/* Scoped variables and base styles */
#pdf-viewer-container {
    --bg: #0f1115;
    --panel: #171a21;
    --muted: #98a2b3;
    --accent: #4f46e5;
    --border: #242733;
    --text: #e6e6e6;
    --success: #22c55e;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial, "Noto Sans";
    background: var(--bg);
    color: var(--text);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    padding-top: 80px;
}

/* All child elements are now scoped to the container */
#pdf-viewer-container * {
    box-sizing: border-box;
}

/* Tool header (desktop) */
#pdf-viewer-container .tool-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding: 1rem 1.5rem;
    background-color: var(--panel);
    border-bottom: 1px solid var(--border);
    gap: 1rem;
}

/* Scrollbar hidden */
#pdf-viewer-container .viewer::-webkit-scrollbar,
#pdf-viewer-container .tool-header::-webkit-scrollbar,
#pdf-viewer-container body::-webkit-scrollbar {
    display: none;
}
#pdf-viewer-container .viewer {
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex-grow: 1;
    padding: 24px;
    overflow-y: scroll;
    overflow-x: hidden;
}

#pdf-viewer-container .pages {
    display: flex;
    flex-direction: column;
    gap: 24px;
    align-items: center;
}

/* ✅ Cleaned PDF container */
#pdf-viewer-container #pagesContainer {
    display: flex;
    flex-direction: column;
    align-items: center;
}

#pdf-viewer-container .page-wrap {
    position: relative;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    display: flex;
    justify-content: center;
    position: relative;
    margin: 1rem auto;
}

#pdf-viewer-container .pdf-canvas {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
}

/* Overlay for signature placement */
#pdf-viewer-container .overlay {
    position: absolute;
    inset: 0;
    pointer-events: auto;
}

/* Signature preview */
#pdf-viewer-container .sig-preview {
    position: absolute;
    line-height: 1;
    user-select: none;
    cursor: move;
    mix-blend-mode: multiply;
    display: inline-block;
}

#pdf-viewer-container .sig-preview.selected {
    outline: 2px solid rgba(59, 130, 246, 0.9);
    border-radius: 4px;
}

/* Delete button */
#pdf-viewer-container .sig-delete-btn {
    position: absolute;
    top: -12px;
    right: -12px;
    font-size: 22px;
    color: #ff5722;
    cursor: pointer;
    background-color: var(--panel);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
    z-index: 10;
}
#pdf-viewer-container .sig-delete-btn:hover {
    color: #ff2d00;
}

/* Form controls */
#pdf-viewer-container .controls-group .label, #pdf-viewer-container .label {
    font-size: 13px;
    color: var(--muted);
}

#pdf-viewer-container input[type="text"],
#pdf-viewer-container input[type="number"],
#pdf-viewer-container select {
    padding: 8px 10px;
    background: #0c0e13;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 8px;
}

#pdf-viewer-container input[type="number"] {
    max-width: 80px; 
    text-align: center;
}

#pdf-viewer-container .select-container {
    position: relative;
    display: inline-block;
}

/* Buttons */
#pdf-viewer-container button {
    padding: 10px 12px;
    border: none;
    border-radius: 10px;
    background: #23283a;
    color: var(--text);
    cursor: pointer;
    transition: background-color 0.2s;
}
#pdf-viewer-container button:hover { background-color: #343a4e; }
#pdf-viewer-container button.primary { background: #4f46e5; }
#pdf-viewer-container button.primary:hover { background: #6a64f1; }
#pdf-viewer-container button:disabled { opacity: 0.6; cursor: not-allowed; }

#pdf-viewer-container #btnFinalize {
    background: #4f46e5;
    color: white;
}
#pdf-viewer-container #btnFinalize:hover {
    background: #6a64f1;
}
#pdf-viewer-container #downloadArea button {
    background: var(--success);
    color: #fff;
    font-weight: bold;
}
#pdf-viewer-container #downloadArea button:hover {
    background: #16a34a;
}

#pdf-viewer-container .muted { color: var(--muted); font-size: 12px; }

/* Upload section */
#pdf-viewer-container .file-upload-main {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px;
}

#pdf-viewer-container .drop-zone-container {
    background-color: var(--panel);
    border: 2px dashed var(--border);
    border-radius: 16px;
    padding: 4rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.3s ease, background-color 0.3s ease;
    width: 100%;
    max-width: 600px;
}
#pdf-viewer-container .drop-zone-container:hover,
#pdf-viewer-container .drop-zone-container.highlight {
    border-color: var(--accent);
    background-color: #1e222b;
}

#pdf-viewer-container .drop-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

#pdf-viewer-container .upload-icon {
    font-size: 3rem;
    color: var(--accent);
}
#pdf-viewer-container .upload-text {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}
#pdf-viewer-container .custom-file-upload {
    background: var(--accent);
    color: #fff;
    padding: 12px 24px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: background-color 0.2s ease;
    display: inline-block;
}
#pdf-viewer-container .custom-file-upload:hover {
    background: #6a64f1;
}
#pdf-viewer-container .custom-file-upload input[type="file"] {
    display: none;
}

/* Floating Action Button (FAB) & mobile sidebar */
#pdf-viewer-container .fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--accent);
    color: white;
    font-size: 24px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.4);
    display: flex; /* FAB is now visible by default */
    justify-content: center;
    align-items: center;
    z-index: 1000;
}
#pdf-viewer-container .mobile-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--panel);
    box-shadow: -4px 0 10px rgba(0,0,0,0.3);
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    z-index: 1001;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
#pdf-viewer-container .mobile-sidebar.open {
    transform: translateX(0);
}
#pdf-viewer-container .sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
    z-index: 1000;
}
#pdf-viewer-container .sidebar-overlay.open {
    opacity: 1;
    visibility: visible;
}
#pdf-viewer-container .sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}
#pdf-viewer-container .close-sidebar-btn {
    background: none;
    color: var(--text);
    font-size: 1.5rem;
}

/* Spinner */
#pdf-viewer-container .spinner-container {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
#pdf-viewer-container .spinner {
    animation: spin 1s linear infinite;
}

.sig-preview[contenteditable="true"] {
  border: 1px solid #007bff;   /* subtle outline while editing */
  padding: 2px 4px;
  min-width: 40px;
  cursor: text;
}

.sig-preview {
  cursor: pointer;
  white-space: pre;   /* keeps spacing as typed */
}




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

/* Responsive */
@media (max-width: 768px) {
    #pdf-viewer-container .tool-header { display: none; }
    /* FAB is now visible by default, so no need to change its display here. */
      .steps {
    grid-template-columns: 1fr;}
}

.seo-section {
  margin-top: 3rem;
  padding: 2.5rem 1rem;
  background-color: #f9f9f9;
  border-radius: 12px;
  font-family: 'Segoe UI', Arial, sans-serif;
  line-height: 1.6;
}

.seo-section .container {
  max-width: 900px;
  margin: 0 auto;
}

.seo-section h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
  color: #222;
}

.steps {
  display: grid;
  grid-template-columns: 1fr 1fr; /* 2 columns on large screens */
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: #fff;
  padding: 1rem 1.5rem;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  transition: transform 0.2s;
}

.step:hover {
  transform: translateY(-2px);
}

.step-number {
  font-size: 1.5rem;
  font-weight: bold;
  color: #007bff;
  flex-shrink: 0;
}

.step-content h4 {
  margin: 0 0 0.5rem 0;
  color: #007bff;
}

.step-content p {
  margin: 0;
  color: #555;
}

.faq{
  color: #0c0e13;
}

.faq details {
  margin-bottom: 1rem;
  padding: 1rem;
  border-left: 4px solid #007bff;
  background: #f5f5f5;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
}

.faq details[open] {
  background: #e6f0ff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.faq summary {
  font-weight: 600;
  outline: none;
  color: #222;
}

.faq p {
  margin-top: 0.5rem;
  color: #555;
}

.more-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
  justify-content: center;
}

.tool-link {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  background-color: #007bff;
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s, transform 0.2s;
}

.tool-link:hover {
  background-color: #0056b3;
  transform: translateY(-2px);
}

/* ---------------- Mobile Friendly Adjustments ---------------- */
@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr; /* stack steps vertically */
  }

  .step {
    flex-direction: row; /* keep number and content side by side */
  }
}

@media (max-width: 480px) {
  .step {
    flex-direction: column; /* stack number above content on very small screens */
    align-items: flex-start;
  }

  .step-number {
    margin-bottom: 0.5rem;
  }
}