/* ==========================================================================
   IPAS — Mars Society Convention 2026 — "Martian Republic Series" deck
   Brand DNA from the 2022 Martian Republic and 2023 Hash-War decks:
   black canvas, Mars crescent, gold #BF9000 / red #990000 corner stripes,
   navy menu mark, Oswald titles, Montserrat body, slanted image strips.
   Canvas: 1920 x 1080. One <section class="slide"> per slide.
   ========================================================================== */

@font-face { font-family: 'Oswald'; src: url(../fonts/Oswald-VF.ttf) format('truetype'); font-weight: 200 700; }
@font-face { font-family: 'Montserrat'; src: url(../fonts/Montserrat-VF.ttf) format('truetype'); font-weight: 100 900; }
@font-face { font-family: 'Montserrat'; src: url(../fonts/Montserrat-Italic-VF.ttf) format('truetype'); font-weight: 100 900; font-style: italic; }
@font-face { font-family: 'JetBrains Mono'; src: url(../fonts/JetBrainsMono-VF.ttf) format('truetype'); font-weight: 100 800; }

:root {
  /* Martian Republic Series palette */
  --black: #000;
  --gold: #bf9000;
  --gold-hi: #e2b43a;
  --red: #990000;
  --navy: #1b212c;
  --navy-hi: #55688b;
  --slate: #4e5567;

  /* semantic */
  --ink: #f2f2f2;
  --ink2: rgba(242, 242, 242, 0.76);
  --ink3: rgba(242, 242, 242, 0.5);
  --ink4: rgba(242, 242, 242, 0.2);
  --line: rgba(242, 242, 242, 0.14);
  --mars: #e2622b;
  --mars-soft: rgba(226, 98, 43, 0.16);
  --earth: #62b8db;
  --earth-soft: rgba(98, 184, 219, 0.15);
  --light: #f2d28b;
  --ok: #8fcf9f;

  --parch: #f5f0e8;
  --parch-ink: #1d1a15;
  --parch-ink2: #4f473a;

  --f-title: 'Oswald', 'Arial Narrow', sans-serif;
  --f-body: 'Montserrat', system-ui, sans-serif;
  --f-mono: 'JetBrains Mono', Menlo, monospace;

  --ml: 268px;   /* text starts right of the corner mark, as in the series template */
  --mr: 128px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: #000; }
body { font-family: var(--f-body); color: var(--ink); -webkit-font-smoothing: antialiased; }

@page { size: 1920px 1080px; margin: 0; }

.slide {
  width: 1920px; height: 1080px; position: relative; overflow: hidden; background: #000;
  break-after: page; page-break-after: always;
}
.slide:last-of-type { break-after: auto; page-break-after: auto; }

/* ---------- layers ---------- */
.bg { position: absolute; inset: 0; z-index: 0; }
.bg img { width: 100%; height: 100%; object-fit: cover; display: block; }
.shade { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.content { position: absolute; inset: 0; z-index: 3; padding: 78px var(--mr) 120px var(--ml); }
.grain { position: absolute; inset: 0; z-index: 7; background: url(../tex/grain.png); opacity: 0.03; pointer-events: none; }
.topo { position: absolute; inset: -40px; z-index: 0; background: url(../tex/topo.svg) center / cover no-repeat; opacity: 0.06; }

/* the series' Mars crescent backdrop (content slides) */
.mars-crescent { position: absolute; z-index: 0; right: -260px; top: -330px; width: 1500px; height: 1500px; }
.mars-crescent img { width: 100%; height: 100%; object-fit: cover; }
.mars-edge { position: absolute; z-index: 0; right: -120px; top: 0; height: 1080px; }
.mars-edge img { height: 100%; display: block; }

/* cinematic letterbox for 21:9 imagery */
.scope .bg { top: 128px; bottom: 129px; }

/* ---------- series chrome ---------- */
.mark { position: absolute; left: 0; top: 0; z-index: 8; width: 230px; height: 300px; }
.foot {
  position: absolute; left: var(--ml); right: var(--mr); bottom: 40px; z-index: 8;
  display: flex; justify-content: space-between; align-items: center;
  font: 500 14px/1 var(--f-mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--ink3);
}
.foot .lt { display: flex; align-items: center; gap: 12px; }
.foot .lt i { width: 7px; height: 7px; border-radius: 50%; background: var(--mars); box-shadow: 0 0 0 4px rgba(226, 98, 43, .2); }
.foot .pg { color: var(--ink); background: var(--navy); padding: 8px 12px; letter-spacing: .12em; }
.paper .foot { color: var(--parch-ink2); }

.ref {
  position: absolute; right: var(--mr); top: 42px; z-index: 8;
  font: 500 15px/1 var(--f-mono); letter-spacing: .22em; text-transform: uppercase; color: var(--gold-hi);
}
.paper .ref { color: var(--red); }

/* ---------- type ---------- */
.t { font-family: var(--f-title); font-weight: 500; font-size: 78px; line-height: 1.04; letter-spacing: .002em; color: var(--ink); }
.t-s { font-size: 60px; }
.st { font-family: var(--f-title); font-weight: 600; text-transform: uppercase; line-height: .98; letter-spacing: .004em; }
.st-xxl { font-size: 188px; }
.st-xl { font-size: 140px; }
.st-l { font-size: 112px; }
.st-m { font-size: 88px; }
.st-s { font-size: 64px; line-height: 1.02; }
.st-xs { font-size: 46px; line-height: 1.06; }

.kicker { font: 500 19px/1 var(--f-mono); letter-spacing: .24em; text-transform: uppercase; color: var(--gold-hi); margin-bottom: 26px; }

.accent { color: var(--mars); }
.earth { color: var(--earth); }
.gold { color: var(--gold-hi); }
.lightc { color: var(--light); }
.dim { color: var(--ink3); }

.lede { font: 300 38px/1.38 var(--f-body); color: var(--ink2); max-width: 1180px; }
.lede b, .body b, .body-s b { color: var(--ink); font-weight: 600; }
.body { font: 400 29px/1.48 var(--f-body); color: var(--ink2); }
.body-s { font: 400 24px/1.5 var(--f-body); color: var(--ink2); }
.mono { font-family: var(--f-mono); }
.small { font: 400 20px/1.45 var(--f-body); color: var(--ink3); }
.label { font: 500 17px/1.2 var(--f-mono); letter-spacing: .18em; text-transform: uppercase; color: var(--ink3); }
em { font-style: italic; }

.credit {
  position: absolute; right: var(--mr); bottom: 86px; z-index: 6; max-width: 980px;
  font: 400 14px/1.45 var(--f-mono); letter-spacing: .03em; color: var(--ink3); text-align: right;
}
.credit.left { right: auto; left: var(--ml); text-align: left; }

/* numbered rows, as in the series' 01 / 02 / 03 slides */
.nrow { display: grid; grid-template-columns: 96px 1fr; column-gap: 26px; align-items: baseline; }
.nrow .n { font: 500 30px/1 var(--f-mono); color: var(--gold-hi); }

/* ---------- components ---------- */
.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .025));
  border: 1px solid var(--line); border-radius: 6px; padding: 32px 36px;
}
.card.navy { background: linear-gradient(180deg, rgba(27, 33, 44, .95), rgba(27, 33, 44, .78)); border-color: rgba(85, 104, 139, .45); }
.chip {
  display: inline-flex; align-items: center; gap: 10px; padding: 8px 14px; border: 1px solid var(--line);
  font: 500 16px/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink2);
}
.stat-n { font: 600 96px/.9 var(--f-title); letter-spacing: .005em; }
.stat-l { font: 400 23px/1.4 var(--f-body); color: var(--ink2); margin-top: 14px; }
.screenshot { border-radius: 10px; box-shadow: 0 30px 80px rgba(0, 0, 0, .7), 0 0 0 1px rgba(255, 255, 255, .1); display: block; }
.bar-gold { width: 84px; height: 6px; background: var(--gold); }
.bar-red { width: 84px; height: 6px; background: var(--red); }

/* slanted image strips (section dividers) */
.strips { position: absolute; inset: 0; z-index: 1; }
.strip { position: absolute; inset: 0; }
.strip img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* builds */
[data-step] { transition: opacity .45s ease; }
.is-hidden { opacity: 0 !important; }
.is-past { opacity: .32; }

/* parchment "journal" slides — a page of the paper */
.slide.paper { background: var(--parch); color: var(--parch-ink); }
.slide.paper .topo { opacity: .14; }
.slide.paper .t { color: var(--parch-ink); }
.slide.paper .lede, .slide.paper .body { color: var(--parch-ink2); }

aside.notes { display: none; }

/* ---------- present mode (browser) ---------- */
body.present { overflow: hidden; height: 100vh; }
body.present .slide { position: absolute; left: 50%; top: 50%; transform-origin: center center; display: none; }
body.present .slide.on { display: block; }
body.present .hint {
  position: fixed; left: 50%; bottom: 18px; transform: translateX(-50%); z-index: 99;
  font: 500 13px/1 var(--f-mono); letter-spacing: .12em; color: #ccc; background: rgba(0,0,0,.65);
  padding: 9px 14px; border-radius: 4px; transition: opacity 1.2s ease; pointer-events: none; white-space: nowrap;
}
body.present .hint.gone { opacity: 0; }
@media (max-width: 640px) { body.present .hint { font-size: 10px; letter-spacing: .06em; } }