/* menus.css — EMPIRES main menu & lobby. Premium dark glassmorphism. */
/* All rules scoped under #menus / .menus-root to avoid leaking into the HUD. */

.menus-root {
  --gold: #d4a53a;
  --gold-soft: #e8c874;
  --gold-deep: #a9781f;
  --ink: #e9edf5;
  --ink-dim: #a6b0c2;
  --ink-faint: #6f7a8f;
  --panel: rgba(20, 26, 38, 0.55);
  --panel-2: rgba(30, 38, 54, 0.5);
  --stroke: rgba(255, 255, 255, 0.10);
  --stroke-strong: rgba(255, 255, 255, 0.18);
  --danger: #e2483c;
  --serif: 'Iowan Old Style', 'Palatino Linotype', Palatino, 'Book Antiqua', Georgia, 'Times New Roman', serif;
  --sans: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.45;
  background:
    radial-gradient(1200px 700px at 50% -10%, #16203a 0%, #0b1120 45%, #070a12 100%);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.menus-root *,
.menus-root *::before,
.menus-root *::after { box-sizing: border-box; }

/* ------------------------------------------------------------------ */
/* Animated backdrop                                                   */
/* ------------------------------------------------------------------ */
.menus-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.menus-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  will-change: transform;
  mix-blend-mode: screen;
}
.orb-a {
  width: 46vw; height: 46vw; left: -8vw; top: -12vw;
  background: radial-gradient(circle, rgba(212,165,58,0.55), rgba(212,165,58,0) 70%);
  animation: drift-a 26s ease-in-out infinite;
}
.orb-b {
  width: 40vw; height: 40vw; right: -10vw; top: 6vw;
  background: radial-gradient(circle, rgba(62,123,255,0.42), rgba(62,123,255,0) 70%);
  animation: drift-b 32s ease-in-out infinite;
}
.orb-c {
  width: 38vw; height: 38vw; left: 24vw; bottom: -16vw;
  background: radial-gradient(circle, rgba(226,56,46,0.30), rgba(226,56,46,0) 70%);
  animation: drift-c 30s ease-in-out infinite;
}
.menus-vignette {
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 50% 40%, transparent 55%, rgba(0,0,0,0.55) 100%),
    linear-gradient(to bottom, rgba(0,0,0,0.15), rgba(0,0,0,0.35));
}
@keyframes drift-a {
  0%, 100% { transform: translate3d(0,0,0) scale(1); }
  50% { transform: translate3d(6vw, 4vw, 0) scale(1.12); }
}
@keyframes drift-b {
  0%, 100% { transform: translate3d(0,0,0) scale(1.05); }
  50% { transform: translate3d(-5vw, 5vw, 0) scale(0.92); }
}
@keyframes drift-c {
  0%, 100% { transform: translate3d(0,0,0) scale(1); }
  50% { transform: translate3d(4vw, -5vw, 0) scale(1.15); }
}

/* ------------------------------------------------------------------ */
/* Screens                                                             */
/* ------------------------------------------------------------------ */
.menu-screen {
  position: relative;
  z-index: 1;
  display: none;
  width: 100%;
  padding: 40px 24px;
  animation: screen-in 0.5s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.menu-screen.active { display: block; }
@keyframes screen-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.main-screen {
  max-width: 560px;
  margin: auto;
}

/* ------------------------------------------------------------------ */
/* Glass panels                                                        */
/* ------------------------------------------------------------------ */
.glass {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--stroke);
  border-radius: 18px;
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  box-shadow:
    0 30px 70px -30px rgba(0, 0, 0, 0.75),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* ------------------------------------------------------------------ */
/* Hero                                                                */
/* ------------------------------------------------------------------ */
.hero { text-align: center; margin: 8px 0 28px; }
.hero-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(46px, 8.6vw, 84px);
  letter-spacing: 0.06em;
  line-height: 0.95;
  white-space: nowrap;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto 6px;
  background: linear-gradient(180deg, #fff 0%, var(--gold-soft) 44%, var(--gold) 66%, var(--gold-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 2px 40px rgba(212, 165, 58, 0.25);
  filter: drop-shadow(0 6px 18px rgba(0,0,0,0.5));
}
.hero-sub {
  display: flex; align-items: center; justify-content: center; gap: 14px;
  font-family: var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.42em;
  font-size: 12px;
  color: var(--gold-soft);
  margin-left: 0.42em; /* optical: balance the tracking */
}
.hero-rule {
  height: 1px; width: 46px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  display: inline-block;
}
.hero-tag {
  margin-top: 12px;
  color: var(--ink-dim);
  font-style: italic;
  font-family: var(--serif);
  font-size: 16px;
  letter-spacing: 0.01em;
}

/* ------------------------------------------------------------------ */
/* Main panel                                                          */
/* ------------------------------------------------------------------ */
.panel { padding: 22px; }
.main-panel { display: flex; flex-direction: column; gap: 14px; }

.field-label {
  display: flex; align-items: center; gap: 8px;
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-faint);
  margin: 2px 0 -6px 2px;
}

.field-wrap { position: relative; }
.field {
  width: 100%;
  padding: 13px 15px;
  font-size: 16px;
  font-family: var(--sans);
  color: var(--ink);
  background: rgba(8, 12, 20, 0.6);
  border: 1px solid var(--stroke-strong);
  border-radius: 12px;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}
.field::placeholder { color: var(--ink-faint); }
.field:hover { border-color: rgba(255,255,255,0.28); }
.field:focus {
  border-color: var(--gold);
  background: rgba(8, 12, 20, 0.78);
  box-shadow: 0 0 0 3px rgba(212, 165, 58, 0.22);
}
.name-field { letter-spacing: 0.01em; }
.code-field {
  text-transform: uppercase;
  letter-spacing: 0.34em;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 20px;
  text-align: center;
}

/* Buttons ---------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--sans);
  font-weight: 650;
  font-size: 15px;
  letter-spacing: 0.02em;
  padding: 13px 20px;
  border-radius: 12px;
  border: 1px solid transparent;
  color: var(--ink);
  cursor: pointer;
  user-select: none;
  transition: transform 0.14s cubic-bezier(0.2,0.7,0.2,1), box-shadow 0.18s ease,
    background 0.18s ease, border-color 0.18s ease, opacity 0.18s ease;
}
.btn:active { transform: translateY(1px) scale(0.995); }
.btn:disabled { cursor: not-allowed; opacity: 0.5; }
.btn-ic { font-size: 1.05em; line-height: 1; }

.btn-gold {
  background: linear-gradient(180deg, var(--gold-soft), var(--gold) 55%, var(--gold-deep));
  color: #241a06;
  font-weight: 750;
  border-color: rgba(255, 240, 200, 0.5);
  box-shadow: 0 12px 28px -12px rgba(212, 165, 58, 0.7), inset 0 1px 0 rgba(255,255,255,0.5);
}
.btn-gold:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px -12px rgba(212, 165, 58, 0.85), inset 0 1px 0 rgba(255,255,255,0.6);
}
.btn-create { padding: 16px 20px; font-size: 17px; }

.btn-ghost {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--stroke-strong);
  color: var(--ink);
}
.btn-ghost:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.11);
  border-color: rgba(255,255,255,0.32);
  transform: translateY(-1px);
}

.btn-danger {
  background: rgba(226, 72, 60, 0.14);
  border-color: rgba(226, 72, 60, 0.5);
  color: #ffb9b1;
}
.btn-danger:hover:not(:disabled) {
  background: rgba(226, 72, 60, 0.24);
  transform: translateY(-1px);
}

.btn-mini {
  padding: 9px 13px;
  font-size: 13px;
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--stroke);
  color: var(--ink-dim);
}
.btn-mini:hover:not(:disabled) { background: rgba(255,255,255,0.12); color: var(--ink); }

.btn:focus-visible,
.field:focus-visible,
.slot-team:focus-visible,
.room-row:focus-visible,
.howto-sum:focus-visible,
.slot-name.clickable:focus-visible {
  outline: 2px solid var(--gold-soft);
  outline-offset: 2px;
}

/* join row --------------------------------------------------------- */
.or-div {
  display: flex; align-items: center; gap: 12px;
  color: var(--ink-faint); font-size: 12px; text-transform: uppercase; letter-spacing: 0.14em;
  margin: 2px 0;
}
.or-div::before, .or-div::after {
  content: ''; flex: 1; height: 1px;
  background: linear-gradient(90deg, transparent, var(--stroke-strong), transparent);
}
.join-row { display: flex; gap: 10px; }
.join-row .field-wrap { flex: 1; }
.join-row .btn { flex: 0 0 auto; }

/* room list -------------------------------------------------------- */
.room-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 8px;
}
.room-head-title {
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-faint);
}
.refresh-ic { display: inline-block; font-size: 16px; line-height: 1; }
.btn-mini.spin .refresh-ic { animation: spin360 0.6s ease; }
@keyframes spin360 { to { transform: rotate(360deg); } }

.room-list {
  display: flex; flex-direction: column; gap: 8px;
  max-height: 220px; overflow-y: auto;
  margin: 0 -4px; padding: 2px 4px;
}
.room-empty {
  color: var(--ink-faint);
  font-style: italic;
  text-align: center;
  padding: 18px 8px;
  font-size: 14px;
}
.room-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 12px;
  text-align: left;
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--stroke);
  color: var(--ink);
  cursor: pointer;
  font-family: var(--sans);
  transition: background 0.16s ease, border-color 0.16s ease, transform 0.14s ease;
}
.room-row:hover:not(:disabled) {
  background: rgba(212, 165, 58, 0.12);
  border-color: rgba(212, 165, 58, 0.45);
  transform: translateX(2px);
}
.room-row:disabled { cursor: not-allowed; opacity: 0.55; }
.rr-code {
  font-family: var(--serif); font-weight: 700; font-size: 18px;
  letter-spacing: 0.14em; color: var(--gold-soft);
}
.rr-host { color: var(--ink-dim); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rr-count { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-dim); font-size: 13px; font-variant-numeric: tabular-nums; }
.rr-dot { width: 7px; height: 7px; border-radius: 50%; background: #4fd07a; box-shadow: 0 0 8px #4fd07a; }
.room-row.full .rr-dot, .room-row.started .rr-dot { background: var(--ink-faint); box-shadow: none; }
.rr-cta { color: var(--gold); font-weight: 650; font-size: 13px; }
.room-row.started .rr-cta, .room-row.full .rr-cta { color: var(--ink-faint); }

/* how to play ------------------------------------------------------ */
.howto {
  margin-top: 18px;
  border: 1px solid var(--stroke);
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  overflow: hidden;
}
.howto-sum {
  list-style: none;
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px;
  cursor: pointer;
  font-weight: 600;
  color: var(--ink-dim);
  user-select: none;
}
.howto-sum::-webkit-details-marker { display: none; }
.howto-sum:hover { color: var(--ink); }
.howto-chev { transition: transform 0.2s ease; color: var(--gold); display: inline-block; }
.howto[open] .howto-chev { transform: rotate(90deg); }
.howto-body {
  padding: 4px 18px 18px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 22px;
}
.howto-row { display: flex; align-items: baseline; gap: 10px; font-size: 13.5px; }
.howto-key {
  flex: 0 0 auto;
  font-family: var(--sans);
  font-size: 11px;
  color: var(--gold-soft);
  background: rgba(212,165,58,0.12);
  border: 1px solid rgba(212,165,58,0.3);
  border-radius: 6px;
  padding: 3px 7px;
  white-space: nowrap;
}
.howto-desc { color: var(--ink-dim); }

.foot-note {
  text-align: center;
  margin-top: 20px;
  color: var(--ink-faint);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* ------------------------------------------------------------------ */
/* Lobby                                                               */
/* ------------------------------------------------------------------ */
.lobby-screen { max-width: 940px; margin: auto; }
.lobby-top {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
  margin-bottom: 20px;
}
.lobby-title { display: flex; flex-direction: column; }
.lobby-eyebrow {
  font-size: 11px; letter-spacing: 0.32em; text-transform: uppercase; color: var(--gold-soft);
}
.lobby-name {
  font-family: var(--serif); font-weight: 700; font-size: 40px; letter-spacing: 0.08em;
  background: linear-gradient(180deg, #fff, var(--gold) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.code-box {
  display: flex; flex-direction: column; align-items: flex-end; gap: 4px;
}
.code-cap { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-faint); }
.code-inner {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 8px 8px 18px;
  border-radius: 14px;
  background: rgba(8, 12, 20, 0.6);
  border: 1px solid rgba(212, 165, 58, 0.35);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
}
.code-text {
  font-family: var(--serif); font-weight: 700; font-size: 30px;
  letter-spacing: 0.28em; color: var(--gold-soft);
  text-shadow: 0 0 24px rgba(212,165,58,0.35);
  padding-left: 0.28em;
}
.copy-btn.copied { color: #7ee0a0; border-color: rgba(126,224,160,0.5); background: rgba(126,224,160,0.12); }

.lobby-body {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 18px;
  align-items: stretch;
}

.slots-pane { padding: 16px 18px; }
.slots-head {
  display: grid;
  grid-template-columns: 34px 22px 1fr 130px;
  gap: 12px;
  align-items: center;
  padding: 0 8px 10px;
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint);
}
.slots-head .sh-slot { grid-column: 3; }
.slots-head .sh-team { grid-column: 4; text-align: center; }
.slot-list { display: flex; flex-direction: column; gap: 8px; }

.slot-row {
  display: grid;
  grid-template-columns: 34px 22px 1fr 130px;
  gap: 12px;
  align-items: center;
  padding: 8px 8px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid var(--stroke);
  transition: background 0.16s ease, border-color 0.16s ease;
}
.slot-row.is-me {
  background: rgba(212, 165, 58, 0.10);
  border-color: rgba(212, 165, 58, 0.32);
}
.slot-row.st-open { opacity: 0.82; }
.slot-row.st-closed { opacity: 0.5; }

.slot-num {
  display: flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; margin: 0 auto;
  border-radius: 8px;
  font-size: 12px; font-weight: 700; color: var(--ink-faint);
  background: rgba(0,0,0,0.35);
  border: 1px solid var(--stroke);
}
.slot-chip {
  width: 16px; height: 16px; border-radius: 5px;
  border: 1px solid rgba(255,255,255,0.35);
  box-shadow: 0 0 10px -2px currentColor, inset 0 1px 0 rgba(255,255,255,0.3);
  margin: 0 auto;
}
.slot-row.st-open .slot-chip, .slot-row.st-closed .slot-chip { filter: grayscale(0.7) brightness(0.8); }

.slot-name {
  display: flex; align-items: center; gap: 10px;
  min-width: 0;
  padding: 4px 8px;
  border-radius: 8px;
  font-size: 15px;
}
.sn-label { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sn-label.muted { color: var(--ink-faint); font-weight: 500; font-style: italic; }
.slot-name.state-ai .sn-label { color: #8fb7ff; }
.sn-tags { display: inline-flex; gap: 5px; }
.tag {
  font-size: 9.5px; font-weight: 700; letter-spacing: 0.08em;
  padding: 2px 6px; border-radius: 5px; text-transform: uppercase;
}
.tag-host { background: rgba(212,165,58,0.2); color: var(--gold-soft); border: 1px solid rgba(212,165,58,0.4); }
.tag-you { background: rgba(126,224,160,0.16); color: #8fe6b0; border: 1px solid rgba(126,224,160,0.35); }
.tag-ai { background: rgba(143,183,255,0.16); color: #8fb7ff; border: 1px solid rgba(143,183,255,0.35); }
.tag-off { background: rgba(0,0,0,0.3); color: var(--ink-faint); border: 1px solid var(--stroke); }

.slot-name.clickable { cursor: pointer; }
.slot-name.clickable:hover {
  background: rgba(255,255,255,0.08);
  outline: 1px dashed rgba(212,165,58,0.4);
}
.cycle-hint {
  margin-left: auto; color: var(--gold); opacity: 0; font-size: 14px;
  transition: opacity 0.15s ease;
}
.slot-name.clickable:hover .cycle-hint { opacity: 0.9; }

.slot-team-wrap { position: relative; }
.slot-team {
  appearance: none; -webkit-appearance: none;
  width: 130px;
  padding: 8px 28px 8px 12px;
  font-size: 13px; font-family: var(--sans);
  color: var(--ink);
  background: rgba(8, 12, 20, 0.7);
  border: 1px solid var(--stroke-strong);
  border-radius: 9px;
  cursor: pointer;
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}
.slot-team-wrap::after {
  content: '▾';
  position: absolute; right: 11px; top: 50%; transform: translateY(-50%);
  pointer-events: none; color: var(--ink-faint); font-size: 11px;
}
.slot-team:hover:not(:disabled) { border-color: rgba(255,255,255,0.34); }
.slot-team:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(212,165,58,0.2); }
.slot-team:disabled { opacity: 0.4; cursor: default; }
.slot-team option { background: #10141e; color: var(--ink); }

/* chat pane -------------------------------------------------------- */
.chat-pane { display: flex; flex-direction: column; padding: 14px 16px; min-height: 320px; }
.chat-head {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-faint);
  padding-bottom: 10px; margin-bottom: 8px;
  border-bottom: 1px solid var(--stroke);
}
.chat-log {
  flex: 1; min-height: 0; overflow-y: auto;
  display: flex; flex-direction: column; gap: 6px;
  padding-right: 4px;
}
.chat-msg { font-size: 13.5px; line-height: 1.4; word-break: break-word; }
.chat-msg.sys { color: var(--ink-faint); font-style: italic; text-align: center; font-size: 12.5px; }
.chat-from { color: var(--gold-soft); font-weight: 650; margin-right: 6px; }
.chat-from::after { content: ':'; color: var(--ink-faint); font-weight: 400; }
.chat-text { color: var(--ink); }
.chat-row { display: flex; gap: 8px; margin-top: 10px; }
.chat-input { flex: 1; padding: 10px 12px; font-size: 14px; }
.chat-send { flex: 0 0 auto; }

/* lobby footer ----------------------------------------------------- */
.lobby-foot {
  display: flex; align-items: center; gap: 14px;
  margin-top: 20px; flex-wrap: wrap;
}
.host-controls { display: flex; gap: 12px; }
.start-col { margin-left: auto; display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
.btn-start { padding: 14px 30px; font-size: 16px; }
.btn-start.ready { animation: start-glow 2.4s ease-in-out infinite; }
@keyframes start-glow {
  0%, 100% { box-shadow: 0 12px 28px -12px rgba(212,165,58,0.7), inset 0 1px 0 rgba(255,255,255,0.5); }
  50% { box-shadow: 0 12px 40px -8px rgba(212,165,58,1), inset 0 1px 0 rgba(255,255,255,0.6); }
}
.start-hint { font-size: 12px; color: var(--ink-faint); }
.start-hint.ok { color: #8fe6b0; }

/* ------------------------------------------------------------------ */
/* Overlay (connecting / error)                                        */
/* ------------------------------------------------------------------ */
.menus-overlay {
  position: absolute; inset: 0; z-index: 5;
  display: none;
  align-items: center; justify-content: center;
  padding: 24px;
  background: rgba(5, 8, 14, 0.62);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.menus-overlay.show { display: flex; animation: screen-in 0.28s ease; }
.ov-card {
  text-align: center;
  padding: 34px 40px;
  max-width: 420px;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.ov-spinner { display: none; gap: 7px; }
.ov-spinner span {
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--gold);
  animation: bounce 1s ease-in-out infinite;
}
.ov-spinner span:nth-child(2) { animation-delay: 0.15s; }
.ov-spinner span:nth-child(3) { animation-delay: 0.3s; }
@keyframes bounce {
  0%, 80%, 100% { transform: scale(0.5); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}
.ov-icon {
  display: none;
  width: 52px; height: 52px; border-radius: 50%;
  align-items: center; justify-content: center;
  font-family: var(--serif); font-weight: 700; font-size: 30px;
  color: #ffb9b1;
  background: rgba(226,72,60,0.14);
  border: 1px solid rgba(226,72,60,0.5);
}
.ov-msg { font-size: 16px; color: var(--ink); line-height: 1.5; }
.ov-card .btn { display: none; margin-top: 4px; }

.menus-overlay.is-connecting .ov-spinner { display: flex; }
.menus-overlay.is-connecting .ov-msg { color: var(--ink-dim); }
.menus-overlay.is-error .ov-icon { display: flex; }
.menus-overlay.is-error .ov-card .btn { display: inline-flex; }

/* ------------------------------------------------------------------ */
/* Micro-interactions                                                  */
/* ------------------------------------------------------------------ */
.flash { animation: flash-shake 0.4s ease; }
@keyframes flash-shake {
  0%, 100% { transform: translateX(0); box-shadow: 0 0 0 3px rgba(226,72,60,0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); box-shadow: 0 0 0 3px rgba(226,72,60,0.4); }
}

/* Scrollbars ------------------------------------------------------- */
.menus-root ::-webkit-scrollbar { width: 9px; height: 9px; }
.menus-root ::-webkit-scrollbar-track { background: transparent; }
.menus-root ::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.14); border-radius: 8px;
  border: 2px solid transparent; background-clip: padding-box;
}
.menus-root ::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.24); background-clip: padding-box; }

/* ------------------------------------------------------------------ */
/* Responsive                                                          */
/* ------------------------------------------------------------------ */
@media (max-width: 760px) {
  .lobby-body { grid-template-columns: 1fr; }
  .chat-pane { min-height: 240px; }
  .lobby-top { align-items: flex-start; }
  .code-box { align-items: flex-start; }
  .start-col { margin-left: 0; align-items: stretch; }
  .lobby-foot { flex-direction: column-reverse; align-items: stretch; }
  .host-controls { flex-direction: column; }
  .btn-start { width: 100%; }
  .howto-body { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .hero-sub { letter-spacing: 0.28em; }
  .join-row { flex-direction: column; }
  .slots-head, .slot-row { grid-template-columns: 30px 20px 1fr 108px; gap: 8px; }
  .slot-team { width: 108px; }
}

/* Reduced motion --------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .menus-root *, .menus-root *::before, .menus-root *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.05s !important;
  }
}