/* Approved showcase, owner 2026-11-02. Tabler parts, shared theme tokens,
   and page-only composition. This stylesheet is not loaded by /app/. */
.landing-site { overflow-x: clip; }
.landing { width: 100%; min-width: 0; padding: 0; }
.landing-shell { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 32px; }
.landing-skip { position: absolute; top: 8px; left: 8px; z-index: 30; padding: 12px; background: var(--surface); transform: translateY(-160%); }
.landing-skip:focus { transform: none; }
.landing-header { position: sticky; top: 0; z-index: 10; background: var(--bg); border-bottom: 1px solid var(--border); }
.landing-navigation { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.landing-navlinks, .landing-nav-actions { display: flex; align-items: center; gap: 28px; }
.landing-navlinks a, .landing-signin { font-size: 14px; font-weight: 600; text-decoration: none; color: var(--text-muted); }
.landing-navlinks a:hover, .landing-signin:hover { color: var(--accent-ink); text-decoration: underline; }
.landing-nav-actions { gap: 20px; }
.landing .btn, .landing-navigation .btn { min-height: 46px; padding: 12px 20px; border-radius: 10px; font-size: 14px; font-weight: 650; justify-content: center; gap: 12px; }
.landing-mobile-menu { display: none; position: relative; }
.landing-mobile-menu summary { list-style: none; }
.landing-mobile-menu summary::-webkit-details-marker { display: none; }
.landing-mobile-menu .dropdown-menu { right: 0; left: auto; background: var(--surface); color: var(--text); border-color: var(--border); }
.landing-mobile-menu[open] .dropdown-menu { display: block; }
.landing-mobile-menu .dropdown-item { min-height: 44px; color: var(--text); }
.landing-mobile-menu .dropdown-item:hover, .landing-mobile-menu .dropdown-item:focus { background: var(--accent-tint); color: var(--accent-ink); }
.landing section[id] { scroll-margin-top: 104px; }
.landing-hero { position: relative; padding: 94px 0 74px; overflow: hidden; }
.landing-hero::before { content: ''; position: absolute; width: 780px; height: 780px; right: -190px; top: 0; background: radial-gradient(circle, var(--hero-glow), transparent 68%); pointer-events: none; }
.landing-hero-grid { display: grid; grid-template-columns: .95fr 1.05fr; align-items: center; gap: 38px; position: relative; }
.landing-eyebrow { display: inline-flex; align-items: center; gap: 9px; border: 1px solid var(--border); border-radius: 100px; background: var(--accent-tint); color: var(--accent-ink); font-size: 10px; font-weight: 750; letter-spacing: 1.4px; text-transform: uppercase; padding: 8px 12px; }
.landing h1 { font-size: clamp(46px, 5.1vw, 73px); font-weight: 750; letter-spacing: -4px; line-height: 1.07; margin: 29px 0 24px; }
.landing h1 em { font-style: normal; color: var(--accent); }
.landing-lead { max-width: 515px; color: var(--text-muted); font-size: 17px; line-height: 1.85; margin-bottom: 30px; }
.landing-actions { display: flex; flex-wrap: wrap; gap: 13px; }
.landing-hero-note { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--text-muted); margin: 26px 0 0; }
.landing-check { flex: 0 0 26px; width: 26px; height: 26px; display: inline-grid; place-items: center; border: 1px solid var(--border); border-radius: 50%; color: var(--accent-ink); }
.landing .card { border: 1px solid var(--border); border-radius: 16px; background: var(--surface); color: var(--text); box-shadow: none; }
.landing-visual { position: relative; min-width: 0; margin: 0; padding-bottom: 18px; }
.landing .landing-specimen { overflow: hidden; transform: rotate(-1.5deg); box-shadow: var(--elevation-soft); }
.landing-specimen-top { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; padding: 16px; border-bottom: 1px solid var(--border); font-size: 10px; font-weight: 650; background: var(--bg); }
.landing-window-dots { color: var(--border-strong); font-size: 10px; letter-spacing: 2px; }
.landing-specimen-top .pill { margin-left: auto; font-size: 10px; white-space: normal; }
.landing-specimen-toolbar { padding: 14px 18px; display: flex; gap: 12px; align-items: center; justify-content: space-between; font-size: 10px; border-bottom: 1px solid var(--border); }
.landing-specimen-toolbar > span { white-space: nowrap; color: var(--text-muted); }
.landing-preview-split { display: grid; grid-template-columns: 1fr 1fr; min-height: 418px; }
.landing-source-pane, .landing-result-pane { min-width: 0; padding: 15px; }
.landing-source-pane { background: var(--surface-sunken); border-right: 1px solid var(--border); }
.landing-pane-label { display: flex; justify-content: space-between; gap: 6px; text-transform: uppercase; font-size: 9px; font-weight: 700; letter-spacing: 1px; color: var(--text-muted); margin-bottom: 12px; }
.landing-paper { min-height: 355px; padding: 22px 18px; background: var(--surface); color: var(--text); }
.landing-issuer { font-size: 7px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); font-weight: 700; }
.landing-paper h3, .landing-result-body h3 { font-size: 14px; margin: 16px 0 5px; letter-spacing: -.3px; }
.landing-paper-meta { font-size: 7px; color: var(--text-muted); margin-bottom: 16px; }
.landing-text-lines { display: grid; gap: 6px; margin: 16px 0; }
.landing-text-lines i { height: 5px; border-radius: 8px; background: var(--border); }
.landing-text-lines i:nth-child(2n) { width: 78%; }
.landing-text-lines i:last-child { width: 62%; }
.landing-doc-table { border-radius: 0; margin: 18px 0; }
.landing-doc-table td, .landing-doc-table th { border: 1px solid var(--border-strong); padding: 6px 4px; font-size: 8px; letter-spacing: 0; text-transform: none; }
.landing-selected-row td { background: var(--cta-bg); }
.landing-paper-equation { border: 1px dashed var(--border-strong); background: var(--bg); padding: 10px; text-align: center; font-size: 19px; margin-top: 16px; }
.landing-result-body { border: 1px solid var(--border); border-radius: 8px; min-height: 355px; padding: 13px; background: var(--bg); }
.landing-result-label { color: var(--accent-ink); font-size: 8px; font-weight: 700; text-transform: uppercase; }
.landing-code-table { font-family: var(--font-mono); font-size: 8px; line-height: 2; padding: 0; margin: 12px 0; color: var(--text); background: transparent; overflow: auto; }
.landing-code-table strong { color: var(--accent-ink); }
.landing-formula-note { display: grid; gap: 6px; border-radius: 7px; padding: 12px; font-size: 9px; background: var(--surface-sunken); margin-top: 18px; }
.landing-formula-note code { font-size: 11px; color: var(--text); background: transparent; padding: 0; }
.landing-preview-formats { font-size: 9px; font-weight: 650; color: var(--text-muted); margin-top: 18px; }
.landing-comparison-note { position: absolute; right: -14px; bottom: 44px; display: flex; align-items: center; gap: 10px; padding: 13px 18px; border-radius: 11px; background: var(--feature-bg); color: var(--feature-text); font-size: 11px; font-weight: 700; transform: rotate(2deg); }
.landing-comparison-note .landing-check { background: var(--feature-accent); border-color: var(--feature-accent); color: var(--feature-bg); }
.landing-visual figcaption { text-align: center; font-size: 10px; color: var(--text-muted); margin-top: 24px; }
.landing-format-strip { background: var(--surface-sunken); border-block: 1px solid var(--border); padding: 24px 0 16px; }
.landing-format-row { display: grid; grid-template-columns: auto 1fr auto 1fr; align-items: center; gap: 24px; font-size: 12px; color: var(--text-muted); }
.landing-format-row strong { font-family: var(--font-mono); font-size: 11px; text-align: right; letter-spacing: .7px; color: var(--text); }
.landing-format-strip p { color: var(--text-muted); font-size: 10px; text-align: right; margin: 12px 0 0; }
.landing-section { padding: 110px 0; }
.landing-section-head { text-align: center; max-width: 700px; margin: 0 auto 50px; }
.landing-kicker { display: block; font-size: 11px; font-weight: 750; letter-spacing: 1.6px; text-transform: uppercase; color: var(--accent-ink); }
.landing h2 { font-size: clamp(35px, 4vw, 52px); font-weight: 750; letter-spacing: -2.3px; line-height: 1.14; margin: 16px 0 18px; }
.landing-section-head p { color: var(--text-muted); line-height: 1.8; font-size: 16px; margin: 0; }
.landing-step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.landing .landing-step-card { padding: 28px; }
.landing-step-card .landing-kicker { letter-spacing: .4px; }
.landing-step-icon { display: grid; place-items: center; width: 50px; height: 50px; border-radius: 12px; margin: 26px 0 20px; background: var(--accent-tint); color: var(--accent-ink); font-size: 24px; }
.landing-step-card h3, .landing-use-card h3 { font-size: 20px; letter-spacing: -.6px; margin: 0 0 10px; }
.landing-step-card p, .landing-use-card p { margin: 0; color: var(--text-muted); font-size: 13px; line-height: 1.85; }
.landing-feature-section { background: var(--feature-bg); color: var(--feature-text); padding: 110px 0; }
.landing-product-grid { display: grid; grid-template-columns: .84fr 1.16fr; align-items: center; gap: 70px; }
.landing-feature-section .landing-kicker { color: var(--feature-accent); }
.landing-feature-section h2 { color: var(--feature-text); }
.landing-feature-section p { color: var(--feature-muted); font-size: 15px; line-height: 1.85; }
.landing-feature-points { list-style: none; padding: 0; margin: 26px 0 0; }
.landing-feature-points li { position: relative; padding-left: 30px; margin-top: 24px; font-size: 14px; }
.landing-feature-points li::before { content: '✓'; position: absolute; left: 0; color: var(--feature-accent); }
.landing .landing-example-box { padding: 18px; background: var(--surface-sunken); }
.landing-example-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 16px; font-size: 12px; font-weight: 700; }
.landing-example-tabs { flex-wrap: nowrap; gap: 4px; padding: 4px; border-radius: 9px; background: var(--border); }
.landing-example-tabs .nav-link { border: 0; min-height: 40px; padding: 8px 11px; border-radius: 7px; color: var(--text); font-size: 11px; font-weight: 650; }
.landing-example-tabs .nav-link.active { background: var(--surface); color: var(--accent-ink); }
.landing-example-tabs .nav-link:hover { color: var(--accent-ink); background: var(--accent-tint); }
.landing-example-content { padding: 22px; background: var(--surface); border: 1px solid var(--border); border-radius: 11px; }
.landing-example-content .tab-pane { min-height: 242px; }
.landing-example-content h3 { font-size: 15px; margin: 0 0 16px; }
.landing-example-content pre { padding: 16px; background: var(--surface-sunken); color: var(--text); font-family: var(--font-mono); font-size: 12px; line-height: 1.85; overflow: auto; margin: 0; }
.landing-example-content p, .landing-feature-section .landing-example-caption { color: var(--text-muted); font-size: 11px; line-height: 1.7; margin: 14px 0 0; }
.landing-feature-section .landing-example-caption { margin: 12px 4px 0; }
.landing-example-equation { font-size: 30px; padding: 12px 0 22px; }
.landing-engine-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.landing .landing-engine { padding: 36px; }
.landing-engine h3 { font-size: 27px; font-weight: 700; letter-spacing: -1px; margin: 20px 0 12px; }
.landing-engine p { color: var(--text-muted); font-size: 14px; line-height: 1.85; margin: 0 0 24px; }
.landing-engine ul { padding: 0; margin: auto 0 0; list-style: none; }
.landing-engine li { padding: 13px 0; border-top: 1px solid var(--border); font-size: 13px; line-height: 1.6; }
.landing-engine li::before { content: '✓'; color: var(--accent-ink); margin-right: 10px; }
.landing-export-note { color: var(--text-muted); font-size: 12px; line-height: 1.8; margin: 24px 0 0; }
.landing-usecases { background: var(--surface-sunken); padding: 95px 0; }
.landing .landing-use-card { padding: 26px; }
.landing-use-card .landing-kicker { font-size: 10px; font-weight: 600; color: var(--text-muted); letter-spacing: .5px; margin-bottom: 28px; }
.landing-privacy { padding: 75px 0; border-bottom: 1px solid var(--border); }
.landing-privacy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.landing-privacy h2 { font-size: 37px; letter-spacing: -1.8px; }
.landing-privacy p { font-size: 14px; color: var(--text-muted); line-height: 1.85; margin: 0; }
.landing-privacy-notes { display: grid; gap: 13px; }
.landing-privacy-notes .card { flex-direction: row; align-items: baseline; gap: 12px; padding: 17px 20px; font-size: 13px; color: var(--text); }
.landing-privacy-notes span { color: var(--accent-ink); }
.landing-end-cta { padding: 90px 0 100px; }
.landing-end-box { text-align: center; padding: 70px 24px; border-radius: 24px; background: var(--cta-bg); position: relative; overflow: hidden; }
.landing-end-box::before { content: ''; position: absolute; height: 430px; width: 430px; border: 55px solid var(--cta-ring); border-radius: 50%; right: -110px; top: -110px; pointer-events: none; }
.landing-end-box > * { position: relative; }
.landing-end-box h2 { font-size: 48px; letter-spacing: -2.5px; }
.landing-end-box p { color: var(--text-muted); margin-bottom: 26px; }
.landing-footer { border-top: 1px solid var(--border); padding: 34px 0; color: var(--text-muted); font-size: 12px; }
.landing-footer > .landing-shell { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.landing-footer .landing-shell > div { display: flex; gap: 24px; }
.landing-footer a:not(.brand-mark) { color: var(--text-muted); }
.landing.catalog-showcase { margin: 24px 0; }
@media (max-width: 1040px) {
  .landing-shell { padding-inline: 24px; }
  .landing-navlinks, .landing-nav-actions { gap: 14px; }
  .landing-navigation { gap: 16px; }
  .landing-navlinks a { font-size: 12px; }
  .landing-hero-grid { grid-template-columns: 1fr; gap: 60px; }
  .landing-hero-copy { max-width: 710px; }
  .landing-hero { padding: 70px 0; }
  .landing-visual { max-width: 760px; width: 100%; margin-inline: auto; }
  .landing-product-grid { grid-template-columns: 1fr; gap: 36px; }
  .landing-format-row { gap: 16px; }
  .landing-format-row strong { font-size: 10px; }
}
@media (max-width: 900px) {
  .landing-navlinks, .landing-signin { display: none; }
  .landing-nav-actions { gap: 8px; }
  .landing-mobile-menu { display: block; }
  .landing-navigation .btn { min-height: 44px; padding: 10px 11px; font-size: 12px; gap: 6px; }
}
@media (max-width: 690px) {
  .landing-shell { padding-inline: 20px; }
  .landing-navigation { min-height: 72px; gap: 10px; }
  .landing-navlinks, .landing-signin { display: none; }
  .landing-nav-actions { gap: 8px; }
  .landing-navigation .btn { min-height: 44px; padding: 10px 11px; font-size: 12px; gap: 6px; }
  .landing-mobile-menu { display: block; }
  .landing section[id] { scroll-margin-top: 90px; }
  .landing-hero { padding: 50px 0 50px; }
  .landing-eyebrow { font-size: 8px; letter-spacing: 1px; padding: 8px 10px; }
  .landing h1 { font-size: 46px; letter-spacing: -2.5px; }
  .landing-lead { font-size: 15px; line-height: 1.85; }
  .landing .btn { font-size: 13px; padding: 12px 15px; min-height: 46px; }
  .landing-hero-note { font-size: 11px; }
  .landing-specimen-top { padding: 12px 9px; gap: 7px; font-size: 8px; }
  .landing-window-dots { display: none; }
  .landing-specimen-top .pill { font-size: 8px; }
  .landing-specimen-toolbar { font-size: 8px; gap: 8px; padding: 11px 9px; }
  .landing-preview-split { min-height: 330px; }
  .landing-source-pane, .landing-result-pane { padding: 8px; }
  .landing-pane-label { font-size: 7px; letter-spacing: .7px; }
  .landing-paper { padding: 13px 10px; min-height: 292px; }
  .landing-paper h3, .landing-result-body h3 { font-size: 11px; }
  .landing-issuer, .landing-paper-meta { font-size: 6px; }
  .landing-doc-table td, .landing-doc-table th { padding: 4px 2px; font-size: 6px; }
  .landing-result-body { padding: 8px; min-height: 292px; }
  .landing-result-label { font-size: 6px; }
  .landing-code-table { font-size: 6px; }
  .landing-formula-note { font-size: 7px; padding: 8px; }
  .landing-formula-note code { font-size: 9px; }
  .landing-preview-formats { font-size: 7px; }
  .landing-comparison-note { right: -5px; bottom: 47px; font-size: 9px; padding: 10px 12px; }
  .landing-visual figcaption { font-size: 9px; }
  .landing-format-row { grid-template-columns: auto 1fr; gap: 12px 10px; font-size: 10px; }
  .landing-format-row strong { font-size: 9px; letter-spacing: .3px; }
  .landing-format-strip p { font-size: 9px; }
  .landing-section { padding: 72px 0; }
  .landing h2 { font-size: 36px; letter-spacing: -1.6px; }
  .landing-section-head { margin-bottom: 36px; }
  .landing-section-head p { font-size: 15px; }
  .landing-step-grid, .landing-engine-grid, .landing-privacy-grid { grid-template-columns: 1fr; }
  .landing-feature-section, .landing-usecases { padding: 72px 0; }
  .landing-product-grid { gap: 36px; }
  .landing-example-head { align-items: center; font-size: 11px; gap: 8px; }
  .landing-example-tabs .nav-link { min-height: 44px; padding: 7px 9px; }
  .landing-example-content { padding: 18px; }
  .landing-example-content pre { font-size: 11px; padding: 12px; }
  .landing .landing-engine { padding: 28px; }
  .landing-engine h3 { font-size: 26px; }
  .landing-privacy { padding: 65px 0; }
  .landing-privacy-grid { gap: 28px; }
  .landing-end-cta { padding: 45px 0; }
  .landing-end-box { padding: 55px 22px; }
  .landing-end-box h2 { font-size: 34px; letter-spacing: -1.5px; }
  .landing-footer > .landing-shell { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: no-preference) { .landing-site { scroll-behavior: smooth; } }