:root {
    --purple: #24164c;
    --purple-2: #140b31;
    --violet: #6a46d9;
    --lime: #b9f43b;
    --lime-soft: #e9ffc0;
    --orange: #ff7656;
    --paper: #fffdf5;
    --cream: #f5f1e7;
    --ink: #211c31;
    --muted: #736e7e;
    --line: #d9d3df;
    --white: #fff;
    --shadow: 0 25px 70px rgba(36, 22, 76, .14);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--cream); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.55; -webkit-font-smoothing: antialiased; }
[hidden] { display: none !important; }
a { color: inherit; text-underline-offset: 3px; }
button, input, select { font: inherit; }
.icon { width: 1.2em; height: 1.2em; flex: 0 0 auto; }
.shell { width: min(1160px, calc(100% - 44px)); margin-inline: auto; }
.narrow { width: min(850px, calc(100% - 44px)); }
.skip-link { position: fixed; z-index: 100; top: 0; left: 10px; padding: 10px 14px; color: var(--purple); background: var(--lime); clip-path: inset(100%); }
.skip-link:focus { top: 10px; clip-path: none; }

.site-header { color: white; background: var(--purple); border-bottom: 1px solid rgba(255,255,255,.14); }
.header-inner { min-height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: white; text-decoration: none; }
.brand-mark { width: 42px; height: 42px; display: grid; place-items: center; color: var(--purple); background: var(--lime); border-radius: 13px 13px 3px 13px; }
.brand-mark .icon { width: 25px; height: 25px; stroke-width: 2.2; }
.brand > span:last-child { display: grid; line-height: 1.04; }
.brand strong { font-size: 13px; letter-spacing: -.02em; }
.brand b { color: var(--lime); font-size: 9px; letter-spacing: .16em; text-transform: uppercase; }
.site-header nav { display: flex; gap: 29px; }
.site-header nav a { color: #bdb1de; font-size: 12px; font-weight: 750; text-decoration: none; }
.site-header nav a:hover, .site-header nav a[aria-current="page"] { color: var(--lime); }
.header-cta { display: inline-flex; align-items: center; gap: 8px; color: var(--lime); font-size: 12px; font-weight: 850; }

.hero { position: relative; overflow: hidden; color: white; background:
    radial-gradient(circle at 12% 90%, rgba(185,244,59,.1) 0 130px, transparent 132px),
    linear-gradient(110deg, var(--purple) 0 68%, #352267 68%); }
.hero::after { position: absolute; right: -75px; top: 20px; width: 430px; height: 430px; border: 1px dashed rgba(255,255,255,.12); border-radius: 50%; content: ""; }
.hero-grid { min-height: 640px; display: grid; grid-template-columns: 1fr .9fr; align-items: center; gap: 90px; padding-block: 70px 80px; }
.hero-copy, .deadline-sheet { position: relative; z-index: 2; }
.eyebrow, .chapter { margin: 0 0 14px; color: var(--lime); font-size: 9px; font-weight: 900; letter-spacing: .17em; text-transform: uppercase; }
.eyebrow.purple, .chapter { color: var(--violet); }
h1, h2, h3, p { margin-top: 0; }
.hero h1, .subhero h1, .not-found h1 { margin-bottom: 25px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(55px, 6.7vw, 87px); font-weight: 500; letter-spacing: -.055em; line-height: .94; }
.hero h1 em, .subhero h1 em { color: var(--lime); font-style: italic; }
.hero-copy > p:not(.eyebrow) { max-width: 585px; margin-bottom: 29px; color: #d0c8e5; font-size: 18px; }
.button { display: inline-flex; min-height: 51px; align-items: center; justify-content: center; gap: 9px; padding: 12px 22px; border: 0; border-radius: 99px; text-decoration: none; font-size: 13px; font-weight: 850; }
.button.lime { color: var(--purple); background: var(--lime); box-shadow: 0 14px 32px rgba(185,244,59,.17); }
.button.lime:hover { background: #c9ff58; }
.hero-facts { display: flex; gap: 30px; margin-top: 38px; }
.hero-facts span { display: grid; }
.hero-facts b { color: var(--lime); font-family: Georgia, "Times New Roman", serif; font-size: 20px; font-weight: 500; }
.hero-facts small { color: #9183bc; font-size: 8px; }

.deadline-sheet { padding: 31px; color: var(--ink); background:
    repeating-linear-gradient(0deg, transparent 0 31px, rgba(106,70,217,.08) 32px),
    var(--paper); box-shadow: 13px 13px 0 var(--orange); transform: rotate(-1.2deg); }
.sheet-top { display: flex; justify-content: space-between; padding-bottom: 14px; border-bottom: 2px solid var(--purple); font-size: 9px; font-weight: 900; letter-spacing: .1em; }
.sheet-top b { color: var(--violet); }
.sheet-row { display: flex; align-items: end; justify-content: space-between; padding: 25px 0 12px; }
.sheet-row span, .sheet-result span { color: var(--muted); font-size: 9px; text-transform: uppercase; }
.sheet-row strong { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 17px; }
.sheet-arrow { padding: 12px; color: var(--violet); background: #f0ecfa; text-align: center; }
.sheet-arrow small { margin-left: 9px; color: var(--muted); }
.sheet-result { display: grid; padding: 24px 0 18px; border-bottom: 1px dashed #aaa3b1; }
.sheet-result strong { color: var(--purple); font-family: Georgia, "Times New Roman", serif; font-size: 40px; font-weight: 500; letter-spacing: -.04em; }
.sheet-result small { color: var(--muted); }
.sheet-check { display: flex; align-items: center; gap: 8px; margin-top: 17px; padding: 11px; color: #405a0c; background: var(--lime-soft); font-size: 9px; font-weight: 750; }
.paperclip { position: absolute; top: -15px; right: 30px; width: 18px; height: 55px; border: 3px solid #a6a0ae; border-radius: 12px; }

.notice-strip { color: white; background: #3b2a6c; }
.notice-strip > div { min-height: 93px; display: grid; grid-template-columns: repeat(3, 1fr); align-items: center; gap: 20px; }
.notice-strip span { display: flex; align-items: center; gap: 9px; color: #bdb4da; font-size: 9px; }
.notice-strip b { color: white; }
.notice-strip .icon { width: 21px; color: var(--lime); }

.calculator-section { padding: 105px 0 115px; }
.section-heading { display: grid; grid-template-columns: 1.15fr .85fr; align-items: end; gap: 70px; margin-bottom: 44px; }
.section-heading h2 { margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(42px, 5vw, 63px); font-weight: 500; letter-spacing: -.05em; line-height: 1; }
.section-heading > p { max-width: 470px; margin: 0 0 3px; color: var(--muted); font-size: 14px; }
.calculator-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 18px; }
.input-card, .result-card { padding: 32px; background: var(--paper); border: 1px solid var(--line); border-radius: 16px 16px 4px 16px; box-shadow: var(--shadow); }
.card-label { margin-bottom: 25px; color: var(--violet); font-size: 8px; font-weight: 900; letter-spacing: .16em; }
.role-choice { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin: 0 0 20px; padding: 0; border: 0; }
.role-choice legend { grid-column: 1 / -1; margin-bottom: 6px; color: var(--muted); font-size: 10px; font-weight: 750; }
.role-choice input { position: absolute; opacity: 0; }
.role-choice label { cursor: pointer; }
.role-choice label > span { display: grid; padding: 13px; background: #f3f0f7; border: 1px solid var(--line); border-radius: 8px; }
.role-choice input:checked + span { background: var(--lime-soft); border: 2px solid var(--purple); }
.role-choice input:focus-visible + span { outline: 3px solid rgba(106,70,217,.2); }
.role-choice b { font-size: 12px; }
.role-choice small { color: var(--muted); font-size: 8px; }
.field { display: grid; gap: 7px; margin-bottom: 18px; }
.field > span, .custom-fields label > span:first-child { color: var(--muted); font-size: 10px; font-weight: 750; }
.field input, .custom-fields input, .custom-fields select { width: 100%; min-height: 54px; padding: 0 13px; color: var(--ink); background: #f3f0f7; border: 1px solid var(--line); border-radius: 8px; outline: 0; font-size: 12px; font-weight: 700; }
.field input:focus, .custom-fields input:focus, .custom-fields select:focus { border-color: var(--violet); box-shadow: 0 0 0 3px rgba(106,70,217,.14); }
.check-row { display: flex; align-items: center; gap: 11px; margin: 3px 0 20px; padding: 14px; background: #f3f0f7; border-radius: 8px; cursor: pointer; }
.check-row input { width: 18px; height: 18px; accent-color: var(--violet); }
.check-row span { display: grid; }
.check-row b { font-size: 11px; }
.check-row small { color: var(--muted); font-size: 8px; }
.form-error { min-height: 18px; margin: 3px 0; color: #a53c28; font-size: 10px; font-weight: 750; }
.privacy-note { display: flex; gap: 8px; margin: 17px 0 0; color: var(--muted); font-size: 9px; }
.privacy-note .icon { color: var(--violet); }

.result-card { color: white; background: var(--purple); border-color: var(--purple); }
.result-card .card-label { color: var(--lime); }
.end-date { display: grid; padding-bottom: 24px; border-bottom: 1px solid rgba(255,255,255,.15); }
.end-date span { color: #ada2cc; font-size: 9px; text-transform: uppercase; }
.end-date strong { margin: 3px 0; color: var(--lime); font-family: Georgia, "Times New Roman", serif; font-size: 49px; font-weight: 500; letter-spacing: -.04em; line-height: 1; }
.end-date small { color: #a99dca; }
.result-details { margin: 15px 0 0; }
.result-details > div { display: flex; justify-content: space-between; gap: 15px; padding: 9px 0; border-bottom: 1px solid rgba(255,255,255,.1); font-size: 10px; }
.result-details dt { color: #a99eca; }
.result-details dd { margin: 0; font-weight: 800; text-align: right; }
.timeline { display: grid; grid-template-columns: auto 1fr auto; align-items: start; margin: 25px 0; }
.timeline > div { display: grid; justify-items: center; }
.timeline i { width: 14px; height: 14px; background: var(--lime); border: 3px solid var(--purple); border-radius: 50%; outline: 1px solid var(--lime); }
.timeline b { height: 2px; margin-top: 6px; background: linear-gradient(90deg, var(--lime), var(--orange)); }
.timeline span { margin-top: 7px; font-size: 9px; font-weight: 800; }
.timeline small { color: #8f82b3; font-size: 7px; }
.result-note { margin: 0; padding: 13px; color: #58672e; background: var(--lime-soft); border-radius: 7px; font-size: 9px; }
.urgent-card { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 17px; margin-top: 18px; padding: 21px; color: #6d2b1f; background: #ffddd4; border-left: 7px solid var(--orange); }
.urgent-card > span { width: 42px; height: 42px; display: grid; place-items: center; color: white; background: var(--orange); border-radius: 50%; }
.urgent-card b { font-size: 12px; }
.urgent-card p { margin: 3px 0 0; color: #8a544b; font-size: 10px; }
.urgent-card > div:last-child { display: grid; justify-items: end; }
.urgent-card small { color: #8a544b; font-size: 8px; }
.urgent-card strong { color: var(--purple); font-family: Georgia, "Times New Roman", serif; font-size: 22px; }

.custom-section { padding: 105px 0 115px; color: white; background: var(--purple-2); }
.section-heading.inverse .eyebrow { color: var(--lime); }
.section-heading.inverse h2 { color: white; }
.section-heading.inverse > p { color: #968aad; }
.custom-grid { display: grid; grid-template-columns: 1fr .85fr; gap: 18px; }
.custom-fields { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding: 28px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.13); }
.custom-fields label { display: grid; gap: 7px; }
.custom-fields label > span:first-child { color: #9e93b4; }
.custom-fields input, .custom-fields select { color: white; background: #291c4d; border-color: #4a3a70; }
.compound { display: grid; grid-template-columns: .65fr 1.35fr; }
.compound input { border-radius: 8px 0 0 8px; }
.compound select { border-radius: 0 8px 8px 0; }
.custom-fields .form-error { grid-column: 1 / -1; }
.custom-result { display: grid; align-content: center; padding: 30px; color: var(--ink); background: var(--lime); }
.custom-result > span { font-size: 8px; text-transform: uppercase; }
.custom-result > b { font-family: Georgia, "Times New Roman", serif; font-size: 24px; }
.custom-result > i { margin: 15px 0 3px; font-size: 9px; font-style: normal; text-transform: uppercase; }
.custom-result > strong { font-family: Georgia, "Times New Roman", serif; font-size: 43px; line-height: 1; }
.custom-result > small { margin-top: 7px; color: #526920; }

.steps-section { padding: 110px 0 120px; }
.compact-heading { grid-template-columns: 1fr auto; }
.compact-heading > a { display: inline-flex; align-items: center; gap: 8px; color: var(--violet); font-size: 12px; font-weight: 850; }
.step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; }
.step-grid article { min-height: 235px; padding: 28px; background: var(--paper); border: 1px solid var(--line); }
.step-grid article:nth-child(2) { color: white; background: var(--purple); border-color: var(--purple); }
.step-grid article > span { color: var(--orange); font-size: 9px; font-weight: 900; }
.step-grid h3 { margin: 68px 0 10px; font-family: Georgia, "Times New Roman", serif; font-size: 24px; font-weight: 500; }
.step-grid p { margin: 0; color: var(--muted); font-size: 11px; }
.step-grid article:nth-child(2) p { color: #9e92bf; }

.subhero { padding: 100px 0 95px; color: white; background: var(--purple); }
.subhero.compact { padding-block: 72px; }
.subhero h1 { max-width: 920px; }
.subhero > div > p:last-child { max-width: 720px; margin: 0; color: #c8c0dc; font-size: 18px; }
.prose { max-width: 870px; padding-block: 85px 115px; }
.prose section { margin-bottom: 73px; }
.prose section:last-child { margin-bottom: 0; }
.chapter { font-size: 9px; font-weight: 900; letter-spacing: .15em; }
.prose h2, .legal h2 { margin-bottom: 17px; font-family: Georgia, "Times New Roman", serif; font-size: 40px; font-weight: 500; letter-spacing: -.04em; line-height: 1.08; }
.prose p, .legal p, .prose li { color: var(--muted); font-size: 17px; line-height: 1.75; }
.rule-box { display: grid; grid-template-columns: auto 1fr auto auto 1.5fr; align-items: center; gap: 12px; margin: 25px 0; padding: 22px; color: white; background: var(--purple); }
.rule-box span { color: #a69abd; font-size: 9px; text-transform: uppercase; }
.rule-box strong { color: var(--lime); }
.rule-box i { color: var(--orange); font-style: normal; }
.period-table { margin: 25px 0; border: 1px solid var(--line); }
.period-table > div { display: flex; justify-content: space-between; gap: 20px; padding: 11px 16px; border-bottom: 1px solid var(--line); }
.period-table > div:first-child { color: white; background: var(--purple); font-size: 10px; }
.period-table > div:last-child { border-bottom: 0; }
.period-table span { color: var(--muted); }
.period-table strong { color: var(--violet); text-align: right; }
.sources { padding: 29px; background: #eee9f7; }
.sources ul { margin: 0; padding-left: 20px; }
.sources li { margin: 7px 0; font-size: 13px; }
.sources a { color: var(--violet); font-weight: 750; }
.faq-list { max-width: 900px; padding-block: 75px 110px; }
.faq-list details { border-top: 1px solid var(--line); background: var(--paper); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 24px 52px 24px 7px; cursor: pointer; list-style: none; font-family: Georgia, "Times New Roman", serif; font-size: 23px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; top: 22px; right: 14px; color: var(--violet); content: "+"; font: 27px sans-serif; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details > div { max-width: 760px; padding: 0 52px 25px 7px; color: var(--muted); }
.faq-list details p { margin: 0; }
.legal { max-width: 800px; padding-block: 80px 110px; }
.legal section { margin-bottom: 45px; }
.legal h2 { font-size: 29px; }
.legal p { font-size: 16px; }
.legal a { color: var(--violet); font-weight: 750; }
.not-found { min-height: 630px; display: grid; place-items: center; padding: 80px 0; color: white; background: var(--purple); text-align: center; }
.not-found span { color: var(--lime); font-size: 9px; font-weight: 900; letter-spacing: .15em; }
.not-found h1 { margin-top: 16px; }
.not-found p { color: #c4badb; }
.not-found .button { margin-top: 12px; }

.site-footer { color: #afa4c8; background: #09051b; }
.footer-grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr; gap: 70px; padding-block: 65px 50px; }
.footer-grid > div { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.footer-grid p { margin: 10px 0 0; color: #655a7c; font-size: 11px; }
.footer-grid > div > b { margin-bottom: 7px; color: var(--lime); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.footer-grid a:not(.brand) { color: #a69abc; font-size: 11px; text-decoration: none; }
.footer-grid a:hover { color: white; }
.footer-bottom { display: flex; justify-content: space-between; padding-block: 18px; color: #584e6d; border-top: 1px solid rgba(255,255,255,.09); font-size: 9px; }

@media (max-width: 900px) {
    .hero-grid { gap: 40px; }
    .custom-fields { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
    .shell, .narrow { width: min(100% - 30px, 1160px); }
    .header-inner { min-height: 68px; }
    .site-header nav { display: none; }
    .header-cta { font-size: 0; }
    .hero-grid { min-height: auto; grid-template-columns: 1fr; padding-block: 55px 65px; }
    .hero h1, .subhero h1 { font-size: 49px; }
    .hero-copy > p:not(.eyebrow) { font-size: 16px; }
    .hero-facts { gap: 18px; }
    .deadline-sheet { margin-top: 22px; padding: 24px; }
    .notice-strip > div { grid-template-columns: 1fr; gap: 11px; padding-block: 18px; }
    .calculator-section { padding-block: 72px 82px; }
    .section-heading { grid-template-columns: 1fr; gap: 17px; }
    .section-heading h2 { font-size: 43px; }
    .calculator-grid { grid-template-columns: 1fr; }
    .input-card, .result-card { padding: 24px; }
    .urgent-card { grid-template-columns: auto 1fr; }
    .urgent-card > div:last-child { grid-column: 1 / -1; justify-items: start; padding-left: 58px; }
    .custom-section { padding-block: 75px 82px; }
    .custom-grid { grid-template-columns: 1fr; }
    .custom-fields { grid-template-columns: 1fr; padding: 23px; }
    .custom-result { padding: 24px; }
    .steps-section { padding-block: 75px 85px; }
    .compact-heading { grid-template-columns: 1fr; }
    .step-grid { grid-template-columns: 1fr; }
    .step-grid article { min-height: 190px; }
    .step-grid h3 { margin-top: 40px; }
    .subhero { padding-block: 70px; }
    .prose { padding-block: 65px 90px; }
    .prose section { margin-bottom: 55px; }
    .prose h2 { font-size: 34px; }
    .rule-box { grid-template-columns: 1fr; }
    .period-table > div { font-size: 12px; }
    .faq-list { padding-block: 55px 80px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 38px 25px; }
    .footer-grid > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 420px) {
    .brand strong { font-size: 11px; }
    .hero h1, .subhero h1 { font-size: 43px; }
    .hero-facts { flex-direction: column; gap: 7px; }
    .hero-facts span { grid-template-columns: 90px 1fr; align-items: center; }
    .role-choice { grid-template-columns: 1fr; }
    .end-date strong { font-size: 40px; }
    .sheet-result strong { font-size: 34px; }
    .footer-bottom { flex-direction: column; gap: 5px; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { transition: none !important; }
}