:root {
  --red: #e8394a;
  --red-dim: #5a1520;
  --blue: #3a7fe8;
  --blue-dim: #152050;
  --gold: #f0b840;
  --bg: #1c1c22;
  --panel: #26262e;
  --panel-2: #303038;
  --text: #f2f2f5;
  --text-dim: #9a9aa6;
  --ok: #3ecf7a;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  color: var(--text);
  background: var(--panel-2);
  border-radius: 12px;
}
button:active { transform: scale(0.97); }
button:disabled { opacity: 0.4; cursor: default; }

a { color: inherit; }

/* ---------- landing page ---------- */

.landing {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding: 2rem;
  text-align: center;
}

.landing h1 {
  font-size: clamp(1.8rem, 5vw, 3rem);
  margin: 0;
}
.landing .subtitle {
  color: var(--text-dim);
  margin-top: -1.2rem;
  font-size: 1rem;
}

.role-grid {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.role-card {
  width: 260px;
  padding: 2rem 1.5rem;
  background: var(--panel);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text);
  transition: background 0.15s, transform 0.1s;
  border: 2px solid transparent;
}
.role-card:hover { background: var(--panel-2); }
.role-card:active { transform: scale(0.98); }
.role-card .icon { font-size: 3rem; }
.role-card h2 { margin: 0; font-size: 1.3rem; }
.role-card p { margin: 0; color: var(--text-dim); font-size: 0.9rem; }

/* ---------- code entry ---------- */

.code-entry {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 2rem;
  text-align: center;
}

.code-input {
  font-size: 3rem;
  letter-spacing: 0.4em;
  text-align: center;
  width: 8em;
  padding: 0.4em 0 0.4em 0.4em;
  background: var(--panel);
  color: var(--gold);
  border: 3px solid var(--panel-2);
  border-radius: 16px;
  text-transform: uppercase;
  font-weight: 700;
}
.code-input:focus { outline: none; border-color: var(--gold); }

.big-btn {
  font-size: 1.4rem;
  font-weight: 700;
  padding: 1em 2em;
  background: var(--gold);
  color: #1c1c22;
}

.choice-row { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }
.choice-row button { font-size: 1.1rem; font-weight: 600; padding: 1em 1.6em; }

.error-msg { color: var(--red); min-height: 1.4em; font-weight: 600; }

/* ---------- scoreboard display ---------- */

.board {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.board-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.5rem;
  color: var(--text-dim);
  font-size: 1rem;
}
.join-code-tag {
  background: var(--panel);
  padding: 0.4em 0.9em;
  border-radius: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--gold);
}
.viewer-count { font-size: 0.9rem; }

.board-main {
  flex: 1;
  display: grid;
  /* minmax(0, ...) on every track (including the timer's "auto" one) lets
     each column shrink below its content's natural width instead of
     forcing the grid — and the page — wider than the viewport. */
  grid-template-columns: minmax(0, 1fr) minmax(0, auto) minmax(0, 1fr);
  align-items: center;
  gap: 1rem;
  padding: 0 2rem;
}

@media (max-width: 480px) {
  .board-main { padding: 0 0.75rem; gap: 0.5rem; }
}

.alliance-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  /* Grid items default to min-width:auto, which uses the score's intrinsic
     content width as a floor — a wide 3+ digit score at max font-size would
     then force this 1fr column past its share and overflow the page
     horizontally. min-width:0 lets it actually shrink to fit; the JS in
     server.js scales the score's font-size down to compensate. */
  min-width: 0;
}
.alliance-panel.red { color: var(--red); }
.alliance-panel.blue { color: var(--blue); }
.alliance-label {
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.alliance-score {
  font-size: clamp(6rem, 22vw, 18rem);
  font-weight: 800;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  max-width: 100%;
  overflow: hidden;
  white-space: nowrap;
}
.alliance-detail {
  color: var(--text-dim);
  font-size: clamp(0.8rem, 1.6vw, 1.1rem);
  text-align: center;
}

.center-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}
.timer {
  font-size: clamp(5rem, 14vw, 10rem);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  max-width: 100%;
  overflow: hidden;
}
@media (max-width: 480px) {
  .timer { font-size: clamp(2.5rem, 16vw, 10rem); }
}
.timer.running { color: var(--ok); }
.timer.ended { color: var(--red); }
.coop-line { color: var(--text-dim); font-size: 0.95rem; }

.tap-hint {
  position: fixed;
  right: 0.8rem;
  bottom: 0.6rem;
  color: var(--text-dim);
  font-size: 0.8rem;
  opacity: 0.8;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.tap-hint.gone { opacity: 0; }

/* ---------- remote control ---------- */

.remote {
  min-height: 100vh;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.remote-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.remote-header .join-code-tag { font-size: 1.1rem; }

.timer-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--panel);
  border-radius: 16px;
  padding: 0.8rem 1.2rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.timer-strip .timer { font-size: clamp(2rem, 8vw, 3rem); }

.timer-controls { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.timer-controls button {
  font-size: 1.1rem;
  font-weight: 700;
  padding: 0.9em 1.3em;
}
#btn-start { background: var(--ok); color: #10251a; }
#btn-stop { background: var(--gold); color: #1c1c22; }
#btn-reset { background: var(--panel-2); }

.duration-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-dim);
}
.duration-row input {
  width: 4.5em;
  font-size: 1rem;
  padding: 0.3em 0.5em;
  border-radius: 8px;
  border: 1px solid var(--panel-2);
  background: var(--bg);
  color: var(--text);
}

.score-strip {
  display: flex;
  gap: 0.8rem;
}
.score-chip {
  flex: 1;
  background: var(--panel);
  border-radius: 14px;
  padding: 0.7rem;
  text-align: center;
  border-bottom: 5px solid transparent;
}
.score-chip.red { border-bottom-color: var(--red); }
.score-chip.blue { border-bottom-color: var(--blue); }
.score-chip .label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.score-chip.red .label { color: var(--red); }
.score-chip.blue .label { color: var(--blue); }
.score-chip .value {
  font-size: 2.2rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.category-card {
  background: var(--panel);
  border-radius: 16px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  border-top: 5px solid var(--panel-2);
}
.category-title {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.dual-row { display: flex; flex-direction: column; gap: 0.4rem; }
.dual-row .row-label { font-weight: 600; font-size: 0.95rem; }

.dual-sides { display: flex; gap: 0.6rem; }
.dual-side {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
  background: var(--panel-2);
  border-radius: 12px;
  padding: 0.5rem 0.6rem;
  border-left: 4px solid transparent;
}
.dual-side.red { border-left-color: var(--red); }
.dual-side.blue { border-left-color: var(--blue); }
.dual-value {
  flex: 1;
  min-width: 0;
  text-align: center;
  font-size: 1.3rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.step-btn.sm { width: 2.4rem; height: 2.4rem; font-size: 1.3rem; }

.stepper-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}
.stepper-label {
  flex: 1;
  min-width: 0;
}
.stepper-label .name { font-weight: 600; }
.stepper-label .value { color: var(--text-dim); font-size: 0.85rem; }

.stepper-btns { display: flex; gap: 0.4rem; }
.step-btn {
  width: 3rem;
  height: 3rem;
  font-size: 1.6rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-btn.plus { background: var(--ok); color: #10251a; }
.step-btn.minus { background: var(--panel-2); }

.shared-card {
  background: var(--panel);
  border-radius: 16px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  border-top: 5px solid var(--gold);
}
.shared-card h3 { margin: 0; color: var(--gold); text-transform: uppercase; letter-spacing: 0.08em; }

.footer-note {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.8rem;
  padding-bottom: 1rem;
}