/* screens.css — post / archive / about */

/* ============ POST ============ */
.read-prog { position: fixed; top: 0; left: 0; right: 0; height: 2px; background: transparent; z-index: 50; }
.read-prog-fill { height: 100%; background: var(--accent); width: 0; }
.post-wrap { max-width: 760px; }
.post-head { padding-top: 8px; }
.crumb { display: block; width: max-content; background: none; border: 0; color: var(--ink-dim); font-size: 11.5px; letter-spacing: .12em; cursor: pointer; padding: 0; transition: color .15s; }
.crumb:hover { color: var(--accent); }
.interactive-badge { display: inline-flex; align-items: center; gap: 7px; font-size: 10.5px; letter-spacing: .14em; color: var(--accent); border: 1px solid var(--accent); padding: 4px 10px; margin: 16px 0 0; }
.ib-dot { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; animation: blink 1.6s infinite; }
@keyframes blink { 50% { opacity: .25; } }
.post-kick { margin: 22px 0 16px; font-size: 12px; }
.post-title { font-size: clamp(40px, 7vw, 84px); line-height: .92; margin: 0; letter-spacing: .003em; }
.post-dek { font-size: clamp(18px, 2.2vw, 23px); line-height: 1.5; color: var(--ink-dim); margin: 24px 0 0; max-width: 60ch; }
.post-byline { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin: 30px 0 26px; flex-wrap: wrap; }
.byl-left { display: flex; align-items: center; gap: 12px; }
.byl-av { width: 42px; height: 42px; background: var(--accent); color: #fff; display: grid; place-items: center; font-family: var(--font-mono); font-size: 14px; letter-spacing: .05em; }
.byl-name { font-weight: 600; font-size: 15px; }
.byl-meta { font-size: 11px; color: var(--ink-faint); margin-top: 2px; }

.art-body { padding: 38px 0 0; font-size: 19px; line-height: 1.72; }
.art-body.has-explorable { max-width: none; }
.art-body p { margin: 0 0 1.5em; color: var(--ink); max-width: 68ch; }
.art-body p strong { font-weight: 600; }
.art-h2 { font-family: var(--font-sans); font-weight: 600; font-size: clamp(24px, 3vw, 32px); letter-spacing: -.01em; margin: 1.8em 0 .7em; line-height: 1.15; display: flex; gap: 14px; align-items: baseline; }
.art-h2-mark { color: var(--accent); font-size: .6em; }
.art-callout { position: relative; border: 1px solid var(--line-strong); background: var(--bg-elev); padding: 24px 28px; margin: 2em 0; max-width: 68ch; }
.art-callout-q { display: block; margin-bottom: 8px; font-size: 11px; }
.art-callout p { margin: 0; font-family: var(--font-sans); font-size: 19px; line-height: 1.5; color: var(--ink); font-style: normal; }
.art-code { background: var(--bg-elev); border: 1px solid var(--line-strong); margin: 2em 0; overflow: auto; }
.art-code-bar { display: flex; justify-content: space-between; padding: 9px 14px; border-bottom: 1px solid var(--line); font-size: 10px; letter-spacing: .1em; }
.art-code code { display: block; padding: 18px; font-family: var(--font-mono); font-size: 13.5px; line-height: 1.7; color: var(--ink); white-space: pre; }
.art-explorable { margin: 2.6em 0; }

.post-end { padding-top: 10px; }
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 8px; }
.pnav { position: relative; text-align: left; background: var(--bg-elev); border: 1px solid var(--line); padding: 20px; cursor: pointer; display: flex; flex-direction: column; gap: 8px; transition: border-color .2s; }
.pnav:hover { border-color: var(--accent); }
.pnav.next { text-align: right; align-items: flex-end; }
.pnav-t { font-family: var(--font-sans); font-weight: 600; font-size: 17px; color: var(--ink); line-height: 1.2; }

/* ============ ARCHIVE ============ */
.arch-head { padding-bottom: 30px; }
.arch-title { font-size: clamp(48px, 9vw, 120px); line-height: .9; margin: 14px 0 0; }
.arch-blurb { color: var(--ink-dim); font-size: 18px; line-height: 1.5; max-width: 52ch; margin: 18px 0 0; }
.arch-count { margin-top: 18px; font-size: 11px; color: var(--ink-faint); }
.arch-filter { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; padding: 16px 0; border-top: 1px solid var(--line); }
.fchip { font-size: 11px; padding: 6px 12px; border: 1px solid var(--line); background: none; color: var(--ink-dim); cursor: pointer; letter-spacing: .1em; transition: all .15s; }
.fchip:hover { border-color: var(--ink); color: var(--ink); }
.fchip.on { background: var(--accent); border-color: var(--accent); color: #fff; }

.arch-list { display: flex; flex-direction: column; }
.arch-row { display: grid; grid-template-columns: 120px 1fr 200px 60px; gap: 20px; align-items: baseline; padding: 22px 0; border-top: 1px solid var(--line); text-align: left; background: none; border-left: 0; border-right: 0; border-bottom: 0; cursor: pointer; width: 100%; color: var(--ink); transition: background .15s; }
.arch-row:hover { background: color-mix(in srgb, var(--ink) 4%, transparent); }
.arch-row-head { cursor: default; font-size: 10.5px; color: var(--ink-faint); padding: 10px 0; }
.arch-row-head:hover { background: none; }
.ar-date { font-size: 12px; color: var(--accent); letter-spacing: .08em; padding-top: 3px; }
.ar-title { font-family: var(--font-sans); font-weight: 600; font-size: clamp(19px, 2.2vw, 24px); line-height: 1.2; transition: color .15s; }
.arch-row:hover .ar-title { color: var(--accent); }
.ar-title .issue { font-size: .5em; }
.ar-sum { display: block; font-weight: 400; font-size: 14.5px; color: var(--ink-dim); line-height: 1.5; margin-top: 6px; max-width: 64ch; }
.ar-series { font-size: 11px; color: var(--ink-faint); letter-spacing: .08em; padding-top: 4px; }
.ar-read { font-size: 13px; color: var(--ink-faint); }
.ta-r { text-align: right; }

/* ============ ABOUT ============ */
.about-hero { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(32px, 6vw, 80px); padding: 8px 0 clamp(40px,6vw,72px); align-items: start; }
.about-title { font-size: clamp(40px, 6.5vw, 88px); line-height: .92; margin: 16px 0 0; max-width: 14ch; }
.about-lede { font-size: clamp(18px, 2.4vw, 24px); color: var(--accent); font-family: var(--font-mono); letter-spacing: .02em; margin: 22px 0 0; line-height: 1.4; }
.about-body { font-size: 18px; line-height: 1.65; color: var(--ink-dim); margin: 22px 0 0; max-width: 56ch; }
.about-body strong { color: var(--ink); font-weight: 600; }
.about-cta { display: flex; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.about-hero-r { display: flex; flex-direction: column; gap: 18px; position: sticky; top: 130px; }
.about-photo { position: relative; aspect-ratio: 4/5; border: 1px solid var(--line-strong); background: var(--bg-elev); display: grid; place-items: center; }
.ph-fallback { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.about-stat { position: relative; border: 1px solid var(--line); padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.as-row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.as-row .display { font-size: 26px; color: var(--ink); }
.as-row .mono.dim { font-size: 10.5px; }

@media (max-width: 820px) {
  .about-hero { grid-template-columns: 1fr; }
  .about-hero-r { position: static; flex-direction: row; }
  .about-photo { flex: 1; }
  .about-stat { flex: 1; }
}
@media (max-width: 620px) {
  .arch-row { grid-template-columns: 1fr auto; }
  .hide-sm { display: none; }
  .ar-date { grid-column: 1; }
  .post-nav { grid-template-columns: 1fr; }
  .about-hero-r { flex-direction: column; }
}