:root {
  --color-bg: #ffffff;
  --color-raise: #f5f5f7;
  --color-text: #17181d;
  --color-muted: #5b6069;
  --color-accent: #6b2fa0;
  --color-accent-deep: #56247f;
  --color-border: #e3e4e8;
  --font-head: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mark: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --container: 1080px;
  --radius: 20px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: auto; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--color-accent); }
a:hover { color: var(--color-accent-deep); }

:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

h1, h2, h3 { font-family: var(--font-head); letter-spacing: -0.02em; margin: 0 0 16px; line-height: 1.15; }
h1 { font-size: clamp(2.2rem, 6vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.2rem); }
h3 { font-size: 1.2rem; line-height: 1.3; }
p { margin: 0 0 16px; }

.vt-wrap { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }

.vt-skip { position: absolute; left: -9999px; top: 0; background: var(--color-accent); color: #ffffff; padding: 10px 16px; border-radius: 999px; z-index: 40; }
.vt-skip:focus { left: 8px; color: #ffffff; }

.vt-head {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--color-bg);
  padding: 10px 0;
}
.vt-head__in { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.vt-head__logo {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  color: var(--color-text);
  text-decoration: none;
  margin-right: auto;
}
.vt-head__logo span { color: var(--color-accent); }
.vt-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 6px; }
.vt-nav a {
  display: inline-block;
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 0.92rem;
  color: var(--color-text);
  text-decoration: none;
}
.vt-nav a:hover { background: var(--color-raise); color: var(--color-accent); }

.vt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1px solid var(--color-accent);
  background: var(--color-accent);
  color: #ffffff;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background 140ms ease, transform 140ms ease, border-color 140ms ease, color 140ms ease;
}
.vt-btn:hover { background: var(--color-accent-deep); border-color: var(--color-accent-deep); color: #ffffff; transform: translateY(-1px); }
.vt-btn--line { background: transparent; color: var(--color-accent); }
.vt-btn--line:hover { background: var(--color-raise); color: var(--color-accent-deep); }
.vt-btn--small { padding: 10px 20px; font-size: 0.94rem; }

.vt-hero { padding: 56px 0 24px; }
.vt-hero h1 { max-width: 16ch; }
.vt-hero__lead { font-size: 1.12rem; max-width: 60ch; color: var(--color-muted); }
.vt-hero__btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

.vt-sec { padding: 48px 0; }
.vt-sec__note { color: var(--color-muted); max-width: 64ch; }

.vt-table__scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; min-width: 640px; font-size: 0.96rem; }
caption { text-align: left; color: var(--color-muted); font-size: 0.9rem; padding-bottom: 12px; }
th, td { text-align: left; padding: 13px 16px 13px 0; border-bottom: 1px solid var(--color-border); vertical-align: top; }
thead th {
  font-family: var(--font-mark);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-muted);
  font-weight: 600;
}
tbody th { font-weight: 600; }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }
.vt-num { text-align: right; font-variant-numeric: tabular-nums; font-family: var(--font-mark); font-size: 0.88rem; padding-right: 0; }
.vt-source { font-style: italic; color: var(--color-muted); font-size: 0.88rem; margin-top: 14px; max-width: 72ch; }

.vt-panels { list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; }
.vt-panel {
  background: var(--color-raise);
  border-radius: var(--radius);
  padding: 22px;
  min-width: 0;
}
.vt-panel img { border-radius: 14px; margin-bottom: 18px; }
.vt-panel h3 { margin-bottom: 6px; }
.vt-panel__meta {
  font-family: var(--font-mark);
  font-size: 0.74rem;
  color: var(--color-muted);
  margin: 0 0 14px;
}
.vt-panel__body > :last-child { margin-bottom: 0; }
.vt-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 16px; padding: 0; }
.vt-tags li {
  background: var(--color-bg);
  border-radius: 999px;
  padding: 5px 14px;
  font-size: 0.82rem;
  color: var(--color-muted);
}
.vt-panel__fine { font-size: 0.86rem; color: var(--color-muted); margin: 14px 0 0; }

.vt-col { max-width: 68ch; }
.vt-col h3 { margin-top: 28px; }
.vt-col ul { padding-left: 22px; }
.vt-col li { margin-bottom: 10px; }
.vt-quote {
  background: var(--color-raise);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin: 26px 0;
  font-size: 1.08rem;
}
.vt-quote p { margin: 0; }

.vt-feed { list-style: none; margin: 0; padding: 0; display: grid; gap: 20px; }
.vt-feed li { background: var(--color-raise); border-radius: var(--radius); padding: 22px 24px; min-width: 0; }
.vt-feed time { font-family: var(--font-mark); font-size: 0.76rem; color: var(--color-muted); }
.vt-feed h3 { margin: 8px 0 8px; }
.vt-feed a { text-decoration: none; }
.vt-feed a:hover { text-decoration: underline; }
.vt-feed p { margin: 0; color: var(--color-muted); font-size: 0.96rem; }

.vt-mail { background: var(--color-raise); border-radius: var(--radius); padding: 30px 24px; }
.vt-mail__addr {
  font-size: clamp(1.3rem, 5vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  word-break: break-word;
  margin: 14px 0;
}
.vt-mail > :last-child { margin-bottom: 0; }

.vt-art { padding: 34px 0 48px; }
.vt-art__body { max-width: 68ch; font-size: 1.04rem; }
.vt-art__body h2 { margin-top: 36px; font-size: clamp(1.4rem, 3.4vw, 1.9rem); }
.vt-art__body ul, .vt-art__body ol { padding-left: 22px; }
.vt-art__body li { margin-bottom: 10px; }
.vt-crumb { font-family: var(--font-mark); font-size: 0.78rem; color: var(--color-muted); }
.vt-crumb a { color: var(--color-muted); }
.vt-byline { font-family: var(--font-mark); font-size: 0.8rem; color: var(--color-muted); margin-bottom: 28px; }
.vt-fig { margin: 28px 0; }
.vt-fig img { border-radius: 16px; }
.vt-fig figcaption { font-size: 0.86rem; color: var(--color-muted); margin-top: 10px; }
.vt-store { background: var(--color-raise); border-radius: var(--radius); padding: 22px 24px; margin-top: 36px; }
.vt-store > :last-child { margin-bottom: 0; }
.vt-store__fine { font-size: 0.86rem; color: var(--color-muted); }

.vt-legal { padding: 34px 0 48px; }
.vt-legal__body { max-width: 68ch; }
.vt-legal__body h2 { margin-top: 32px; font-size: clamp(1.25rem, 3vw, 1.6rem); }
.vt-legal__body ul { padding-left: 22px; }
.vt-legal__body li { margin-bottom: 8px; }
.vt-legal__body dt { font-weight: 700; margin-top: 14px; }
.vt-legal__body dd { margin: 2px 0 0; color: var(--color-muted); }

.vt-foot { border-top: 1px solid var(--color-border); padding: 34px 0 40px; margin-top: 40px; }
.vt-foot__disc { font-size: 0.88rem; color: var(--color-muted); max-width: 78ch; }
.vt-foot__links { list-style: none; margin: 20px 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 22px; }
.vt-foot__links a { font-size: 0.92rem; }
.vt-foot__copy { font-family: var(--font-mark); font-size: 0.78rem; color: var(--color-muted); margin: 0; }

.vt-cookie {
  position: fixed;
  left: 12px; right: 12px; bottom: 12px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  z-index: 30;
}
.vt-cookie[hidden] { display: none; }
.vt-cookie__in { display: grid; gap: 14px; max-width: var(--container); margin: 0 auto; }
.vt-cookie p { margin: 0; font-size: 0.92rem; max-width: 72ch; }
.vt-cookie__btns { display: flex; flex-wrap: wrap; gap: 10px; }

@media (min-width: 720px) {
  body { font-size: 17px; }
  .vt-hero { padding: 88px 0 40px; }
  .vt-sec { padding: 56px 0; }
  .vt-panels { grid-template-columns: 1fr 1fr; align-items: start; }
  .vt-feed { grid-template-columns: 1fr 1fr; }
  .vt-panel { padding: 26px; }
  .vt-mail { padding: 42px 40px; }
  .vt-cookie { left: 24px; right: 24px; bottom: 24px; }
  .vt-cookie__in { grid-template-columns: 1fr auto; align-items: center; gap: 28px; }
}

@media (min-width: 980px) {
  .vt-hero { padding: 104px 0 48px; }
  .vt-sec { padding: 64px 0; }
}