/* authentication styles extracted from landing.css */
/* includes: nav auth buttons, user menu, auth modal, consent checkboxes */

/* ==========================================================================
   SOURCE: landing.css -- nav auth buttons
   ========================================================================== */

/* nav auth buttons */
.auth-nav-btn {
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  background: none;
}

.auth-nav-btn--login {
  color: var(--text-secondary);
}

.auth-nav-btn--login:hover {
  color: var(--text-primary);
}

.auth-nav-btn--signup {
  color: var(--accent);
  padding: 6px 16px;
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
}

.auth-nav-btn--signup:hover {
  background: rgba(52, 211, 153, 0.25);
  border-color: var(--accent);
}

/* ==========================================================================
   SOURCE: landing.css -- user menu
   ========================================================================== */

/* user menu */
.user-menu {
  position: relative;
}

.user-menu-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
}

.user-menu-avatar--image {
  padding: 0;
  color: transparent;
  overflow: hidden;
}

.user-menu-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  display: block;
}

.user-menu-avatar:hover {
  background: rgba(52, 211, 153, 0.25);
  transform: scale(1.05);
}

.user-menu-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.08) 0%,
    rgba(255, 255, 255, 0.03) 100%
  );
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.user-menu-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

[data-theme="light"] .user-menu-dropdown {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.9) 0%,
    rgba(255, 255, 255, 0.75) 100%
  );
  border-color: rgba(0, 0, 0, 0.1);
}

.user-menu-email {
  padding: 8px 16px;
  font-size: 0.78rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-menu-divider {
  height: 1px;
  background: var(--border);
  margin: 4px 0;
}

.user-menu-stats {
  padding: 8px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.user-menu-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
}

.user-menu-stat-label {
  color: var(--text-muted);
}

.user-menu-stat-value {
  color: var(--accent);
  font-weight: 600;
}

.user-menu-xp-bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 4px;
}

.user-menu-xp-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
}

.user-menu-item {
  display: block;
  width: 100%;
  padding: 8px 16px;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.user-menu-item:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

/* ==========================================================================
   SOURCE: landing.css -- auth modal overlay
   ========================================================================== */

.auth-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-toast);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.auth-modal-overlay--visible {
  opacity: 1;
  visibility: visible;
}

[data-theme="light"] .auth-modal-overlay {
  background: rgba(0, 0, 0, 0.25);
}

/* ==========================================================================
   SOURCE: landing.css -- auth modal card
   ========================================================================== */

.auth-modal {
  position: relative;
  width: 100%;
  max-width: 400px;
  margin: 20px;
  padding: 40px 32px 32px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.08) 0%,
    rgba(255, 255, 255, 0.03) 100%
  );
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border-radius: var(--radius-xl);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transform: translateY(8px);
  transition: transform var(--transition-fast);
}

.auth-modal-overlay--visible .auth-modal {
  transform: translateY(0);
}

[data-theme="light"] .auth-modal {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.85) 0%,
    rgba(255, 255, 255, 0.65) 100%
  );
  border-color: rgba(255, 255, 255, 0.6);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.auth-modal-close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.auth-modal-close:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

/* ==========================================================================
   SOURCE: landing.css -- auth modal tabs
   ========================================================================== */

.auth-modal-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.auth-modal-tab {
  flex: 1;
  padding: 10px 0;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

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

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

/* ==========================================================================
   SOURCE: landing.css -- auth modal form
   ========================================================================== */

.auth-modal-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.auth-modal-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.auth-modal-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
}

.auth-modal-input {
  width: 100%;
  padding: 10px 14px;
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--text-primary);
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}

.auth-modal-input:focus {
  border-color: var(--accent);
}

.auth-modal-input::placeholder {
  color: var(--text-muted);
}

/* ==========================================================================
   SOURCE: landing.css -- forgot password link
   ========================================================================== */

.auth-modal-forgot {
  display: flex;
  justify-content: flex-end;
  margin-top: -8px;
  margin-bottom: 8px;
}

.auth-modal-forgot-link {
  color: var(--accent);
  font-size: 0.8rem;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.auth-modal-forgot-link:hover {
  text-decoration: underline;
}

/* ==========================================================================
   SOURCE: auth hint text (username field)
   ========================================================================== */

.auth-modal-hint {
  font-size: 0.75rem;
  color: var(--text-muted, rgba(255,255,255,0.45));
  margin-top: 4px;
  line-height: 1.3;
}

.auth-modal-hint--error {
  color: var(--danger, #ef4444);
}

.auth-modal-hint--success {
  color: var(--accent, #4ade80);
}

/* ==========================================================================
   SOURCE: landing.css -- submit button
   ========================================================================== */

.auth-modal-submit {
  width: 100%;
  padding: 11px 20px;
  margin-top: 4px;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-contrast);
  background: var(--accent);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.auth-modal-submit:hover:not(:disabled) {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

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

/* ==========================================================================
   SOURCE: landing.css -- error message
   ========================================================================== */

.auth-modal-error {
  font-size: 0.82rem;
  color: var(--danger);
  display: none;
  text-align: center;
  line-height: 1.4;
}

/* ==========================================================================
   SOURCE: landing.css -- note
   ========================================================================== */

.auth-modal-note {
  margin-top: 16px;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

/* ==========================================================================
   SOURCE: landing.css -- responsive auth
   ========================================================================== */

@media (max-width: 768px) {
  .auth-nav-btn--login,
  .auth-nav-btn--signup {
    font-size: 0.9rem;
  }

  .auth-nav-btn--signup {
    padding: 8px 16px;
  }

  .auth-modal {
    margin: 16px;
    padding: 32px 24px 24px;
  }

  .user-menu-dropdown {
    right: 0;
    max-width: calc(100vw - 32px);
  }
}

/* ==========================================================================
   SOURCE: landing.css -- auth modal consent checkboxes
   ========================================================================== */

.auth-modal-consent {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.auth-modal-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--text-muted);
}

.auth-modal-checkbox input[type="checkbox"] {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.auth-modal-checkbox a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.auth-modal-checkbox a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* ==========================================================================
   BLOG: first-time signup nudge for logged-out visitors
   ========================================================================== */

.blog-signup-nudge {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 1100;
  max-width: 360px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(8, 15, 26, 0.92);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
  display: grid;
  gap: 10px;
  color: #e2e8f0;
}

.blog-signup-nudge__text {
  font-size: 0.82rem;
  color: #e2e8f0;
  line-height: 1.35;
}

.blog-signup-nudge__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.blog-signup-nudge__btn {
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: transparent;
  color: #e2e8f0;
  font-size: 0.76rem;
  padding: 6px 10px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}

.blog-signup-nudge__btn--primary {
  border-color: rgba(52, 211, 153, 0.35);
  background: rgba(52, 211, 153, 0.16);
  color: #34d399;
}

.blog-signup-nudge__close {
  margin-left: auto;
  border: none;
  background: transparent;
  color: #94a3b8;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
}

@media (max-width: 768px) {
  .blog-signup-nudge {
    left: 12px;
    right: 12px;
    bottom: 12px;
    max-width: none;
  }
}