/* Нейроюрист — стол юриста: лист документа, закладки папки, печать. */
:root {
  --desk: #e4e8ee;
  --desk-2: #d7dde6;
  --sheet: #ffffff;
  --ink: #1b2233;
  --ink-2: #566079;
  --rule: #d3d9e3;
  --stamp: #3d3a9e;
  --stamp-weak: #e9e8f8;
  --ok: #2e7d4f;
  --bad: #b42318;
  --serif: "PT Serif", "Times New Roman", Georgia, serif;
  --sans: "PT Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --desk: #12161e; --desk-2: #1a202b; --sheet: #1d2330; --ink: #e5e8f0; --ink-2: #9aa3b8; --rule: #2e3647;
    --stamp: #a9a5ff; --stamp-weak: #2a2950; --ok: #6cc896; --bad: #f08a80;
  }
}
:root[data-theme="dark"] {
  --desk: #12161e; --desk-2: #1a202b; --sheet: #1d2330; --ink: #e5e8f0; --ink-2: #9aa3b8; --rule: #2e3647;
  --stamp: #a9a5ff; --stamp-weak: #2a2950; --ok: #6cc896; --bad: #f08a80;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--desk); color: var(--ink); font: 16px/1.5 var(--sans); }
a { color: var(--stamp); }
:focus-visible { outline: 2px solid var(--stamp); outline-offset: 2px; }
button { font: inherit; }

/* шапка */
.lh { display: flex; align-items: center; gap: 28px; padding: 14px 28px; max-width: 1180px; margin: 0 auto; }
.seal { display: flex; align-items: center; gap: 10px; color: var(--stamp); text-decoration: none; font: 700 20px var(--serif); }
.seal span { color: var(--ink); }
.lnav { display: flex; gap: 20px; }
.lnav a { color: var(--ink-2); text-decoration: none; font-size: 15px; padding: 4px 0; border-bottom: 2px solid transparent; }
.lnav a:hover { color: var(--ink); }
.lnav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--stamp); }
.newdoc { margin-left: auto; border: 1.5px solid var(--stamp); color: var(--stamp); background: none; border-radius: 3px; padding: 6px 14px; cursor: pointer; }
.newdoc:hover { background: var(--stamp-weak); }
@media (max-width: 760px) { .lh { flex-wrap: wrap; gap: 10px 18px; padding: 12px 16px; } .lnav { order: 3; width: 100%; overflow-x: auto; } }

.desk { max-width: 1180px; margin: 0 auto; padding: 8px 28px 60px; }
@media (max-width: 760px) { .desk { padding: 4px 12px 40px; } }

/* папка: закладки слева от листа */
.binder { display: grid; grid-template-columns: 210px minmax(0, 820px); justify-content: center; align-items: start; }
.tabs { display: flex; flex-direction: column; gap: 4px; padding-top: 70px; position: relative; z-index: 1; }
.tabs button { text-align: left; border: 1px solid var(--rule); border-right: 0; background: var(--desk-2); color: var(--ink-2);
  padding: 9px 14px; border-radius: 6px 0 0 6px; cursor: pointer; font-size: 15px; margin-right: -1px; transition: background .15s, color .15s; }
.tabs button:hover { color: var(--ink); background: var(--sheet); }
.tabs button[aria-selected="true"] { background: var(--sheet); color: var(--ink); font-weight: 700; box-shadow: inset 3px 0 0 var(--stamp); }
@media (max-width: 900px) {
  .binder { grid-template-columns: 1fr; }
  .tabs { flex-direction: row; overflow-x: auto; padding: 0; gap: 4px; scrollbar-width: none; }
  .tabs::-webkit-scrollbar { display: none; }
  .tabs button { white-space: nowrap; border: 1px solid var(--rule); border-bottom: 0; border-radius: 6px 6px 0 0; margin: 0 0 -1px; font-size: 14px; }
  .tabs button[aria-selected="true"] { box-shadow: inset 0 3px 0 var(--stamp); }
}

/* лист документа */
.sheet { background: var(--sheet); border: 1px solid var(--rule); border-radius: 2px; padding: 48px 64px 36px;
  box-shadow: 0 1px 0 var(--rule), 0 18px 40px -28px rgba(27, 34, 51, .35); min-height: 640px; }
@media (max-width: 760px) { .sheet { padding: 26px 18px 22px; min-height: 0; } }
.header-block { font: 15px/1.55 var(--serif); color: var(--ink-2); white-space: pre-wrap; margin: 0 0 0 auto; width: max-content; max-width: 100%; text-align: left; min-height: 1em; }
.doc-title { font: 400 44px/1.15 var(--serif); text-align: center; margin: 26px 0 8px; letter-spacing: .01em; transition: opacity .18s; }
.doc-title.swap { opacity: 0; }
.doc-sub { text-align: center; color: var(--ink-2); max-width: 56ch; margin: 0 auto 26px; font-size: 15px; }
@media (max-width: 760px) { .doc-title { font-size: 32px; margin-top: 14px; } }
.fld { display: block; margin-bottom: 18px; }
.fld > span { display: block; font: 700 17px var(--serif); margin-bottom: 6px; }
.fld small { display: block; color: var(--ink-2); font-size: 13px; margin-top: 4px; }
.fld textarea { width: 100%; resize: vertical; font: 16px/1.6 var(--serif); color: var(--ink); border: 0; border-bottom: 1px solid var(--rule);
  background: repeating-linear-gradient(transparent 0 25px, var(--rule) 25px 26px) local; background-position: 0 6px; padding: 6px 2px; }
.fld textarea:focus { outline: none; border-bottom-color: var(--stamp); }
.fld textarea::placeholder { color: var(--ink-2); opacity: .7; font-style: italic; }
.sheet-foot { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 10px; }
.attach { cursor: pointer; color: var(--ink-2); font-size: 14px; display: inline-flex; gap: 8px; align-items: center; }
.attach:hover { color: var(--stamp); }
.clip { font-size: 20px; transform: rotate(90deg); display: inline-block; }

/* кнопка-печать */
.stamp-btn { border: 2px solid var(--stamp); background: var(--stamp); color: #fff; padding: 10px 26px; border-radius: 3px; cursor: pointer; font-weight: 700; letter-spacing: .02em; }
.stamp-btn:hover { filter: brightness(1.08); }
.stamp-btn:disabled { opacity: .55; cursor: progress; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .stamp-btn { color: #14132b; } }

.disclaimer { max-width: 820px; margin: 18px auto 0; color: var(--ink-2); font-size: 13px; text-align: center; }
.guides { max-width: 820px; margin: 34px auto 0; display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: baseline; }
.guides h2 { font: 700 16px var(--serif); margin: 0 6px 0 0; }
.guides a { font-size: 15px; }

/* чат */
.chat { max-width: 860px; margin: 0 auto; }
.case { color: var(--ink-2); font-size: 14px; margin: 6px 0 14px; }
.case b { color: var(--ink); font-family: var(--serif); font-size: 17px; }
.thread { display: flex; flex-direction: column; gap: 16px; padding-bottom: 130px; }
.note { align-self: flex-end; max-width: 78%; background: var(--stamp-weak); border-radius: 12px 12px 2px 12px; padding: 10px 14px; white-space: pre-wrap; font-size: 15px; }
.answer { background: var(--sheet); border: 1px solid var(--rule); border-radius: 2px; padding: 30px 40px 20px; font: 16px/1.65 var(--serif); }
@media (max-width: 760px) { .answer { padding: 18px 16px 14px; } .note { max-width: 92%; } }
.answer h4 { font: 700 18px var(--serif); margin: 18px 0 6px; }
.answer h4:first-child { margin-top: 0; }
.answer p { margin: 6px 0; }
.answer ul { padding-left: 22px; margin: 6px 0; }
.answer .ref { color: var(--ok); text-decoration: none; border-bottom: 1px dotted var(--ok); white-space: nowrap; }
.answer .ref.bad { color: var(--bad); border-bottom-color: var(--bad); }
.cites { font: 14px/1.5 var(--sans); border-top: 1px solid var(--rule); margin-top: 18px; padding-top: 10px; color: var(--ink-2); }
.cites b { color: var(--ink); }
.cites .bad { color: var(--bad); }
.acts { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; font-family: var(--sans); }
.acts button { border: 1px solid var(--rule); background: none; color: var(--ink); border-radius: 3px; padding: 6px 12px; cursor: pointer; font-size: 14px; }
.acts button:hover { border-color: var(--stamp); color: var(--stamp); }
.typing { color: var(--ink-2); font-style: italic; font-family: var(--serif); }
.typing::after { content: ""; display: inline-block; width: 1.2em; text-align: left; animation: dots 1.4s steps(4) infinite; }
@keyframes dots { 0% { content: ""; } 25% { content: "."; } 50% { content: ".."; } 75% { content: "..."; } }
@media (prefers-reduced-motion: reduce) { .typing::after { animation: none; content: "…"; } .doc-title { transition: none; } }
.err { color: var(--bad); font-size: 14px; }
.composer { position: fixed; left: 0; right: 0; bottom: 0; padding: 12px max(16px, calc(50vw - 430px)) 16px; background: linear-gradient(transparent, var(--desk) 30%);
  display: flex; gap: 10px; align-items: flex-end; }
.composer textarea { flex: 1; font: 16px/1.5 var(--sans); border: 1px solid var(--rule); border-radius: 4px; padding: 10px 12px; background: var(--sheet); color: var(--ink); resize: none; max-height: 40vh; }
.composer textarea:focus { outline: 2px solid var(--stamp); outline-offset: -1px; }

/* страницы-справочники и законы (общий каркас) */
.lpage { max-width: 820px; margin: 0 auto; }
.lpage .sheet { min-height: 0; }
.lpage h1 { font: 400 36px/1.2 var(--serif); margin: 0 0 12px; }
.lpage h2 { font: 700 22px var(--serif); margin: 26px 0 8px; }
.lpage h3 { font: 700 17px var(--serif); margin: 18px 0 4px; }
.lpage p, .lpage li { font: 16px/1.7 var(--serif); }
.lpage .lead { color: var(--ink-2); font-family: var(--sans); }
.crumbs { font-size: 13px; color: var(--ink-2); margin: 4px 0 12px; }
.crumbs a { color: var(--ink-2); }
.cta { margin: 16px 0 6px; display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.cta .stamp-btn { text-decoration: none; display: inline-block; }
.note-box { border-left: 3px solid var(--stamp); background: var(--stamp-weak); padding: 10px 14px; margin: 20px 0; font-size: 14px; }
.artlist { columns: 2 300px; padding-left: 18px; }
.artlist li { margin-bottom: 4px; break-inside: avoid; font-family: var(--sans); font-size: 15px; }
.cols { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 6px 18px; }
.lfoot { border-top: 1px solid var(--rule); margin-top: 40px; padding: 22px 28px; color: var(--ink-2); font-size: 14px; }
.lfoot-in { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.lfoot h3 { font: 700 15px var(--serif); color: var(--ink); margin: 0 0 6px; }
.lfoot a { display: inline-block; margin: 0 12px 4px 0; }
.toast { position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%); background: var(--ink); color: var(--sheet); padding: 10px 16px; border-radius: 4px; font-size: 14px; z-index: 10; }
.toast.err { background: var(--bad); color: #fff; }
.consent { display: flex; gap: 8px; align-items: flex-start; font-size: 13px; color: var(--ink-2); margin: 4px 0 14px; cursor: pointer; }
.consent input { margin-top: 3px; accent-color: var(--stamp); }
body.chatting .lfoot { display: none; }
body.chatting .thread { min-height: calc(100vh - 220px); }