/* steffanic.com — warm paper, marigold + teal, Fraunces / Figtree / JetBrains Mono. */

:root {
  --paper: #f9f5ec;
  --paper-2: #f1ebdd;
  --paper-3: #e9e1cf;
  --ink: #23272d;
  --ink-2: #565d68;
  --ink-3: #8b909a;
  --line: #e2dac7;
  --gold: #e6a63a;
  --gold-soft: rgba(230, 166, 58, .32);
  --teal: #167c76;
  --teal-soft: rgba(22, 124, 118, .12);
  --coral: #e0705c;
  --shadow: 0 1px 2px rgba(35, 39, 45, .05), 0 12px 32px -20px rgba(35, 39, 45, .25);
  --display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --body: "Figtree", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --measure: 44rem;
  --wide: 68rem;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #1b1a17; --paper-2: #24221e; --paper-3: #2e2b25; --ink: #efe9dc; --ink-2: #b8b1a3; --ink-3: #7f7a70; --line: #35322b;
    --gold: #f0b346; --gold-soft: rgba(240, 179, 70, .28); --teal: #4fb8b0; --teal-soft: rgba(79, 184, 176, .14); --coral: #f08a76;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 12px 32px -20px rgba(0,0,0,.7); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #1b1a17; --paper-2: #24221e; --paper-3: #2e2b25; --ink: #efe9dc; --ink-2: #b8b1a3; --ink-3: #7f7a70; --line: #35322b;
  --gold: #f0b346; --gold-soft: rgba(240, 179, 70, .28); --teal: #4fb8b0; --teal-soft: rgba(79, 184, 176, .14); --coral: #f08a76;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 12px 32px -20px rgba(0,0,0,.7); color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body); font-size: 17.5px; line-height: 1.6; padding-inline: 20px; padding-block: 0 72px; overflow-x: clip; }
a { color: var(--teal); text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--teal) 35%, transparent); text-decoration-thickness: 1.5px; text-underline-offset: 3px; transition: text-decoration-color .15s, color .15s; }
a:hover { text-decoration-color: var(--teal); }
a:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 3px; }
::selection { background: var(--gold-soft); }
mark { background: linear-gradient(transparent 55%, var(--gold-soft) 55%); color: inherit; padding: 0 .1em; border-radius: 2px; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--measure); margin: 0 auto; }
.wide { max-width: var(--wide); margin: 0 auto; }
.mono { font-family: var(--mono); font-size: .76rem; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-3); }
.cap, .cap.mono { font-family: var(--body); font-size: .87rem; letter-spacing: 0; text-transform: none; color: var(--ink-3); line-height: 1.5; max-width: 46ch; }
.display { font-family: var(--display); font-weight: 500; font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 0; letter-spacing: -.012em; line-height: 1.1; text-wrap: balance; }
em, i { font-family: var(--display); font-style: italic; font-size: 1.04em; }

/* masthead */
.mast { max-width: var(--wide); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 26px 0; font-size: .95rem; }
.mast .who { display: flex; align-items: center; gap: 12px; }
.mast .photo { width: 40px; height: 40px; border-radius: 50%; overflow: hidden; background: var(--paper-2); box-shadow: inset 0 0 0 2px var(--gold); flex: 0 0 auto; }
.mast .photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 18%; display: block; }
.mast .name { text-decoration: none; color: var(--ink); font-weight: 600; }
.nav { display: flex; align-items: center; gap: 20px; }
.nav a { color: var(--ink-2); text-decoration: none; font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.theme { appearance: none; border: 1px solid var(--line); background: var(--paper-2); color: var(--ink-2); width: 34px; height: 34px; border-radius: 50%; display: inline-grid; place-items: center; cursor: pointer; padding: 0; }
.theme:hover { color: var(--ink); border-color: var(--gold); }
.theme svg { width: 15px; height: 15px; }
.theme .sun { display: none; }
:root[data-theme="dark"] .theme .sun { display: block; } :root[data-theme="dark"] .theme .moon { display: none; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .theme .sun { display: block; } :root:not([data-theme="light"]) .theme .moon { display: none; } }

/* hero */
.hero { position: relative; max-width: var(--wide); margin: 0 auto; padding-block: 72px 56px; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 40px; align-items: center; }
.hero h1 { font-size: clamp(2.4rem, 5.4vw, 4.2rem); margin: 0 0 22px; }
.hero h1 em { color: var(--teal); font-style: italic; font-size: 1em; }
.hero .sub { font-size: 1.2rem; line-height: 1.5; color: var(--ink-2); max-width: 34rem; }
.hero .sub b { color: var(--ink); font-weight: 600; }
.hero .cta { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; margin-top: 22px; }
.btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: .95rem; padding: 10px 16px; border-radius: 999px; text-decoration: none; background: var(--ink); color: var(--paper); transition: transform .15s, background .15s; }
.btn:hover { transform: translateY(-1px); background: var(--teal); }
.btn.ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn.ghost:hover { background: var(--paper-2); }
.hero .canvas { position: relative; aspect-ratio: 1; max-width: 100%; }
.hero canvas { width: 100%; height: 100%; display: block; border-radius: 50%; background: radial-gradient(circle at 50% 50%, var(--paper-2), transparent 70%); }
.hero .cap { margin: 14px auto 0; text-align: center; max-width: 38ch; }

/* movements */
.mv { max-width: var(--wide); margin: 0 auto; padding-block: 72px 24px; }
.mv + .mv { border-top: 1px solid var(--line); }
.mv .kicker { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.mv .kicker .n { font-family: var(--display); font-style: italic; color: var(--gold); font-size: 1.3rem; }
.mv h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); margin: 0 0 22px; max-width: 26ch; }
.mv .grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.mv .prose { max-width: 36rem; font-size: 1.05rem; }
.mv .prose p { margin-bottom: 1.05em; color: var(--ink-2); }
.mv .prose p:first-child { color: var(--ink); }
.figure { position: relative; }
.figure svg { width: 100%; height: auto; display: block; overflow: visible; }
.figure .cap { margin-top: 10px; }
.stroke { fill: none; stroke: var(--ink-2); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.stroke.faint { stroke: var(--line); }
.stroke.gold { stroke: var(--gold); stroke-width: 2.2; }
.stroke.teal { stroke: var(--teal); stroke-width: 2; }
.stroke.coral { stroke: var(--coral); stroke-width: 2; }
.fill-paper { fill: var(--paper); }
.fill-2 { fill: var(--paper-2); }
.fill-gold { fill: var(--gold); }
.fill-teal { fill: var(--teal); }
.lbl { font-family: var(--mono); font-size: 10.5px; letter-spacing: .04em; text-transform: uppercase; fill: var(--ink-3); }
.lbl.dark { fill: var(--ink); }

/* movement II: sticky schematic + steps */
.steps-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.steps-layout > .stickycol, #next .grid > .stickycol { align-self: stretch; }
#next .grid { align-items: start; }
.stickycol > .sticky { position: sticky; top: 32px; }
.steps { display: grid; gap: 22px; }
.step { padding: 22px 24px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper-2); transition: border-color .3s, box-shadow .3s, transform .3s; }
.step.is-active { border-color: var(--gold); box-shadow: var(--shadow); }
.step .when { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.step h3 { font-family: var(--display); font-weight: 500; font-size: 1.35rem; margin: 0 0 8px; line-height: 1.2; }
.step p { margin: 0; color: var(--ink-2); }
.step .role { color: var(--teal); }
.schem g[data-s] { transition: opacity .5s ease; opacity: .22; }
.schem[data-step="0"] g[data-s="0"], .schem[data-step="1"] g[data-s="0"], .schem[data-step="1"] g[data-s="1"],
.schem[data-step="2"] g[data-s="0"], .schem[data-step="2"] g[data-s="1"], .schem[data-step="2"] g[data-s="2"],
.schem[data-step="3"] g[data-s="0"], .schem[data-step="3"] g[data-s="1"], .schem[data-step="3"] g[data-s="2"], .schem[data-step="3"] g[data-s="3"],
.schem[data-step="4"] g[data-s] { opacity: 1; }
.flow { stroke-dasharray: 5 7; animation: flow 1.6s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -24; } }

/* movement III: principles */
.principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: 8px; }
.principle { padding: 26px 24px 22px; border-radius: 16px; background: var(--paper-2); border: 1px solid var(--line); position: relative; }
.principle .glyph { width: 44px; height: 44px; margin-bottom: 14px; }
.principle h3 { font-family: var(--display); font-weight: 500; font-size: 1.35rem; margin: 0 0 10px; line-height: 1.2; text-wrap: balance; }
.principle p { margin: 0; color: var(--ink-2); font-size: 1rem; }

/* movement IV */
.next .grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: 26px; }
.tile { padding: 22px 22px 20px; border-radius: 16px; background: var(--paper-2); border: 1px solid var(--line); }
.tile h3 { margin: 0 0 10px; font-family: var(--display); font-weight: 500; font-size: 1.25rem; line-height: 1.2; }
.tile p { color: var(--ink-2); margin: 0 0 .7em; font-size: 1rem; }
.tile ul { margin: 0; padding-left: 0; list-style: none; }
.tile li { position: relative; padding-left: 1.3em; margin: 0 0 10px; color: var(--ink-2); }
.tile li::before { content: ""; position: absolute; left: 0; top: .55em; width: .55em; height: .55em; border-radius: 50%; background: var(--gold); }
.tile .now p b, .tile .now p strong { color: var(--ink); font-weight: 600; }
.tile .now p { font-size: .95rem; }
.build { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 28px; }
.build .card { display: grid; grid-template-columns: 84px 1fr; gap: 18px; align-items: start; padding: 22px; border-radius: 16px; border: 1px solid var(--line); background: var(--paper-2); }
.build .card svg { width: 84px; height: 84px; }
.build h3 { margin: 0 0 6px; font-family: var(--display); font-weight: 500; font-size: 1.25rem; display: flex; gap: 10px; align-items: center; }
.pill { font-family: var(--mono); font-size: .66rem; letter-spacing: .06em; text-transform: uppercase; padding: 2px 8px; border-radius: 999px; background: var(--teal-soft); color: var(--teal); }
.pill.pause { background: var(--paper-3); color: var(--ink-3); }
.build p { margin: 0; color: var(--ink-2); font-size: 1rem; }

/* utility band: writing / reading */
.band { max-width: var(--wide); margin: 0 auto; padding-block: 64px 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 56px; }
.band h2 { font-size: 1.6rem; margin: 0 0 18px; }
.rows { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.rows > li { display: grid; grid-template-columns: 1fr auto; column-gap: 18px; row-gap: 2px; align-items: first baseline; padding: 12px 0; border-bottom: 1px solid var(--line); }
.rows .t { color: var(--ink); text-decoration: none; font-weight: 500; }
.rows .t:hover { color: var(--teal); }
.rows .m { font-family: var(--mono); font-size: .72rem; letter-spacing: .03em; color: var(--ink-3); white-space: nowrap; }
.rows .d { grid-column: 1 / -1; color: var(--ink-2); font-size: .95rem; }
.reading { list-style: none; padding: 0; margin: 0; }
.reading li { margin: 0 0 12px; color: var(--ink-2); }
.reading li i { color: var(--ink); font-style: italic; }
.reading .who { color: var(--ink-3); }
.empty { color: var(--ink-3); font-style: italic; margin: 0 0 14px; }
.sub-label { margin: 22px 0 12px; }

footer { max-width: var(--wide); margin: 64px auto 0; padding-top: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--ink-3); font-size: .9rem; }
footer a { color: var(--ink-2); text-decoration: none; }
footer a:hover { color: var(--teal); }

/* essay pages */
.essay-head { max-width: var(--measure); margin: 0 auto; padding-block: 56px 12px; }
.essay-head h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin: 0 0 12px; }
.essay-head .meta { color: var(--ink-3); }
.essay-body { max-width: var(--measure); margin: 0 auto; font-size: 1.08rem; }
.essay-body h2 { font-family: var(--display); font-weight: 500; font-size: 1.5rem; margin: 36px 0 10px; letter-spacing: -.01em; }
.essay-body h3 { font-size: 1.15rem; margin: 26px 0 8px; }
.essay-body p, .essay-body li { line-height: 1.65; color: var(--ink-2); }
.essay-body img { max-width: 100%; height: auto; display: block; margin: 20px auto; border-radius: 10px; }
.essay-body blockquote { margin: 20px 0; padding-left: 16px; border-left: 3px solid var(--gold); color: var(--ink-2); }
.essay-body pre { background: var(--paper-2); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; overflow-x: auto; font-size: .86rem; line-height: 1.5; }
.essay-body code { font-family: var(--mono); font-size: .9em; background: var(--paper-2); padding: 1px 5px; border-radius: 4px; }
.essay-body pre code { background: none; padding: 0; }
.essay-body table { border-collapse: collapse; width: 100%; font-size: .95rem; display: block; overflow-x: auto; }
.essay-body th, .essay-body td { border-bottom: 1px solid var(--line); padding: 6px 8px; text-align: left; vertical-align: top; }
.essay-body hr { border: 0; border-top: 1px solid var(--line); margin: 30px 0; }

/* reveal */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .flow { animation: none; }
  html { scroll-behavior: auto; }
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 28px; padding-top: 44px; }
  .hero .canvas { max-width: 340px; margin: 0 auto; }
  .mv .grid, .steps-layout, .band, .build { grid-template-columns: 1fr; gap: 28px; }
  .stickycol > .sticky { position: static; }
  .principles, .next .grid3 { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16.5px; padding-inline: 16px; }
  .nav a.opt { display: none; }
  .hero .canvas { max-width: 270px; }
  .hero h1 { font-size: clamp(2rem, 9vw, 2.6rem); }
  .mv { padding-block: 52px 16px; }
  .step, .principle, .tile { padding: 18px; }
  .build .card { grid-template-columns: 64px 1fr; }
  .build .card svg { width: 64px; height: 64px; }
}