/* musetext :: app.css */

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: #000;
  color: #fff;
  overflow: hidden;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  -webkit-font-smoothing: antialiased;
  user-select: none;
  -webkit-user-select: none;
}

/* ------------------------------------------------------------------ stage */

#stage {
  position: fixed;
  inset: 0;
  background: #000;
  overflow: hidden;
  contain: strict;
  /* A five second press is a gesture here, not a text selection or a scroll. */
  touch-action: none;
  -webkit-touch-callout: none;
}

/* ---------------------------------------------------------------- backdrop */

#bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

#bg-cover {
  position: absolute;
  inset: -14%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transform-origin: center;
  transition: opacity .7s ease;
  will-change: filter, transform;
}

#bg-lights { position: absolute; inset: 0; }

.light {
  position: absolute;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  opacity: 0;
  mix-blend-mode: screen;
  pointer-events: none;
  will-change: opacity;
}

#stage-inner {
  position: absolute;
  inset: 0;
  will-change: transform, filter;
}

#lines {
  position: absolute;
  inset: 0;
  perspective: 1200px;
}

.slot {
  position: absolute;
  white-space: nowrap;
  will-change: transform, opacity;
  transform-origin: 50% 50%;
}

.pin {
  transform-origin: 0 0;
  will-change: transform;
}

.txt {
  line-height: 0.98;
  white-space: nowrap;
  color: #fff;
}

.txt.outline {
  color: transparent;
  -webkit-text-stroke: 1.5px #fff;
}

.w {
  display: inline-block;
  position: relative;
  will-change: transform, opacity, filter;
  transform-origin: 50% 60%;
}

/* Tunnel mode only: the whole chain down to the word has to stay in 3D, or the
   side faces would be flattened into the slab before they are ever projected. */
#lines.depth .slot,
#lines.depth .pin,
#lines.depth .txt,
#lines.depth .w {
  transform-style: preserve-3d;
}

/* One side face of an extruded word, sitting exactly over the front one. */
.ext {
  position: absolute;
  left: 0;
  top: 0;
  white-space: pre;
  pointer-events: none;
}

/* ------------------------------------------------------------------ layers */

#flash {
  position: absolute;
  inset: 0;
  background: #fff;
  opacity: 0;
  pointer-events: none;
  will-change: opacity;
}

#grain {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  mix-blend-mode: overlay;
  image-rendering: pixelated;
}

#scan {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 0, 0, 0.55) 3px,
    rgba(0, 0, 0, 0.55) 4px
  );
}

#vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0) 45%, rgba(0,0,0,0.85) 100%);
}

/* -------------------------------------------------------------------- chip */

#chip {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: stretch;
  gap: 6px;
  z-index: 30;
  transition: opacity .25s;
}

#chip-box {
  border: 2px solid #fff;
  background: #000;
  padding: 4px 10px 6px;
  min-width: 190px;
  max-width: 46vw;
}

#chip-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
}

#chip-bar {
  position: relative;
  height: 7px;
  margin-top: 3px;
}
#chip-bar::before {
  content: '';
  position: absolute;
  left: 0; right: 0; top: 3px;
  height: 1px;
  background: #fff;
  opacity: .55;
}
#chip-dot {
  position: absolute;
  top: 0;
  width: 7px;
  height: 7px;
  margin-left: -3.5px;
  border-radius: 50%;
  background: #fff;
  transition: left .15s linear;
}

#gear {
  border: 2px solid #fff;
  background: #000;
  color: #fff;
  width: 34px;
  cursor: pointer;
  font-size: 15px;
  line-height: 1;
  display: grid;
  place-items: center;
}
#gear:hover { background: #fff; color: #000; }

/* Tap controls. The keyboard shortcuts do not exist on a phone, so every one
   of them needs a button that does the same thing. */
#tools {
  position: fixed;
  top: 56px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 4px;
  z-index: 30;
  transition: opacity .25s;
}

#tools button {
  width: 38px;
  height: 30px;
  border: 2px solid #fff;
  background: rgba(0, 0, 0, .8);
  color: #fff;
  font: inherit;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}
#tools button:active { background: #fff; color: #000; }

@media (hover: hover) {
  #tools button:hover { background: #fff; color: #000; }
}

body.bare #chip,
body.bare #tools,
body.bare #status { opacity: 0; pointer-events: none; }

/* During the fight the app's own furniture gets out of the way; the arena has
   its own interface and the two would sit on top of each other. */
body.fight #chip,
body.fight #tools,
body.fight #status,
body.fight #hint { opacity: 0; pointer-events: none; }

/* ------------------------------------------------------------------ status */

#status {
  position: fixed;
  left: 12px;
  bottom: 12px;
  z-index: 30;
  font-size: 11px;
  letter-spacing: .02em;
  padding: 5px 9px;
  border: 1px solid rgba(255,255,255,.35);
  background: rgba(0,0,0,.75);
  opacity: 0;
  transition: opacity .2s;
  max-width: 60vw;
}
#status.on { opacity: 1; }

/* ------------------------------------------------------------------- panel */

#panel {
  position: fixed;
  top: 0; right: 0;
  height: 100%;
  width: 340px;
  max-width: 92vw;
  background: rgba(0,0,0,.94);
  border-left: 2px solid #fff;
  transform: translateX(102%);
  transition: transform .22s cubic-bezier(.2,.7,.3,1);
  z-index: 40;
  display: flex;
  flex-direction: column;
}
#panel.open { transform: none; }

#panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,.25);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}
#panel-close {
  background: none;
  border: 1px solid #fff;
  color: #fff;
  cursor: pointer;
  width: 24px; height: 24px;
  line-height: 1;
}
#panel-close:hover { background: #fff; color: #000; }

#panel-body {
  overflow-y: auto;
  padding: 8px 14px 16px;
  flex: 1;
}

#panel-foot {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  border-top: 1px solid rgba(255,255,255,.25);
}
#panel-foot button {
  flex: 1;
  background: none;
  border: 1px solid #fff;
  color: #fff;
  font: inherit;
  font-size: 10px;
  padding: 7px 4px;
  cursor: pointer;
  letter-spacing: .04em;
}
#panel-foot button:hover { background: #fff; color: #000; }

.grp { margin: 14px 0 4px; }
.grp h3 {
  margin: 0 0 8px;
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  opacity: .55;
  font-weight: 700;
}

.row {
  display: grid;
  grid-template-columns: 1fr 118px 40px;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  font-size: 11px;
}
.row .lbl { opacity: .9; }
.row .val { text-align: right; opacity: .5; font-size: 10px; }
.row input[type=checkbox] { justify-self: end; grid-column: 2 / 4; accent-color: #fff; }
.row select {
  grid-column: 2 / 4;
  background: #000;
  color: #fff;
  border: 1px solid rgba(255,255,255,.5);
  font: inherit;
  font-size: 11px;
  padding: 3px 4px;
}
.row button.act {
  grid-column: 2 / 4;
  background: none;
  border: 1px solid #fff;
  color: #fff;
  font: inherit;
  font-size: 11px;
  padding: 6px 4px;
  cursor: pointer;
  letter-spacing: .04em;
}
.row button.act:hover { background: #fff; color: #000; }
.row button.act[disabled] { opacity: .4; cursor: default; }
.row button.act[disabled]:hover { background: none; color: #fff; }

.row input.wide {
  grid-column: 2 / 4;
  background: #000;
  color: #fff;
  border: 1px solid rgba(255,255,255,.5);
  font: inherit;
  font-size: 11px;
  padding: 3px 5px;
  width: 100%;
}
.row input[type=range] {
  width: 100%;
  accent-color: #fff;
  background: transparent;
}

/* ------------------------------------------------------------------- setup */

#setup {
  position: fixed;
  inset: 0;
  z-index: 25;
  display: none;
  place-items: center;
  background: rgba(0,0,0,.86);
}
#setup.on { display: grid; }

/* The retry card appears while a track is already on screen, so it must not
   dim the stage or sit in the middle of it. */
#setup.compact {
  background: none;
  place-items: end start;
  padding: 0 0 46px 14px;
  pointer-events: none;
}
#setup.compact #setup-card {
  width: min(330px, 74vw);
  padding: 14px 16px;
  background: rgba(0, 0, 0, .92);
  pointer-events: auto;
}
#setup.compact #setup-card h1 { font-size: 15px; }
#setup.compact #setup-card p { font-size: 10px; margin-bottom: 10px; }
#setup.compact #setup-or { margin: 8px 0; }

#setup-card {
  border: 2px solid #fff;
  padding: 22px 24px;
  width: min(420px, 88vw);
}
#setup-card h1 {
  margin: 0 0 4px;
  font-family: 'Unbounded', sans-serif;
  font-size: 22px;
  letter-spacing: -.02em;
}
#setup-card p { margin: 0 0 16px; font-size: 11px; opacity: .6; line-height: 1.5; }
#setup-card input[type=text] {
  width: 100%;
  background: #000;
  border: 1px solid rgba(255,255,255,.5);
  color: #fff;
  font: inherit;
  font-size: 12px;
  padding: 7px 8px;
  margin-bottom: 8px;
}
#setup-card button {
  width: 100%;
  background: none;
  border: 1px solid #fff;
  color: #fff;
  font: inherit;
  font-size: 11px;
  padding: 8px;
  cursor: pointer;
  letter-spacing: .04em;
}
#setup-card button:hover { background: #fff; color: #000; }
#setup-or { text-align: center; font-size: 10px; opacity: .4; margin: 12px 0; letter-spacing: .2em; }
#setup-file { display: none; }

/* ------------------------------------------------------------ easter egg */

.ut {
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  font-family: 'Tiny5', monospace;
  color: #fff;
}

/* The arena, the soul and every bullet are drawn here at a third of the screen
   resolution and blown back up, so everything is honestly chunky. */
.ut-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.ut-enemy {
  position: absolute;
  top: 26px;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 20px;
  letter-spacing: .1em;
  text-shadow: 0 0 10px #000;
}

.ut-text {
  position: absolute;
  left: 34px;
  right: 34px;
  bottom: 118px;
  font-size: 17px;
  line-height: 1.4;
  letter-spacing: .04em;
  text-shadow: 0 0 8px #000;
  min-height: 24px;
}

.ut-hud {
  position: absolute;
  left: 34px;
  bottom: 78px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  letter-spacing: .06em;
  text-shadow: 0 0 8px #000;
}
.ut-lv { margin-right: 14px; }
.ut-hplabel { font-size: 14px; margin-left: 6px; }

.ut-bar {
  display: inline-block;
  width: 110px;
  height: 16px;
  background: #b30000;
  outline: 2px solid #000;
}
.ut-bar i {
  display: block;
  height: 100%;
  width: 100%;
  background: #ffe100;
  transition: width .1s linear;
}

/* FIGHT / ACT / ITEM / MERCY, in the original's orange. */
.ut-menu {
  position: absolute;
  left: 34px;
  right: 34px;
  bottom: 26px;
  display: flex;
  gap: 12px;
  pointer-events: auto;
}
.ut-menu button {
  flex: 1;
  border: 3px solid #ff9c00;
  background: #000;
  color: #ff9c00;
  font: inherit;
  font-size: 19px;
  letter-spacing: .08em;
  padding: 8px 0;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.ut-menu button:hover,
.ut-menu button:active { background: #ff9c00; color: #000; }

.ut-over {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 54px;
  letter-spacing: .12em;
  opacity: 0;
  transition: opacity .35s;
  text-shadow: 0 0 22px #000;
}


#hint {
  position: fixed;
  right: 12px;
  bottom: 12px;
  z-index: 20;
  font-size: 9.5px;
  opacity: .28;
  letter-spacing: .06em;
  text-align: right;
  line-height: 1.7;
}
body.bare #hint { opacity: 0; }