/* Tools hub and in-browser calculators. Tokens come from layout.css. */

.tools-main {
  padding-bottom: 88px;
}

.tools-hero {
  padding: 42px 0 12px;
}

.tools-kicker {
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--ink-faint);
}

.tools-kicker span {
  color: var(--ink-muted);
}

.tools-hero h1,
.tool-hero h1 {
  max-width: 16ch;
  font-size: clamp(2.4rem, 5vw, 3.55rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.tools-lead,
.tool-lead {
  max-width: 62ch;
  margin-top: 18px;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-muted);
}

.tools-lead + .tools-lead,
.tool-lead + .tool-lead {
  margin-top: 12px;
}

.tools-crumb,
.tool-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 22px;
  font-size: 13px;
  color: var(--ink-faint);
}

.tools-crumb a,
.tool-crumb a {
  color: var(--ink-muted);
}

.tools-crumb a:hover,
.tool-crumb a:hover {
  color: var(--ink);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin-top: 36px;
}

.tool-card {
  display: flex;
  flex-direction: column;
  padding: 10px 10px 22px;
  background: var(--surface);
  border-radius: 26px;
  box-shadow: 0 1px 0 rgba(20, 20, 20, 0.03);
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.tool-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.tool-card-visual {
  height: 188px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  background: var(--bg-deep);
}

.tool-card-visual img {
  width: min(200px, 82%);
  height: 160px;
  object-fit: contain;
}

.tool-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: var(--surface);
  color: var(--ink);
}

.tool-card-icon svg {
  width: 24px;
  height: 24px;
}

.tool-card-body {
  padding: 16px 10px 0;
}

.tool-card-body h2 {
  margin: 10px 0 8px;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.tool-card-body p {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-muted);
}

.tools-note,
.tools-split,
.tools-faq,
.tool-explain {
  margin-top: 64px;
}

.tools-note .wrap {
  padding: 22px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
}

.tool-panel,
.tool-explain-card {
  padding: 22px 24px;
  overflow: visible;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
}

.tools-note h2,
.tools-faq h2,
.tool-explain h2,
.tools-split h2 {
  margin: 0 0 12px;
  font-size: clamp(1.45rem, 2.4vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.tools-note p,
.tools-split p,
.tool-explain p,
.tools-faq p {
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-muted);
}

.tools-note p + p,
.tools-split p + p,
.tool-explain p + p {
  margin-top: 12px;
}

.tools-note a,
.tools-split a,
.tool-explain a,
.tools-faq a,
.tool-result a.text-link {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.tools-split-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(240px, 0.75fr);
  gap: 36px;
  align-items: start;
}

.tools-aside {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
}

.tools-aside-kicker {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.tools-aside a {
  font-size: 16px;
  font-weight: 600;
}

.tools-aside a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.tools-faq-list,
.tool-faq-list {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.tools-faq-list article,
.tool-faq-list article {
  padding: 20px 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
}

.tools-faq-list h3,
.tool-faq-list h3 {
  margin-bottom: 8px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.tool-hero {
  padding: 36px 0 8px;
}

.tool-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.85fr);
  gap: 22px;
  margin-top: 32px;
  align-items: start;
}

.tool-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
}

.tool-field,
.tool-field-wide {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.tool-field-wide,
.tool-actions {
  grid-column: 1 / -1;
}

.tool-field label,
.tool-field-wide label {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.tool-field input,
.tool-field-wide input {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg);
  color: var(--ink);
  outline: none;
  font: inherit;
}

.tool-field input:focus,
.tool-field-wide input:focus {
  border-color: #cfc9bb;
  box-shadow: 0 0 0 4px rgba(20, 20, 20, 0.04);
}

.tool-hint {
  font-size: 13px;
  line-height: 1.45;
  color: var(--ink-faint);
}

.tool-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 4px;
}

.tool-result {
  position: sticky;
  top: calc(var(--header-h) + 16px);
}

.tool-result h2 {
  margin: 0 0 10px;
  font-size: 1.2rem;
  letter-spacing: -0.03em;
}

.tool-result-idle,
.tool-result-error {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-muted);
}

.tool-result-error {
  color: #8a3b2a;
}

.tool-result-kicker {
  font-size: 13px;
  color: var(--ink-faint);
}

.tool-result-value {
  margin: 6px 0 10px;
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.tool-result-note {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-muted);
}

.tool-result-meta {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.tool-result-meta div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
}

.tool-result-meta dt {
  color: var(--ink-faint);
}

.tool-result-meta dd {
  margin: 0;
  text-align: right;
  font-weight: 600;
}

.tool-result .btn-dark {
  width: 100%;
  margin-top: 18px;
}

.tool-related {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.tool-related a {
  display: block;
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.tool-related a:hover {
  color: var(--ink);
}

.tool-related strong {
  display: block;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.tool-related span {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-muted);
}

.tool-formula {
  margin-top: 16px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
}

.tool-formula table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}

.tool-formula th,
.tool-formula td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.tool-formula th {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-faint);
  background: var(--bg-deep);
}

.tool-formula tr:last-child td {
  border-bottom: 0;
}

@media (max-width: 980px) {
  .tools-grid,
  .tool-layout,
  .tools-split-grid,
  .tool-form {
    grid-template-columns: 1fr;
  }

  .tool-result {
    position: static;
  }

  .tools-hero h1,
  .tool-hero h1 {
    max-width: none;
  }
}

@media (max-width: 720px) {
  .tools-hero,
  .tool-hero {
    padding-top: 24px;
  }

  .tools-note .wrap,
  .tool-panel,
  .tool-explain-card,
  .tools-faq-list article,
  .tool-faq-list article {
    padding: 18px 16px;
  }
}