/* The Survey Drafting Bureau */
:root {
  --paper: #ffffff;
  --paper-2: #f5f6f4;
  --ink: #16212b;
  --ink-2: #4a5661;
  --rule: #d9ddd8;
  --accent: #b3261e;      /* boundary red */
  --accent-ink: #ffffff;
  --link: #1d4f7a;
  --ok: #2e6b3a;
  --warn-bg: #fff6e5;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --radius: 6px;
  --max: 1080px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 17px/1.6 var(--sans);
}
img, svg { max-width: 100%; height: auto; }
a { color: var(--link); }
a:hover { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); font-weight: 600; }
h2 { font-size: clamp(1.45rem, 3vw, 2rem); font-weight: 600; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }
.mono { font-family: var(--mono); }
.muted { color: var(--ink-2); }
.small { font-size: .9rem; }

/* header */
.site-head { border-bottom: 1px solid var(--rule); background: var(--paper); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 600; }
.brand svg { width: 30px; height: 30px; flex: none; }
.brand span { font-size: 1.05rem; }
.nav { display: flex; gap: 4px 18px; flex-wrap: wrap; }
.nav a { text-decoration: none; color: var(--ink); font-size: .97rem; padding: 4px 0; border-bottom: 2px solid transparent; }
.nav a[aria-current="page"], .nav a:hover { border-bottom-color: var(--accent); color: var(--ink); }

/* buttons */
.btn { display: inline-block; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
  padding: 12px 20px; border-radius: var(--radius); border: 2px solid var(--ink); background: var(--ink); color: #fff; }
.btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn[disabled] { opacity: .45; cursor: not-allowed; background: var(--ink); border-color: var(--ink); }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; }

/* sections */
section { padding: 56px 0; }
section + section { border-top: 1px solid var(--rule); }
.alt { background: var(--paper-2); }
.eyebrow { font-family: var(--mono); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: .6em; }

/* hero */
.hero { padding: 56px 0 48px; }
.hero-grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 900px) { .hero-grid { grid-template-columns: 1.1fr .9fr; } }
.hero .lede { font-size: 1.15rem; color: var(--ink-2); max-width: 38em; }
.trust { margin-top: 22px; font-size: .95rem; color: var(--ink-2); }
.trust b { color: var(--ink); }
.plan-card { border: 1px solid var(--rule); border-radius: var(--radius); background: #fff; padding: 12px; }
.plan-card figcaption { font-family: var(--mono); font-size: .75rem; color: var(--ink-2); padding: 8px 4px 0; }

/* cards */
.grid-3 { display: grid; gap: 20px; }
@media (min-width: 820px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
.grid-2 { display: grid; gap: 20px; }
@media (min-width: 820px) { .grid-2 { grid-template-columns: 1fr 1fr; } }
.card { border: 1px solid var(--rule); border-radius: var(--radius); background: #fff; padding: 22px; display: flex; flex-direction: column; }
.card p:last-of-type { flex: 1; }
.card .price { font-family: var(--mono); font-size: .95rem; margin: 6px 0 14px; }
.card .price strong { font-size: 1.5rem; color: var(--ink); }
.tag { display: inline-block; align-self: flex-start; font-family: var(--mono); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase;
  border: 1px solid var(--accent); color: var(--accent); border-radius: 3px; padding: 1px 6px; margin-bottom: 10px; }
.tag.grey { border-color: var(--ink-2); color: var(--ink-2); }

/* steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 20px; counter-reset: s; }
@media (min-width: 820px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.steps li { counter-increment: s; border-top: 2px solid var(--ink); padding-top: 14px; }
.steps li::before { content: "0" counter(s); font-family: var(--mono); color: var(--accent); display: block; margin-bottom: 4px; }

/* timeline */
.timeline { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
@media (min-width: 820px) { .timeline { grid-template-columns: repeat(3, 1fr); } }
.timeline li { background: #fff; border: 1px solid var(--rule); border-radius: var(--radius); padding: 16px 18px; }
.timeline .when { font-family: var(--mono); font-size: .85rem; color: var(--accent); display: block; margin-bottom: 4px; }

/* faq */
details { border-bottom: 1px solid var(--rule); padding: 14px 0; }
details summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; font-family: var(--mono); color: var(--accent); }
details[open] summary::after { content: "–"; }
details p { margin: 10px 0 0; color: var(--ink-2); }

/* forms */
.form-page { padding: 44px 0 64px; }
.form-grid { display: grid; gap: 36px; }
@media (min-width: 900px) { .form-grid { grid-template-columns: 1.3fr .7fr; } }
form { display: grid; gap: 18px; }
fieldset { border: 1px solid var(--rule); border-radius: var(--radius); padding: 18px; margin: 0; display: grid; gap: 14px; min-width: 0; }
legend { font-weight: 600; padding: 0 6px; }
.row-2 { display: grid; gap: 14px; }
@media (min-width: 640px) { .row-2 { grid-template-columns: 1fr 1fr; } }
label { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px; font-size: .95rem; font-weight: 500; }
label > input, label > select, label > textarea { flex: 1 1 100%; }
label .opt { font-weight: 400; color: var(--ink-2); }
input[type=text], input[type=email], input[type=tel], select, textarea {
  font: inherit; width: 100%; padding: 10px 12px; border: 1px solid #b9bfb8; border-radius: var(--radius); background: #fff; color: var(--ink); }
textarea { min-height: 96px; resize: vertical; }
input:focus, select:focus, textarea:focus, .btn:focus-visible, .drop:focus-visible { outline: 3px solid #e7a29e; outline-offset: 1px; }
.check { display: flex; flex-wrap: nowrap; gap: 10px; align-items: flex-start; font-weight: 400; }
.check input { width: 20px; height: 20px; margin-top: 3px; flex: none; accent-color: var(--accent); }
.or { text-align: center; font-family: var(--mono); font-size: .8rem; color: var(--ink-2); }

.drop { border: 2px dashed #9aa39a; border-radius: var(--radius); padding: 28px 16px; text-align: center; background: var(--paper-2); cursor: pointer; }
.drop.over { border-color: var(--accent); background: #fbeeed; }
.drop strong { display: block; font-size: 1.05rem; }
.files { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.files li { display: flex; justify-content: space-between; align-items: center; gap: 10px; font-family: var(--mono); font-size: .85rem;
  border: 1px solid var(--rule); border-radius: var(--radius); padding: 6px 10px; background: #fff; }
.files li span:first-child { overflow-wrap: anywhere; }
.files button { font: inherit; border: 0; background: none; color: var(--accent); cursor: pointer; padding: 2px 6px; }
.files .state { color: var(--ink-2); white-space: nowrap; }
.files .state.done { color: var(--ok); }

.aside { background: var(--paper-2); border-radius: var(--radius); padding: 22px; align-self: start; }
.aside ul { padding-left: 1.1em; margin: 0 0 1em; }
.aside li { margin-bottom: .35em; }

.notice { background: var(--warn-bg); border-left: 4px solid #d99a1e; padding: 12px 14px; border-radius: 0 var(--radius) var(--radius) 0; font-size: .95rem; }
.error { color: var(--accent); font-weight: 500; min-height: 1.4em; }
.done-panel { border: 2px solid var(--ok); border-radius: var(--radius); padding: 24px; background: #f1f7f2; }
.done-panel .ref { font-family: var(--mono); font-size: 1.3rem; white-space: nowrap; }
.progress { height: 6px; background: var(--rule); border-radius: 3px; overflow: hidden; }
.progress > div { height: 100%; width: 0; background: var(--ink); transition: width .2s; }

/* modal */
.modal-back { position: fixed; inset: 0; background: rgba(22, 33, 43, .55); display: none; align-items: center; justify-content: center; padding: 16px; z-index: 50; }
.modal-back.open { display: flex; }
.modal { background: #fff; border-radius: 8px; max-width: 560px; width: 100%; padding: 26px 24px; box-shadow: 0 20px 60px rgba(0,0,0,.25); max-height: calc(100vh - 32px); overflow: auto; }
.modal h2 { font-size: 1.35rem; }
.modal .terms { border-left: 3px solid var(--accent); padding: 4px 0 4px 14px; margin: 14px 0 18px; }
.modal .terms p { margin: 0 0 .6em; }

/* footer */
.site-foot { border-top: 1px solid var(--rule); padding: 30px 0 40px; font-size: .9rem; color: var(--ink-2); }
.site-foot .wrap { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.site-foot a { color: var(--ink-2); }

/* prose pages */
.prose { max-width: 720px; padding: 44px 0 64px; }
.prose h2 { font-size: 1.3rem; margin-top: 1.6em; }
.prose ul { padding-left: 1.2em; }