/* Визуальный язык платформы Chain: палитра (light / dark), Involve для текста, JetBrains Mono для чисел,
   белый сайдбар, карточки 12px, кнопки 6px, поля на фоне n50. */
@font-face { font-family: "Involve"; src: url("/static/fonts/Involve-400.ttf") format("truetype"); font-weight: 400; }
@font-face { font-family: "Involve"; src: url("/static/fonts/Involve-500.ttf") format("truetype"); font-weight: 500; }
@font-face { font-family: "Involve"; src: url("/static/fonts/Involve-600.ttf") format("truetype"); font-weight: 600; }
@font-face { font-family: "Involve"; src: url("/static/fonts/Involve-700.ttf") format("truetype"); font-weight: 700; }

:root {
  --bg: #F4F5FC; --sf: #FFFFFF; --bd: rgba(13,22,64,.06);
  --b50: #EEF0FF; --b100: #D6DAFF; --b500: #2A3BFF; --b600: #1E2ECC;
  --n50: #F0F2F8; --n100: #D8DCF0; --n200: #B0B9E0; --n300: #8090C8; --n400: #5567AF; --n500: #334090; --n700: #0D1640;
  --g50: #EDFAF3; --g500: #16B764; --g700: #0A7040;
  --a50: #FFF8EC; --a500: #F5A623; --a700: #9A600A;
  --r50: #FFF0F0; --r500: #F03B3B; --r700: #991010;
  --p50: #F3F0FF; --p500: #9B6BFF; --p700: #6D28D9;
  --sbBg: #FFFFFF; --sbBd: #D8DCF0; --sbTxt: #5567AF; --sbTxtA: #0D1640; --sbActBg: #EEF0FF; --sbIco: #8090C8; --sbIcoA: #2A3BFF; --sbSec: #8090C8;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0E1220; --sf: #161B2E; --bd: rgba(200,210,240,.08);
    --b50: #1A1F3D; --b100: #1E2450; --b500: #4D5FFF; --b600: #7A87FF;
    --n50: #141828; --n100: #1C2138; --n200: #2A3050; --n300: #4A5580; --n400: #7080A8; --n500: #9BA8C8; --n700: #E8EAF6;
    --g50: #0D2818; --g500: #4DD98A; --g700: #8AE8B4;
    --a50: #2A2010; --a500: #FFCA5C; --a700: #FFD98A;
    --r50: #2A1414; --r500: #FF7979; --r700: #FFA0A0;
    --p50: #1C1630; --p500: #B08AFF; --p700: #C8A8FF;
    --sbBg: #0E1220; --sbBd: #1C2138; --sbTxt: #7080A8; --sbTxtA: #E8EAF6; --sbActBg: #1A1F3D; --sbIco: #4A5580; --sbIcoA: #4D5FFF; --sbSec: #4A5580;
    color-scheme: dark;
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font: 13px/20px "Involve", system-ui, sans-serif; background: var(--bg); color: var(--n700); -webkit-font-smoothing: antialiased; }
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-thumb { background: var(--n200); border-radius: 10px; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* --- оболочка: сайдбар + рабочая область ------------------------------------------------------ */
.app { display: flex; min-height: 100vh; }
.sb { width: 248px; flex-shrink: 0; background: var(--sbBg); border-right: 1px solid var(--sbBd); padding: 20px 14px;
      display: flex; flex-direction: column; gap: 6px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.sb-brand { display: flex; gap: 10px; align-items: center; padding: 0 6px 18px; }
.sb-logo { width: 34px; height: 34px; border-radius: 9px; background: var(--b500); color: #fff; display: grid; place-items: center;
           font: 700 13px/1 "Involve", sans-serif; letter-spacing: .5px; }
.sb-title { font-size: 15px; font-weight: 600; line-height: 20px; }
.sb-sub { font-size: 11px; line-height: 16px; color: var(--sbTxt); }
.sb-sec { font-size: 10px; line-height: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: .6px; color: var(--sbSec); padding: 8px 8px 4px; }
.sb-nav { display: flex; flex-direction: column; gap: 2px; }
.sb-nav button { display: flex; align-items: center; gap: 10px; width: 100%; padding: 8px 10px; border: 0; border-radius: 8px;
                 background: none; color: var(--sbTxt); font: 500 13px/18px "Involve", sans-serif; text-align: left; cursor: pointer; }
.sb-nav button:hover { background: var(--n50); color: var(--sbTxtA); }
.sb-nav button.active { background: var(--sbActBg); color: var(--sbTxtA); font-weight: 600; }
.sb-nav svg { width: 20px; height: 20px; flex-shrink: 0; fill: none; stroke: var(--sbIco); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.sb-nav button.active svg { stroke: var(--sbIcoA); }
.sb-foot { margin-top: auto; display: flex; flex-direction: column; gap: 6px; padding-top: 14px; border-top: 1px solid var(--sbBd); }
.sb-foot .sb-sec { padding: 0 2px 2px; }

.main { flex: 1; min-width: 0; padding: 24px 32px 48px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.page-head h1 { font-size: 26px; line-height: 32px; font-weight: 600; }
.page-sub { font-size: 13px; color: var(--n400); margin-top: 2px; }
main { max-width: 1180px; }
.tab { display: none; }
.tab.active { display: block; animation: tabIn .18s ease-out both; }
@keyframes tabIn { from { opacity: 0; } to { opacity: 1; } }
html { overflow-y: scroll; }  /* полоса прокрутки всегда на месте — вкладки разной высоты не сдвигают страницу */
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 4px; }

/* --- сегментный переключатель (обводка bd, активный — b50 / b500) ----------------------------- */
.seg { display: inline-flex; align-items: center; background: var(--sf); border: 1px solid var(--n100); border-radius: 8px; padding: 2px; }
.seg-label { font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: .6px; color: var(--n300); padding: 0 8px 0 8px; }
.seg button { background: none; border: 0; border-radius: 6px; padding: 5px 12px; color: var(--n500); font: 500 13px/18px "Involve", sans-serif; cursor: pointer; }
.seg button:hover { color: var(--n700); }
.seg button.active { background: var(--b50); color: var(--b500); font-weight: 600; }

/* --- карточки и типографика ------------------------------------------------------------------- */
.card { background: var(--sf); border: 1px solid var(--bd); border-radius: 12px; padding: 20px; margin-top: 16px; }
.card h2 { font-size: 18px; line-height: 24px; font-weight: 600; margin-bottom: 12px; }
.card h3 { font-size: 15px; line-height: 20px; font-weight: 600; margin-bottom: 6px; }
.muted { color: var(--n400); font-size: 12px; line-height: 18px; }
.row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.money { font: 600 20px/28px var(--mono); color: var(--n700); letter-spacing: -.3px; }
.range { color: var(--n400); font-size: 12px; }
.range, .inputs td { font-variant-numeric: tabular-nums; }

/* --- формы --------------------------------------------------------------------------------- */
form label { display: block; margin-bottom: 12px; font-weight: 500; }
form label.check { display: flex; gap: 8px; align-items: flex-start; font-weight: 400; }
input[type=text], input[type=password], input[type=number], select {
  width: 100%; margin-top: 4px; padding: 7px 10px; border: 1px solid var(--bd); border-radius: 4px; background: var(--n50);
  color: var(--n700); font: 400 13px/20px "Involve", sans-serif; outline: none; transition: border-color .12s; }
input:focus, select:focus { border-color: var(--b500); }
input[type=file] { margin-top: 4px; font: inherit; color: var(--n500); }
input[type=checkbox] { accent-color: var(--b500); margin-top: 3px; }
.sb-foot input { margin-top: 0; }

button { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border: 1px solid var(--b500); border-radius: 6px;
         background: var(--b500); color: #fff; font: 500 13px/18px "Involve", sans-serif; cursor: pointer; white-space: nowrap;
         transition: background .12s, border-color .12s, color .12s; }
button:hover { background: var(--b600); border-color: var(--b600); }
button.secondary { background: var(--sf); color: var(--n700); border-color: var(--n100); }
button.secondary:hover { background: var(--n50); }
button.link { background: none; border: 0; padding: 0; color: var(--b500); font-weight: 500; }
button.link:hover { color: var(--b600); text-decoration: underline; }
button:disabled { opacity: .5; cursor: not-allowed; }
.card > button { margin: 8px 8px 0 0; }

#progress { padding-left: 20px; }
#progress li { margin: 4px 0; }
#progress li.err { color: var(--r500); }
#progress li.done::marker { color: var(--g500); }

/* --- бейджи ------------------------------------------------------------------------------- */
.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 11px; line-height: 18px; font-weight: 500;
         background: var(--n50); color: var(--n400); margin-right: 4px; white-space: nowrap; }
.badge.ai { background: var(--b50); color: var(--b500); }
.badge.warn { background: var(--a50); color: var(--a700); }
.badge.bad { background: var(--r50); color: var(--r500); }
.badge.LLM_HYPOTHESIS { background: var(--p50); color: var(--p700); }
.badge.USER_INPUT { background: var(--g50); color: var(--g700); }
.badge.DOCUMENT { background: var(--g50); color: var(--g700); }
.badge.MODEL_TABLE { background: var(--n50); color: var(--n400); }

/* --- процессы и возможности ------------------------------------------------------------------ */
.process { display: flex; gap: 16px; }
.process > .body { flex: 1; min-width: 0; }
.rank { font: 700 22px/28px var(--mono); color: var(--n200); min-width: 36px; }
.opps { margin-top: 12px; border-top: 1px solid var(--n100); }
.opp { padding: 12px 0; border-bottom: 1px solid var(--n100); }
.opp:last-child { border-bottom: 0; padding-bottom: 0; }
.opp .head { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 2px; }
.opp .money { font-size: 15px; line-height: 22px; }
details summary { cursor: pointer; color: var(--b500); margin-top: 6px; font-weight: 500; }
dl.fields { margin: 10px 0; }
dl.fields .field { display: grid; grid-template-columns: minmax(140px, 200px) 1fr; gap: 12px; padding: 4px 0; }
dl.fields dt { color: var(--n400); }

table.inputs { width: 100%; border-collapse: collapse; margin: 10px 0; }
table.inputs th, table.inputs td { border-bottom: 1px solid var(--n100); padding: 9px 8px; text-align: left; vertical-align: top; }
table.inputs th { color: var(--n400); font-weight: 500; width: 34%; }
table.inputs td:last-child { text-align: right; width: 90px; }
table.inputs b { font-family: var(--mono); font-weight: 600; }
tr.edit-row td { background: var(--n50); text-align: left !important; }
form.assume { display: grid; grid-template-columns: repeat(3, minmax(90px, 1fr)) 2fr auto auto; gap: 8px; align-items: end; }
form.assume label { margin: 0; font-size: 11px; color: var(--n400); }
form.assume input { background: var(--sf); }

.doc-panel { border-left: 3px solid var(--b500); }
.doc-panel table.inputs { margin-top: 12px; }

.notice { background: var(--a50); color: var(--a700); border-radius: 8px; padding: 8px 12px; margin-top: 10px; }
.error { background: var(--r50); color: var(--r500); border-radius: 8px; padding: 8px 12px; margin-top: 10px; }
ul.plain { padding-left: 18px; margin: 6px 0; }

@media (max-width: 860px) {
  .app { flex-direction: column; }
  .sb { width: auto; height: auto; position: static; border-right: 0; border-bottom: 1px solid var(--sbBd); padding: 12px 16px; }
  .sb-nav { flex-direction: row; flex-wrap: wrap; }
  .sb-nav button { width: auto; }
  .main { padding: 16px; }
  form.assume { grid-template-columns: repeat(3, 1fr); }
  dl.fields .field { grid-template-columns: 1fr; gap: 0; }
  .seg { flex-wrap: wrap; }
}
.unit { font-size: 13px; font-weight: 600; color: var(--n500); margin-right: 4px; }
.badge.ai-mark { background: var(--b500); color: #fff; font-weight: 700; }
.badge.no-ai { background: var(--n50); color: var(--n400); border: 1px dashed var(--n200); }
textarea { width: 100%; margin-top: 4px; padding: 7px 10px; border: 1px solid var(--bd); border-radius: 4px; background: var(--n50);
           color: var(--n700); font: 400 13px/20px "Involve", sans-serif; outline: none; resize: vertical; transition: border-color .12s; }
textarea:focus { border-color: var(--b500); }
.goals-label { display: block; margin: 10px 0 2px; font-weight: 500; }
.solution { margin: 4px 0 2px; color: var(--n600, var(--n700)); }
.effect { margin: 8px 0 4px; padding: 10px 12px; border-radius: 8px; background: var(--b50); }
.effect-text { margin-top: 2px; color: var(--n700); }
.solution .muted { font-size: 13px; }

/* --- шапка, фильтр портфеля, список процессов ---------------------------------------------- */
.head-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
button.help { padding: 6px 12px; }
.filter-chip { display: inline-flex; gap: 8px; align-items: center; background: var(--b50); color: var(--n700);
               border-radius: 8px; padding: 6px 12px; margin-bottom: 10px; }
.card.flash { box-shadow: 0 0 0 2px var(--b500); transition: box-shadow .3s; }
.proc-list { margin: 10px 0 4px; border-top: 1px solid var(--n100); }
.proc-row { display: grid; grid-template-columns: 1fr 110px 260px; gap: 12px; align-items: center; width: 100%;
            padding: 9px 8px; border: 0; border-bottom: 1px solid var(--n100); border-radius: 0; background: none;
            color: var(--n700); text-align: left; white-space: normal; font-weight: 400; }
.proc-row:hover { background: var(--n50); border-color: var(--n100); }
.proc-count { color: var(--n400); font-size: 12px; }
.proc-effect { text-align: right; }
.proc-effect .money { font-size: 14px; }
.doc-actions { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
@media (max-width: 860px) { .proc-row { grid-template-columns: 1fr; gap: 2px; } .proc-effect { text-align: left; } }

/* --- подсказки (tour.js) ----------------------------------------------------------------- */
.tour { position: fixed; inset: 0; z-index: 1000; pointer-events: none; display: none; }
.tour.on { display: block; }
.tour-spot { position: fixed; border-radius: 10px; box-shadow: 0 0 0 9999px rgba(13, 22, 64, .45), 0 0 0 2px var(--b500);
             transition: left .25s ease, top .25s ease, width .25s ease, height .25s ease, opacity .2s; }
.tour-tip { position: fixed; width: min(340px, calc(100vw - 24px)); pointer-events: auto; background: var(--sf); color: var(--n700);
            border: 1px solid var(--n100); border-radius: 12px; padding: 14px 16px; box-shadow: 0 12px 32px rgba(13, 22, 64, .18);
            transition: left .25s ease, top .25s ease; }
.tour-count { font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: .6px; color: var(--n300); }
.tour-title { font-size: 15px; font-weight: 600; margin: 2px 0 4px; }
.tour-hint { margin-top: 6px; color: var(--b500); font-weight: 500; }
.tour-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
/* --- сворачиваемые документы на вкладке «Процессы» ---------------------------------------- */
details.doc > summary.doc-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; cursor: pointer; list-style: none; margin: -4px 0; padding: 4px 0; }
details.doc > summary.doc-head::-webkit-details-marker { display: none; }
details.doc > summary.doc-head h3 { margin: 0; flex: 1; min-width: 200px; }
.doc-chevron { width: 8px; height: 8px; border-right: 2px solid var(--n400); border-bottom: 2px solid var(--n400);
               transform: rotate(-45deg); transition: transform .15s; flex-shrink: 0; margin: 0 4px; }
details.doc[open] .doc-chevron { transform: rotate(45deg); }
details.doc:not([open]) { padding-top: 14px; padding-bottom: 14px; }
details.doc .proc-list { margin-top: 14px; }

/* --- карточка возможности: колонка с текстом и колонка с экономией -------------------------- */
.opp { padding: 16px 0; }
.opp.flash { box-shadow: 0 0 0 2px var(--b500); border-radius: 8px; transition: box-shadow .3s; }
.opp-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
.opp-title { font-size: 15px; line-height: 21px; font-weight: 600; flex: 1; min-width: 240px; }
.opp-grid { display: grid; grid-template-columns: 1fr 220px; gap: 16px; margin-top: 10px; }
.opp-main { display: flex; flex-direction: column; gap: 8px; }
.opp-row { display: grid; grid-template-columns: 120px 1fr; gap: 12px; }
.opp-label { font-size: 10px; line-height: 20px; font-weight: 600; text-transform: uppercase; letter-spacing: .6px; color: var(--n300); }
.opp-impact { background: var(--b50); border-radius: 10px; padding: 12px 14px; align-self: start; }
.impact-main { font: 700 22px/28px var(--mono); color: var(--n700); letter-spacing: -.3px; }
.impact-sub { color: var(--n500); font-size: 12px; }
.impact-share { margin-top: 6px; color: var(--b500); font-size: 12px; font-weight: 500; }
.doc-of { margin: -2px 0 6px; }
.doc-title { font-size: 13px; color: var(--n500); margin: -4px 0 6px; }
@media (max-width: 860px) { .opp-grid { grid-template-columns: 1fr; } .opp-row { grid-template-columns: 1fr; gap: 0; } }

/* --- схема документа ------------------------------------------------------------------------ */
.scheme h2 { font-size: 16px; line-height: 22px; margin-bottom: 4px; }
.scheme-stats { display: flex; gap: 28px; flex-wrap: wrap; margin: 4px 0 12px; }
.stat-num { display: block; font: 600 22px/28px var(--mono); color: var(--n700); }
.stat-label { font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: .6px; color: var(--n300); }
.scheme-legend { color: var(--n400); font-size: 12px; margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.scheme-proc { padding: 10px 0; border-top: 1px solid var(--n100); }
.scheme-name { font-weight: 600; margin-bottom: 8px; }
.scheme-flow { display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: flex-start; }
.step-chip { position: relative; display: inline-flex; align-items: center; gap: 6px; max-width: 260px; padding: 4px 8px;
             border: 1px solid var(--n100); border-radius: 6px; background: var(--sf); color: var(--n500);
             font: 400 12px/16px "Involve", sans-serif; white-space: normal; text-align: left; cursor: default; }
.step-chip:disabled { opacity: 1; cursor: default; }
.step-chip:hover:disabled { background: var(--sf); border-color: var(--n100); }
.step-chip + .step-chip::before { content: "→"; position: absolute; left: -14px; color: var(--n200); }
.step-chip .step-no { font-family: var(--mono); color: var(--n300); }
.step-chip .step-name { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.step-chip.hit .step-name { -webkit-line-clamp: unset; }
.step-chip.hit { background: var(--b50); border-color: var(--b500); color: var(--n700); cursor: pointer; font-weight: 500; }
.step-chip.hit:hover { background: var(--b100); border-color: var(--b500); }
.step-chip.legend { padding: 2px 6px; }
.step-ai { background: var(--b500); color: #fff; border-radius: 4px; padding: 0 5px; font-size: 10px; font-weight: 700; }

/* --- инициативы вокруг шага, уточнение анализа ------------------------------------------------- */
.step-block { margin-top: 14px; border: 1px solid var(--n100); border-radius: 10px; padding: 12px 16px 4px; }
.step-head { display: grid; grid-template-columns: 120px 1fr auto; gap: 12px; align-items: baseline;
             padding-bottom: 10px; border-bottom: 1px solid var(--n100); }
.step-title { font-weight: 600; }
.step-count { color: var(--b500); font-size: 12px; font-weight: 500; white-space: nowrap; }
.step-block .opp { border-bottom: 1px solid var(--n100); }
.step-block .opp:last-child { border-bottom: 0; }
.opps { border-top: 0; }
.refine h3 { margin-bottom: 4px; }
.refine .refine-state { align-self: center; }
.doc-switch { margin-bottom: 4px; }
.card.next { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; border-color: var(--b500); }
@media (max-width: 860px) { .step-head { grid-template-columns: 1fr; gap: 2px; } }