/* StoryTangl wireframes — engineering-notebook mid-fi */

:root {
  --ink: #1a1a1a;
  --ink-2: #3a3a3a;
  --ink-3: #6a6a6a;
  --ink-4: #9a9a9a;
  --paper: #f6f3ea;
  --paper-2: #ede9dc;
  --rule: #c9c3b0;
  --rule-strong: #2a2a2a;
  --accent: #b23a1d; /* red pencil */
  --accent-ink: #5a1b0d;
  --blue-pencil: #3a5d7a;
  --grid: #d6cfb8;
  --grid-minor: #e3dcc7;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, "Menlo", monospace;
  --hand: "Caveat", "Kalam", cursive;
  --serif: "Newsreader", "Source Serif Pro", "Georgia", serif;
  --sans: "Inter Tight", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.45;
}

/* Graph-paper backdrop */
.paper {
  min-height: 100vh;
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--grid-minor) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-minor) 1px, transparent 1px),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 16px 16px, 16px 16px, 80px 80px, 80px 80px;
  background-position: -1px -1px, -1px -1px, -1px -1px, -1px -1px;
}

/* Top rail */
.rail {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 18px;
  padding: 10px 20px;
  background: rgba(246,243,234,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1.5px solid var(--rule-strong);
}
.rail .brand {
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 13px;
  text-transform: uppercase;
}
.rail .brand b { color: var(--accent); }
.rail .sep { width: 1px; height: 20px; background: var(--rule); }
.rail .doc-meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.rail .spacer { flex: 1; }

.tabs { display: flex; gap: 2px; }
.tab {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 6px 10px;
  border: 1.5px solid var(--rule-strong);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  border-right-width: 0;
}
.tab:last-child { border-right-width: 1.5px; }
.tab[aria-selected="true"] {
  background: var(--ink);
  color: var(--paper);
}

/* Page container */
.page {
  max-width: 1360px;
  margin: 0 auto;
  padding: 24px 28px 80px;
}

/* Section headers — like notebook chapter labels */
.sec-head {
  display: flex; align-items: baseline; gap: 14px;
  margin: 28px 0 12px;
  border-bottom: 1.5px solid var(--rule-strong);
  padding-bottom: 6px;
}
.sec-head .idx {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.sec-head h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 22px;
  margin: 0;
  letter-spacing: -0.01em;
}
.sec-head .sub {
  font-family: var(--hand);
  font-size: 18px;
  color: var(--accent);
  margin-left: auto;
  transform: rotate(-1.5deg);
}

.note {
  font-family: var(--hand);
  color: var(--accent);
  font-size: 17px;
  line-height: 1.2;
}
.note--small { font-size: 15px; }
.note--ink { color: var(--ink-2); }
.note--blue { color: var(--blue-pencil); }

/* Callout pill */
.pill {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 7px;
  border: 1.25px solid var(--ink);
  background: var(--paper);
}
.pill--solid { background: var(--ink); color: var(--paper); }
.pill--ghost { border-color: var(--ink-4); color: var(--ink-3); }

/* Frame (generic wireframe frame) */
.frame {
  position: relative;
  background: var(--paper);
  border: 1.5px solid var(--rule-strong);
  box-shadow: 4px 4px 0 0 var(--ink);
}
.frame > .frame-label {
  position: absolute;
  top: -10px; left: 16px;
  background: var(--paper);
  padding: 0 8px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.frame > .frame-tag {
  position: absolute;
  top: -10px; right: 16px;
  background: var(--paper);
  padding: 0 8px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.frame-body { padding: 20px 22px; }

/* Two-col side by side */
.rows { display: grid; gap: 28px; }
.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ---------- Widget primitives (wireframe versions) ---------- */

/* Placeholder image */
.ph-img {
  position: relative;
  background:
    repeating-linear-gradient(135deg, var(--paper-2) 0 10px, var(--paper) 10px 20px);
  border: 1.25px solid var(--ink);
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
}
.ph-img.landscape { aspect-ratio: 16 / 9; }
.ph-img.portrait { aspect-ratio: 3 / 4; }
.ph-img.square { aspect-ratio: 1 / 1; }
.ph-img .ph-x {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to top right, transparent 49.7%, rgba(0,0,0,0.25) 49.8%, rgba(0,0,0,0.25) 50.2%, transparent 50.3%),
    linear-gradient(to top left, transparent 49.7%, rgba(0,0,0,0.25) 49.8%, rgba(0,0,0,0.25) 50.2%, transparent 50.3%);
  pointer-events: none;
}
.ph-img .tag {
  position: absolute;
  bottom: 6px; left: 6px;
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 1px 6px;
  color: var(--ink-2);
  font-size: 10px;
}

/* Prose */
.prose {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  text-wrap: pretty;
}
.prose p + p { margin-top: 0.9em; }
.prose .drop {
  float: left;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 42px;
  line-height: 0.9;
  padding: 4px 8px 0 0;
}

/* Title */
.block-title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 20px;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}
.block-kicker {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 4px;
}

/* Choice list */
.choices { display: grid; gap: 8px; }
.choice {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1.25px solid var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 14px;
  cursor: pointer;
  text-align: left;
  transition: background 90ms;
}
.choice:hover { background: var(--paper-2); }
.choice:disabled, .choice.locked {
  color: var(--ink-4);
  border-style: dashed;
  cursor: not-allowed;
  background: transparent;
}
.choice .kbd {
  font-family: var(--mono);
  font-size: 10px;
  border: 1px solid var(--ink);
  padding: 1px 5px;
  background: var(--paper-2);
}
.choice .arr { font-family: var(--mono); color: var(--ink-3); }
.choice.locked .kbd { border-style: dashed; }

/* Dialog line */
.dialog {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px dashed var(--rule);
}
.dialog:first-child { border-top: 0; }
.dialog .av {
  width: 48px; height: 48px;
  border: 1.25px solid var(--ink);
  border-radius: 50%;
  background:
    repeating-linear-gradient(45deg, var(--paper-2) 0 6px, var(--paper) 6px 12px);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 10px; color: var(--ink-3);
}
.dialog .who {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-2);
  margin-bottom: 2px;
}
.dialog .said {
  font-family: var(--serif);
  font-size: 15.5px;
  line-height: 1.5;
}

/* Status panel (kv_list / badges / item_list) */
.panel {
  border: 1.25px solid var(--ink);
  background: var(--paper);
}
.panel-hd {
  padding: 6px 10px;
  border-bottom: 1.25px solid var(--ink);
  background: var(--paper-2);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: flex; align-items: center; justify-content: space-between;
}
.panel-bd { padding: 10px 12px; }

.kv { display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; font-family: var(--mono); font-size: 12px; }
.kv .k { color: var(--ink-3); }
.kv .v { color: var(--ink); }

.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  border: 1.25px solid var(--ink);
  padding: 2px 7px;
  background: var(--paper);
}
.badge.on { background: var(--ink); color: var(--paper); }
.badge.dim { color: var(--ink-3); border-color: var(--ink-4); border-style: dashed; }

.item-list { display: grid; gap: 6px; font-family: var(--mono); font-size: 12px; }
.item-list .it {
  display: grid; grid-template-columns: 1fr auto;
  padding: 4px 6px;
  border-left: 2px solid var(--ink);
  background: var(--paper-2);
}
.item-list .it .lbl { font-family: var(--sans); font-weight: 600; font-size: 13px; }
.item-list .it .meta { color: var(--ink-3); }

/* Card-view (speculative CCG) */
.cardv {
  width: 150px; height: 210px;
  border: 1.25px solid var(--ink);
  background: var(--paper);
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 8px 10px;
  position: relative;
  box-shadow: 2px 2px 0 0 var(--ink);
}
.cardv .c-hd {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase;
}
.cardv .c-name { font-family: var(--serif); font-size: 15px; font-weight: 600; margin: 4px 0; }
.cardv .c-art {
  background:
    repeating-linear-gradient(135deg, var(--paper-2) 0 8px, var(--paper) 8px 16px);
  border: 1px solid var(--ink-4);
  margin: 2px 0 6px;
}
.cardv .c-tx {
  font-family: var(--serif);
  font-size: 10.5px;
  line-height: 1.3;
  color: var(--ink-2);
}
.cardv .c-cost {
  position: absolute; top: -8px; left: -8px;
  width: 22px; height: 22px; border-radius: 50%;
  border: 1.25px solid var(--ink); background: var(--paper);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 10px;
}

/* ---------- Shell wrappers ---------- */
.shell-showcase { margin-bottom: 34px; }
.shell-head { display: flex; align-items: flex-end; gap: 12px; margin-bottom: 10px; }
.shell-head h3 {
  font-family: var(--serif);
  font-size: 18px;
  margin: 0; font-weight: 600;
}
.shell-head .shell-code {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.shell-head .shell-sub {
  font-family: var(--hand);
  color: var(--accent);
  font-size: 17px;
  margin-left: auto;
}

/* Device — mock browser window inside the notebook */
.device {
  border: 1.5px solid var(--rule-strong);
  background: #fbf9f1;
  box-shadow: 6px 6px 0 0 var(--ink);
  overflow: hidden;
}
.device-chrome {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  background: var(--paper-2);
  border-bottom: 1px solid var(--rule-strong);
  font-family: var(--mono); font-size: 10px; color: var(--ink-3);
}
.device-chrome .dots { display: flex; gap: 4px; }
.device-chrome .dot { width: 10px; height: 10px; border-radius: 50%; border: 1px solid var(--ink); }
.device-chrome .url {
  flex: 1;
  border: 1px solid var(--ink);
  padding: 1px 8px;
  background: var(--paper);
  text-align: left;
}
/* DOSSIER SHELL */
.dossier {
  display: grid;
  grid-template-columns: 240px 1fr 260px;
  min-height: 560px;
  background: #fbf9f1;
}
.dossier .col { padding: 18px; }
.dossier .mid { border-left: 1px solid var(--rule); border-right: 1px solid var(--rule); }
.dossier h4.col-h {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 10px;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 6px;
}
.dossier .sub-stack { display: grid; gap: 14px; }
.crumbs {
  font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}
.crumbs b { color: var(--ink); }

/* SCROLL SHELL */
.scroll { padding: 22px 28px; background: #fbf9f1; min-height: 520px; }
.scroll .entry { border-left: 2px solid var(--ink); padding: 10px 0 20px 14px; margin-bottom: 10px; }
.scroll .entry.past { opacity: 0.55; }
.scroll .entry .step-idx {
  font-family: var(--mono); font-size: 10px; color: var(--ink-3);
  letter-spacing: 0.1em; text-transform: uppercase;
  margin-bottom: 6px;
}

/* VN SHELL */
.vn {
  position: relative;
  height: 500px;
  background:
    repeating-linear-gradient(135deg, var(--paper-2) 0 14px, #f2ecd9 14px 28px);
}
.vn .scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.08) 70%, rgba(0,0,0,0.15) 100%);
}
.vn .vn-media-tag {
  position: absolute; top: 12px; left: 14px;
  background: var(--paper); border: 1px solid var(--ink);
  font-family: var(--mono); font-size: 10px; padding: 2px 7px;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.vn .vn-sprite {
  position: absolute; bottom: 160px; left: 50%; transform: translateX(-50%);
  width: 140px; height: 200px;
  background:
    repeating-linear-gradient(135deg, var(--paper) 0 8px, var(--paper-2) 8px 16px);
  border: 1.25px solid var(--ink);
  display: flex; align-items: flex-end; justify-content: center;
  font-family: var(--mono); font-size: 10px; color: var(--ink-3);
  padding-bottom: 4px;
}
.vn .vn-box {
  position: absolute; left: 24px; right: 24px; bottom: 16px;
  background: rgba(251,249,241,0.96);
  border: 1.25px solid var(--ink);
  padding: 12px 14px;
  min-height: 120px;
}
.vn .vn-who {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent-ink);
  margin-bottom: 4px;
}
.vn .vn-said { font-family: var(--serif); font-size: 15px; line-height: 1.5; }
.vn .vn-choices {
  position: absolute; right: 24px; top: 24px;
  display: grid; gap: 6px; width: 260px;
}

/* STAGE+LOG SHELL */
.stage-log {
  display: grid;
  grid-template-rows: 240px 1fr;
  background: #fbf9f1;
  min-height: 560px;
}
.stage {
  border-bottom: 1px solid var(--rule-strong);
  padding: 16px;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 18px;
  align-items: stretch;
}
.stage .ph-img { height: 100%; }
.stage .stage-meta { display: flex; flex-direction: column; justify-content: space-between; }
.log { padding: 14px 18px; overflow-y: auto; }
.log .log-entry {
  font-family: var(--mono); font-size: 12px;
  padding: 4px 0; border-bottom: 1px dashed var(--rule);
}
.log .log-entry .t { color: var(--ink-3); margin-right: 8px; }
.log .log-entry.narr { font-family: var(--serif); font-size: 14px; }

/* CARD-DECK SHELL */
.deck {
  padding: 24px;
  background: #fbf9f1;
  min-height: 540px;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 24px;
}
.deck-stack { position: relative; height: 100%; min-height: 420px; }
.deck-card {
  position: absolute; top: 0; left: 0;
  width: 420px; background: var(--paper);
  border: 1.25px solid var(--ink);
  padding: 22px 24px;
  box-shadow: 6px 6px 0 0 var(--ink);
}
.deck-card.behind-1 { transform: translate(14px, 14px) rotate(1.2deg); box-shadow: 4px 4px 0 0 var(--ink-4); opacity: 0.75; }
.deck-card.behind-2 { transform: translate(28px, 28px) rotate(-1.5deg); box-shadow: 2px 2px 0 0 var(--ink-4); opacity: 0.5; }

/* TERMINAL SHELL */
.terminal {
  background: #15140f;
  color: #e8dfc6;
  font-family: var(--mono);
  font-size: 13px;
  min-height: 540px;
  padding: 18px 22px;
  line-height: 1.55;
}
.terminal .t-prompt { color: #b2c7a2; }
.terminal .t-dim { color: #7d7762; }
.terminal .t-accent { color: #d88b52; }
.terminal .t-underline { text-decoration: underline; }
.terminal .t-block { white-space: pre-wrap; }
.terminal .t-choice { cursor: pointer; }
.terminal .t-choice:hover { background: #2a2820; }
.terminal hr { border: none; border-top: 1px dashed #3a372d; margin: 10px 0; }

/* AUTHOR SHELL */
.author {
  display: grid;
  grid-template-columns: 280px 1fr 320px;
  min-height: 620px;
  background: #fbf9f1;
}
.author .col { padding: 16px; }
.author .mid { border-left: 1px solid var(--rule); border-right: 1px solid var(--rule); }
.author h4.col-h {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 10px;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 6px;
}
.graph-view {
  position: relative;
  border: 1px dashed var(--rule-strong);
  background:
    linear-gradient(var(--grid-minor) 1px, transparent 1px) 0 0/16px 16px,
    linear-gradient(90deg, var(--grid-minor) 1px, transparent 1px) 0 0/16px 16px,
    var(--paper);
  height: 360px;
  overflow: hidden;
}
.phase-bus {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  margin-bottom: 10px;
}
.phase-bus .ph {
  border: 1.25px solid var(--ink);
  text-align: center;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 2px;
  background: var(--paper);
}
.phase-bus .ph.active { background: var(--ink); color: var(--paper); }
.phase-bus .ph.done { background: var(--paper-2); }

.receipts {
  font-family: var(--mono);
  font-size: 11px;
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 8px 10px;
  max-height: 200px;
  overflow-y: auto;
}
.receipts .row { border-bottom: 1px dashed var(--rule); padding: 2px 0; }
.receipts .ok { color: var(--ink-2); }
.receipts .skip { color: var(--ink-4); }
.receipts .dispatch { color: var(--blue-pencil); }

/* Tweaks panel */
.tweaks {
  position: fixed; right: 18px; bottom: 18px; z-index: 40;
  width: 280px;
  background: var(--paper);
  border: 1.5px solid var(--ink);
  box-shadow: 4px 4px 0 0 var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  display: none;
}
.tweaks.on { display: block; }
.tweaks .tw-hd {
  padding: 8px 12px;
  border-bottom: 1.25px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: flex; justify-content: space-between;
}
.tweaks .tw-bd { padding: 10px 12px; display: grid; gap: 10px; }
.tweaks label { display: grid; gap: 4px; font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); }
.tweaks select, .tweaks input[type=text] {
  font-family: var(--mono); font-size: 12px;
  border: 1.25px solid var(--ink); background: var(--paper);
  padding: 4px 6px;
}
.tweaks .toggle-row {
  display: flex; justify-content: space-between; align-items: center;
  border: 1.25px solid var(--ink); padding: 4px 8px;
}
.tweaks .ghost-btn {
  font-family: var(--mono); font-size: 10px;
  border: 1.25px solid var(--ink); background: var(--paper);
  padding: 3px 6px; cursor: pointer;
}

.tab-toggle {
  display: inline-flex;
  gap: 0;
  border: 1.25px solid var(--ink);
}
.tab-toggle button {
  font-family: var(--mono); font-size: 10px;
  background: var(--paper); border: none; padding: 4px 8px; cursor: pointer;
  border-right: 1px solid var(--ink);
}
.tab-toggle button:last-child { border-right: none; }
.tab-toggle button.on { background: var(--ink); color: var(--paper); }

/* Captions and margin notes */
.margin-note {
  position: relative;
  padding: 6px 10px;
  border-left: 2px solid var(--accent);
  font-family: var(--hand);
  color: var(--accent-ink);
  font-size: 16px;
  background: rgba(178,58,29,0.04);
}
.margin-note:before {
  content: "◦"; position: absolute; left: -6px; top: 6px;
  color: var(--accent);
}

/* util */
.muted { color: var(--ink-3); }
.mono { font-family: var(--mono); }
.hand { font-family: var(--hand); }
.tiny { font-size: 11px; }
.right { text-align: right; }
.stack-sm { display: grid; gap: 8px; }
.stack-md { display: grid; gap: 14px; }
.stack-lg { display: grid; gap: 22px; }

/* print-only hidden */
@media (max-width: 900px) {
  .dossier, .author { grid-template-columns: 1fr; }
  .cols-2, .cols-3 { grid-template-columns: 1fr; }
}