/* ============================================================
   Tools View Redesign — Generator-First Funnel
   Mobile-first cascade; @media (min-width) breakpoints.
   Loads AFTER tools.css to override legacy .tools-layout etc.
   ============================================================ */

/* ----- Layout container ----- */
.tools-page-wrapper {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 12px;
  flex: 1;
  overflow-y: auto;
  min-width: 0;
}

.tools-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ============ Hero (Generator) ============ */
.tools-hero {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.tools-hero-copy {
  margin-bottom: 12px;
}

.tools-hero h1 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--text);
  letter-spacing: -0.01em;
}

.tools-hero-sub {
  font-size: 13px;
  color: var(--text-dim);
  margin: 0;
}

.tools-hero-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-field-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.hero-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  min-width: 0;
}

.hero-field-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-keywords {
  flex: 2;
  min-width: 100%;
}

.hero-number-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-number-group input[type="number"] {
  width: 56px;
  padding: 8px 6px;
  font-size: 13px;
  min-height: 40px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-generate-btn {
  min-height: 44px;
  padding: 0 24px;
  font-size: 14px;
  font-weight: 600;
  flex: 1;
}

.hero-checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-dim);
  user-select: none;
}

.hero-checkbox input {
  width: 16px;
  height: 16px;
  margin: 0;
}

#keywordChips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  min-height: 0;
}
#keywordChips:not(:empty) {
  margin-top: 4px;
}

/* ============ Generator Results ============ */
.tools-results {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
}

.tools-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.tools-results-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Generator results — override generator.css compact list into cards grid.
   generator.js renders:
   <div id="genResults">
     <div class="gen-results-header">...</div>
     <div class="results-list">
       <div class="gen-result-item [.existing]">
         <span class="username">@foo</span>
         <span class="existing-badge">in list</span>?
         <span class="length-badge">5</span>
         <div class="actions">
           <button class="btn-estimate">$</button>
           <button class="btn-watch [.active]">★/☆</button>
         </div>
       </div>
     </div>
   </div>
*/

#genResults .gen-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0 8px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

#genResults .gen-results-count {
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 600;
}

#genResults .results-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  max-height: none !important; /* override inline style */
  overflow: visible !important;
}

#genResults .gen-result-item {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 0;
  padding: 6px 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: default;
  transition: border-color 0.15s, background 0.15s;
  position: relative;
  font-size: 13px;
}

#genResults .gen-result-item:hover {
  border-color: var(--accent);
  background: var(--bg-hover);
}

#genResults .gen-result-item.existing {
  opacity: 0.55;
}

#genResults .gen-result-item .username {
  flex: 1 1 auto;
  font-family: monospace;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

#genResults .gen-result-item .existing-badge,
#genResults .gen-result-item .length-badge {
  flex: 0 0 auto;
  font-size: 10px;
  color: var(--text-dim);
  background: var(--card-bg);
  padding: 2px 6px;
  border-radius: 4px;
}

#genResults .gen-result-item .length-badge {
  font-weight: 600;
  border: 1px solid var(--border);
}

#genResults .gen-result-item .actions {
  display: flex;
  gap: 6px;
  margin-left: 4px;
  flex: 0 0 auto;
}

#genResults .gen-result-item .btn-estimate,
#genResults .gen-result-item .btn-watch {
  min-width: 36px;
  min-height: 36px;
  width: 36px;
  height: 36px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  background: var(--card-bg);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

/* Mobile keeps 44px touch targets (single-column = more space) */
@media (max-width: 767px) {
  #genResults .gen-result-item .btn-estimate,
  #genResults .gen-result-item .btn-watch {
    min-width: 44px;
    min-height: 44px;
    width: 44px;
    height: 44px;
  }
}

#genResults .gen-result-item .btn-estimate {
  color: var(--green);
}
#genResults .gen-result-item .btn-estimate:hover {
  border-color: var(--green);
  background: rgba(46, 204, 113, 0.08);
}

#genResults .gen-result-item .btn-watch {
  color: var(--text-dim);
}
#genResults .gen-result-item .btn-watch:hover {
  color: var(--yellow);
  border-color: var(--yellow);
}
#genResults .gen-result-item .btn-watch.active {
  color: var(--yellow);
  border-color: var(--yellow);
  background: rgba(241, 196, 15, 0.08);
}

.tools-results-empty {
  padding: 18px;
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
}

/* ============ Secondary Tools (Check ⎮ Estimate) ============ */
.tools-secondary {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
}

.tools-secondary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 8px;
}

.tools-secondary-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.tools-secondary-sub {
  font-size: 12px;
  color: var(--text-dim);
  margin: 0;
}

.secondary-tabs {
  display: inline-flex;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 3px;
  gap: 2px;
  margin-bottom: 10px;
}

.secondary-tab {
  background: transparent;
  border: none;
  color: var(--text-dim);
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  min-height: 36px;
  transition: all 0.15s;
}

.secondary-tab:hover {
  color: var(--text);
}

.secondary-tab.active {
  background: var(--accent);
  color: #fff;
}

.secondary-tab-content {
  display: none;
}
.secondary-tab-content.active {
  display: block;
}

.secondary-form .estimate-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.secondary-form .btn-estimate {
  min-height: 44px;
  width: 100%;
}

.secondary-form .input-with-prefix {
  flex: 1;
}

/* ============ Insights Panel ============ */
.tools-insights {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
}

.tools-insights-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 8px;
}

.tools-insights-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0;
}

.insights-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
  overflow-x: auto;
  scrollbar-width: none;
}
.insights-tabs::-webkit-scrollbar {
  display: none;
}

.insights-tab {
  background: transparent;
  border: none;
  color: var(--text-dim);
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  min-height: 40px;
  transition: color 0.15s, border-color 0.15s;
}

.insights-tab:hover {
  color: var(--text);
}

.insights-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.insights-tab-content {
  display: none;
}
.insights-tab-content.active {
  display: block;
}

/* ============ PRO Teaser (Bulk Estimate) ============ */
.tools-pro-teaser {
  background: linear-gradient(135deg, var(--card-bg), var(--bg-secondary));
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  position: relative;
  overflow: hidden;
}

.pro-teaser-locked {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.pro-teaser-locked.is-hidden {
  display: none;
}

.pro-teaser-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--accent);
  background: rgba(99, 102, 241, 0.12);
  padding: 4px 8px;
  border-radius: 4px;
}

.pro-teaser-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
}

.pro-teaser-desc {
  font-size: 13px;
  color: var(--text-dim);
  margin: 0;
  line-height: 1.4;
}

.pro-teaser-cta {
  margin-top: 6px;
  min-height: 44px;
  padding: 0 20px;
}

.pro-teaser-form {
  display: none;
}
.pro-teaser-form.is-visible {
  display: block;
}

/* ============ Mobile (default = base) ============ */
@media (max-width: 767px) {
  .tools-page-wrapper {
    /* clear 56px bottom-nav + iOS safe-area + 16px breathing room */
    padding-bottom: calc(56px + env(safe-area-inset-bottom) + 16px);
  }

  .tools-hero h1 {
    font-size: 18px;
  }

  .secondary-form .estimate-form {
    flex-direction: column;
  }

  .hero-field-row {
    flex-direction: column;
  }
  .hero-field {
    width: 100%;
  }
}

/* ============ Tablet ≥ 768px ============ */
@media (min-width: 768px) {
  .tools-page-wrapper {
    padding: 16px;
    gap: 14px;
  }

  .tools-grid {
    gap: 14px;
  }

  .tools-hero {
    padding: 20px;
  }

  .tools-hero h1 {
    font-size: 20px;
  }

  .tools-hero-form {
    gap: 12px;
  }

  .hero-field-row {
    flex-wrap: wrap;
  }

  .hero-keywords {
    min-width: 0;
    flex: 100%;
  }

  .hero-generate-btn {
    flex: 0 0 auto;
  }

  #genResults .results-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .secondary-form .estimate-form {
    flex-direction: row;
    align-items: stretch;
  }
  .secondary-form .btn-estimate {
    width: auto;
    min-width: 120px;
  }
}

/* ============ Desktop ≥ 1024px ============ */
@media (min-width: 1024px) {
  .tools-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    grid-template-rows: auto auto auto;
    gap: 16px;
    align-items: start;
  }

  .tools-hero h1 {
    font-size: 22px;
  }

  .tools-hero,
  .tools-results,
  .tools-secondary,
  .tools-pro-teaser {
    grid-column: 1;
  }

  .tools-insights {
    grid-column: 2;
    grid-row: 1 / span 4;
    position: sticky;
    top: 12px;
    align-self: start;
    max-height: calc(100vh - 24px);
    overflow-y: auto;
  }

  #genResults .results-list {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============ Wide ≥ 1440px ============ */
@media (min-width: 1440px) {
  .tools-grid {
    grid-template-columns: minmax(0, 1fr) 380px;
  }
  /* Keep 3 columns even on wide screens — username + 2 buttons need breathing room */
}