:root {
  --ink: #1c232b;
  --ink-soft: #5a6570;
  --line: #c9ced4;
  --paper: #f4f5f7;
  --panel: #ffffff;
  --panel-head: #eef0f3;
  --moss: #1f6b57;
  --amber: #b86e18;
  --danger: #b33a2b;
  --chat: #e8edf2;
  --code-bg: #1a222c;
  --code-fg: #d7e0ea;
  --term-bg: #12181f;
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.7) inset, 0 8px 28px rgba(28, 35, 43, 0.08);
  --font: "IBM Plex Sans", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--ink);
  background: #d5dadf;
}

body {
  min-height: 100dvh;
  overflow: hidden;
}

.picker,
.boot {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 24px;
  overflow: auto;
  background:
    radial-gradient(700px 420px at 50% 20%, rgba(255, 255, 255, 0.55), transparent 60%),
    linear-gradient(160deg, #dbe0e5, #c5ccd3 55%, #b5bdc6);
}

.picker[hidden],
.boot[hidden],
.workspace[hidden] {
  display: none !important;
}

.picker-inner,
.boot-inner {
  width: min(100%, 760px);
  padding: 36px 32px;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.boot-inner {
  width: min(100%, 440px);
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  margin-top: 8px;
}

.mode-card {
  appearance: none;
  text-align: left;
  border: 1px solid var(--line);
  background: #f7f8fa;
  padding: 16px 14px;
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.15s ease, background 0.15s ease;
  border-left: 3px solid var(--mode-accent, var(--moss));
}

.mode-card:hover {
  background: #fff;
  border-color: #b7bfc8;
  transform: translateY(-1px);
}

.mode-card strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 6px;
}

.mode-card span {
  display: block;
  color: var(--ink-soft);
  font-size: 0.82rem;
  line-height: 1.4;
}

.role-tag {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--moss);
  padding: 3px 8px;
  border: 1px solid color-mix(in srgb, var(--moss) 35%, white);
  background: color-mix(in srgb, var(--moss) 10%, white);
}

.btn-ghost {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--panel-head);
  color: var(--ink);
  font: 500 0.75rem var(--font);
  padding: 5px 10px;
  cursor: pointer;
}

.btn-ghost:hover {
  background: #e4e7eb;
}

.boot-mark,
.logo {
  font-weight: 700;
  letter-spacing: 0.14em;
  font-size: 0.85rem;
}

.boot h1 {
  margin: 14px 0 10px;
  font-size: clamp(1.6rem, 4vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.boot-text {
  margin: 0 0 24px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.btn {
  appearance: none;
  border: 0;
  background: var(--ink);
  color: #f4f5f7;
  font: 600 0.92rem var(--font);
  padding: 12px 18px;
  cursor: pointer;
}

.btn:hover {
  background: var(--moss);
}

.workspace {
  height: 100dvh;
  display: grid;
  grid-template-columns: minmax(240px, 280px) 1fr minmax(240px, 300px);
  grid-template-rows: 40px 48px 1fr 160px;
  grid-template-areas:
    "strip strip strip"
    "top top top"
    "chat editor side"
    "term term term";
  gap: 8px;
  padding: 8px;
  background:
    linear-gradient(180deg, #cfd5db, #d8dde2),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 11px,
      rgba(255, 255, 255, 0.15) 11px,
      rgba(255, 255, 255, 0.15) 12px
    );
  transition: background 0.25s ease;
}

.mode-strip {
  grid-area: strip;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 14px;
  background: var(--moss);
  color: #f5f7f6;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.mode-strip span:last-child {
  font-weight: 400;
  opacity: 0.85;
  text-transform: none;
  letter-spacing: 0;
}

/* —— роли: разный вид и раскладка —— */

body[data-mode="office"] .workspace {
  grid-template-areas:
    "strip strip strip"
    "top top top"
    "side editor chat"
    "term term term";
  grid-template-columns: minmax(260px, 320px) 1fr minmax(220px, 260px);
  background: linear-gradient(180deg, #d5dce3, #e4e8ec);
}

body[data-mode="office"] .editor-body {
  background: #f7f4ee;
}

body[data-mode="eng"] .workspace {
  grid-template-rows: 40px 48px 1fr 230px;
  grid-template-areas:
    "strip strip strip"
    "top top top"
    "chat editor side"
    "term term term";
  background: #141a22;
  color: #d7e0ea;
}

body[data-mode="eng"] .topbar,
body[data-mode="eng"] .panel,
body[data-mode="eng"] .side .panel {
  background: #1c2430;
  border-color: #314052;
  color: #d7e0ea;
}

body[data-mode="eng"] .panel-head,
body[data-mode="eng"] .topbar {
  background: #16202c;
  border-color: #314052;
}

body[data-mode="eng"] .chat {
  background: #182230;
}

body[data-mode="eng"] .muted,
body[data-mode="eng"] .top-meta,
body[data-mode="eng"] .msg .who span,
body[data-mode="eng"] .mail-item .snip,
body[data-mode="eng"] .kpi-label {
  color: #8fa0b3;
}

body[data-mode="eng"] .fake-input,
body[data-mode="eng"] .chat-compose {
  background: #121820;
  border-color: #314052;
  color: #7f91a3;
}

body[data-mode="eng"] .tab {
  color: #8fa0b3;
  border-color: #314052;
}

body[data-mode="eng"] .tab.active {
  background: #1c2430;
  color: #e8f0f8;
}

body[data-mode="eng"] .btn-ghost {
  background: #243040;
  border-color: #3a4d63;
  color: #d7e0ea;
}

body[data-mode="eng"] .pill {
  background: #243040;
  border-color: #3a4d63;
}

body[data-mode="eng"] .mail-item.unread {
  background: #1a2838;
  border-left-color: var(--moss);
}

body[data-mode="eng"] .kpi {
  background: #1c2430;
}

body[data-mode="eng"] .kpi-grid {
  background: #314052;
}

body[data-mode="eng"] .kpi-bar {
  background: #314052;
}

body[data-mode="eng"] .role-tag {
  color: #9cc7ef;
  border-color: #3d5a78;
  background: #1a3048;
}

body[data-mode="eng"] .env {
  background: #3a2a18;
  color: #e0b56a;
  border-color: #6a4e28;
}

body[data-mode="crm"] .workspace {
  grid-template-areas:
    "strip strip strip"
    "top top top"
    "side editor chat"
    "term term term";
  grid-template-columns: minmax(280px, 340px) 1fr minmax(220px, 260px);
  background: linear-gradient(180deg, #d9e4f0, #e8eef5);
}

body[data-mode="crm"] .mode-strip {
  background: #0b6bcb;
}

body[data-mode="crm"] .side {
  grid-template-rows: 1.35fr auto;
}

body[data-mode="crm"] .mail {
  border-top: 3px solid #0b6bcb;
}

body[data-mode="crm"] .editor-body {
  background: #f3f7fb;
}

body[data-mode="crm"] .chat {
  background: #e7eef6;
}

body[data-mode="crm"] .env {
  background: #d6e8fa;
  color: #0b6bcb;
  border-color: #9cc3e8;
}

body[data-mode="finance"] .workspace {
  grid-template-areas:
    "strip strip strip"
    "top top top"
    "side editor editor"
    "chat term term";
  grid-template-columns: minmax(240px, 280px) 1fr 1fr;
  grid-template-rows: 40px 48px 1fr 140px;
  background: linear-gradient(180deg, #d9e3ea, #c5d3dc);
}

body[data-mode="finance"] .editor-body {
  background: #eef5f2;
}

body[data-mode="finance"] #viewSheet {
  font-size: 0.85rem;
}

body[data-mode="support"] .workspace {
  grid-template-areas:
    "strip strip strip"
    "top top top"
    "side editor chat"
    "term term term";
  grid-template-columns: minmax(300px, 360px) 1fr minmax(220px, 260px);
  background: linear-gradient(180deg, #ebe4dc, #e0d5c8);
}

body[data-mode="support"] .mail {
  border-top: 3px solid var(--moss);
}

body[data-mode="support"] .side {
  grid-template-rows: 1.4fr auto;
}

body[data-mode="legal"] .workspace {
  grid-template-areas:
    "strip strip strip"
    "top top top"
    "chat editor side"
    "term term term";
  background: linear-gradient(180deg, #ddd9e8, #cfcad9);
}

body[data-mode="legal"] .editor-body {
  background: #f7f5fb;
}

body[data-mode="legal"] .doc {
  font-family: var(--font);
  max-width: 780px;
}

body[data-mode="legal"] .doc h2 {
  border-bottom: 1px solid #cfc8dc;
  padding-bottom: 10px;
}

.topbar {
  grid-area: top;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 14px;
  background: var(--panel);
  border: 1px solid var(--line);
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.env {
  font: 600 0.65rem var(--mono);
  letter-spacing: 0.08em;
  padding: 3px 7px;
  background: #f3e4d4;
  color: var(--amber);
  border: 1px solid #e5c9a4;
}

.top-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.top-meta b {
  color: var(--ink);
  font-weight: 600;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  background: var(--panel-head);
  font-size: 0.78rem;
  font-weight: 500;
}

.pill.busy i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--danger);
  box-shadow: 0 0 0 3px rgba(179, 58, 43, 0.18);
  animation: pulse 1.8s ease infinite;
}

@keyframes pulse {
  50% {
    opacity: 0.45;
  }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.chat {
  grid-area: chat;
  background: var(--chat);
}

.editor {
  grid-area: editor;
}

.side {
  grid-area: side;
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 8px;
  min-height: 0;
}

.terminal {
  grid-area: term;
  background: var(--term-bg);
  color: #9fb0c0;
  border-color: #2a3440;
}

.panel-head {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--panel-head);
  border-bottom: 1px solid var(--line);
  font-size: 0.78rem;
  font-weight: 600;
}

.terminal .panel-head {
  background: #182028;
  border-bottom-color: #2a3440;
  color: #c5d0da;
}

.muted {
  color: var(--ink-soft);
  font-weight: 400;
}

.terminal .muted {
  color: #7f91a3;
}

.push {
  margin-left: auto;
}

.panel-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
}

.tabs {
  padding: 0;
  gap: 0;
}

.tab {
  appearance: none;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  padding: 9px 12px;
  font: 500 0.75rem var(--mono);
  color: var(--ink-soft);
  cursor: pointer;
}

.tab.active {
  background: var(--panel);
  color: var(--ink);
}

.editor-body {
  position: relative;
  background: var(--code-bg);
  overflow: auto;
}

#viewCode.active {
  overflow: auto;
  height: 100%;
}

.view {
  display: none;
  height: 100%;
}

.view.active {
  display: block;
}

#viewDoc,
#viewSheet {
  background: var(--panel);
}

.code {
  margin: 0;
  padding: 14px 0;
  display: grid;
  grid-template-columns: 48px 1fr;
  font: 400 0.78rem/1.55 var(--mono);
  color: var(--code-fg);
  white-space: pre-wrap;
  word-break: break-word;
}

.gutter {
  text-align: right;
  padding-right: 12px;
  color: #5b6b7c;
  user-select: none;
}

.code code {
  padding-right: 16px;
  font: inherit;
}

.kw {
  color: #7db4ff;
}
.str {
  color: #9ad0a0;
}
.cm {
  color: #6f8193;
}
.fn {
  color: #e0b56a;
}

.caret {
  position: absolute;
  width: 2px;
  height: 1.1em;
  background: #e8f0f8;
  animation: blink 1s step-end infinite;
  pointer-events: none;
  display: none;
}

#viewCode.active ~ .caret,
#viewCode.active .caret {
  display: block;
}

#viewCode .caret {
  display: none;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.doc {
  padding: 28px 36px;
  max-width: 720px;
}

.doc h2 {
  margin: 0 0 8px;
  font-size: 1.25rem;
  font-weight: 600;
}

.doc-meta {
  margin: 0 0 20px;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.doc p {
  margin: 0 0 12px;
  line-height: 1.6;
  font-size: 0.95rem;
}

.sheet {
  width: 100%;
  border-collapse: collapse;
  font: 400 0.78rem var(--mono);
}

.sheet th,
.sheet td {
  border: 1px solid var(--line);
  padding: 6px 8px;
  text-align: right;
  min-width: 72px;
}

.sheet th:first-child,
.sheet td:first-child {
  text-align: center;
  background: var(--panel-head);
  color: var(--ink-soft);
  font-weight: 500;
  min-width: 36px;
}

.sheet thead th {
  background: var(--panel-head);
  text-align: center;
  font-weight: 600;
}

.sheet .sel {
  outline: 2px solid var(--moss);
  outline-offset: -2px;
  background: rgba(31, 107, 87, 0.08);
}

.sheet .neg {
  color: var(--danger);
}

.sheet .pos {
  color: var(--moss);
}

.msg {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(28, 35, 43, 0.06);
  animation: rise 0.35s ease both;
}

.msg .who {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 3px;
  font-size: 0.72rem;
}

.msg .who b {
  font-weight: 600;
}

.msg .who span {
  color: var(--ink-soft);
}

.msg .body {
  font-size: 0.84rem;
  line-height: 1.4;
}

.chat-compose {
  border-top: 1px solid var(--line);
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.55);
}

.typing-dots {
  display: block;
  font-size: 0.72rem;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.fake-input {
  padding: 8px 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: #9aa3ad;
  font-size: 0.82rem;
}

.mail-item {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  cursor: default;
  animation: rise 0.35s ease both;
}

.mail-item.unread {
  background: #f7faf8;
  border-left: 3px solid var(--moss);
}

.mail-item .from {
  font-size: 0.78rem;
  font-weight: 600;
}

.mail-item .subj {
  font-size: 0.84rem;
  margin: 2px 0;
}

.mail-item .snip {
  font-size: 0.75rem;
  color: var(--ink-soft);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kpi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  padding: 0;
  overflow: hidden;
}

.kpi {
  background: var(--panel);
  padding: 12px;
}

.kpi-label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.kpi-val {
  font: 600 1.15rem var(--mono);
}

.kpi-val.warn {
  color: var(--amber);
}

.kpi-bar {
  margin-top: 8px;
  height: 4px;
  background: #e4e7eb;
  overflow: hidden;
}

.kpi-bar i {
  display: block;
  height: 100%;
  width: 73%;
  background: var(--moss);
  transition: width 0.8s ease;
}

.term-body {
  font: 400 0.72rem/1.5 var(--mono);
  padding: 8px 12px;
  white-space: pre-wrap;
}

.term-line {
  animation: rise 0.25s ease both;
}

.term-line .ok {
  color: #7dca9a;
}
.term-line .warn {
  color: #e0b56a;
}
.term-line .err {
  color: #e08a7a;
}
.term-line .dim {
  color: #617384;
}

.toasts {
  position: fixed;
  right: 16px;
  bottom: 180px;
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: min(320px, calc(100vw - 32px));
  pointer-events: none;
}

.toast {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 12px 14px;
  animation: slide 0.35s ease both;
}

.toast strong {
  display: block;
  font-size: 0.82rem;
  margin-bottom: 2px;
}

.toast span {
  font-size: 0.75rem;
  color: var(--ink-soft);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes slide {
  from {
    opacity: 0;
    transform: translateX(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 980px) {
  body {
    overflow: auto;
  }

  .workspace,
  body[data-mode] .workspace {
    height: auto;
    min-height: 100dvh;
    grid-template-columns: 1fr !important;
    grid-template-rows: auto !important;
    grid-template-areas:
      "strip"
      "top"
      "editor"
      "chat"
      "side"
      "term" !important;
  }

  .chat,
  .editor,
  .side,
  .terminal {
    min-height: 280px;
  }

  .toasts {
    bottom: 16px;
  }
}