/* =============================================
   FLAG TRIVIA – MOBILE FIRST STYLES
   ============================================= */

/* --- Splash Screen --- */
.splash {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: linear-gradient(180deg, #1e3a8a 0%, #1e1b4b 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.splash--done {
  animation: splashFadeOut .5s ease forwards;
}
@keyframes splashFadeOut {
  to { opacity: 0; transform: scale(1.04); }
}

/* Falling flags layer */
.splash__flags {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.splash__flag {
  position: absolute;
  top: -80px;
  animation: flagFall linear infinite;
  will-change: transform;
}
@keyframes flagFall {
  0%   { transform: translateY(0) rotate(-8deg); }
  50%  { transform: translateY(50vh) rotate(8deg); }
  100% { transform: translateY(110vh) rotate(-4deg); }
}

/* Center content */
.splash__center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  z-index: 1;
}
.splash__logo {
  width: 140px;
  height: 140px;
  object-fit: contain;
  border-radius: 28px;
  box-shadow: 0 12px 40px rgba(0,0,0,.5);
}
.splash__title {
  font-family: var(--btn-font);
  font-size: 2.4rem;
  color: #fff;
  letter-spacing: .04em;
}
.splash__subtitle {
  font-size: .9rem;
  color: #93c5fd;
  text-align: center;
  max-width: 260px;
}

/* Bottom progress */
.splash__bottom {
  position: absolute;
  bottom: 52px;
  left: 40px;
  right: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.splash__loading-text {
  font-size: .75rem;
  color: #93c5fd;
  letter-spacing: .05em;
}
.splash__track {
  width: 100%;
  height: 6px;
  background: #1e40af;
  border-radius: 3px;
  overflow: hidden;
}
.splash__fill {
  height: 100%;
  width: 5%;
  background: linear-gradient(90deg, #60a5fa, #3b82f6);
  border-radius: 3px;
  transition: width .25s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
*:focus,
*:focus-visible,
*:focus-within { outline: none; }
button:focus,
button:focus-visible { outline: none; -webkit-tap-highlight-color: transparent; }
a:focus,
a:focus-visible { outline: none; -webkit-tap-highlight-color: transparent; }

:root {
  --clr-bg:        #0f172a;
  --clr-surface:   #1e293b;
  --clr-surface2:  #273348;
  --clr-primary:   #0ea5e9;
  --clr-primary-h: #0284c7;
  --clr-primary-d: #0369a1;   /* 3D floor colour for primary */
  --clr-accent:    #f97316;
  --clr-accent-d:  #c2410c;   /* 3D floor colour for accent  */
  --clr-correct:   #22c55e;
  --clr-correct-d: #15803d;
  --clr-wrong:     #ef4444;
  --clr-wrong-d:   #b91c1c;
  --clr-surface-d: #475569;   /* 3D floor for surface/ghost buttons */
  --clr-text:      #f1f5f9;
  --clr-muted:     #94a3b8;
  --clr-border:    #334155;
  --radius:        14px;
  --radius-sm:     8px;
  --shadow:        0 4px 24px rgba(0,0,0,.4);
  --btn-depth:     4px;        /* how tall the 3D "floor" is */
  --btn-font:      "Lilita One", "Fredoka One", system-ui, sans-serif;
}

html, body {
  height: 100%;
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-tap-highlight-color: transparent;
}

.game-body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding-bottom: 28px;
}
.game-body:has(.top-bar) { padding-top: 48px; }

/* --- Top bar --- */
.top-bar {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  height: 48px;
  background: rgba(15,23,42,.92);
  border-bottom: 1px solid #1e293b;
  backdrop-filter: blur(8px);
}
.top-bar__user {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 6px 4px 0;
  border-radius: var(--radius);
  transition: background .15s;
}
.top-bar__user:hover { background: rgba(255,255,255,.07); }
.top-bar__icon { font-size: 1.5rem; line-height: 1; }
.top-bar__name {
  font-size: 1rem;
  font-weight: 600;
  color: #94a3b8;
  max-width: 140px;
  overflow: hidden;
  white-space: nowrap;
}
.top-bar__plays {
  display: flex;
  align-items: center;
  gap: .25rem;
}
.top-bar__plays-icon   { font-size: 1.4rem; line-height: 1; }
.top-bar__plays-count  { font-size: 1.2rem; font-weight: 800; color: var(--clr-text); line-height: 1; }
.top-bar__plays-max    { font-size: .8rem; font-weight: 700; color: #6366f1; line-height: 1; align-self: flex-end; margin-bottom: 2px; }
.top-bar__plays-timer  { font-size: .8rem; color: #f59e0b; font-weight: 600; line-height: 1; align-self: flex-end; margin-bottom: 2px; }
.top-bar__plays-add {
  background: none;
  border: 2px solid #6366f1;
  color: #6366f1;
  border-radius: 50%;
  width: 1.4rem;
  height: 1.4rem;
  font-size: .9rem;
  font-weight: 900;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}

.top-bar__settings {
  background: none;
  border: none;
  font-size: 1.75rem;
  cursor: pointer;
  padding: 4px 6px;
  line-height: 1;
  color: #c8c8c8;
}
.top-bar__logo {
  height: 32px;
  width: auto;
  display: block;
  animation: none;
}
.top-bar__logo--hidden { visibility: hidden; }

/* --- Flash --- */
.flash {
  position: fixed;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--clr-wrong);
  color: #fff;
  padding: .6rem 1.4rem;
  border-radius: 999px;
  font-size: .875rem;
  font-weight: 600;
  z-index: 1000;
  transition: opacity .4s;
}
.flash--hidden { opacity: 0; pointer-events: none; }

/* --- Buttons (3D arcade style) --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .875rem 1.5rem;
  border-radius: var(--radius);
  font-family: var(--btn-font);
  font-size: 1.75rem;
  font-weight: 400;          /* Lilita One is already max-weight */
  letter-spacing: .03em;
  line-height: 1;
  border: none;
  cursor: pointer;
  text-decoration: none;
  user-select: none;
  position: relative;
  top: 0;
  /* The 3D "floor" is a bottom border + matching box-shadow */
  border-bottom: var(--btn-depth) solid transparent;
  transition: top .08s ease, border-bottom-width .08s ease, box-shadow .08s ease, background .15s;
}

/* Press: button moves down and shadow collapses */
.btn:active {
  top: var(--btn-depth);
  border-bottom-width: 0 !important;
  box-shadow: none !important;
}


/* ── PRIMARY (blue) ── */
.btn--primary {
  background: var(--clr-primary);
  color: #fff;
  border-bottom-color: var(--clr-primary-d);
  box-shadow:
    0 var(--btn-depth) 0 var(--clr-primary-d),
    0 6px 18px rgba(14,165,233,.45);
  text-shadow: 2px 2px #000;
}
.btn--primary:hover {
  background: var(--clr-primary-h);
  box-shadow:
    0 var(--btn-depth) 0 var(--clr-primary-d),
    0 8px 22px rgba(14,165,233,.55);
}

/* ── SECONDARY (surface) ── */
.btn--secondary {
  background: var(--clr-surface2);
  color: var(--clr-text);
  border: 2px solid var(--clr-border);
  border-bottom: var(--btn-depth) solid var(--clr-surface-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-surface-d);
  text-shadow: 2px 2px #000;
}

/* ── SHARE (now same as accent/orange) ── */
.btn--share {
  background: var(--clr-accent);
  color: #fff;
  border-bottom: var(--btn-depth) solid var(--clr-accent-d);
  box-shadow:
    0 var(--btn-depth) 0 var(--clr-accent-d),
    0 6px 18px rgba(249,115,22,.4);
  text-shadow: 2px 2px #000;
}
.btn--share:hover {
  background: #ea6c0a;
  box-shadow: 0 var(--btn-depth) 0 var(--clr-accent-d), 0 8px 22px rgba(249,115,22,.5);
}

/* ── NAVY (deep blue leaderboard/secondary action) ── */
.btn--navy {
  background: #1e3a8a;
  color: #fff;
  border-bottom: var(--btn-depth) solid #1e3268;
  box-shadow: 0 var(--btn-depth) 0 #1e3268;
  text-shadow: 2px 2px #000;
}
.btn--navy:hover {
  background: #1d4ed8;
  box-shadow: 0 var(--btn-depth) 0 #1e3268;
}

/* ── FOREST (dark green) ── */
.btn--forest {
  background: #166534;
  color: #fff;
  border-bottom: var(--btn-depth) solid #0f3d20;
  box-shadow: 0 var(--btn-depth) 0 #0f3d20;
  text-shadow: 2px 2px #000;
}
.btn--forest:hover {
  background: #14532d;
  box-shadow: 0 var(--btn-depth) 0 #0f3d20;
}
.btn--forest-success:hover {
  background: #15803d;
  color: #fff;
  box-shadow: 0 var(--btn-depth) 0 #0f3d20;
}

/* ── ACCENT (orange) ── */
.btn--accent {
  background: var(--clr-accent);
  color: #fff;
  border-bottom: var(--btn-depth) solid var(--clr-accent-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-accent-d);
  text-shadow: 2px 2px #000;
}
.btn--accent:hover {
  background: #ea6c0a;
  box-shadow: 0 var(--btn-depth) 0 var(--clr-accent-d);
}

/* ── DANGER (red) ── */
.btn--danger {
  background: #dc2626;
  color: #fff;
  border-bottom: var(--btn-depth) solid var(--clr-wrong-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-wrong-d);
  text-shadow: 0 1px 3px rgba(0,0,0,.35);
}

.btn--danger:hover {
  background: var(--clr-wrong);
}

/* ── SUCCESS (green) ── */
.btn--success {
  background: var(--clr-correct);
  color: #fff;
  border-bottom: var(--btn-depth) solid var(--clr-correct-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-correct-d);
  text-shadow: 0 1px 3px rgba(0,0,0,.35);
}
.btn--success:hover {
  background: #16a34a;
  box-shadow: 0 var(--btn-depth) 0 var(--clr-correct-d);
}

.btn--full { width: 100%; }

/* --- Input group --- */
.input-group { position: relative; margin-bottom: 1rem; }
.input-group__field {
  width: 100%;
  padding: .875rem 1rem;
  background: var(--clr-surface2);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
  color: var(--clr-text);
  font-size: 1rem;
  outline: none;
  transition: border-color .2s;
}
.input-group__field::placeholder { color: var(--clr-muted); }
.input-group__field:focus { border-color: var(--clr-primary); }

/* =============================================
   LANGUAGE SWITCHER
   ============================================= */
.lang-switcher {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .5rem 0;
}

.lang-switcher__form { display: contents; }

.lang-switcher__btn {
  background: transparent;
  border: 2px solid transparent;
  border-radius: 8px;
  padding: 2px;
  cursor: pointer;
  opacity: .45;
  transition: opacity .2s, border-color .2s, transform .15s;
  display: flex;
  align-items: center;
}
.lang-switcher__btn:hover  { opacity: .8; transform: scale(1.1); }
.lang-switcher__btn:active { transform: scale(.95); }

.lang-switcher__btn--active {
  opacity: 1;
  border-color: var(--clr-primary);
  border-radius: 8px;
}

.lang-switcher__flag {
  width: 32px;
  height: 22px;
  object-fit: cover;
  border-radius: 4px;
  display: block;
}

/* =============================================
   LANGUAGE DROPDOWN
   ============================================= */
.lang-dropdown--topleft {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 50;
}

.lang-dropdown {
  position: relative;
  display: flex;
  justify-content: center;
}

.lang-dropdown__trigger {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .85rem;
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-bottom: var(--btn-depth) solid var(--clr-surface-d);
  border-radius: var(--radius);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-surface-d);
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.lang-dropdown__trigger::-webkit-details-marker { display: none; }
.lang-dropdown__trigger:hover {
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-primary-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d);
}

.lang-dropdown__flag {
  width: 28px;
  height: 19px;
  object-fit: cover;
  border-radius: 3px;
  display: block;
}

.lang-dropdown__code {
  font-family: var(--btn-font);
  font-size: .95rem;
  color: var(--clr-text);
  letter-spacing: .05em;
}

.lang-dropdown__arrow {
  font-size: .75rem;
  color: var(--clr-muted);
  transition: transform .2s;
}
.lang-dropdown[open] .lang-dropdown__arrow { transform: rotate(180deg); }

.lang-dropdown__menu {
  position: absolute;
  top: calc(100% + .5rem);
  right: 0;
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  overflow: hidden;
  min-width: 120px;
  z-index: 50;
}

.lang-dropdown__option {
  display: flex;
  align-items: center;
  gap: .6rem;
  width: 100%;
  padding: .6rem .85rem;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--clr-muted);
  font-family: var(--btn-font);
  font-size: .95rem;
  text-align: left;
  transition: background .15s, color .15s;
}
.lang-dropdown__option:hover { background: var(--clr-surface2); color: var(--clr-text); }
.lang-dropdown__option--active { color: var(--clr-primary); }

/* =============================================
   HOME SCREEN
   ============================================= */
.home-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  padding: 1.5rem;
  gap: 1.5rem;
}

.home-screen__hero {
  text-align: center;
}

.home-screen__globe {
  font-size: 5rem;
  line-height: 1;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

.home-screen__title {
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: -.02em;
  background: linear-gradient(135deg, #0ea5e9, #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: .5rem;
}

.home-screen__subtitle {
  color: var(--clr-muted);
  font-size: .95rem;
  margin-top: .4rem;
}

.home-screen__form-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .4s, transform .4s;
}
.home-screen__form-card.card--visible {
  opacity: 1;
  transform: translateY(0);
}

.home-screen__form-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-align: center;
  color: var(--clr-muted);
}

.home-screen__links {
  width: 100%;
  max-width: 420px;
}

/* =============================================
   GAME SCREEN
   ============================================= */
.game-screen {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  padding: 1rem;
  gap: .75rem;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
  position: relative;
}

/* Quit button */
.quit-btn {
  margin-top: 1.5rem;
  width: 100%;
}

/* Modal */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(4px);
  z-index: 300;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.modal-backdrop--visible {
  display: flex;
}
.modal {
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-radius: 1.25rem;
  padding: 2rem 1.5rem 1.5rem;
  width: 100%;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
}
.modal__close-x {
  position: absolute;
  top: .75rem;
  right: .75rem;
  background: none;
  border: none;
  color: var(--clr-muted);
  font-size: 1.1rem;
  cursor: pointer;
  line-height: 1;
  padding: .25rem;
}
.modal__close-x:hover { color: var(--clr-text); }
.modal { position: relative; }
.modal__body {
  font-size: .9rem;
  color: var(--clr-muted);
  text-align: center;
  line-height: 1.5;
  margin: 0;
}
.modal__icon {
  font-size: 3rem;
  line-height: 1;
}
.modal__title {
  font-family: var(--btn-font);
  font-size: 1.75rem;
  color: var(--clr-text);
  text-align: center;
  margin: 0;
}
.modal__body {
  font-size: .95rem;
  color: var(--clr-muted);
  text-align: center;
  margin: 0;
}
.logout-modal__body {
  font-size: .95rem;
  color: var(--clr-muted);
  text-align: center;
  margin-bottom: .25rem;
}

.btn--wrong {
  background: #ef4444;
  border-color: #ef4444;
  border-bottom-color: #b91c1c;
  box-shadow: 0 var(--btn-depth) 0 #b91c1c;
  color: #fff;
}
.btn--wrong:hover { background: #f87171; }

.modal__actions {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  width: 100%;
  margin-top: .5rem;
}
.modal__confirm,
.modal__cancel {
  width: 100%;
}

/* Settings button */
.settings-btn--inline {
  background: transparent;
  border: none;
  border-radius: 50%;
  width: 2.2rem;
  height: 2.2rem;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  padding: 0;
  opacity: .7;
}

/* Settings modal — section title */
.settings-section-title {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-muted);
  margin: 1rem 0 .5rem;
}
.settings-section-title:first-of-type { margin-top: 0; }

/* Settings modal — language grid */
.lang-strip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  width: 100%;
  margin-bottom: .75rem;
}
.lang-strip__label {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--clr-muted);
}
.lang-strip__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .5rem;
  width: 100%;
}
.lang-strip__btn {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: .6rem;
  padding: .55rem .75rem;
  background: var(--clr-surface2);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .15s, background .15s;
  text-align: left;
}
.lang-strip__btn:hover { background: var(--clr-surface3, #2a2a3a); }
.lang-strip__btn--active {
  border-color: var(--clr-primary);
  background: rgba(14,165,233,.12);
}
.lang-strip__flag {
  width: 1.75rem;
  height: auto;
  border-radius: 3px;
  flex-shrink: 0;
}
.lang-strip__name {
  font-size: .85rem;
  font-weight: 600;
  color: var(--clr-text);
}

.settings-lang-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .5rem;
  width: 100%;
  margin-bottom: .25rem;
}
.settings-lang-btn {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: .6rem;
  padding: .55rem .75rem;
  border-radius: var(--radius);
  border: 2px solid var(--clr-border);
  background: var(--clr-surface2);
  cursor: pointer;
  transition: border-color .15s, background .15s;
  text-align: left;
}
.settings-lang-btn:hover { background: var(--clr-surface3, #2a2a3a); }
.settings-lang-btn--active {
  border-color: var(--clr-primary);
  background: rgba(14,165,233,.12);
}
.settings-lang-btn__flag {
  width: 1.75rem;
  height: auto;
  border-radius: 3px;
  flex-shrink: 0;
}
.settings-lang-btn__name {
  font-size: .85rem;
  font-weight: 600;
  color: var(--clr-text);
}

/* Settings modal list */
.settings-list {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem .25rem;
  border-bottom: 1px solid var(--clr-border);
}
.settings-row:last-child { border-bottom: none; }

.settings-row__label {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .95rem;
  font-weight: 600;
  color: var(--clr-text);
}
.settings-row__icon { font-size: 1.2rem; }

/* Toggle switch */
.settings-toggle {
  position: relative;
  width: 3rem;
  height: 1.6rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: background .2s;
  flex-shrink: 0;
}
.settings-toggle::after {
  content: "";
  position: absolute;
  top: 3px;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
  background: #fff;
  transition: left .2s, right .2s;
}
.settings-toggle--on  { background: var(--clr-primary); }
.settings-toggle--off { background: var(--clr-border); }
.settings-toggle--on::after  { left: calc(100% - 1.2rem - 3px); }
.settings-toggle--off::after { left: 3px; }

/* Header */
.game-screen__header {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.game-screen__progress-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.game-screen__progress-bar {
  height: 6px;
  background: var(--clr-surface2);
  border-radius: 999px;
  overflow: hidden;
}

.game-screen__progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--clr-primary), #c084fc);
  border-radius: 999px;
  transition: width .4s ease;
}

.game-screen__counter {
  font-size: .75rem;
  color: var(--clr-muted);
}

.game-screen__timer {
  font-size: 1.25rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--clr-text);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  padding: .25rem .7rem;
  border-radius: var(--radius-sm);
  letter-spacing: .05em;
}

/* Flag area */
.game-screen__flag-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  flex: 0 0 auto;
  padding: .5rem 0;
}

.game-screen__flag-card {
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color .3s, box-shadow .3s, transform .3s;
}

.game-screen__flag-card.flag-card--correct {
  border-color: var(--clr-correct);
  box-shadow: 0 0 24px rgba(34,197,94,.5);
  animation: bounce-correct .5s ease;
}

.game-screen__flag-card.flag-card--wrong {
  border-color: var(--clr-wrong);
  box-shadow: 0 0 24px rgba(239,68,68,.4);
  animation: shake-wrong .4s ease;
}

@keyframes bounce-correct {
  0%,100% { transform: scale(1); }
  40%      { transform: scale(1.06); }
}

@keyframes shake-wrong {
  0%,100% { transform: translateX(0); }
  20%     { transform: translateX(-8px); }
  40%     { transform: translateX(8px); }
  60%     { transform: translateX(-6px); }
  80%     { transform: translateX(6px); }
}

.game-screen__flag-image {
  width: 200px;
  height: auto;
  max-height: 140px;
  object-fit: contain;
  border-radius: 4px;
}

.game-screen__question {
  text-align: center;
  color: var(--clr-muted);
  font-size: .9rem;
}

/* Options */
.game-screen__options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  margin-top: .25rem;
}

.option-btn {
  -webkit-tap-highlight-color: transparent;
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-bottom: var(--btn-depth) solid var(--clr-surface-d);
  color: var(--clr-text);
  border-radius: var(--radius);
  padding: .875rem .5rem;
  font-family: var(--btn-font);
  font-size: 1.4rem;
  font-weight: 400;
  cursor: pointer;
  text-align: center;
  line-height: 1.3;
  position: relative;
  top: 0;
  box-shadow: 0 var(--btn-depth) 0 var(--clr-surface-d);
  text-shadow: 0 1px 2px rgba(0,0,0,.4);
  transition: background .12s, border-color .12s, top .08s, box-shadow .08s, border-bottom-width .08s;
}
.option-btn:active:not(:disabled) {
  top: var(--btn-depth);
  border-bottom-width: 0;
  box-shadow: none;
}
@media (hover: hover) {
  .option-btn:hover:not(:disabled) {
    background: var(--clr-surface2);
    border-color: var(--clr-primary);
    border-bottom-color: var(--clr-primary-d);
    box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d);
  }
}
.option-btn:disabled { cursor: default; opacity: .75; }
.option-btn:focus, .option-btn:focus-visible { outline: none; box-shadow: 0 var(--btn-depth) 0 var(--clr-border); }

.option-btn--correct {
  background: rgba(34,197,94,.15) !important;
  border-color: var(--clr-correct) !important;
  border-bottom-color: var(--clr-correct-d) !important;
  box-shadow: 0 var(--btn-depth) 0 var(--clr-correct-d) !important;
  color: var(--clr-correct) !important;
  text-shadow: 0 1px 3px rgba(0,0,0,.3) !important;
  animation: pop-in .3s ease;
}

.option-btn--wrong {
  background: rgba(239,68,68,.15) !important;
  border-color: var(--clr-wrong) !important;
  border-bottom-color: var(--clr-wrong-d) !important;
  box-shadow: 0 var(--btn-depth) 0 var(--clr-wrong-d) !important;
  color: var(--clr-wrong) !important;
  text-shadow: 0 1px 3px rgba(0,0,0,.3) !important;
}

@keyframes pop-in {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.04); }
  100% { transform: scale(1); }
}

/* Feedback overlay */
.game-screen__feedback {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .25rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  z-index: 50;
}

.game-screen__feedback.feedback--visible {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.feedback__icon {
  font-size: 4rem;
  line-height: 1;
  font-weight: 900;
}
.feedback__message {
  font-size: 1.2rem;
  font-weight: 800;
}

.feedback--correct .feedback__icon,
.feedback--correct .feedback__message { color: var(--clr-correct); }
.feedback--wrong   .feedback__icon,
.feedback--wrong   .feedback__message { color: var(--clr-wrong); }

/* =============================================
   RESULT SCREEN
   ============================================= */
.result-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100dvh;
  padding: 1.5rem;
  gap: 1.5rem;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

.result-screen__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  margin-top: 1rem;
}

.result-screen__trophy-img {
  height: 4rem;
  width: auto;
}

.result-screen__title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-top: .5rem;
}

.result-screen__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  width: 100%;
}

.stat-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
}

.stat-card--correct {
  background: rgba(34,197,94,.1);
  border-color: rgba(34,197,94,.35);
}
.stat-card--wrong {
  background: rgba(239,68,68,.1);
  border-color: rgba(239,68,68,.35);
}
.stat-card--score {
  background: rgba(234,179,8,.1);
  border-color: rgba(234,179,8,.35);
}

.stat-card__label {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--clr-muted);
  margin-bottom: .25rem;
}

.stat-card__value {
  font-size: 2rem;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

.stat-card__value--green { color: var(--clr-correct); }
.stat-card__value--red   { color: var(--clr-wrong); }
.stat-card--score .stat-card__value { color: #eab308; }

.result-screen__best-time {
  background: linear-gradient(135deg, rgba(14,165,233,.2), rgba(249,115,22,.2));
  border: 1px solid var(--clr-primary);
  border-radius: var(--radius);
  padding: .75rem 1.5rem;
  font-weight: 700;
  color: #7dd3fc;
  text-align: center;
  width: 100%;
  animation: pulse-glow 1.5s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%,100% { box-shadow: 0 0 8px rgba(14,165,233,.3); }
  50%      { box-shadow: 0 0 24px rgba(14,165,233,.6); }
}

.result-screen__actions {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  width: 100%;
  margin-top: 0.5rem;
  padding-bottom: 1rem;
}

/* =============================================
   LEADERBOARD SCREEN
   ============================================= */
.leaderboard-screen {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  padding: 1.5rem;
  gap: 1rem;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

.leaderboard-screen__header {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.leaderboard-screen__header--stacked {
  flex-direction: column;
  align-items: flex-start;
  gap: .25rem;
}
.leaderboard-screen__subtitle {
  font-size: .9rem;
  color: var(--clr-muted);
  margin: 0;
}
.challenge-complete-screen {
  justify-content: center;
  gap: 2rem;
}
.challenge-complete__hero {
  text-align: center;
  margin-bottom: 1.5rem;
}
.challenge-complete__prompt {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--clr-text);
  margin: 0;
}
.challenge-complete__actions {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  width: 100%;
}
.challenge-complete__share {
  width: 100%;
  margin-bottom: .5rem;
}

.back-btn {
  font-size: 1.4rem;
  color: var(--clr-muted);
  text-decoration: none;
  line-height: 1;
  padding: .25rem;
  transition: color .2s;
}
.back-btn:hover { color: var(--clr-text); }

.leaderboard-screen__title {
  font-size: 1.4rem;
  font-weight: 800;
}

.leaderboard-list {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.leaderboard-list__legend {
  display: flex;
  justify-content: flex-end;
  gap: 0;
  padding: 0 1rem .25rem;
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--clr-muted);
}
.leaderboard-list__legend span:first-child { flex: 1; }
.leaderboard-list__legend span:nth-child(2) { width: 4rem; text-align: center; }
.leaderboard-list__legend span:nth-child(3) { width: 4rem; text-align: right; }

.leaderboard-row {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  padding: .75rem 1rem;
}

.leaderboard-row--top-1 { border-color: #f59e0b; background: rgba(245,158,11,.08); }
.leaderboard-row--top-2 { border-color: #94a3b8; background: rgba(148,163,184,.08); }
.leaderboard-row--top-3 { border-color: #b45309; background: rgba(180,83,9,.08); }

.leaderboard-row__rank {
  font-size: 1.3rem;
  min-width: 2rem;
  text-align: center;
}

.rank-num {
  font-size: .875rem;
  font-weight: 700;
  color: var(--clr-muted);
}

.leaderboard-row__name {
  flex: 1;
  font-weight: 600;
}

.leaderboard-row__correct {
  width: 4rem;
  text-align: center;
  font-weight: 700;
  color: var(--clr-correct);
  font-size: .95rem;
}

.leaderboard-row__time {
  width: 4rem;
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--clr-muted);
  font-size: .9rem;
}

.leaderboard-screen__empty {
  text-align: center;
  color: var(--clr-muted);
  padding: 3rem 0;
  line-height: 2;
}

.leaderboard-screen__actions {
  margin-top: 2.5rem;
  padding-bottom: 1rem;
}

/* =============================================
   MODE TABS (Leaderboard)
   ============================================= */
.mode-tabs {
  display: flex;
  gap: .5rem;
  margin-bottom: .5rem;
}

.mode-tab {
  flex: 1;
  text-align: center;
  padding: .5rem .25rem;
  border-radius: var(--radius-sm);
  font-size: .8rem;
  font-weight: 700;
  color: var(--clr-muted);
  border: 1px solid var(--clr-border);
  background: transparent;
  text-decoration: none;
  transition: color .2s, border-color .2s, background .2s;
}
.mode-tab:hover { color: var(--clr-text); border-color: var(--clr-text); }
.mode-tab--active {
  color: var(--clr-primary);
  border-color: var(--clr-primary);
  background: rgba(14,165,233,.08);
}

/* =============================================
   ONBOARDING SCREENS (Language / Name / Mode)
   ============================================= */
.onboarding-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100dvh;
  padding: 1.75rem 1.75rem 3rem;
  gap: 0;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

.onboarding-screen__hero {
  text-align: center;
  margin-bottom: 1.5rem;
}

.onboarding-screen__icon {
  font-size: 3.5rem;
  line-height: 1;
  animation: float 3s ease-in-out infinite;
}

.app-logo {
  width: 200px;
  height: auto;
  display: block;
  margin: 0 auto .5rem;
  animation: float 3s ease-in-out infinite;
}

.onboarding-screen__title {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -.02em;
  background: linear-gradient(135deg, #0ea5e9, #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: .5rem;
}

.onboarding-screen__subtitle {
  color: var(--clr-muted);
  font-size: 1.25rem;
  margin-top: .4rem;
}

.onboarding-screen__form {
  width: 100%;
  margin-bottom: 1rem;
}

.onboarding-screen__actions {
  width: 100%;
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.onboarding-screen__links {
  width: 100%;
  margin-top: .75rem;
}

.onboarding-screen__back {
  width: 100%;
  margin-top: .75rem;
}

.input-group__field--lg {
  font-size: 1.1rem;
  padding: 1rem 1.25rem;
}

/* =============================================
   LANGUAGE GRID
   ============================================= */
.lang-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .875rem;
  width: 100%;
  margin-bottom: 1rem;
  padding-bottom: 2rem;
}

.lang-grid__form { display: contents; }

.lang-grid__btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-bottom: var(--btn-depth) solid var(--clr-surface-d);
  border-radius: var(--radius);
  padding: 1.1rem .5rem;
  cursor: pointer;
  position: relative;
  top: 0;
  box-shadow: 0 var(--btn-depth) 0 var(--clr-surface-d);
  transition: border-color .15s, background .15s, top .08s, box-shadow .08s, border-bottom-width .08s;
}
.lang-grid__btn:hover {
  background: var(--clr-surface2);
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-primary-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d);
}
.lang-grid__btn:active {
  top: var(--btn-depth);
  border-bottom-width: 0;
  box-shadow: none;
}
.lang-grid__btn--active {
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-primary-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d);
  background: rgba(14,165,233,.1);
}

.lang-grid__flag {
  width: 52px;
  height: 34px;
  object-fit: cover;
  border-radius: 6px;
  display: block;
}

.lang-grid__label {
  font-family: var(--btn-font);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--clr-text);
  text-shadow: 0 1px 2px rgba(0,0,0,.4);
}

.lang-grid__btn--active .lang-grid__label {
  color: #7dd3fc;
}

/* =============================================
   USERNAME CARD
   ============================================= */
.username-card {
  width: 100%;
  background: var(--clr-card, #1e293b);
  border-radius: var(--radius);
  border: 1px solid var(--clr-border, #334155);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.username-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.username-card__label {
  font-size: .82rem;
  font-weight: 600;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.username-card__status {
  font-size: .82rem;
  font-weight: 600;
  min-height: 1.2em;
  margin: 0;
}
.username-card__status[data-state="ok"]       { color: #22c55e; }
.username-card__status[data-state="error"]    { color: #ef4444; }
.username-card__status[data-state="checking"] { color: var(--clr-muted); }

.btn:disabled {
  opacity: .45;
  cursor: not-allowed;
  pointer-events: none;
}

.username-input-row {
  position: relative;
  display: flex;
  align-items: center;
}

.username-input {
  width: 100%;
  height: 52px;
  background: var(--clr-bg, #0f172a);
  border: 1.5px solid var(--clr-primary);
  border-radius: 10px;
  padding: 0 16px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-text);
  outline: none;
}
.username-input:focus { border-color: var(--clr-primary); box-shadow: 0 0 0 3px rgba(99,102,241,.2); }

.username-input-icon {
  position: absolute;
  right: 14px;
  color: var(--clr-primary);
  pointer-events: none;
}

.username-card__hint {
  font-size: .78rem;
  color: var(--clr-muted);
  margin: 0;
}

.username-card__profanity {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .72rem;
  color: #475569;
  margin: 0;
}
.username-card__profanity svg { color: #22c55e; flex-shrink: 0; }

/* =============================================
   PICKER SCREEN (Solo / Versus)
   ============================================= */
.picker-screen {
  gap: 0;
  padding-top: 2rem;
}

.picker-screen__top {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin-bottom: 1.25rem;
}

.picker-screen__top .lang-dropdown--topleft {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
}

.picker-screen__tagline {
  color: var(--clr-muted);
  font-size: .95rem;
  text-align: center;
  margin-bottom: 1.25rem;
}

.picker-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  margin-bottom: 5rem;
}

.picker-cards--secondary {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,.12);
}

.picker-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 14px;
  border-radius: var(--radius);
  padding: 0 14px;
  height: 64px;
  text-decoration: none;
  border: 2px solid transparent;
  border-bottom-width: var(--btn-depth);
  position: relative;
  top: 0;
  transition: top .08s, box-shadow .08s, border-bottom-width .08s, background .15s;
}
.picker-card:active {
  top: var(--btn-depth);
  border-bottom-width: 0;
  box-shadow: none !important;
}

.picker-card--solo,
.picker-card--versus,
.picker-card--challenge {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-primary-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d), 0 6px 20px rgba(14,165,233,.35);
}

.picker-card--solo:hover,
.picker-card--versus:hover,
.picker-card--challenge:hover { background: var(--clr-primary-h); }

.picker-card--my-challenges {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-primary-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d), 0 6px 20px rgba(14,165,233,.35);
}
.picker-card--my-challenges:hover {
  background: var(--clr-primary-h);
}


.picker-card--leaderboard {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  border-bottom-color: var(--clr-accent-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-accent-d), 0 6px 20px rgba(249,115,22,.25);
}
.picker-card--leaderboard:hover { background: #ea6c0a; }

/* Result screen — challenge prompt */
.result-challenge-prompt {
  font-size: .95rem;
  font-weight: 600;
  color: var(--clr-muted);
  text-align: center;
  margin-bottom: .25rem;
}
.result-screen__divider {
  width: 100%;
  border: none;
  border-top: 1px solid var(--clr-border);
  margin: .5rem 0;
}

.picker-card__icon-wrap {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}
.picker-card__icon-wrap--solo    { background: rgba(255,255,255,.2); }
.picker-card__icon-wrap--versus  { background: rgba(255,255,255,.2); }

.picker-card__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.picker-card__title {
  font-family: var(--btn-font);
  font-size: 1.75rem;
  color: #fff;
  line-height: 1.2;
  text-shadow: 2px 2px 0 #000;
}
.picker-card__subtitle {
  font-size: .8rem;
  font-weight: 600;
  color: rgba(255,255,255,.75);
  margin-top: .15rem;
}

.new-badge {
  position: absolute;
  top: -10px;
  right: 12px;
  background: #ef4444;
  color: #fff;
  font-size: .65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: 2px 7px;
  border-radius: 999px;
  border: 2px solid #fff;
  pointer-events: none;
}

/* =============================================
   GAME CONFIG SCREEN
   ============================================= */
.game-config-screen {
  padding-top: 0;
  gap: 0;
}

.config-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 0 1rem;
}
.config-header__back {
  font-size: .85rem;
  font-weight: 600;
  color: var(--clr-muted);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}
.config-header__back:hover { color: var(--clr-text); }

.config-step { width: 100%; }
.config-step--hidden { display: none; }
.config-header__title {
  font-family: var(--btn-font);
  font-size: 2rem;
  color: var(--clr-text);
  display: flex;
  align-items: center;
  gap: .4rem;
  flex: 1;
  justify-content: center;
}
.lang-dropdown--config { flex-shrink: 0; }

.config-section {
  width: 100%;
  margin-bottom: 1.25rem;
}
.config-section__title {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--clr-muted);
  margin-bottom: .6rem;
}

.config-tiles {
  display: flex;
  gap: .6rem;
  width: 100%;
}

.config-tiles--grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

.config-tile {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .25rem;
  padding: .75rem .4rem;
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-bottom: var(--btn-depth) solid var(--clr-surface-d);
  border-radius: var(--radius);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-surface-d);
  cursor: pointer;
  transition: border-color .15s, background .15s, box-shadow .15s;
  position: relative;
  top: 0;
}
.config-tile:active {
  top: var(--btn-depth);
  border-bottom-width: 0;
  box-shadow: none;
}

.config-tile--selected,
.config-tile:has(input[type="radio"]:checked) {
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-primary-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d);
  background: var(--clr-primary);
}
.config-tile__radio { display: none; }
.config-tile--diff-selected {
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-primary-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d);
  background: var(--clr-primary);
}

.config-tile__icon  { font-size: 2.5rem; line-height: 1; }
.config-tile__label {
  font-family: var(--btn-font);
  font-size: 1.25rem;
  color: var(--clr-text);
  font-weight: 400;
  text-shadow: 2px 2px #000;
}
.config-tile__sub {
  font-size: .75rem;
  color: #fff;
  text-align: center;
  line-height: 1.3;
  font-weight: bold;
  text-shadow: 1px 1px #000;
}

.config-actions {
  width: 100%;
  margin-top: auto;
  padding-top: 1rem;
}

/* =============================================
   MODE LIST (Game Mode Screen)
   ============================================= */
.mode-list {
  display: flex;
  flex-direction: column;
  gap: .875rem;
  width: 100%;
  margin-bottom: auto;
  padding-bottom: 2rem;
}

.mode-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-bottom: var(--btn-depth) solid var(--clr-surface-d);
  border-radius: var(--radius);
  padding: 0.75rem 1.25rem;
  text-decoration: none;
  position: relative;
  top: 0;
  box-shadow: 0 var(--btn-depth) 0 var(--clr-surface-d);
  transition: border-color .15s, background .15s, top .08s, box-shadow .08s, border-bottom-width .08s;
}
.mode-card:hover {
  background: var(--clr-surface2);
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-primary-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d);
}
.mode-card:active {
  top: var(--btn-depth);
  border-bottom-width: 0;
  box-shadow: none;
}
.mode-card--active {
  border-color: var(--clr-primary);
  border-bottom-color: var(--clr-primary-d);
  box-shadow: 0 var(--btn-depth) 0 var(--clr-primary-d);
  background: rgba(14,165,233,.08);
}

.mode-card__title {
  font-family: var(--btn-font);
  font-size: 1.45rem;
  font-weight: 400;
  color: var(--clr-text);
  text-shadow: 0 1px 3px rgba(0,0,0,.4);
}

.mode-card__desc {
  font-size: 1.06rem;
  color: var(--clr-muted);
  text-align: right;
}

.mode-card__icon {
  height: 1.5em;
  width: auto;
  vertical-align: middle;
  margin-right: .15em;
}

/* =============================================
   VERSUS TAG
   ============================================= */
.versus-tag {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .3rem .9rem;
  border-radius: 999px;
  border: 1px solid var(--clr-accent);
  background: rgba(249,115,22,.08);
  color: var(--clr-accent);
  font-size: .75rem;
  font-weight: 900;
  letter-spacing: .04em;
  margin-top: .5rem;
}

.mode-card--versus {
  border-color: var(--clr-accent) !important;
  border-bottom-color: var(--clr-accent-d) !important;
  box-shadow: 0 var(--btn-depth) 0 var(--clr-accent-d) !important;
}
.mode-card--versus .mode-card__title { color: var(--clr-text); }

/* =============================================
   VERSUS NEW SCREEN
   ============================================= */
.versus-new__sections {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex: 1;
}

.versus-section__title {
  font-size: .85rem;
  font-weight: 700;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: .75rem;
}

.versus-new__divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--clr-border);
  font-size: .8rem;
  font-weight: 600;
}
.versus-new__divider::before,
.versus-new__divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--clr-border);
}
.versus-new__divider span { color: var(--clr-muted); }

.mode-list--compact { gap: .5rem; margin-bottom: .75rem; }

.mode-card-radio { display: contents; }
.mode-card-radio__input { display: none; }
.mode-card--sm { padding: .75rem 1rem; flex-direction: row; justify-content: space-between; }
.mode-card-radio__input:checked + .mode-card--sm {
  border-color: var(--clr-primary);
  background: rgba(14,165,233,.08);
}

.input-group__field--mono { font-family: monospace; letter-spacing: .15em; font-size: 3rem; text-transform: uppercase; }

/* =============================================
   VERSUS LOBBY
   ============================================= */
.versus-lobby {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100dvh;
  padding: 3rem 1.75rem 2.5rem;
  gap: 1.5rem;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

.versus-lobby__top { text-align: center; }
.app-logo--sm { width: 140px; }

.lobby-players {
  display: flex;
  align-items: center;
  gap: .75rem;
  width: 100%;
}

.lobby-player {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  padding: 1.1rem .75rem;
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
}
.lobby-player--me { border-color: var(--clr-primary); }

.lobby-player__avatar {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  background: rgba(14,165,233,.15);
  border: 2px solid var(--clr-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--clr-primary);
}
.lobby-player__avatar--waiting {
  background: var(--clr-surface2);
  border-color: var(--clr-border);
  color: var(--clr-muted);
}

.lobby-player__name {
  font-size: .85rem;
  font-weight: 700;
  color: var(--clr-text);
}

.lobby-player__badge {
  font-size: .7rem;
  font-weight: 700;
  padding: .2rem .6rem;
  border-radius: 999px;
}
.lobby-player__badge--ready  { background: rgba(14,165,233,.15); color: var(--clr-primary); }
.lobby-player__badge--waiting { background: var(--clr-surface2); color: var(--clr-muted); }

.lobby-vs {
  font-size: .9rem;
  font-weight: 900;
  color: var(--clr-accent);
  background: var(--clr-surface2);
  width: 36px;
  height: 36px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.lobby-code-box {
  width: 100%;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.lobby-code-box__label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--clr-muted);
  text-transform: uppercase;
}
.lobby-code-box__code {
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: .2em;
  color: var(--clr-text);
  font-variant-numeric: tabular-nums;
}
.lobby-code-box__hint {
  font-size: .8rem;
  color: var(--clr-muted);
}

.lobby-mode-row {
  font-size: .8rem;
  font-weight: 600;
  color: var(--clr-muted);
  background: var(--clr-surface2);
  padding: .6rem 1rem;
  border-radius: var(--radius-sm);
  width: 100%;
  text-align: center;
}

.lobby-actions {
  width: 100%;
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.lobby-waiting-msg {
  text-align: center;
  color: var(--clr-muted);
  font-size: .9rem;
  padding: .875rem;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  animation: pulse-muted 2s ease-in-out infinite;
}
@keyframes pulse-muted {
  0%,100% { opacity: 1; }
  50%      { opacity: .5; }
}

/* =============================================
   VERSUS GAME — score bar & opponent status
   ============================================= */
.versus-score-bar {
  display: flex;
  align-items: center;
  gap: 0;
  width: 100%;
  height: 44px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  padding: 0 1rem;
}

.versus-score-bar__player {
  flex: 1;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.versus-score-bar__player--opponent { justify-content: flex-end; }

.versus-score-bar__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  flex-shrink: 0;
}
.versus-score-bar__dot--me       { background: var(--clr-primary); }
.versus-score-bar__dot--opponent { background: var(--clr-accent); }

.versus-score-bar__name  { font-size: .75rem; font-weight: 700; color: var(--clr-text); }
.versus-score-bar__score { font-size: .8rem; font-weight: 900; padding: .15rem .5rem; border-radius: 999px; }
.versus-score-bar__player--me       .versus-score-bar__score { background: rgba(14,165,233,.15); color: var(--clr-primary); }
.versus-score-bar__player--opponent .versus-score-bar__score { background: rgba(249,115,22,.15); color: var(--clr-accent); }
.versus-score-bar__sep { font-size: .7rem; font-weight: 700; color: var(--clr-border); padding: 0 .4rem; }

.game-screen__counter-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.versus-finishing-msg {
  text-align: center;
  font-size: .9rem;
  font-weight: 700;
  color: var(--clr-muted);
  padding: .75rem 0 .25rem;
  letter-spacing: .02em;
}

.versus-opponent-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  font-size: .75rem;
  font-weight: 600;
  color: var(--clr-muted);
  padding: .25rem 0;
  min-height: 1.5rem;
}
.versus-opponent-status__dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--clr-accent);
  animation: pulse-dot 1.5s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .4; transform: scale(.7); }
}

/* =============================================
   VERSUS RESULT
   ============================================= */
.versus-result__title--win {
  background: linear-gradient(135deg, #0ea5e9, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.versus-result__subtitle {
  color: var(--clr-muted);
  font-size: .95rem;
  margin-top: .25rem;
  text-align: center;
}

.versus-result__cards {
  display: flex;
  gap: .75rem;
  width: 100%;
}

.versus-result__card {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .35rem;
  padding: 1.25rem .75rem;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
}
.versus-result__card--winner { border-color: var(--clr-primary); background: rgba(14,165,233,.06); }

.versus-result__card-name  { font-size: .8rem; font-weight: 700; }
.versus-result__card-score { font-size: 3rem; font-weight: 900; color: var(--clr-text); line-height: 1; }
.versus-result__card-label { font-size: .75rem; color: var(--clr-muted); }
.versus-result__card-time    { font-size: .8rem; font-weight: 700; color: var(--clr-muted); }
.versus-result__card-forfeit { font-size: .85rem; font-weight: 700; color: var(--clr-wrong); margin-top: .25rem; }
.versus-rematch-declined { text-align: center; padding: .6rem 1rem; background: rgba(239,68,68,.1); border: 1px solid var(--clr-wrong); border-radius: .5rem; color: var(--clr-wrong); font-weight: 600; font-size: .9rem; }
.versus-rematch-modal.modal-backdrop--visible { display: flex !important; }

/* =============================================
   CHALLENGE SCREEN
   ============================================= */
.challenge-screen { gap: 20px; }

.challenge-card {
  width: 100%;
  background: var(--clr-card, #1e293b);
  border: 2px solid var(--clr-primary);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.challenge-card__tagline {
  font-size: 1rem;
  color: var(--clr-muted);
  text-align: center;
  margin: 0;
}

.challenge-card__score {
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
  justify-content: center;
}

.challenge-card__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.challenge-card__stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--clr-text);
  font-family: var(--btn-font);
}

.challenge-card__stat-label {
  font-size: .75rem;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.challenge-card__divider {
  width: 1px;
  height: 48px;
  background: var(--clr-border);
}

.challenge-card__mode {
  font-size: .8rem;
  color: var(--clr-muted);
  background: var(--clr-bg);
  border-radius: 999px;
  padding: 4px 12px;
}

.challenge-attempts {
  width: 100%;
}

.challenge-attempts__title {
  font-size: .85rem;
  font-weight: 700;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin: 0 0 10px;
}

.challenge-attempts__list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.challenge-attempt-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: .88rem;
}

.challenge-attempt-row__rank {
  color: var(--clr-muted);
  font-weight: 700;
  width: 24px;
}

.challenge-attempt-row__name {
  flex: 1;
  color: var(--clr-text);
  font-weight: 600;
}

.challenge-attempt-row__score {
  color: var(--clr-primary);
  font-weight: 700;
}

.challenge-attempt-row__time {
  color: var(--clr-muted);
  font-size: .8rem;
}

/* Challenge comparison on result screen */
.challenge-comparison {
  width: 100%;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.challenge-comparison__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.challenge-comparison__col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.challenge-comparison__label {
  font-size: .72rem;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.challenge-comparison__score {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--clr-text);
}

.challenge-comparison__time {
  font-size: .8rem;
  color: var(--clr-muted);
}

.challenge-comparison__col--you .challenge-comparison__score { color: var(--clr-primary); }

.challenge-comparison__vs {
  font-size: .75rem;
  font-weight: 800;
  color: var(--clr-muted);
  padding: 0 4px;
}

.challenge-comparison__outcome {
  text-align: center;
  font-size: .95rem;
  font-weight: 700;
  color: var(--clr-muted);
  margin: 0;
}

.challenge-comparison__outcome--win  { color: var(--clr-correct, #22c55e); }
.challenge-comparison__outcome--lose { color: var(--clr-muted); }

/* =============================================
   MY CHALLENGES LIST
   ============================================= */
.my-challenges-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  padding: 0 0 16px;
}

.my-challenge-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  text-decoration: none;
  transition: border-color .15s;
}
.my-challenge-card:hover { border-color: var(--clr-primary); }

.my-challenge-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.my-challenge-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.my-challenge-card__mode {
  font-size: .8rem;
  font-weight: 600;
  color: var(--clr-text);
}

.my-challenge-card__code {
  font-size: .72rem;
  color: var(--clr-muted);
  background: var(--clr-bg);
  border-radius: 999px;
  padding: 2px 8px;
  font-family: monospace;
}

.my-challenge-card__chevron {
  font-size: 1.2rem;
  color: #fff;
}

.my-challenge-card__scores {
  display: flex;
  align-items: center;
  gap: 12px;
}

.my-challenge-card__stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.my-challenge-card__stat-value {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--clr-text);
}

.my-challenge-card__stat-label {
  font-size: .65rem;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
  text-align: center;
}

.my-challenge-card__divider {
  width: 1px;
  height: 32px;
  background: var(--clr-border);
  flex-shrink: 0;
}

.my-challenge-card__best {
  font-size: .8rem;
  padding-top: 6px;
  border-top: 1px solid var(--clr-border);
}

.my-challenge-card__beaten  { color: #f97316; }
.my-challenge-card__leading { color: #22c55e; }
.my-challenge-card__waiting { color: var(--clr-muted); }

/* ── PWA install banner ────────────────────────────── */
.pwa-banner {
  position: fixed;
  bottom: 28px; /* sits just above the site footer */
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 2rem);
  max-width: 448px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  display: flex;
  align-items: center;
  gap: .75rem;
  box-shadow: 0 8px 32px rgba(0,0,0,.5);
  z-index: 200;
  animation: slideUp .25s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.pwa-banner__icon { font-size: 1.75rem; flex-shrink: 0; }

.pwa-banner__text {
  flex: 1;
  display: flex;
  flex-direction: column;
  font-size: .85rem;
  line-height: 1.3;
}
.pwa-banner__text strong { color: var(--clr-text); }
.pwa-banner__text span   { color: var(--clr-muted); }

.pwa-banner__install {
  background: var(--clr-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: .4rem .9rem;
  font-size: .85rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
}

.pwa-banner__dismiss {
  background: none;
  border: none;
  color: var(--clr-muted);
  font-size: 1rem;
  cursor: pointer;
  padding: .25rem;
  flex-shrink: 0;
  line-height: 1;
}
.pwa-banner__dismiss:hover { color: var(--clr-text); }

/* ── Site footer (Privacy / About) ────────────────── */
.site-footer {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 5px 0 6px;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-top: 1px solid var(--clr-border);
  z-index: 10;
}

.site-footer__link {
  font-size: .6rem;
  color: var(--clr-muted);
  text-decoration: none;
  white-space: nowrap;
}
.site-footer__link:hover { color: var(--clr-text); text-decoration: underline; }

.site-footer__sep {
  font-size: .6rem;
  color: var(--clr-border);
  user-select: none;
}

.site-footer__copy {
  font-size: .6rem;
  color: var(--clr-border);
  white-space: nowrap;
}

/* ── Settings footer links ─────────────────────────── */
.settings-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 0 2px;
  border-top: 1px solid var(--clr-border);
  margin-top: 8px;
}
.settings-footer__link {
  background: none;
  border: none;
  padding: 0;
  font-size: 1.25rem;
  color: var(--clr-muted);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.settings-footer__link:hover { color: var(--clr-text); }
.settings-footer__sep {
  font-size: 1.25rem;
  color: var(--clr-muted);
  user-select: none;
}

/* ── Credits / Changelog modal ─────────────────────── */
.modal--credits {
  padding: 0;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}
.credits-modal__close {
  position: absolute;
  top: 10px;
  right: 12px;
  background: var(--clr-wrong);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  font-size: .9rem;
  font-weight: 700;
  cursor: pointer;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.credits-scroll {
  overflow-y: auto;
  padding: 24px 20px 32px;
  flex: 1;
  scrollbar-width: none;
}
.credits-scroll::-webkit-scrollbar { display: none; }

.credits-block {
  text-align: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--clr-border);
}
.credits-block:last-child { border-bottom: none; }

.credits-block--logo {
  padding-top: 0;
}
.credits-logo {
  width: 96px;
  height: 96px;
  margin-bottom: 10px;
}
.credits-app-name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--clr-primary);
}
.credits-role {
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--clr-muted);
  margin-bottom: 4px;
}
.credits-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-text);
}
.credits-block--special {
  background: rgba(var(--clr-primary-rgb, 99,102,241), .05);
  border-radius: 10px;
  padding: 14px 12px;
  border: none;
}
.credits-special-title {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--clr-primary);
  margin-bottom: 6px;
}
.credits-special-body {
  font-size: .85rem;
  color: var(--clr-text);
  line-height: 1.5;
}
.credits-block--version {
  padding-bottom: 0;
  border-bottom: none;
}
.credits-version {
  font-size: .8rem;
  font-weight: 700;
  color: var(--clr-text);
}
.credits-copyright {
  font-size: .7rem;
  color: var(--clr-muted);
  margin-top: 2px;
}

/* Changelog */
.credits-changelog-version {
  font-size: 1rem;
  font-weight: 800;
  color: var(--clr-primary);
}
.credits-changelog-date {
  font-size: .75rem;
  color: var(--clr-muted);
  margin-bottom: 8px;
}
.credits-changelog-list {
  text-align: left;
  font-size: .85rem;
  color: var(--clr-text);
  line-height: 1.7;
  padding-left: 18px;
  margin: 0;
}

/* Support modal */
.support-modal__body {
  text-align: center;
  font-size: .9rem;
  color: var(--clr-text);
  line-height: 1.6;
  margin: 8px 0 16px;
}
.support-modal__email {
  color: var(--clr-primary);
  font-weight: 700;
  text-decoration: none;
}

/* ── Streak ────────────────────────────────────────────── */
.streak-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(249, 115, 22, .12);
  border: 1px solid rgba(249, 115, 22, .4);
  color: #fb923c;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.result-screen__streak {
  text-align: center;
  font-size: .9rem;
  font-weight: 700;
  color: #fb923c;
  background: rgba(249, 115, 22, .1);
  border: 1px solid rgba(249, 115, 22, .3);
  border-radius: 10px;
  padding: 8px 16px;
  margin-top: 4px;
}

/* ── Streak toast ─────────────────────────────────────── */
.streak-toast {
  position: fixed;
  top: 56px; /* just below 48px top bar */
  left: 50%;
  transform: translateX(-50%) translateY(-12px);
  display: flex;
  align-items: center;
  gap: .4rem;
  background: rgba(251, 146, 60, .15);
  border: 1.5px solid rgba(251, 146, 60, .5);
  border-radius: 999px;
  padding: .4rem 1rem;
  font-size: 1rem;
  font-weight: 800;
  color: #fb923c;
  white-space: nowrap;
  z-index: 60;
  pointer-events: none;
  opacity: 0;
  transition: opacity .2s ease, transform .2s ease;
}
.streak-toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Wrong Answers modal ───────────────────────────────── */
.wrong-answers-wrapper {
  display: flex;
  justify-content: center;
}

.wrong-answers-link {
  background: none;
  border: none;
  color: var(--clr-muted);
  font-size: 1.25rem;
  text-decoration: underline;
  cursor: pointer;
  padding: 4px 0;
}
.wrong-answers-link:hover { color: var(--clr-text); }

.modal--wrong-answers {
  max-height: 80vh;
  padding: 1.5rem 1.25rem 1.25rem;
  align-items: stretch;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.wrong-answers-modal__title {
  font-size: 1.25rem;
  text-align: center;
}

.wrong-answers-list {
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  padding-right: 4px;
}

.wrong-answer-row {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--clr-border);
  border-radius: .75rem;
  padding: .6rem .75rem;
}

.wrong-answer-row__flag {
  width: 48px;
  height: 32px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
  border: 1px solid var(--clr-border);
}

.wrong-answer-row__details {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  min-width: 0;
}

.wrong-answer-row__chosen,
.wrong-answer-row__correct {
  display: flex;
  gap: .35rem;
  align-items: baseline;
  font-size: .8rem;
  flex-wrap: wrap;
}

.wrong-answer-row__label {
  color: var(--clr-muted);
  font-size: .72rem;
  white-space: nowrap;
}

.wrong-answer-row__value {
  font-weight: 600;
  font-size: .82rem;
}

.wrong-answer-row__value--wrong { color: #ef4444; }
.wrong-answer-row__value--right { color: #22c55e; }

/* ── PIN prompt banner ─────────────────────────────────── */
.pin-prompt {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  background: rgba(14, 165, 233, .1);
  border: 1.5px solid rgba(14, 165, 233, .35);
  border-radius: var(--radius);
  padding: .75rem;
  width: 100%;
  margin-bottom: 1rem;
}

.pin-prompt__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  line-height: 1.3;
}

.pin-prompt__text {
  flex: 1;
  font-size: .95rem;
  color: var(--clr-text);
  line-height: 1.4;
  margin: 0;
}

.pin-prompt__cta {
  font-size: .95rem;
  font-weight: 700;
  color: var(--clr-primary);
  text-decoration: none;
  white-space: nowrap;
  margin-left: .25rem;
}
.pin-prompt__cta:hover { text-decoration: underline; }

.pin-prompt__dismiss {
  background: none;
  border: none;
  color: var(--clr-muted);
  font-size: .9rem;
  cursor: pointer;
  padding: 0 0 0 4px;
  line-height: 1.3;
  flex-shrink: 0;
}
.pin-prompt__dismiss:hover { color: var(--clr-text); }


/* ── Reward ad button ──────────────────────────────────── */
.btn--reward {
  background: linear-gradient(135deg, #16a34a, #15803d);
  color: #fff;
  font-size: 1.2rem;
  font-weight: 900;
  border: none;
  border-radius: 1rem;
  padding: .9rem 1rem;
  margin-bottom: .5rem;
  letter-spacing: .01em;
  text-shadow: 2px 2px #000;
  box-shadow: 0 4px 14px rgba(22,163,74,.4);
  transition: opacity .15s, transform .1s;
}
.btn--reward:active  { transform: scale(.97); opacity: .9; }
.btn--reward:disabled { opacity: .5; }

/* ── PIN input ─────────────────────────────────────────── */
.pin-card {
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .75rem;
  width: 100%;
  margin-bottom: .75rem;
}

.pin-card__label {
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--clr-muted);
}

.pin-card__inputs {
  display: flex;
  gap: .75rem;
}

.pin-digit {
  width: 3rem;
  height: 3.5rem;
  text-align: center;
  font-size: 1.75rem;
  font-weight: 700;
  background: var(--clr-surface2);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  caret-color: var(--clr-primary);
  transition: border-color .15s;
}
.pin-digit:focus {
  border-color: var(--clr-primary);
  outline: none;
}

.pin-error {
  color: var(--clr-wrong);
  font-size: .85rem;
  text-align: center;
  margin-bottom: .25rem;
}

/* ── Recover link (enter name screen) ─────────────────── */
.recover-link {
  display: block;
  text-align: center;
  font-size: .82rem;
  color: var(--clr-muted);
  text-decoration: underline;
  margin-top: .25rem;
  padding: .25rem 0;
}
.recover-link:hover { color: var(--clr-text); }

/* ── Settings row link button ──────────────────────────── */
.settings-row__link-btn {
  background: none;
  border: none;
  color: var(--clr-primary);
  font-size: .95rem;
  font-weight: 700;
  cursor: pointer;
  padding: 4px 8px;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background .15s;
}
.settings-row__link-btn:hover { background: rgba(14,165,233,.1); }

/* ── Online counter badge ──────────────────────────────── */
.online-badge {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .78rem;
  font-weight: 700;
  color: var(--clr-muted);
  background: var(--clr-surface2);
  border: 1px solid var(--clr-border);
  border-radius: 999px;
  padding: .2rem .7rem;
  margin-bottom: .5rem;
}
.online-badge__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  flex-shrink: 0;
}

/* ── Quick match waiting screen ───────────────────────── */
.quick-match-waiting {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  padding: 2rem 0;
}

.quick-match-spinner {
  position: relative;
  width: 96px;
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.quick-match-spinner__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 4px solid var(--clr-border);
  border-top-color: var(--clr-primary);
  animation: qm-spin 1s linear infinite;
}

@keyframes qm-spin {
  to { transform: rotate(360deg); }
}

.quick-match-status {
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-muted);
  text-align: center;
}

.quick-match-fallback {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .75rem;
  padding: 1.5rem 0;
  text-align: center;
  width: 100%;
}

.quick-match-fallback__icon {
  font-size: 3rem;
  line-height: 1;
}

.quick-match-fallback__title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--clr-text);
}

.quick-match-fallback__subtitle {
  font-size: .9rem;
  color: var(--clr-muted);
  max-width: 260px;
}

/* ── Settings footer anchor links ──────────────────── */
.settings-footer__link--anchor {
  display: inline;
  font-family: inherit;
}

/* ── Static pages (Privacy, About) ─────────────────── */
.static-page {
  max-width: 480px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 4rem;
  width: 100%;
}

.static-page__header {
  margin-bottom: 1.5rem;
}

.static-page__back {
  display: inline-block;
  color: var(--clr-primary);
  text-decoration: none;
  font-size: .95rem;
  margin-bottom: 1rem;
}
.static-page__back:hover { text-decoration: underline; }

.static-page__title {
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--clr-text);
  margin: 0 0 .25rem;
  letter-spacing: -.02em;
}

.static-page__meta {
  font-size: .85rem;
  color: var(--clr-muted);
  margin: 0;
}

.static-page__body {
  color: var(--clr-text);
  font-size: .95rem;
  line-height: 1.65;
}

.static-page__body h2 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--clr-text);
  margin: 1.5rem 0 .4rem;
  letter-spacing: -.01em;
}

.static-page__body p {
  margin: 0 0 .75rem;
  color: var(--clr-muted);
}

.static-page__body ul,
.static-page__body ol {
  margin: 0 0 .75rem;
  padding-left: 1.4rem;
  color: var(--clr-muted);
}

.static-page__body li {
  margin-bottom: .35rem;
}

.static-page__link {
  color: var(--clr-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.static-page__link:hover { color: var(--clr-text); }

/* About page specifics */
.about-logo-wrap {
  text-align: center;
  margin: 0 0 1.5rem;
}

.about-logo {
  width: 120px;
  height: auto;
  margin: 0 auto .5rem;
}

.about-app-name {
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: -.02em;
  background: linear-gradient(135deg, #0ea5e9, #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 .25rem;
}

.about-tagline {
  font-size: .9rem;
  color: var(--clr-muted);
  margin: 0;
}

.about-version {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--clr-border);
  font-size: .8rem;
  color: var(--clr-muted);
  text-align: center;
}

/* About page — game modes grid */
.about-modes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  margin: 1rem 0 1.5rem;
}
.about-mode-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: .75rem;
  padding: .9rem .8rem;
}
.about-mode-card__icon { font-size: 1.4rem; margin-bottom: .3rem; }
.about-mode-card__title {
  font-size: .85rem;
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: .25rem;
}
.about-mode-card__desc {
  font-size: .75rem;
  color: var(--clr-muted);
  line-height: 1.4;
}

/* About page — regions list */
.about-regions-grid {
  margin: .75rem 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.about-region-row {
  display: flex;
  align-items: center;
  gap: .6rem;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: .6rem;
  padding: .6rem .8rem;
  font-size: .85rem;
}
.about-region-row__icon { font-size: 1.1rem; }
.about-region-row__name { flex: 1; color: var(--clr-text); font-weight: 600; }
.about-region-row__count { color: var(--clr-muted); font-size: .8rem; }

/* About page — FAQ */
.about-faq {
  margin: .75rem 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.about-faq__item {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: .75rem;
  padding: .9rem 1rem;
}
.about-faq__q {
  font-size: .85rem;
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: .4rem;
}
.about-faq__a {
  font-size: .82rem;
  color: var(--clr-muted);
  line-height: 1.5;
}