/* Public site: mega menu, landing, guides, glossary, dates, questions, footer */

/* ---------- mega menu ---------- */
.mega-nav { display: flex; gap: 2px; list-style: none; margin: 0 auto 0 8px; padding: 0; }
.mega-nav > li { position: static; }
.mega-nav > li > a, .mega-nav > li > button {
  display: flex; align-items: center; gap: 6px; padding: 8px 13px; border-radius: 999px; border: 0; background: none;
  font: inherit; font-weight: 600; font-size: .92rem; color: var(--jx-ink-2); cursor: pointer; text-decoration: none; position: relative; z-index: 1;
}
.mega-nav > li > a:hover, .mega-nav > li > button:hover, .mega-nav > li.open > button { color: var(--jx-ink); }
.mega-nav > li > a.on { color: var(--jx-ink); }
.mega-nav .caret { width: 10px; height: 10px; transition: transform .2s ease; }
.mega-nav li.open .caret { transform: rotate(180deg); }
.spot { position: absolute; top: 8px; height: 36px; border-radius: 999px; background: var(--jx-paper-2); transition: left .25s cubic-bezier(.2, .8, .2, 1), width .25s cubic-bezier(.2, .8, .2, 1), opacity .2s; opacity: 0; pointer-events: none; }
.capsule { position: relative; }
.mega {
  position: absolute; left: 0; right: 0; top: calc(100% + 10px); background: var(--jx-surface); border: 1px solid var(--jx-line);
  border-radius: 22px; box-shadow: var(--jx-shadow-lg); padding: 22px; display: none; z-index: 45;
  grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px;
}
.mega-nav li.open .mega { display: grid; animation: canopy .22s ease both; }
@keyframes canopy { from { opacity: 0; transform: translateY(-6px) scale(.99); } to { opacity: 1; transform: none; } }
.mega h5 { font-family: var(--jx-mono); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--jx-muted); margin: 0 0 10px; font-weight: 600; }
.mega ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.mega a { display: block; padding: 7px 10px; margin: 0 -10px; border-radius: 10px; color: var(--jx-ink); text-decoration: none; font-size: .92rem; font-weight: 550; line-height: 1.35; }
.mega a:hover { background: var(--jx-paper-2); color: var(--jx-accent-ink); }
.mega a small { display: block; color: var(--jx-muted); font-weight: 400; font-size: .8rem; }
.mega .feature { background: var(--jx-ink); color: #eef0f7; border-radius: 16px; padding: 18px; display: flex; flex-direction: column; justify-content: space-between; gap: 12px; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .mega .feature { background: #1d2440; } }
:root[data-theme="dark"] .mega .feature { background: #1d2440; }
.mega .feature b { font-family: var(--jx-display); font-size: 1.15rem; color: #fff; }
.mega .feature p { margin: 0; font-size: .88rem; color: #b9bfd4; }
.mega .feature a.btn { margin: 0; color: #fff; }
.nav-right { display: flex; align-items: center; gap: 8px; }
.burger { display: none; width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--jx-line); background: var(--jx-surface); color: var(--jx-ink); cursor: pointer; place-items: center; }
.hide-xs { }
@media (max-width: 1060px) { .mega-nav, .nav-right .hide-md { display: none; } .burger { display: grid; } .capsule .brand { margin-right: auto; } }
@media (max-width: 480px) { .hide-xs { display: none !important; } }

/* mobile overlay */
.overlay { position: fixed; inset: 0; z-index: 80; background: var(--jx-paper); overflow: auto; padding: 16px; transform: translateY(-8px); opacity: 0; visibility: hidden; transition: opacity .2s ease, transform .2s ease, visibility .2s; }
.overlay.open { opacity: 1; transform: none; visibility: visible; }
.overlay-head { display: flex; justify-content: space-between; align-items: center; padding: 6px 4px 14px; }
.overlay details { border-bottom: 1px solid var(--jx-line); }
.overlay summary { list-style: none; cursor: pointer; padding: 16px 4px; font-family: var(--jx-display); font-weight: 650; font-size: 1.2rem; display: flex; justify-content: space-between; }
.overlay summary::-webkit-details-marker { display: none; }
.overlay summary::after { content: "+"; font-family: var(--jx-mono); color: var(--jx-muted); }
.overlay details[open] summary::after { content: "−"; }
.overlay details ul { list-style: none; margin: 0 0 14px; padding: 0 4px; display: grid; gap: 2px; }
.overlay details a { display: block; padding: 10px 0; color: var(--jx-ink); text-decoration: none; font-weight: 550; }
.overlay .row { margin-top: 20px; }
.overlay .btn { flex: 1; }

/* ---------- footer ---------- */
.foot { background: var(--jx-ink); color: #c9cde0; margin-top: 40px; position: relative; overflow: hidden; padding: 56px 0 24px; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .foot { background: #0a0d17; } }
:root[data-theme="dark"] .foot { background: #0a0d17; }
.foot::before { content: "JA"; position: absolute; right: -20px; bottom: -70px; font-family: var(--jx-display); font-weight: 700; font-size: 260px; line-height: 1; color: rgba(255, 255, 255, .03); pointer-events: none; }
.foot-grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 28px; position: relative; }
@media (max-width: 960px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-brand { grid-column: 1 / -1; } }
.foot .brand { color: #fff; }
.foot .brand-mark { background: #fff; color: #141a2e; }
.foot .brand small { color: #8f96b0; }
.foot-brand p { color: #a3a9c2; max-width: 36ch; margin-top: 14px; font-size: .92rem; }
.foot h4 { font-family: var(--jx-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: #8f96b0; margin: 0 0 12px; font-weight: 600; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.foot a { color: #dfe2ee; text-decoration: none; font-size: .92rem; }
.foot a:hover { color: #fff; text-decoration: underline; }
.foot-legal { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; border-top: 1px solid rgba(255, 255, 255, .1); margin-top: 36px; padding-top: 18px; font-size: .82rem; color: #8f96b0; position: relative; }
.foot-cta { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding: 22px 24px; border-radius: 18px; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .08); margin-bottom: 40px; position: relative; }
.foot-cta b { font-family: var(--jx-display); font-size: 1.3rem; color: #fff; }

.sticky-cta { display: none; }
@media (max-width: 720px) {
  .sticky-cta { display: flex; position: fixed; left: 10px; right: 10px; bottom: 10px; z-index: 50; align-items: center; justify-content: space-between; gap: 10px;
    padding: 10px 10px 10px 16px; border-radius: 16px; background: var(--jx-ink); color: #fff; box-shadow: var(--jx-shadow-lg); font-size: .86rem; font-weight: 600; }
  .has-sticky .foot { padding-bottom: 90px; }
}

/* ---------- landing ---------- */
html, body { overflow-x: clip; }
.lp-hero { position: relative; padding: 28px 0 40px; }
.lp-hero::before { content: ""; position: absolute; inset: -140px 0 auto; height: 620px; z-index: -1; pointer-events: none;
  background: radial-gradient(40% 50% at 20% 30%, color-mix(in srgb, var(--jx-accent) 18%, transparent), transparent 70%),
              radial-gradient(35% 45% at 85% 20%, color-mix(in srgb, var(--jx-gold) 16%, transparent), transparent 70%); }
.lp-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 40px; align-items: center; }
@media (max-width: 980px) { .lp-grid { grid-template-columns: 1fr; gap: 28px; } }
.lp-hero h1 { font-size: clamp(2.2rem, 4.6vw, 3.4rem); line-height: 1.05; letter-spacing: -.03em; max-width: 15ch; }
.lp-hero h1 em { font-style: normal; background: linear-gradient(100deg, var(--jx-accent), color-mix(in srgb, var(--jx-accent) 45%, var(--jx-mark))); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lp-lede { font-size: 1.12rem; color: var(--jx-ink-2); max-width: 52ch; }
.trust { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 22px; color: var(--jx-muted); font-size: .88rem; }
.trust span { display: inline-flex; align-items: center; gap: 6px; }
.trust svg { width: 16px; height: 16px; color: var(--jx-ok); }

/* signature: live question card */
.try { position: relative; }
.try-card { background: var(--jx-surface); border: 1px solid var(--jx-line); border-radius: 24px; box-shadow: var(--jx-shadow-lg); padding: 20px; position: relative; z-index: 1; }
.try-card::before { content: ""; position: absolute; inset: 12px 0 -12px 12px; border-radius: 24px; background: var(--jx-accent-soft); z-index: -1; border: 1px solid var(--jx-line); }
.try-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.try-live { display: inline-flex; align-items: center; gap: 8px; font-family: var(--jx-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--jx-muted); }
.try-live i { width: 8px; height: 8px; border-radius: 50%; background: var(--jx-ok); box-shadow: 0 0 0 0 color-mix(in srgb, var(--jx-ok) 60%, transparent); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--jx-ok) 50%, transparent); } 70% { box-shadow: 0 0 0 10px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
.try .qtext { font-size: 1rem; margin-bottom: 14px; }
.try .opt { min-height: 48px; padding: 9px 12px; }
.try .explain { max-height: 220px; overflow: auto; font-size: .92rem; }
.try-foot { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 14px; flex-wrap: wrap; }

.lp-section { padding: 64px 0; }
.lp-section.tight { padding: 36px 0; }
.lp-head { max-width: 64ch; margin-bottom: 28px; }
.lp-head h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); letter-spacing: -.02em; }
.lp-head p { color: var(--jx-muted); font-size: 1.05rem; margin: 0; }
.lp-head.center { margin-inline: auto; text-align: center; }

.countdown { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; padding: 18px 22px; border-radius: 18px; border: 1px solid var(--jx-line); background: var(--jx-surface); box-shadow: var(--jx-shadow); }
.countdown .days { font-family: var(--jx-display); font-weight: 700; font-size: 2.4rem; line-height: 1; letter-spacing: -.02em; color: var(--jx-accent); }
.countdown .days small { font-size: .9rem; color: var(--jx-muted); font-weight: 600; margin-left: 4px; }

.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
@media (max-width: 900px) { .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .features { grid-template-columns: 1fr; } }
.feature-card { padding: 24px; border-radius: 20px; background: var(--jx-surface); border: 1px solid var(--jx-line); box-shadow: var(--jx-shadow); transition: transform .2s ease, box-shadow .2s ease; }
.feature-card:hover { transform: translateY(-3px); box-shadow: var(--jx-shadow-lg); }
.feature-card h3 { margin: 14px 0 6px; }
.feature-card p { margin: 0; color: var(--jx-muted); font-size: .95rem; }
.icon-tile { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; background: var(--jx-accent-soft); color: var(--jx-accent-ink); }
.icon-tile.ok { background: var(--jx-ok-soft); color: var(--jx-ok); } .icon-tile.gold { background: var(--jx-gold-soft); color: color-mix(in srgb, var(--jx-gold) 75%, var(--jx-ink)); } .icon-tile.mark { background: var(--jx-mark-soft); color: var(--jx-mark); }
.icon-tile svg { width: 22px; height: 22px; }

.pattern-viz { display: grid; gap: 22px; }
.pattern-row h3 { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 1.05rem; }
.pattern-row h3 span { font-family: var(--jx-mono); font-size: .8rem; color: var(--jx-muted); font-weight: 600; }
.pattern-bar { display: flex; gap: 4px; height: 56px; border-radius: 14px; overflow: hidden; }
.pattern-bar div { display: flex; flex-direction: column; justify-content: center; padding: 0 12px; color: #fff; font-size: .78rem; font-weight: 700; min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.pattern-bar div small { font-family: var(--jx-mono); font-weight: 500; opacity: .85; }
.pattern-bar .p1 { background: var(--jx-s1); } .pattern-bar .p2 { background: var(--jx-s2); } .pattern-bar .p3 { background: var(--jx-s3); } .pattern-bar .p4 { background: var(--jx-s4); }

.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; counter-reset: st; }
@media (max-width: 800px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding: 24px; border-radius: 20px; border: 1px dashed var(--jx-line-2); }
.step::before { counter-increment: st; content: "0" counter(st); font-family: var(--jx-mono); font-weight: 700; color: var(--jx-accent); font-size: .85rem; }
.step h3 { margin: 10px 0 6px; }
.step p { margin: 0; color: var(--jx-muted); font-size: .95rem; }

.split-band { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
@media (max-width: 900px) { .split-band { grid-template-columns: 1fr; } }
.band h2 { color: inherit; }
.band p.lead { opacity: .8; }
.checks { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 10px; }
.checks li { display: flex; gap: 10px; align-items: flex-start; }
.checks li::before { content: "✓"; font-weight: 700; color: var(--jx-ok); }
.band .checks li::before { color: #7fe0b5; }

.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
@media (max-width: 900px) { .card-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .card-grid { grid-template-columns: 1fr; } }
.guide-card { display: flex; flex-direction: column; gap: 8px; padding: 22px; border-radius: 18px; background: var(--jx-surface); border: 1px solid var(--jx-line); box-shadow: var(--jx-shadow); text-decoration: none; color: var(--jx-ink); transition: transform .18s ease, box-shadow .18s ease, border-color .18s; }
.guide-card:hover { transform: translateY(-3px); box-shadow: var(--jx-shadow-lg); border-color: var(--jx-line-2); color: var(--jx-ink); }
.guide-card h3 { margin: 0; font-size: 1.08rem; }
.guide-card p { margin: 0; color: var(--jx-muted); font-size: .92rem; flex: 1; }
.guide-card .more { font-weight: 700; font-size: .88rem; color: var(--jx-accent); }
.guide-card .more span { transition: transform .2s; display: inline-block; }
.guide-card:hover .more span { transform: translateX(3px); }

.faq-list details.acc summary { font-size: 1.02rem; }
.faq-list .more-link { font-weight: 700; font-size: .9rem; }

.final-cta { text-align: center; padding: 56px 24px; border-radius: 28px; }
.final-cta h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); max-width: 22ch; margin: 0 auto 10px; }
.final-cta p { max-width: 52ch; margin: 0 auto 22px; opacity: .8; }

/* ---------- article (guides / questions) ---------- */
.crumbs { font-size: .85rem; color: var(--jx-muted); margin-bottom: 14px; }
.crumbs a { color: var(--jx-muted); text-decoration: none; }
.crumbs a:hover { color: var(--jx-accent); }
.article-head { max-width: 780px; margin-bottom: 26px; }
.article-head h1 { font-size: clamp(1.9rem, 3.8vw, 2.8rem); letter-spacing: -.025em; }
.article-head .lede { font-size: 1.12rem; color: var(--jx-ink-2); }
.meta-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; color: var(--jx-muted); font-size: .85rem; }
.article { display: grid; grid-template-columns: 230px minmax(0, 1fr) 280px; gap: 32px; align-items: start; }
@media (max-width: 1100px) { .article { grid-template-columns: minmax(0, 1fr) 280px; } .article .toc { display: none; } }
@media (max-width: 860px) { .article { grid-template-columns: 1fr; } }
.toc { position: sticky; top: 96px; font-size: .88rem; }
.toc ol { list-style: none; padding: 0; margin: 0; display: grid; gap: 2px; border-left: 2px solid var(--jx-line); }
.toc a { display: block; padding: 6px 12px; margin-left: -2px; border-left: 2px solid transparent; color: var(--jx-muted); text-decoration: none; }
.toc a:hover, .toc a.on { color: var(--jx-ink); border-left-color: var(--jx-accent); }
.prose { font-size: 1.04rem; line-height: 1.75; max-width: 72ch; }
.prose h2 { margin-top: 1.8em; scroll-margin-top: 96px; }
.prose h2:first-child { margin-top: 0; }
.prose h4 { margin-top: 1.4em; font-family: var(--jx-body); font-weight: 700; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin: .3em 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.2em 0; font-size: .94rem; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--jx-line); padding: 9px 12px; text-align: left; vertical-align: top; }
.prose th { background: var(--jx-paper-2); }
.warn { margin: 1em 0; padding: 12px 16px; border-radius: 12px; background: var(--jx-bad-soft); border-left: 4px solid var(--jx-bad); font-size: .95rem; }
.answer-box { padding: 20px 22px; border-radius: 18px; background: var(--jx-accent-soft); border: 1px solid color-mix(in srgb, var(--jx-accent) 25%, transparent); margin-bottom: 26px; }
.answer-box .eyebrow { color: var(--jx-accent-ink); }
.answer-box p { margin: 0; font-size: 1.12rem; font-weight: 600; color: var(--jx-ink); line-height: 1.55; }
.rail { position: sticky; top: 96px; display: grid; gap: 16px; }
.sources { font-size: .86rem; }
.sources li { margin: .3em 0; overflow-wrap: anywhere; }
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 32px; }
.pager a { display: block; padding: 16px 18px; border-radius: 14px; border: 1px solid var(--jx-line); text-decoration: none; color: var(--jx-ink); background: var(--jx-surface); }
.pager a:hover { border-color: var(--jx-accent); }
.pager a small { display: block; color: var(--jx-muted); font-size: .78rem; font-family: var(--jx-mono); text-transform: uppercase; letter-spacing: .08em; }
.pager .next { text-align: right; }

/* ---------- hubs ---------- */
.hub-search { position: relative; max-width: 560px; }
.hub-search input { padding-left: 44px; min-height: 52px; font-size: 1rem; border-radius: 14px; box-shadow: var(--jx-shadow); }
.hub-search svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; color: var(--jx-muted); }
.letters { display: flex; flex-wrap: wrap; gap: 4px; margin: 18px 0; }
.letters a, .letters span { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; font-family: var(--jx-mono); font-weight: 700; font-size: .85rem; text-decoration: none; }
.letters a { background: var(--jx-surface); border: 1px solid var(--jx-line); color: var(--jx-ink); }
.letters a:hover { border-color: var(--jx-accent); color: var(--jx-accent); }
.letters span { color: var(--jx-line-2); }
.term-group { margin-top: 26px; scroll-margin-top: 96px; }
.term-group > h2 { font-family: var(--jx-mono); font-size: 1rem; color: var(--jx-accent); border-bottom: 1px solid var(--jx-line); padding-bottom: 8px; }
.terms { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
@media (max-width: 760px) { .terms { grid-template-columns: 1fr; } }
.term { padding: 16px 18px; border-radius: 14px; background: var(--jx-surface); border: 1px solid var(--jx-line); scroll-margin-top: 96px; }
.term h3 { font-size: 1.02rem; margin: 0 0 4px; display: flex; justify-content: space-between; gap: 8px; align-items: baseline; }
.term p { margin: 0; font-size: .94rem; color: var(--jx-ink-2); }
.term .ex { margin-top: 8px; font-size: .86rem; color: var(--jx-muted); }
.q-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.q-list a { display: flex; justify-content: space-between; align-items: center; gap: 14px; padding: 14px 18px; border-radius: 14px; background: var(--jx-surface); border: 1px solid var(--jx-line); color: var(--jx-ink); text-decoration: none; font-weight: 600; transition: border-color .15s, transform .15s; }
.q-list a:hover { border-color: var(--jx-accent); transform: translateX(2px); }
.q-list a span { color: var(--jx-accent); }
.q-list a small { display: block; font-weight: 400; color: var(--jx-muted); font-size: .86rem; margin-top: 2px; }

/* ---------- timeline ---------- */
.timeline { list-style: none; margin: 0; padding: 0 0 0 22px; border-left: 2px solid var(--jx-line); display: grid; gap: 16px; }
.timeline li { position: relative; }
.timeline li::before { content: ""; position: absolute; left: -30px; top: 6px; width: 14px; height: 14px; border-radius: 50%; background: var(--jx-surface); border: 3px solid var(--jx-line-2); }
.timeline li.confirmed::before { border-color: var(--jx-ok); background: var(--jx-ok); }
.timeline li.expected::before { border-color: var(--jx-gold); }
.timeline li.tentative::before { border-color: var(--jx-mark); }
.timeline .when { font-family: var(--jx-mono); font-weight: 700; font-size: .86rem; }
.timeline .what { font-weight: 650; }
.timeline .note { font-size: .86rem; color: var(--jx-muted); }
.pill.confirmed { background: var(--jx-ok-soft); color: var(--jx-ok); }
.pill.expected { background: var(--jx-gold-soft); color: color-mix(in srgb, var(--jx-gold) 70%, var(--jx-ink)); }
.pill.tentative { background: var(--jx-mark-soft); color: var(--jx-mark); }

/* ================= v3: full-width header, brand, logo motion, footer ================= */
.topbar { position: sticky; top: 0; z-index: 60; padding: 0; background: color-mix(in srgb, var(--jx-paper) 84%, transparent);
  backdrop-filter: blur(16px) saturate(1.4); -webkit-backdrop-filter: blur(16px) saturate(1.4); border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s, background .2s; }
.topbar.scrolled { padding: 0; border-bottom-color: var(--jx-line); box-shadow: 0 8px 30px -18px rgba(20, 26, 46, .35); }
.navbar { display: flex; align-items: center; gap: 10px; min-height: 72px; }
.topbar.scrolled .navbar { min-height: 62px; }
.navbar .brand { margin-right: 8px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--jx-ink); }
.brand-word { font-family: var(--jx-display); font-weight: 800; font-size: 1.22rem; letter-spacing: -.02em; line-height: 1; white-space: nowrap; }
.brand-word small { display: block; font-family: var(--jx-mono); font-weight: 500; font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; color: var(--jx-muted); margin-top: 4px; }
.logo-mark { flex: none; overflow: visible; }
.brand:hover .logo-mark { transform: rotate(-6deg) scale(1.04); }
.logo-mark { transition: transform .3s cubic-bezier(.3, 1.6, .5, 1); }
.logo-live .logo-spark { animation: spark .9s ease-in-out infinite alternate; transform-box: fill-box; transform-origin: center; }
.logo-live .logo-hand { animation: tick 6s steps(12) infinite; transform-origin: 41px 17.5px; }
.logo-live .logo-drop { animation: drop 2.8s ease-in-out infinite; }
@keyframes spark { from { opacity: .55; transform: translate(55.5px, 3.6px) scale(.75) rotate(0deg); } to { opacity: 1; transform: translate(55.5px, 3.6px) scale(1.15) rotate(45deg); } }
@keyframes tick { to { transform: rotate(360deg); } }
@keyframes drop { 0%, 60%, 100% { transform: translateY(0); opacity: 1; } 80% { transform: translateY(2px); opacity: .7; } }

.mega-nav { margin: 0 auto 0 12px; }
.mega-nav > li > a, .mega-nav > li > button { border-radius: 10px; padding: 10px 14px; }
.mega-nav > li > a:hover, .mega-nav > li > button:hover, .mega-nav > li.open > button { background: var(--jx-paper-2); }
.mega-nav > li > a.on { background: var(--jx-ink); color: var(--jx-paper); }
.mega { left: 0; right: 0; top: 100%; border-radius: 0; border: 0; border-top: 1px solid var(--jx-line); border-bottom: 1px solid var(--jx-line);
  box-shadow: 0 30px 60px -30px rgba(20, 26, 46, .35); padding: 28px 0 32px; display: none; background: var(--jx-surface); }
.mega-nav li.open .mega { display: block; }
.mega-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; }
.topbar .theme-btn { flex: none; }

/* ---------- footer v3 ---------- */
.foot { padding: 64px 0 0; }
.foot::before { display: none; }
.foot-cta { display: grid; grid-template-columns: auto 1fr auto; gap: 22px; align-items: center; padding: 22px 26px; border-radius: 22px;
  background: linear-gradient(120deg, rgba(111, 134, 255, .16), rgba(240, 181, 76, .1)); border: 1px solid rgba(255, 255, 255, .1); margin-bottom: 48px; }
.foot-cta-copy b { font-family: var(--jx-display); font-size: 1.45rem; color: #fff; display: block; }
.foot-cta-copy span { color: #b9bfd4; }
@media (max-width: 760px) { .foot-cta { grid-template-columns: 1fr; text-align: center; justify-items: center; } }
.foot .brand-word { color: #fff; }
.foot .brand-word small { color: #8f96b0; }
.foot-facts { list-style: none; padding: 0; margin: 18px 0 0; display: grid; grid-template-columns: repeat(3, auto); gap: 18px; justify-content: start; }
.foot-facts b { font-family: var(--jx-display); font-size: 1.35rem; color: #fff; display: block; line-height: 1.1; }
.foot-facts span { font-size: .75rem; color: #8f96b0; }
.foot-legal { display: grid; grid-template-columns: 1fr; gap: 10px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.foot-links a { color: #dfe2ee; font-size: .86rem; }
.foot-word { font-family: var(--jx-display); font-weight: 800; letter-spacing: -.04em; line-height: .8; font-size: clamp(4rem, 15vw, 13rem);
  text-align: center; color: transparent; -webkit-text-stroke: 1px rgba(255, 255, 255, .09); margin-top: 28px; user-select: none; white-space: nowrap; overflow: hidden; }

@media (prefers-reduced-motion: reduce) { .logo-live .logo-spark, .logo-live .logo-hand, .logo-live .logo-drop { animation: none; } }

/* ---------- landing v3: mascot, floating chips, clock strip, worries, intents ---------- */
.try { padding-top: 70px; }
.hero-mascot { position: absolute; right: 10px; top: -6px; z-index: 2; display: flex; align-items: flex-end; gap: 6px; flex-direction: row-reverse; }
.hero-mascot .logo-mark { filter: drop-shadow(0 12px 18px rgba(20, 26, 46, .22)); animation: bob 4s ease-in-out infinite; }
.bubble { position: relative; background: var(--jx-surface); border: 1px solid var(--jx-line); border-radius: 14px 14px 4px 14px; padding: 8px 12px; font-size: .84rem; font-weight: 700; box-shadow: var(--jx-shadow); margin-bottom: 64px; white-space: nowrap; }
@keyframes bob { 0%, 100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-6px) rotate(2deg); } }
.chip-float { position: absolute; z-index: 2; font-family: var(--jx-mono); font-weight: 700; font-size: .78rem; padding: 7px 11px; border-radius: 10px; background: var(--jx-surface); border: 1px solid var(--jx-line); box-shadow: var(--jx-shadow); animation: floaty 6s ease-in-out infinite; }
.chip-float.f1 { left: -18px; top: 120px; color: var(--jx-accent-ink); }
.chip-float.f2 { left: 30px; top: 40px; color: var(--jx-bad); animation-delay: -2s; }
.chip-float.f3 { right: -12px; bottom: 70px; color: var(--jx-ok); animation-delay: -4s; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@media (max-width: 980px) { .chip-float.f1 { left: 0; } .chip-float.f3 { right: 0; } }
@media (max-width: 520px) { .chip-float { display: none; } .bubble { display: none; } .hero-mascot .logo-mark { width: 96px; height: 96px; } .try { padding-top: 56px; } }

.clock-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--jx-line); border-radius: 20px; background: var(--jx-surface); box-shadow: var(--jx-shadow); overflow: hidden; }
@media (max-width: 900px) { .clock-strip { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .clock-strip { grid-template-columns: 1fr; } }
.clock-item { padding: 20px 22px; border-right: 1px solid var(--jx-line); text-decoration: none; color: var(--jx-ink); display: block; }
.clock-item:last-child { border-right: 0; }
.clock-item b { display: block; font-family: var(--jx-display); font-size: 1.8rem; letter-spacing: -.02em; line-height: 1.1; color: var(--jx-ink); }
.clock-item span { font-size: .88rem; color: var(--jx-muted); }
.clock-item.next { background: var(--jx-ink); color: #fff; }
.clock-item.next b { color: #9fb0ff; } .clock-item.next span { color: #c9cde0; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .clock-item.next { background: #1d2440; } }
:root[data-theme="dark"] .clock-item.next { background: #1d2440; }

.art-desk { width: 100%; height: auto; display: block; }
.art-desk .art-hand { transform-origin: 0 0; animation: tick 12s steps(12) infinite; }
.art-desk .steam { animation: steam 3s ease-in-out infinite; }
@keyframes steam { 0%, 100% { opacity: .2; transform: translateY(4px); } 50% { opacity: .9; transform: translateY(-2px); } }

.worries { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 32px; }
@media (max-width: 800px) { .worries { grid-template-columns: 1fr; } }
.worry { display: grid; grid-template-columns: 52px 1fr; gap: 16px; align-items: start; padding: 20px; border-radius: 18px; background: var(--jx-surface); border: 1px solid var(--jx-line); transition: border-color .2s, transform .2s, box-shadow .2s; }
.worry:hover { border-color: var(--jx-line-2); transform: translateY(-2px); box-shadow: var(--jx-shadow); }
.w-ico { width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center; background: var(--jx-bad-soft); color: var(--jx-bad); }
.w-ico .ico { width: 28px; height: 28px; }
.worry h3 { font-size: 1.04rem; margin: 2px 0 6px; }
.worry p { margin: 0; color: var(--jx-ink-2); font-size: .94rem; }
.w-arrow { color: var(--jx-ok); font-weight: 800; margin-right: 4px; }

.intents { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 900px) { .intents { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .intents { grid-template-columns: 1fr; } }
.intent { display: flex; flex-direction: column; gap: 6px; padding: 22px; border-radius: 20px; background: var(--jx-surface); border: 1px solid var(--jx-line); text-decoration: none; color: var(--jx-ink); transition: transform .2s, box-shadow .2s, border-color .2s; }
.intent:hover { transform: translateY(-3px); box-shadow: var(--jx-shadow-lg); border-color: var(--jx-accent); color: var(--jx-ink); }
.intent b { font-family: var(--jx-display); font-size: 1.15rem; margin-top: 8px; }
.intent > span:not(.i-ico) { color: var(--jx-muted); font-size: .92rem; flex: 1; }
.intent em { font-style: normal; font-weight: 700; color: var(--jx-accent); font-size: .9rem; }
.i-ico { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; color: #fff; }
.i-ico .ico { width: 24px; height: 24px; }
.i-ico.s1 { background: var(--jx-s1); } .i-ico.s2 { background: var(--jx-s2); } .i-ico.s3 { background: var(--jx-s3); }
.i-ico.s4 { background: var(--jx-s4); } .i-ico.s5 { background: var(--jx-s5); } .i-ico.s6 { background: var(--jx-s6); }
.icon-tile .ico { width: 24px; height: 24px; }
.final-cta { position: relative; }
.final-mascot { display: flex; justify-content: center; margin-bottom: 8px; }
.final-mascot .logo-mark { animation: bob 4s ease-in-out infinite; }
@media (prefers-reduced-motion: reduce) { .hero-mascot .logo-mark, .chip-float, .final-mascot .logo-mark, .art-desk .art-hand, .art-desk .steam { animation: none; } }

/* footer thanks + credit */
.foot-thanks { margin: 0; color: #dfe2ee; font-size: .92rem; }
.foot-thanks a, .foot-credit a { color: #9fb0ff; font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.foot-thanks a:hover, .foot-credit a:hover { color: #fff; }
.foot-bottom { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: center; }
.foot-credit { font-size: .86rem; color: #b9bfd4; }

/* ================= free test ================= */
.ft { padding-top: 12px; }
.ft-intro { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 40px; align-items: center; padding: 20px 0 40px; }
@media (max-width: 900px) { .ft-intro { grid-template-columns: 1fr; } .ft-art { order: -1; max-width: 360px; margin: 0 auto; } }
.ft-intro h1 { font-size: clamp(2rem, 4.2vw, 3.1rem); letter-spacing: -.03em; }
.free-badge { display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 6px; border-radius: 999px; background: var(--jx-ok-soft); color: var(--jx-ok); font-weight: 700; font-size: .88rem; margin-bottom: 16px; border: 1px solid color-mix(in srgb, var(--jx-ok) 30%, transparent); }
.free-badge b { background: var(--jx-ok); color: #fff; border-radius: 999px; padding: 3px 10px; font-family: var(--jx-mono); }
.ft-facts { list-style: none; padding: 0; margin: 22px 0; display: grid; grid-template-columns: repeat(4, auto); gap: 26px; justify-content: start; }
.ft-facts b { display: block; font-family: var(--jx-display); font-size: 1.8rem; line-height: 1; }
.ft-facts span { font-size: .82rem; color: var(--jx-muted); }
@media (max-width: 480px) { .ft-facts { grid-template-columns: repeat(2, auto); } }
.ft-sections { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.ft-sections .chip { cursor: default; }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot.s1 { background: var(--jx-s1); } .dot.s2 { background: var(--jx-s2); } .dot.s3 { background: var(--jx-s3); }
.art-test { width: 100%; height: auto; display: block; }
.art-test .bar-a, .art-test .bar-b, .art-test .bar-c, .art-test .bar-d { transform-box: fill-box; transform-origin: bottom; animation: rise-bar 1.2s cubic-bezier(.2, .8, .2, 1) both; }
.art-test .bar-b { animation-delay: .15s; } .art-test .bar-c { animation-delay: .3s; } .art-test .bar-d { animation-delay: .45s; }
@keyframes rise-bar { from { transform: scaleY(.1); } to { transform: scaleY(1); } }
.art-test .art-hand { transform-origin: 0 0; animation: tick 6s steps(12) infinite; }

.ft-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.ft-dots { display: flex; gap: 6px; flex-wrap: wrap; }
.ft-dots i { width: 26px; height: 8px; border-radius: 99px; background: var(--jx-paper-2); border: 1px solid var(--jx-line); position: relative; }
.ft-dots i.ok { background: var(--jx-ok); border-color: var(--jx-ok); }
.ft-dots i.bad { background: var(--jx-bad); border-color: var(--jx-bad); }
.ft-dots i.skip { background: var(--jx-line-2); }
.ft-dots i.cur { outline: 2px solid var(--jx-accent); outline-offset: 2px; }
.ft-progress { height: 4px; border-radius: 99px; background: var(--jx-paper-2); margin-bottom: 20px; overflow: hidden; }
.ft-progress i { display: block; height: 100%; background: linear-gradient(90deg, var(--jx-s1), var(--jx-s2), var(--jx-s3)); width: 0; transition: width .4s ease; }
.pill.sec-s1 { background: var(--jx-accent-soft); color: var(--jx-accent-ink); }
.pill.sec-s2 { background: var(--jx-ok-soft); color: var(--jx-ok); }
.pill.sec-s3 { background: var(--jx-gold-soft); color: color-mix(in srgb, var(--jx-gold) 70%, var(--jx-ink)); }

.ft-hero { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
@media (max-width: 820px) { .ft-hero { grid-template-columns: 1fr; } }
.ft-score { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.ring-chart { width: 120px; height: 120px; flex: none; }
.ft-stats { display: grid; grid-template-columns: repeat(4, auto); gap: 22px; }
@media (max-width: 480px) { .ft-stats { grid-template-columns: repeat(2, auto); } }
svg.chart { width: 100%; height: auto; display: block; }
svg.chart .c-big { font-family: var(--jx-mono); font-weight: 700; font-size: 18px; fill: var(--jx-ink); }
svg.chart .c-small { font-family: var(--jx-mono); font-size: 10px; fill: var(--jx-muted); }
svg.chart .c-label { font-family: var(--jx-body); font-weight: 600; font-size: 12px; fill: var(--jx-ink); }
svg.chart .c-val { font-family: var(--jx-mono); font-weight: 700; font-size: 11px; fill: var(--jx-ink-2); }
svg.chart .grow { animation: grow-x .9s cubic-bezier(.2, .8, .2, 1) both; transform-box: fill-box; transform-origin: left; }
svg.chart .grow-v { animation: rise-bar .9s cubic-bezier(.2, .8, .2, 1) both; transform-box: fill-box; transform-origin: bottom; }
@keyframes grow-x { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.ft-project { display: grid; grid-template-columns: 1fr 1.2fr; gap: 24px; align-items: center; }
@media (max-width: 820px) { .ft-project { grid-template-columns: 1fr; } }
.ft-rev summary { align-items: center; }
.ft-rev.right { border-left: 4px solid var(--jx-ok); } .ft-rev.wrong { border-left: 4px solid var(--jx-bad); } .ft-rev.blank { border-left: 4px solid var(--jx-line-2); }
.ft-rev .options { margin: 12px 0; }
@media (prefers-reduced-motion: reduce) { .art-test *, svg.chart .grow, svg.chart .grow-v { animation: none !important; } }

/* ================= free band, price card, marking chart, prep pages ================= */
.free-band { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 40px; align-items: center; }
@media (max-width: 900px) { .free-band { grid-template-columns: 1fr; } .free-art { max-width: 380px; margin: 0 auto; } }
.free-band h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); letter-spacing: -.02em; }
.art-free { width: 100%; height: auto; display: block; }
.art-free .tag-swing { animation: swing 4s ease-in-out infinite; transform-box: fill-box; transform-origin: 0% 50%; }
@keyframes swing { 0%, 100% { transform: translate(280px, 70px) rotate(-3deg); } 50% { transform: translate(280px, 70px) rotate(4deg); } }
.price-card { margin-top: 20px; padding: 24px; border-radius: 22px; background: var(--jx-surface); border: 2px solid color-mix(in srgb, var(--jx-ok) 45%, transparent); box-shadow: var(--jx-shadow-lg); position: relative; }
.price-card::before { content: "FREE"; position: absolute; top: -12px; right: 20px; background: var(--jx-ok); color: #fff; font-family: var(--jx-mono); font-weight: 700; font-size: .72rem; letter-spacing: .14em; padding: 4px 10px; border-radius: 999px; }
.price { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.price .amt { font-family: var(--jx-display); font-weight: 800; font-size: 3.4rem; line-height: 1; letter-spacing: -.03em; color: var(--jx-ok); }
.price .per { color: var(--jx-muted); font-weight: 600; }
.price-card .checks { margin: 16px 0 20px; }

.nm { display: grid; grid-template-columns: minmax(260px, .8fr) minmax(0, 1.4fr); gap: 20px; align-items: stretch; }
@media (max-width: 900px) { .nm { grid-template-columns: 1fr; } }
.nm-controls label { display: flex; justify-content: space-between; font-weight: 600; font-size: .92rem; margin-top: 10px; }
.nm-controls label b { font-family: var(--jx-mono); color: var(--jx-accent); }
.nm-controls input[type=range] { width: 100%; accent-color: var(--jx-accent); height: 32px; }
.nm-out { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 14px; }
.nm-out div { padding: 10px; border-radius: 12px; background: var(--jx-paper-2); text-align: center; }
.nm-out span { display: block; font-size: .72rem; color: var(--jx-muted); font-family: var(--jx-mono); text-transform: uppercase; letter-spacing: .06em; }
.nm-out b { font-family: var(--jx-display); font-size: 1.4rem; }
.nm-out .net { background: var(--jx-accent); color: #fff; }
.nm-out .net span { color: rgba(255, 255, 255, .8); }
.nm-legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: .82rem; color: var(--jx-muted); margin-top: 6px; }
.nm-legend i { display: inline-block; width: 18px; height: 4px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }

.prep-hero { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: 32px; align-items: center; margin-bottom: 12px; }
@media (max-width: 860px) { .prep-hero { grid-template-columns: 1fr; } .prep-art { max-width: 320px; } }
.prep-hero h1 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.03em; }
@media (prefers-reduced-motion: reduce) { .art-free .tag-swing { animation: none; } }
.mega-nav > li > a.nav-free { color: var(--jx-ok); background: var(--jx-ok-soft); }
.mega-nav > li > a.nav-free:hover { background: color-mix(in srgb, var(--jx-ok) 18%, var(--jx-surface)); color: var(--jx-ok); }
.mega-nav > li > a.nav-free.on { background: var(--jx-ok); color: #fff; }
.nav-free-dot { width: 8px; height: 8px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 0 currentColor; animation: pulse 2s infinite; }
.foot-grid { grid-template-columns: 1.3fr repeat(5, 1fr); }
@media (max-width: 1100px) { .foot-grid { grid-template-columns: 1fr 1fr 1fr; } .foot-brand { grid-column: 1 / -1; } }
@media (max-width: 600px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (prefers-reduced-motion: reduce) { .nav-free-dot { animation: none; } }

/* ---------- phone fixes ---------- */
/* grid/flex children must be allowed to shrink, or one long line widens the whole page */
.pattern-viz > *, .pattern-bar, .lp-grid > *, .split-band > *, .free-band > *, .nm > *, .worries > *, .intents > *, .features > *, .card-grid > * { min-width: 0; }
@media (max-width: 640px) {
  .pattern-bar { flex-direction: column; height: auto; gap: 4px; }
  .pattern-bar div { flex: none !important; min-height: 46px; padding: 8px 12px; white-space: normal; border-radius: 10px; }
  .pattern-bar { overflow: visible; border-radius: 0; }
  .pattern-row h3 span { width: 100%; }
}
/* the mascot decorates; it must never block the tabs or options under it */
.hero-mascot { pointer-events: none; }
.hero-mascot .bubble { pointer-events: auto; cursor: pointer; border: 1px solid var(--jx-line); font: inherit; font-size: .84rem; font-weight: 700; color: var(--jx-ink); transition: transform .15s ease, box-shadow .15s ease; }
.hero-mascot .bubble:hover { transform: translateY(-2px); box-shadow: var(--jx-shadow-lg); }
.chip-float { pointer-events: none; }
/* every grid/flex column may shrink; long URLs and words wrap instead of widening the page */
.grid > *, .split > *, .article > *, .qwrap > *, .hero-grid > *, .ft-intro > *, .prep-hero > *, .ft-project > *, .ft-hero > *, .foot-grid > *, .foot-cta > * { min-width: 0; }
.sources, .sources a, .prose, .answer-box, .rail, .card { overflow-wrap: anywhere; }
.prose table, .notes table, .rich table { max-width: 100%; }
@media (max-width: 480px) {
  .topic-table th, .topic-table td { padding: 10px 5px; }
  .topic-table td[style*="min-width"] { min-width: 72px !important; }
  .topic-table .btn-sm { padding: 6px 9px; font-size: .78rem; min-height: 32px; }
  .topic-table .pill { padding: 2px 7px; font-size: .68rem; }
}
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }