/* -----------------------------------------------------------------------
   Variables & Reset
----------------------------------------------------------------------- */
:root {
  --bg:          #212121;
  --card:        #2a2a2a;
  --card-alt:    #1e1e1e;
  --border:      #383838;
  --primary:     #3D8C60;
  --primary-h:   #2e6e4a;
  --primary-dim: rgba(61, 140, 96, 0.15);
  --text:        #f0f0f0;
  --text-muted:  #9ca3af;
  --input-bg:    #1a1a1a;
  --error-bg:    #2d1a1a;
  --error-border:#7f2d2d;
  --error-text:  #f87171;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 40px 16px 80px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

/* -----------------------------------------------------------------------
   Header
----------------------------------------------------------------------- */
header {
  text-align: center;
  margin-bottom: 28px;
}

.member-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  border: 1px solid rgba(61, 140, 96, 0.35);
  background: rgba(61, 140, 96, 0.08);
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 12px;
}

header h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text);
}

.subtitle {
  margin-top: 8px;
  color: var(--text-muted);
  font-size: 0.9rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

/* -----------------------------------------------------------------------
   Card
----------------------------------------------------------------------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 20px;
}

/* -----------------------------------------------------------------------
   How-to section
----------------------------------------------------------------------- */
.how-to summary {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  user-select: none;
  list-style: none;
  padding: 0;
}

.how-to summary::before {
  content: "▶ ";
  font-size: 0.7rem;
}

.how-to[open] summary::before {
  content: "▼ ";
}

.how-to ol {
  margin-top: 16px;
  padding-left: 20px;
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.8;
}

.how-to ol li {
  margin-bottom: 8px;
}

.how-to ol li strong {
  color: var(--text);
}

.how-to-legend {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.legend-item {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.legend-item strong {
  color: var(--text);
  display: block;
}

/* Tool overview ("What does this tool do?") */
.tool-overview-intro {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 18px;
}

.tool-overview-flow {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.tool-overview-step {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.tool-overview-step p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: 4px;
}

.tool-overview-step strong {
  font-size: 0.85rem;
  color: var(--text);
}

.tool-overview-num {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--primary-dim);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.tool-overview-bottom {
  font-size: 0.85rem;
  color: var(--text);
  line-height: 1.55;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-weight: 500;
}

/* -----------------------------------------------------------------------
   Form
----------------------------------------------------------------------- */
/* .form-row and .filter-row removed — form is now single-column */

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: default;
}

.hint {
  font-weight: 400;
  color: #6b7280;
}

.tooltip-hint {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--border);
  color: var(--text-muted);
  font-size: 0.65rem;
  cursor: help;
  vertical-align: middle;
  position: relative;
}


input[type="text"],
input[type="password"],
input[type="number"],
select {
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--text);
  background: var(--input-bg);
  transition: border-color .15s;
  width: 100%;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-dim);
}

input::placeholder {
  color: #555;
}

#seeds-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 10px;
}

.seed-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.seed-row input { flex: 1; }

.remove-seed-btn {
  background: none;
  border: none;
  color: #555;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  padding: 4px 6px;
  border-radius: 4px;
  transition: color .15s;
}

.remove-seed-btn:hover { color: #e05252; }

/* -----------------------------------------------------------------------
   Buttons
----------------------------------------------------------------------- */
.btn-primary {
  display: inline-block;
  padding: 10px 24px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
  width: 100%;
  margin-top: 8px;
}

.btn-primary:hover { background: var(--primary-h); }
.btn-primary:disabled {
  background: #2a4e3a;
  color: #5a8a6a;
  cursor: not-allowed;
}

.btn-secondary {
  display: inline-block;
  padding: 8px 16px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: background .15s, border-color .15s;
}

.btn-secondary:hover {
  background: var(--card-alt);
  border-color: #555;
  color: var(--text);
}

/* -----------------------------------------------------------------------
   Error message (inline)
----------------------------------------------------------------------- */
.error-msg {
  color: var(--error-text);
  font-size: 0.85rem;
  margin-bottom: 8px;
  padding: 8px 12px;
  background: var(--error-bg);
  border-radius: 6px;
  border: 1px solid var(--error-border);
}

/* -----------------------------------------------------------------------
   Loading animation
----------------------------------------------------------------------- */
@keyframes dot-pulse {
  0%, 80%, 100% { transform: scale(0.7); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

.loading-dots {
  display: flex;
  gap: 7px;
  justify-content: center;
  margin-bottom: 16px;
}

.loading-dots span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--primary);
  animation: dot-pulse 1.4s ease-in-out infinite;
}

.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }

/* -----------------------------------------------------------------------
   Progress
----------------------------------------------------------------------- */
#progress-section h2 {
  font-size: 1.1rem;
  margin-bottom: 14px;
  color: var(--text);
}

.progress-bar-wrap {
  background: var(--border);
  border-radius: 99px;
  height: 6px;
  overflow: hidden;
  margin-bottom: 6px;
}

.progress-bar {
  height: 100%;
  background: var(--primary);
  border-radius: 99px;
  width: 0%;
  transition: width .6s ease;
}

.progress-pct {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  text-align: right;
}

.progress-status {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 12px;
  min-height: 1.4em;
}

/* -----------------------------------------------------------------------
   Results header
----------------------------------------------------------------------- */
.results-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.results-header h2 {
  font-size: 1.1rem;
  color: var(--text);
}

.results-summary {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.results-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-shrink: 0;
}

.results-actions .btn-primary {
  width: auto;
  margin-top: 0;
}

/* -----------------------------------------------------------------------
   Score filter pills
----------------------------------------------------------------------- */
.score-filter {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.score-pill {
  padding: 3px 11px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: none;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}

.score-pill:hover,
.score-pill.active {
  background: var(--primary-dim);
  border-color: var(--primary);
  color: var(--text);
}

/* -----------------------------------------------------------------------
   Price range filter pills (idea generator)
----------------------------------------------------------------------- */
.idea-field {
  margin-bottom: 14px;
}
.idea-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}
.price-range-filter {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.price-pill {
  padding: 4px 13px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: none;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}

.price-pill:hover,
.price-pill.active {
  background: var(--primary-dim);
  border-color: var(--primary);
  color: var(--text);
}

.niche-filter {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.niche-pill {
  padding: 4px 13px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: none;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
.niche-pill:hover,
.niche-pill.active {
  background: var(--primary-dim);
  border-color: var(--primary);
  color: var(--text);
}
.niche-pill.disabled-max {
  opacity: 0.4;
  cursor: not-allowed;
}
.niche-pill.disabled-max:hover {
  background: none;
  border-color: var(--border);
  color: var(--text-muted);
}

#idea-error {
  margin-bottom: 10px;
}

/* -----------------------------------------------------------------------
   Table filter bar
----------------------------------------------------------------------- */
.table-filter {
  padding: 12px 14px;
  margin-bottom: 0;
  border-bottom: none;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.table-filter input {
  background: var(--input-bg);
  margin: 0;
}

/* -----------------------------------------------------------------------
   Results table
----------------------------------------------------------------------- */
.table-wrap {
  padding: 0;
  overflow-x: auto;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
  border-top: none;
  margin-top: 0;
}

.table-wrap::-webkit-scrollbar { height: 6px; }
.table-wrap::-webkit-scrollbar-track { background: transparent; }
.table-wrap::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 99px;
}
.table-wrap::-webkit-scrollbar-thumb:hover { background: var(--primary); }

.table-scroll-hint {
  text-align: center;
  font-size: 0.72rem;
  color: var(--text-muted);
  padding: 4px 0 2px;
  pointer-events: none;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

thead {
  position: sticky;
  top: 0;
  z-index: 1;
}

th {
  background: var(--card-alt);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th.sortable {
  cursor: pointer;
  user-select: none;
}

th.sortable:hover { color: var(--text); }
th.sorted { color: var(--primary); }


.sort-icon {
  font-size: 0.7rem;
  opacity: 0.6;
  margin-left: 4px;
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--text);
}

tr:last-child td { border-bottom: none; }

tr:hover td { background: rgba(255, 255, 255, 0.02); }

td.num {
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--text);
}

td.search-term {
  color: var(--text);
  font-weight: 500;
}

.search-term-link {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
}

.search-term-link:hover {
  text-decoration: underline;
  color: var(--primary);
}


.sparkline {
  display: block;
  margin-top: 8px;
  margin-left: auto;
  color: var(--text-muted);
  opacity: 0.7;
}

.category-cell {
  font-size: 0.78rem;
  color: var(--text-muted);
  max-width: 140px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.trend-link {
  font-size: 0.75rem;
  color: var(--primary);
  text-decoration: none;
  white-space: nowrap;
  font-weight: 500;
}

.trend-link:hover {
  text-decoration: underline;
}


/* -----------------------------------------------------------------------
   Opportunity score badges
----------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge-strong   { background: rgba(61, 140, 96, 0.2);  color: #5fcf90; border: 1px solid rgba(61, 140, 96, 0.4); }
.badge-good     { background: rgba(45, 106, 159, 0.2); color: #60a5fa; border: 1px solid rgba(45, 106, 159, 0.4); }
.badge-moderate { background: rgba(138, 110, 47, 0.2); color: #fbbf24; border: 1px solid rgba(138, 110, 47, 0.4); }
.badge-weak     { background: rgba(74, 74, 74, 0.2);   color: #6b7280; border: 1px solid rgba(74, 74, 74, 0.4); }

.score-num {
  font-size: 0.7rem;
  opacity: 0.75;
}

/* -----------------------------------------------------------------------
   Error card
----------------------------------------------------------------------- */
.error-card { border-color: var(--error-border); background: var(--error-bg); }
.error-card h2 { color: var(--error-text); margin-bottom: 8px; }
.error-card p { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 16px; }

/* -----------------------------------------------------------------------
   Product Idea Generator
----------------------------------------------------------------------- */
.idea-generator summary {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  user-select: none;
  list-style: none;
  padding: 0;
}

.idea-generator summary::before {
  content: "▶ ";
  font-size: 0.7rem;
}

.idea-generator[open] summary::before {
  content: "▼ ";
}

.idea-generator-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 12px 0 16px;
  line-height: 1.6;
}

#idea-results {
  max-height: 400px;
  overflow-y: auto;
  margin-top: 16px;
  padding-right: 4px;
}

.idea-results-wrap { position: relative; }

.idea-scroll-hint {
  text-align: center;
  font-size: 0.72rem;
  color: var(--text-muted);
  padding: 6px 0 2px;
  margin-top: 4px;
  pointer-events: none;
}

#idea-results::-webkit-scrollbar { width: 6px; }
#idea-results::-webkit-scrollbar-track { background: transparent; }
#idea-results::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 99px;
}
#idea-results::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* Idea generator loading state */
.idea-loading {
  padding: 20px 0 12px;
  text-align: center;
}

.idea-progress-wrap {
  background: var(--border);
  border-radius: 99px;
  height: 5px;
  overflow: hidden;
  margin: 12px 0 8px;
}

.idea-progress-bar {
  height: 100%;
  background: var(--primary);
  border-radius: 99px;
  width: 0%;
  transition: width .4s ease;
}

.idea-progress-msg {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

.idea-category {
  margin-bottom: 20px;
}

.idea-category:last-child {
  margin-bottom: 0;
}

.idea-category-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.idea-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.idea-chip {
  padding: 5px 14px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: none;
  color: var(--text);
  font-size: 0.8rem;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}

.idea-chip:hover {
  background: var(--primary-dim);
  border-color: var(--primary);
}

.idea-chip.added {
  background: var(--primary-dim);
  border-color: var(--primary);
  color: var(--primary);
  cursor: pointer;
  opacity: 0.85;
}

.idea-chip:disabled {
  cursor: not-allowed;
  opacity: 0.4;
}

/* -----------------------------------------------------------------------
   Footer
----------------------------------------------------------------------- */
.site-footer {
  text-align: center;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.78rem;
}

/* -----------------------------------------------------------------------
   Responsive
----------------------------------------------------------------------- */
@media (max-width: 640px) {
  .results-header { flex-direction: column; }
  .results-actions { width: 100%; }
  .results-actions .btn-primary,
  .results-actions .btn-secondary { flex: 1; text-align: center; }
  .how-to-legend { grid-template-columns: 1fr; }
  header h1 { font-size: 1.6rem; }
}

/* -----------------------------------------------------------------------
   Sparkline modal
----------------------------------------------------------------------- */
.sparkline-wrap {
  display: block;
  cursor: pointer;
}

.sparkline-wrap:hover .sparkline {
  opacity: 1;
}

.sparkline-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sparkline-modal {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px 32px 24px;
  max-width: 560px;
  width: 92vw;
  position: relative;
}

.sparkline-modal-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
  padding-right: 28px;
}

.sparkline-modal-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.sparkline-modal-close {
  position: absolute;
  top: 18px;
  right: 20px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

.sparkline-modal-close:hover {
  color: var(--text);
}

.sparkline-modal-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px 20px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.spark-stat {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.spark-stat-label {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.spark-stat-value {
  font-size: 0.92rem;
  color: var(--text);
  font-weight: 500;
}

/* -----------------------------------------------------------------------
   Sparkline range toggle
----------------------------------------------------------------------- */
.sparkline-range-toggle {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
}

.sparkline-range-pill {
  padding: 5px 14px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: none;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}

.sparkline-range-pill:hover,
.sparkline-range-pill.active {
  background: var(--primary-dim);
  border-color: var(--primary);
  color: var(--text);
}

/* -----------------------------------------------------------------------
   Tooltip popup
----------------------------------------------------------------------- */
.tooltip-popup {
  position: fixed;
  display: none;
  background: #1e1e1e;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 11px;
  font-size: 0.75rem;
  color: var(--text);
  max-width: 220px;
  line-height: 1.45;
  z-index: 9999;
  pointer-events: none;
  box-shadow: 0 4px 14px rgba(0,0,0,0.5);
}