@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&family=Nunito:wght@400;600;700;800;900&display=swap');

/* ── Tokens ── */
:root {
  --bg:        #120f23;
  --surface:   #1c1834;
  --card:      #211c3f;
  --border:    #36306a;
  --lime:      #d4ff4f;
  --coral:     #ff6b5b;
  --mint:      #5ef2c4;
  --sky:       #6fc8ff;
  --violet:    #b89bff;
  --text:      #f4f2ff;
  --muted:     #8d87b8;
  --radius:    18px;
  --shadow-pop: 0 6px 0 var(--shadow-color);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Nunito', sans-serif;
  background: var(--bg);
  background-image:
    radial-gradient(circle at 15% 20%, rgba(212,255,79,0.06), transparent 35%),
    radial-gradient(circle at 85% 80%, rgba(111,200,255,0.07), transparent 40%);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
}

/* ── Screens ── */
.screen { display: none; flex-direction: column; align-items: center; width: 100%; max-width: 520px; padding: 24px 16px; }
.screen.active { display: flex; animation: screenIn 0.35s ease both; }

@keyframes screenIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Logo ── */
.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 3rem;
  color: var(--lime);
  text-shadow: 3px 3px 0 rgba(255,107,91,0.4);
  letter-spacing: -1px;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-sub { color: var(--muted); font-size: 0.95rem; font-weight: 700; margin-bottom: 32px; }

/* ── Cards ── */
.card {
  background: var(--card);
  border: 2.5px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  width: 100%;
  box-shadow: 0 4px 0 var(--border), 0 14px 40px rgba(0,0,0,0.45);
  margin-bottom: 16px;
}

/* ── Inputs ── */
input[type="text"], input[type="number"] {
  background: var(--surface);
  border: 2.5px solid var(--border);
  border-radius: 12px;
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 14px 18px;
  width: 100%;
  outline: none;
  transition: border-color 0.15s, transform 0.1s;
  margin-bottom: 12px;
}
input:focus { border-color: var(--lime); }
input::placeholder { color: var(--muted); font-weight: 600; font-family: 'Nunito', sans-serif; }

/* ── Buttons (chunky pressable style) ── */
button {
  cursor: pointer;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  border: none;
  border-radius: 14px;
  transition: transform 0.08s ease, box-shadow 0.08s ease, filter 0.15s;
  position: relative;
}

.btn-primary {
  background: var(--lime);
  color: #15140a;
  font-size: 1.1rem;
  padding: 16px 28px;
  width: 100%;
  margin-bottom: 12px;
  box-shadow: 0 6px 0 #8fb52f;
}
.btn-primary:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 7px 0 #8fb52f; }
.btn-primary:active { transform: translateY(4px); box-shadow: 0 2px 0 #8fb52f; }

.btn-secondary {
  background: var(--surface);
  border: 2.5px solid var(--border);
  color: var(--text);
  font-size: 0.95rem;
  padding: 13px 24px;
  width: 100%;
  margin-bottom: 10px;
  box-shadow: 0 5px 0 var(--border);
}
.btn-secondary:hover { border-color: var(--sky); color: var(--sky); }
.btn-secondary:active { transform: translateY(4px); box-shadow: 0 1px 0 var(--border); }

.btn-danger {
  background: var(--surface);
  border: 2.5px solid var(--coral);
  color: var(--coral);
  font-size: 0.9rem;
  padding: 11px 20px;
  margin-top: 8px;
  box-shadow: 0 5px 0 #7a2a22;
}
.btn-danger:hover { background: rgba(255,107,91,0.08); }
.btn-danger:active { transform: translateY(4px); box-shadow: 0 1px 0 #7a2a22; }

/* ── Menu Screen ── */
.player-badge {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--surface);
  border: 2.5px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  width: 100%;
  margin-bottom: 20px;
}
.avatar {
  width: 48px; height: 48px;
  background: var(--violet);
  border: 2.5px solid var(--border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.badge-info { display: flex; flex-direction: column; }
.badge-name { font-weight: 800; font-size: 1.1rem; font-family: 'Space Grotesk', sans-serif; }
.badge-elo { font-size: 0.85rem; color: var(--lime); font-weight: 800; margin-top: 2px; }

/* ── Matchmaking ── */
.searching-animation {
  display: flex;
  gap: 10px;
  margin: 24px 0;
}
.dot {
  width: 16px; height: 16px;
  border-radius: 50%;
  animation: bounce 0.9s infinite ease-in-out;
}
.dot:nth-child(1) { background: var(--lime); }
.dot:nth-child(2) { animation-delay: 0.15s; background: var(--coral); }
.dot:nth-child(3) { animation-delay: 0.3s; background: var(--sky); }

@keyframes bounce {
  0%, 100% { transform: translateY(0) scale(1); }
  50%       { transform: translateY(-14px) scale(1.1); }
}

.search-text { color: var(--muted); font-size: 0.95rem; font-weight: 700; text-align: center; }

/* ── Game Screen ── */
.game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  margin-bottom: 18px;
  gap: 10px;
}
.player-score-box {
  flex: 1;
  background: var(--card);
  border: 2.5px solid var(--border);
  border-radius: 14px;
  padding: 14px 12px;
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.player-score-box.you { border-color: var(--sky); box-shadow: 0 4px 0 #2a5a7a; }
.player-score-box.opponent { border-color: var(--coral); box-shadow: 0 4px 0 #7a2a22; }
.psb-name { font-size: 0.75rem; color: var(--muted); font-weight: 800; text-transform: uppercase; letter-spacing: 0.6px; }
.psb-score {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 2.8rem;
  line-height: 1;
  margin: 6px 0;
  transition: transform 0.25s ease;
}
.psb-score.bump { transform: scale(1.35); }
.you .psb-score { color: var(--sky); }
.opponent .psb-score { color: var(--coral); }
.psb-label { font-size: 0.72rem; color: var(--muted); font-weight: 700; text-transform: uppercase; }

.vs-badge {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--lime);
  font-size: 1.1rem;
  font-weight: 700;
  padding: 0 6px;
  transform: rotate(-6deg);
}

.round-badge {
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 100px;
  padding: 6px 16px;
}

.question-card {
  background: var(--card);
  border: 3px solid var(--violet);
  border-radius: 22px;
  padding: 40px 28px;
  width: 100%;
  text-align: center;
  margin-bottom: 18px;
  box-shadow: 0 6px 0 #5d4fa3, 0 20px 50px rgba(0,0,0,0.4);
  position: relative;
  overflow: hidden;
}
.question-text {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 3.2rem;
  color: var(--text);
  letter-spacing: 1px;
}
.question-hint { font-size: 0.8rem; color: var(--muted); margin-top: 8px; font-weight: 700; }

.answer-row {
  display: flex; gap: 10px; width: 100%;
}
.answer-row input { margin-bottom: 0; flex: 1; font-size: 1.5rem; text-align: center; letter-spacing: 2px; }

.btn-submit {
  background: var(--mint);
  color: #0c2a20;
  font-size: 1rem;
  padding: 14px 22px;
  border-radius: 12px;
  white-space: nowrap;
  box-shadow: 0 6px 0 #2f9974;
}
.btn-submit:hover { filter: brightness(1.05); }
.btn-submit:active { transform: translateY(4px); box-shadow: 0 2px 0 #2f9974; }

.feedback-msg {
  font-size: 1rem;
  font-weight: 800;
  min-height: 28px;
  text-align: center;
  margin-top: 10px;
  transition: all 0.2s;
  font-family: 'Space Grotesk', sans-serif;
}
.feedback-msg.correct { color: var(--mint); }
.feedback-msg.wrong   { color: var(--coral); }

/* screen-edge glow flash on correct/wrong */
.flash-correct, .flash-wrong { animation: flashGlow 0.6s ease; }
@keyframes flashGlow {
  0%   { box-shadow: inset 0 0 0px transparent; }
  30%  { box-shadow: inset 0 0 80px var(--flash-color); }
  100% { box-shadow: inset 0 0 0px transparent; }
}

/* ── Game Over ── */
.result-emoji { font-size: 5.5rem; margin: 16px 0 8px; animation: popIn 0.4s cubic-bezier(.34,1.56,.64,1); }
@keyframes popIn { from { transform: scale(0); } to { transform: scale(1); } }

.result-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 2.5rem;
  margin-bottom: 8px;
}
.result-title.win  { color: var(--lime); }
.result-title.lose { color: var(--coral); }
.result-elo {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 22px;
  font-family: 'Space Grotesk', sans-serif;
}
.result-elo.gain { color: var(--mint); }
.result-elo.loss { color: var(--coral); }

/* ── Leaderboard ── */
.lb-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.9rem;
  color: var(--lime);
  margin-bottom: 20px;
  text-align: center;
  width: 100%;
}
.lb-table { width: 100%; border-collapse: collapse; }
.lb-table thead tr { border-bottom: 2.5px solid var(--border); }
.lb-table th {
  color: var(--muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 10px 12px;
  text-align: left;
  font-weight: 800;
}
.lb-table th:last-child, .lb-table td:last-child { text-align: right; }
.lb-table td {
  padding: 13px 12px;
  font-weight: 700;
  font-size: 0.95rem;
  border-bottom: 1.5px solid var(--border);
  font-family: 'Space Grotesk', sans-serif;
}
.lb-table tr:last-child td { border-bottom: none; }
.lb-table tr:hover td { background: rgba(255,255,255,0.02); }
.rank-1 td { color: var(--lime); }
.rank-2 td { color: #d7d4ee; }
.rank-3 td { color: #e3a26b; }
.elo-val { color: var(--sky); font-weight: 800; }
.lb-medal { font-size: 1.15rem; }

/* ── Toast ── */
#toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--card);
  border: 2.5px solid var(--border);
  border-radius: 14px;
  padding: 13px 22px;
  font-weight: 800;
  font-size: 0.95rem;
  font-family: 'Space Grotesk', sans-serif;
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: none;
  white-space: nowrap;
  z-index: 999;
  box-shadow: 0 5px 0 var(--border), 0 14px 30px rgba(0,0,0,0.4);
}
#toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .question-text { font-size: 2.3rem; }
  .logo { font-size: 2.3rem; }
  .psb-score { font-size: 2.2rem; }
}

/* ── Practice Button ── */
.btn-practice {
  background: var(--violet);
  color: #160f33;
  font-size: 1.05rem;
  padding: 15px 28px;
  width: 100%;
  margin-bottom: 10px;
  box-shadow: 0 6px 0 #6f5cb0;
}
.btn-practice:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 7px 0 #6f5cb0; }
.btn-practice:active { transform: translateY(4px); box-shadow: 0 2px 0 #6f5cb0; }

/* ── Difficulty Cards ── */
.diff-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 2.5px solid var(--border);
  border-radius: 16px;
  padding: 18px 20px;
  width: 100%;
  margin-bottom: 14px;
  cursor: pointer;
  box-shadow: 0 5px 0 var(--border);
  transition: transform 0.1s, border-color 0.15s, box-shadow 0.1s;
}
.diff-card:hover { border-color: var(--lime); }
.diff-card:active { transform: translateY(4px); box-shadow: 0 1px 0 var(--border); }
.diff-emoji { font-size: 2.2rem; flex-shrink: 0; }
.diff-info { display: flex; flex-direction: column; text-align: left; }
.diff-name { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.05rem; }
.diff-desc { font-size: 0.82rem; color: var(--muted); font-weight: 600; margin-top: 2px; }

/* ── Practice badge in-game ── */
.practice-tag {
  background: var(--violet);
  color: #160f33;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-left: 8px;
}

/* ── Practice Button ── */
.btn-practice {
  background: var(--violet);
  color: #160f33;
  font-size: 1.05rem;
  padding: 15px 28px;
  width: 100%;
  margin-bottom: 10px;
  box-shadow: 0 6px 0 #6f5cb0;
}
.btn-practice:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 7px 0 #6f5cb0; }
.btn-practice:active { transform: translateY(4px); box-shadow: 0 2px 0 #6f5cb0; }

/* ── Difficulty Cards ── */
.diff-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card);
  border: 2.5px solid var(--border);
  border-radius: 16px;
  padding: 18px 20px;
  width: 100%;
  margin-bottom: 14px;
  cursor: pointer;
  box-shadow: 0 5px 0 var(--border);
  transition: transform 0.1s, border-color 0.15s, box-shadow 0.1s;
}
.diff-card:hover { border-color: var(--lime); }
.diff-card:active { transform: translateY(4px); box-shadow: 0 1px 0 var(--border); }
.diff-emoji { font-size: 2.2rem; flex-shrink: 0; }
.diff-info { display: flex; flex-direction: column; text-align: left; }
.diff-name { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.05rem; }
.diff-desc { font-size: 0.82rem; color: var(--muted); font-weight: 600; margin-top: 2px; }

/* ── Practice badge in-game ── */
.practice-tag {
  background: var(--violet);
  color: #160f33;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-left: 8px;
}

/* ── Login Screen Atmosphere ── */
#screen-login {
  position: relative;
}

.bolt-orbit {
  position: relative;
  width: 100%;
  height: 0;
}
.orbit-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  opacity: 0.5;
  animation: floatUp 4.5s infinite ease-in-out;
}
.orbit-dot:nth-child(1) { background: var(--lime); left: 20%; top: 80px; animation-delay: 0s; }
.orbit-dot:nth-child(2) { background: var(--coral); left: 75%; top: 40px; animation-delay: 1.5s; }
.orbit-dot:nth-child(3) { background: var(--sky); left: 50%; top: 110px; animation-delay: 3s; }

@keyframes floatUp {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.3; }
  50%       { transform: translateY(-30px) scale(1.4); opacity: 0.7; }
}

.logo {
  animation: logoPulse 3s ease-in-out infinite;
}
@keyframes logoPulse {
  0%, 100% { text-shadow: 3px 3px 0 rgba(255,107,91,0.4); }
  50%       { text-shadow: 3px 3px 0 rgba(255,107,91,0.4), 0 0 26px rgba(212,255,79,0.35); }
}

/* ── Auth Card glow ── */
.auth-card {
  position: relative;
  border-color: var(--violet);
  box-shadow: 0 4px 0 var(--border), 0 0 40px rgba(184,155,255,0.12), 0 14px 40px rgba(0,0,0,0.45);
}

/* ── Input groups with icons ── */
.input-group {
  position: relative;
  width: 100%;
}
.input-group input {
  width: 100%;
  padding: 14px 46px 14px 46px !important;
  margin-bottom: 12px;
  box-sizing: border-box;
  height: 54px;
}
.input-icon {
  position: absolute;
  left: 16px;
  top: 27px;
  transform: translateY(-50%);
  font-size: 1.1rem;
  pointer-events: none;
  opacity: 0.8;
  z-index: 1;
}
.input-icon-toggle {
  position: absolute;
  right: 16px;
  top: 27px;
  transform: translateY(-50%);
  font-size: 1.1rem;
  opacity: 0.7;
  z-index: 2;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  box-shadow: none;
}
.input-icon-toggle:hover { opacity: 1; }
.input-icon-toggle:active { transform: translateY(-50%) scale(0.9); }

input[type="password"],
input[type="text"].pw-field {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  letter-spacing: 3px;
  background: var(--surface) !important;
  color: var(--text) !important;
  border: 2.5px solid var(--border) !important;
  border-radius: 12px !important;
  width: 100% !important;
  height: 54px !important;
  box-sizing: border-box !important;
  padding: 14px 46px 14px 46px !important;
  margin-bottom: 12px;
  outline: none;
}

input[type="password"]:focus,
input[type="text"].pw-field:focus {
  border-color: var(--lime) !important;
}

input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--text) !important;
  -webkit-box-shadow: 0 0 0 1000px var(--surface) inset !important;
  box-shadow: 0 0 0 1000px var(--surface) inset !important;
  caret-color: var(--text) !important;
  border: 2.5px solid var(--border) !important;
  border-radius: 12px !important;
  transition: background-color 5000s ease-in-out 0s;
}

/* ── Auth Tabs (refined) ── */
.auth-toggle {
  display: flex;
  gap: 8px;
  width: 100%;
  margin-bottom: 16px;
  background: var(--surface);
  border: 2.5px solid var(--border);
  border-radius: 14px;
  padding: 4px 4px 7px 4px;
}
.auth-tab {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  padding: 11px;
  border-radius: 10px;
  box-shadow: none;
  transition: background 0.2s, color 0.2s, transform 0.1s;
}
.auth-tab.active {
  background: var(--lime);
  color: #15140a;
  box-shadow: 0 3px 0 #8fb52f;
}
.auth-tab:not(.active):hover {
  color: var(--text);
}
.auth-tab:active { transform: scale(0.97); }

.auth-hint {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
  margin-top: 4px;
}

/* ── Button shimmer sweep on hover (adds life to primary CTA) input ── */
.btn-primary {
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: "";
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: skewX(-20deg);
  transition: left 0.5s ease;
}
.btn-primary:hover::after {
  left: 125%;
}

/* ── Avatar Picker ── */
.avatar-label {
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 700;
  margin-bottom: 10px;
  text-align: left;
  width: 100%;
}
.avatar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.avatar-option {
  background: var(--surface);
  border: 2.5px solid var(--border);
  border-radius: 12px;
  font-size: 1.6rem;
  padding: 10px;
  box-shadow: 0 4px 0 var(--border);
}
.avatar-option:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--border); }
.avatar-option.selected {
  border-color: var(--lime);
  background: rgba(212,255,79,0.1);
  box-shadow: 0 4px 0 #8fb52f;
}

/* ── Challenge Friend button ── */
.btn-challenge {
  background: var(--sky);
  color: #0a2438;
  font-size: 1.05rem;
  padding: 15px 28px;
  width: 100%;
  margin-bottom: 10px;
  box-shadow: 0 6px 0 #3d7fa8;
}
.btn-challenge:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 7px 0 #3d7fa8; }
.btn-challenge:active { transform: translateY(4px); box-shadow: 0 2px 0 #3d7fa8; }

/* ── Timed mode toggle ── */
.timed-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
}
.timed-toggle input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--lime);
  cursor: pointer;
}

/* ── Challenge code display ── */
.challenge-code-display {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 3rem;
  letter-spacing: 8px;
  color: var(--lime);
  background: var(--card);
  border: 3px solid var(--lime);
  border-radius: 18px;
  padding: 24px 32px;
  margin: 20px 0;
  text-shadow: 0 0 20px rgba(212,255,79,0.4);
}

/* ── Timer Ring ── */
.timer-ring {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 48px;
  height: 48px;
  transform: rotate(-90deg);
}
.timer-ring-bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 5;
}
.timer-ring-fg {
  fill: none;
  stroke: var(--coral);
  stroke-width: 5;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.1s linear;
}
.question-card {
  position: relative;
}

/* ── Discord Button ── */
.discord-btn {
  position: fixed;
  top: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: #5865F2;
  color: #fff;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 10px 16px;
  border-radius: 12px;
  text-decoration: none;
  box-shadow: 0 4px 0 #3b4bc7;
  transition: transform 0.1s, box-shadow 0.1s, filter 0.15s;
  z-index: 100;
}
.discord-btn:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: 0 5px 0 #3b4bc7; }
.discord-btn:active { transform: translateY(3px); box-shadow: 0 1px 0 #3b4bc7; }

/* ── Menu button color variety ── */
.btn-leaderboard {
  background: var(--yellow, #ffe94e);
  color: #1a1200;
  font-size: 1.05rem;
  padding: 15px 28px;
  width: 100%;
  margin-bottom: 10px;
  box-shadow: 0 6px 0 #b8a200;
}
.btn-leaderboard:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 7px 0 #b8a200; }
.btn-leaderboard:active { transform: translateY(4px); box-shadow: 0 2px 0 #b8a200; }

.btn-history {
  background: var(--coral, #ff6b5b);
  color: #2a0a06;
  font-size: 1.05rem;
  padding: 15px 28px;
  width: 100%;
  margin-bottom: 10px;
  box-shadow: 0 6px 0 #a83020;
}
.btn-history:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 7px 0 #a83020; }
.btn-history:active { transform: translateY(4px); box-shadow: 0 2px 0 #a83020; }

.btn-spectate {
  background: var(--mint, #5ef2c4);
  color: #012a1c;
  font-size: 1.05rem;
  padding: 15px 28px;
  width: 100%;
  margin-bottom: 10px;
  box-shadow: 0 6px 0 #2f9974;
}
.btn-spectate:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 7px 0 #2f9974; }
.btn-spectate:active { transform: translateY(4px); box-shadow: 0 2px 0 #2f9974; }

.btn-logout {
  background: var(--surface, #1c1834);
  border: 2.5px solid var(--border, #36306a);
  color: var(--muted, #8d87b8);
  font-size: 1.0rem;
  padding: 13px 28px;
  width: 100%;
  margin-bottom: 10px;
  box-shadow: 0 5px 0 var(--border, #36306a);
}
.btn-logout:hover { border-color: var(--coral, #ff6b5b); color: var(--coral, #ff6b5b); }
.btn-logout:active { transform: translateY(4px); box-shadow: 0 1px 0 var(--border, #36306a); }

/* ── Copy Code Button ── */
.btn-copy-code {
  background: var(--surface);
  border: 2.5px solid var(--lime);
  color: var(--lime);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 10px 24px;
  border-radius: 12px;
  margin-top: 8px;
  cursor: pointer;
  transition: background 0.15s, transform 0.08s;
  box-shadow: 0 4px 0 #8fb52f;
}
.btn-copy-code:hover { background: rgba(212,255,79,0.08); }
.btn-copy-code:active { transform: translateY(3px); box-shadow: 0 1px 0 #8fb52f; }

/* ── Share / Brag Button ── */
.btn-share {
  background: linear-gradient(135deg, #ff6b5b, #b89bff);
  color: #fff;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  padding: 14px 28px;
  width: 100%;
  border: none;
  border-radius: 14px;
  margin-bottom: 10px;
  cursor: pointer;
  box-shadow: 0 6px 0 #7a2070;
  transition: transform 0.08s, box-shadow 0.08s, filter 0.15s;
}
.btn-share:hover { filter: brightness(1.08); transform: translateY(-1px); box-shadow: 0 7px 0 #7a2070; }
.btn-share:active { transform: translateY(4px); box-shadow: 0 2px 0 #7a2070; }

/* ════════════════════════════════════
   MOBILE RESPONSIVE PASS
   ════════════════════════════════════ */
@media (max-width: 480px) {

  /* Core layout */
  body { align-items: flex-start; padding-top: 16px; }
  .screen { padding: 16px 12px; max-width: 100%; }

  /* Logo */
  .logo { font-size: 2.2rem; }
  .logo-sub { font-size: 0.82rem; }

  /* Auth card inputs */
  input[type="text"],
  input[type="number"],
  input[type="password"],
  input[type="text"].pw-field {
    font-size: 0.95rem !important;
    padding: 12px 14px 12px 42px !important;
    height: 50px !important;
  }
  .input-icon { left: 13px; top: 25px; font-size: 1rem; }
  .input-icon-toggle { right: 13px; top: 25px; }

  /* Auth toggle tabs */
  .auth-toggle { padding: 3px; }
  .auth-tab { font-size: 0.88rem; padding: 10px; }

  /* Buttons */
  .btn-primary, .btn-practice, .btn-challenge,
  .btn-leaderboard, .btn-history, .btn-spectate,
  .btn-logout, .btn-share { font-size: 0.95rem; padding: 13px 20px; }

  /* Player badge */
  .player-badge { padding: 12px 14px; gap: 10px; }
  .avatar { width: 40px; height: 40px; font-size: 1.3rem; }
  .badge-name { font-size: 0.95rem; }
  .badge-elo { font-size: 0.78rem; }

  /* Game screen scoreboard */
  .game-header { gap: 6px; margin-bottom: 12px; }
  .player-score-box { padding: 10px 8px; border-radius: 10px; }
  .psb-name { font-size: 0.68rem; letter-spacing: 0.3px; }
  .psb-score { font-size: 2.2rem; }
  .psb-label { font-size: 0.65rem; }
  .vs-badge { font-size: 1rem; padding: 0 2px; }

  /* Question card */
  .question-card { padding: 28px 16px; border-radius: 16px; }
  .question-text { font-size: 2.4rem; }
  .question-hint { font-size: 0.75rem; }

  /* Timer ring — reposition so it doesn't overlap question text */
  .timer-ring { width: 40px; height: 40px; top: 10px; right: 10px; }

  /* Answer row */
  .answer-row { gap: 8px; }
  .answer-row input { font-size: 1.2rem; height: 50px; }
  .btn-submit { font-size: 0.9rem; padding: 12px 16px; }

  /* Round badge */
  .round-badge { font-size: 0.72rem; padding: 5px 12px; }

  /* Feedback message */
  .feedback-msg { font-size: 0.9rem; }

  /* Leaderboard / History tables */
  .lb-table th, .lb-table td { padding: 10px 8px; font-size: 0.82rem; }
  .lb-title { font-size: 1.5rem; }

  /* Diff cards (bot select, spectate list) */
  .diff-card { padding: 14px 14px; gap: 12px; }
  .diff-emoji { font-size: 1.8rem; }
  .diff-name { font-size: 0.95rem; }
  .diff-desc { font-size: 0.75rem; }

  /* Avatar grid */
  .avatar-grid { grid-template-columns: repeat(4, 1fr); gap: 6px; }
  .avatar-option { font-size: 1.4rem; padding: 8px; }

  /* Challenge code display */
  .challenge-code-display { font-size: 2.2rem; letter-spacing: 5px; padding: 18px 20px; }

  /* Result screen */
  .result-emoji { font-size: 4rem; }
  .result-title { font-size: 2rem; }
  .result-elo { font-size: 1rem; }

  /* Toast */
  #toast { font-size: 0.85rem; padding: 10px 16px; max-width: 90vw; white-space: normal; text-align: center; }

  /* Discord button */
.discord-btn {
    font-size: 0.72rem;
    padding: 6px 10px;
    top: auto;
    bottom: 16px;
    right: 16px;
    gap: 5px;
  }
  .discord-btn svg { width: 14px; height: 14px; }

  /* Searching animation */
  .search-text { font-size: 0.85rem; }
  .dot { width: 12px; height: 12px; }

  /* Practice tag */
  .practice-tag { font-size: 0.62rem; padding: 3px 7px; }
}

/* Prevent keyboard zoom on iOS */
@media (max-width: 480px) {
  input, button, select, textarea {
    font-size: 16px !important;
  }
  input[type="number"], input[type="text"], input[type="password"] {
    font-size: 16px !important;
  }
}