/* ==========================================
   You Grow Online — Tools Styles (3-Tier)
   Extends main style.css for all tool pages
   ========================================== */

/* ----- Tools Hero ----- */
.tools-hero {
  text-align: center;
  padding: 40px 0 20px;
}

.tools-hero p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ==========================================
   TIER 1 — Category Hub Grid
   ========================================== */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.category-card {
  background: #161c2d;
  border: 1px solid #222f47;
  border-radius: 14px;
  padding: 28px 20px;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: default;
}

.category-card:hover {
  transform: translateY(-5px);
  border-color: #0052ff;
  box-shadow: 0 8px 32px rgba(0, 82, 255, 0.2);
}

.category-card .cat-icon {
  font-size: 2rem;
  color: #0052ff;
  margin-bottom: 14px;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 82, 255, 0.1);
  border-radius: 12px;
  transition: var(--transition);
}

.category-card:hover .cat-icon {
  background: #0052ff;
  color: #fff;
}

.category-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.category-card p {
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.category-card .btn {
  width: 100%;
  text-align: center;
  justify-content: center;
  padding: 10px 16px;
  font-size: 0.85rem;
}

/* ==========================================
   TIER 2 — Category Tool Grid (with Pagination)
   ========================================== */
.tools-subgrid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.tool-item-card {
  background: #161c2d;
  border: 1px solid #222f47;
  border-radius: 12px;
  padding: 20px 16px;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.tool-item-card:hover {
  transform: translateY(-4px);
  border-color: #0052ff;
  box-shadow: 0 6px 24px rgba(0, 82, 255, 0.18);
}

.tool-item-card .tool-icon {
  font-size: 1.6rem;
  color: #0052ff;
  margin-bottom: 10px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 82, 255, 0.08);
  border-radius: 10px;
  transition: var(--transition);
}

.tool-item-card:hover .tool-icon {
  background: #0052ff;
  color: #fff;
}

.tool-item-card h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.tool-item-card p {
  color: var(--text-secondary);
  font-size: 0.78rem;
  line-height: 1.5;
  margin-bottom: 12px;
  flex: 1;
}

.tool-item-card .btn-sm {
  padding: 8px 14px;
  font-size: 0.8rem;
  background: var(--accent-gradient);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-primary);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tool-item-card .btn-sm:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(108, 99, 255, 0.3);
}

.tool-item-card .btn-sm.disabled-link {
  background: var(--bg-secondary);
  color: var(--text-muted);
  cursor: default;
  pointer-events: none;
  border: 1px solid var(--border-color);
}

.tool-item-card .btn-sm.disabled-link:hover {
  transform: none;
  box-shadow: none;
}

/* ----- Pagination ----- */
.pagination-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.pagination-bar .page-btn {
  padding: 8px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-primary);
}

.pagination-bar .page-btn:hover {
  border-color: #0052ff;
  color: #0052ff;
}

.pagination-bar .page-btn.active {
  background: #0052ff;
  color: #fff;
  border-color: #0052ff;
}

.pagination-bar .page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ==========================================
   GOOGLE ADSENSE — Ad Slot Placeholders
   ========================================== */
.ad-slot-top {
  margin: 0 auto 24px;
  max-width: 728px;
  min-height: 90px;
  background: var(--bg-secondary);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.ad-slot-bottom {
  margin: 24px auto 0;
  max-width: 728px;
  min-height: 90px;
  background: var(--bg-secondary);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Side Ad Wrapper */
.page-ad-wrapper {
  position: relative;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.ad-side-left,
.ad-side-right {
  position: absolute;
  top: 0;
  width: 160px;
  min-height: 600px;
  background: var(--bg-secondary);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.75rem;
  writing-mode: vertical-lr;
  text-orientation: mixed;
}

.ad-side-left {
  left: -190px;
}

.ad-side-right {
  right: -190px;
}

/* ==========================================
   TIER 3 — Tool Interface (shared)
   ========================================== */
.tool-interface {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 36px;
  margin-top: 20px;
}

.tool-interface .form-group {
  margin-bottom: 20px;
}

.tool-interface label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.tool-interface input,
.tool-interface textarea,
.tool-interface select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 0.95rem;
  transition: var(--transition);
}

.tool-interface input:focus,
.tool-interface textarea:focus,
.tool-interface select:focus {
  border-color: var(--accent-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.15);
}

.tool-interface textarea {
  min-height: 120px;
  resize: vertical;
}

/* ----- Drop Zone ----- */
.drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 50px 20px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  background: var(--bg-secondary);
}

.drop-zone:hover,
.drop-zone.dragover {
  border-color: var(--accent-primary);
  background: rgba(108, 99, 255, 0.05);
}

.drop-zone i {
  font-size: 2.6rem;
  color: var(--accent-primary);
  margin-bottom: 14px;
  display: block;
}

.drop-zone p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.drop-zone .btn {
  margin-top: 14px;
}

/* ----- Preview Grid ----- */
.tool-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}

.tool-preview .preview-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px;
  text-align: center;
}

.tool-preview .preview-panel img {
  max-width: 100%;
  border-radius: 4px;
}

.tool-preview .preview-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: block;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 16px 0;
}

.stat-card {
  text-align: center;
  padding: 12px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.stat-card .stat-value {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--accent-primary);
}

.stat-card .stat-label {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ----- Lead Capture ----- */
.lead-capture {
  margin-top: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.lead-capture::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent-gradient);
}

.lead-capture h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.lead-capture p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 20px;
}

.lead-capture .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  max-width: 540px;
  margin: 0 auto 14px;
}

.lead-capture input {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 0.88rem;
  transition: var(--transition);
}

.lead-capture input:focus {
  border-color: var(--accent-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.15);
}

/* ----- Educational Guide ----- */
.guide-content {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--border-color);
}

.guide-content h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 14px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.guide-content h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 22px 0 10px;
  color: var(--text-primary);
}

.guide-content p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 14px;
  font-size: 0.93rem;
}

.guide-content ul,
.guide-content ol {
  margin: 10px 0 18px 22px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.guide-content ul li,
.guide-content ol li {
  margin-bottom: 6px;
  font-size: 0.93rem;
}

.guide-content ul li strong,
.guide-content ol li strong { color: var(--text-primary); }

/* ----- Internal Links ----- */
.internal-links {
  margin-top: 32px;
  padding: 22px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  text-align: center;
}

.internal-links h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 14px;
}

.internal-links a {
  display: inline-block;
  margin: 3px 6px;
  padding: 7px 16px;
  border: 1px solid var(--border-color);
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.internal-links a:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  background: rgba(108, 99, 255, 0.06);
}

/* ==========================================
   RESPONSIVE — Strict 4-col / 3-col grid
   ========================================== */

/* Hide side ads below 1280px */
@media (max-width: 1280px) {
  .ad-side-left,
  .ad-side-right { display: none !important; }
}

/* Tablet landscape — switch to 3-col */
@media (max-width: 1100px) {
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .tools-subgrid { grid-template-columns: repeat(3, 1fr); }
}

/* Tablet portrait */
@media (max-width: 768px) {
  .categories-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .tools-subgrid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .tools-subgrid .tool-item-card { padding: 14px 10px; }
  .tools-subgrid .tool-item-card .tool-icon { width: 36px; height: 36px; font-size: 1.2rem; }
  .tools-subgrid .tool-item-card h4 { font-size: 0.78rem; }
  .tools-subgrid .tool-item-card p { font-size: 0.7rem; display: none; }
  .tools-subgrid .tool-item-card .btn-sm { font-size: 0.72rem; padding: 6px 10px; }
  .tool-interface { padding: 20px; }
  .lead-capture .form-row { grid-template-columns: 1fr; }
  .lead-capture { padding: 20px; }
  .tool-preview { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .ad-slot-top, .ad-slot-bottom { min-height: 60px; }
}

/* Mobile — strict 3-col, no horizontal overflow */
@media (max-width: 480px) {
  .categories-grid { grid-template-columns: 1fr; }
  .tools-subgrid { grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .tools-subgrid .tool-item-card {
    padding: 10px 4px;
    border-radius: 8px;
  }
  .tools-subgrid .tool-item-card .tool-icon {
    width: 28px; height: 28px; font-size: 0.85rem; margin-bottom: 5px;
  }
  .tools-subgrid .tool-item-card h4 { font-size: 0.65rem; }
  .tools-subgrid .tool-item-card .btn-sm { font-size: 0.6rem; padding: 4px 6px; }
  .tool-interface { padding: 14px; }
  .tools-hero p { font-size: 0.95rem; }
  .page-ad-wrapper { padding: 0 10px; }
}