@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@600;700;800&family=Poppins:wght@400;500;600;700&display=swap');

:root {
  --bg-0: #0e1a0b;
  --bg-1: #142a10;
  --bg-2: #1c3616;
  --panel: rgba(16, 28, 12, 0.92);
  --panel-light: rgba(30, 48, 22, 0.9);
  --border-soft: rgba(150, 200, 120, 0.16);
  --green: #6bd66f;
  --green-dark: #3a9e46;
  --amber: #f2c14e;
  --amber-dark: #c98f1d;
  --blue: #6fb4ea;
  --red: #e05a4e;
  --text: #eef4e6;
  --text-dim: #b9c9ae;
  --text-faint: #7f9271;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 12px 32px rgba(0,0,0,0.45);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: radial-gradient(circle at 30% 20%, var(--bg-2), var(--bg-0) 70%);
  font-family: 'Poppins', system-ui, sans-serif;
  color: var(--text);
  -webkit-tap-highlight-color: transparent;
}

h1, h2, .card-name, #logo-lizard {
  font-family: 'Baloo 2', 'Poppins', sans-serif;
}

#game-wrapper {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* ── Custom scrollbars everywhere ─────────────────────────── */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--green-dark) rgba(0,0,0,0.25);
}
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: rgba(0,0,0,0.25); border-radius: 8px; }
*::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--green-dark), var(--green));
  border-radius: 8px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
*::-webkit-scrollbar-thumb:hover { background: var(--green); background-clip: padding-box; }

.hidden { display: none !important; }

/* ── Full-screen overlay panels ───────────────────────────── */
#start-screen, #multiplayer-screen, #store-screen, #gameover-screen,
#leaderboard, #pause-screen {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 5vh 16px 5vh;
  background: linear-gradient(180deg, rgba(6,12,5,0.88), rgba(6,12,5,0.96));
  backdrop-filter: blur(3px);
}

#start-content, #multiplayer-content, #gameover-content {
  width: 100%;
  max-width: 480px;
  margin: auto;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 26px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  max-height: 90vh;
  overflow-y: auto;
}

/* ── Auth panel ────────────────────────────────────────────── */
.auth-panel {
  width: 100%;
  margin-bottom: 6px;
}
.auth-logged-out, .auth-logged-in {
  width: 100%;
}
#auth-toggle-btns, #auth-toggle-btns-go {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}
.auth-tab {
  flex: 1;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.03);
  color: var(--text-dim);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: all .15s ease;
}
.auth-tab.active {
  background: var(--green-dark);
  color: #08170a;
  border-color: var(--green-dark);
}
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.auth-form input {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  background: rgba(0,0,0,0.25);
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
}
.auth-form input:focus {
  outline: none;
  border-color: var(--green);
}
.auth-submit {
  padding: 10px;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--green-dark);
  color: #08170a;
  font-weight: 700;
  cursor: pointer;
  transition: transform .1s ease, background .15s ease;
}
.auth-submit:hover { background: var(--green); transform: translateY(-1px); }
.auth-error {
  color: var(--red);
  font-size: 12px;
  margin: 2px 0 0;
}
.auth-logged-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0,0,0,0.2);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 13px;
}
.auth-greeting { color: var(--text); font-weight: 600; }
.auth-logout-btn {
  background: none;
  border: 1px solid var(--border-soft);
  color: var(--text-dim);
  border-radius: 6px;
  padding: 4px 10px;
  cursor: pointer;
  font-size: 12px;
}
.auth-logout-btn:hover { color: var(--text); border-color: var(--red); }

/* ── Start screen ──────────────────────────────────────────── */
#logo-lizard { font-size: 56px; line-height: 1; margin-top: 4px; }
#start-content h1 {
  font-size: 30px;
  letter-spacing: 1px;
  margin: 2px 0 0;
  color: var(--green);
  text-shadow: 0 2px 10px rgba(107,214,111,0.35);
}
.subtitle { color: var(--text-dim); margin: 0 0 6px; font-style: italic; }
.start-instructions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-dim);
}
.start-instructions span {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-soft);
  padding: 5px 10px;
  border-radius: 20px;
}
.start-meta { font-size: 13px; color: var(--text-dim); }
.green-zone { color: var(--green); font-weight: 700; }
.scales-display {
  font-size: 15px;
  font-weight: 700;
  color: var(--amber);
  background: rgba(0,0,0,0.25);
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid var(--border-soft);
}
#start-buttons {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 6px;
}

button { font-family: inherit; }

#start-btn, #restart-btn {
  padding: 14px;
  font-size: 17px;
  font-weight: 800;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: #052309;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(58,158,70,0.35);
  transition: transform .12s ease, box-shadow .12s ease;
}
#start-btn:hover, #restart-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(58,158,70,0.45); }

#multiplayer-btn, #store-btn, .secondary-btn {
  padding: 11px;
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  cursor: pointer;
  transition: all .12s ease;
}
#multiplayer-btn:hover, #store-btn:hover, .secondary-btn:hover {
  background: rgba(255,255,255,0.09);
  border-color: var(--green);
}

#leaderboard-btn {
  margin-top: 4px;
  padding: 9px 18px;
  border-radius: 20px;
  border: 1px solid var(--amber-dark);
  background: rgba(242,193,78,0.1);
  color: var(--amber);
  font-weight: 700;
  cursor: pointer;
  font-size: 13px;
}
#leaderboard-btn:hover { background: rgba(242,193,78,0.2); }

/* ── Multiplayer screen ────────────────────────────────────── */
#multiplayer-content h2 { margin: 0; color: var(--blue); }
#mp-status {
  font-size: 13px;
  color: var(--text-dim);
  background: rgba(0,0,0,0.2);
  padding: 6px 12px;
  border-radius: 20px;
}
#mp-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  width: 100%;
}
#mp-actions button {
  flex: 1 1 40%;
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
}
#mp-connect-btn { background: linear-gradient(135deg, var(--blue), #3f7fbf); color: #04141f; border: none; }
#mp-find-btn { background: linear-gradient(135deg, var(--green), var(--green-dark)); color: #052309; border: none; }
#mp-actions button:disabled { opacity: 0.4; cursor: not-allowed; }
#mp-actions button:not(:disabled):hover { transform: translateY(-1px); }

#mp-extra { width: 100%; display: flex; flex-direction: column; gap: 8px; }
#mp-mode-picker { display: flex; gap: 6px; }
#mp-mode-picker button {
  flex: 1;
  padding: 7px;
  border-radius: 20px;
  border: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.03);
  color: var(--text-dim);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}
#mp-mode-picker button.active { background: var(--amber); color: #241800; border-color: var(--amber); }

#mp-stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 12px;
  color: var(--text-dim);
}
#mp-stats-row > div {
  flex: 1 1 auto;
  background: rgba(0,0,0,0.2);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
}

#mp-log {
  width: 100%;
  text-align: left;
  background: rgba(0,0,0,0.25);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  padding: 10px 12px;
}
#mp-log strong { font-size: 12px; color: var(--text-dim); }
#mp-log-list {
  max-height: 22vh;
  overflow-y: auto;
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

/* ── Store screen ──────────────────────────────────────────── */
#store-screen { align-items: flex-start; }
#store-layout {
  width: 100%;
  max-width: 920px;
  margin: auto;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 18px;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  max-height: 90vh;
}
#store-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  background: var(--panel-light);
  border-radius: var(--radius-sm);
  padding: 16px;
  position: sticky;
  top: 0;
  align-self: start;
  max-height: calc(90vh - 40px);
  overflow-y: auto;
}
#preview-canvas {
  width: 100%;
  max-width: 200px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  background: #0d1a08;
}
#preview-name { font-weight: 700; font-size: 16px; color: var(--green); }
#store-bal { font-weight: 700; color: var(--amber); font-size: 14px; }
.store-action {
  width: 100%;
  padding: 10px;
  border-radius: var(--radius-sm);
  border: none;
  background: linear-gradient(135deg, var(--amber), var(--amber-dark));
  color: #241800;
  font-weight: 800;
  cursor: pointer;
}
.store-action:disabled { opacity: 0.45; cursor: not-allowed; background: rgba(255,255,255,0.08); color: var(--text-dim); }
.store-action:not(:disabled):hover { transform: translateY(-1px); }

.perk-detail-panel {
  margin-top: 4px;
  padding: 12px 14px;
  width: 100%;
  background: rgba(0,0,0,0.25);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--green-dark);
  font-size: 12px;
  line-height: 1.6;
  text-align: left;
}
.perk-detail-title { font-weight: 700; margin-bottom: 5px; color: var(--green); }
.perk-detail-body { color: var(--text-dim); margin-bottom: 8px; }
.perk-detail-tip { color: var(--text-faint); }

#store-right {
  display: flex;
  flex-direction: column;
  min-height: 0;
}
#store-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}
.store-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  overflow-x: auto;
}
.tab-btn {
  padding: 8px 14px;
  border-radius: 20px;
  border: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.03);
  color: var(--text-dim);
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
}
.tab-btn.active { background: var(--green-dark); color: #08170a; border-color: var(--green-dark); }
#store-close {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  cursor: pointer;
  font-weight: 700;
}
#store-close:hover { border-color: var(--red); }

#store-grid {
  flex: 1;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 12px;
  padding-right: 4px;
  max-height: calc(90vh - 110px);
}
.store-card {
  background: var(--panel-light);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 14px 8px;
  text-align: center;
  cursor: pointer;
  position: relative;
  transition: transform .12s ease, border-color .12s ease;
}
.store-card:hover { transform: translateY(-3px); border-color: var(--green); }
.store-card.selected { border-color: var(--amber); box-shadow: 0 0 0 2px rgba(242,193,78,0.3); }
.store-card.equipped { border-color: var(--green); background: rgba(107,214,111,0.08); }
.card-icon { font-size: 26px; }
.card-name { font-size: 12.5px; font-weight: 700; margin-top: 6px; color: var(--text); }
.card-price { font-size: 11px; color: var(--amber); margin-top: 4px; }
.card-badge {
  display: inline-block;
  margin-top: 6px;
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 700;
}
.card-badge.owned { background: rgba(255,255,255,0.08); color: var(--text-dim); }
.card-badge.equipped-badge { background: var(--green-dark); color: #08170a; }

/* ── Toasts ────────────────────────────────────────────────── */
#lr-toast-container {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  pointer-events: none;
}
.lr-toast {
  background: rgba(12, 22, 10, 0.95);
  border: 1px solid var(--border-soft);
  color: var(--text);
  padding: 10px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity .25s ease, transform .25s ease;
}
.lr-toast-show { opacity: 1; transform: translateY(0); }
.lr-toast-success { border-color: var(--green); }
.lr-toast-error { border-color: var(--red); }
.lr-toast-info { border-color: var(--blue); }

/* ── Gameover screen ───────────────────────────────────────── */
#go-icon { font-size: 46px; }
#gameover-content h2 { margin: 4px 0 0; color: var(--amber); }
#go-reason { color: var(--text-dim); margin: 0 0 6px; font-size: 13px; }
.go-stats {
  display: flex;
  gap: 10px;
  width: 100%;
}
.go-stat {
  flex: 1;
  background: rgba(0,0,0,0.22);
  border-radius: var(--radius-sm);
  padding: 10px 6px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.go-stat-label { font-size: 10px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .5px; }
.go-stat-val { font-size: 17px; font-weight: 800; color: var(--text); }
.go-stat-val.green { color: var(--green); }
.go-stat-val.amber { color: var(--amber); }
#go-lb-msg { color: var(--amber); font-size: 13px; font-weight: 700; }
#go-ranked-result { color: var(--blue); font-size: 13px; font-weight: 700; }
#go-buttons {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}
#go-buttons button {
  padding: 11px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  font-weight: 700;
  cursor: pointer;
  background: rgba(255,255,255,0.04);
  color: var(--text);
}
#restart-btn { grid-column: span 1; }
#go-buttons #restart-btn {
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: #052309;
  border: none;
}
#go-buttons button:hover { transform: translateY(-1px); }

/* ── Leaderboard ───────────────────────────────────────────── */
#leaderboard {
  align-items: flex-start;
}
#leaderboard > * { display: none; }
#leaderboard {
  display: flex;
}
#leaderboard::before { content: none; }
#leaderboard {
  flex-direction: column;
  align-items: center;
}
#leaderboard-header, #leaderboard-tabs, #lb-list {
  width: 100%;
  max-width: 480px;
}
#leaderboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 16px 20px;
  margin-top: 4vh;
}
#leaderboard-header h2 { margin: 0; color: var(--amber); font-size: 20px; }
#lb-close {
  background: none;
  border: 1px solid var(--border-soft);
  color: var(--text-dim);
  border-radius: 8px;
  padding: 5px 10px;
  cursor: pointer;
}
#lb-close:hover { border-color: var(--red); color: var(--text); }
#leaderboard-tabs {
  display: flex;
  background: var(--panel-light);
  border-left: 1px solid var(--border-soft);
  border-right: 1px solid var(--border-soft);
}
.lb-tab-btn {
  flex: 1;
  padding: 10px;
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}
.lb-tab-btn.active { color: var(--green); border-bottom-color: var(--green); }
#lb-list {
  list-style: none;
  margin: 0;
  padding: 10px;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  max-height: 60vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.lb-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.03);
  font-size: 13px;
}
.lb-row.lb-top { background: rgba(242,193,78,0.08); }
.lb-rank { width: 26px; text-align: center; font-weight: 800; }
.lb-name { flex: 1; text-align: left; font-weight: 600; }
.lb-name.lb-me { color: var(--green); }
.lb-score { font-weight: 800; color: var(--amber); }
.lb-row.lb-mp { flex-wrap: wrap; }
.lb-stat { font-size: 11px; color: var(--text-dim); background: rgba(0,0,0,0.2); padding: 2px 8px; border-radius: 10px; }
.lb-loading, .lb-empty { text-align: center; color: var(--text-faint); padding: 20px; list-style: none; }

/* ── Pause screen ──────────────────────────────────────────── */
#pause-content {
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  max-width: 320px;
  margin: auto;
}
#pause-content h2 { margin: 0; color: var(--green); }
.pause-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}
.pause-actions button {
  padding: 11px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
}
#pause-resume { background: linear-gradient(135deg, var(--green), var(--green-dark)); color: #052309; border: none; }
.pause-actions button:hover { transform: translateY(-1px); }

/* ── Misc ──────────────────────────────────────────────────── */
#copyright-notice {
  position: fixed;
  bottom: 6px;
  right: 10px;
  font-size: 10px;
  color: rgba(255,255,255,0.25);
  z-index: 40;
  pointer-events: none;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 720px) {
  #store-layout { grid-template-columns: 1fr; }
  #store-preview { position: relative; top: auto; max-height: none; }
  #store-grid { max-height: 44vh; }
  #start-content, #multiplayer-content, #gameover-content { padding: 22px 18px 26px; }
}

/* ── Premium (real-money) store additions ─────────────────────────── */
:root {
  --premium-gold: #ffd76a;
  --premium-gold-dark: #ff9d3d;
  --premium-glow: rgba(255, 215, 100, 0.45);
}

/* Premium tab stands out from the regular green tabs */
.tab-btn[data-tab="premium"] {
  border-color: var(--premium-gold-dark);
  color: var(--premium-gold);
  background: rgba(255, 215, 100, 0.08);
}
.tab-btn[data-tab="premium"].active {
  background: linear-gradient(135deg, var(--premium-gold), var(--premium-gold-dark));
  color: #3a2200;
  border-color: var(--premium-gold-dark);
}

/* Premium item cards */
.store-card.premium-card {
  border: 1px solid rgba(255, 215, 100, 0.45);
  box-shadow: 0 0 10px var(--premium-glow);
  position: relative;
  overflow: hidden;
}
.store-card.premium-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent 0%,
    rgba(255, 255, 255, 0.12) 45%,
    transparent 60%
  );
  transform: translateX(-100%);
  animation: premium-sheen 3.2s ease-in-out infinite;
  pointer-events: none;
}
.store-card.premium-card:hover {
  border-color: var(--premium-gold);
  box-shadow: 0 0 16px var(--premium-glow);
}
.store-card.premium-card.selected {
  border-color: var(--premium-gold);
  box-shadow: 0 0 0 2px var(--premium-glow), 0 0 18px var(--premium-glow);
}
.store-card.premium-card.equipped {
  border-color: var(--premium-gold);
  background: rgba(255, 215, 100, 0.08);
}

@keyframes premium-sheen {
  0%   { transform: translateX(-120%); }
  35%  { transform: translateX(140%); }
  100% { transform: translateX(140%); }
}

.card-price.premium-price {
  color: var(--premium-gold);
  font-weight: 700;
}

.card-badge.premium-badge {
  background: linear-gradient(135deg, var(--premium-gold), var(--premium-gold-dark));
  color: #3a2200;
  font-weight: 800;
  box-shadow: 0 0 8px var(--premium-glow);
}

/* Premium buy button — distinct gold gradient with a pulse, separate from
   the amber scale-currency button so real-money purchases read differently */
.store-action.premium-buy {
  background: linear-gradient(135deg, var(--premium-gold), var(--premium-gold-dark));
  color: #3a2200;
  animation: premium-pulse 2.4s ease-in-out infinite;
}
.store-action.premium-buy:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 14px var(--premium-glow);
}
.store-action.premium-buy:disabled {
  animation: none;
}

@keyframes premium-pulse {
  0%, 100% { box-shadow: 0 0 0 rgba(255,215,100,0); }
  50%      { box-shadow: 0 0 16px var(--premium-glow); }
}

.premium-note {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 2px;
}