/* Дунбэй — промышленные проекты (демо). Только системные шрифты и локальные файлы — всё работает из Китая. */
:root {
  --ink: #14202e;
  --ink-2: #3c4a5a;
  --muted: #6b7785;
  --line: #dfe3e8;
  --paper: #f5f4f0;
  --card: #ffffff;
  --navy: #12324f;
  --navy-2: #1d4a73;
  --red: #b8302a;
  --red-soft: #fbeceb;
  --green: #1f7a4d;
  --green-soft: #e6f4ec;
  --amber: #9a6100;
  --amber-soft: #fdf3e1;
  --grey-soft: #eef0f3;
  --radius: 10px;
  --font: -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC",
          "Noto Sans", Roboto, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--paper); line-height: 1.55; font-size: 16px; }
a { color: var(--navy-2); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.75rem; line-height: 1.25; margin: .2em 0 .4em; letter-spacing: -.01em; }
h2 { font-size: 1.2rem; margin: 0 0 .6em; }
h3 { font-size: 1.05rem; margin: 0 0 .4em; }
h3.sub { margin-top: 1.2em; font-size: .95rem; color: var(--ink-2); }
p { margin: .4em 0 .8em; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.right { text-align: right; }

/* шапка */
.top { background: var(--navy); color: #fff; }
.top-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding-top: 14px; padding-bottom: 10px; }
.brand { display: flex; align-items: center; gap: 12px; color: #fff; min-width: 0; }
.brand:hover { text-decoration: none; }
.brand-mark { width: 34px; height: 34px; border-radius: 8px; flex: none;
  background: linear-gradient(135deg, var(--red) 0 50%, #e8eef4 50% 100%); box-shadow: inset 0 0 0 2px rgba(255,255,255,.25); }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text b { font-size: 1.05rem; }
.brand-text small { opacity: .75; font-size: .78rem; }
.top-tools { display: flex; align-items: center; gap: 10px; flex: none; }
.pill { font-size: .75rem; padding: 3px 9px; border-radius: 99px; }
.pill.demo { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.3); }
.lang-switch { color: #fff; border: 1px solid rgba(255,255,255,.45); border-radius: 6px; padding: 4px 10px; font-size: .875rem; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; padding-bottom: 6px; }
.nav a { color: rgba(255,255,255,.82); padding: 8px 12px; border-radius: 6px 6px 0 0; font-size: .95rem; }
.nav a.on, .nav a:hover { color: #fff; background: rgba(255,255,255,.1); text-decoration: none; }
.roles { background: var(--navy-2); }
.roles-row { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; padding-top: 7px; padding-bottom: 7px; font-size: .875rem; color: rgba(255,255,255,.8); }
.role { color: #fff; padding: 3px 10px; border-radius: 99px; border: 1px solid rgba(255,255,255,.3); }
.role.on { background: #fff; color: var(--navy); font-weight: 600; }
.role:hover { text-decoration: none; }
.reset { margin-left: auto; }
.linkish { background: none; border: 0; color: inherit; text-decoration: underline; cursor: pointer; font: inherit; padding: 0; }
.roles .linkish { color: rgba(255,255,255,.75); }
.strip { background: var(--amber-soft); color: #5b4100; font-size: .85rem; padding: 7px 0; border-bottom: 1px solid #f0dfb8; }

.main { padding-top: 22px; padding-bottom: 40px; min-height: 60vh; }
.foot { border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; padding: 18px 0 28px; }
.flash { background: var(--green-soft); border: 1px solid #bfe2cf; color: #14532d; padding: 10px 14px; border-radius: var(--radius); margin-bottom: 16px; }
.note { background: var(--grey-soft); border-left: 3px solid var(--navy-2); padding: 8px 12px; border-radius: 4px; font-size: .9rem; color: var(--ink-2); }
.warn { color: var(--amber); }
.ok { color: var(--green); }
.crumbs { margin: 0 0 6px; font-size: .9rem; }

/* карточки и сетки */
section { margin-bottom: 26px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 16px; position: relative; }
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid2 .card { margin: 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.cards .card { margin: 0; color: inherit; display: block; transition: border-color .15s, box-shadow .15s; }
.cards .card:hover { text-decoration: none; border-color: #b9c4d0; box-shadow: 0 2px 10px rgba(18,50,79,.08); }
.cards h3 { margin: 8px 0 6px; }
.clamp { color: var(--ink-2); font-size: .92rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 18px; align-items: start; }

/* главная */
.hero { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 30px 28px; margin-bottom: 28px;
  background-image: linear-gradient(120deg, rgba(18,50,79,.05), rgba(184,48,42,.04)); }
.hero h1 { font-size: 2rem; max-width: 820px; }
.lead { font-size: 1.07rem; color: var(--ink-2); max-width: 820px; }
.steps { list-style: none; padding: 0; margin: 0 0 16px; display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.steps li { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; font-size: .92rem; display: flex; flex-direction: column; gap: 8px; }
.num { width: 28px; height: 28px; border-radius: 50%; background: var(--navy); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: .9rem; }
.try { display: flex; align-items: center; justify-content: space-between; gap: 16px; border-color: #c9d6e3; background: #f7fafd; }

/* кнопки, теги, отметки */
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.btn { display: inline-block; border: 1px solid #b9c4d0; background: #fff; color: var(--navy); padding: 9px 16px; border-radius: 8px;
  font: inherit; font-size: .95rem; cursor: pointer; text-align: center; }
.btn:hover { text-decoration: none; border-color: var(--navy-2); }
.btn.primary { background: var(--red); border-color: var(--red); color: #fff; }
.btn.primary:hover { background: #a02822; }
.btn.small { padding: 5px 11px; font-size: .85rem; }
.btn.block { display: block; width: 100%; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag { font-size: .75rem; padding: 2px 8px; border-radius: 4px; background: var(--grey-soft); color: var(--ink-2); display: inline-block; }
.tag.kind { background: #e3ecf5; color: var(--navy); }
.tag.example { background: var(--amber-soft); color: var(--amber); }
.tag.public { background: #ece9f8; color: #4a3b8f; }
.tag.full { background: var(--green-soft); color: var(--green); }
.tag.thin { background: var(--grey-soft); color: var(--muted); }
.chip { font-size: .78rem; padding: 2px 9px; border-radius: 99px; display: inline-block; font-weight: 600; white-space: nowrap; }
.chip.works, .chip.st-open { background: var(--green-soft); color: var(--green); }
.chip.manual, .chip.st-plan { background: var(--amber-soft); color: var(--amber); }
.chip.plan, .chip.st-archive, .chip.st-unknown { background: var(--grey-soft); color: var(--muted); }
.chip.st-cancelled, .chip.bad { background: var(--red-soft); color: var(--red); }
.chip.warn-chip { background: var(--amber-soft); color: var(--amber); }
.mt-mark { font-size: .8rem; color: #4a3b8f; margin: 0 0 10px; }
.mt-mark.plain { color: var(--navy-2); }
summary.mt-mark { cursor: pointer; margin: 4px 0 0; }

/* списки полей */
dl.fields { display: grid; grid-template-columns: minmax(160px, 34%) 1fr; gap: 0; margin: 0; }
dl.fields dt, dl.fields dd { padding: 9px 0; border-top: 1px solid var(--line); margin: 0; }
dl.fields dt { color: var(--muted); font-size: .9rem; padding-right: 14px; }
dl.fields.compact { grid-template-columns: 42% 1fr; font-size: .92rem; }
dl.mini { display: grid; grid-template-columns: auto 1fr; gap: 3px 10px; font-size: .87rem; margin: 8px 0 0; }
dl.mini dt { color: var(--muted); }
dl.mini dd { margin: 0; }
.plain-list { list-style: none; padding: 0; margin: 0; }
.plain-list li { padding: 7px 0; border-top: 1px solid var(--line); }
.plain-list li:first-child { border-top: 0; }
table.list { width: 100%; border-collapse: collapse; font-size: .93rem; }
table.list td, table.list th { border-top: 1px solid var(--line); padding: 9px 8px; text-align: left; vertical-align: top; }
table.list th { color: var(--muted); font-weight: 500; width: 40%; }
form.inline { display: inline; }

/* формы */
.form .field { display: block; margin-bottom: 14px; }
.form .field > span { display: block; font-size: .9rem; color: var(--ink-2); margin-bottom: 4px; }
.form em { font-style: normal; font-size: .75rem; color: var(--red); margin-left: 4px; }
input, textarea, select { width: 100%; font: inherit; font-size: .95rem; padding: 9px 11px; border: 1px solid #c8d0d9; border-radius: 7px; background: #fff; color: var(--ink); }
input:focus, textarea:focus, select:focus { outline: 2px solid #9bb8d6; border-color: var(--navy-2); }
textarea.missing { border-color: var(--red); background: #fffafa; }
label.check, .checks label { display: flex; gap: 8px; align-items: flex-start; margin: 6px 0; font-size: .93rem; }
label.check input, .checks input { width: auto; margin-top: 4px; }
.report ul { margin: 0 0 8px; padding-left: 20px; }

/* пакет документов с водяным знаком */
.doc { overflow: hidden; }
.doc-body { white-space: pre-wrap; font-size: .95rem; position: relative; z-index: 1; }
.nocopy { -webkit-user-select: none; user-select: none; }
.wm { position: absolute; inset: -40px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 70px 30px; transform: rotate(-24deg);
  pointer-events: none; z-index: 2; align-content: start; padding-top: 30px; }
.wm span { color: rgba(184,48,42,.13); font-size: .95rem; font-weight: 700; white-space: nowrap; }

/* сравнение */
.table-scroll { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
table.cmp { border-collapse: collapse; width: 100%; min-width: 640px; font-size: .9rem; }
table.cmp th, table.cmp td { border-bottom: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
table.cmp thead th { background: #f3f6f9; position: sticky; top: 0; }
table.cmp tbody th { color: var(--ink-2); font-weight: 500; width: 22%; background: #fafbfc; }
table.cmp td.unknown { color: var(--muted); font-style: italic; }
table.cmp td.best { background: #f3fbf6; }
table.cmp td.below, table.cmp td.deviation, table.cmp td.preliminary { background: #fffaf0; }
table.cmp tr.req td, table.cmp tr.req th { background: #eef4fa; font-weight: 600; }
table.cmp .chip { margin-left: 4px; }

/* переписка */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; margin: 10px 0 14px; }
.tab { padding: 5px 12px; border-radius: 99px; border: 1px solid var(--line); background: #fff; font-size: .88rem; color: var(--ink-2); }
.tab.on { background: var(--navy); color: #fff; border-color: var(--navy); }
.tab:hover { text-decoration: none; }
.chat { display: flex; flex-direction: column; gap: 10px; }
.msg { max-width: 78%; padding: 10px 14px; border-radius: 12px; background: #f1f4f8; border: 1px solid var(--line); }
.msg.mine { align-self: flex-end; background: #e8f0f9; border-color: #cddcec; }
.msg.manager { background: var(--amber-soft); }
.msg-meta { font-size: .75rem; color: var(--muted); margin-bottom: 3px; }
.msg-body { white-space: pre-wrap; }
.msg-orig { white-space: pre-wrap; color: var(--ink-2); font-size: .9rem; margin-top: 4px; }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  h1, .hero h1 { font-size: 1.45rem; }
  .grid2 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .hero { padding: 20px 16px; }
  .card { padding: 14px; }
  dl.fields { grid-template-columns: 1fr; }
  dl.fields dd { border-top: 0; padding-top: 0; }
  .try { flex-direction: column; align-items: flex-start; }
  .brand-text small { display: none; }
  .pill.demo { display: none; }
  .brand-text b { font-size: .98rem; }
  .nav a { padding: 7px 9px; font-size: .9rem; }
  .msg { max-width: 92%; }
  .reset { margin-left: 0; width: 100%; }
}

dl .chip { white-space: normal; }