:root{
  --bg:#f4f7fb;--surface:#fff;--surface-2:#eef2ff;--text:#111827;--muted:#5f6b7a;
  --line:#dbe3ee;--accent:#5b5ce2;--accent-dark:#4142bf;--success:#157f5b;
  --shadow:0 24px 70px rgba(17,24,39,.12);--radius:24px;--input:#fff
}
:root[data-theme="dark"]{
  --bg:#0d1320;--surface:#151d2c;--surface-2:#202942;--text:#f4f7fb;--muted:#a9b4c5;
  --line:#2d3950;--accent:#8587ff;--accent-dark:#6d70ec;--success:#64d7ad;
  --shadow:0 24px 70px rgba(0,0,0,.38);--input:#101827
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:radial-gradient(circle at 85% 0,#e5e7ff 0,transparent 30%),var(--bg);line-height:1.6}
:root[data-theme="dark"] body{background:radial-gradient(circle at 85% 0,#252954 0,transparent 30%),var(--bg)}
.shell{width:min(1120px,calc(100% - 32px));margin-inline:auto}.skip-link{position:absolute;left:-999px;top:12px;background:var(--surface);padding:10px 14px;border-radius:8px;z-index:99}.skip-link:focus{left:12px}
.site-header{padding:20px 0}.header-inner,.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:850}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:var(--text);color:var(--surface);font-size:.82rem;letter-spacing:.04em}nav{display:flex;align-items:center;gap:24px}nav a,footer a{color:var(--muted);text-decoration:none;font-weight:700}nav a:hover,footer a:hover{color:var(--accent)}
button,input,select{font:inherit}button{border:0;cursor:pointer;transition:.18s ease}button:hover:not(:disabled){transform:translateY(-1px)}button:disabled{opacity:.45;cursor:not-allowed}.theme-toggle{background:transparent;color:var(--muted);padding:8px 11px;border:1px solid var(--line);border-radius:11px;font-weight:750}.theme-toggle:hover:not(:disabled){background:var(--surface);color:var(--text);transform:none}
.platform-hero{display:grid;grid-template-columns:1.4fr .6fr;gap:4rem;align-items:end;padding-top:5rem;padding-bottom:3rem}.eyebrow,.kicker{text-transform:uppercase;letter-spacing:.15em;font-size:.74rem;font-weight:850;color:var(--accent);margin:0 0 10px}.platform-hero h1{font-size:clamp(3rem,7vw,6.4rem);line-height:.92;letter-spacing:-.065em;max-width:850px;margin:.5rem 0 1.5rem}.lead{font-size:1.1rem;color:var(--muted);max-width:650px}.hero-badge{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:1.5rem;box-shadow:var(--shadow);display:grid;gap:.35rem}.hero-badge strong{color:#946200}.hero-badge strong.ready{color:var(--success)}.hero-badge span{color:var(--muted)}
.tool-nav{display:flex;gap:.65rem;overflow:auto;padding-bottom:1rem}.tool-tab{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:999px;padding:.85rem 1.15rem;font-weight:850;white-space:nowrap}.tool-tab.active{background:var(--accent);border-color:var(--accent);color:#fff}
.workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.8fr);gap:1.5rem;align-items:start;padding-bottom:5rem}.tool-pane,.results-card{background:var(--surface);border:1px solid var(--line);border-radius:28px;padding:2rem;box-shadow:var(--shadow)}.tool-pane{display:none}.tool-pane.active{display:block}.pane-intro{margin-bottom:1.5rem}.pane-intro h2,.results-heading h2{font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.12;margin:.25rem 0}.pane-intro p{color:var(--muted)}
.tool-form{display:grid;gap:1rem;margin:0}.tool-form label{display:grid;gap:.45rem;font-weight:800;font-size:.9rem}.tool-form input,.tool-form select{width:100%;border:1px solid var(--line);background:var(--input);color:var(--text);border-radius:14px;padding:1rem;outline:none}.tool-form input{text-transform:uppercase;letter-spacing:.08em}.tool-form input:focus,.tool-form select:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(91,92,226,.14)}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.primary-button{border-radius:14px;padding:1rem 1.25rem;background:var(--accent);color:#fff;font-weight:900;font-size:1rem}.primary-button:hover:not(:disabled){background:var(--accent-dark)}
.results-card{position:sticky;top:1rem;max-height:75vh;overflow:auto}.results-heading{display:flex;align-items:center;justify-content:space-between;gap:1rem}.secondary-button,.show-more{background:var(--surface-2);color:var(--accent-dark);padding:10px 14px;border-radius:12px;font-weight:850}.message{min-height:24px;color:var(--muted)}.results-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.65rem;list-style:none;padding:0;margin:1rem 0}.word-result{display:flex;justify-content:space-between;align-items:center;gap:.75rem;border:1px solid var(--line);border-radius:14px;padding:.8rem .9rem;background:var(--surface)}.word-result strong{text-transform:uppercase;letter-spacing:.03em}.score{font-size:.78rem;color:var(--muted);white-space:nowrap}.show-more{display:block;margin:16px auto 0}
.stats-band{background:var(--text);color:var(--surface);padding:30px 0}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}.stats-grid strong{display:block;font-size:1.7rem}.stats-grid span{opacity:.72;font-size:.88rem}.content-section{padding:90px 0}.section-heading{max-width:650px;margin-bottom:38px}.content-section h2{font-size:clamp(2rem,4vw,3.4rem);line-height:1.05;letter-spacing:-.04em;margin:0}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.steps-grid article,.faq-list details{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:26px}.steps-grid article>span{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--surface-2);color:var(--accent);font-weight:850}.steps-grid h3{margin:22px 0 8px}.steps-grid p,.faq-list p,footer p{color:var(--muted)}.faq-section{padding-top:40px}.faq-list{display:grid;gap:12px}.faq-list summary{font-weight:850;cursor:pointer}.faq-list p{margin-bottom:0}footer{border-top:1px solid var(--line);padding:34px 0;background:var(--surface)}footer p{margin:.25rem 0;font-size:.88rem}
@media(max-width:900px){.platform-hero,.workspace{grid-template-columns:1fr}.platform-hero{gap:1.5rem;padding-top:3rem}.results-card{position:static;max-height:none}.form-grid.three{grid-template-columns:1fr}.results-list{grid-template-columns:1fr}.steps-grid{grid-template-columns:1fr}}
@media(max-width:560px){nav a{display:none}.form-grid{grid-template-columns:1fr}.tool-pane,.results-card{padding:1.25rem;border-radius:20px}.platform-hero h1{font-size:3.5rem}.stats-grid{grid-template-columns:1fr}.footer-inner{align-items:flex-start;flex-direction:column}}

/* v2.0.2: make all typing and selection fields clearly visible */
.tool-form input,
.tool-form select {
  background: #ffffff;
  color: #111827;
  border: 2px solid #c7d2e3;
  box-shadow: 0 2px 8px rgba(17, 24, 39, 0.06);
  min-height: 54px;
}

.tool-form input::placeholder {
  color: #7b8492;
  opacity: 1;
}

.tool-form input:hover,
.tool-form select:hover {
  border-color: #9aa9bd;
}

.tool-form input:focus,
.tool-form select:focus {
  background: #ffffff;
  color: #111827;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(91, 92, 226, 0.16), 0 4px 12px rgba(17, 24, 39, 0.08);
}

:root[data-theme="dark"] .tool-form input,
:root[data-theme="dark"] .tool-form select {
  background: #ffffff;
  color: #111827;
  border-color: #b9c5d6;
}

/* LetterToolkit 3.0 */
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.primary-link,.secondary-link{display:inline-block;padding:13px 18px;border-radius:13px;font-weight:850;text-decoration:none}.primary-link{background:var(--accent);color:#fff}.secondary-link{background:var(--surface);border:1px solid var(--line);color:var(--text)}.tool-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.tool-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:28px;color:var(--text);text-decoration:none;box-shadow:0 12px 35px rgba(17,24,39,.06);transition:.18s}.tool-card:hover{transform:translateY(-3px);border-color:var(--accent)}.tool-card>span{color:var(--accent);font-weight:900}.tool-card h3{font-size:1.45rem;margin:12px 0 6px}.tool-card p{color:var(--muted)}.tool-card b{color:var(--accent)}.tool-hero{padding:70px 0 35px}.tool-hero h1,.legal-page h1{font-size:clamp(3rem,7vw,5.8rem);line-height:.95;letter-spacing:-.055em;margin:.3rem 0 1rem}.tool-hero>p:last-child{color:var(--muted);font-size:1.1rem;max-width:700px}.ad-slot{height:90px;border:1px dashed var(--line);border-radius:16px;display:grid;place-items:center;color:var(--muted);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;margin-top:8px;margin-bottom:24px;background:rgba(255,255,255,.25)}.tool-copy{padding-top:30px}.mini-faq{margin-top:35px}.legal-page{max-width:800px;padding-top:80px;padding-bottom:120px}.legal-page>p{font-size:1.1rem;color:var(--muted)}.footer-links{display:flex;gap:18px;flex-wrap:wrap}.tool-nav a{text-decoration:none}.workspace{padding-bottom:45px}@media(max-width:760px){.tool-card-grid{grid-template-columns:1fr}.hero-actions{flex-direction:column}.primary-link,.secondary-link{text-align:center}.ad-slot{height:70px}}


/* 4.0.1 homepage and navigation fixes */
.tool-nav{scrollbar-width:none;-ms-overflow-style:none}
.tool-nav::-webkit-scrollbar{display:none}
@media(min-width:1100px){.tool-nav{flex-wrap:wrap;overflow:visible}}
@media(max-width:760px){.tool-hero{padding-top:42px}.tool-hero h1{font-size:clamp(2.7rem,13vw,4.2rem)}}

/* LetterToolkit 4.1 SEO word-list pages */
.seo-list-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start;padding-bottom:72px}.seo-list-card,.seo-side-card,.word-list-group{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:var(--shadow)}.seo-list-heading{display:flex;justify-content:space-between;align-items:center;gap:18px}.seo-list-heading h2,.seo-side-card h2{margin:.2rem 0 1rem;font-size:clamp(1.8rem,3vw,2.6rem)}.seo-filter-label{display:grid;gap:8px;font-weight:850;margin:20px 0}.seo-filter-label input{width:100%;border:2px solid #c7d2e3;background:#fff;color:#111827;border-radius:14px;padding:1rem;min-height:54px;font:inherit}.seo-filter-label input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(91,92,226,.16)}.seo-word-grid{list-style:none;padding:0;margin:20px 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.seo-word{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:10px 12px;text-transform:uppercase;font-weight:800;letter-spacing:.03em;overflow-wrap:anywhere}.seo-side-card{position:sticky;top:16px}.related-links{display:flex;flex-wrap:wrap;gap:10px}.related-links a{display:inline-block;text-decoration:none;color:var(--accent-dark);background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:8px 12px;font-weight:800}.word-list-hub{display:grid;gap:24px;padding-bottom:90px}.word-list-group h2{margin-top:0}.seo-side-card p{color:var(--muted)}.seo-side-card p a{color:var(--accent);font-weight:800}@media(max-width:900px){.seo-list-layout{grid-template-columns:1fr}.seo-side-card{position:static}.seo-word-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:600px){.seo-list-heading{align-items:flex-start;flex-direction:column}.seo-word-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}