/* ============================================================
   Signature Generator Styles
   ============================================================ */

.sig-body {
  background: #f8fafc;
  min-height: 100vh;
}

.sig-header {
  background: #fff;
  border-bottom: 1px solid #e2e8f0;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sig-logo {
  font-size: 18px;
  font-weight: 700;
  color: #0f172a;
  text-decoration: none;
}

.sig-logo span {
  color: #6366f1;
}

.sig-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

.sig-page-title {
  font-size: 28px;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 8px;
}

.sig-page-sub {
  font-size: 16px;
  color: #64748b;
  margin: 0 0 40px;
}

/* ── Two-column layout ─────────────────────────────── */
.sig-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 860px) {
  .sig-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Form card ──────────────────────────────────────── */
.sig-form-card {
  background: #fff;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  padding: 28px;
  position: sticky;
  top: 24px;
}

.sig-form-title {
  font-size: 16px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 20px;
}

.sig-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.sig-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 5px;
}

.sig-input {
  width: 100%;
  box-sizing: border-box;
  padding: 9px 12px;
  border: 1.5px solid #e2e8f0;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  color: #0f172a;
  background: #fff;
  transition: border-color 0.15s;
  outline: none;
}

.sig-input:focus {
  border-color: #6366f1;
}

.sig-input::placeholder {
  color: #94a3b8;
}

.sig-form-group {
  margin-bottom: 14px;
}

.sig-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 5px;
}

.sig-section-divider {
  border: none;
  border-top: 1px solid #f1f5f9;
  margin: 18px 0;
}

.sig-social-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* ── Preview card ───────────────────────────────────── */
.sig-preview-card {
  background: #fff;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  padding: 28px;
}

.sig-preview-title {
  font-size: 16px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 20px;
}

/* Layout switcher */
.sig-layout-switcher {
  display: flex;
  gap: 0;
  border: 1.5px solid #e2e8f0;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 24px;
}

.sig-layout-btn {
  flex: 1;
  padding: 10px 12px;
  border: none;
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  color: #64748b;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
  border-right: 1.5px solid #e2e8f0;
}

.sig-layout-btn:last-child {
  border-right: none;
}

.sig-layout-btn.active {
  background: #0f172a;
  color: #fff;
}

.sig-layout-btn:not(.active):hover {
  background: #f8fafc;
  color: #0f172a;
}

/* Signature preview box */
.sig-preview-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 24px;
  min-height: 140px;
  margin-bottom: 20px;
  position: relative;
}

.sig-preview-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #94a3b8;
  margin-bottom: 16px;
}

.sig-email-preview {
  font-family: Arial, Helvetica, sans-serif;
}

/* Action buttons */
.sig-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.sig-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  text-decoration: none;
}

.sig-btn-primary {
  background: #0f172a;
  color: #fff;
}

.sig-btn-primary:hover {
  background: #1e293b;
}

.sig-btn-secondary {
  background: #fff;
  color: #0f172a;
  border: 1.5px solid #e2e8f0;
}

.sig-btn-secondary:hover {
  background: #f8fafc;
}

.sig-btn-success {
  background: #10b981;
  color: #fff;
}

.sig-btn-success:hover {
  background: #059669;
}

/* Install instructions accordion */
.sig-accordion {
  margin-top: 32px;
}

.sig-accordion-title {
  font-size: 15px;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 16px;
}

.sig-accordion-item {
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  margin-bottom: 10px;
  overflow: hidden;
}

.sig-accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: #fff;
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: #0f172a;
  text-align: left;
  font-family: inherit;
}

.sig-accordion-header:hover {
  background: #f8fafc;
}

.sig-accordion-body {
  display: none;
  padding: 18px;
  background: #f8fafc;
  border-top: 1px solid #e2e8f0;
  font-size: 14px;
  color: #374151;
  line-height: 1.6;
}

.sig-accordion-body.open {
  display: block;
}

.sig-step-list {
  margin: 0;
  padding-left: 20px;
}

.sig-step-list li {
  margin-bottom: 8px;
}

.sig-step-list strong {
  color: #0f172a;
}

.sig-copy-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  background: #0f172a;
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
  z-index: 9999;
}

.sig-copy-toast.show {
  opacity: 1;
}

/* Kit badge */
.sig-kit-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #f1f5f9;
  border-radius: 20px;
  padding: 6px 12px;
  font-size: 13px;
  color: #475569;
  margin-bottom: 20px;
}

.sig-kit-badge svg {
  flex-shrink: 0;
}

/* Font preview in actual email notice */
.sig-email-note {
  font-size: 12px;
  color: #94a3b8;
  margin-top: 8px;
  margin-bottom: 16px;
}

/* Mobile adjustments */
@media (max-width: 600px) {
  .sig-form-row,
  .sig-social-row {
    grid-template-columns: 1fr;
  }

  .sig-main {
    padding: 24px 16px 60px;
  }

  .sig-form-card {
    position: static;
  }
}

/* ── Mobile (375px + 428px): Email Signature Generator ──────────────────────── */
@media (max-width: 480px) {
  /* Header */
  .sig-header {
    padding: 14px 16px;
  }

  /* Main content */
  .sig-main {
    padding: 24px 16px 60px;
  }
  .sig-page-title {
    font-size: 22px;
    margin-bottom: 6px;
  }
  .sig-page-sub {
    font-size: 14px;
    margin-bottom: 28px;
  }

  /* Kit badge */
  .sig-kit-badge {
    font-size: 12px;
    padding: 5px 10px;
    margin-bottom: 16px;
  }

  /* Two-column → single column */
  .sig-grid {
    grid-template-columns: 1fr !important;
    gap: 20px;
  }

  /* Form card */
  .sig-form-card {
    position: static;
    padding: 20px 16px;
    border-radius: 12px;
  }
  .sig-form-title {
    font-size: 15px;
    margin-bottom: 16px;
  }

  /* Form fields — full-width, 16px+ font */
  .sig-form-row {
    grid-template-columns: 1fr !important;
    gap: 0;
  }
  .sig-social-row {
    grid-template-columns: 1fr !important;
    gap: 0;
  }
  .sig-form-group {
    margin-bottom: 16px;
  }
  .sig-form-group label {
    font-size: 14px;
  }
  .sig-input {
    padding: 13px 14px;
    font-size: 16px;
    border-radius: 8px;
  }
  .sig-input::placeholder {
    font-size: 15px;
  }
  .sig-section-divider {
    margin: 14px 0;
  }

  /* Preview card */
  .sig-preview-card {
    padding: 20px 16px;
    border-radius: 12px;
  }
  .sig-preview-title {
    font-size: 15px;
    margin-bottom: 16px;
  }

  /* Layout switcher — segmented control */
  .sig-layout-switcher {
    border-radius: 10px;
    margin-bottom: 16px;
  }
  .sig-layout-btn {
    padding: 11px 8px;
    font-size: 13px;
    border-right: 1.5px solid #e2e8f0;
  }

  .sig-email-note {
    font-size: 12px;
    margin-bottom: 12px;
  }

  /* Preview box */
  .sig-preview-box {
    padding: 16px;
    margin-bottom: 16px;
  }

  /* Action buttons — full-width, side by side or stacked */
  .sig-actions {
    flex-direction: column;
    gap: 10px;
  }
  .sig-btn {
    width: 100%;
    justify-content: center;
    padding: 14px 18px;
    font-size: 15px;
    border-radius: 10px;
    text-align: center;
  }
  .sig-btn-secondary {
    display: none; /* hide secondary when stacked */
  }

  /* Accordion — touch-friendly */
  .sig-accordion {
    margin-top: 24px;
  }
  .sig-accordion-title {
    font-size: 14px;
    margin-bottom: 12px;
  }
  .sig-accordion-item {
    margin-bottom: 8px;
    border-radius: 10px;
  }
  .sig-accordion-header {
    padding: 16px 16px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }
  .sig-accordion-body {
    padding: 16px;
    font-size: 14px;
    line-height: 1.6;
  }
  .sig-step-list {
    padding-left: 18px;
  }
  .sig-step-list li {
    margin-bottom: 10px;
    font-size: 14px;
  }

  /* Toast */
  .sig-copy-toast {
    bottom: 24px;
    padding: 12px 20px;
    font-size: 13px;
  }
}

/* Layout switcher: always visible tap targets */
.sig-layout-btn {
  min-height: 44px;
  touch-action: manipulation;
}

/* Toast animation — faster on mobile */
@media (max-width: 480px) {
  .sig-copy-toast.show {
    opacity: 1;
  }
}