/* RAWDM splash — the arena floor, not a page.
   No hero, no nav: a fullscreen control room. #playSlot decides,
   #ladderSlot shows the live arenas / standings, #boardRail is the
   pulse headline over ranked standings, and a thin strip carries
   the last few links.
   Tokens + components: ziggurat.css. */

html { scroll-behavior: smooth; }

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Faint arena backdrop under a near-opaque dark wash — level faces stay legible. */
body:before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background: url("/static/assets/gameplay-bg.png") center top / cover no-repeat;
  filter: grayscale(.65) contrast(1.1) brightness(.5);
  opacity: .10;
}

/* Embers — a sparse drift rising from the bottom edge, fading with height.
   Varied size/opacity; the mask kills them before they cross the content band. */
.sparks {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: -2;
  mask-image: linear-gradient(to top, #000 55%, transparent 92%);
  -webkit-mask-image: linear-gradient(to top, #000 55%, transparent 92%);
}
.sparks i {
  position: absolute;
  background: var(--red);
  animation: emberRise linear infinite;
}
@keyframes emberRise {
  0% { transform: translate3d(0, 10vh, 0); opacity: 0; }
  10% { opacity: var(--ember-o, .6); }
  80% { opacity: var(--ember-o, .6); }
  100% { transform: translate3d(24px, -75vh, 0); opacity: 0; }
}

/* ============ THE FLOOR — fullscreen grid ============ */
.floor {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(290px, 1fr);
  gap: 14px;
  width: min(1680px, calc(100% - 28px));
  margin: 14px auto;
}
.floor-main {
  display: grid;
  grid-template-rows: minmax(140px, 0.55fr) minmax(0, 2.45fr);
  gap: 14px;
  min-height: 0;
}
.floor-main:has(.play-state.split) {
  grid-template-rows: auto minmax(0, 1fr);
}
html.play-port-open .floor-main {
  grid-template-rows: auto minmax(280px, 1.7fr) auto minmax(0, 1.15fr);
}
html.play-port-open #playSlot,
html.play-port-open #playSlot .play-state {
  height: auto;
  min-height: 0;
}
html.play-port-open #playSlot .play-state.split {
  grid-template-rows: auto auto;
}
html.play-port-open .play-slab {
  padding: 12px 20px;
}
html.play-port-open .play-slab strong {
  font-size: clamp(28px, 3.4vw, 56px);
}
html.play-port-open .play-slab.practice strong {
  font-size: clamp(22px, 2.6vw, 40px);
}

/* ============ ARENA LADDER (large floor panel) ============ */
#ladderSlot {
  min-height: 0;
  overflow: auto;
  border: 1px solid var(--g3, #333);
  background: linear-gradient(160deg, rgba(20, 24, 28, 0.95), rgba(10, 12, 14, 0.98));
  padding: 16px 18px;
}
.ladder-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  margin-bottom: 14px;
}
.ladder-round-tag {
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--live, #e85);
}
.ladder-clock {
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--live, #e85);
}
.ladder-rotation {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  margin: 0 0 14px;
}
.ladder-rot-map {
  font-family: var(--font-mono, monospace);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ui, #ddd);
}
.ladder-rot-slot {
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--live, #e85);
}
.ladder-rot-next {
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted, #888);
}
.ladder-leader {
  margin-left: auto;
  font-size: 13px;
  color: var(--ui, #ddd);
}
.ladder-empty {
  font-size: 14px;
  opacity: 0.7;
  margin: 24px 0;
}
.ladder-arenas {
  display: grid;
  gap: 10px;
}
.ladder-arena.arena-one {
  outline: 1px solid rgba(232, 180, 80, 0.45);
}
.ladder-order {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.ladder-order li {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 15px;
}
.ladder-order li.mine {
  background: rgba(200, 40, 40, 0.12);
}
.ladder-rank { opacity: 0.6; font-variant-numeric: tabular-nums; }
.ladder-trophies { color: #e8b450; font-variant-numeric: tabular-nums; font-size: 16px; }

/* ============ PLAY SLOT — the decision zone ============ */
#playSlot, #playSlot .play-state { height: 100%; min-height: 0; }
#playSlot:has(.play-state.split),
#playSlot:has(.play-state.split) .play-state {
  height: auto;
}
#playSlot .play-state.split {
  display: grid;
  grid-template-rows: minmax(88px, 1fr) minmax(72px, 1fr);
  gap: 10px;
  min-height: 200px;
}

/* The slab: one verb, full-bleed. Red face = the queue is one click away. */
.play-slab {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  overflow: visible;
  padding: 18px 30px;
  text-align: left;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid;
}
.play-slab strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(48px, 7vw, 120px);
  line-height: .9;
  letter-spacing: .02em;
}
.play-slab small {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: .16em;
}
.play-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.play-slab.play {
  background: var(--red-face);
  border-color: var(--red-hi) var(--red-lo) var(--red-lo) var(--red-hi);
  color: #fff;
}
.play-slab.play small, .play-slab.play .play-kicker { color: rgba(255, 200, 195, 0.75); }
.play-slab.play:hover { background: var(--red-face-hot); }
.play-slab.play:active {
  border-color: var(--red-lo) var(--red-hi) var(--red-hi) var(--red-lo);
  transform: translate(1px, 1px);
}

/* Queued split: leave is a cool slab, practice an outlined invitation. */
.play-slab.leave {
  background: var(--g4);
  border-color: var(--hi) var(--lo) var(--lo) var(--hi);
  color: var(--signal);
}
.play-slab.leave strong { font-size: clamp(34px, 4.5vw, 72px); }
.play-slab.leave .play-kicker { color: var(--live); }
.play-slab.leave:hover { background: var(--g5-hot); }
.play-slab.leave:active {
  border-color: var(--lo) var(--hi) var(--hi) var(--lo);
  transform: translate(1px, 1px);
}

.play-slab.practice {
  background: transparent;
  border-color: var(--edge-hot);
  color: var(--signal);
}
.play-slab.practice strong { font-size: clamp(28px, 3.5vw, 56px); }
.play-slab.practice small { color: var(--ui); }
.play-slab.practice:hover { background: var(--g3); border-color: var(--signal); }

.play-slab.static {
  background: var(--g3);
  border-color: var(--edge);
  color: var(--signal);
  cursor: default;
}
.play-slab.static strong { font-size: clamp(34px, 4.5vw, 72px); color: var(--prose); }
.play-slab.static small { color: var(--meta); }
.play-slab.static .play-kicker { color: var(--live); }

/* ============ BOARD RAIL — pulse headline + standings ============ */
#boardRail {
  display: grid;
  grid-template-rows: minmax(120px, 1fr) minmax(0, 2fr);
  min-height: 0;
  background: var(--g2);
  border: var(--line-flat);
}
.rail-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  padding: 10px 14px;
  border-bottom: var(--line-flat);
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--meta);
}
.rail-more { color: var(--ui); text-decoration: none; }
.rail-more:hover { color: var(--red-hot); }

#railPulse,
#railBoard {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
#railPulse { border-bottom: var(--line-flat); }
#railPulse .pulse-wave,
#railPulse .pulse-time {
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 6px;
  padding: 0 10px;
}
#railPulse .pulse-wave {
  flex: 1;
  min-height: 0;
  align-items: stretch;
  margin-top: 8px;
}
#railPulse .pulse-gutter { font-size: 10px; }
#railPulse .pulse-axis-mid { display: none; }
#railPulse .pulse-plot-wrap,
#railPulse .pulse-plot {
  height: 100%;
  min-height: 72px;
}
#railPulse .pulse-time { margin: 4px 0 8px; }
#railPulse .rail-pulse-error {
  margin: 10px;
  padding: 12px;
}
#railBoard .rail-board-scroll {
  flex: 1;
  min-height: 0;
  overflow: auto;
}
#railBoard table { font-size: 12px; }
#railBoard th, #railBoard td { padding: 7px 10px; }
#railBoard tr.mine { background: rgba(200, 40, 40, 0.12); }
#railBoard .meta-line { padding: 8px 10px 12px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  body { display: block; }
  .floor {
    display: flex;
    flex-direction: column;
    width: calc(100% - 20px);
    margin: 10px auto;
  }
  .floor-main { display: contents; }
  #playSlot { height: auto; min-height: 34dvh; margin-bottom: 12px; }
  #playSlot .play-state { height: 100%; min-height: 34dvh; }
  #playSlot .play-state.split { min-height: 44dvh; }
  html.play-port-open #playSlot,
  html.play-port-open #playSlot .play-state,
  html.play-port-open #playSlot .play-state.split { min-height: 0; }
  #playPort { min-height: 52dvh; margin-bottom: 12px; }
  #ladderSlot { max-height: 70dvh; margin-bottom: 12px; }
  #boardRail {
    display: flex;
    flex-direction: column;
    max-height: none;
    margin-bottom: 12px;
  }
  #railPulse { min-height: 180px; height: 28dvh; }
  #railBoard { max-height: 50dvh; }
}

/* ============ PRIVATE PREVIEW LOBBY ============ */
.floor.private-floor {
  grid-template-columns: minmax(0, 1fr);
}
.private-floor .floor-main {
  grid-template-rows: auto minmax(280px, 1fr);
}
html.play-port-open .private-floor .floor-main {
  grid-template-rows: auto minmax(280px, 1fr) auto;
}
#privateLobby {
  background: var(--g2);
  border: var(--line-flat);
  padding: 18px 20px;
  min-width: 0;
}
#privateLobby .play-kicker {
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--live);
}
.private-role {
  font-family: var(--font-ui);
  font-size: clamp(22px, 3vw, 40px);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--prose);
  margin: 4px 0 14px;
}
.private-seats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 12px;
}
.private-seat {
  background: var(--g0);
  border: var(--line-well);
  padding: 10px 12px;
}
.private-seat small {
  display: block;
  font-family: var(--font-ui);
  font-size: 10px;
  letter-spacing: .16em;
  color: var(--meta);
}
.private-seat strong {
  display: block;
  margin-top: 4px;
  font-family: var(--font-ui);
  font-size: 16px;
  color: var(--signal);
}
.private-refresh-note,
.private-map-now {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--muted, #888);
}
.private-share {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 10px 0 0;
}
.private-share input {
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
  background: var(--g0);
  color: var(--live);
  border: var(--line-well);
  font-family: var(--font-mono);
  font-size: 12px;
}
.private-verbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-top: 14px;
}
.private-verbs form { margin: 0; }
@media (max-width: 900px) {
  .private-seats { grid-template-columns: 1fr; }
}