/* Palette comes from a San Antonio soil profile: limestone, clay, black gumbo, steel pier, survey flag. */
:root {
  --stone: #eef0eb;
  --paper: #fafbf8;
  --ink: #1c2a30;
  --mute: #55646a;
  --line: #c9cfc8;
  --clay: #9a7447;
  --gumbo: #3f3327;
  --steel: #1f4f8b;
  --flag: #e8590c;
  --display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --body: "Source Serif 4", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--stone);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--body);
}

.wrap { width: min(100% - 2rem, 68rem); margin-inline: auto; }

h1, h2, h3 { font-family: var(--display); font-weight: 600; line-height: 1.05; margin: 0 0 .5em; letter-spacing: .005em; }
h1 { font-size: clamp(2.5rem, 6.5vw, 4.5rem); text-transform: uppercase; }
h2 { font-size: clamp(1.9rem, 4vw, 2.75rem); text-transform: uppercase; }
h3 { font-size: 1.4rem; }
p { margin: 0 0 1em; max-width: 62ch; }
a { color: var(--steel); text-underline-offset: .15em; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 3px solid var(--flag); outline-offset: 2px;
}

/* A reading: any number the homeowner should be able to check. */
.reading { font-family: var(--mono); font-size: .9em; font-weight: 500; white-space: nowrap; }
.label { font: 500 .78rem/1.2 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }

/* Header */
.site-head { background: var(--paper); border-bottom: 1px solid var(--line); }
.site-head .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.5rem; padding-block: .9rem; }
.brand { font: 700 1.5rem/1 var(--display); text-transform: uppercase; color: var(--ink); text-decoration: none; }
.brand small { display: block; margin-top: .3rem; font: 500 .7rem/1.2 var(--mono); letter-spacing: .06em; color: var(--mute); text-transform: none; }
.site-nav { display: flex; flex-wrap: wrap; gap: .25rem 1.25rem; margin-left: auto; font-family: var(--display); font-size: 1.15rem; font-weight: 500; }
.site-nav a { color: var(--ink); text-decoration: none; padding-block: .25rem; border-bottom: 2px solid transparent; }
.site-nav a:hover, .site-nav a[aria-current="page"] { border-bottom-color: var(--flag); }

.btn {
  display: inline-block; padding: .8rem 1.3rem; border: 2px solid var(--steel); border-radius: 3px;
  background: var(--steel); color: #fff; font: 600 1.2rem/1 var(--display); letter-spacing: .02em;
  text-decoration: none; cursor: pointer;
}
.btn:hover { background: #173d6c; border-color: #173d6c; }
.btn-line { background: transparent; color: var(--steel); }
.btn-line:hover { background: var(--steel); color: #fff; }

/* Hero */
.hero { padding-block: clamp(2rem, 6vw, 4rem) 0; }
.hero-grid { display: grid; gap: 2rem; align-items: end; }
@media (min-width: 56rem) { .hero-grid { grid-template-columns: 1.05fr .95fr; } }
.hero p.lede { font-size: 1.2rem; }
.hero .actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-block: 1.5rem; }
.profile { display: block; width: 100%; height: auto; }
.profile text { font-family: var(--mono); font-size: 11px; fill: var(--ink); }
.profile .on-dark { fill: #f3efe6; }

/* Sections */
.band { padding-block: clamp(2.5rem, 7vw, 4.5rem); }
.band-paper { background: var(--paper); border-block: 1px solid var(--line); }
.band-gumbo { background: var(--gumbo); color: #f3efe6; }
.band-gumbo a { color: #bcd4f2; }
.band-gumbo .label { color: #cdbfa6; }

.signs { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: 0; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); border-top: 1px solid var(--line); }
.signs li { padding: 1.1rem 1.25rem 1.1rem 0; border-bottom: 1px solid var(--line); }
.signs strong { display: block; font: 600 1.3rem/1.15 var(--display); }

.costs { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); margin-block: 1.5rem; }
.cost { background: var(--paper); border: 1px solid var(--line); border-left: 6px solid var(--clay); padding: 1.1rem 1.25rem; }
.cost .reading { display: block; font-size: 1.35rem; margin-block: .35rem; }
.cost p { margin: 0; font-size: .98rem; }

.types { display: grid; gap: 1.5rem 2.5rem; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); margin-top: 1.5rem; }

table { width: 100%; border-collapse: collapse; font-size: 1rem; }
.table-scroll { overflow-x: auto; margin-block: 1.5rem; }
th, td { text-align: left; padding: .7rem .9rem .7rem 0; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font: 500 .78rem/1.2 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }
td.num, th.num { text-align: right; font-family: var(--mono); font-size: .92rem; white-space: nowrap; }

.steps { padding: 0; margin: 1.5rem 0; list-style: none; counter-reset: step; display: grid; gap: 1.25rem; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 2.6rem 1fr; gap: .25rem 1rem; }
.steps li::before { content: counter(step); font: 600 2.2rem/1 var(--display); color: var(--flag); }
.steps p { margin: 0; }

/* Forms */
.match { display: grid; gap: 2.5rem; }
@media (min-width: 56rem) { .match { grid-template-columns: 1fr 1fr; } }
form { display: grid; gap: .9rem; background: var(--paper); color: var(--ink); border: 1px solid var(--line); padding: 1.5rem; }
label { display: grid; gap: .3rem; font: 500 .78rem/1.2 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--mute); }
input, select { font: 400 1.05rem/1.2 var(--body); color: var(--ink); padding: .7rem .75rem; border: 1px solid #9aa5a1; border-radius: 3px; background: #fff; width: 100%; }
.fine { font-size: .88rem; color: var(--mute); margin: 0; }
.band-gumbo form .fine { color: var(--mute); }

.result { border: 1px solid var(--line); border-left: 6px solid var(--flag); background: var(--paper); padding: 1.25rem 1.5rem; margin-top: 1.5rem; }
.result .reading { display: block; font-size: clamp(1.6rem, 5vw, 2.4rem); }

details { border-bottom: 1px solid var(--line); padding-block: .9rem; }
summary { cursor: pointer; font: 600 1.3rem/1.2 var(--display); }
details p { margin: .6rem 0 0; }

/* Top 10 list: the list number is real information here (the ranking). */
.toplist { list-style: none; padding: 0; margin: 0 0 1.5rem; counter-reset: rank; }
.pick { counter-increment: rank; position: relative; padding: 1.5rem 0 1.5rem 4.5rem; border-bottom: 1px solid var(--line); }
.pick::before { content: counter(rank); position: absolute; left: 0; top: 1.2rem; width: 3.2rem; font: 700 3rem/1 var(--display); color: var(--clay); text-align: right; }
.pick-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .25rem 1rem; }
.pick-head h2 { font-size: clamp(1.5rem, 3.4vw, 2rem); margin: 0; }
.pick-head .reading { margin: 0; }
.pick .label { margin: .35rem 0 .6rem; }
@media (max-width: 30rem) { .pick { padding-left: 3rem; } .pick::before { width: 2.2rem; font-size: 2.2rem; } }

dialog { width: min(100% - 2rem, 34rem); padding: 0; border: 0; border-radius: 4px; background: transparent; }
dialog::backdrop { background: rgb(28 42 48 / .6); }
dialog form h2 { font-size: 1.7rem; text-transform: none; }
.check { display: flex; gap: .6rem; align-items: flex-start; font: 400 .95rem/1.4 var(--body); letter-spacing: 0; text-transform: none; color: var(--ink); }
.check input { width: auto; margin-top: .2rem; }
.dialog-actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.honeypot { position: absolute; left: -9999px; }

/* Remove this block (and the elements using it) once figures are verified with local contractors. */
.draft-note { background: #fff4d6; border: 1px dashed #b98900; padding: .6rem .9rem; font: 500 .82rem/1.4 var(--mono); margin-block: 1rem; }

.site-foot { background: var(--ink); color: #c8d2d0; padding-block: 2.5rem; font-size: .95rem; }
.site-foot a { color: #fff; }
.site-foot p { max-width: 75ch; }

/* Company logos on the top 10 list */
.pick { display: grid; grid-template-columns: 1fr; column-gap: 1.5rem; }
.logo-tile { width: 9.5rem; height: 5rem; display: grid; place-items: center; padding: .6rem; background: #fff; border: 1px solid var(--line); margin-bottom: .75rem; }
.logo-tile.logo-dark { background: var(--ink); border-color: var(--ink); }
.logo-tile img { max-width: 8.3rem; max-height: 3.8rem; width: auto; height: auto; object-fit: contain; }
.pick > .btn { justify-self: start; }
@media (min-width: 46rem) {
  .pick { grid-template-columns: 1fr 9.5rem; }
  .pick > * { grid-column: 1; }
  .pick > .logo-tile { grid-column: 2; grid-row: 1 / span 4; margin: 0; }
}

/* Blog posts */
.post { max-width: 46rem; }
.post h1 { font-size: clamp(2.2rem, 5.5vw, 3.6rem); }
.post h2 { font-size: clamp(1.6rem, 3.4vw, 2.1rem); margin-top: 2.4rem; }
.post ul, .post ol { padding-left: 1.25rem; max-width: 62ch; }
.post li { margin-bottom: .45rem; }
.post .meta { margin-bottom: 1.5rem; }
.post .sources li { font-size: .95rem; }
.cta { background: var(--gumbo); color: #f3efe6; padding: 1.5rem; margin: 2.5rem 0; }
.cta a.btn { margin-top: .5rem; }
.post-list { list-style: none; padding: 0; margin: 1.5rem 0 0; border-top: 1px solid var(--line); }
.post-list li { padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.post-list a { font: 600 1.4rem/1.2 var(--display); text-decoration: none; }
.post-list p { margin: .35rem 0 0; }

/* Guide visuals */
figure { margin: 2rem 0; }
figcaption { font-size: .92rem; color: var(--mute); margin-top: .6rem; max-width: 62ch; }
.fig-box { background: var(--paper); border: 1px solid var(--line); padding: 1rem; }
.fig-scroll { overflow-x: auto; }
.fig-scroll svg { min-width: 560px; }
svg.diagram { display: block; width: 100%; height: auto; }
svg.diagram text { font-family: var(--mono); font-size: 12px; fill: var(--ink); }
svg.diagram .muted { fill: var(--mute); }
svg.diagram .grid { stroke: var(--line); stroke-width: 1; }
.bar { cursor: default; }
.bar:hover rect, .bar:focus rect { opacity: .8; }
.tip { position: fixed; pointer-events: none; z-index: 10; background: var(--ink); color: #fff; font: 500 .82rem/1.35 var(--mono); padding: .45rem .6rem; border-radius: 3px; max-width: 16rem; opacity: 0; transition: opacity .12s; }
.tip.on { opacity: 1; }

.pier-pair { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
.pier { transition: opacity .3s ease, transform .3s ease; transition-delay: calc(var(--i) * 70ms); transform-box: fill-box; transform-origin: center; }
.pre .pier { opacity: 0; transform: scale(.3); }

.video { position: relative; aspect-ratio: 16 / 9; background: #000; }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.flow { display: grid; gap: .75rem; }
.flow-q { background: var(--ink); color: #fff; padding: .9rem 1rem; font: 600 1.2rem/1.25 var(--display); }
.flow-branches { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.flow-branch { border: 1px solid var(--line); background: var(--paper); }
.flow-branch > p { margin: 0; padding: .8rem 1rem; border-bottom: 1px solid var(--line); }
.flow-branch .if { font: 500 .78rem/1.2 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--mute); }
.flow-branch .then { font-weight: 600; }
.flow-branch.no { border-left: 6px solid var(--line); }
.flow-branch.maybe { border-left: 6px solid var(--steel); }

.timeline { list-style: none; padding: 0; margin: 1.5rem 0; counter-reset: st; }
.timeline li { counter-increment: st; position: relative; padding: 0 0 1.25rem 3.2rem; }
.timeline li::before { content: counter(st); position: absolute; left: 0; top: -.1rem; width: 2.2rem; height: 2.2rem; border-radius: 50%; background: var(--steel); color: #fff; display: grid; place-items: center; font: 600 1.1rem/1 var(--display); }
.timeline li::after { content: ""; position: absolute; left: 1.05rem; top: 2.2rem; bottom: .2rem; width: 2px; background: var(--line); }
.timeline li:last-child::after { display: none; }
.timeline strong { display: block; font: 600 1.2rem/1.2 var(--display); }

.clay-fig .controls { display: flex; gap: .5rem; margin-top: .75rem; }
.clay-fig button[aria-pressed="true"] { background: var(--steel); color: #fff; }
.clay-fig .slab-g, .clay-fig .clay, .clay-fig .crack, .clay-fig .lbl { transition: all 1.2s ease; transform-box: view-box; }
.clay-fig .slab-g { transform-origin: 140px 110px; }
.clay-fig.dry .slab-g { transform: rotate(2.2deg); }
.clay-fig .clay { fill: #3f3327; }
.clay-fig.dry .clay { fill: #8a7458; }
.clay-fig .crack, .clay-fig .lbl-dry { opacity: 0; }
.clay-fig.dry .crack, .clay-fig.dry .lbl-dry { opacity: 1; }
.clay-fig.dry .lbl-wet { opacity: 0; }
@media (prefers-reduced-motion: reduce) { .clay-fig *, .pier { transition: none !important; } }

.dayfinder label { max-width: 16rem; }
.week { width: 100%; border-collapse: collapse; margin-top: 1rem; font-size: .92rem; }
.week th, .week td { text-align: center; padding: .5rem .25rem; border: 1px solid var(--line); }
.week th:first-child, .week td:first-child { text-align: left; padding-left: .5rem; }
.week td.yes { background: #dbe6f3; font-weight: 600; }

.sign-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); margin: 1.5rem 0; }
.sign-card { background: var(--paper); border: 1px solid var(--line); padding: 1rem; }
.sign-card svg { width: 100%; height: 7rem; display: block; margin-bottom: .6rem; }
.sign-card svg * { fill: none; stroke: var(--ink); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.sign-card svg .hot { stroke: var(--flag); stroke-width: 2.5; }
.sign-card svg .fillsoft { fill: #e6e9e3; stroke: none; }
.sign-card h3 { font-size: 1.25rem; margin: 0 0 .3rem; }
.sign-card p { margin: 0; font-size: .97rem; }