/* Casestead: "the firm's ledger", in motion. Paper + ink, one ink-navy accent. */
:root {
  --paper: #f6f4ef;
  --paper-2: #efece5;
  --card: #fbfaf7;
  --ink: #15171a;
  --ink-2: #33363c;
  --muted: #6b6e74;
  --rule: #d9d5cc;
  --rule-soft: #e6e2d9;
  --accent: #1f3a5f;
  --accent-2: #3d5f8a;
  --steel: #9fb3cc;
  --accent-soft: #e4e9f0;
  --live: #4f7a5e;
  --serif: "Instrument Serif", Georgia, serif;
  --sans: "Instrument Sans", -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, monospace;
  --ease: cubic-bezier(.2,.7,.2,1);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans); font-size: 17px; line-height: 1.6;
  color: var(--ink); background: var(--paper);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }
.narrow { max-width: 740px; }
main, footer { position: relative; z-index: 2; }

/* ---------- Backdrop: silk canvas + veil + grid ---------- */
#silk { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; opacity: 0; transition: opacity 1.6s var(--ease); }
#silk.on { opacity: 1; }
.veil { position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(110% 62% at 50% -10%, rgba(246,244,239,.78), rgba(246,244,239,.12) 62%),
    radial-gradient(60% 40% at 85% 10%, rgba(159,179,204,.18), transparent 70%); }
.grid { position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: .55;
  background-image: linear-gradient(rgba(21,23,26,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(21,23,26,.045) 1px, transparent 1px);
  background-size: 84px 84px;
  -webkit-mask-image: radial-gradient(100% 70% at 50% 30%, #000 25%, transparent 85%);
          mask-image: radial-gradient(100% 70% at 50% 30%, #000 25%, transparent 85%); }
.progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 60; transform-origin: 0 50%; transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent), var(--steel)); }

/* ---------- Floating header ---------- */
.nav { position: fixed; top: 16px; left: 0; right: 0; z-index: 50; padding: 0 16px;
  transition: transform .5s var(--ease), top .4s var(--ease); }
.nav.tucked { transform: translateY(-140%); }
.nav-inner { max-width: 1120px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between;
  padding: 10px 10px 10px 22px; border-radius: 999px;
  background: rgba(251,250,247,.62); border: 1px solid rgba(217,213,204,.7);
  backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2);
  transition: max-width .5s var(--ease), background .3s, box-shadow .4s; }
.nav.scrolled .nav-inner { max-width: 900px; background: rgba(251,250,247,.86);
  box-shadow: 0 1px 0 rgba(21,23,26,.03), 0 18px 40px -22px rgba(21,23,26,.28); }
.wordmark { display: inline-flex; align-items: center; gap: 9px; font-family: var(--serif); font-size: 25px; letter-spacing: -.01em;
  color: var(--ink) !important; text-decoration: none !important; }
.wordmark .mark { width: 19px; height: 23px; flex: none; transform: translateY(-1px); }
.nav-links { display: flex; align-items: center; gap: 4px; font-size: 14.5px; }
.nav-links a:not(.pill) { color: var(--ink-2); padding: 8px 14px; border-radius: 999px; transition: background .2s; }
.nav-links a:not(.pill):hover { background: rgba(21,23,26,.05); text-decoration: none; }
.menu-toggle { display: none; width: 42px; height: 42px; border-radius: 999px; border: 1px solid var(--rule); background: transparent; cursor: pointer; position: relative; }
.menu-toggle span { position: absolute; left: 12px; right: 12px; height: 1.5px; background: var(--ink); transition: transform .3s var(--ease), opacity .2s; }
.menu-toggle span:nth-child(1) { top: 16px; } .menu-toggle span:nth-child(2) { top: 24px; }
.nav.open .menu-toggle span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.nav.open .menu-toggle span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
.mobile-menu { display: none; }

.pill { display: inline-block; font-size: 14.5px; font-weight: 500; padding: 10px 18px; border-radius: 999px;
  background: var(--ink); color: var(--paper) !important; border: 1px solid var(--ink);
  transition: background .25s, transform .25s var(--ease), box-shadow .25s; }
.pill:hover { background: var(--accent); border-color: var(--accent); text-decoration: none; box-shadow: 0 10px 24px -12px rgba(31,58,95,.6); }
.pill.ghost { background: rgba(251,250,247,.5); color: var(--ink) !important; border-color: var(--rule); }
.pill.ghost:hover { border-color: var(--ink); background: rgba(251,250,247,.8); box-shadow: none; }
.pill .arr { display: inline-block; transition: transform .25s var(--ease); }
.pill:hover .arr { transform: translateX(3px); }

/* ---------- Type ---------- */
.meta { font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.meta b { color: var(--accent); font-weight: 500; }
.live-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--live); margin-right: 8px; vertical-align: 1px; animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(79,122,94,.45); } 70% { box-shadow: 0 0 0 8px rgba(79,122,94,0); } 100% { box-shadow: 0 0 0 0 rgba(79,122,94,0); } }
h1, h2, h3.serif { font-family: var(--serif); font-weight: 400; letter-spacing: -.015em; }
.shimmer { font-style: italic; background: linear-gradient(100deg, var(--accent) 0%, var(--accent-2) 30%, #7d97b8 50%, var(--accent-2) 70%, var(--accent) 100%);
  background-size: 220% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: shimmer 9s ease-in-out infinite; padding-right: .06em; }
@keyframes shimmer { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
h2 { font-size: clamp(38px, 4.8vw, 58px); line-height: 1.04; margin-bottom: 18px; }
h2 em { font-style: italic; color: var(--accent); }
.eyebrow { font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--accent); }
.lead { font-size: 19px; color: var(--ink-2); max-width: 640px; }

/* word rise */
.js [data-words] .w { display: inline-block; opacity: 0; transform: translateY(.45em); filter: blur(6px); }
.js [data-words].words-ready .w { animation: wordIn .9s var(--ease) forwards; animation-delay: calc(var(--i) * 70ms + 120ms); }
@keyframes wordIn { to { opacity: 1; transform: none; filter: blur(0); } }

/* reveal */
.js [data-reveal] { opacity: 0; transform: translateY(38px); transition: opacity 1s var(--ease), transform 1.05s var(--ease); transition-delay: var(--d, 0ms); }
.js [data-reveal].in { opacity: 1; transform: none; }
.rise { opacity: 0; transform: translateY(16px); animation: rise 1s var(--ease) forwards; animation-delay: var(--d, 0ms); }
@keyframes rise { to { opacity: 1; transform: none; } }

/* ---------- Hero ---------- */
.hero { padding: 168px 0 40px; text-align: center; }
.hero .meta { margin-bottom: 28px; display: inline-flex; align-items: center; padding: 7px 14px; border: 1px solid var(--rule); border-radius: 999px; background: rgba(251,250,247,.55); backdrop-filter: blur(6px); }
.hero h1 { font-size: clamp(50px, 8vw, 104px); line-height: .98; }
.hero .lede { max-width: 640px; margin: 28px auto 36px; font-size: 19px; color: var(--ink-2); }
.ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* product window */
.window { margin: 72px auto 0; max-width: 1040px; text-align: left; border-radius: 16px; position: relative;
  background: rgba(251,250,247,.82); border: 1px solid var(--rule-soft); backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(21,23,26,.03), 0 50px 90px -40px rgba(21,23,26,.35), 0 0 0 8px rgba(251,250,247,.35);
  transform: perspective(1600px) rotateX(var(--tilt, 0deg)); transition: transform .2s linear; overflow: hidden; }
.window-bar { display: flex; align-items: center; justify-content: space-between; padding: 11px 16px; border-bottom: 1px solid var(--rule-soft); background: rgba(239,236,229,.7); }
.dots span { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: #d3cfc6; margin-right: 6px; }
.window-bar .url { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.tag { font-family: var(--mono); font-size: 11px; color: var(--muted); border: 1px solid var(--rule); border-radius: 999px; padding: 3px 10px; }
.window-body { display: grid; grid-template-columns: 1.35fr 1fr; }
.panel { padding: 24px 26px; }
.panel + .panel { border-left: 1px solid var(--rule-soft); }
.panel h4 { font-family: var(--serif); font-weight: 400; font-size: 25px; margin-bottom: 4px; }
.panel .sub { font-size: 13.5px; color: var(--muted); margin-bottom: 20px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 22px; }
.kpi { border: 1px solid var(--rule-soft); border-radius: 12px; padding: 12px 12px 10px; background: #fff; }
.kpi .k { font-size: 12px; color: var(--muted); }
.kpi .v { font-family: var(--serif); font-size: 32px; line-height: 1.1; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .d { font-family: var(--mono); font-size: 11px; color: var(--live); margin-top: 2px; }
table.src { width: 100%; border-collapse: collapse; font-size: 14px; }
table.src th { text-align: left; font-weight: 500; font-size: 12px; color: var(--muted); padding: 0 0 8px; border-bottom: 1px solid var(--rule-soft); }
table.src td { padding: 9px 0; border-bottom: 1px solid var(--rule-soft); }
table.src td.n, table.src th.n { text-align: right; font-variant-numeric: tabular-nums; }
.bar { height: 6px; background: var(--accent-soft); border-radius: 3px; margin-top: 6px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: 3px; transition: width 1.4s var(--ease) .3s; }
.in .bar i { width: var(--w); }
.feed { list-style: none; min-height: 300px; }
.feed li { padding: 12px 0; border-bottom: 1px solid var(--rule-soft); font-size: 14px; }
.feed li:last-child { border-bottom: 0; }
.feed li.new { animation: feedIn .7s var(--ease); }
@keyframes feedIn { from { opacity: 0; transform: translateY(-10px); background: var(--accent-soft); } to { opacity: 1; transform: none; background: transparent; } }
.feed .t { font-family: var(--mono); font-size: 11.5px; color: var(--muted); display: block; margin-bottom: 3px; }
.feed .t b { font-weight: 500; color: var(--live); }
.feed .t b.typing { color: var(--accent); }
.feed .out { color: var(--muted); }
.feed .st { font-family: var(--mono); font-size: 11px; padding: 2px 8px; border-radius: 999px; margin-left: 6px; }
.st.ok { background: #e6efe8; color: #3d6249; }
.st.wait { background: var(--accent-soft); color: var(--accent); }
.caption { text-align: center; font-size: 13px; color: var(--muted); margin-top: 16px; }

/* marquee */
.marquee { margin-top: 84px; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 18px 0; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee .track { display: flex; gap: 48px; width: max-content; animation: marq 38s linear infinite; }
.marquee span { font-family: var(--serif); font-size: 26px; color: var(--ink-2); white-space: nowrap; display: inline-flex; align-items: center; gap: 48px; }
.marquee span::after { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--steel); }
@keyframes marq { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
section.block { padding: 128px 0 0; }
.three { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 52px; }
.spot { position: relative; border: 1px solid var(--rule-soft); border-radius: 16px; padding: 30px 28px 26px; overflow: hidden;
  background: rgba(251,250,247,.72); backdrop-filter: blur(6px); transition: border-color .3s, transform .4s var(--ease); }
.spot::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), rgba(159,179,204,.28), transparent 60%); }
.spot:hover { border-color: var(--rule); transform: translateY(-2px); }
.spot:hover::before { opacity: 1; }
.spot .num { font-family: var(--mono); font-size: 12px; color: var(--accent); }
.spot h3 { font-family: var(--serif); font-weight: 400; font-size: 31px; margin: 14px 0 10px; }
.spot p { color: var(--ink-2); font-size: 16px; position: relative; }
.glyph { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--ink); margin-bottom: 18px; }
.glyph svg { width: 22px; height: 22px; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 60px; border-top: 1px solid var(--rule); }
.stat { padding: 26px 22px 0 0; }
.stat + .stat { padding-left: 22px; border-left: 1px solid var(--rule); }
.stat .v { font-family: var(--serif); font-size: 64px; line-height: 1; letter-spacing: -.02em; }
.stat .v small { font-size: .45em; color: var(--muted); margin-left: 4px; }
.stat .k { color: var(--ink-2); font-size: 15px; margin-top: 8px; }

.timeline { position: relative; margin-top: 44px; padding-left: 40px; --p: 0; }
.timeline::before, .timeline::after { content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2px; border-radius: 2px; }
.timeline::before { background: var(--rule-soft); }
.timeline::after { background: linear-gradient(var(--accent), var(--steel)); transform-origin: top; transform: scaleY(var(--p)); }
.step { position: relative; padding: 0 0 38px; display: grid; grid-template-columns: 150px 1fr; gap: 20px; }
.step::before { content: ""; position: absolute; left: -36px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: var(--paper); border: 2px solid var(--rule); transition: border-color .4s, background .4s, box-shadow .4s; z-index: 1; }
.step.lit::before { border-color: var(--accent); background: var(--accent); box-shadow: 0 0 0 6px rgba(31,58,95,.12); }
.step .when { font-family: var(--mono); font-size: 13px; color: var(--accent); padding-top: 6px; }
.step h3 { font-family: var(--serif); font-weight: 400; font-size: 30px; margin-bottom: 4px; }
.step p { color: var(--ink-2); font-size: 16px; }

.nevers { margin-top: 44px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 48px; }
.nevers li { list-style: none; padding: 16px 0; border-bottom: 1px solid var(--rule); font-size: 17px; display: flex; gap: 14px; align-items: baseline; }
.nevers li::before { content: "—"; color: var(--accent); }

.founder { display: grid; grid-template-columns: 260px 1fr; gap: 52px; align-items: center; margin-top: 44px; }
.portrait-wrap { position: relative; }
.portrait-wrap::after { content: ""; position: absolute; inset: 14px -14px -14px 14px; border: 1px solid var(--rule); border-radius: 16px; z-index: -1; }
.portrait { width: 260px; height: 300px; border-radius: 16px; object-fit: cover; display: block; background: var(--paper-2); }
.founder blockquote { font-family: var(--serif); font-size: 34px; line-height: 1.2; margin-bottom: 20px; }
.founder p { color: var(--ink-2); margin-bottom: 12px; }
.founder .sig { font-family: var(--mono); font-size: 12.5px; color: var(--muted); letter-spacing: .06em; }

.cta-band { margin: 140px auto 0; max-width: 1120px; padding: 0 28px; }
.cta-card { position: relative; overflow: hidden; border-radius: 24px; padding: 84px 32px; text-align: center; color: var(--paper);
  background: radial-gradient(900px 300px at 70% 120%, #2b46c9 0%, rgba(43,70,201,.35) 40%, transparent 72%), linear-gradient(170deg, #070b22 0%, #0c1640 55%, #13235e 100%); }
.cta-card::before { content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(80% 80% at 50% 0%, #000 30%, transparent 80%); mask-image: radial-gradient(80% 80% at 50% 0%, #000 30%, transparent 80%); }
.cta-card > * { position: relative; }
.cta-card .eyebrow { color: rgba(246,244,239,.6); justify-content: center; }
.cta-card .eyebrow::before { background: var(--steel); }
.cta-card h2 { color: var(--paper); }
.cta-card h2 em { color: var(--steel); }
.cta-card p { color: rgba(246,244,239,.75); margin: 0 auto 30px; max-width: 520px; }
.cta-card .pill { background: var(--paper); color: var(--ink) !important; border-color: var(--paper); }
.cta-card .pill:hover { background: #fff; box-shadow: 0 12px 30px -10px rgba(0,0,0,.5); }

footer { padding: 64px 0 60px; font-size: 14px; color: var(--muted); }
footer .row { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; border-top: 1px solid var(--rule); padding-top: 26px; }
footer a { color: var(--muted); margin-left: 22px; }
footer a:first-child { margin-left: 0; }

/* ---------- Subpages ---------- */
.page { padding: 150px 0 40px; }
.page h1 { font-size: clamp(46px, 6.4vw, 76px); line-height: 1.02; margin: 20px 0 24px; }
.page h1 em { font-style: italic; color: var(--accent); }
.d1 { --d: 40ms; } .d2 { --d: 160ms; } .d3 { --d: 300ms; } .d4 { --d: 450ms; }
.page h2 { font-size: 34px; margin: 64px 0 14px; }
.page p, .page li { color: var(--ink-2); }
.page p { margin-bottom: 14px; }
.page ul { margin: 6px 0 18px; }
.page ul li { list-style: none; padding: 14px 0; border-bottom: 1px solid var(--rule-soft); }
.page ul li strong { color: var(--ink); font-weight: 600; }
.seats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 38px 0 10px; }
.seats > div { border: 1px solid var(--rule-soft); border-radius: 14px; padding: 18px 18px 14px; background: rgba(251,250,247,.72); }
.seats .v { font-family: var(--serif); font-size: 48px; line-height: 1; }
.seats .k { font-size: 13.5px; color: var(--muted); margin-top: 6px; }
form.apply { margin-top: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; padding: 28px; border: 1px solid var(--rule-soft); border-radius: 18px; background: rgba(251,250,247,.8); backdrop-filter: blur(8px); }
form.apply label { font-size: 13.5px; color: var(--ink-2); display: block; }
form.apply input, form.apply select, form.apply textarea { width: 100%; margin-top: 6px; font: inherit; font-size: 16px; color: var(--ink);
  background: #fff; border: 1px solid var(--rule); border-radius: 10px; padding: 11px 12px; transition: border-color .2s, box-shadow .2s; }
form.apply input:focus, form.apply select:focus, form.apply textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
form.apply .full { grid-column: 1 / -1; }
form.apply button { justify-self: start; cursor: pointer; font: inherit; }
.form-msg { grid-column: 1 / -1; font-size: 15px; display: none; }
.form-msg.ok { display: block; color: #3d6249; } .form-msg.err { display: block; color: #a2453b; }
.fine { font-size: 13.5px; color: var(--muted); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav-links a:not(.pill) { display: none; }
  .nav-links .pill { display: none; }
  .menu-toggle { display: block; }
  .nav.open .nav-inner { border-radius: 26px; }
  .mobile-menu { max-width: 1120px; margin: 8px auto 0; border-radius: 22px; padding: 10px; background: rgba(251,250,247,.94); border: 1px solid var(--rule-soft);
    backdrop-filter: blur(14px); box-shadow: 0 24px 50px -24px rgba(21,23,26,.35); }
  .nav.open .mobile-menu { display: grid; animation: rise .4s var(--ease); }
  .mobile-menu a { padding: 14px 16px; border-radius: 14px; color: var(--ink); font-size: 17px; }
  .mobile-menu a:hover { background: rgba(21,23,26,.05); text-decoration: none; }
  .mobile-menu .pill { text-align: center; margin-top: 6px; }
  .window-body { grid-template-columns: 1fr; }
  .panel + .panel { border-left: 0; border-top: 1px solid var(--rule-soft); }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .three, .nevers { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(3) { padding-left: 0; border-left: 0; }
  .stat { padding-bottom: 22px; }
  .step { grid-template-columns: 1fr; gap: 4px; }
  .founder { grid-template-columns: 1fr; }
  form.apply { grid-template-columns: 1fr; }
  .seats { grid-template-columns: 1fr 1fr 1fr; }
  .hero { padding-top: 130px; }
}
@media (max-width: 720px) { .meta .opt { display: none; } .seats .v { font-size: 36px; } .window-bar .url { display: none; } }
@media (max-width: 480px) { .wrap { padding: 0 16px; } .nav { padding: 0 10px; } .cta-band { padding: 0 16px; } .stat .v { font-size: 48px; } }
@media (prefers-reduced-motion: reduce) {
  .js [data-reveal], .js [data-words] .w, .rise { opacity: 1 !important; transform: none !important; filter: none !important; animation: none !important; }
  .marquee .track, .shimmer, .live-dot { animation: none; }
}

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }