/* LOCKSEQ — layout and auth (scaled for readability) */
:root {
  --bg: #0a0a0f;
  --text: #33ff00;
  --accent: #ff3344;
  --muted: rgba(255, 255, 255, 0.5);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Fira Code', 'Press Start 2P', monospace;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* Game page: full-height game area */
.game-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-title {
  font-size: clamp(1rem, 3vw, 1.35rem);
  color: var(--accent);
  letter-spacing: 3px;
}

.logout-btn {
  background: transparent;
  border: 2px solid var(--text);
  color: var(--text);
  font-family: inherit;
  font-size: clamp(0.85rem, 2vw, 1rem);
  padding: 12px 20px;
  cursor: pointer;
  border-radius: 6px;
}

.logout-btn:hover {
  background: var(--text);
  color: #000;
}

a.login-link {
  text-decoration: none;
  display: inline-block;
}

.game-container {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 16px;
}

.codecracker-game-container {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  width: 100%;
}

#gameCodecrackerContainer .codecracker-crt-wrap {
  flex: 1;
  min-height: 400px;
  display: flex;
  flex-direction: column;
}

/* Auth page */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-container {
  width: 100%;
  max-width: 520px;
}

.auth-box {
  background: rgba(20, 20, 28, 0.95);
  border: 2px solid var(--accent);
  border-radius: 12px;
  padding: 40px 36px;
  box-shadow: 0 0 24px rgba(255, 51, 68, 0.2);
}

.auth-title {
  font-size: clamp(1.4rem, 5vw, 2rem);
  color: var(--accent);
  text-align: center;
  margin: 0 0 12px;
  letter-spacing: 4px;
}

.auth-subtitle {
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  color: var(--muted);
  text-align: center;
  margin: 0 0 28px;
}

.auth-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 28px;
}

.auth-tab {
  flex: 1;
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.2);
  color: var(--muted);
  font-family: inherit;
  font-size: clamp(0.9rem, 2.5vw, 1.05rem);
  padding: 14px 16px;
  cursor: pointer;
  border-radius: 6px;
}

.auth-tab:hover {
  border-color: var(--text);
  color: var(--text);
}

.auth-tab.active {
  border-color: var(--accent);
  color: var(--accent);
}

.auth-form .form-group {
  margin-bottom: 22px;
}

.auth-form label {
  display: block;
  font-size: clamp(0.9rem, 2.5vw, 1rem);
  margin-bottom: 10px;
  color: var(--muted);
}

.auth-form input {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  color: var(--text);
  font-family: inherit;
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  padding: 16px 18px;
}

.auth-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.error-message {
  font-size: clamp(0.9rem, 2.5vw, 1rem);
  color: var(--accent);
  margin-bottom: 14px;
}

.auth-btn {
  width: 100%;
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
  font-family: inherit;
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  padding: 16px 20px;
  cursor: pointer;
  border-radius: 6px;
  margin-top: 12px;
}

.auth-btn:hover {
  background: var(--accent);
  color: #000;
}

.auth-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ----- Main Menu ----- */
.main-menu {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.main-menu-inner {
  text-align: center;
  max-width: 560px;
}

.main-menu-title {
  font-size: clamp(1.5rem, 5vw, 2.2rem);
  color: var(--accent);
  letter-spacing: 6px;
  margin: 0 0 12px;
  text-shadow: 0 0 20px rgba(255, 51, 68, 0.4);
}

.main-menu-subtitle {
  font-size: clamp(0.95rem, 2.5vw, 1.15rem);
  color: var(--muted);
  margin: 0 0 40px;
  letter-spacing: 1px;
}

.main-menu-nav {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.main-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  background: transparent;
  border: 2px solid var(--text);
  color: var(--text);
  font-family: inherit;
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  padding: 20px 28px;
  cursor: pointer;
  border-radius: 8px;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.main-menu-btn:hover:not(:disabled) {
  background: var(--text);
  color: #000;
}

.main-menu-btn-disabled {
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--muted);
  cursor: not-allowed;
}

.main-menu-badge {
  font-size: clamp(0.75rem, 2vw, 0.9rem);
  opacity: 0.9;
}

.main-menu-submenu .main-menu-subtitle-heading {
  font-size: clamp(1.1rem, 4vw, 1.5rem);
}

.main-menu-btn-back {
  border-color: var(--muted);
  color: var(--muted);
  margin-top: 12px;
}

.main-menu-btn-back:hover {
  border-color: var(--text);
  color: var(--text);
  background: transparent;
}

/* Menu overlays (Options, Leaderboards) */
.menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
}

.menu-overlay.show {
  opacity: 1;
  visibility: visible;
}

.menu-overlay-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
}

.menu-overlay-content {
  position: relative;
  background: rgba(20, 20, 28, 0.98);
  border: 2px solid var(--accent);
  border-radius: 12px;
  padding: 32px 28px;
  max-width: 560px;
  width: 100%;
  max-height: 85vh;
  overflow: auto;
  box-shadow: 0 0 32px rgba(255, 51, 68, 0.2);
}

.menu-overlay-title {
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  color: var(--accent);
  margin: 0 0 24px;
  letter-spacing: 3px;
}

.leaderboard-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.leaderboard-tab {
  flex: 1;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--muted);
  font-family: inherit;
  font-size: clamp(0.95rem, 2.5vw, 1.1rem);
  padding: 14px 16px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
  margin-bottom: -1px;
}

.leaderboard-tab:hover {
  color: var(--text);
}

.leaderboard-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.menu-overlay-close {
  display: block;
  width: 100%;
  margin-top: 24px;
  background: transparent;
  border: 2px solid var(--text);
  color: var(--text);
  font-family: inherit;
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  padding: 14px 20px;
  cursor: pointer;
  border-radius: 6px;
}

.menu-overlay-close:hover {
  background: var(--text);
  color: #000;
}

/* Options */
.options-group {
  margin-bottom: 22px;
}

.options-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: clamp(1rem, 2.5vw, 1.1rem);
}

.options-label {
  color: var(--text);
}

.options-toggle {
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--text);
  font-family: inherit;
  font-size: clamp(0.9rem, 2.5vw, 1.05rem);
  padding: 12px 20px;
  cursor: pointer;
  border-radius: 6px;
}

.options-toggle:hover {
  border-color: var(--accent);
}

.options-toggle[aria-pressed="true"] {
  border-color: var(--accent);
  color: var(--accent);
}

.options-volume-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.options-vol-btn {
  width: 48px;
  height: 48px;
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--text);
  font-family: inherit;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  border-radius: 6px;
}

.options-vol-btn:hover {
  border-color: var(--accent);
}

.options-vol-value {
  min-width: 56px;
  font-size: clamp(1rem, 2.5vw, 1.1rem);
  color: var(--text);
}

/* Menu leaderboard */
.menu-leaderboard-list-wrap {
  min-height: 160px;
}

.menu-leaderboard-list {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: clamp(1rem, 2.5vw, 1.1rem);
}

.menu-leaderboard-list li {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.menu-leaderboard-list li:last-child {
  border-bottom: none;
}

.menu-leaderboard-empty,
.menu-leaderboard-error,
.menu-leaderboard-loading {
  font-size: clamp(1rem, 2.5vw, 1.1rem);
  color: var(--muted);
  margin: 0;
  padding: 16px 0;
}

.register-prompt-message {
  font-size: clamp(1rem, 2.5vw, 1.1rem);
  color: var(--text);
  margin: 0 0 20px;
}

.register-prompt-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.register-prompt-actions .register-prompt-btn {
  text-decoration: none;
  text-align: center;
  box-sizing: border-box;
}