/* 336 Larkfield Road — black, white, one green. No decoration. */

:root {
  --pad: clamp(16px, 4vw, 56px);
  --green: #1f9d3a;
  --rule: 4px solid #000;
  --hair: 1px solid #000;
  --sans: "Helvetica Now Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --display: "Helvetica Now Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { background: #fff; color: #000; -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 1.0625rem/1.4 var(--sans); }
img { display: block; max-width: 100%; height: auto; }
a { color: #000; text-decoration: underline; text-underline-offset: 0.15em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 3px; }
:focus-visible { outline: 3px solid #000; outline-offset: 3px; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0; font-family: var(--display); font-weight: 900; letter-spacing: 0; line-height: 0.95; }
.mono { font: 600 0.75rem/1.35 var(--mono); letter-spacing: 0.02em; text-transform: uppercase; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 8px; top: 8px; background: #fff; padding: 8px; z-index: 10; }

/* Masthead */
.mast { padding: 18px var(--pad) 16px; }
.mast nav { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 16px; margin-bottom: clamp(20px, 5vw, 56px); }
.mast nav a { text-decoration: none; }
.mast nav a:hover, .mast nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 0.2em; text-decoration-thickness: 2px; }
.mast h1 { font-size: clamp(4rem, 19vw, 15rem); line-height: 0.8; letter-spacing: 0; margin-left: -0.04em; }
.mast h1 span { display: block; font-size: 0.56em; line-height: 0.92; letter-spacing: 0; margin-left: 0.03em; }
.mast .tag { font-weight: 700; font-size: clamp(1rem, 2.4vw, 1.5rem); line-height: 1.15; max-width: 16em; margin: 18px 0 14px; }
.mast .meta { display: flex; flex-wrap: wrap; gap: 4px 24px; }
.status { margin: 14px 0 0; padding-top: 10px; border-top: var(--hair); }

/* Before / after */
.ba-wrap { border-top: var(--rule); }
.ba img { width: 100%; }
.ba .label { display: inline-block; padding: 5px 8px; background: #000; color: #fff; }
.ba figure { margin: 0; position: relative; }
.ba figure .label { position: absolute; top: 12px; left: 12px; }
.ba .rule, .ba .knob, .ba input { display: none; }

.js .ba {
  --p: 88%;
  position: relative; overflow: hidden;
  aspect-ratio: 1920 / 1457;
  background: #000;
  cursor: ew-resize;
  touch-action: pan-y;
  user-select: none; -webkit-user-select: none;
}
.js .ba figure { position: absolute; inset: 0; }
.js .ba img { position: absolute; inset: 0; height: 100%; object-fit: cover; pointer-events: none; -webkit-user-drag: none; }
.js .ba .f-before { z-index: 1; }
.js .ba .f-before img { clip-path: inset(0 calc(100% - var(--p)) 0 0); }
.js .ba figure .label { z-index: 3; }
.js .ba .f-after .label { left: auto; right: 12px; background: #fff; color: #000; }
.js .ba .rule {
  display: block; position: absolute; z-index: 2; top: 0; bottom: 0; left: var(--p);
  width: 4px; margin-left: -2px; background: #fff; box-shadow: 0 0 0 1px #000; pointer-events: none;
}
.js .ba .knob {
  display: grid; place-items: center; position: absolute; z-index: 3; top: 50%; left: var(--p);
  width: 48px; height: 48px; margin: -24px 0 0 -24px;
  background: #fff; border: 3px solid #000; pointer-events: none;
  font: 700 0.9375rem/1 var(--mono);
}
.js .ba input {
  display: block; position: absolute; z-index: 4; left: 0; bottom: 0; width: 100%; height: 1px;
  margin: 0; opacity: 0; pointer-events: none;
}
.js .ba:focus-within .knob { outline: 3px solid #000; outline-offset: 3px; }
.ba-note { display: flex; flex-wrap: wrap; gap: 6px 32px; justify-content: space-between; padding: 12px var(--pad) 14px; }
.ba-note p { margin: 0; max-width: 46em; font-size: 0.9375rem; }
.ba-note .hint { display: none; }
.js .ba-note .hint { display: block; }

/* Wide screens: masthead beside the slider, like a spread */
@media (min-width: 1000px) {
  .hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); border-bottom: 0; }
  .hero .mast { display: flex; flex-direction: column; }
  .hero .mast nav { margin-bottom: auto; padding-bottom: 32px; }
  .hero .mast h1 { font-size: min(10.5vw, 15rem); }
  .hero .mast .tag { font-size: clamp(1rem, 1.5vw, 1.375rem); }
  .hero .mast .status { margin-top: auto; }
  .hero .mast .meta { margin-bottom: 32px; }
  .hero .ba-wrap { border-top: 0; border-left: var(--rule); }
}

/* Sections */
.sec { border-top: var(--rule); padding: clamp(28px, 5vw, 64px) var(--pad) clamp(40px, 6vw, 80px); }
.sec > h2 { font-size: clamp(2.5rem, 7.5vw, 5.5rem); margin-bottom: clamp(20px, 3vw, 40px); max-width: 9em; }
.sec > h2 em { font-style: italic; }
.body > * { max-width: 34rem; }
.lead { font-size: clamp(1.25rem, 2.6vw, 1.75rem); font-weight: 700; line-height: 1.2; letter-spacing: 0; }
.big { font-size: clamp(1.125rem, 2vw, 1.375rem); line-height: 1.3; }
h3 { font-size: clamp(1.5rem, 3.4vw, 2.25rem); margin: 1.6em 0 0.5em; }
h3:first-child { margin-top: 0; }
h4 { font: 800 1rem/1.2 var(--sans); letter-spacing: 0; margin: 0 0 0.3em; }

@media (min-width: 900px) {
  .sec { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 8fr); column-gap: clamp(24px, 4vw, 64px); }
  .sec > h2 { position: sticky; top: 16px; align-self: start; font-size: clamp(2.5rem, 4.6vw, 5rem); overflow-wrap: break-word; }
  .sec > .wide { grid-column: 1 / -1; }
}

/* Two-up and grids */
.two { display: grid; gap: 24px 32px; max-width: none; }
.grid { display: grid; gap: 24px 32px; max-width: none; margin: 0; padding: 0; list-style: none; }
@media (min-width: 620px) {
  .two, .grid { grid-template-columns: 1fr 1fr; }
}
.two > div, .grid > * { border-top: var(--hair); padding-top: 12px; }
.grid p, .two p { margin: 0; font-size: 1rem; }

.imagine { list-style: none; margin: 2em 0 0; padding: 0; max-width: none; }
.imagine li {
  font: 900 clamp(1.5rem, 4vw, 2.75rem)/1 var(--display); letter-spacing: 0;
  padding: 0.45em 0; border-top: var(--hair); max-width: 16em;
}
.imagine li::before { content: "... "; }

/* Benefits */
.gains { list-style: none; margin: 0; padding: 0; counter-reset: g; max-width: none; }
.gains li { counter-increment: g; border-top: var(--hair); padding: 14px 0 18px; display: grid; grid-template-columns: 2.5rem 1fr; }
.gains li::before { content: counter(g); font: 600 0.875rem/1.6 var(--mono); }
.gains h3 { margin: 0 0 0.35em; font-size: clamp(1.375rem, 3vw, 2rem); }
.gains p { margin: 0; max-width: 34rem; }

/* Footnotes: margin notes when wide, tap-to-open when narrow */
.fn {
  font: 700 0.6875rem/1 var(--mono); vertical-align: super;
  border: 1px solid #000; background: #fff; color: #000; padding: 1px 4px; margin: 0 2px; cursor: pointer;
}
.fn[aria-expanded="true"] { background: #000; color: #fff; }
.sn {
  display: block; font: 500 0.75rem/1.35 var(--mono); letter-spacing: 0;
  margin: 10px 0; padding: 8px 0 8px 12px; border-left: 3px solid #000;
}
.sn > b { margin-right: 6px; }
.sn .li { display: block; padding-left: 1em; text-indent: -1em; margin-top: 4px; font-family: var(--sans); font-size: 0.8125rem; }
.sn .li::before { content: "• "; }
.js .sn { display: none; }
.js .sn.open { display: block; }
@media (min-width: 1180px) {
  .fn { border: 0; padding: 0; cursor: default; pointer-events: none; }
  .sn, .js .sn {
    display: block; float: right; clear: right;
    width: 12rem; margin: 0 -14rem 12px 0; padding: 6px 0 0; border-left: 0; border-top: var(--hair);
  }
}

/* Photo and figures */
figure { margin: 0; }
.fig { margin: 1.5em 0; }
.fig img { border: var(--hair); }
.fig figcaption { margin-top: 8px; font: 500 0.75rem/1.4 var(--mono); max-width: 44rem; }
.fig.plain img { border: 0; }
.sitemap { max-width: 22rem; }
.doc object { display: block; width: 100%; height: min(85vh, 1100px); border: var(--hair); }
.doc-cover { display: none; }
.doc-cover img { display: block; border: var(--hair); }
@media (max-width: 699px) {
  .doc object { display: none; }
  .doc-cover { display: block; }
}
.clip { scroll-margin-top: 16px; }
.clip video { display: block; width: 100%; height: auto; background: #000; }
.t-note { font: 500 0.75rem/1.45 var(--mono); }
.transcript { list-style: none; margin: 1em 0 0; padding: 0; max-width: 40rem; border-bottom: var(--hair); }
.transcript li { display: grid; grid-template-columns: 3.5rem 1fr; gap: 0 12px; border-top: var(--hair); padding: 10px 0 12px; }
.transcript time { font: 600 0.875rem/1.6 var(--mono); }
.transcript p { margin: 0; font-size: 1rem; }

/* Timeline */
.tl { list-style: none; margin: 1.5em 0 0; padding: 0; max-width: 40rem; border-bottom: var(--hair); }
.tl li { display: grid; grid-template-columns: 4.25rem 1fr; gap: 0 12px; border-top: var(--hair); padding: 10px 0 12px; }
.tl .yr { font: 900 1.375rem/1.1 var(--display); letter-spacing: 0; }
.tl p { margin: 0; font-size: 1rem; }
.tl .q { margin-top: 8px; font: 500 0.75rem/1.45 var(--mono); }
.tl .cite { display: block; margin-top: 6px; font: 600 0.75rem/1.2 var(--mono); }

/* Options */
.opts { list-style: none; margin: 1em 0 0; padding: 0; counter-reset: o; max-width: none; display: grid; gap: 0 32px; }
@media (min-width: 620px) { .opts { grid-template-columns: 1fr 1fr; } }
.opts li {
  counter-increment: o; border-top: var(--hair); padding: 10px 0 22px;
  display: grid; grid-template-columns: clamp(3.5rem, 9vw, 6rem) 1fr; align-items: start; gap: 8px;
  font-weight: 700; font-size: clamp(1.0625rem, 2vw, 1.25rem); line-height: 1.2;
}
.opts li::before { content: counter(o); font: 900 clamp(4rem, 10vw, 7rem)/0.8 var(--display); letter-spacing: 0; }
.opts li > span { padding-top: 0.35em; }
.opts li.yes, .opts li.yes::before { color: var(--green); }

/* Pull quote */
.pull { border-top: var(--rule); padding: clamp(32px, 6vw, 88px) var(--pad); }
.pull p { margin: 0; font-size: clamp(1.125rem, 2.4vw, 1.75rem); line-height: 1.3; }
.pull .ask { font-weight: 800; margin-top: 0.6em; }
.pull .q1 { font-weight: 700; }
.pull .q2 { font: 900 clamp(3rem, 12.5vw, 11rem)/0.88 var(--display); letter-spacing: 0; margin: 0.1em 0 0 -0.05em; }

/* Plan passages */
.plan { max-width: none; }
.plan > div { border-top: var(--hair); padding: 14px 0 20px; display: grid; gap: 8px 32px; }
@media (min-width: 620px) { .plan > div { grid-template-columns: 11rem 1fr; } }
.plan h3 { margin: 0; font-size: clamp(1.375rem, 2.6vw, 1.75rem); }
.plan p { margin: 0; max-width: 30rem; }
.plan u { text-decoration-thickness: 2px; text-underline-offset: 0.18em; font-weight: 700; }
.plan .cite { margin-top: 10px; font: 500 0.75rem/1.35 var(--mono); }

/* Precedent box */
.box { border: var(--rule); padding: clamp(16px, 3vw, 32px); max-width: 52rem; display: grid; gap: 24px 40px; }
@media (min-width: 720px) { .box { grid-template-columns: 1fr 15rem; } }
.box h3 { margin: 0 0 0.6em; grid-column: 1 / -1; font-size: clamp(1.75rem, 4.4vw, 3rem); max-width: 13em; }
.box .again { font: 900 clamp(1.75rem, 4.4vw, 3rem)/1 var(--display); letter-spacing: 0; margin: 0.6em 0 0; }
.box .cite { font: 500 0.75rem/1.4 var(--mono); grid-column: 1 / -1; margin: 0; }

/* Record */
.entries { list-style: none; margin: 0; padding: 0; max-width: none; border-bottom: var(--hair); }
.entry { border-top: var(--hair); padding: 12px 0 16px; display: grid; gap: 4px 24px; }
@media (min-width: 620px) { .entry { grid-template-columns: 9.5rem 1fr; } }
.entry .e-meta { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; align-content: start; }
.entry time { font: 600 0.8125rem/1.3 var(--mono); }
.entry .e-type { font: 600 0.6875rem/1 var(--mono); text-transform: uppercase; letter-spacing: 0.04em; border: 1px solid #000; padding: 3px 5px; }
.entry .e-type.sent, .entry .e-type.received { background: #000; color: #fff; }
.entry h3 { font: 800 1.0625rem/1.25 var(--sans); letter-spacing: 0; margin: 0 0 4px; }
.entry p { margin: 0 0 6px; max-width: 38rem; font-size: 1rem; }
.entry .e-link { font: 500 0.8125rem/1.3 var(--mono); margin: 0; }
.entry .e-link .none { color: #595959; }
.entry .replies { list-style: none; margin: 10px 0 0; padding: 0 0 0 16px; border-left: 3px solid #000; grid-column: 1 / -1; }
.entry:target { outline: 3px solid #000; outline-offset: 6px; }
.filters { display: flex; flex-wrap: wrap; gap: 6px 8px; margin: 0 0 20px; padding: 0; list-style: none; max-width: none; }
.filters a { font: 600 0.75rem/1 var(--mono); text-transform: uppercase; letter-spacing: 0.04em; text-decoration: none; border: 1px solid #000; padding: 7px 9px; display: block; }
.filters a[aria-current="true"] { background: #000; color: #fff; }
.more { font-weight: 800; }
.empty { font: 500 0.875rem/1.4 var(--mono); }

/* Record page header */
.mast.small h1 { font-size: clamp(3.25rem, 13vw, 9rem); line-height: 0.86; }

/* Close */
.note-author { font-size: 1rem; }
.sig { font: 600 0.8125rem/1.3 var(--mono); }
footer { border-top: var(--rule); padding: 16px var(--pad) 40px; display: flex; flex-wrap: wrap; gap: 6px 32px; justify-content: space-between; }
footer p { margin: 0; }

/* Call to action */
.cta-bar {
  position: sticky; bottom: 0; z-index: 5;
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 4px 24px;
  padding: 12px var(--pad); background: var(--green); color: #000;
  border-top: var(--rule); text-decoration: none; font-weight: 800; font-size: 1.0625rem;
  transition: transform 0.25s ease-out;
}
.cta-bar:hover span:first-child { text-decoration: underline; }
.js .cta-bar.tucked { transform: translateY(105%); }
@media (prefers-reduced-motion: reduce) { .cta-bar { transition: none; } }
.cta { background: var(--green); padding: clamp(20px, 4vw, 48px) var(--pad) clamp(40px, 6vw, 80px); scroll-margin-top: 0; }
.cta > h2 { font-size: clamp(2.5rem, 7.5vw, 5.5rem); margin-bottom: clamp(20px, 3vw, 40px); max-width: 9em; }
@media (min-width: 900px) {
  .cta { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 8fr); column-gap: clamp(24px, 4vw, 64px); }
  .cta > h2 { font-size: clamp(2.5rem, 4.6vw, 5rem); }
}
.cta .body > * { max-width: 38rem; }
.mail { background: #fff; border: var(--rule); margin: 1.25em 0; }
.mail-row { display: grid; grid-template-columns: 4.5rem 1fr; gap: 8px; margin: 0; padding: 8px 12px; border-bottom: var(--hair); font-size: 0.9375rem; overflow-wrap: anywhere; }
.mail-row .mono { padding-top: 3px; }
.mail pre { margin: 0; padding: 14px 12px 16px; font: 400 1rem/1.45 var(--sans); white-space: pre-wrap; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.btn {
  font: 800 1rem/1 var(--sans); padding: 14px 16px; border: 3px solid #000; border-radius: 0;
  background: #000; color: #fff; text-decoration: none; cursor: pointer; -webkit-appearance: none; appearance: none;
}
.btn.alt { background: #fff; color: #000; }
.btn:hover { text-decoration: underline; }
.js-only { display: none; }
.js .js-only { display: inline-block; }
.cta-fine { font-size: 0.9375rem; }
#cta-msg:empty { display: none; }

@media print {
  .cta-bar { display: none; }
  .sec > h2 { position: static; }
  .js .sn, .sn { display: block; float: none; width: auto; margin: 8px 0; }
  .ba-note .hint, .filters, .knob, .rule { display: none !important; }
}