/* ==========================================================================
   Signal — Frontend Styles (Buttons & Modals)
   ========================================================================== */

/* Variables / Theme configuration */
:root {
  --sig-primary: #E8720C;
  --sig-primary-hover: #C05800;
  --sig-bg-dark: #1a202c;
  --sig-bg-light: #f7fafc;
  --sig-border-color: #e2e8f0;
  --sig-text-color: #2d3748;
  --sig-text-muted: #718096;
}

/* ── Container & Buttons ───────────────────────────────────────────────── */
.signal-cta-container {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 24px 0;
  width: 100%;
}

.signal-cta-btn-a,
.signal-cta-btn-b {
  flex: 1;
  min-width: 250px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 24px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
  outline: none;
}

.signal-btn-icon {
  margin-right: 8px;
  font-size: 1.1em;
}

/* Button A custom properties setup */
.signal-cta-btn-a {
  background-color: var(--sig-btn-a-bg, var(--sig-primary));
  color: var(--sig-btn-a-text, #ffffff);
  border: 2px solid transparent;
  box-shadow: none;
}
.signal-cta-btn-a:hover {
  background-color: var(--sig-btn-a-hover, var(--sig-primary-hover));
  transform: translateY(-2px);
  box-shadow: none;
}

/* Button B custom properties setup */
.signal-cta-btn-b {
  background-color: var(--sig-btn-b-bg, transparent);
  color: var(--sig-btn-b-text, #4a5568);
  border: 2px solid var(--sig-btn-b-border, #4a5568);
}
.signal-cta-btn-b:hover {
  background-color: var(--sig-btn-b-hover-bg, #4a5568);
  color: var(--sig-btn-b-hover-text, #ffffff);
  transform: translateY(-2px);
}

/* ── Modals Overlay ────────────────────────────────────────────────────── */
.signal-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(26, 32, 44, 0.6);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.signal-modal-overlay.is-active {
  opacity: 1;
  pointer-events: auto;
}

/* ── Modal Card ────────────────────────────────────────────────────────── */
.signal-modal-card {
  background: #ffffff;
  border-radius: 16px;
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  position: relative;
  overflow-y: auto;
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  flex-direction: column;
}

.signal-modal-overlay.is-active .signal-modal-card {
  transform: scale(1);
}

.signal-modal-card-cal {
  max-width: 780px;
  height: 85vh;
}

/* Close Button */
.signal-modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: #f7fafc;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  color: var(--sig-text-muted);
  transition: all 0.2s ease;
  z-index: 10;
}
.signal-modal-close:hover {
  background: #edf2f7;
  color: var(--sig-text-color);
}

/* Header */
.signal-modal-header {
  padding: 32px 32px 16px 32px;
  border-bottom: 1px solid var(--sig-border-color);
}

.signal-modal-badge {
  display: inline-block;
  background-color: #ebf8ff;
  color: #2b6cb0;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.signal-modal-header h3 {
  margin: 0 0 6px 0 !important;
  font-size: 22px !important;
  font-weight: 800 !important;
  color: var(--sig-bg-dark) !important;
  line-height: 1.2 !important;
}

.signal-modal-subtitle {
  margin: 0 !important;
  font-size: 14px !important;
  color: var(--sig-text-muted) !important;
  line-height: 1.4 !important;
}

.signal-modal-subtitle strong {
  color: var(--sig-bg-dark);
}

/* Form Body */
.signal-modal-form-body {
  padding: 24px 32px 32px 32px;
}

.signal-form-field {
  margin-bottom: 18px;
}

.signal-form-row {
  display: flex;
  gap: 16px;
}
.signal-form-row .signal-form-field {
  flex: 1;
}

.signal-modal-form-body label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--sig-text-color);
  margin-bottom: 6px;
  text-align: left;
}

.signal-modal-form-body input[type="text"],
.signal-modal-form-body input[type="tel"],
.signal-modal-form-body textarea {
  width: 100% !important;
  padding: 12px 16px !important;
  border: 1px solid var(--sig-border-color) !important;
  border-radius: 8px !important;
  font-size: 14px !important;
  color: var(--sig-text-color) !important;
  background: #fafafb !important;
  transition: all 0.2s ease !important;
  box-shadow: none !important;
}

.signal-modal-form-body input:focus,
.signal-modal-form-body textarea:focus {
  border-color: var(--sig-primary) !important;
  background: #ffffff !important;
  outline: none !important;
  box-shadow: 0 0 0 3px rgba(232, 114, 12, 0.15) !important;
}

/* Trust Statement in Form */
.signal-trust-footer {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 8px;
  padding: 12px 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 24px;
}

.signal-trust-icon {
  font-size: 16px;
  padding-top: 1px;
}

.signal-trust-text {
  font-size: 12px !important;
  line-height: 1.4 !important;
  color: #78350f !important;
  margin: 0 !important;
  text-align: left;
}

/* Submit Button */
.signal-submit-btn {
  width: 100%;
  background: var(--sig-primary);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s ease;
  box-shadow: 0 4px 12px rgba(232, 114, 12, 0.2);
}
.signal-submit-btn:hover {
  background: var(--sig-primary-hover);
}
.signal-submit-btn:disabled {
  background: #cbd5e0;
  cursor: not-allowed;
  box-shadow: none;
}

/* ── Calendar / Lazy Loaded IFrame ───────────────────────────────────────── */
.signal-iframe-placeholder {
  flex: 1;
  display: flex;
  position: relative;
  min-height: 450px;
}

.signal-iframe-placeholder iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 0 0 16px 16px;
}

.signal-iframe-loading {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  z-index: 1;
  gap: 16px;
}

.signal-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid var(--sig-primary);
  border-radius: 50%;
  animation: signal-spin 1s linear infinite;
}

@keyframes signal-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ── Toast Notifications ────────────────────────────────────────────────── */
.signal-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: flex-start;
  padding: 16px 20px;
  gap: 14px;
  z-index: 9999999;
  max-width: 400px;
  border-left: 5px solid var(--sig-primary);
  animation: signal-slide-in 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  transition: opacity 0.5s ease;
}

.signal-toast-success {
  border-left-color: #38a169;
}

.signal-toast-error {
  border-left-color: #e53e3e;
}

.signal-toast-icon {
  font-size: 24px;
  flex-shrink: 0;
}

.signal-toast-content {
  flex: 1;
}

.signal-toast-content h4 {
  margin: 0 0 4px 0 !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  color: var(--sig-bg-dark) !important;
}

.signal-toast-content p {
  margin: 0 !important;
  font-size: 13px !important;
  color: var(--sig-text-muted) !important;
  line-height: 1.4 !important;
}

.signal-toast-close {
  background: transparent;
  border: none;
  color: var(--sig-text-muted);
  cursor: pointer;
  font-size: 14px;
  padding: 2px;
  margin-top: -2px;
}
.signal-toast-close:hover {
  color: var(--sig-bg-dark);
}

@keyframes signal-slide-in {
  from {
    transform: translateY(100px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ── Responsive adjustments ──────────────────────────────────────────────── */
@media (max-width: 580px) {
  .signal-cta-container {
    flex-direction: column;
  }
  .signal-cta-btn-a,
  .signal-cta-btn-b {
    width: 100%;
    min-width: 100%;
  }
  .signal-form-row {
    flex-direction: column;
    gap: 0;
  }
  .signal-modal-card {
    max-height: 95vh;
  }
  .signal-modal-form-body {
    padding: 16px 20px 24px 20px;
  }
  .signal-modal-header {
    padding: 24px 20px 12px 20px;
  }
}

/* Empty State (when no buttons are shown) */
.signal-cta-container p {
  text-align: center;
  color: #718096;
  font-size: 14px;
}