:root {
  color-scheme: light;
  --ink: #24292b;
  --muted: #666e71;
  --accent: #075c57;
  --line: #dfe5e4;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
* { box-sizing: border-box; }
body { margin: 0; background: #f3f5f5; color: var(--ink); }
.document { max-width: 880px; margin: 48px auto 72px; padding: 64px 88px 66px; background: #fff; border: 1px solid var(--line); box-shadow: 0 5px 24px #1a373707; }
.author { display: flex; align-items: center; gap: 18px; padding-bottom: 32px; margin-bottom: 36px; border-bottom: 1px solid var(--line); }
.author img { display: block; flex-shrink: 0; width: 80px; height: 80px; border-radius: 50%; object-fit: cover; }
.author-name { font-size: 1rem; line-height: 1.5; font-weight: 700; margin: 0 0 3px; }
.author time { color: var(--muted); font-size: .9375rem; line-height: 1.5; }
article { font-size: 1.125rem; line-height: 1.7; overflow-wrap: break-word; }
h1 { color: #172326; font-size: clamp(2rem, 4.5vw, 2.65rem); line-height: 1.13; letter-spacing: -.035em; font-weight: 750; margin: 0 0 22px; }
h2 { font-size: 1.75rem; line-height: 1.25; letter-spacing: -.025em; color: #172326; margin: 48px 0 25px; }
h2.lead { font-size: 1.375rem; line-height: 1.45; letter-spacing: -.015em; margin: 0 0 26px; font-weight: 600; }
p { margin: 0 0 22px; }
strong { font-weight: 700; }
p.schedule { font-size: 1rem; line-height: 1.65; margin-bottom: 15px; color: #454f52; }
.availability { display: flex; align-items: center; gap: 22px; margin: 28px 0; padding: 20px 26px; background: #fff5d9; border: 1px solid #e9cf89; border-left: 4px solid #b18016; border-radius: 2px; }
.availability-count { flex-shrink: 0; font-size: 3.5rem; line-height: 1; letter-spacing: -.04em; color: #172326; font-variant-numeric: tabular-nums; }
.availability-label { margin: 0 0 3px; font-size: 1.1875rem; line-height: 1.4; font-weight: 700; color: #172326; }
.availability-note { margin: 0; font-size: .9375rem; line-height: 1.5; color: #645735; }
.letter { margin: 34px 0 44px; padding: 28px 30px; border-left: 3px solid var(--accent); background: #f4f8f7; }
.letter p:last-child { margin-bottom: 0; }
ul { margin: 0 0 25px; padding-left: 26px; }
li { padding-left: 3px; margin-bottom: 11px; }
li::marker { color: var(--accent); }
.campaign-results { margin: 28px 0; }
.campaign-results img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 3px; }
.campaign-results figcaption { margin-top: 12px; color: var(--muted); font-size: .875rem; line-height: 1.6; }
.guarantee { border-left: 3px solid var(--accent); padding: 3px 0 3px 23px; margin: 30px 0; }
.details { margin: 32px 0; border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; font-size: 1rem; line-height: 1.6; }
th, td { border-bottom: 1px solid var(--line); vertical-align: top; padding: 15px 18px; text-align: left; }
th { width: 26%; background: #f7f9f8; font-weight: 700; }
tr:last-child th, tr:last-child td { border-bottom: 0; }
.registration { margin: 28px 0 33px; }
.registration a { display: block; color: white; background: var(--accent); font-size: 1.0625rem; font-weight: 700; text-align: center; line-height: 1.5; padding: 19px 22px; border-radius: 4px; text-decoration: none; transition: background .15s; }
.registration a:hover { background: #034640; }
.registration a:focus-visible { outline: 3px solid #159c90; outline-offset: 5px; }
.disclaimer { color: var(--muted); font-size: .875rem; line-height: 1.7; margin: 36px 0 0; padding-top: 24px; border-top: 1px solid var(--line); }
::selection { background: #cce9e3; }
@media (max-width: 700px) {
  body { background: white; }
  .document { margin: 0; padding: 32px 24px 40px; border: 0; box-shadow: none; }
  .author { padding-bottom: 25px; margin-bottom: 30px; gap: 15px; }
  .author img { width: 68px; height: 68px; }
  article { font-size: 1.0625rem; line-height: 1.7; }
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.65rem; margin-top: 40px; }
  h2.lead { font-size: 1.3rem; }
  .availability { gap: 16px; padding: 19px 18px; }
  .availability-count { font-size: 3rem; }
  .availability-label { font-size: 1.0625rem; }
  .letter { padding: 23px 20px; margin-top: 29px; }
  th, td { padding: 13px 12px; }
  th { width: 30%; }
  table { font-size: .9375rem; }
  .registration a { padding: 18px 16px; }
}
@media print {
  body { background: white; }
  .document { border: 0; box-shadow: none; margin: 0; padding: 0; max-width: none; }
  h2, .author { break-after: avoid; }
  .details, .registration { break-inside: avoid; }
}