:root {
  --bg: #0d1017;
  --panel: #161b26;
  --panel-2: #1e2533;
  --line: #2a3242;
  --text: #e7ecf3;
  --muted: #8b97a8;
  --accent: #4f8cff;
  --go: #2fbf71;
  --go-press: #26a862;
  --warn: #f5a524;
  --danger: #ef4444;
  --radius: 14px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  overscroll-behavior: none;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
}

#app {
  max-width: 560px;
  margin: 0 auto;
  padding: max(16px, env(safe-area-inset-top)) 16px calc(16px + env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 100vh;
  min-height: 100dvh;
}

h1 { font-size: 1.4rem; margin: 4px 0; }
h2 { font-size: 1rem; margin: 0 0 8px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
p { margin: 0 0 8px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

label { display: block; font-size: .85rem; color: var(--muted); margin: 10px 0 4px; }

input[type="text"], input[type="number"] {
  width: 100%;
  padding: 12px;
  font-size: 1rem;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 10px;
}
input:focus { outline: 2px solid var(--accent); outline-offset: 0; }

button {
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  cursor: pointer;
}
button:active { transform: translateY(1px); }
button:disabled { opacity: .4; cursor: default; }

.btn-primary { background: var(--accent); border-color: transparent; font-weight: 600; }
.btn-ghost { background: transparent; }
.btn-danger { color: var(--danger); border-color: var(--line); background: transparent; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }

.field-inline { display: flex; align-items: center; gap: 10px; }
.field-inline input { max-width: 110px; }

/* ---- lobby list ---- */
.plist { display: flex; flex-direction: column; gap: 8px; }
.prow {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
}
.prow .idx { width: 1.4em; text-align: center; color: var(--muted); font-variant-numeric: tabular-nums; }
.prow .pname { flex: 1; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.prow .ptime { font-variant-numeric: tabular-nums; color: var(--muted); }
.prow.you { border-color: var(--accent); }
.prow.host .pname::after { content: " ★"; color: var(--warn); }
.prow.offline { opacity: .5; }
.prow .mini { padding: 6px 9px; font-size: .8rem; }

.tag { font-size: .7rem; padding: 2px 6px; border-radius: 999px; background: var(--line); color: var(--muted); }
.tag.out { background: #3a1516; color: var(--danger); }

/* ---- game view ---- */
.game { flex: 1; display: flex; flex-direction: column; gap: 12px; }

.turnbox {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
}
.turnbox .who { color: var(--muted); font-size: .95rem; margin-bottom: 4px; }
.turnbox .bigtime {
  font-size: clamp(3.4rem, 22vw, 6rem);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  letter-spacing: -.02em;
}
.turnbox.myturn { border-color: var(--go); box-shadow: 0 0 0 1px var(--go) inset; }
.turnbox.low .bigtime { color: var(--warn); }
.turnbox.flag .bigtime { color: var(--danger); }
.status { font-weight: 700; letter-spacing: .08em; text-transform: uppercase; margin-top: 8px; }
.status.mine { color: var(--go); }
.status.wait { color: var(--muted); }

.bigbtn {
  width: 100%;
  padding: 30px 16px;
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: .04em;
  border-radius: var(--radius);
  border: none;
  background: var(--go);
  color: #06210f;
}
.bigbtn:active { background: var(--go-press); }
.bigbtn:disabled { background: var(--panel-2); color: var(--muted); }

.subbtns { display: flex; gap: 10px; }
.subbtns button { flex: 1; padding: 16px; font-size: 1rem; font-weight: 600; }
.pausebtn { background: var(--panel-2); }
.pausebtn.paused { background: var(--warn); color: #241a00; }

.others { display: flex; flex-direction: column; gap: 6px; }
.orow {
  display: flex; align-items: center; gap: 8px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; padding: 9px 12px;
}
.orow.current { border-color: var(--go); }
.orow.you { background: var(--panel-2); }
.orow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line); flex: none; }
.orow.current .dot { background: var(--go); }
.orow .oname { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.orow .otime { font-variant-numeric: tabular-nums; color: var(--muted); }
.orow.flag .otime { color: var(--danger); }

.paused-overlay {
  position: fixed; inset: 0; z-index: 20;
  background: rgba(8, 10, 14, .82);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px; text-align: center; padding: 24px;
}
.paused-overlay .big { font-size: 2rem; font-weight: 800; letter-spacing: .1em; }

#banner {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  background: var(--danger); color: #fff;
  padding: 12px 16px; text-align: center; font-weight: 600;
}
#banner.info { background: var(--accent); }

.link-row { display: flex; gap: 8px; }
.link-row input { flex: 1; }

.spacer { flex: 1; }
.footer { text-align: center; color: var(--muted); font-size: .78rem; padding-top: 4px; }