/* The Carbon Ledger — ecoaidnow.com
   Sonoran desert climate desk: sand, saguaro green, dusk terracotta, graphite ink on pale paper.
   Prefix: ldg-. */

:root {
  --sand: #e7dbc0;
  --sand-2: #f2ead6;
  --paper: #f8f4ea;
  --ink: #23211d;
  --ink-2: #4a463f;
  --green: #37634a;
  --green-2: #4d7d5f;
  --terra: #ad4f2c;
  --terra-2: #c86b45;
  --rule: #d8cdb4;
  --shadow: 0 1px 2px rgba(35, 33, 29, .08), 0 8px 24px rgba(35, 33, 29, .06);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.7;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green); text-underline-offset: 2px; }
a:hover { color: var(--terra); }
h1, h2, h3, h4 { font-family: var(--serif); line-height: 1.22; color: var(--ink); }
h1 { font-size: clamp(1.9rem, 4.2vw, 2.9rem); margin: .2em 0 .4em; letter-spacing: -.01em; }
h2 { font-size: clamp(1.35rem, 2.4vw, 1.7rem); margin: 2em 0 .5em; }
h3 { font-size: 1.15rem; margin: 1.4em 0 .4em; }
p { margin: 0 0 1.05em; }

.ldg-wrap { max-width: 72rem; margin: 0 auto; padding: 0 1.15rem; }
.ldg-skip { position: absolute; left: -999px; }
.ldg-skip:focus { left: 1rem; top: .5rem; background: #fff; padding: .5rem .8rem; z-index: 50; }

/* masthead */
.ldg-mast { background: var(--sand-2); border-bottom: 1px solid var(--rule); }
.ldg-mast__row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .8rem 1.15rem; max-width: 72rem; margin: 0 auto; flex-wrap: wrap; }
.ldg-brand { display: flex; align-items: center; gap: .65rem; text-decoration: none; color: var(--ink); }
.ldg-brand__mark { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; background: var(--green); color: var(--paper); font-family: var(--serif); font-weight: 700; border-radius: 3px; letter-spacing: .02em; }
.ldg-brand__name { display: block; font-family: var(--serif); font-size: 1.22rem; font-weight: 700; }
.ldg-brand__tag { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--ink-2); }
.ldg-nav { position: relative; }
.ldg-nav ul { list-style: none; display: flex; gap: 1.15rem; margin: 0; padding: 0; }
.ldg-nav a { text-decoration: none; color: var(--ink-2); font-size: .95rem; padding: .3rem 0; border-bottom: 2px solid transparent; }
.ldg-nav a:hover, .ldg-nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--terra); }
.ldg-nav__toggle { display: none; }
.ldg-nav__handle { display: none; cursor: pointer; font-size: .9rem; border: 1px solid var(--rule); padding: .35rem .7rem; border-radius: 3px; background: #fff; }

/* hero */
.ldg-hero { background: linear-gradient(180deg, var(--sand-2), var(--paper)); border-bottom: 1px solid var(--rule); }
.ldg-hero__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 2rem; align-items: center; padding: 2.4rem 1.15rem; max-width: 72rem; margin: 0 auto; }
.ldg-hero__kicker { text-transform: uppercase; letter-spacing: .14em; font-size: .76rem; color: var(--terra); margin: 0 0 .6rem; font-weight: 600; }
.ldg-hero__deck { font-size: 1.12rem; color: var(--ink-2); }
.ldg-hero__fig { margin: 0; }
.ldg-hero__fig img { border-radius: 4px; box-shadow: var(--shadow); }
.ldg-hero__fig figcaption, .ldg-article__hero figcaption { font-size: .82rem; color: var(--ink-2); margin-top: .5rem; }
.ldg-cta { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.2rem; }
.ldg-btn { display: inline-block; padding: .6rem 1.05rem; border-radius: 3px; text-decoration: none; font-size: .95rem; font-weight: 600; }
.ldg-btn--solid { background: var(--green); color: var(--paper); }
.ldg-btn--solid:hover { background: var(--green-2); color: #fff; }
.ldg-btn--ghost { border: 1px solid var(--green); color: var(--green); }
.ldg-btn--ghost:hover { background: var(--green); color: var(--paper); }

/* bands */
.ldg-band { padding: 2.6rem 0; border-bottom: 1px solid var(--rule); }
.ldg-band--tint { background: var(--sand-2); }
.ldg-band--night { background: #23211d; color: var(--paper); border-bottom: 0; }
.ldg-band--night h2, .ldg-band--night h3 { color: var(--paper); }
.ldg-band--night a { color: var(--sand); }
.ldg-band--night a:hover { color: var(--terra-2); }
.ldg-kicker { text-transform: uppercase; letter-spacing: .14em; font-size: .74rem; font-weight: 600; color: var(--terra); margin: 0 0 .35rem; }
.ldg-band--night .ldg-kicker { color: var(--terra-2); }
.ldg-standfirst { font-size: 1.05rem; color: var(--ink-2); max-width: 46rem; }
.ldg-band--night .ldg-standfirst { color: #d8d2c4; }
.ldg-more { margin-top: 1.2rem; }

/* tiles */
.ldg-tiles { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; padding: 0; margin: 1.4rem 0 0; }
.ldg-tile { background: #fff; border: 1px solid var(--rule); border-radius: 4px; overflow: hidden; box-shadow: var(--shadow); }
.ldg-tile__fig { margin: 0; }
.ldg-tile__fig img { width: 100%; }
.ldg-tile div { padding: 1rem 1.05rem 1.2rem; }
.ldg-tile__no { font-family: var(--mono); font-size: .8rem; color: var(--terra); }
.ldg-tile h3 { margin: .2rem 0 .4rem; }
.ldg-tile h3 a { text-decoration: none; }
.ldg-tile__note { font-size: .95rem; color: var(--ink-2); margin: 0 0 .5rem; }
.ldg-tile__meta { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-2); margin: 0; }

/* cards */
.ldg-cards { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; padding: 0; margin: 1.4rem 0 0; }
.ldg-card { background: #fff; border: 1px solid var(--rule); border-radius: 4px; overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow); }
.ldg-band--night .ldg-card { background: #2c2a25; border-color: #3b3830; }
.ldg-card__fig { margin: 0; }
.ldg-card__fig img { width: 100%; }
.ldg-card__body { padding: .9rem 1rem 1.1rem; display: flex; flex-direction: column; gap: .35rem; }
.ldg-card__tag { text-transform: uppercase; letter-spacing: .1em; font-size: .7rem; color: var(--terra); margin: 0; font-weight: 600; }
.ldg-band--night .ldg-card__tag { color: var(--terra-2); }
.ldg-card h3 { margin: 0; font-size: 1.08rem; }
.ldg-card h3 a { text-decoration: none; }
.ldg-card__note { font-size: .93rem; color: var(--ink-2); margin: 0; }
.ldg-band--night .ldg-card__note { color: #cbc4b4; }
.ldg-card__caption { font-size: .82rem; color: var(--ink-2); font-style: italic; margin: 0; }
.ldg-hublist { grid-template-columns: repeat(2, 1fr); }

/* page layout */
.ldg-page { display: grid; grid-template-columns: minmax(0, 1fr) 18rem; gap: 2.4rem; padding: 1.6rem 1.15rem 3rem; max-width: 72rem; margin: 0 auto; }
.ldg-crumb { padding: .9rem 1.15rem 0; max-width: 72rem; margin: 0 auto; }
.ldg-crumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; padding: 0; margin: 0; font-size: .82rem; color: var(--ink-2); }
.ldg-crumb li + li::before { content: "/"; margin-right: .4rem; color: var(--rule); }
.ldg-crumb a { text-decoration: none; }
.ldg-article { min-width: 0; }
.ldg-article__standfirst { font-size: 1.14rem; color: var(--ink-2); margin: 0 0 1rem; }
.ldg-article__meta { list-style: none; display: flex; flex-wrap: wrap; gap: .9rem; padding: 0; margin: 0 0 1.3rem; font-size: .84rem; color: var(--ink-2); text-transform: uppercase; letter-spacing: .06em; }
.ldg-article__meta a { text-decoration: none; }
.ldg-article__hero { margin: 0 0 1.6rem; }
.ldg-article__hero img { border-radius: 4px; box-shadow: var(--shadow); }
.ldg-body > p:first-child { font-size: 1.12rem; }
.ldg-body h2 { padding-top: .3rem; border-top: 2px solid var(--sand); }
.ldg-body ul, .ldg-body ol { padding-left: 1.2rem; }
.ldg-body li { margin-bottom: .4rem; }
.ldg-body form { border-radius: 4px; }
.ldg-body label { font-weight: 600; }

/* sidebar */
.ldg-side { display: flex; flex-direction: column; gap: 1.2rem; }
.ldg-side__box { background: #fff; border: 1px solid var(--rule); border-radius: 4px; padding: 1rem 1.05rem 1.15rem; }
.ldg-side__box h2 { font-size: 1rem; margin: 0 0 .6rem; text-transform: uppercase; letter-spacing: .1em; font-family: var(--sans); color: var(--terra); }
.ldg-side__box ul { list-style: none; padding: 0; margin: 0; }
.ldg-side__box li { margin-bottom: .45rem; font-size: .93rem; }
.ldg-side__box a { text-decoration: none; }

.ldg-onward { margin-top: 2.2rem; border-top: 2px solid var(--sand); padding-top: 1.2rem; }
.ldg-onward ul { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: .5rem 1.2rem; }
.ldg-onward a { text-decoration: none; }

/* archive list */
.ldg-departs { list-style: none; padding: 0; margin: 1.2rem 0 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: .9rem 1.6rem; }
.ldg-depart { display: grid; grid-template-columns: 8rem 1fr; gap: .8rem; align-items: baseline; border-top: 1px solid var(--rule); padding-top: .7rem; }
.ldg-depart__tag { font-family: var(--mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--terra); margin: 0; }
.ldg-depart h3 { margin: 0 0 .25rem; font-size: 1.02rem; }
.ldg-depart h3 a { text-decoration: none; }
.ldg-depart__amorce { font-size: .92rem; color: var(--ink-2); margin: 0; }

/* footer */
.ldg-foot { background: #23211d; color: #cbc4b4; padding: 2.4rem 0 1.4rem; }
.ldg-foot a { color: var(--sand); text-decoration: none; }
.ldg-foot a:hover { color: var(--terra-2); }
.ldg-foot__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 1.6rem; }
.ldg-foot h2 { font-size: 1rem; color: var(--paper); margin: 0 0 .6rem; text-transform: uppercase; letter-spacing: .1em; font-family: var(--sans); }
.ldg-foot ul { list-style: none; padding: 0; margin: 0; }
.ldg-foot li { margin-bottom: .4rem; font-size: .93rem; }
.ldg-foot p { font-size: .93rem; }
.ldg-foot__base { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; border-top: 1px solid #3b3830; margin-top: 1.6rem; padding-top: 1rem; font-size: .82rem; }

/* 404 */
.ldg-404 { padding: 3rem 1.15rem; max-width: 72rem; margin: 0 auto; }
.ldg-404 h1 { margin-top: .2rem; }

@media (max-width: 54rem) {
  .ldg-hero__grid, .ldg-page, .ldg-foot__grid { grid-template-columns: 1fr; }
  .ldg-tiles, .ldg-cards { grid-template-columns: repeat(2, 1fr); }
  .ldg-hublist, .ldg-departs, .ldg-onward ul { grid-template-columns: 1fr; }
  .ldg-nav__handle { display: inline-block; }
  .ldg-nav ul { display: none; flex-direction: column; gap: .3rem; position: absolute; right: 0; top: 2.4rem; background: #fff; border: 1px solid var(--rule); border-radius: 4px; padding: .7rem .9rem; min-width: 12rem; box-shadow: var(--shadow); z-index: 20; }
  .ldg-nav__toggle:checked ~ ul { display: flex; }
  .ldg-depart { grid-template-columns: 1fr; }
}
@media (max-width: 34rem) {
  .ldg-tiles, .ldg-cards { grid-template-columns: 1fr; }
}