/* The launcher page (index.html), in the look of the menus' redraws
   (port/assets/menus/svg): navy panels with a 2px blue edge, the selected
   one brighter and glowing, the settings screens' gradient between a bright
   rule and a button bar's, and the fonts the port draws the menus with
   (OpenCE for titles, Overpass for the rest). */

@font-face {
  font-family: "OpenCE";
  src: url("fonts/OpenCE-Regular.ttf") format("truetype");
  font-display: swap;
}
@font-face {
  font-family: "Overpass";
  font-weight: 750;
  src: url("fonts/Overpass-750.ttf") format("truetype");
  font-display: swap;
}
@font-face {
  font-family: "Overpass";
  font-weight: 900;
  src: url("fonts/Overpass-900.ttf") format("truetype");
  font-display: swap;
}

:root {
  color-scheme: dark;
  /* the redraws' colours */
  --ground: #02060c;
  --navy: #002244;
  --navy-deep: #000e23;
  --row: rgba(0, 17, 34, 0.6);
  --edge: #2299ff;
  --edge-bright: #36afff;
  --edge-dim: #1d4f86;
  --label: #2896ff;
  --text: #ffffff;
  --soft: #c9daf0;
  --glow: rgba(54, 175, 255, 0.45);
  /* a problem: orange, apart from the blue in lightness too */
  --bad: #ff9b42;
  --bad-text: #ffd2a8;
  --bad-ground: #2a1404;
  --label-font: "Overpass", system-ui, sans-serif;
  --title-font: "OpenCE", "Overpass", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--ground);
  color: var(--text);
  font: 750 16px/1.5 var(--label-font);
}

body {
  min-height: 100vh;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

a { color: var(--edge-bright); }
a:hover { color: #9fd6ff; }
code { font-size: 0.95em; }

/* ---------- the masthead: the settings screens' header band */

.masthead {
  background: linear-gradient(180deg, #0b3466 0%, #072852 45%, #041a35 100%);
  border-bottom: 1px solid var(--edge-bright);
}
.masthead-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 32px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
}
.masthead img { flex: none; border-radius: 14px; box-shadow: 0 0 0 2px var(--edge); }
.masthead h1 {
  margin: 0;
  font: 400 60px/1 var(--title-font);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--label);
  text-shadow: 0 0 22px var(--glow);
}
.tagline { margin: 4px 0 0; color: var(--soft); }

/* ---------- the stage: the menu beside the screens */

.stage { background: linear-gradient(180deg, #072852 0px, #062247 320px, #031122 960px, var(--ground) 1500px); }
.layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 40px 32px 64px;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 40px;
}

/* the main menu's list: each item its words, the current one the redraws'
   selected list item (a rounded left end, open on the right) */
.menu {
  flex: 1 1 260px;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
@media (min-width: 939px) {
  .menu { 
    position: sticky;
    top: 20px; 
  }
}
.menu > a {
  display: block;
  padding: 12px 22px;
  border: 2px solid transparent;
  border-right: none;
  border-radius: 18px 0 0 18px;
  color: var(--label);
  text-decoration: none;
  font: 900 22px/1.3 var(--label-font);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.menu > a:hover, .menu > a:focus-visible, .menu > a.menu-current {
  border-color: var(--edge);
  background: var(--navy-deep);
  color: var(--text);
  text-shadow: 0 0 12px rgba(54, 175, 255, 0.8);
  outline: none;
}
.menu-note { margin: 18px 22px 0; font-size: 14px; line-height: 1.55; color: var(--soft); }

.screens {
  flex: 999 1 560px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

/* a screen: a title, its rows, its help and its button bar, between the
   settings screens' bright rule and the button bar's */
.screen {
  background: rgba(0, 10, 24, 0.55);
  border-top: 1px solid var(--edge-bright);
  border-bottom: 1px solid var(--label);
  scroll-margin-top: 16px;
}
.screen h2 {
  margin: 0;
  padding: 22px 28px 14px;
  font: 400 36px/1.1 var(--title-font);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--label);
}
.rows {
  margin: 0;
  padding: 0 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.help { margin: 0; padding: 16px 28px 0; }
.screen h2 + .help { padding-top: 0; }
.help.note { color: var(--soft); font-size: 14px; }
.help:empty, .note:empty { display: none; }
/* (a screen without a button bar ends its rows as the bar would) */
.screen.no-bar { padding-bottom: 24px; }
.button-bar {
  margin-top: 20px;
  background: rgba(0, 0, 0, 0.7);
  border-top: 1px solid var(--label);
  padding: 16px 28px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
.button-bar.links { gap: 8px 24px; font-size: 15px; letter-spacing: 0.05em; text-transform: uppercase; }

/* a row: the unselected option's translucent bar, a selected one the
   redraws' panel with the blue edge; its label in blue, its value white */
.row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px 16px;
  min-height: 44px;
  margin: 0;
  padding: 8px 18px;
  border: 2px solid transparent;
  border-radius: 12px;
  background: var(--row);
}
.row.selected { border-color: var(--edge); background: var(--navy); }
.row-label { margin: 0; color: var(--label); text-transform: uppercase; letter-spacing: 0.03em; }
.row-value { margin: 0; text-align: right; overflow-wrap: anywhere; text-transform: uppercase; }
/* (a tick: the bright blue's) */
.row.good .row-value, .checks li.good::after {
  padding-left: 24px;
  background: left center / 16px 16px no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2336afff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E");
}
.row.bad, .checks li.bad { border-color: var(--bad); background: var(--bad-ground); }
.row.bad .row-label, .checks li.bad { color: #ffb46e; }
.row.bad .row-value { color: var(--bad-text); }
.status { color: var(--soft); text-transform: uppercase; letter-spacing: 0.03em; }

/* the browser's checks (app.js's addCheck: a class good, bad or warn, its
   words, and a detail): rows, the label's words in blue and a mark at the end */
.checks { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.checks li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 16px;
  min-height: 44px;
  padding: 8px 18px;
  border: 2px solid transparent;
  border-radius: 12px;
  background: var(--row);
  color: var(--label);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.checks li::after { order: 2; margin-left: auto; color: var(--text); }
.checks li.good::after { content: "Yes"; }
.checks li.bad::after { content: "Missing"; color: var(--bad-text); }
.checks li.warn { border-color: var(--edge-dim); }
.checks li.warn::after { content: "Maybe"; color: var(--soft); }
.checks .detail {
  order: 3;
  flex-basis: 100%;
  color: var(--soft);
  font-size: 14px;
  text-transform: none;
  letter-spacing: 0;
}

/* the mods (app.js: a name with its folder, and Remove): rows */
.mods { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.mods:empty { display: none; }
.mods li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  min-height: 44px;
  padding: 6px 8px 6px 18px;
  border-radius: 12px;
  background: var(--row);
  color: var(--label);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.mods .detail { color: var(--soft); font-size: 14px; text-transform: none; letter-spacing: 0; }
.mods button { min-height: 36px; padding: 0 16px; font-size: 13px; }

/* the copy of the maps: a meter in a row */
.progress { flex-direction: column; align-items: stretch; }
.progress-bar { height: 10px; border-radius: 5px; background: var(--navy-deep); box-shadow: inset 0 0 0 1px var(--edge-dim); overflow: hidden; }
.progress-bar > div {
  height: 100%;
  width: 0;
  border-radius: 5px;
  background: var(--edge);
  box-shadow: 0 0 10px rgba(54, 175, 255, 0.6);
  transition: width 0.2s;
}
.progress .note { margin: 0; color: var(--soft); font-size: 14px; }

.facts dd { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 14px; text-transform: none; }

/* ---------- buttons: the redraws' text button, the default one glowing */

button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  border: 2px solid var(--edge);
  border-radius: 10px;
  background: var(--navy);
  color: var(--text);
  font: 750 15px/1 var(--label-font);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}
button:hover:not(:disabled), .button:hover { border-color: var(--edge-bright); box-shadow: 0 0 12px var(--glow); }
button:focus-visible, .button:focus-within { outline: 2px solid var(--edge-bright); outline-offset: 3px; }
button:disabled, .button.disabled { opacity: 0.4; cursor: not-allowed; box-shadow: none; }
button.primary { border-color: var(--edge-bright); font-weight: 900; box-shadow: 0 0 14px var(--glow); }
button.play { min-height: 52px; min-width: 220px; padding: 0 36px; font-size: 22px; letter-spacing: 0.08em; }
button.danger { border-color: var(--bad); background: var(--bad-ground); color: var(--bad-text); }
button.danger:hover:not(:disabled) { border-color: #ffb46e; box-shadow: 0 0 12px rgba(255, 155, 66, 0.4); }

.note { color: var(--soft); font-size: 14px; }

.site-footer { background: #000000; border-top: 1px solid var(--label); }
.site-footer p {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 32px 32px;
  color: #a9bfdc;
  font-size: 13px;
  line-height: 1.6;
}

@media (max-width: 640px) {
  .masthead-inner { padding: 20px 16px; gap: 14px; }
  .masthead img { width: 52px; height: 52px; }
  .masthead h1 { font-size: 44px; }
  .layout { padding: 24px 16px 48px; gap: 24px; }
  .menu { max-width: none; }
  .menu > a { font-size: 19px; padding: 10px 18px; }
  .screen h2 { padding: 18px 16px 12px; font-size: 30px; }
  .rows { padding: 0 16px; }
  .help { padding: 14px 16px 0; }
  .button-bar { padding: 14px 16px; }
  .site-footer p { padding: 20px 16px 28px; }
}

/* ---------- the game: the canvas fills the window */

#game { position: fixed; inset: 0; background: #000; }
#canvas {
  display: block;
  width: 100%;
  height: 100%;
  outline: none;
  touch-action: none;
}
.starting {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  pointer-events: none;
}
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--edge-dim);
  border-top-color: var(--edge-bright);
  border-radius: 50%;
  box-shadow: 0 0 14px var(--glow);
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.toolbar {
  position: absolute;
  top: max(8px, env(safe-area-inset-top));
  right: max(8px, env(safe-area-inset-right));
  display: flex;
  gap: 8px;
  opacity: 0.3;
  transition: opacity 0.2s;
}
.toolbar:hover, .toolbar:focus-within { opacity: 1; }
.toolbar button, .toolbar .button { min-height: 36px; padding: 0 14px; font-size: 13px; background: rgba(0, 34, 68, 0.85); }
.toolbar .button { text-decoration: none; }

/* a game hosted for the internet: its invite link (app.js), in a pause box */
.invite {
  position: absolute;
  top: max(8px, env(safe-area-inset-top));
  left: max(8px, env(safe-area-inset-left));
  max-width: calc(100% - 220px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  padding: 12px 14px;
  border: 2px solid var(--edge);
  border-radius: 14px;
  background: rgba(0, 14, 35, 0.92);
  box-shadow: 0 0 24px rgba(54, 175, 255, 0.25);
  color: var(--label);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.invite span { flex: 1 1 100%; }
.invite input {
  flex: 1 1 280px;
  min-width: 0;
  min-height: 40px;
  padding: 0 12px;
  border: 2px solid var(--edge-dim);
  border-radius: 10px;
  background: var(--navy-deep);
  color: var(--text);
  font: 13px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.invite button { min-height: 40px; padding: 0 16px; font-size: 13px; }
.invite #invite-copy { border-color: var(--edge-bright); box-shadow: 0 0 12px var(--glow); }

/* a question, or the game stopped: a pause box over the page */
.sheet {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(0, 4, 10, 0.78);
  z-index: 10;
}
#ask-text { white-space: pre-line; }

.sheet-body {
  width: min(720px, 100%);
  max-height: 100%;
  overflow: auto;
  border: 2px solid var(--edge);
  border-radius: 16px;
  background: var(--navy-deep);
  box-shadow: 0 0 32px rgba(54, 175, 255, 0.25);
}
.sheet h2 {
  margin: 0;
  padding: 24px 28px 18px;
  border-bottom: 1px solid var(--edge-bright);
  background: linear-gradient(180deg, #0b3466 0%, #072852 100%);
  font: 400 36px/1.05 var(--title-font);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--label);
}
.sheet-body > p { margin: 0; padding: 20px 28px 0; }
.sheet pre {
  max-height: 40vh;
  overflow: auto;
  margin: 16px 28px 0;
  padding: 14px 16px;
  border: 2px solid var(--edge-dim);
  border-radius: 10px;
  background: #00070f;
  color: var(--soft);
  font: 13px/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.sheet .actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 20px;
  padding: 16px 28px;
  border-top: 1px solid var(--label);
  background: rgba(0, 0, 0, 0.7);
}

/* a new build: a bar at the top */
.banner {
  position: fixed;
  left: 50%;
  top: max(16px, env(safe-area-inset-top));
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: calc(100% - 32px);
  padding: 8px 8px 8px 22px;
  border: 2px solid var(--edge);
  border-radius: 14px;
  background: rgba(0, 14, 35, 0.95);
  box-shadow: 0 0 24px rgba(54, 175, 255, 0.25);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 15px;
  z-index: 5;
}
.banner button { border-color: var(--edge-bright); box-shadow: 0 0 12px var(--glow); }

/* the on-screen touch controls (touch.js): circles over the game */
.touch { position: absolute; inset: 0; touch-action: none; user-select: none; -webkit-user-select: none; }
.touch-control {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 2px solid rgba(54, 175, 255, 0.55);
  background: rgba(0, 14, 35, 0.32);
  color: rgba(255, 255, 255, 0.88);
  font-family: var(--label-font);
  font-weight: 750;
  text-align: center;
  line-height: 1;
  pointer-events: none;
}
.touch-control.held { background: rgba(34, 153, 255, 0.45); border-color: var(--edge-bright); }
.touch-stick-zone { background: rgba(0, 14, 35, 0.14); border-style: dashed; }
.touch-stick-ring, .touch-stick-knob { position: absolute; display: none; border-radius: 50%; pointer-events: none; }
.touch-stick-ring { border: 2px solid rgba(54, 175, 255, 0.45); }
.touch-stick-knob { background: rgba(54, 175, 255, 0.55); }

[hidden] { display: none !important; }