%, #5a189a 100%); border-top: 5px solid #fff; border-radius: 2px 2px 0 0; opacity: 0.38; }
.ladder .stair.here { opacity: 1; }
.ladder .stair.op::before { content: ""; position: absolute; left: calc(-5% - 1px); bottom: 0; height: 400px; border-left: 2px dashed rgba(255, 255, 255, 0.7); }
.ladder .name { font-family: var(--font-display); font-weight: 800; font-size: clamp(9px, 1.5vw, 15px); letter-spacing: 0.1em; text-transform: uppercase; margin-top: 10px; }
.ladder .n { font-family: var(--font-display); font-weight: 900; font-size: clamp(22px, 4vw, 40px); line-height: 1; margin: auto 0; }
.ladder .flag { position: absolute; bottom: calc(100% + 14px); left: 50%; transform: translateX(-50%); white-space: nowrap; font-family: var(--font-display); font-weight: 800; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: #fff; background: var(--accent); border-radius: 999px; padding: 7px 12px; }
.ladder .flag::after { content: ""; position: absolute; top: 100%; left: 50%; margin-left: -5px; border: 5px solid transparent; border-top-color: var(--accent); }

.doors { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.door { display: flex; flex-direction: column; align-items: flex-start; background: var(--ink-2); border: 1px solid var(--ink-4); border-radius: 22px; padding: 40px 36px; text-decoration: none; transition: border-color 0.15s ease, transform 0.15s ease; }
.door:hover { border-color: var(--accent); transform: translateY(-3px); }
.door .num { font-family: var(--font-display); font-weight: 900; font-size: 56px; line-height: 1; color: var(--fg-3); margin-bottom: 28px; }
.door h2 { font-size: clamp(28px, 3.4vw, 40px); }
.door p:not(.eyebrow) { color: var(--fg-2); margin: 16px 0 32px; flex: 1; }
.door:hover .btn { background: var(--accent-hot); }

/* ---------- Checklist ---------- */

.part { margin-top: 48px; }
.part > p { color: var(--fg-2); margin: 8px 0 20px; }

.item { display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: start; padding: 20px 0; border-top: 1px solid var(--ink-4); }
.item h3 { text-transform: none; font-family: var(--font-sans); font-weight: 700; font-size: 17px; letter-spacing: 0; }
.item .q { margin: 4px 0 0; color: var(--fg-2); font-size: 15px; }
.item .tx { margin: 8px 0 0; color: var(--fg-3); font-size: 14px; }
.item .tx b { color: var(--fg-2); font-weight: 600; }

.marks { display: inline-flex; border: 1px solid var(--ink-4); border-radius: 999px; overflow: hidden; }
.marks button { font: inherit; font-size: 13px; font-weight: 600; color: var(--fg-2); background: transparent; border: 0; border-right: 1px solid var(--ink-4); padding: 10px 14px; cursor: pointer; white-space: nowrap; }
.marks button:last-child { border-right: 0; }
.marks button:hover { color: var(--fg); background: var(--ink-3); }
.marks button[aria-pressed="true"][data-v="have"] { background: var(--have); color: #000; }
.marks button[aria-pressed="true"][data-v="missing"] { background: var(--fg); color: #000; }
.marks button[aria-pressed="true"][data-v="conflict"] { background: var(--conflict); color: #000; }

.results { position: sticky; bottom: 0; background: rgba(0, 0, 0, 0.92); backdrop-filter: blur(10px); border-top: 1px solid var(--ink-4); padding: 14px 0; z-index: 5; }
.results .wrap { display: flex; gap: 24px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.tally { display: flex; gap: 22px; font-size: 14px; color: var(--fg-2); flex-wrap: wrap; }
.tally b { font-family: var(--font-display); font-weight: 900; font-size: 20px; color: var(--fg); margin-right: 6px; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 8px; }

.path { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 1px; background: var(--ink-4); border: 1px solid var(--ink-4); border-radius: 18px; overflow: hidden; counter-reset: step; }
.path li { counter-increment: step; background: var(--ink-1); padding: 18px 22px 18px 68px; position: relative; }
.path li::before { content: counter(step); position: absolute; left: 22px; top: 16px; font-family: var(--font-display); font-weight: 900; font-size: 22px; color: var(--fg-3); }
.path li b { font-family: var(--font-display); font-weight: 800; text-transform: uppercase; letter-spacing: 0.02em; }
.path li span { color: var(--fg-2); }
.path li.start { background: var(--ink-2); box-shadow: inset 4px 0 0 var(--accent); }
.path li.start::before { color: var(--accent); }
.path li .gaps { display: block; margin-top: 8px; font-size: 14px; color: var(--fg-2); }
.path li .tag { display: inline-block; margin-left: 10px; font-family: var(--font-display); font-weight: 800; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); }

.asks { color: var(--fg-2); padding-left: 20px; display: grid; gap: 8px; }

@media (max-width: 900px) {
  .gate main { grid-template-columns: 1fr; gap: 40px; align-items: start; padding: 24px 0 56px; }
  .gate h1 { font-size: clamp(40px, 11vw, 72px); }
  .gate .card { padding: 24px; }
  .gate .btn { width: 100%; }
  .host { margin-top: 28px; gap: 14px; }
  .host img { width: 64px; height: 64px; }
  .masthead { gap: 16px; font-size: 12px; padding: 22px 0; }
  .grid.two, .grid.four { grid-template-columns: 1fr; }
  .step { grid-template-columns: 1fr; gap: 22px; }
  .doors { grid-template-columns: 1fr; }
  .ladder .flag { left: 0; transform: none; font-size: 9px; padding: 6px 9px; }
  .ladder .flag::after { left: 24px; }
  .parts { grid-template-columns: 1fr; }
  .callout { grid-template-columns: 1fr; }
  .item { grid-template-columns: 1fr; }
  .marks { width: 100%; }
  .marks button { flex: 1; padding: 12px 6px; }
  section { padding: 56px 0; }
}

@media print {
  body { background: #fff; color: #000; font-size: 12px; }
  .results, .btn, .masthead, .marks button[aria-pressed="false"] { display: none !important; }
  .marks { border: 0; }
  .marks button[aria-pressed="true"] { background: none !important; color: #000 !important; font-weight: 800; padding: 0; }
  .item .q, .item .tx, .part > p, .lede, .path li span, .path li .gaps, .asks, .fine { color: #333 !important; }
  .item .tx b { color: #000; }
  section, .item, footer { border-color: #ccc; }
  .path, .path li { background: #fff; border-color: #ccc; }
  h1 { font-size: 30px; }
}