:root {
  color-scheme: light;
  --bg: #f7f8fa;
  --surface: #ffffff;
  --surface-2: #eef7f5;
  --text: #18202a;
  --muted: #667085;
  --border: #e5e7eb;
  --accent: #0f766e;
  --accent-strong: #0b5f59;
  --soft: #ccfbf1;
  --blue: #2563eb;
  --amber: #b45309;
  --red: #b42318;
  --shadow: 0 16px 40px rgba(24, 32, 42, 0.08);
  --radius: 8px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

body.dark {
  color-scheme: dark;
  --bg: #111827;
  --surface: #18212f;
  --surface-2: #12322f;
  --text: #f8fafc;
  --muted: #a8b3c4;
  --border: #2b3546;
  --soft: #164e49;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select {
  font: inherit;
}

button,
summary,
select {
  cursor: pointer;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 72px;
  padding: 12px clamp(18px, 4vw, 48px);
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  font-weight: 900;
}

.brand span:last-child {
  display: grid;
}

.brand small,
.lead,
.status,
.section-heading p,
.tool-card p,
.stack-card p,
.finder-card p,
.preset-card p,
.workflow-card span,
.muted {
  color: var(--muted);
}

.nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.nav a {
  padding: 9px 12px;
  border-radius: var(--radius);
  color: var(--muted);
  transition: 160ms ease;
}

.nav a:hover {
  background: var(--surface-2);
  color: var(--text);
}

.icon-button {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  min-height: 38px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  padding: 0;
}

main {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 28px clamp(16px, 4vw, 48px) 56px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 18px;
}

.panel,
.hero-copy,
.database-panel,
.filters {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-copy {
  min-height: 310px;
  padding: clamp(28px, 5vw, 56px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.database-panel {
  padding: 22px;
  display: grid;
  gap: 12px;
}

.panel {
  margin-top: 22px;
  padding: 24px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 860px;
  margin-bottom: 16px;
  font-size: clamp(2.25rem, 6vw, 5rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 8px;
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1rem;
}

.lead {
  max-width: 800px;
  margin-bottom: 0;
  font-size: 1.08rem;
  line-height: 1.7;
}

.hero-actions,
.input-row,
.search-box,
.quick-actions,
.tag-row,
.tool-actions,
.badge-row,
.directory-controls,
.filter-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-actions {
  margin-top: 24px;
  flex-wrap: wrap;
}

.primary-link,
.ghost-link,
button,
.tool-action {
  min-height: 42px;
  border-radius: var(--radius);
  font-weight: 850;
}

.primary-link,
button {
  border: 0;
  background: var(--accent);
  color: #fff;
  padding: 0 16px;
}

.primary-link {
  display: inline-flex;
  align-items: center;
}

.ghost-link,
.secondary-button,
.text-button {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  padding: 0 14px;
}

button:hover,
.primary-link:hover {
  background: var(--accent-strong);
}

.ghost-link:hover,
.secondary-button:hover,
.text-button:hover,
.tool-action:hover {
  background: var(--surface-2);
}

label {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 750;
}

input,
select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0 12px;
  background: var(--bg);
  color: var(--text);
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

details {
  border-top: 1px solid var(--border);
  padding-top: 10px;
}

summary {
  color: var(--muted);
  font-weight: 800;
}

pre {
  max-height: 260px;
  overflow: auto;
  margin: 12px 0 0;
  padding: 12px;
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--muted);
  font-size: 0.82rem;
}

.search-panel {
  display: grid;
  gap: 14px;
}

.search-box {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding-left: 14px;
  background: var(--bg);
}

.search-box input {
  border: 0;
  background: transparent;
  box-shadow: none;
}

.quick-actions,
.tag-row,
.badge-row {
  flex-wrap: wrap;
}

.chip {
  min-height: 34px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 7px 10px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.86rem;
}

.chip.active {
  border-color: var(--accent);
  background: var(--soft);
  color: var(--text);
}

.section-heading {
  margin-bottom: 18px;
}

.section-heading.compact {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
}

.finder-grid,
.workflow-grid,
.preset-grid,
.stack-grid,
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 12px;
}

.finder-card,
.workflow-card,
.preset-card,
.stack-card,
.tool-card,
.recommendation {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.finder-card,
.workflow-card,
.preset-card {
  display: grid;
  gap: 8px;
  padding: 16px;
  text-align: left;
  color: var(--text);
}

.finder-card.active,
.workflow-card.active,
.preset-card.active {
  border-color: var(--accent);
  background: var(--surface-2);
}

.finder-card p,
.preset-card p,
.workflow-card span,
.stack-card p,
.tool-card p {
  margin-bottom: 0;
  line-height: 1.55;
}

.recommendation {
  display: none;
  margin-top: 14px;
  padding: 18px;
  background: var(--surface-2);
}

.recommendation.show {
  display: block;
}

.recommendation ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.recommendation li {
  padding: 8px 10px;
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--muted);
  font-weight: 750;
}

.stack-card {
  padding: 18px;
}

.stack-card ul {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.stack-card li {
  padding: 8px 10px;
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--muted);
}

.tools-layout {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  gap: 18px;
  margin-top: 22px;
}

.filters {
  position: sticky;
  top: 92px;
  align-self: start;
  padding: 20px;
}

.filter-header {
  justify-content: space-between;
  margin-bottom: 14px;
}

.filter-header h2 {
  margin-bottom: 0;
}

.text-button {
  min-height: 34px;
  padding: 0 10px;
  color: var(--muted);
}

.filter-block {
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.filter-block + .filter-block {
  margin-top: 14px;
}

.filter-block > div {
  display: grid;
  gap: 8px;
}

.filter-option {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 0.93rem;
}

.filter-option input {
  width: 16px;
  min-height: 16px;
  accent-color: var(--accent);
}

.tool-directory {
  margin-top: 0;
}

.directory-controls {
  justify-content: flex-end;
  flex-wrap: wrap;
}

.directory-controls select {
  width: 170px;
}

.tool-card {
  display: grid;
  gap: 12px;
  padding: 16px;
}

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

.tool-icon {
  display: grid;
  place-items: center;
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: var(--soft);
  color: var(--accent);
  font-weight: 900;
}

.tool-title {
  min-width: 0;
  flex: 1;
}

.tool-title strong {
  display: block;
  font-size: 1.03rem;
}

.badge {
  padding: 3px 7px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 850;
}

.badge.accent {
  background: var(--soft);
  color: var(--accent);
}

.badge.warning {
  background: color-mix(in srgb, var(--amber) 14%, transparent);
  color: var(--amber);
}

.badge.blue {
  background: color-mix(in srgb, var(--blue) 14%, transparent);
  color: var(--blue);
}

.tool-actions {
  flex-wrap: wrap;
}

.tool-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0 10px;
  background: var(--bg);
  color: var(--text);
  font-size: 0.83rem;
}

.tool-action.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.compare-table-wrap {
  overflow-x: auto;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.compare-table th,
.compare-table td {
  border: 1px solid var(--border);
  padding: 12px;
  text-align: left;
  vertical-align: top;
}

.compare-table th {
  background: var(--bg);
}

.empty-state {
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 18px;
  color: var(--muted);
}

.tool-modal {
  width: min(820px, calc(100vw - 28px));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
  padding: 0;
}

.tool-modal::backdrop {
  background: rgba(17, 24, 39, 0.48);
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 20px;
  border-bottom: 1px solid var(--border);
}

.modal-head h2 {
  margin-bottom: 0;
}

.modal-body {
  display: grid;
  gap: 16px;
  padding: 20px;
}

.modal-section {
  display: grid;
  gap: 8px;
}

.modal-section ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 50;
  max-width: min(420px, calc(100vw - 36px));
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
  color: var(--text);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .topbar {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .nav {
    order: 3;
    width: 100%;
    overflow-x: auto;
  }

  .hero,
  .tools-layout {
    grid-template-columns: 1fr;
  }

  .filters {
    position: static;
  }
}

@media (max-width: 640px) {
  main {
    padding-inline: 12px;
  }

  .hero-copy,
  .database-panel,
  .panel,
  .filters {
    padding: 16px;
  }

  .input-row,
  .section-heading.compact,
  .directory-controls {
    display: grid;
    align-items: stretch;
  }

  .tool-grid,
  .finder-grid,
  .workflow-grid,
  .preset-grid,
  .stack-grid {
    grid-template-columns: 1fr;
  }
}