:root{
  --bg:#f7f9fc;--surface:#ffffff;--surface-2:#eef3f8;--text:#0f172a;--muted:#5b6473;
  --line:#dfe6ee;--blue:#2563eb;--cyan:#0891b2;--amber:#d97706;--shadow:0 18px 50px rgba(15,23,42,.08);
  --radius:22px;--radius-sm:14px;--shell:1180px
}
:root[data-theme="dark"]{
  --bg:#08111f;--surface:#0d1728;--surface-2:#121f33;--text:#eef6ff;--muted:#9fb0c6;
  --line:#24344b;--blue:#60a5fa;--cyan:#22d3ee;--amber:#fbbf24;--shadow:0 18px 60px rgba(0,0,0,.28)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.58}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}.shell{width:min(calc(100% - 32px),var(--shell));margin-inline:auto}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:16px;top:16px;z-index:1000;background:var(--surface);padding:10px 14px;border-radius:10px}
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(16px);border-bottom:1px solid color-mix(in srgb,var(--line) 75%,transparent)}.nav-wrap{height:72px;display:flex;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;font-weight:850;letter-spacing:-.03em}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:13px;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-size:12px;letter-spacing:.08em;box-shadow:0 8px 25px rgba(37,99,235,.22)}.brand-text{font-size:19px}.desktop-nav{display:flex;gap:4px;margin-left:auto}.desktop-nav a,.mobile-nav a{padding:9px 11px;border-radius:11px;color:var(--muted);font-weight:700;font-size:14px}.desktop-nav a:hover,.mobile-nav a:hover{background:var(--surface-2);color:var(--text)}.nav-actions{display:flex;gap:8px}.icon-btn{width:40px;height:40px;border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:12px}.mobile-menu-btn{display:none}.mobile-nav{padding:8px 16px 16px;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;background:var(--bg)}
.hero{padding:76px 0 34px}.hero-grid{display:grid;grid-template-columns:1.28fr .72fr;gap:40px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border:1px solid var(--line);border-radius:999px;color:var(--cyan);background:var(--surface);font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.hero h1{font-size:clamp(44px,7vw,86px);line-height:.95;letter-spacing:-.065em;margin:18px 0 18px;max-width:900px}.gradient-text{background:linear-gradient(90deg,var(--blue),var(--cyan),var(--amber));-webkit-background-clip:text;background-clip:text;color:transparent}.hero-copy{font-size:19px;color:var(--muted);max-width:760px}.hero-note{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.mini-pill{font-size:13px;font-weight:750;border:1px solid var(--line);padding:7px 10px;border-radius:999px;background:var(--surface)}.hero-side{background:linear-gradient(145deg,color-mix(in srgb,var(--blue) 12%,var(--surface)),var(--surface));border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow)}.hero-side strong{display:block;font-size:44px;letter-spacing:-.05em}.hero-side p{color:var(--muted);margin:6px 0 0}.hero-side-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.stat-chip{padding:16px;border-radius:16px;background:var(--surface);border:1px solid var(--line)}.stat-chip span{display:block;color:var(--muted);font-size:12px}.stat-chip b{font-size:19px}
.smart-box{margin-top:32px;background:var(--surface);border:1px solid var(--line);border-radius:26px;padding:14px;box-shadow:var(--shadow)}.smart-row{display:grid;grid-template-columns:1fr auto;gap:10px}.smart-input{width:100%;min-height:62px;border:0;background:transparent;color:var(--text);font-size:18px;padding:0 14px;outline:none}.primary-btn{border:0;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-weight:850;border-radius:17px;padding:0 24px;min-height:58px}.smart-examples{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px;padding:0 6px 3px}.smart-examples button{border:0;background:var(--surface-2);color:var(--muted);padding:7px 10px;border-radius:999px;font-size:12px}.smart-result{display:none;margin-top:12px;border-top:1px solid var(--line);padding:18px 12px 8px}.smart-result.show{display:block}.smart-result .big-result{font-size:32px;font-weight:900;letter-spacing:-.04em}.smart-result p{color:var(--muted);margin:.35rem 0}.smart-result a{color:var(--blue);font-weight:800}
.section{padding:38px 0}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:18px}.section h2{font-size:clamp(28px,4vw,44px);letter-spacing:-.045em;margin:0}.section-head p{max-width:620px;color:var(--muted);margin:0}.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.category-card{border:1px solid var(--line);background:var(--surface);border-radius:20px;padding:20px;transition:.2s transform,.2s border-color}.category-card:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--blue) 45%,var(--line))}.category-icon{font-size:25px;width:46px;height:46px;display:grid;place-items:center;border-radius:15px;background:var(--surface-2);margin-bottom:16px}.category-card h3{margin:0 0 6px;font-size:19px}.category-card p{margin:0;color:var(--muted);font-size:14px}.tool-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.tool-card{display:flex;flex-direction:column;min-height:210px;border:1px solid var(--line);background:var(--surface);border-radius:20px;padding:20px;transition:.2s transform,.2s border-color,.2s box-shadow}.tool-card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--cyan) 50%,var(--line));box-shadow:var(--shadow)}.tool-kicker{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--cyan);font-weight:900}.tool-card h3{font-size:20px;letter-spacing:-.025em;margin:10px 0 6px}.tool-card p{font-size:14px;color:var(--muted);margin:0 0 18px}.tool-arrow{margin-top:auto;font-weight:850;color:var(--blue);font-size:14px}.view-all{font-weight:850;color:var(--blue)}
.page-hero{padding:52px 0 24px}.breadcrumbs{display:flex;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-bottom:20px}.breadcrumbs a:hover{color:var(--blue)}.page-hero h1{font-size:clamp(38px,6vw,64px);letter-spacing:-.055em;line-height:1;margin:0 0 14px}.page-hero p{font-size:18px;color:var(--muted);max-width:780px;margin:0}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:24px;align-items:start}.tool-panel,.info-panel,.side-panel,.search-panel{border:1px solid var(--line);background:var(--surface);border-radius:24px;box-shadow:var(--shadow)}.tool-panel{padding:24px}.tool-form{display:grid;gap:16px}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field label{display:block;font-size:13px;font-weight:850;margin-bottom:7px}.field input[type="number"],.field input[type="text"],.field input[type="date"],.field textarea,.field select,.search-input{width:100%;border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:14px;padding:13px 14px;outline:none}.field textarea{min-height:150px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus,.search-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px color-mix(in srgb,var(--blue) 14%,transparent)}.checkbox-field{display:flex;gap:10px;align-items:center;border:1px solid var(--line);background:var(--bg);padding:12px 14px;border-radius:14px}.checkbox-field input{width:18px;height:18px}.tool-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.secondary-btn{border:1px solid var(--line);background:var(--surface-2);color:var(--text);font-weight:800;border-radius:14px;padding:12px 16px}.result-card{display:none;margin-top:20px;border-radius:20px;padding:20px;background:linear-gradient(145deg,color-mix(in srgb,var(--blue) 11%,var(--surface)),var(--surface));border:1px solid color-mix(in srgb,var(--blue) 28%,var(--line))}.result-card.show{display:block}.result-label{text-transform:uppercase;letter-spacing:.09em;font-size:11px;color:var(--cyan);font-weight:900}.result-main{font-size:clamp(28px,5vw,46px);font-weight:950;letter-spacing:-.05em;margin:5px 0;overflow-wrap:anywhere}.result-detail{color:var(--muted);white-space:pre-wrap;overflow-wrap:anywhere}.side-panel{padding:20px;position:sticky;top:94px}.side-panel h3{margin:0 0 10px}.side-panel p,.info-panel p{color:var(--muted)}.formula-box{padding:14px;border-radius:14px;background:var(--surface-2);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;overflow-wrap:anywhere}.info-panel{padding:24px;margin-top:24px}.info-panel h2{font-size:26px;letter-spacing:-.035em;margin:0 0 10px}.info-panel h3{margin-top:24px}.steps{padding-left:22px}.privacy-note{display:flex;gap:10px;padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--bg);font-size:13px;color:var(--muted)}.search-panel{padding:18px;margin-bottom:18px}.tool-count{color:var(--muted);font-size:14px;margin-top:8px}.empty-state{display:none;text-align:center;padding:40px;color:var(--muted)}
.ad-marker{height:1px;overflow:hidden;opacity:0}.cta-band{margin:36px auto;padding:26px;border-radius:24px;background:linear-gradient(135deg,color-mix(in srgb,var(--blue) 16%,var(--surface)),color-mix(in srgb,var(--cyan) 10%,var(--surface)));border:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:18px}.cta-band h2{margin:0;font-size:28px}.cta-band p{margin:4px 0 0;color:var(--muted)}
.site-footer{margin-top:64px;border-top:1px solid var(--line);background:var(--surface)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:34px;padding:40px 0}.footer-grid>div{display:flex;flex-direction:column;align-items:flex-start;gap:8px}.footer-grid p{color:var(--muted);max-width:520px}.footer-grid strong{margin-bottom:6px}.footer-grid a:not(.brand){color:var(--muted);font-size:14px}.footer-grid a:hover{color:var(--blue)}.footer-bottom{border-top:1px solid var(--line);padding:18px 0 26px;color:var(--muted);font-size:13px}
.prose{max-width:820px}.prose h2{margin-top:30px}.prose p,.prose li{color:var(--muted)}.notice{padding:14px 16px;border:1px solid var(--line);border-left:4px solid var(--amber);border-radius:12px;background:var(--surface)}
@media(max-width:900px){.desktop-nav{display:none}.mobile-menu-btn{display:inline-grid;place-items:center}.mobile-nav[hidden]{display:none}.mobile-nav:not([hidden]){display:grid}.hero-grid,.content-grid{grid-template-columns:1fr}.hero-side{display:none}.category-grid,.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.side-panel{position:static}.field-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:620px){.shell{width:min(calc(100% - 22px),var(--shell))}.nav-wrap{height:64px}.brand-text{font-size:16px}.hero{padding-top:46px}.hero h1{font-size:46px}.hero-copy{font-size:16px}.smart-row{grid-template-columns:1fr}.primary-btn{width:100%}.section{padding:28px 0}.section-head{align-items:start;flex-direction:column}.category-grid,.tool-grid{grid-template-columns:1fr}.tool-card{min-height:170px}.page-hero{padding-top:38px}.page-hero h1{font-size:42px}.tool-panel,.info-panel,.side-panel{border-radius:19px;padding:18px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.cta-band{align-items:flex-start;flex-direction:column}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.result-main.result-text{font-size:17px;line-height:1.55;font-weight:650;letter-spacing:0;white-space:pre-wrap}
/* Phase 2 — Real Estate interactive tools */
.checklist-top,.organizer-status{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:16px;padding:13px 15px;border:1px solid var(--line);background:var(--bg);border-radius:14px}.checklist-top span,.organizer-status span{color:var(--muted);font-size:13px}.checklist-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:18px}.checklist-item{display:flex;gap:11px;align-items:flex-start;padding:13px 14px;border:1px solid var(--line);background:var(--bg);border-radius:14px;cursor:pointer}.checklist-item:has(input:checked){border-color:color-mix(in srgb,var(--cyan) 52%,var(--line));background:color-mix(in srgb,var(--cyan) 8%,var(--surface))}.checklist-item input{width:19px;height:19px;margin-top:2px;flex:0 0 auto}.checklist-item span{font-size:14px}.document-head,.document-row{display:grid;grid-template-columns:minmax(190px,1.3fr) 140px minmax(160px,1fr) 42px;gap:8px;align-items:center}.document-head{padding:0 8px 7px;color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.document-row{margin-bottom:8px}.document-row input,.document-row select{width:100%;border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:12px;padding:10px 11px}.row-remove{width:40px;height:40px;border:1px solid var(--line);background:var(--surface-2);color:var(--muted);border-radius:11px;font-size:21px}.row-remove:hover{color:var(--text)}.document-organizer>.field{margin-bottom:14px}.glossary-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.glossary-grid article{padding:14px;border:1px solid var(--line);background:var(--bg);border-radius:14px}.glossary-grid article p{font-size:13px;margin:4px 0 0}.result-main.result-text{font-size:20px;line-height:1.45;white-space:pre-wrap;letter-spacing:-.015em}
@media(max-width:760px){.checklist-list,.glossary-grid{grid-template-columns:1fr}.checklist-top,.organizer-status{align-items:flex-start;flex-direction:column}.document-head{display:none}.document-row{grid-template-columns:1fr 115px 42px}.document-row [data-note]{grid-column:1/-1}.document-row .row-remove{grid-column:3;grid-row:1}}
@media print{.site-header,.site-footer,.breadcrumbs,.page-hero,.side-panel,.ad-marker,.tool-actions,.info-panel,.cta-band{display:none!important}.content-grid{display:block}.tool-panel{border:0;box-shadow:none;padding:0}.checklist-item{break-inside:avoid}.document-row{break-inside:avoid}}

.guide-tool-grid{grid-template-columns:repeat(2,minmax(0,1fr));}.prose .tool-card{text-decoration:none}.install-hint{font-size:.9rem;opacity:.78}@media(max-width:760px){.guide-tool-grid{grid-template-columns:1fr}}