:root{
  --bg-1:#0c1020;
  --bg-2:#0f142a;
  --panel:#171c35;
  --muted:#9aa3b2;
  --text:#e8eaf4;
  --accent-1:#080426;
  --accent-2:#130731;
  --border:#222a4a;
  --danger:#dc3545;
  --success:#2ecc71;
  --sidebar-width: 280px;
  --sidebar-collapsed: 50px;
}

*{margin:0;padding:0;box-sizing:border-box}

/* Screen-reader only — visible to bots and assistive tech */
.sr-only{
  position:absolute;width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* Navbar brand */
.nav-brand{font-size:1.4rem;font-weight:800;letter-spacing:.3px;}
.nav-tagline{color:var(--muted);font-size:.85rem;margin:0;text-align:center;}

body{
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  background:
    radial-gradient(1200px 800px at 20% -10%, #1e2655 0%, transparent 60%),
    radial-gradient(900px 700px at 120% 20%, #3c1c6c 0%, transparent 60%),
    var(--bg-1);
  color:var(--text);
  min-height:100vh;
  padding:40px 220px;
}

.container{
  max-width:900px;
  margin:0 auto;
  background:linear-gradient(180deg, var(--bg-2), #0e1330);
  border:1px solid var(--border);
  box-shadow:0 30px 70px rgba(0,0,0,.55), inset 0 1px 0 rgba(255,255,255,.03);
  border-radius:20px;
  padding:40px;
}

h1,h2,h3,h4{color:var(--text)}
h1{text-align:center;margin-bottom:24px}

/* ===== Hero Section ===== */
.hero-section {
  text-align: center;
  padding: 48px 24px 32px;
  margin-bottom: 20px;
}

.hero-title {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #e8eaf4 0%, #a5b4fc 50%, #c4b5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .hero-section { padding: 32px 16px 24px; }
  .hero-title { font-size: 1.7rem; }
  .hero-subtitle { font-size: 0.95rem; }
}

@media (max-width: 480px) {
  .hero-section { padding: 24px 12px 20px; }
  .hero-title { font-size: 1.4rem; }
  .hero-subtitle { font-size: 0.88rem; }
}

/* ===== Feature Banner (below tabs) ===== */
.feature-banner {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 0 0 16px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.feature-chip {
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2px;
  background: rgba(255,255,255,0.06);
  color: var(--muted);
  border: 1px solid var(--border);
  transition: all 0.2s ease;
}

.feature-chip:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.15);
  color: var(--text);
}

/* ===== Tabs ===== */
.tabs{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:10px;
  margin-bottom:20px;
  padding-bottom:5px;
}
.tabs::-webkit-scrollbar{display:none}

.tab{
  position:relative;
  background:var(--panel);
  color:var(--text);
  border:1px solid var(--border);
  padding:8px 14px;
  border-radius:10px;
  cursor:pointer;
  font-weight:600;
  font-size:13px;
  letter-spacing:.2px;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  box-shadow:0 4px 12px rgba(0,0,0,.2);
  white-space:nowrap;
}

.tab:hover{
  transform:translateY(-1px);
  box-shadow:0 8px 22px rgba(0,0,0,.35);
  border-color:#2c3672;
}

.tab:focus-visible{
  outline:2px solid var(--accent-1);
  outline-offset:2px;
}

.tab.active{
  background:linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border-color:transparent;
  color:#fff;
  box-shadow:0 10px 28px rgba(140,120,255,.35);
}

.tab-panel{display:none}
.tab-panel.active{display:block}

/* ===== Navbar ===== */
.navbar{
  background: linear-gradient(135deg, var(--accent-1) 0%, var(--accent-2) 100%);
  padding: 1rem 2rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  margin-bottom: 30px;
  border-radius: 12px;
  width:100%;
}

.nav-container{
  max-width:100%;
  display:flex;
  justify-content:center;
  align-items:center;
  position:relative;
}
.nav-header{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:4px;
}

.nav-left h1,.nav-logo{
  font-size:1.5rem;
  font-weight:bold;
  color:#fff;
  text-decoration:none;
  display:flex;
  justify-content:center;
  align-items:center;
  gap:.5rem;
  z-index:1001;
}

.nav-link{
  color:#fff;
  text-decoration:none;
  font-weight:500;
  transition:opacity .3s ease;
  cursor:pointer;
  font-size:15px;
}

.nav-link:hover{opacity:.85}

.auth-section{
  display:flex;
  align-items:center;
  gap:15px;
  position:relative;
}

#google-sign-in-button{
  background:#fff;
  color: var(--accent-2);
  border:none;
  padding:.6rem 1.5rem;
  border-radius:25px;
  font-weight:600;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease;
  box-shadow:0 2px 8px rgba(0,0,0,.2);
}

#google-sign-in-button:hover{
  transform:translateY(-2px);
  box-shadow:0 4px 12px rgba(0,0,0,.3);
}

/* ===== Workspace Layout ===== */
.workspace{
  display:none;
}

.workspace.active{
  display:block;
}

.workspace-layout {
  display: flex;
  gap: 0;
  height: calc(100vh - 250px);
  min-height: 600px;
  position: relative;
}

.editor-workspace{
  display:none;
  width:100%;
  height:calc(100vh - 200px);  /* Takes most of viewport height */
  min-height:700px;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:12px;
  padding:20px;
  position:relative;
  overflow:hidden;  /* Prevents outer scroll */
}

.editor-workspace.active{
  display:flex;  /* Changed from block to flex */
  flex-direction:column;  /* Stacks toolbar and editor vertically */
}

#editor{
  width:100%;
  height:100%;
  flex:1;  /* Takes all remaining space */
  border:1px solid var(--border);
  border-radius:8px;
  background:#fff;
  overflow:auto;  /* Makes the editor itself scrollable */
}

.editor-toolbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:15px;
  padding-bottom:15px;
  border-bottom:1px solid var(--border);
}

.editor-toolbar h3{
  margin:0;
  color:var(--text);
}

/* ===== Sidebars ===== */
.sidebar-left, .sidebar-right {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  position: relative;
  transition: width 0.3s ease, min-width 0.3s ease;
  overflow: hidden;
}

.sidebar-left {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  margin-right: 15px;
}

.sidebar-right {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  margin-left: 15px;
}

.sidebar-left.collapsed {
  width: var(--sidebar-collapsed);
  min-width: var(--sidebar-collapsed);
}

.sidebar-right.collapsed {
  width: var(--sidebar-collapsed);
  min-width: var(--sidebar-collapsed);
}

.sidebar-toggle {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
}

.sidebar-toggle:hover {
  background: #1a2142;
  border-color: var(--accent-1);
}

.sidebar-right .sidebar-toggle {
  left: auto;
  right: 10px;
  transform: none;
}

.sidebar-content {
  padding: 60px 20px 20px;
  overflow-y: auto;
  height: 100%;
}

.collapsed .sidebar-content {
  display: none;
}

.sidebar-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.back-btn, .close-btn {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 20px;
  cursor: pointer;
  padding: 5px;
  transition: color 0.2s ease;
}

.back-btn:hover, .close-btn:hover {
  color: var(--text);
}

/* ===== Pages Thumbnails ===== */
.pages-header {
  margin-bottom: 15px;
}

.page-info-compact {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  padding: 8px;
  background: rgba(10, 14, 31, 0.4);
  border-radius: 8px;
  margin-top: 10px;
}

.page-navigation-controls {
  display: flex;
  gap: 8px;
  margin-bottom: 15px;
}

.nav-page-btn {
  flex: 1;
  padding: 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 600;
  font-size: 12px;
}

.nav-page-btn:hover:not(:disabled) {
  background: #1a2142;
  border-color: var(--accent-1);
  transform: translateY(-1px);
}

.nav-page-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.zoom-controls {
  display: flex;
  gap: 6px;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  padding: 10px;
  background: rgba(10, 14, 31, 0.4);
  border-radius: 8px;
}

.btn-zoom {
  padding: 6px 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 600;
  font-size: 12px;
}

.btn-zoom:hover {
  background: #1a2142;
  border-color: var(--accent-1);
}

.pages-thumbnails {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-thumbnail {
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.page-thumbnail:hover {
  border-color: var(--accent-1);
  background: rgba(108, 255, 133, 0.05);
}

.page-thumbnail.active {
  border-color: var(--accent-1);
  background: rgba(108, 255, 133, 0.1);
}

.page-thumbnail img {
  width: 100%;
  border-radius: 4px;
  margin-bottom: 8px;
}

.page-thumbnail-label {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

/* ===== Main Content ===== */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

/* ===== Top Toolbar ===== */
.top-toolbar {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px 20px;
  background: rgba(10, 14, 31, 0.6);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar-divider {
  width: 1px;
  height: 30px;
  background: var(--border);
}

.toolbar-icon-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.toolbar-icon-btn span {
  font-size: 16px;
}

.toolbar-icon-btn:hover {
  background: rgba(108, 255, 133, 0.1);
  border-color: var(--border);
}

.toolbar-icon-btn.active {
  background: rgba(108, 255, 133, 0.15);
  border-color: var(--accent-1);
  color: var(--accent-1);
}

/* ===== Tool Panels ===== */
.tool-panel {
  display: none;
}

.tool-panel.active {
  display: block;
}

.panel-section {
  margin-bottom: 25px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.panel-section:last-child {
  border-bottom: none;
}

.panel-section h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 15px;
}

/* ===== Form Elements ===== */
.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
  font-weight: 600;
}

.text-input, .number-input, .select-input {
  width: 100%;
  padding: 8px 12px;
  background: #0a0e1f;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 13px;
  transition: border-color 0.2s ease;
}

.text-input:focus, .number-input:focus, .select-input:focus {
  outline: none;
  border-color: var(--accent-1);
}

.color-input {
  width: 100%;
  height: 40px;
  border: 2px solid var(--border);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  padding: 4px;
  transition: border-color 0.2s ease;
}

.color-input:hover {
  border-color: var(--accent-1);
}

.form-group input[type="range"] {
  width: 100%;
  height: 6px;
  background: var(--border);
  border-radius: 5px;
  outline: none;
  -webkit-appearance: none;
  margin-bottom: 5px;
}

.form-group input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  cursor: pointer;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0,0,0,.3);
}

.form-group input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  cursor: pointer;
  border-radius: 50%;
  border: none;
  box-shadow: 0 2px 6px rgba(0,0,0,.3);
}

.range-value {
  display: inline-block;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

.button-group-inline {
  display: flex;
  gap: 8px;
}

.toggle-btn {
  flex: 1;
  padding: 8px 14px;
  background: #1a2142;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.toggle-btn:hover {
  background: #222a4a;
  border-color: var(--accent-1);
}

.toggle-btn.active {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
  border: none;
}

/* ===== Signature Pad ===== */
.signature-pad-container {
  background: white;
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 15px;
}

#signaturePad {
  display: block;
  width: 100%;
  background: white;
  border-radius: 6px;
  cursor: crosshair;
  touch-action: none;
}

.signature-actions {
  display: flex;
  gap: 8px;
  justify-content: space-between;
}

/* ===== Canvas cursor states ===== */
#pdfCanvas[data-mode="text"] {
  cursor: text;
}

#pdfCanvas[data-mode="signature"] {
  cursor: crosshair;
}

/* ===== Text Overlay Styles ===== */
.text-overlay {
  position: absolute;
  z-index: 100;
  background: rgba(23, 28, 53, 0.3);
  border: 2px dashed var(--accent-1);
  padding: 4px 8px;
  transition: all 0.2s ease;
  user-select: none;
  cursor: move;
  border-radius: 4px;
}

.text-overlay:hover {
  background: rgba(23, 28, 53, 0.5);
  border-color: var(--accent-2);
  box-shadow: 0 0 20px rgba(108, 255, 133, 0.4);
}

.text-overlay .delete-btn {
  position: absolute;
  top: -12px;
  right: -12px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--danger);
  color: white;
  border: 2px solid var(--bg-1);
  font-size: 16px;
  line-height: 1;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,.4);
}

.text-overlay:hover .delete-btn {
  display: flex;
}

.text-overlay .delete-btn:hover {
  background: #c82333;
  transform: scale(1.1);
}

.text-overlay.editing { cursor: text; }
.text-overlay.editing .resize-handle { display: none; }

/* ===== Signature Overlay ===== */
.signature-overlay{
  position:absolute;
  border:2px solid var(--accent-1);
  background:rgba(108, 255, 133, 0.08);
  cursor:move;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:6px;
  transition: all 0.2s ease;
}

.signature-overlay:hover {
  border-color: var(--accent-2);
  box-shadow: 0 0 20px rgba(108, 255, 133, 0.4);
}

.signature-overlay img{
  max-width:100%;
  max-height:100%;
  pointer-events:none;
}

.signature-overlay .delete-btn{
  position:absolute;
  top:-10px;
  right:-10px;
  background:var(--danger);
  color:#fff;
  border:none;
  width:24px;
  height:24px;
  border-radius:50%;
  cursor:pointer;
  font-size:16px;
  line-height:1;
  display:none;
  box-shadow:0 4px 10px rgba(0,0,0,.35);
}

.signature-overlay:hover .delete-btn{display:block}

.signature-overlay .resize-handle{
  position:absolute;
  bottom:-5px;
  right:-5px;
  width:15px;
  height:15px;
  background:var(--accent-1);
  border-radius:50%;
  cursor:nwse-resize;
  box-shadow:0 2px 8px rgba(0,0,0,.35);
}

.text-overlay .resize-handle{
  position:absolute;
  bottom:-5px;
  right:-5px;
  width:15px;
  height:15px;
  background:var(--accent-1);
  border-radius:50%;
  cursor:nwse-resize;
  box-shadow:0 2px 8px rgba(0,0,0,.35);
}

/* ===== Buttons ===== */
.btn{
  padding:10px 15px;
  border:1px solid var(--border);
  border-radius:10px;
  font-weight:700;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, filter .15s ease, background .15s ease;
  font-size:14px;
  background:var(--panel);
  color:var(--text);
}

.btn:hover:not(:disabled){
  transform:translateY(-1px);
  box-shadow:0 8px 22px rgba(0,0,0,.35);
}

.btn:disabled{opacity:.45;cursor:not-allowed}

.btn-primary{
  background:linear-gradient(135deg, var(--accent-1) 0%, var(--accent-2) 100%);
  border:none;
  color:#fff;
}

.btn-secondary{
  background:#1a2142;
  color:var(--text);
  border-color:var(--border);
}

.btn-success{
  background:linear-gradient(135deg, #1fae6f, var(--success));
  border:none;
  color:#fff;
  padding: 12px 24px;
  font-size: 15px;
}

.btn-danger{
  background:var(--danger);
  border:none;
  color:#fff;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-block {
  width: 100%;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  padding: 10px 15px;
}

/* ===== Upload Section ===== */
.upload-section {
  text-align: center;
  padding: 36px 30px;
  border: 3px dashed var(--border);
  border-radius: 16px;
  background: var(--panel);
  cursor: pointer;
  transition: all 0.3s ease;
  max-width: 600px;
  margin: 0 auto;
}

.upload-section:hover {
  border-color: var(--accent-1);
  background: rgba(108, 255, 133, 0.05);
  transform: translateY(-2px);
}

.upload-section h2 {
  margin-bottom: 15px;
  color: var(--text);
}

.upload-section p {
  color: var(--muted);
  font-size: 14px;
}

.upload-section input[type="file"] {
  display: none;
}

.upload-section.hidden {
  display: none;
}

/* ===== Drop Zone ===== */
.drop-zone {
  background: var(--panel);
  border: 2px dashed var(--border);
  border-radius: 16px;
  padding: 28px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  max-width: 600px;
  margin: 0 auto;
}

.drop-zone:hover {
  border-color: var(--accent-1);
  background: rgba(108, 255, 133, 0.05);
}

.drop-zone input[type="file"] {
  display: inline-block;
  margin-top: 12px;
  padding: 8px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
}

.drop-zone h2 {
  margin-bottom: 10px;
}

.drop-zone p {
  color: var(--muted);
  margin-bottom: 15px;
}

.security-notice {
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  padding: 8px 0;
  margin: 8px 0;
}

.security-notice-inline {
  display: block;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  padding: 8px 0;
  margin-bottom: 8px;
}

.small-note {
  color: var(--muted);
  font-size: 12px;
  margin-top: 10px;
  font-style: italic;
}

/* ===== Canvas Container ===== */
.canvas-container {
  flex: 1;
  background: #0a0e1f;
  padding: 20px;
  position: relative;
  overflow: auto;
}

#pdfCanvas {
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  background: white;
}

/* ===== Page Navigation ===== */
.page-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 20px;
  padding: 10px;
  background: rgba(10, 14, 31, 0.6);
  border-radius: 10px;
  border: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 10px;
}

.page-nav button {
  padding: 6px 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 600;
  font-size: 12px;
}

.page-nav button:hover:not(:disabled) {
  background: #1a2142;
  border-color: var(--accent-1);
  transform: translateY(-1px);
}

.page-nav button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

#pageInfo {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.zoom-badge {
  display: inline-block;
  padding: 6px 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
  min-width: 60px;
  text-align: center;
}

/* ===== Action Buttons Row ===== */
.action-buttons {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  padding: 15px 20px;
  background: rgba(10, 14, 31, 0.6);
  border-top: 1px solid var(--border);
}

/* ===== Status Messages ===== */
.status {
  padding: 15px 20px;
  border-radius: 10px;
  margin-top: 20px;
  font-size: 14px;
  font-weight: 600;
  display: none;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.status.error {
  background: rgba(220, 53, 69, 0.15);
  border: 1px solid rgba(220, 53, 69, 0.3);
  color: var(--danger);
}

.status.success {
  background: rgba(46, 204, 113, 0.15);
  border: 1px solid rgba(46, 204, 113, 0.3);
  color: var(--success);
}

/* ===== Card ===== */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.modal[aria-hidden="false"],
.modal.is-open {
  opacity: 1;
  pointer-events: all;
}

.modal__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal__dialog {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 30px;
  max-width: 500px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal__title {
  color: var(--text);
  font-size: 1.5rem;
  margin-bottom: 15px;
}

.modal__text {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 25px;
}

.modal__actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.modal__actions .btn {
  padding: 10px 20px;
}

.modal__actions .btn--primary {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border: none;
  color: white;
}

/* ===== User Avatar ===== */
.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease;
}

.user-avatar:hover {
  transform: scale(1.05);
}

/* ===== Formatting Popover ===== */
.formatting-popover {
  position: absolute;
  z-index: 120;
  background: rgba(10, 14, 31, 0.96);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  display: none;
  gap: 8px;
  align-items: center;
  box-shadow: 0 16px 40px rgba(0,0,0,.45);
  backdrop-filter: blur(4px);
}

.formatting-popover.open { display: flex; }
.formatting-popover .row { display:flex; gap:8px; align-items:center; }

.formatting-popover label {
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.formatting-popover input[type="number"]{
  width: 70px;
  padding: 6px 8px;
  background: #0a0e1f;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 13px;
}

.formatting-popover select{
  padding: 6px 8px;
  background: #0a0e1f;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 13px;
}

.formatting-popover input[type="color"]{
  width: 36px;
  height: 28px;
  border: 2px solid var(--border);
  border-radius: 6px;
  background: transparent;
  padding: 0;
}

.formatting-popover .toggles button{
  padding: 6px 10px;
  background: #1a2142;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 12px;
  cursor: pointer;
}

.formatting-popover .toggles button.active{
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
  border: none;
}

/* ===== Responsive Styles ===== */
.mobile-menu-toggle{
  display:none;
  background:none;
  border:none;
  color:#fff;
  font-size:1.5rem;
  cursor:pointer;
}

@media (max-width: 1600px){
  body{
    padding:40px 180px;
  }
}

@media (max-width: 1400px){
  body{
    padding:40px 140px;
  }
}

@media (max-width: 1200px){
  body{
    padding:40px 100px;
  }

  .workspace-layout {
    height: auto;
    min-height: 500px;
  }

  .sidebar-left, .sidebar-right {
    width: 250px;
    min-width: 250px;
  }
}

@media (max-width: 1024px){
  body{
    padding:30px 60px;
  }

  .workspace-layout {
    flex-direction: column;
  }

  .sidebar-left, .sidebar-right {
    width: 100%;
    min-width: 100%;
    margin: 0 0 15px 0;
    height: auto;
  }

  .sidebar-right {
    order: 3;
  }

  .main-content {
    order: 2;
  }
}

@media (max-width: 768px){
  body{
    padding:20px 16px;
  }

  .navbar{
    padding:12px 16px;
    border-radius:10px;
    margin-bottom:20px;
  }

  .nav-left h1,.nav-logo{
    font-size:1.1rem;
  }

  .mobile-menu-toggle{display:block}

  .auth-section{
    margin-left:auto;
    margin-right:0;
  }

  #google-sign-in-button{
    padding:8px 14px;
    font-size:13px;
  }

  .container{
    padding:20px 16px;
    border-radius:16px;
  }

  /* Tabs - wrap on mobile */
  .tabs{
    margin:0 0 16px;
    padding:0 0 8px;
    justify-content:center;
  }

  .tab{
    padding:10px 16px;
    font-size:13px;
    border-radius:10px;
  }

  /* Upload section */
  .upload-section{
    padding:40px 20px;
    border-radius:12px;
  }

  .upload-section h2{
    font-size:1.2rem;
  }

  .upload-section p{
    font-size:13px;
  }

  /* Top toolbar - simplified for mobile */
  .top-toolbar {
    padding:10px 12px;
    gap:8px;
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
  }

  .toolbar-group{
    gap:6px;
  }

  .toolbar-divider{
    height:24px;
  }

  .toolbar-icon-btn {
    padding:10px 12px;
    font-size:12px;
    border-radius:8px;
    min-height:44px; /* Touch-friendly */
  }

  .toolbar-icon-btn span {
    font-size:16px;
  }

  /* Hide some toolbar buttons text on mobile */
  .toolbar-icon-btn .btn-text{
    display:none;
  }

  /* Canvas container */
  .canvas-container{
    padding:12px;
  }

  #pdfCanvas{
    border-radius:6px;
  }

  /* Signature panel improvements */
  .signature-pad-container{
    padding:8px;
    margin-bottom:12px;
  }

  #signaturePad{
    width:100%;
    height:120px;
    touch-action:none;
  }

  .signature-actions{
    flex-wrap:wrap;
    gap:6px;
  }

  .signature-actions .btn{
    flex:1 1 calc(33% - 4px);
    min-width:80px;
    padding:10px 8px;
    font-size:11px;
  }

  /* Panel sections */
  .panel-section{
    margin-bottom:20px;
    padding-bottom:15px;
  }

  .panel-section h4{
    font-size:13px;
    margin-bottom:12px;
  }

  .form-group{
    margin-bottom:12px;
  }

  .form-group label{
    font-size:11px;
    margin-bottom:4px;
  }

  /* Sidebar content on mobile */
  .sidebar-content{
    padding:20px 16px;
    padding-top:60px;
  }

  .sidebar-title{
    font-size:16px;
    margin-bottom:16px;
  }

  /* Drop zone cards */
  .drop-zone, .card.drop-zone {
    padding:30px 16px;
    border-radius:12px;
  }

  .drop-zone h2{
    font-size:1.1rem;
    margin-bottom:8px;
  }

  .drop-zone p{
    font-size:13px;
    margin-bottom:12px;
  }

  .drop-zone input[type="file"]{
    font-size:13px;
    padding:10px;
  }

  .small-note{
    font-size:11px;
  }

  /* Status messages */
  .status{
    padding:12px 16px;
    font-size:13px;
    border-radius:8px;
    margin-top:16px;
  }

  /* Buttons */
  .btn{
    padding:12px 16px;
    font-size:14px;
    border-radius:10px;
    min-height:44px; /* Touch-friendly */
  }

  .btn-sm{
    padding:10px 14px;
    font-size:12px;
    min-height:40px;
  }

  .btn-block{
    padding:12px 16px;
    margin-bottom:8px;
  }

  /* Modal */
  .modal__dialog {
    padding:24px 20px;
    margin:16px;
    width:calc(100% - 32px);
    max-width:none;
    border-radius:14px;
  }

  .modal__title{
    font-size:1.3rem;
  }

  .modal__text{
    font-size:13px;
  }

  .modal__actions{
    flex-direction:column;
    gap:8px;
  }

  .modal__actions .btn{
    width:100%;
  }

  /* Formatting popover - bottom sheet on mobile */
  .formatting-popover{
    position:fixed;
    bottom:0;
    left:0;
    right:0;
    top:auto;
    border-radius:16px 16px 0 0;
    padding:20px 16px;
    padding-bottom:max(20px, env(safe-area-inset-bottom));
    flex-direction:column;
    gap:12px;
  }

  .formatting-popover .row{
    width:100%;
    justify-content:space-between;
  }

  .formatting-popover input[type="number"],
  .formatting-popover select{
    flex:1;
    padding:10px 12px;
    min-height:44px;
  }

  /* Page navigation */
  .page-navigation-controls{
    gap:6px;
  }

  .nav-page-btn{
    padding:12px 10px;
    font-size:13px;
    min-height:44px;
  }

  .zoom-controls{
    padding:8px;
    gap:4px;
    flex-wrap:wrap;
  }

  .btn-zoom{
    padding:10px 14px;
    font-size:13px;
    min-height:40px;
  }

  .zoom-badge{
    padding:8px 12px;
    font-size:13px;
    min-width:50px;
  }
}

@media (max-width: 480px){
  body{
    padding:12px 10px;
  }

  .navbar{
    padding:10px 12px;
  }

  .nav-left h1,.nav-logo{
    font-size:1rem;
  }

  #google-sign-in-button{
    padding:6px 12px;
    font-size:12px;
  }

  .user-avatar{
    width:32px;
    height:32px;
    font-size:.85rem;
  }

  .container{
    padding:16px 12px;
    border-radius:12px;
  }

  .tabs{
    margin:0 0 12px;
    padding:0 0 6px;
    gap:8px;
    justify-content:center;
  }

  .tab{
    padding:8px 12px;
    font-size:12px;
  }

  .upload-section{
    padding:30px 16px;
  }

  .upload-section h2{
    font-size:1.1rem;
  }

  /* Toolbar - icon only on small screens */
  .top-toolbar{
    padding:8px 10px;
  }

  .toolbar-icon-btn{
    padding:8px 10px;
    font-size:11px;
  }

  /* Signature pad smaller */
  #signaturePad{
    height:100px;
  }

  .signature-actions .btn{
    flex:1 1 100%;
    padding:10px;
  }

  .drop-zone, .card.drop-zone{
    padding:24px 12px;
  }

  .btn{
    padding:10px 14px;
    font-size:13px;
  }

  .modal__dialog{
    margin:12px;
    padding:20px 16px;
  }
}
/* SEO Features Section */
.seo-features{
  padding:48px 0 56px;
  margin-top:40px;
  border-top:1px solid var(--border);
}
.seo-features__inner{
  max-width:100%;
  margin:0 auto;
}
.seo-features__heading{
  font-size:1.6rem;
  text-align:center;
  margin-bottom:10px;
  color:var(--text);
}
.seo-features__intro{
  text-align:center;
  color:var(--muted);
  max-width:700px;
  margin:0 auto 32px;
  line-height:1.7;
  font-size:.95rem;
}
.seo-features__grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
@media(max-width:900px){
  .seo-features__grid{ grid-template-columns:repeat(2,1fr); }
}
@media(max-width:560px){
  .seo-features__grid{ grid-template-columns:1fr; }
}
.seo-features__card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:10px;
  padding:22px 20px;
}
.seo-features__card h3{
  font-size:1rem;
  color:var(--text);
  margin-bottom:8px;
}
.seo-features__card p{
  color:var(--muted);
  font-size:.9rem;
  line-height:1.65;
  margin:0;
}

/* Footer alias: support both .app-footer and .pdf-footer classnames */
:is(.app-footer, .pdf-footer){
  background:transparent;
  border:none;
  border-top:1px solid var(--border);
  border-radius:0;
  margin-top:50px;
  padding:40px 0 16px;
  color:var(--muted);
  box-shadow:none;
}
:is(.app-footer__inner, .pdf-footer__inner){
  max-width:100%; margin:0 auto; display:grid; gap:28px;
  grid-template-columns:minmax(0,420px) 1fr;
}
@media (max-width:900px){
  :is(.app-footer__inner, .pdf-footer__inner){ grid-template-columns:1fr; }
}
:is(.app-footer__brand, .pdf-footer__brand){ display:flex; flex-direction:column; gap:12px; }
:is(.app-footer__logo, .pdf-footer__logo){
  display:inline-flex; align-items:center; gap:10px; font-weight:800;
  letter-spacing:.2px; color:var(--text); text-decoration:none; font-size:1.05rem;
}
:is(.app-footer__tag, .pdf-footer__tag){ margin:0; color:var(--muted); }
:is(.app-footer__newsletter, .pdf-footer__newsletter){ margin-top:6px; }
:is(.app-footer__label, .pdf-footer__label){ display:block; font-size:.9rem; color:var(--text); margin-bottom:8px; font-weight:700; }
:is(.app-footer__nl, .pdf-footer__nl-row){ display:flex; gap:8px; }
:is(.app-footer__nl input, .pdf-footer__nl-row input){
  flex:1; height:42px; border-radius:10px; background:#0a0e1f; color:var(--text);
  border:1px solid var(--border); padding:0 12px; outline:none;
}
:is(.app-footer__nl input, .pdf-footer__nl-row input):focus{ border-color:var(--accent-1); box-shadow:0 0 0 3px rgba(34,42,74,.5); }
:is(.app-footer__btn, .pdf-footer__btn){
  height:42px; padding:0 14px; border-radius:10px; border:1px solid transparent;
  background:linear-gradient(135deg,var(--accent-1),var(--accent-2));
  color:#fff; font-weight:700; cursor:pointer;
}
:is(.app-footer__hint, .pdf-footer__hint){ margin:.35rem 0 0; font-size:.8rem; color:var(--muted); }
:is(.app-footer__social, .pdf-footer__social){ display:flex; gap:10px; margin-top:6px; }
:is(.app-footer__social a, .pdf-footer__social a){
  display:inline-flex; align-items:center; justify-content:center; width:40px; height:40px;
  border-radius:10px; background:var(--panel); border:1px solid var(--border); color:var(--text);
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
}
:is(.app-footer__social a, .pdf-footer__social a):hover{ transform:translateY(-1px); background:#1a2142; border-color:var(--accent-1); }
:is(.app-footer__links, .pdf-footer__links){ display:grid; gap:22px; grid-template-columns:repeat(3,minmax(0,1fr)); }
@media (max-width:700px){
  :is(.app-footer__links, .pdf-footer__links){ grid-template-columns:repeat(2,minmax(0,1fr)); }
}
:is(.app-footer__links h3, .pdf-footer__links h3){ margin:0 0 10px; color:var(--text); font-size:.95rem; letter-spacing:.2px; }
:is(.app-footer__links ul, .pdf-footer__links ul){ list-style:none; margin:0; padding:0; display:grid; gap:8px; }
:is(.app-footer__links a, .pdf-footer__links a){ color:var(--muted); text-decoration:none; font-weight:600; font-size:.95rem; }
:is(.app-footer__links a, .pdf-footer__links a):hover{ color:var(--text); }
:is(.app-footer__bar, .pdf-footer__bar){
  max-width:100%; margin:22px auto 0; padding-top:14px; border-top:1px solid var(--border);
  display:flex; align-items:center; justify-content:space-between; gap:12px; color:var(--muted);
}
:is(.app-footer__locale select, .pdf-footer__locale select){
  height:36px; border-radius:8px; border:1px solid var(--border); background:#0a0e1f; color:var(--text); padding:0 10px;
}
:is(.app-footer__copy, .pdf-footer__copy){ margin:0; font-size:.9rem; }
/* --- Progress bar --- */
.progress {
  display: none;
  margin: 12px 0 0;
}
.progress__track {
  height: 8px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  border: 1px solid var(--border);
  overflow: hidden;
}
.progress__bar {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  transition: width .3s ease;
}

/* Indeterminate shimmer */
.progress--indeterminate .progress__bar {
  width: 40%;
  animation: progIndet 1.2s infinite;
}
@keyframes progIndet {
  0% { transform: translateX(-40%); }
  100% { transform: translateX(160%); }
}

/* --- Drag & drop highlight --- */
.drop-zone.dragover,
.card.drop-zone.dragover {
  border-color: var(--accent-1) !important;
  background: rgba(108, 255, 133, 0.08) !important;
  transform: translateY(-1px);
}

/* ===== SEO Content Section ===== */
.seo-content {
  margin: 28px 0 0;
  padding: 32px 0;
  background: transparent;
  border: none;
  border-top: 1px solid var(--border);
  border-radius: 0;
  color: var(--muted);
}

.seo-content__inner {
  max-width: 100%;
  margin: 0 auto;
}

.seo-content h2 {
  text-align: center;
  font-size: 1.4rem;
  color: var(--text);
  margin-bottom: 24px;
}

.seo-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.seo-columns article h3 {
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 8px;
}

.seo-columns article p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--muted);
}

@media (max-width: 900px) {
  .seo-columns {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .seo-content {
    margin: 20px 0 0;
    padding: 24px 0;
  }

  .seo-content h2 {
    font-size: 1.2rem;
  }
}

/* ===== Google AdSense Containers ===== */
.ad-container {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  overflow: hidden;
  text-align: center;
  min-height: 50px;
}

.ad-top-banner {
  margin-bottom: 16px;
  padding: 0 20px;
}

.ad-in-content {
  margin: 16px 0;
  border-radius: 12px;
  padding: 8px 0;
}

.ad-bottom-banner {
  margin: 20px 20px 0;
  padding: 0;
}

/* Ensure ads don't break layout */
.ad-container ins {
  max-width: 100%;
}

/* Hide empty ad slots gracefully (no content loaded yet) */
.ad-container:empty {
  display: none;
}

@media (max-width: 768px) {
  .ad-top-banner {
    padding: 0 12px;
    margin-bottom: 12px;
  }
  .ad-in-content {
    margin: 12px 0;
  }
  .ad-bottom-banner {
    margin: 16px 12px 0;
  }
}

@media (max-width: 480px) {
  .ad-top-banner {
    padding: 0 8px;
    margin-bottom: 8px;
  }
}

/* ===========================================================================
   SEO Landing Pages
   =========================================================================== */

.seo-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px 40px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
}

/* Navbar */
.seo-navbar {
  background: linear-gradient(135deg, var(--accent-1) 0%, var(--accent-2) 100%);
  padding: 14px 24px;
  border-radius: 12px;
  margin-bottom: 24px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.seo-navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.seo-navbar__logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  text-decoration: none;
  letter-spacing: .3px;
}
.seo-navbar__links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.seo-navbar__links .nav-link {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: color .2s;
}
.seo-navbar__links .nav-link:hover { color: #fff; }

/* Breadcrumb */
.seo-breadcrumb {
  margin-bottom: 20px;
  font-size: 13px;
}
.seo-breadcrumb ol {
  list-style: none;
  display: flex;
  gap: 6px;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}
.seo-breadcrumb li + li::before {
  content: ">";
  margin-right: 6px;
  color: var(--muted);
}
.seo-breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.seo-breadcrumb a:hover { color: var(--text); }
.seo-breadcrumb [aria-current] {
  color: var(--text);
  font-weight: 600;
}

/* Hero */
.seo-hero {
  text-align: center;
  padding: 48px 16px 40px;
  margin-bottom: 32px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
}
.seo-hero__title {
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, #e8eaf4 0%, #a5b4fc 50%, #c4b5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  line-height: 1.2;
}
.seo-hero__desc {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 24px;
  line-height: 1.6;
}
.seo-hero__cta {
  display: inline-block;
  padding: 14px 36px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 12px;
  text-decoration: none;
  transition: transform .15s, box-shadow .15s;
}
.seo-hero__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,0,0,0.4);
}

/* Hero Rating (like PDF24) */
.seo-hero__rating {
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.95rem;
}
.seo-hero__stars {
  color: #fbbf24;
  font-size: 1.2rem;
  letter-spacing: 2px;
}
.seo-hero__score {
  font-weight: 700;
  color: var(--text);
}
.seo-hero__count {
  color: var(--muted);
  font-size: 0.85rem;
}

/* Trust Signals Bar (like PDF24 / Compress2Go) */
.seo-hero__trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 18px;
  font-size: 0.8rem;
  color: var(--muted);
}
.seo-hero__trust span {
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

/* Trust / Why Choose Section */
.seo-trust {
  margin-bottom: 40px;
}
.seo-trust h2 {
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 24px;
}
.seo-trust__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.seo-trust__item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.seo-trust__item strong {
  display: block;
  color: var(--text);
  font-size: 0.95rem;
  margin-bottom: 6px;
}
.seo-trust__item p {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.6;
  margin: 0;
}

/* Intro */
.seo-intro {
  margin-bottom: 40px;
  padding: 0 4px;
}
.seo-intro p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--muted);
}

/* How-To Steps */
.seo-howto {
  margin-bottom: 40px;
}
.seo-howto h2 {
  font-size: 1.5rem;
  margin-bottom: 24px;
  text-align: center;
}
.seo-howto__steps {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.seo-howto__step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.seo-howto__num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  border-radius: 10px;
}
.seo-howto__step h3 {
  font-size: 1rem;
  margin-bottom: 6px;
}
.seo-howto__step p {
  color: var(--muted);
  font-size: .93rem;
  line-height: 1.6;
  margin: 0;
}

/* CTA Banner */
.seo-cta-banner {
  text-align: center;
  padding: 40px 20px;
  margin-bottom: 40px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
}
.seo-cta-banner h2 {
  font-size: 1.4rem;
  margin-bottom: 10px;
}
.seo-cta-banner p {
  color: var(--muted);
  margin-bottom: 20px;
  font-size: .95rem;
}

/* FAQ Accordion */
.seo-faq {
  margin-bottom: 40px;
}
.seo-faq h2 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  text-align: center;
}
.seo-faq__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.seo-faq__item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.seo-faq__item summary {
  padding: 16px 20px;
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background .2s;
}
.seo-faq__item summary::-webkit-details-marker { display: none; }
.seo-faq__item summary::after {
  content: "+";
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--muted);
  transition: transform .2s;
}
.seo-faq__item[open] summary::after {
  transform: rotate(45deg);
}
.seo-faq__item summary:hover { background: rgba(255,255,255,0.03); }
.seo-faq__item p {
  padding: 0 20px 16px;
  color: var(--muted);
  font-size: .93rem;
  line-height: 1.7;
  margin: 0;
}

/* Related Tools Grid */
.seo-related {
  margin-bottom: 48px;
}
.seo-related h2 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  text-align: center;
}
.seo-related__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}
.seo-related__card {
  display: block;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  text-decoration: none;
  transition: transform .15s, border-color .15s, box-shadow .15s;
}
.seo-related__card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-1);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
.seo-related__card h3 {
  font-size: .95rem;
  color: var(--text);
  margin-bottom: 6px;
}
.seo-related__card p {
  font-size: .82rem;
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}

/* Footer */
.seo-footer {
  border-top: 1px solid var(--border);
  padding-top: 32px;
  margin-top: 16px;
}
.seo-footer__inner {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  margin-bottom: 20px;
}
.seo-footer__logo {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
}
.seo-footer__tag {
  color: var(--muted);
  font-size: .85rem;
  margin-top: 8px;
}
.seo-footer__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.seo-footer__cols h3 {
  font-size: .9rem;
  color: var(--text);
  margin-bottom: 10px;
}
.seo-footer__cols ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.seo-footer__cols a {
  color: var(--muted);
  text-decoration: none;
  font-size: .85rem;
  font-weight: 600;
  transition: color .2s;
}
.seo-footer__cols a:hover { color: var(--text); }
.seo-footer__bar {
  border-top: 1px solid var(--border);
  padding-top: 14px;
  text-align: center;
}
.seo-footer__bar p {
  color: var(--muted);
  font-size: .82rem;
  margin: 0;
}

/* SEO Page Responsive */
@media (max-width: 768px) {
  .seo-page { padding: 0 14px 32px; }
  .seo-hero { padding: 32px 14px 28px; }
  .seo-hero__title { font-size: 1.6rem; }
  .seo-hero__desc { font-size: .93rem; }
  .seo-navbar__links { gap: 12px; }
  .seo-navbar__links .nav-link { font-size: 13px; }
  .seo-footer__inner { grid-template-columns: 1fr; }
  .seo-footer__cols { grid-template-columns: repeat(2, 1fr); }
  .seo-related__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .seo-hero__title { font-size: 1.35rem; }
  .seo-hero__cta { padding: 12px 28px; font-size: 14px; }
  .seo-hero__trust { font-size: 0.72rem; gap: 8px; }
  .seo-hero__rating { font-size: 0.85rem; }
  .seo-trust__grid { grid-template-columns: 1fr; }
  .seo-howto__step { flex-direction: column; gap: 10px; }
  .seo-footer__cols { grid-template-columns: 1fr; }
  .seo-related__grid { grid-template-columns: 1fr; }
  .seo-navbar__links { display: none; }
}

/* =========================================================================
   Blog Styles
   ========================================================================= */

/* Blog index grid */
.blog-index {
  max-width: 960px;
  margin: 0 auto 3rem;
  padding: 0 1rem;
}
.blog-index__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

/* Blog card */
.blog-card {
  background: var(--card-bg, #13182b);
  border: 1px solid var(--border, rgba(255,255,255,0.08));
  border-radius: 10px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: border-color 0.2s;
}
.blog-card:hover {
  border-color: var(--accent, #6c8cff);
}
.blog-card__meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--muted, #8a9ab5);
}
.blog-card__category {
  background: rgba(108,140,255,0.15);
  color: var(--accent, #6c8cff);
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.blog-card__date,
.blog-card__time {
  color: var(--muted, #8a9ab5);
}
.blog-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  margin: 0;
}
.blog-card__title a {
  color: var(--text, #e8eaf4);
  text-decoration: none;
}
.blog-card__title a:hover {
  color: var(--accent, #6c8cff);
}
.blog-card__desc {
  font-size: 0.88rem;
  color: var(--muted, #8a9ab5);
  line-height: 1.55;
  flex: 1;
  margin: 0;
}
.blog-card__link {
  color: var(--accent, #6c8cff);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  margin-top: auto;
}
.blog-card__link:hover {
  text-decoration: underline;
}

/* Blog post article */
.blog-post {
  max-width: 760px;
  margin: 0 auto 3rem;
  padding: 0 1rem;
}
.blog-post__intro p {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text, #e8eaf4);
  margin-bottom: 2rem;
  border-left: 3px solid var(--accent, #6c8cff);
  padding-left: 1rem;
}
.blog-post__section {
  margin-bottom: 2.5rem;
}
.blog-post__section h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text, #e8eaf4);
  margin-bottom: 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border, rgba(255,255,255,0.08));
}
.blog-post__section p {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-secondary, #b8c4d8);
  margin-bottom: 0.9rem;
}
.blog-post__meta {
  font-size: 0.82rem;
}

/* Responsive blog */
@media (max-width: 768px) {
  .blog-index__grid { grid-template-columns: 1fr; }
  .blog-post__section h2 { font-size: 1.15rem; }
}