:root {
  --paper: #F6F7F4; --ink: #1B2230; --slate: #5C6675; --blue: #2452C9; --orange: #EE6A1E;
  --line: rgba(36, 82, 201, .22); --line-strong: rgba(36, 82, 201, .5);
  --display: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --wrap: 1040px; --gutter: 20px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.6 var(--body); }
a { color: var(--blue); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 12px; }
.skip:focus { left: 8px; z-index: 10; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.narrow { max-width: 720px; }
h1, h2, h3 { font-family: var(--display); line-height: 1.05; margin: 0 0 .4em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.4rem, 6.2vw, 4.4rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }
.lede { font-size: 1.2rem; line-height: 1.5; max-width: 34em; }
.sub { color: var(--slate); max-width: 34em; margin-bottom: 1.6em; }
.fine { color: var(--slate); font-size: .9rem; }

/* header */
.top { border-bottom: 1px solid var(--line); background: var(--paper); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.mark { display: inline-flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 800; font-size: 1.25rem; color: var(--ink); text-decoration: none; letter-spacing: -.02em; }
nav { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
nav a { color: var(--ink); text-decoration: none; font-weight: 500; }
nav a:hover { color: var(--blue); }
nav .follow { color: var(--blue); }

/* buttons */
.btn { display: inline-block; background: var(--orange); color: #fff; font-weight: 600; text-decoration: none; padding: 12px 20px; border-radius: 8px; border: 2px solid var(--orange); }
.btn:hover { background: #d85c14; border-color: #d85c14; color: #fff; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: #fff; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 1.4em; }

/* hero */
.hero { padding: 56px 0 24px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 40px; align-items: center; }
.hero-copy h1 { max-width: 11em; }
.schematic { margin: 0; }
.schem { width: 100%; height: auto; display: block; }
@media (max-width: 820px) {
  .hero { padding-top: 36px; }
  .hero-grid { grid-template-columns: 1fr; gap: 24px; }
  .schem { max-width: 440px; margin: 0 auto; }
}

/* pillars: a labeled diagram, not a card grid */
.pillars { padding: 56px 0; border-top: 1px solid var(--line); }
.pillar-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 40px; }
.pillar { position: relative; padding: 6px 0 22px 28px; border-left: 1.5px solid var(--line-strong); }
.pillar .dot { position: absolute; left: -7px; top: 14px; width: 12px; height: 12px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 3px var(--paper); }
.pillar::before { content: ""; position: absolute; left: 0; top: 19px; width: 20px; height: 1.2px; background: var(--ink); }
.pillar h3 { margin-bottom: .2em; }
.pillar p { color: var(--slate); margin: 0; max-width: 28em; }
@media (max-width: 820px) { .pillar-list { grid-template-columns: 1fr; } }

/* posts */
.latest { padding: 40px 0 56px; border-top: 1px solid var(--line); }
.post-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.post-list li { border-bottom: 1px solid var(--line); }
.post-list a { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 24px; padding: 16px 0; text-decoration: none; color: var(--ink); }
.post-list strong { font-family: var(--display); font-size: 1.25rem; font-weight: 700; }
.post-list span { grid-column: 1; color: var(--slate); }
.post-list time { grid-row: 1 / span 2; align-self: start; color: var(--slate); white-space: nowrap; }
.post-list a:hover strong { color: var(--blue); }
.more { font-weight: 600; }
.empty { border: 1px dashed var(--line-strong); border-radius: 10px; padding: 24px; margin-top: 24px; }
.empty p:last-child { margin: 0; }

/* process */
.process { padding: 56px 0; border-top: 1px solid var(--line); }
.process-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 40px; }
.steps { list-style: none; margin: 0; padding: 0; counter-reset: none; }
.steps li { display: grid; grid-template-columns: 44px 1fr; gap: 16px; padding: 14px 0; border-top: 1px solid var(--line); }
.steps li:last-child { border-bottom: 1px solid var(--line); }
.steps .n { font-family: var(--display); font-weight: 800; font-size: 1.6rem; line-height: 1; color: var(--blue); padding-top: 4px; }
.steps strong { display: block; font-weight: 600; }
@media (max-width: 820px) { .process-grid { grid-template-columns: 1fr; gap: 12px; } }

/* gear */
.gear { padding: 24px 0 72px; }
.gear-panel { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px; align-items: center; background: var(--ink); color: #E9ECEF; border-radius: 14px; padding: 32px; max-width: calc(var(--wrap) - 2 * var(--gutter)); }
.gear-panel h2 { color: #fff; }
.gear-panel p { margin: 0; max-width: 40em; }
.gear-panel a:not(.btn) { color: #FFB27A; }
@media (max-width: 820px) { .gear-panel { grid-template-columns: 1fr; } }

/* pages */
.page { padding: 48px 0 72px; }
.crumb { margin-bottom: .6em; }
.meta { color: var(--slate); }
.prose { max-width: 38em; }
.prose h2 { font-size: 1.5rem; margin-top: 1.6em; }
.prose img, .prose video { max-width: 100%; height: auto; border-radius: 10px; }
.sources { padding-left: 1.2em; word-break: break-word; }

/* footer */
.foot { border-top: 1px solid var(--line); padding: 40px 0; color: var(--slate); font-size: .95rem; }
.foot-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.foot p { margin: 0 0 .4em; }
.foot-name { font-family: var(--display); font-weight: 800; color: var(--ink); font-size: 1.1rem; }
@media (max-width: 600px) { nav .follow { display: none; } }
@media (max-width: 820px) { .foot-grid { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }