:root {
  --red: #d73747;
  --red-dark: #b82c3a;
  --red-soft: #fff1f3;
  --ink: #172033;
  --muted: #657086;
  --line: #e7ebf1;
  --surface: #ffffff;
  --surface-soft: #f7f9fc;
  --navy: #101827;
  --green: #138a61;
  --shadow: 0 18px 55px rgba(20, 31, 52, .09);
  --radius: 16px;
  --font: Arial, "Helvetica Neue", Helvetica, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--surface-soft); color: var(--ink); font-family: var(--font); font-size: 16px; line-height: 1.65; }
a { color: var(--red-dark); text-decoration: none; }
a:hover { color: var(--red); text-decoration: underline; }
button, input, textarea, select { font: inherit; }
.doc-header { background: linear-gradient(135deg, #111a2d, #202f4d); color: #fff; border-bottom: 1px solid rgba(255,255,255,.1); }
.doc-header .inner, .container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.doc-header .inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: #fff; font-weight: 800; font-size: 20px; letter-spacing: -.02em; }
.brand:hover { color: #fff; text-decoration: none; }
.brand-mark { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: linear-gradient(135deg, var(--red), #ff6875); color: #fff; box-shadow: 0 8px 18px rgba(215,55,71,.3); }
.brand-mark::before { content: "▶"; font-size: 14px; margin-left: 2px; }
.header-links { display: flex; align-items: center; gap: 18px; font-size: 13px; }
.header-links a { color: #c8d2e4; }
.header-links a:hover { color: #fff; }
.version { color: #ffafb6; border: 1px solid rgba(255,175,182,.35); border-radius: 999px; padding: 5px 10px; font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.hero { background: linear-gradient(180deg, #111a2d 0%, #182744 100%); color: #fff; padding: 68px 0 78px; overflow: hidden; position: relative; }
.hero::after { content: ""; width: 440px; height: 440px; position: absolute; right: -130px; top: -190px; border-radius: 50%; background: radial-gradient(circle, rgba(215,55,71,.28), transparent 66%); }
.hero-content { position: relative; z-index: 1; max-width: 760px; }
.eyebrow { color: #ff9da5; font-size: 11px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.hero h1 { margin: 14px 0 16px; max-width: 760px; color: #fff; font-size: clamp(34px, 5vw, 58px); line-height: 1.08; letter-spacing: -.045em; }
.hero h1 span { color: #ff6d79; }
.hero p { max-width: 700px; color: #c7d1e1; font-size: 18px; margin: 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.button { display: inline-flex; align-items: center; gap: 8px; border-radius: 10px; padding: 12px 18px; background: var(--red); color: #fff; font-size: 14px; font-weight: 800; }
.button:hover { background: #ed5362; color: #fff; text-decoration: none; }
.button.secondary { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.2); }
.button.secondary:hover { background: rgba(255,255,255,.15); }
.page { padding: 38px 0 70px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: 13px; margin-bottom: 18px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb span { color: #aab3c2; }
.page-title { margin: 0 0 8px; font-size: 42px; line-height: 1.12; letter-spacing: -.04em; }
.page-intro { max-width: 760px; margin: 0 0 28px; color: var(--muted); font-size: 17px; }
.section-heading { margin: 42px 0 16px; font-size: 25px; letter-spacing: -.025em; }
.section-heading:first-child { margin-top: 0; }
.section-heading small { display: block; color: var(--red); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 7px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.card { display: block; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); color: var(--ink); }
a.card:hover { color: var(--ink); text-decoration: none; border-color: rgba(215,55,71,.45); transform: translateY(-2px); transition: .2s ease; }
.card-icon { width: 44px; height: 44px; display: grid; place-items: center; background: var(--red-soft); color: var(--red); border-radius: 12px; font-weight: 900; font-size: 20px; margin-bottom: 16px; }
.card h3, .card h4 { margin: 0 0 7px; font-size: 18px; line-height: 1.25; }
.card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }
.card .meta { display: inline-block; margin-top: 15px; color: var(--red); font-size: 12px; font-weight: 800; }
.stat-strip { display: grid; grid-template-columns: repeat(4, 1fr); margin: 30px 0 42px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--surface); box-shadow: var(--shadow); }
.stat { padding: 21px 16px; text-align: center; border-right: 1px solid var(--line); }.stat:last-child { border-right: 0; }.stat strong { display: block; color: var(--red); font-size: 25px; }.stat span { color: var(--muted); font-size: 12px; font-weight: 700; }
.notice { border-left: 4px solid var(--red); background: var(--red-soft); border-radius: 10px; padding: 16px 18px; color: #5d2530; margin: 20px 0; }.notice strong { color: var(--red-dark); }
.notice.info { border-color: #4d76d9; background: #eef3ff; color: #29467f; }.notice.success { border-color: var(--green); background: #eaf8f2; color: #176646; }.notice.warning { border-color: #e19b26; background: #fff8e9; color: #765314; }
.doc-layout { display: grid; grid-template-columns: 245px minmax(0, 1fr); gap: 34px; align-items: start; }
.toc { position: sticky; top: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 17px; box-shadow: var(--shadow); }
.toc strong { display: block; color: var(--ink); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 10px; }.toc a { display: block; padding: 7px 8px; border-radius: 7px; color: var(--muted); font-size: 13px; }.toc a:hover { color: var(--red); background: var(--red-soft); text-decoration: none; }
.doc-main { min-width: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; box-shadow: var(--shadow); }
.doc-main h2 { margin: 34px 0 10px; font-size: 27px; letter-spacing: -.03em; }.doc-main h2:first-child { margin-top: 0; }.doc-main h3 { margin: 25px 0 8px; font-size: 19px; }.doc-main p { color: #4e5b70; }.doc-main ul, .doc-main ol { padding-left: 24px; color: #4e5b70; }.doc-main li { margin: 7px 0; }.doc-main li::marker { color: var(--red); font-weight: 800; }
.step { display: grid; grid-template-columns: 42px 1fr; gap: 15px; margin: 20px 0; }.step-number { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 11px; background: var(--red); color: #fff; font-weight: 800; }.step h3 { margin-top: 2px; }.step p { margin-top: 5px; }
code { background: #f0f3f7; border: 1px solid #e1e6ee; border-radius: 6px; padding: 2px 6px; color: #a52d3c; font-size: .9em; }pre { margin: 14px 0; padding: 17px 18px; border-radius: 11px; overflow-x: auto; background: #101827; color: #d7e0ed; font-size: 13px; line-height: 1.6; }pre code { padding: 0; border: 0; background: transparent; color: inherit; }
.data-table { width: 100%; border-collapse: collapse; margin: 15px 0 22px; font-size: 14px; }.data-table th, .data-table td { padding: 12px 13px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }.data-table th { background: var(--surface-soft); color: var(--ink); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }.data-table td { color: var(--muted); }
.checklist { list-style: none; padding: 0!important; }.checklist li { position: relative; padding-left: 26px; }.checklist li::before { content: "✓"; position: absolute; left: 0; color: var(--red); font-weight: 900; }
.faq { border: 1px solid var(--line); border-radius: 12px; margin: 12px 0; overflow: hidden; }.faq summary { cursor: pointer; list-style: none; padding: 15px 18px; font-weight: 800; }.faq summary::-webkit-details-marker { display: none; }.faq summary::after { content: "+"; float: right; color: var(--red); font-size: 20px; line-height: 1; }.faq[open] summary::after { content: "−"; }.faq .answer { padding: 0 18px 17px; color: var(--muted); font-size: 14px; }
.integration-hero { display: flex; gap: 16px; align-items: center; padding: 19px; margin-bottom: 22px; background: var(--surface-soft); border: 1px solid var(--line); border-radius: 13px; }.integration-icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 14px; background: var(--red); color: #fff; font-size: 19px; font-weight: 900; }.integration-hero h2 { margin: 0; font-size: 21px; }.integration-hero p { margin: 3px 0 0; font-size: 13px; }
.footer { border-top: 1px solid var(--line); padding: 27px 0; background: var(--surface); color: var(--muted); font-size: 13px; }.footer .inner { display: flex; justify-content: space-between; gap: 16px; }.footer strong { color: var(--ink); }
@media (max-width: 850px) { .grid, .grid.two { grid-template-columns: repeat(2, 1fr); }.doc-layout { grid-template-columns: 1fr; }.toc { position: static; }.hero { padding: 48px 0 55px; }.page-title { font-size: 35px; } }
@media (max-width: 600px) { .doc-header .inner { min-height: 68px; }.header-links a:not(.version) { display: none; }.container, .doc-header .inner { width: min(100% - 28px, 1180px); }.grid, .grid.two, .stat-strip { grid-template-columns: 1fr; }.stat { border-right: 0; border-bottom: 1px solid var(--line); }.stat:last-child { border-bottom: 0; }.doc-main { padding: 22px 18px; }.hero p { font-size: 16px; }.hero h1 { font-size: 38px; }.footer .inner { flex-direction: column; }.data-table { display: block; overflow-x: auto; white-space: nowrap; } }

.release-history { display: grid; gap: 14px; }
.release-item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; box-shadow: var(--shadow); }
.release-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.release-version { color: var(--ink); font-size: 20px; font-weight: 900; }
.release-count { color: var(--red); font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.release-list { list-style: none; padding: 0 !important; margin: 0; display: grid; gap: 9px; }
.release-list li { display: flex; align-items: baseline; gap: 9px; margin: 0 !important; color: var(--muted); font-size: 14px; }
.release-list li::before { content: "✓"; color: var(--red); font-weight: 900; }
.change-tag { flex: 0 0 auto; border-radius: 999px; padding: 3px 7px; color: var(--red-dark); background: var(--red-soft); font-size: 10px; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.change-fixed { color: #2563a6; background: #edf5ff; }
.change-upgraded, .change-upgrade { color: #7551a4; background: #f4effd; }
.change-improvement { color: #8a5a09; background: #fff6df; }
.change-removed { color: #9b3040; background: #fff0f2; }
.change-modified, .change-changed { color: #126d60; background: #e9f8f4; }
.change-support, .change-note { color: #566274; background: #f0f3f7; }
@media (max-width: 600px) { .release-head { align-items: flex-start; flex-direction: column; }.release-list li { align-items: flex-start; flex-wrap: wrap; } }