/* Shared styles. Look: a builder's drawing sheet. Cool drawing paper, ink
   lines, condensed signwriter headings like van lettering, and one hi-vis
   orange for the action that matters on each page. */
:root {
  --ink: #16222e;
  --ink-2: #4a5866;
  --paper: #f6f7f4;
  --sheet: #ffffff;
  --rule: #cfd6d9;
  --blue: #1f3d5c;
  --hivis: #f05a00;
  --hivis-soft: #fff0e6;
  --free: #2b7a4b;
  --taken: #7d8790;
  --focus: #1f6fd1;
  --display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --body: "Source Sans 3", system-ui, sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { font-size: 112.5%; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body); line-height: 1.55; }
a { color: var(--blue); text-underline-offset: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
img { max-width: 100%; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 720px; }
main.wrap { padding-top: 32px; padding-bottom: 64px; }

h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.02; letter-spacing: .005em; margin: 0; }
h1 { font-size: clamp(2.4rem, 7vw, 4.2rem); }
h2 { font-size: clamp(1.8rem, 4.5vw, 2.6rem); margin-bottom: .6rem; }
h3 { font-size: 1.35rem; margin-bottom: .3rem; }
p { margin: 0 0 1rem; }
.lede { font-size: 1.15rem; color: var(--ink-2); max-width: 36em; }
.small { font-size: .88rem; color: var(--ink-2); }

/* Header */
.top { border-bottom: 1.5px solid var(--ink); background: var(--sheet); }
.top .wrap { min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.mark { font-family: var(--display); font-weight: 700; font-size: 1.6rem; color: var(--ink); text-decoration: none; display: flex; align-items: center; gap: 8px; }
.mark img { width: 36px; height: 36px; display: block; }
.top nav { display: flex; gap: 18px; font-size: .95rem; }

/* Buttons and fields */
.btn { font: 700 1.05rem/1 var(--body); border: 2px solid var(--ink); border-radius: 6px; padding: 14px 20px; cursor: pointer; background: var(--sheet); color: var(--ink); text-decoration: none; display: inline-block; }
.btn-go { background: var(--hivis); border-color: var(--hivis); color: var(--ink); }
.btn-go:hover { background: #ff6a12; }
.btn-ink { background: var(--ink); color: #fff; }
.btn[disabled] { opacity: .55; cursor: wait; }
label { font-weight: 600; display: block; margin-bottom: 4px; }
input[type=text], input[type=email], input[type=tel], input[type=url], select, textarea {
  font: 1rem var(--body); width: 100%; padding: 12px 12px; border: 1.5px solid var(--ink-2); border-radius: 6px; background: #fff; color: var(--ink);
}
textarea { min-height: 120px; resize: vertical; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
.check input { width: 20px; height: 20px; margin-top: 3px; flex: none; accent-color: var(--blue); }
.error { color: #a32020; font-weight: 600; min-height: 1.4em; margin: .5rem 0 0; }
.ok-msg { background: #e8f4ec; border-left: 4px solid var(--free); padding: 12px 14px; }

/* Drawing-paper backdrop, used once per page */
.drawing { background-color: var(--paper); background-image: linear-gradient(rgba(31,61,92,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(31,61,92,.06) 1px, transparent 1px); background-size: 24px 24px; border-bottom: 1.5px solid var(--ink); }

/* Sections */
section { padding: 56px 0; }
.rule-top { border-top: 1.5px solid var(--ink); }

/* Footer */
footer { padding: 28px 0 48px; font-size: .9rem; color: var(--ink-2); border-top: 1.5px solid var(--ink); background: var(--sheet); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }

/* Legal pages */
.legal h1 { margin: 36px 0 4px; font-size: clamp(2.2rem, 6vw, 3rem); }
.legal h2 { font-size: 1.6rem; margin: 2rem 0 .4rem; }
.legal table { width: 100%; border-collapse: collapse; font-size: .95rem; margin-bottom: 1rem; }
.legal th, .legal td { text-align: left; vertical-align: top; padding: .55rem .4rem; border-bottom: 1px solid var(--rule); }
.legal th { color: var(--ink-2); font-weight: 600; }
.fill { background: #fff4d6; color: #5c4300; padding: 0 .3em; border-radius: 4px; font-weight: 700; }
.box { background: var(--sheet); border: 1.5px solid var(--ink); padding: 14px 18px; }
@media (max-width: 560px) { .legal table, .legal tbody, .legal tr, .legal td { display: block; } .legal thead { display: none; } .legal tr { border-bottom: 1px solid var(--rule); padding: .5rem 0; } .legal td { border: 0; padding: .1rem 0; } }
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; animation: none !important; } }

/* The mascot: PlanPigeon in a hard hat, carrying the letter */
.mascot { display: block; height: auto; }

/* The letter preview (/start and /account): an A4 page in miniature */
.paper { background: #fff; border: 1px solid var(--rule); box-shadow: 0 1px 0 var(--rule), 0 10px 24px rgba(22,34,46,.10); padding: 26px 26px 18px; font-size: .78rem; line-height: 1.5; color: #1c2333; }
.paper .lh { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; margin-bottom: 18px; }
.paper .lh b { font-size: 1.15rem; color: var(--blue); }
.paper .lh span { text-align: right; color: #5a6170; font-size: .7rem; white-space: pre-line; }
.paper .lh .brandhead { display: flex; align-items: center; gap: 10px; text-align: left; }
.paper .lh .brandhead img { max-height: 38px; max-width: 110px; }
.paper .addr { color: #8a909b; font-size: .7rem; margin-bottom: 14px; }
.paper .subj { font-weight: 700; margin-bottom: 8px; }
.paper p { margin: 0 0 8px; }
.paper .qr { display: flex; gap: 10px; align-items: center; margin: 10px 0; }
.paper .qrbox { width: 46px; height: 46px; flex: none; background: repeating-conic-gradient(#1c2333 0 25%, #fff 0 50%) 0 0 / 11.5px 11.5px; border: 3px solid #fff; outline: 1px solid #1c2333; }
.paper .fine { border-top: 1px solid #e3e6ea; margin-top: 12px; padding-top: 8px; color: #7a808b; font-size: .6rem; }