@import url('../assets/tokens.css');

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

html { font-family: var(--bd-font); }

body {
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  background: var(--bd-bg);
  color: var(--bd-text);
  -webkit-font-smoothing: antialiased;
}

button,
input { font: inherit; }

a { color: var(--bd-primary); }
a:hover { color: var(--bd-primary-hover); }

.bd-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bd-bg);
  border-bottom: 1px solid var(--bd-border);
}

.bd-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bd-topbar-left,
.bd-topbar-right {
  display: flex;
  align-items: center;
  min-width: 0;
}

.bd-topbar-divider {
  width: 1px;
  height: 16px;
  background: var(--bd-border);
}

.bd-back {
  color: var(--bd-text-secondary);
  font-size: 13px;
  text-decoration: none;
}

.bd-back:hover { color: var(--bd-text); }

.bd-main {
  flex: 1;
  min-width: 0;
}

.bd-container {
  max-width: 1080px;
  margin: 0 auto;
}

.bd-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--bd-border);
  background: var(--bd-bg);
  text-align: center;
}

.bd-link {
  color: var(--bd-primary);
  text-decoration: none;
}

.bd-link:hover { color: var(--bd-primary-hover); }

.bd-label {
  margin: 0;
  color: var(--bd-primary);
  font-family: var(--bd-font-heading);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  line-height: 1.2;
}

.bd-heading {
  margin: 0;
  color: var(--bd-text);
  font-family: var(--bd-font-heading);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.3;
}

.bd-body {
  color: var(--bd-text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

.bd-hint {
  color: var(--bd-text-tertiary);
  font-size: 12px;
}

.bd-hero {
  max-width: 680px;
  margin: 0 0 20px;
  text-align: left;
}

.bd-hero > .bd-label { margin-bottom: 14px; }

.bd-hero-title {
  margin: 0 0 14px;
  color: var(--bd-text);
  font-family: var(--bd-font-heading);
  font-size: 50px;
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.06;
}

.bd-hero-subtitle {
  max-width: 520px;
  margin: 0;
  color: var(--bd-text-secondary);
  font-size: 15.5px;
  line-height: 1.6;
}

.bd-search-wrapper {
  max-width: 520px;
  margin: 0 0 10px;
}

.bd-input {
  width: 100%;
  min-height: 44px;
  padding: 12px 16px;
  border: 1px solid #d7dde6;
  border-radius: 3px;
  background: var(--bd-bg);
  color: var(--bd-text);
  font-size: 14.5px;
}

.bd-input::placeholder { color: var(--bd-text-tertiary); }

.bd-input:focus {
  outline: none;
  border-color: var(--bd-primary);
  box-shadow: 0 0 0 3px var(--bd-primary-light);
}

.bd-home-popular {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
  font-size: 12.5px;
}

.bd-home-popular-label { color: var(--bd-text-tertiary); }

.bd-home-popular a {
  color: var(--bd-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.bd-home-popular a:hover {
  color: var(--bd-primary-hover);
  border-bottom-color: #b9c8e4;
}

.bd-home-divider {
  margin-bottom: 26px;
  border-bottom: 1px solid var(--bd-border);
}

.bd-section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.bd-section-heading .bd-hint { margin: 0; }

.bd-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 0 0 20px;
  border-bottom: 1px solid var(--bd-border);
}

.bd-filter-pill {
  margin-bottom: -1px;
  padding: 0 0 10px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: none;
  color: var(--bd-text-tertiary);
  cursor: pointer;
  font-size: 13.5px;
}

.bd-filter-pill:hover { color: var(--bd-text); }

.bd-filter-pill.active {
  border-bottom-color: var(--bd-primary);
  color: var(--bd-text);
  font-weight: 600;
}

.bd-results-meta { margin-bottom: 16px; }
.bd-results-meta p { margin: 0; }

.bd-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-bottom: 48px;
}

.bd-tool-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
  gap: 12px;
  padding: 20px;
  border: 1px solid var(--bd-border);
  border-radius: 3px;
  background: var(--bd-bg);
  color: inherit;
  text-decoration: none;
  transition: border-color .12s ease, box-shadow .12s ease;
}

.bd-tool-card:hover {
  border-color: #c3cbd6;
  box-shadow: var(--bd-shadow-md);
}

.bd-tool-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bd-tool-icon {
  position: relative;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  border-radius: 3px;
  background: var(--bd-primary-light);
  color: var(--bd-primary);
}

.bd-tool-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.bd-tool-icon svg circle:not(:first-child) {
  fill: currentColor;
  stroke: none;
}

.bd-tool-card-title {
  color: var(--bd-text);
  font-family: var(--bd-font-heading);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
}

.bd-tool-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.bd-tool-card-desc {
  flex: 1;
  margin: 0;
  color: var(--bd-text-secondary);
  font-size: 13.5px;
  line-height: 1.55;
}

.bd-tool-card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.bd-badge {
  display: inline-flex;
  align-items: center;
  min-height: 20px;
  padding: 2px 7px;
  border: 1px solid var(--bd-border);
  border-radius: 2px;
  background: var(--bd-bg);
  color: var(--bd-text-secondary);
  font-size: 11px;
  font-weight: 500;
}

.bd-badge-blue { color: var(--bd-primary); }
.bd-badge-green { color: var(--bd-success); }
.bd-badge-orange { color: var(--bd-warning); }
.bd-badge-gray { color: var(--bd-text-secondary); }

.bd-tool-card-foot {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
  color: var(--bd-primary);
  font-size: 13.5px;
  font-weight: 500;
}

.bd-tool-card-foot span:last-child { transition: transform .12s ease; }
.bd-tool-card:hover .bd-tool-card-foot span:last-child { transform: translateX(2px); }

.bd-empty-state {
  max-width: 420px;
  margin: 20px auto 32px;
  padding: 32px 24px;
  border: 1px dashed var(--bd-border-strong);
  border-radius: 3px;
  text-align: center;
}

.bd-empty-title {
  margin: 0 0 8px;
  color: var(--bd-text);
  font-family: var(--bd-font-heading);
  font-size: 15px;
  font-weight: 600;
}

.bd-empty-state .bd-hint { margin: 0; }

@media (max-width: 600px) {
  .bd-hero-title { font-size: 34px; }
  .bd-section-heading { align-items: flex-start; }
}