/* ========================================================================= */
/*  FEEDOMETER 2.1 — AUTHENTICATION MODAL & GOOGLE OAUTH STYLESHEET          */
/* ========================================================================= */

.feedo-auth-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.feedo-auth-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.feedo-auth-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--bg-primary, #ffffff);
  border-radius: 20px;
  border: 1px solid var(--border-color, #e2e8f0);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  padding: 2.25rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transform: scale(0.95);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.auth-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border-color, #e2e8f0);
  background: var(--bg-card-hover, #f8fafc);
  color: var(--text-secondary, #64748b);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
  line-height: 1;
  padding: 0;
  z-index: 10;
}

.auth-close-btn:hover {
  background: #f1f5f9;
  color: var(--text-primary, #0f172a);
  border-color: #cbd5e1;
  transform: scale(1.08);
}

.feedo-auth-backdrop.open .feedo-auth-card {
  transform: scale(1);
}

.auth-card-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.25rem;
}

.auth-brand-logo {
  font-size: 2.2rem;
  margin-bottom: 0.25rem;
}

.auth-brand-title {
  font-family: var(--font-display, 'Quicksand', sans-serif);
  font-size: 1.4rem;
  font-weight: 750;
  color: var(--text-primary, #0f172a);
  margin: 0;
}

.auth-brand-sub {
  font-size: 0.85rem;
  color: var(--text-muted, #64748b);
  margin: 0;
}

/* Google Sign-In Button */
.google-signin-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.7rem 1rem;
  background: #ffffff;
  border: 1px solid #dadce0;
  border-radius: 10px;
  color: #3c4043;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
  box-shadow: 0 1px 3px rgba(60, 64, 67, 0.08);
}

.google-signin-btn:hover {
  background: #f8fafd;
  border-color: #c2c7cf;
  box-shadow: 0 2px 6px rgba(60, 64, 67, 0.15);
}

.google-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Divider */
.auth-divider {
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--text-muted, #94a3b8);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--border-color, #e2e8f0);
}

.auth-divider::before { margin-right: 0.75em; }
.auth-divider::after { margin-left: 0.75em; }

/* Switcher Tabs */
.auth-tabs {
  display: flex;
  background: #f1f5f9;
  padding: 3px;
  border-radius: 8px;
  gap: 2px;
}

.auth-tab-btn {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.45rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: #64748b;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.auth-tab-btn.active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Form inputs */
.auth-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.auth-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary, #334155);
}

.auth-input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border-color, #cbd5e1);
  border-radius: 8px;
  font-size: 0.92rem;
  color: var(--text-primary, #0f172a);
  background: var(--bg-input, #ffffff);
  box-sizing: border-box;
  outline: none;
  transition: border-color 0.15s ease;
}

.auth-input:focus {
  border-color: var(--text-primary, #0f172a);
}

.auth-submit-btn {
  width: 100%;
  padding: 0.75rem;
  border: none;
  border-radius: 10px;
  background: var(--text-primary, #0f172a);
  color: #ffffff;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
  margin-top: 0.5rem;
}

.auth-submit-btn:hover {
  background: #000000;
}

/* Guest Access Option */
.auth-guest-divider {
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--text-muted, #94a3b8);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0.35rem 0;
}

.auth-guest-divider::before,
.auth-guest-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px dashed var(--border-color, #e2e8f0);
}

.auth-guest-divider::before { margin-right: 0.6em; }
.auth-guest-divider::after { margin-left: 0.6em; }

.auth-guest-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.auth-guest-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  background: #f8fafc;
  border: 1px solid var(--border-color, #cbd5e1);
  border-radius: 10px;
  color: #1e40af;
  font-size: 0.88rem;
  font-weight: 650;
  cursor: pointer;
  transition: all 0.18s ease;
  text-decoration: none;
}

.auth-guest-btn:hover {
  background: #eff6ff;
  border-color: #93c5fd;
  color: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(37, 99, 235, 0.08);
}

.auth-guest-btn:active {
  transform: translateY(0);
}

.auth-guest-hint {
  font-size: 0.74rem;
  color: var(--text-muted, #64748b);
  text-align: center;
  line-height: 1.35;
  margin: 0;
}

/* Forgot Password & Recovery Styles */
.auth-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.auth-forgot-link {
  font-size: 0.76rem;
  font-weight: 600;
  color: #0284c7;
  text-decoration: underline;
  cursor: pointer;
  background: transparent;
  border: none;
  padding: 0;
  transition: color 0.15s ease;
}

.auth-forgot-link:hover {
  color: #0369a1;
}

.auth-secondary-btn {
  width: 100%;
  padding: 0.65rem;
  border: 1px solid var(--border-color, #cbd5e1);
  border-radius: 10px;
  background: #f8fafc;
  color: var(--text-primary, #334155);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.auth-secondary-btn:hover {
  background: #f1f5f9;
  border-color: #94a3b8;
}

.auth-panel-hint {
  font-size: 0.84rem;
  color: var(--text-muted, #64748b);
  line-height: 1.45;
  margin: 0;
}