/* ============================================================================
   FileITRNow Operations App — Stylesheet
   Strict UI rules:
   - Fonts: IBM Plex Sans (text), JetBrains Mono (numbers)
   - Colors: black/white/gray ONLY. Status: green #1b8a2a, amber #c77d00, red #c62828
   - No rounded UI, no shadows
   - Dense ERP-style
   - Tables: dark header #1a1a1a / white text / zebra rows / right-aligned mono numbers
   - Negatives in red brackets (12.50) — never with minus sign
   - Buttons: black primary, white+black-border secondary, red for danger only
   ============================================================================ */

:root {
  --black:        #000000;
  --ink:          #1a1a1a;
  --ink-2:        #2a2a2a;
  --text:         #1a1a1a;
  --muted:        #6b6b6b;
  --muted-2:      #8a8a8a;
  --line:         #d0d0d0;
  --line-2:       #e4e4e4;
  --bg:           #ffffff;
  --bg-row:       #f7f7f7;
  --bg-alt:       #fafafa;
  --bg-input:     #ffffff;
  --bg-deep:      #ededed;

  /* Status colors — only used for status pills, status text */
  --green:        #1b8a2a;
  --green-bg:     #e8f4e9;
  --amber:        #c77d00;
  --amber-bg:     #fbf1de;
  --red:          #c62828;
  --red-bg:       #fbe5e5;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  font-family: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 13px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--ink); text-decoration: underline; }
a:hover { text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; font-size: 13px; color: var(--text); }
code { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 12px; }

/* ============================================================================
   APP SHELL
   ============================================================================ */

.app {
  display: grid;
  grid-template-columns: 200px 1fr;
  min-height: 100vh;
}

/* Sidebar — black, dense */
.sidebar {
  background: var(--ink);
  color: #fff;
  border-right: 1px solid var(--black);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}
.sb-brand {
  padding: 12px 14px;
  border-bottom: 1px solid #333;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sb-brand-mark {
  width: 20px;
  height: 20px;
  background: #fff;
  position: relative;
  display: inline-block;
}
.sb-brand-mark::before {
  content: '';
  position: absolute;
  inset: 4px 6px 4px 6px;
  border-left: 2px solid var(--black);
  border-bottom: 2px solid var(--black);
  transform: rotate(-45deg) translate(1px, -1px);
}
.sb-brand-text {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.2px;
}
.sb-role {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #aaa;
  padding: 1px 4px;
  border: 1px solid #444;
  margin-top: 3px;
  display: inline-block;
}
.sb-section {
  padding: 12px 14px 4px;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #777;
}
.sb-nav { list-style: none; }
.sb-nav li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  color: #ccc;
  font-size: 12px;
  text-decoration: none;
  border-left: 3px solid transparent;
}
.sb-nav li a:hover {
  background: #222;
  color: #fff;
  text-decoration: none;
}
.sb-nav li a.is-active {
  background: #000;
  color: #fff;
  font-weight: 600;
  border-left-color: #fff;
}
.sb-nav .sb-badge {
  margin-left: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  background: #333;
  padding: 1px 5px;
  color: #fff;
  font-weight: 600;
}
.sb-nav .sb-badge.amber { background: var(--amber); }
.sb-nav .sb-badge.red   { background: var(--red); }
.sb-nav .sb-badge.green { background: var(--green); }

.sb-user {
  padding: 10px 14px;
  border-top: 1px solid #333;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  margin-top: auto;
}
.sb-user-av {
  width: 26px;
  height: 26px;
  background: #fff;
  color: var(--black);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
}
.sb-user-info { line-height: 1.3; min-width: 0; }
.sb-user-name { color: #fff; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb-user-role { color: #999; font-size: 10px; }
.sb-user-logout {
  margin-left: auto;
  color: #999;
  font-size: 11px;
}
.sb-user-logout:hover { color: #fff; }

/* Topbar */
.topbar {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  padding: 0 16px;
  height: 40px;
  display: flex;
  align-items: center;
  gap: 14px;
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}
.topbar-title .crumb { color: var(--muted); font-weight: 400; }
.topbar-title .crumb::after { content: '›'; margin: 0 6px; color: var(--muted-2); }
.topbar-search {
  flex: 1;
  max-width: 320px;
  margin-left: 12px;
}
.topbar-search input {
  width: 100%;
  padding: 4px 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  outline: none;
  font-size: 12px;
}
.topbar-search input:focus { border-color: var(--black); }
.topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--muted);
}

/* Content */
.content { display: flex; flex-direction: column; min-width: 0; }
.page { padding: 16px 20px 40px; max-width: 1500px; width: 100%; }
.page-h {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
}
.page-title { font-size: 18px; font-weight: 700; letter-spacing: -0.2px; }
.page-sub { color: var(--muted); font-size: 12px; margin-top: 2px; }

/* ============================================================================
   CENTERED AUTH (login, onboarding)
   ============================================================================ */

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
  background: var(--bg-alt);
}
.auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 28px;
}
.auth-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-2);
}
.auth-brand-mark {
  width: 28px;
  height: 28px;
  background: var(--black);
  position: relative;
}
.auth-brand-mark::before {
  content: '';
  position: absolute;
  inset: 6px 7px;
  border-left: 2.5px solid #fff;
  border-bottom: 2.5px solid #fff;
  transform: rotate(-45deg) translate(1px, -1px);
}
.auth-brand-text { font-weight: 700; font-size: 16px; letter-spacing: -0.3px; }
.auth-h1 { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.auth-sub { color: var(--muted); font-size: 12px; margin-bottom: 20px; }

/* ============================================================================
   TYPOGRAPHY & UTILITIES
   ============================================================================ */
.mono, .num { font-family: 'JetBrains Mono', ui-monospace, monospace; font-feature-settings: "tnum"; }
.muted { color: var(--muted); }
.text-xs { font-size: 11px; }
.text-sm { font-size: 12px; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.right { text-align: right; }
.center { text-align: center; }
.flex { display: flex; gap: 8px; align-items: center; }
.flex-col { display: flex; flex-direction: column; gap: 8px; }
.right-auto { margin-left: auto; }
.divider { height: 1px; background: var(--line); margin: 16px 0; border: none; }

.green-text { color: var(--green); font-weight: 600; }
.amber-text { color: var(--amber); font-weight: 600; }
.wa-badge { display:inline-block; font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--green); border: 1px solid var(--green); padding: 0 4px; margin-left: 4px; vertical-align: middle; }
.red-text   { color: var(--red);   font-weight: 600; }
.neg, .neg-text { color: var(--red); font-family: 'JetBrains Mono', monospace; }
.pos { color: var(--green); font-family: 'JetBrains Mono', monospace; }

/* ============================================================================
   BUTTONS — strict rules
   ============================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--black);
  background: var(--bg);
  color: var(--black);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  line-height: 1.2;
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: var(--black);
  color: #fff;
  border-color: var(--black);
}
.btn-primary:hover { background: var(--ink-2); }
.btn-secondary {  /* same as default */
  background: var(--bg);
  color: var(--black);
  border-color: var(--black);
}
.btn-secondary:hover { background: var(--bg-row); }
.btn-danger {
  background: var(--red);
  color: #fff;
  border-color: var(--red);
}
.btn-danger:hover { background: #a31f1f; }
.btn-link {
  border: none;
  background: transparent;
  color: var(--ink);
  text-decoration: underline;
  padding: 2px 4px;
}
.btn-link:hover { text-decoration: none; }
.btn-sm { padding: 3px 8px; font-size: 11px; }
.btn-lg { padding: 9px 18px; font-size: 13px; }
.btn[disabled], .btn.is-disabled { opacity: 0.4; pointer-events: none; }

/* ============================================================================
   FORMS
   ============================================================================ */
.form-row { margin-bottom: 12px; }
.form-row label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 3px;
  color: var(--ink);
  letter-spacing: 0.01em;
}
.form-row label .req { color: var(--red); }
.form-row .help { font-size: 10px; color: var(--muted); margin-top: 2px; }
.input, .textarea, .select {
  width: 100%;
  padding: 5px 9px;
  border: 1px solid var(--line);
  background: var(--bg-input);
  font-size: 13px;
  color: var(--text);
  outline: none;
  font-family: inherit;
}
.input:focus, .textarea:focus, .select:focus {
  border-color: var(--black);
}
.input[readonly] { background: var(--bg-row); color: var(--muted); }
.textarea { min-height: 72px; resize: vertical; line-height: 1.5; }
.input.mono { font-family: 'JetBrains Mono', monospace; }

.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }

/* Q&A choice grid */
.q-row {
  padding: 14px 0;
  border-bottom: 1px solid var(--line-2);
}
.q-row:last-child { border-bottom: none; }
.q-text { font-weight: 600; font-size: 13px; margin-bottom: 4px; }
.q-help { font-size: 11px; color: var(--muted); margin-bottom: 8px; }
.q-options { display: flex; gap: 6px; flex-wrap: wrap; }
.q-opt {
  padding: 5px 12px;
  border: 1px solid var(--line);
  background: var(--bg);
  font-size: 12px;
  cursor: pointer;
  user-select: none;
  font-family: inherit;
}
.q-opt:hover { border-color: var(--black); }
.q-opt.is-selected, .q-opt[data-selected="1"] {
  background: var(--black);
  color: #fff;
  border-color: var(--black);
  font-weight: 600;
}

/* ============================================================================
   TABLES — strict rules
   ============================================================================ */
.tbl-wrap {
  background: var(--bg);
  border: 1px solid var(--line);
  overflow: auto;
}
.tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.tbl thead th {
  background: var(--ink);
  color: #fff;
  text-align: left;
  font-weight: 600;
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 7px 10px;
  white-space: nowrap;
  border-right: 1px solid #333;
}
.tbl thead th:last-child { border-right: none; }
.tbl thead th.right { text-align: right; }
.tbl tbody td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--line-2);
  border-right: 1px solid var(--line-2);
  vertical-align: middle;
}
.tbl tbody td:last-child { border-right: none; }
.tbl tbody tr:nth-child(even) { background: var(--bg-row); }
.tbl tbody tr:hover { background: var(--bg-deep); }
.tbl tbody tr:last-child td { border-bottom: none; }
.tbl .num, .tbl .right { text-align: right; font-family: 'JetBrains Mono', monospace; }
.tbl .tbl-id { font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 600; }
.tbl .tbl-name { font-weight: 600; }
.tbl .tbl-meta { font-size: 10px; color: var(--muted); font-family: 'JetBrains Mono', monospace; margin-top: 1px; }
.tbl .row-flag-amber { border-left: 3px solid var(--amber); }
.tbl .row-flag-red   { border-left: 3px solid var(--red); }
.tbl .row-flag-green { border-left: 3px solid var(--green); }

/* compact variant */
.tbl-compact thead th { padding: 5px 8px; font-size: 9px; }
.tbl-compact tbody td { padding: 4px 8px; font-size: 11px; }

/* ============================================================================
   CARDS / PANELS
   ============================================================================ */
.card {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 14px 16px;
}
.card + .card { margin-top: 12px; }
.card-h {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding-bottom: 8px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--line-2);
  gap: 12px;
}
.card-title { font-size: 12px; font-weight: 700; letter-spacing: 0.01em; }
.card-sub   { font-size: 11px; color: var(--muted); margin-top: 1px; }

/* ============================================================================
   KPI tiles — ERP style, no icons, dense
   ============================================================================ */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  background: var(--bg);
}
.kpi {
  padding: 10px 14px;
  border-right: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
}
.kpi:last-child { border-right: none; }
.kpi-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}
.kpi-value {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.4px;
  font-family: 'JetBrains Mono', monospace;
  font-feature-settings: "tnum";
  color: var(--ink);
}
.kpi-value.green { color: var(--green); }
.kpi-value.amber { color: var(--amber); }
.kpi-value.red { color: var(--red); }
.kpi-meta { font-size: 10px; color: var(--muted); margin-top: 2px; font-family: 'JetBrains Mono', monospace; }
.kpi-meta.green { color: var(--green); }
.kpi-meta.amber { color: var(--amber); }
.kpi-meta.red { color: var(--red); }

/* ============================================================================
   PILLS — status only
   ============================================================================ */
.pill {
  display: inline-block;
  padding: 1px 7px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  text-transform: uppercase;
  font-family: 'IBM Plex Sans', sans-serif;
  white-space: nowrap;
}
.pill--green  { color: var(--green); border-color: var(--green); background: var(--green-bg); }
.pill--amber  { color: var(--amber); border-color: var(--amber); background: var(--amber-bg); }
.pill--red    { color: var(--red);   border-color: var(--red);   background: var(--red-bg); }
.pill--neutral{ color: var(--ink);   border-color: var(--line);  background: var(--bg-row); }

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--ink);
  margin-bottom: 14px;
  background: var(--bg);
}
.tabs a {
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid transparent;
  border-bottom: none;
  margin-bottom: -1px;
}
.tabs a:hover { color: var(--ink); text-decoration: none; }
.tabs a.is-active {
  color: var(--ink);
  font-weight: 700;
  background: var(--bg);
  border: 1px solid var(--ink);
  border-bottom: 1px solid var(--bg);
}
.tabs a .count {
  margin-left: 5px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  background: var(--bg-deep);
  color: var(--muted);
  padding: 0 5px;
  font-weight: 600;
}
.tabs a.is-active .count { background: var(--black); color: #fff; }

/* Filter bar */
.filter-bar {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
  padding: 8px 12px;
  background: var(--bg-row);
  border: 1px solid var(--line);
  margin-bottom: 12px;
  font-size: 11px;
}
.filter-bar .lbl {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.filter-bar .select, .filter-bar .input {
  width: auto;
  padding: 3px 7px;
  font-size: 11px;
}

/* ============================================================================
   STEPPER
   ============================================================================ */
.stepper {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  background: var(--bg);
  border: 1px solid var(--line);
}
.step {
  flex: 1;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  border-right: 1px solid var(--line);
  color: var(--muted);
}
.step:last-child { border-right: none; }
.step-num {
  width: 18px;
  height: 18px;
  background: var(--bg-deep);
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  display: grid;
  place-items: center;
  font-size: 10px;
}
.step.is-active { color: var(--ink); font-weight: 600; background: var(--bg-row); }
.step.is-active .step-num { background: var(--black); color: #fff; }
.step.is-done   { color: var(--ink); }
.step.is-done   .step-num { background: var(--green); color: #fff; }

/* ============================================================================
   TIMELINE
   ============================================================================ */
.timeline {
  position: relative;
  padding-left: 16px;
  border-left: 1px solid var(--line);
}
.tl-item { position: relative; padding: 6px 0 10px; }
.tl-item::before {
  content: '';
  position: absolute;
  left: -21px;
  top: 9px;
  width: 9px; height: 9px;
  background: var(--bg);
  border: 1px solid var(--line);
}
.tl-item.is-done::before    { background: var(--green); border-color: var(--green); }
.tl-item.is-active::before  { background: var(--black); border-color: var(--black); }
.tl-title { font-size: 12px; font-weight: 600; }
.tl-meta  { font-size: 10px; color: var(--muted); font-family: 'JetBrains Mono', monospace; margin-top: 1px; }
.tl-body  { font-size: 11px; color: var(--muted); margin-top: 3px; line-height: 1.5; }

/* ============================================================================
   DOC LIST
   ============================================================================ */
.doc-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  background: var(--bg);
  margin-bottom: 4px;
  font-size: 12px;
}
.doc-icon {
  width: 28px; height: 28px;
  background: var(--bg-deep);
  display: grid;
  place-items: center;
  font-size: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  color: var(--ink);
}
.doc-name { font-weight: 600; font-size: 12px; }
.doc-sub  { font-size: 10px; color: var(--muted); font-family: 'JetBrains Mono', monospace; margin-top: 1px; }
.doc-item.is-requested { background: var(--amber-bg); border-color: var(--amber); }
.doc-item.is-requested .doc-icon { background: var(--amber); color: #fff; }

/* ============================================================================
   CHAT
   ============================================================================ */
.chat {
  background: var(--bg);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}
.chat-header {
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
}
.chat-thread {
  padding: 10px 12px;
  max-height: 360px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.msg {
  display: flex;
  gap: 8px;
  max-width: 90%;
  font-size: 12px;
}
.msg-body {
  background: var(--bg-row);
  padding: 6px 10px;
  border: 1px solid var(--line);
  line-height: 1.5;
  white-space: pre-wrap;
}
.msg-from { font-size: 10px; font-weight: 600; color: var(--muted); margin-bottom: 2px; }
.msg-time { font-size: 10px; color: var(--muted-2); font-family: 'JetBrains Mono', monospace; margin-top: 2px; }
.msg.self { margin-left: auto; }
.msg.self .msg-body { background: var(--black); color: #fff; border-color: var(--black); }
.msg.self .msg-from { text-align: right; }
.msg.system .msg-body {
  background: var(--bg-deep);
  border-style: dashed;
  font-size: 11px;
  font-style: italic;
  color: var(--muted);
  text-align: center;
}
.msg.system { align-self: center; }
.chat-input-wrap {
  border-top: 1px solid var(--line);
  padding: 8px 10px;
  display: flex;
  gap: 6px;
  align-items: flex-end;
}
.chat-input-wrap textarea {
  flex: 1;
  border: 1px solid var(--line);
  padding: 5px 8px;
  resize: none;
  outline: none;
  font-size: 12px;
  font-family: inherit;
  min-height: 30px;
  max-height: 80px;
}
.chat-input-wrap textarea:focus { border-color: var(--black); }

/* ============================================================================
   AVATARS — grayscale only
   ============================================================================ */
.avatar {
  width: 24px;
  height: 24px;
  display: inline-grid;
  place-items: center;
  background: var(--ink);
  color: #fff;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.avatar-lg { width: 36px; height: 36px; font-size: 14px; }

/* ============================================================================
   FLASH MESSAGES
   ============================================================================ */
.flash {
  margin-bottom: 12px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: var(--bg-row);
  font-size: 12px;
}
.flash--green { background: var(--green-bg); border-color: var(--green); color: var(--green); }
.flash--amber { background: var(--amber-bg); border-color: var(--amber); color: var(--amber); }
.flash--red   { background: var(--red-bg);   border-color: var(--red);   color: var(--red); }

/* ============================================================================
   GRIDS / LAYOUTS
   ============================================================================ */
.two-col {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 16px;
  align-items: flex-start;
}
.three-col {
  display: grid;
  grid-template-columns: 260px 1fr 300px;
  gap: 12px;
  align-items: flex-start;
}
@media (max-width: 1100px) {
  .three-col { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; }
  .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
}

/* Bars in row format (used in case mix) */
.barlist .barrow { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px; padding: 4px 0; font-size: 11px; }
.barlist .bar { grid-column: 1 / -1; height: 4px; background: var(--bg-deep); }
.barlist .bar > i { display: block; height: 100%; background: var(--ink); }

/* Income/return computation rows */
.inc-row {
  display: grid;
  grid-template-columns: 1fr auto;
  padding: 5px 0;
  border-bottom: 1px solid var(--line-2);
  font-size: 12px;
  align-items: center;
}
.inc-row:last-child { border-bottom: none; }
.inc-row .lbl .sub { color: var(--muted); font-size: 10px; font-family: 'JetBrains Mono', monospace; }
.inc-row .val { font-family: 'JetBrains Mono', monospace; font-weight: 600; text-align: right; }
.inc-row.total {
  font-weight: 700;
  border-top: 1px solid var(--ink);
  background: var(--bg-row);
  padding: 6px 4px;
}

/* Plan cards (selection grid) */
.plan-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--line); }
.plan {
  padding: 14px;
  border-right: 1px solid var(--line);
  background: var(--bg);
}
.plan:last-child { border-right: none; }
.plan.is-recommended { background: var(--bg-row); position: relative; }
.plan.is-recommended::after {
  content: 'RECOMMENDED';
  position: absolute;
  top: 0; right: 0;
  background: var(--black);
  color: #fff;
  padding: 2px 8px;
  font-size: 9px;
  letter-spacing: 0.06em;
  font-weight: 600;
}
.plan-name { font-size: 14px; font-weight: 700; }
.plan-itr  { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--muted); }
.plan-price { font-size: 22px; font-family: 'JetBrains Mono', monospace; font-weight: 700; margin: 8px 0 0; }
.plan-sub { font-size: 10px; color: var(--muted); margin-bottom: 10px; }
.plan-feats { list-style: none; padding: 0; }
.plan-feats li { font-size: 11px; padding: 2px 0; padding-left: 14px; position: relative; }
.plan-feats li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

/* Stat list */
.stats {
  list-style: none;
  padding: 0;
}
.stats li {
  display: grid;
  grid-template-columns: 1fr auto;
  padding: 5px 0;
  border-bottom: 1px solid var(--line-2);
  font-size: 12px;
  gap: 8px;
}
.stats li:last-child { border-bottom: none; }
.stats .lbl { color: var(--muted); }
.stats .val { font-family: 'JetBrains Mono', monospace; font-weight: 600; text-align: right; }

/* Login choice */
.role-list { display: flex; flex-direction: column; gap: 6px; margin: 12px 0 20px; }
.role-list a {
  border: 1px solid var(--line);
  padding: 8px 12px;
  background: var(--bg);
  color: var(--ink);
  text-decoration: none;
  font-size: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.role-list a:hover { border-color: var(--black); background: var(--bg-row); }
.role-list a code { color: var(--muted); }

/* Misc dense list */
.dense-list { list-style: none; padding: 0; font-size: 12px; }
.dense-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  padding: 5px 0;
  border-bottom: 1px solid var(--line-2);
}
.dense-list li:last-child { border-bottom: none; }
.dense-list .mono { color: var(--muted); }

/* Pagination */
.pager {
  display: flex;
  gap: 4px;
  margin-top: 12px;
  align-items: center;
  font-size: 11px;
}
.pager a {
  padding: 3px 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
}
.pager a:hover { border-color: var(--black); }
.pager a.is-active { background: var(--black); color: #fff; border-color: var(--black); }

/* Print-style page subtitle dividers */
.section-h {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 6px 0;
  border-bottom: 1px solid var(--ink);
  margin-bottom: 8px;
  margin-top: 12px;
}

/* ============================================================
   One-screen case layout (taxpayer case view) — no page scroll
   ============================================================ */
.app.fixed { height: 100vh; min-height: 0; overflow: hidden; }
.app.fixed .content { height: 100vh; overflow: hidden; }
/* flashes float so they don't shift the fixed layout */
.app.fixed .flash { position: fixed; top: 52px; right: 18px; z-index: 60; margin: 0 !important; box-shadow: 0 1px 0 var(--line); max-width: 360px; }

.case-screen { flex: 1; min-height: 0; display: flex; flex-direction: column; overflow: hidden; padding: 0; }

/* compact case header */
.case-head { flex-shrink: 0; display: flex; align-items: center; gap: 10px; padding: 10px 18px; border-bottom: 1px solid var(--line); }
.case-head h1 { margin: 0; font-size: 17px; font-weight: 700; }
.case-head .ch-meta { margin-left: auto; font-size: 12px; color: var(--muted); text-align: right; }
.case-head .ch-meta b { color: var(--ink); }
.case-head .ch-action { margin-left: 12px; }

/* KPI strip stays, just no bottom margin here */
.case-screen .kpi-grid { flex-shrink: 0; margin: 0; border-bottom: 1px solid var(--line); border-radius: 0; grid-template-columns: repeat(5, 1fr); }
.case-screen .kpi-grid.kpi-6 { grid-template-columns: repeat(6, 1fr); }
@media (max-width: 900px) {
  .case-screen .kpi-grid, .case-screen .kpi-grid.kpi-6 { grid-template-columns: repeat(2, 1fr); }
}

/* action banner (approval / payment / filed) — thin */
.case-banner { flex-shrink: 0; display: flex; align-items: center; gap: 12px; padding: 8px 18px; border-bottom: 1px solid var(--line); font-size: 12.5px; }
.case-banner.green { background: var(--green-bg); border-left: 3px solid var(--green); }
.case-banner.amber { background: var(--amber-bg); border-left: 3px solid var(--amber); }
.case-banner .cb-text { flex: 1; line-height: 1.45; }
.case-banner b { font-weight: 700; }

/* documents — horizontal strip */
.case-docbar { flex-shrink: 0; padding: 9px 18px; border-bottom: 1px solid var(--line); background: var(--bg-alt); }
.case-docbar .db-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.case-docbar .db-title { font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.case-docbar .db-upload { margin-left: auto; display: flex; gap: 6px; align-items: center; }
.case-docbar .db-upload input[type=file] { font-size: 11px; max-width: 200px; }
.case-docbar .db-upload select { font-size: 11px; padding: 4px 6px; max-width: 180px; }
.docstrip { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 2px; }
.docchip { flex: 0 0 auto; width: 184px; border: 1px solid var(--line); background: #fff; padding: 7px 9px; display: flex; gap: 8px; align-items: center; }
.docchip.req { border-color: var(--amber); background: var(--amber-bg); }
.docchip.reviewed { border-color: var(--green); background: var(--green-bg); }
.docchip .dc-reviewed { color: var(--green); font-weight: 600; }
.docchip .dc-ic { width: 28px; height: 28px; background: var(--ink); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 9px; font-weight: 700; flex-shrink: 0; }
.docchip .dc-nm { font-size: 11.5px; font-weight: 600; line-height: 1.2; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.docchip .dc-nm a { text-decoration: none; }
.docchip .dc-nm a:hover { text-decoration: underline; }
.docchip .dc-sub { font-size: 10px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.docstrip .dc-empty { font-size: 12px; color: var(--muted); padding: 8px 4px; }

/* work area: conversation (primary) + rail */
.case-work { flex: 1; display: grid; grid-template-columns: 1fr 322px; min-height: 0; overflow: hidden; }
.case-convo { display: flex; flex-direction: column; min-height: 0; border-right: 1px solid var(--line); }
.case-convo .cv-head { flex-shrink: 0; padding: 9px 18px; border-bottom: 1px solid var(--line-2); font-weight: 600; font-size: 13px; }
.case-convo .cv-head .c { font-size: 11px; color: var(--muted); font-weight: 400; }
.case-thread { flex: 1; overflow-y: auto; min-height: 0; padding: 14px 18px; display: flex; flex-direction: column; gap: 12px; background: var(--bg-row); }
.case-compose { flex-shrink: 0; display: flex; gap: 8px; padding: 10px 18px; border-top: 1px solid var(--line); align-items: flex-end; }
.case-compose textarea { flex: 1; border: 1px solid var(--line); padding: 8px 11px; font-size: 13px; font-family: inherit; resize: none; height: 38px; }
.case-rail { overflow-y: auto; min-height: 0; padding: 13px; display: flex; flex-direction: column; gap: 11px; background: var(--bg); }
.case-rail .card { margin: 0; }

/* On small screens, drop the no-scroll constraint and stack */
@media (max-width: 980px) {
  .app.fixed, .app.fixed .content { height: auto; overflow: visible; }
  .case-screen { overflow: visible; }
  .case-work { grid-template-columns: 1fr; overflow: visible; }
  .case-convo { border-right: 0; border-bottom: 1px solid var(--line); }
  .case-thread { max-height: 60vh; }
  .app.fixed .flash { position: static; max-width: none; }
}

/* ---- Firm case view: 3-column one-screen (return prep | chat | audit) ---- */
.case-work.cols3 { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) 312px; }
.case-col { overflow-y: auto; min-height: 0; padding: 13px; display: flex; flex-direction: column; gap: 11px; background: var(--bg); }
.case-work.cols3 > .case-col:first-child { border-right: 1px solid var(--line); }
.case-work.cols3 .case-convo { border-right: 1px solid var(--line); }
.case-col .card { margin: 0; }
.case-col .section-h:first-child { margin-top: 0; }
/* compact the dense return-prep form inside a column */
.case-col .form-row { margin-bottom: 8px; }
.case-col .section-h { margin: 10px 0 6px; }
@media (max-width: 1100px) {
  .case-work.cols3 { grid-template-columns: 1fr; }
  .case-work.cols3 > .case-col:first-child,
  .case-work.cols3 .case-convo { border-right: 0; border-bottom: 1px solid var(--line); }
}

/* ---- Progress popup (modal) ---- */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:200;display:none;align-items:flex-start;justify-content:center;padding:56px 20px}
.modal-overlay.open{display:flex}
.modal-box{background:#fff;border:1px solid var(--line);max-width:540px;width:100%;max-height:78vh;overflow-y:auto;padding:18px}
.modal-box .modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.modal-box .modal-head .card-title{margin:0}
.modal-close{cursor:pointer;border:0;background:none;font-size:20px;line-height:1;color:var(--muted)}
.modal-close:hover{color:var(--ink)}

/* ---- Documents checklist (maker/checker right column) ---- */
.doc-check{border:1px solid var(--line);padding:7px 9px;margin-bottom:6px;display:flex;gap:8px;align-items:flex-start}
.doc-check.awaited{background:var(--amber-bg);border-color:var(--amber)}
.doc-check.verified{background:var(--green-bg);border-color:var(--green)}
.doc-check .dc-ic{width:26px;height:26px;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-size:8px;font-weight:700;flex-shrink:0}
.doc-check .dc-body{flex:1;min-width:0}
.doc-check .dc-nm{font-size:11.5px;font-weight:600;line-height:1.25}
.doc-check .dc-nm a{text-decoration:none}.doc-check .dc-nm a:hover{text-decoration:underline}
.doc-check .dc-state{font-size:10px;margin-top:1px}
.doc-check .dc-acts{display:flex;gap:4px;margin-top:5px}
.doc-check .dc-acts form{display:inline}

/* Highlighted, attention-drawing payment CTA (client side) */
@keyframes payPulse {
  0%   { box-shadow: 0 0 0 0 rgba(27,138,42,0.55); }
  70%  { box-shadow: 0 0 0 10px rgba(27,138,42,0); }
  100% { box-shadow: 0 0 0 0 rgba(27,138,42,0); }
}
.pay-pulse {
  background: var(--green) !important;
  border-color: var(--green) !important;
  color: #fff !important;
  animation: payPulse 1.8s infinite;
  position: relative;
}
.pay-pulse:hover { filter: brightness(1.05); }
@media (prefers-reduced-motion: reduce) { .pay-pulse { animation: none; } }

/* Taxpayer case rail: per-document list (replaces clipped horizontal chips) */
.case-convo { min-width: 0; }
.case-rail .card { width: 100%; min-width: 0; }
.doc-list { display: flex; flex-direction: column; }
.doc-item { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border-bottom: 1px solid var(--line-2); min-width: 0; }
.doc-item:last-child { border-bottom: 0; }
.doc-item.req { background: var(--amber-bg); }
.doc-item.reviewed { background: var(--green-bg); }
.doc-item .dc-ic { width: 26px; height: 26px; background: var(--ink); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 8px; font-weight: 700; flex-shrink: 0; }
.doc-item-main { flex: 1 1 auto; min-width: 0; }
.doc-item .dc-nm { font-size: 11.5px; font-weight: 600; line-height: 1.25; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.doc-item .dc-nm a { text-decoration: none; color: var(--ink); }
.doc-item .dc-nm a:hover { text-decoration: underline; }
.doc-item .dc-sub { font-size: 10px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.doc-item .dc-reviewed { color: var(--green); font-weight: 600; }
.doc-up { flex-shrink: 0; }
.doc-file { display: none; }
.doc-other { padding: 10px 12px; border-top: 1px solid var(--line); }

/* Sidebar referral block (taxpayer) */
.sb-refer { padding: 4px 14px 12px; }
.sb-refer-note { font-size: 11px; color: rgba(255,255,255,0.6); line-height: 1.5; margin-bottom: 7px; }
.sb-refer-note b { color: var(--green); }
.sb-refer-code { font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: 14px; letter-spacing: 0.1em; color: #fff; background: rgba(255,255,255,0.08); border: 1px dashed rgba(255,255,255,0.25); padding: 6px 10px; text-align: center; }
.sb-refer-bal { font-size: 11px; color: rgba(255,255,255,0.6); margin-top: 7px; }
.sb-refer-bal b { color: #fff; }

/* Clickable KPI (trend analysis) */
.kpi-clickable { cursor: pointer; transition: background 0.12s; }
.kpi-clickable:hover { background: var(--bg-row); }
.kpi-clickable .kpi-value { color: var(--ink); }

/* Firm case action bar (replaces the horizontal documents strip) */
.case-actionbar { flex-shrink: 0; display: flex; align-items: center; gap: 10px; padding: 9px 18px; border-bottom: 1px solid var(--line); background: var(--bg-row); }
.case-actionbar .ab-label { font-size: 10px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.case-actionbar .ab-spacer { flex: 1; }
.case-actionbar form { display: inline; }
/* Maker layout: chat is the big primary column */
.case-work.maker-cols { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1.05fr) 332px; }
.case-work.maker-cols > .case-convo { border-right: 1px solid var(--line); }
.case-work.maker-cols > .case-col:nth-child(2) { border-right: 1px solid var(--line); }
@media (max-width: 1100px) {
  .case-work.maker-cols { grid-template-columns: 1fr; }
  .case-work.maker-cols > .case-convo, .case-work.maker-cols > .case-col:nth-child(2) { border-right: 0; border-bottom: 1px solid var(--line); }
}