/* =========================================================
   Website Tester — Components
   ========================================================= */

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 48px;
  padding: 0 var(--space-5);
  border-radius: var(--radius-button);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
}

.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--color-btn-primary);
  color: var(--color-btn-primary-text);
  box-shadow: 0 2px 12px rgba(244, 17, 73, 0.28);
}
.btn-primary:hover {
  background: var(--color-btn-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(244, 17, 73, 0.38);
}

.btn-purple {
  background: var(--color-purple);
  color: #fff;
  box-shadow: 0 2px 12px rgba(96, 4, 108, 0.25);
}
.btn-purple:hover {
  background: var(--color-purple-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(96, 4, 108, 0.35);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover { border-color: var(--color-purple-mid); background: var(--color-purple-light); color: var(--color-purple); }

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
}
.btn-ghost:hover { color: var(--color-purple); background: var(--color-purple-light); }

.btn-sm { height: 38px; padding: 0 var(--space-4); font-size: 0.875rem; }
.btn-block { width: 100%; }

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- Card ---------- */
.card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.card-pad { padding: var(--space-5); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.card-header > *:first-child { min-width: 0; }

.card-header h3 { display: flex; align-items: center; gap: var(--space-2); }

/* ---------- Badge ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  height: 24px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-badge);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
}

.badge-success { background: var(--color-success-bg); color: var(--color-success); }
.badge-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.badge-error { background: var(--color-error-bg); color: var(--color-error); }
.badge-neutral { background: #F3F4F6; color: var(--color-text-secondary); }

.badge-dot {
  width: 6px; height: 6px;
  border-radius: 999px;
  background: currentColor;
}

/* ---------- Score ring ---------- */
.score-ring-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.score-ring-value {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.score-ring-number {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}

.score-ring-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-top: 4px;
  font-weight: 500;
}

/* Mini score ring for category cards */
.mini-ring-wrap { position: relative; display: inline-flex; }
.mini-ring-number {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9375rem;
  font-weight: 700;
}

/* ---------- Progress bar ---------- */
.progress-track {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: #F3F4F6;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--color-text);
  transition: width 400ms ease;
}

.progress-fill.success { background: var(--color-success); }
.progress-fill.warning { background: var(--color-warning); }
.progress-fill.error { background: var(--color-error); }

/* ---------- Tabs ---------- */
.tabs {
  display: flex;
  gap: var(--space-1);
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab-btn {
  flex-shrink: 0;
  padding: var(--space-3) var(--space-4);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.tab-btn:hover { color: var(--color-purple); }

.tab-btn.active {
  color: var(--color-purple);
  border-bottom-color: var(--color-purple);
  font-weight: 700;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; animation: fadeIn 220ms ease; }

/* ---------- Accordion ---------- */
.accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-surface);
}

.accordion-item + .accordion-item { margin-top: var(--space-3); }

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.accordion-trigger-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.accordion-trigger-left .url-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
  font-size: 0.9375rem;
}

.accordion-chevron {
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--color-text-secondary);
}

.accordion-item.open .accordion-chevron { transform: rotate(180deg); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base) ease;
}

.accordion-item.open .accordion-body { max-height: 900px; }

.accordion-body-inner {
  padding: 0 var(--space-5) var(--space-5);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
}

.kv-grid {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-2) var(--space-4);
  font-size: 0.875rem;
  min-width: 0;
}

.kv-grid dt { color: var(--color-text-secondary); }
.kv-grid dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; word-break: break-word; min-width: 0; }

/* ---------- Table ---------- */
.table-wrap {
  width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

thead th {
  text-align: left;
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

tbody td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr { transition: background var(--transition-fast); }
tbody tr:hover { background: #FAFAFA; }

.cell-img {
  width: 44px; height: 44px;
  border-radius: 8px;
  object-fit: cover;
  background: #F3F4F6;
  border: 1px solid var(--color-border);
}

/* ---------- Form / Search / Filter ---------- */
.input {
  width: 100%;
  height: 48px;
  padding: 0 var(--space-4);
  border-radius: var(--radius-input);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input:focus {
  outline: none;
  border-color: #9CA3AF;
  box-shadow: 0 0 0 3px rgba(17, 24, 39, 0.06);
}

.input::placeholder { color: #9CA3AF; }

.select {
  height: 40px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-input);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.875rem;
  font-weight: 500;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.chip {
  height: 34px;
  padding: 0 var(--space-4);
  border-radius: var(--radius-badge);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chip:hover { border-color: var(--color-purple-mid); background: var(--color-purple-light); color: var(--color-purple); }
.chip.active { background: var(--color-purple); color: #fff; border-color: var(--color-purple); }

/* ---------- Category grid ---------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--space-3);
}

.category-card {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.category-card:hover { border-color: var(--color-purple-mid); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.category-card.active { border-color: var(--color-purple); box-shadow: var(--shadow-md); }

.category-card-label { font-size: 0.875rem; font-weight: 600; }
.category-card-sub { font-size: 0.75rem; color: var(--color-text-secondary); }

/* ---------- Animations ---------- */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeIn var(--transition-base) ease both; }
.slide-up { animation: slideUp 320ms ease both; }

/* ---------- Recommendation item ---------- */
.rec-item {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface);
}

.rec-icon {
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rec-item.priority-high .rec-icon { background: var(--color-error-bg); color: var(--color-error); }
.rec-item.priority-medium .rec-icon { background: var(--color-warning-bg); color: var(--color-warning); }
.rec-item.priority-low .rec-icon { background: var(--color-success-bg); color: var(--color-success); }

/* ---------- Empty / loading skeleton ---------- */
.skeleton {
  background: linear-gradient(90deg, #F3F4F6 25%, #ECEDEF 37%, #F3F4F6 63%);
  background-size: 400% 100%;
  animation: skeleton-loading 1.4s ease infinite;
  border-radius: 8px;
}

@keyframes skeleton-loading {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

/* ---------- Biggest Opportunity callout ---------- */
.opportunity-card {
  border-color: var(--color-orange);
  background: linear-gradient(180deg, var(--color-orange-light) 0%, var(--color-surface) 140px);
}

.opportunity-badge {
  background: var(--color-orange);
  color: #fff;
}