/* writing/essay.css: long-read layout for /writing essays. Uses site.css tokens. */
.essay { max-width: var(--wrap-max); margin: 0 auto; padding: var(--space-5) var(--side-pad-mobile) var(--space-6); }
.essay-head { max-width: 720px; margin: 0 auto var(--space-4); }
.essay-head .eyebrow a { color: inherit; text-decoration: none; border-bottom: 1px solid var(--rule); }
.essay-head h1 { font-size: clamp(44px, 7vw, 76px); line-height: 1.02; margin: var(--space-2) 0 var(--space-3); }
.essay-dek { font-family: var(--serif); font-style: italic; font-size: clamp(19px, 2.2vw, 23px); line-height: 1.5; color: var(--ink-soft); margin: 0 0 var(--space-3); }
.essay-byline { display: flex; align-items: center; gap: 10px; font-family: var(--sans); font-size: 14px; color: var(--ink-faint); margin: 0; }
.essay-byline img { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; }

.essay-figure { margin: var(--space-5) auto; }
.essay-figure img { display: block; width: 100%; height: auto; border-radius: 14px; }
.essay-figure figcaption { font-family: var(--sans); font-size: 14px; color: var(--ink-faint); margin-top: 10px; text-align: center; }
.essay-figure.hero { max-width: 1100px; margin-top: 0; }
.essay-figure.wide { max-width: 900px; }
.essay-figure.diagram { max-width: 720px; background: var(--bg-soft); border: 1px solid var(--rule); border-radius: 16px; padding: var(--space-3) var(--space-3) var(--space-2); }
.essay-figure.diagram svg { display: block; width: 100%; height: auto; }
.essay-figure.diagram svg.only-narrow { display: none; }
.diagram-split .split { display: flex; gap: 0; }
.diagram-split .split svg { flex: 1 1 0; min-width: 0; }
.diagram-split .split svg + svg { border-left: 1px solid var(--rule); }

.essay-body { max-width: 680px; margin: 0 auto; font-family: var(--serif); font-size: 20px; line-height: 1.72; color: var(--ink-deep); }
.essay-body p { margin: 0 0 1.25em; }
.essay-body h2 { font-size: clamp(28px, 3.4vw, 36px); line-height: 1.15; margin: var(--space-5) 0 var(--space-3); }
.essay-body ul { margin: 0 0 1.4em; padding-left: 1.2em; }
.essay-body li { margin-bottom: 0.7em; }
.essay-body li::marker { color: var(--accent); }
.essay-body em { font-style: italic; }

.essay-body blockquote.pull { margin: var(--space-4) 0; padding: 4px 0 4px var(--space-3); border-left: 3px solid var(--accent); }
.essay-body blockquote.pull p { font-size: clamp(22px, 2.6vw, 27px); line-height: 1.45; font-style: italic; color: var(--ink-deep); margin: 0; }

.essay-body a.cite { color: var(--ink-soft); text-decoration: none; border-bottom: 1px dotted var(--ink-faint); }
.essay-body a.cite:hover { color: var(--accent-deep); border-bottom-color: var(--accent); }

/* diagram text */
.diagram .d-strong { font-family: var(--sans); font-size: 19px; font-weight: 700; fill: var(--ink-deep); }
.diagram .d-label  { font-family: var(--sans); font-size: 17px; font-weight: 600; fill: var(--ink-deep); }
.diagram .d-small  { font-family: var(--sans); font-size: 15px; fill: var(--ink-soft); }
.diagram .d-inv    { fill: #FFFFFF; }
.diagram .d-mid rect { fill: var(--bg-main); stroke: var(--rule); stroke-width: 1.5; }
.diagram .d-mother { fill: var(--accent); }
.diagram .d-child  { fill: var(--accent-deep); }
.diagram .d-other  { fill: var(--ink-faint); opacity: 0.55; }
.diagram .d-held   { fill: var(--accent); opacity: 0.8; }

.essay-refs { margin-top: var(--space-5); padding-top: var(--space-3); border-top: 1px solid var(--rule); font-family: var(--sans); }
.essay-refs summary { cursor: pointer; font-weight: 700; font-size: 18px; color: var(--ink-deep); padding: var(--space-1) 0; }
.essay-refs h3 { font-size: 15px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-faint); margin: var(--space-3) 0 var(--space-1); }
.essay-refs ul { list-style: none; padding: 0; margin: 0; font-size: 15px; line-height: 1.55; color: var(--ink-soft); }
.essay-refs li { margin-bottom: 8px; padding-left: 1em; text-indent: -1em; scroll-margin-top: 90px; }
.essay-refs li:target { background: var(--accent-glow); border-radius: 6px; }
.essay-refs .ref-link { color: var(--accent-deep); font-size: 13px; white-space: nowrap; }
.essay-credit { font-size: 13px; color: var(--ink-faint); margin-top: var(--space-3); }

/* writing index */
.writing-index { max-width: 820px; margin: 0 auto; padding: var(--space-5) var(--side-pad-mobile) var(--space-6); }
.writing-index h1 { font-size: clamp(40px, 6vw, 60px); margin: var(--space-2) 0 var(--space-4); }
.essay-card { display: grid; grid-template-columns: 260px 1fr; gap: var(--space-3); align-items: center; text-decoration: none; color: inherit; padding: var(--space-3); border: 1px solid var(--rule); border-radius: 16px; background: var(--bg-main); transition: transform .2s ease, box-shadow .2s ease; }
.essay-card:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(143,117,48,.12); }
.essay-card img { width: 100%; height: auto; border-radius: 10px; display: block; }
.essay-card h2 { font-size: 30px; margin: 0 0 8px; }
.essay-card p { margin: 0; color: var(--ink-soft); font-family: var(--serif); font-size: 17px; line-height: 1.5; }
.essay-card .meta { font-family: var(--sans); font-size: 13px; color: var(--ink-faint); margin-top: 10px; }

@media (max-width: 720px) {
  .essay { padding-top: var(--space-4); }
  .essay-body { font-size: 18px; line-height: 1.68; }
  .essay-figure { margin: var(--space-4) auto; }
  .essay-figure.diagram { padding: var(--space-2) 10px 10px; border-radius: 12px; }
  .diagram-split { overflow-x: visible; }
  .diagram-split .split { flex-direction: column; }
  .diagram-split .split svg { flex: none; width: 100%; min-width: 0; max-width: 320px; margin: 0 auto; }
  .diagram-split .split svg + svg { border-left: 0; border-top: 1px solid var(--rule); }
  .essay-figure.diagram figcaption { text-align: left; font-size: 13px; }
  .essay-figure.diagram svg.only-wide { display: none; }
  .essay-figure.diagram svg.only-narrow { display: block; }
  .essay-card { grid-template-columns: 1fr; }
}

/* ---------- photos ---------- */
.essay-figure.photo figcaption .credit { display: block; font-size: 12px; color: var(--ink-faint); opacity: .8; margin-top: 2px; }
.essay-figure.portrait { max-width: 480px; }

/* ---------- figure cards (HTML figures) ---------- */
.essay-figure.figure-card { max-width: 720px; background: var(--bg-soft); border: 1px solid var(--rule); border-radius: 16px; padding: var(--space-3); font-family: var(--sans); }
.figure-card figcaption { text-align: left; }
.figure-card .fig-title { font-weight: 700; font-size: 16px; color: var(--ink-deep); margin: 0 0 var(--space-2); }
.legend { list-style: none; padding: 0; margin: var(--space-2) 0 0; display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 13px; color: var(--ink-soft); }
.legend li { display: inline-flex; align-items: center; gap: 7px; }
.legend li > span { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }

/* survey waffle */
.survey { display: grid; grid-template-columns: minmax(0, 260px) 1fr; gap: var(--space-3); align-items: center; }
.waffle { display: grid; grid-template-columns: repeat(10, 1fr); gap: 3px; }
.waffle span { aspect-ratio: 1; border-radius: 3px; }
.w-solid { background: var(--accent); }
.w-range { background: repeating-linear-gradient(45deg, var(--accent) 0 2px, var(--bg-main) 2px 5px); box-shadow: inset 0 0 0 1px var(--accent); }
.w-rest { background: var(--bg-card-hi); }
.hero-num { font-family: var(--serif); font-size: clamp(40px, 6vw, 56px); line-height: 1; color: var(--ink-deep); margin: 0 0 8px; font-weight: 700; }
.hero-sub { font-size: 16px; line-height: 1.5; color: var(--ink-soft); margin: 0; }

/* timeline */
.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 104px; top: 8px; bottom: 8px; width: 2px; background: var(--rule); }
.timeline li { display: grid; grid-template-columns: 90px 1fr; gap: 30px; padding: 10px 0; position: relative; }
.timeline li::before { content: ""; position: absolute; left: 99px; top: 16px; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--bg-soft); }
.t-date { font-weight: 700; font-size: 14px; color: var(--accent-deep); text-align: right; padding-top: 1px; }
.t-text { font-size: 15.5px; line-height: 1.5; color: var(--ink-deep); }

/* dumbbell */
.dumbbell { padding: 6px 0 0; }
.db-row { display: grid; grid-template-columns: 70px 1fr; align-items: center; gap: 12px; height: 58px; }
.db-name { font-weight: 700; font-size: 14px; color: var(--ink-deep); }
.db-track { position: relative; height: 100%; border-bottom: 1px dashed var(--rule); }
.db-line { position: absolute; top: 50%; height: 2px; background: var(--ink-faint); transform: translateY(-50%); }
.db-dot { position: absolute; top: 50%; width: 14px; height: 14px; border-radius: 50%; transform: translate(-50%, -50%); cursor: default; }
.db-before { background: var(--bg-main); box-shadow: inset 0 0 0 2.5px var(--ink-deep); }
.db-after { background: var(--accent); box-shadow: 0 0 0 2px var(--bg-soft); }
.db-lab { position: absolute; top: 4px; font-size: 13px; font-weight: 600; color: var(--ink-deep); transform: translateX(-50%); white-space: nowrap; }
.db-lab-after { transform: translateX(-10%); }
.db-axis { position: relative; margin-left: 82px; height: 22px; font-size: 12px; color: var(--ink-faint); }
.db-axis span { position: absolute; top: 4px; transform: translateX(-50%); }
.db-key { border-radius: 50% !important; }
.legend .db-key.db-before { background: var(--bg-main); box-shadow: inset 0 0 0 2.5px var(--ink-deep); }
.legend .db-key.db-after { background: var(--accent); }

/* hold both */
.hold-top { background: var(--bg-main); border: 1.5px solid var(--ink-deep); border-radius: 12px; padding: 12px 16px; text-align: center; font-weight: 700; font-size: 16px; color: var(--ink-deep); margin: 0 auto 26px; max-width: 420px; position: relative; }
.hold-top::after { content: ""; position: absolute; left: 50%; bottom: -24px; width: 2px; height: 22px; background: var(--ink-soft); }
.hold-paths { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.hold-path { border-radius: 12px; padding: 14px 16px; }
.hold-path p { margin: 0; }
.hold-path.bend { background: var(--bg-main); border: 1.5px dashed var(--ink-faint); }
.hold-path.both { background: var(--accent); color: #fff; }
.hp-name { font-weight: 700; font-size: 16px; margin-bottom: 6px !important; }
.hp-what { font-size: 15px; line-height: 1.45; margin-bottom: 8px !important; }
.hp-eg { font-size: 13.5px; line-height: 1.45; opacity: .85; font-style: italic; }
.hold-path.bend .hp-name, .hold-path.bend .hp-what { color: var(--ink-deep); }
.hold-path.bend .hp-eg { color: var(--ink-soft); }

@media (max-width: 720px) {
  .essay-figure.figure-card { padding: var(--space-2); }
  .survey { grid-template-columns: 1fr; }
  .waffle { max-width: 260px; }
  .timeline::before { left: 76px; }
  .timeline li { grid-template-columns: 64px 1fr; gap: 26px; }
  .timeline li::before { left: 71px; }
  .t-date { font-size: 13px; }
  .hold-paths { grid-template-columns: 1fr; }
}

/* figure-card text is UI, not body copy: reset the essay paragraph rhythm inside it */
.essay-body .figure-card p { margin: 0; font-family: var(--sans); font-size: inherit; line-height: 1.45; }
.essay-body .figure-card .hero-num { font-family: var(--serif); font-size: clamp(40px, 6vw, 56px); line-height: 1; margin: 0 0 10px; }
.essay-body .figure-card .hero-sub { font-size: 16px; line-height: 1.5; color: var(--ink-soft); }
.essay-body .figure-card .fig-title { font-size: 16px; margin: 0 0 var(--space-2); }
.essay-body .figure-card .hp-name { font-size: 16px; margin: 0 0 6px; }
.essay-body .figure-card .hp-what { font-size: 15px; margin: 0 0 8px; }
.essay-body .figure-card .hp-eg { font-size: 13.5px; }
.hold-path.both { background: var(--accent-deep); }
.essay-body .hold-path.both p { color: #FFFFFF; }
.essay-body .figure-card ul.legend { padding: 0; margin: 14px 0 0; }
.essay-body .figure-card ul.legend li { margin: 0; }