/* ==========================================================================
   AUTH PAGES — Login & Signup
   Split-panel layout, glassmorphism card, smooth animations
   ========================================================================== */

/* Page layout */
.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--canvas-bg);
}

/* ─── Left Hero Panel ──────────────────────────────────────────────── */
.auth-hero-panel {
  position: relative;
  background: linear-gradient(145deg, #0a2a1e 0%, #0f3d2a 40%, #093424 70%, #061f18 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 2.5rem;
  overflow: hidden;
}

.auth-hero-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 30%, rgba(16, 185, 129, 0.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 70%, rgba(5, 150, 105, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

/* Decorative grid */
.auth-hero-panel::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(16,185,129,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16,185,129,0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.auth-hero-content {
  position: relative;
  z-index: 1;
  max-width: 440px;
}

.auth-logo-mark {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, #059669, #047857);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.75rem;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.35);
}

.auth-hero-title {
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #f0fdf4;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.auth-hero-desc {
  font-size: 0.95rem;
  color: rgba(209, 250, 229, 0.7);
  line-height: 1.7;
  margin-bottom: 1.75rem;
}

.auth-features-list {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  margin-bottom: 2rem;
}

.auth-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.88rem;
  color: rgba(209, 250, 229, 0.82);
  line-height: 1.5;
}

.feat-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.25);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 1px;
}

.auth-hero-stats {
  display: flex;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(16, 185, 129, 0.2);
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.hero-stat-num {
  font-size: 1.2rem;
  font-weight: 800;
  color: #10b981;
  letter-spacing: -0.02em;
}

.hero-stat-label {
  font-size: 0.72rem;
  color: rgba(209, 250, 229, 0.55);
  font-weight: 500;
}

/* ─── Right Form Panel ──────────────────────────────────────────────── */
.auth-form-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  overflow-y: auto;
}

.auth-form-card {
  width: 100%;
  max-width: 480px;
  animation: authCardIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes authCardIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.auth-form-section {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.auth-form-section.hidden {
  display: none;
}

.auth-form-header {
  margin-bottom: 0.25rem;
}

.auth-form-title {
  font-size: 1.9rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
}

.auth-form-sub {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

/* Error box */
.auth-error-box {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  animation: slideDown 0.2s ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Form */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.auth-fields-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.auth-field-group {
  display: flex;
  flex-direction: column;
  gap: 0.38rem;
}

.auth-field-group label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
}

.field-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.forgot-link {
  background: none;
  border: none;
  font-size: 0.8rem;
  color: #10b981;
  cursor: pointer;
  padding: 0;
  font-family: inherit;
  font-weight: 600;
}

.forgot-link:hover {
  color: #059669;
  text-decoration: underline;
}

.auth-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 0.75rem;
  width: 16px;
  height: 16px;
  color: var(--text-tertiary);
  pointer-events: none;
  flex-shrink: 0;
}

.auth-input {
  width: 100%;
  background: var(--surface-elevated);
  border: 1.5px solid var(--border-medium);
  color: var(--text-primary);
  padding: 0.7rem 0.85rem 0.7rem 2.5rem;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  appearance: none;
  -webkit-appearance: none;
}

.auth-input:focus {
  border-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.12);
  background: var(--surface-base);
}

.auth-input::placeholder {
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

.auth-select {
  cursor: pointer;
  padding-right: 0.85rem;
}

.toggle-pw-btn {
  position: absolute;
  right: 0.75rem;
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  transition: color 0.15s;
}

.toggle-pw-btn:hover {
  color: var(--text-secondary);
}

/* Submit button */
.auth-submit-btn {
  width: 100%;
  padding: 0.85rem 1.5rem;
  background: linear-gradient(135deg, #059669 0%, #10b981 60%, #34d399 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 2px 12px rgba(16, 185, 129, 0.3);
  transition: opacity 0.15s, transform 0.15s, box-shadow 0.15s;
  margin-top: 0.25rem;
  position: relative;
}

.auth-submit-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.auth-submit-btn:active:not(:disabled) {
  transform: translateY(0);
}

.auth-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Spinner animation */
.spin {
  animation: spinAnim 0.8s linear infinite;
}

@keyframes spinAnim {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Divider */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-tertiary);
  font-size: 0.8rem;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-subtle);
}

/* Demo button */
.auth-demo-btn {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--surface-elevated);
  border: 1.5px dashed var(--border-medium);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.15s;
}

.auth-demo-btn:hover {
  border-color: var(--border-strong);
  color: var(--text-primary);
  background: var(--surface-highlight);
}

/* Switch text */
.auth-switch-text {
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.auth-switch-link {
  background: none;
  border: none;
  color: #10b981;
  font-family: inherit;
  font-size: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  margin-left: 0.2rem;
}

.auth-switch-link:hover {
  text-decoration: underline;
  color: #059669;
}

/* ─── Mobile Responsive ──────────────────────────────────────────────── */
@media (max-width: 860px) {
  .auth-page {
    grid-template-columns: 1fr;
  }

  .auth-hero-panel {
    display: none;
  }

  .auth-form-panel {
    min-height: 100vh;
    padding: 2rem 1.25rem;
    align-items: flex-start;
    padding-top: 2.5rem;
  }

  .auth-form-card {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .auth-fields-row {
    grid-template-columns: 1fr;
  }

  .auth-form-title {
    font-size: 1.6rem;
  }

  .auth-form-panel {
    padding: 1.5rem 1rem;
  }
}

/* ==========================================================================
   FORGOT PASSWORD MODAL
   ========================================================================== */

.fpw-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.fpw-overlay.fpw-visible {
  opacity: 1;
}

.fpw-overlay.fpw-visible .fpw-card {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.fpw-card {
  background: var(--surface-base);
  border: 1px solid var(--border-medium);
  border-radius: 20px;
  padding: 2rem;
  width: 100%;
  max-width: 420px;
  position: relative;
  transform: translateY(20px) scale(0.97);
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.3), 0 0 0 1px var(--border-subtle);
}

.fpw-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all 0.2s;
}

.fpw-close:hover {
  background: rgba(246, 79, 89, 0.15);
  border-color: rgba(246, 79, 89, 0.3);
  color: #f64f59;
  transform: rotate(90deg);
}

.fpw-icon {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 0.75rem;
}

.fpw-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin: 0 0 0.5rem;
}

.fpw-desc {
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-align: center;
  line-height: 1.6;
  margin: 0 0 1.5rem;
}

.fpw-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.fpw-success {
  text-align: center;
  padding: 1.5rem;
  background: rgba(0, 200, 150, 0.08);
  border: 1px solid rgba(0, 200, 150, 0.2);
  border-radius: 14px;
  margin-top: 0.5rem;
}

.fpw-success-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.fpw-success p {
  color: var(--text-primary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

/* ==========================================================================
   OTP VERIFICATION SCREEN
   ========================================================================== */

.otp-boxes-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 24px 0 20px;
}

.otp-box {
  width: 52px;
  height: 60px;
  border-radius: 14px;
  border: 2px solid var(--border-medium);
  background: var(--surface-elevated);
  color: var(--text-primary);
  font-size: 1.6rem;
  font-weight: 700;
  text-align: center;
  font-family: var(--font-mono);
  outline: none;
  transition: border-color 0.2s, background 0.2s, transform 0.15s, box-shadow 0.2s;
  caret-color: transparent;
}

.otp-box:focus {
  border-color: #10b981;
  background: var(--surface-base);
  transform: scale(1.05);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.18);
}

.otp-dash {
  color: var(--text-tertiary);
  font-size: 1.2rem;
  margin: 0 2px;
  user-select: none;
}

@keyframes otp-shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

.otp-shake {
  animation: otp-shake 0.45s ease;
  border-color: rgba(246, 79, 89, 0.6) !important;
  background: rgba(246, 79, 89, 0.08) !important;
}

.otp-success-msg {
  background: rgba(0, 200, 150, 0.1);
  border: 1px solid rgba(0, 200, 150, 0.3);
  color: #00c896;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 12px;
}

.otp-resend-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.otp-resend-prompt {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

.otp-resend-btn {
  background: none;
  border: none;
  color: #10b981;
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 8px;
  transition: background 0.2s, color 0.2s;
}

.otp-resend-btn:disabled {
  color: var(--text-tertiary);
  cursor: not-allowed;
  opacity: 0.7;
}

.otp-resend-btn:not(:disabled):hover {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
}

.otp-help-tip {
  background: var(--jamb-surface);
  border: 1px solid var(--jamb-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  text-align: left;
  margin: 10px 0 16px;
}

.otp-help-tip strong {
  color: var(--text-primary);
}

@media (max-width: 480px) {
  .otp-box {
    width: 42px;
    height: 50px;
    font-size: 1.3rem;
  }
  .otp-boxes-row {
    gap: 5px;
  }
}