/* ============================================================================
   IT Project Investment Feasibility Studio — Modernized Stylesheet
   Syntec Construction PCL · Responsive Desktop / Tablet / Mobile Web App
   ============================================================================ */

:root {
  --bg: #eef2f6;
  --bg-accent: radial-gradient(1200px 500px at 10% -10%, rgba(36, 72, 109, 0.08), transparent 60%),
               radial-gradient(900px 400px at 90% -15%, rgba(226, 173, 0, 0.10), transparent 55%);
  --surface: #ffffff;
  --surface-glass: rgba(255, 255, 255, 0.88);
  --surface-2: #f8fafc;
  --surface-3: #f1f5f9;
  --ink: #0f172a;
  --ink-2: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --line-strong: #cbd5e1;
  --steel: #1e40af;
  --steel-2: #24486d;
  --steel-soft: #e0e7ff;
  --hazard: #eab308;
  --hazard-hover: #ca8a04;
  --hazard-soft: #fef9c3;
  --hazard-ink: #0f172a;
  --go: #16a34a;
  --go-soft: #dcfce7;
  --cond: #d97706;
  --cond-soft: #fef3c7;
  --defer: #ea580c;
  --defer-soft: #ffedd5;
  --reject: #dc2626;
  --reject-soft: #fee2e2;
  --mand: #2563eb;
  --mand-soft: #dbeafe;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 14px 30px -6px rgba(15, 23, 42, 0.14), 0 6px 12px -4px rgba(15, 23, 42, 0.08);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  color-scheme: light;
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

:root[data-theme="dark"] {
  --bg: #0b111e;
  --bg-accent: radial-gradient(1200px 500px at 10% -10%, rgba(56, 189, 248, 0.08), transparent 60%),
               radial-gradient(900px 400px at 90% -15%, rgba(242, 194, 48, 0.08), transparent 55%);
  --surface: #131c2e;
  --surface-glass: rgba(19, 28, 46, 0.88);
  --surface-2: #1a263d;
  --surface-3: #22314d;
  --ink: #f1f5f9;
  --ink-2: #cbd5e1;
  --muted: #94a3b8;
  --line: #26354f;
  --line-strong: #334766;
  --steel: #60a5fa;
  --steel-2: #93c5fd;
  --steel-soft: #1e3a5f;
  --hazard: #facc15;
  --hazard-hover: #eab308;
  --hazard-soft: #3b3212;
  --hazard-ink: #0f172a;
  --go: #22c55e;
  --go-soft: rgba(34, 197, 94, 0.18);
  --cond: #f59e0b;
  --cond-soft: rgba(245, 158, 11, 0.18);
  --defer: #f97316;
  --defer-soft: rgba(249, 115, 22, 0.18);
  --reject: #ef4444;
  --reject-soft: rgba(239, 68, 68, 0.18);
  --mand: #60a5fa;
  --mand-soft: rgba(96, 165, 250, 0.18);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 16px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 18px 36px -6px rgba(0, 0, 0, 0.6);
  color-scheme: dark;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-padding-top: 80px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--bg);
  background-image: var(--bg-accent);
  background-attachment: fixed;
  color: var(--ink);
  font-family: "IBM Plex Sans", "IBM Plex Sans Thai", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 14.5px;
  line-height: 1.55;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--hazard);
  outline-offset: 2px;
}

/* Icons */
.ico {
  width: 17px;
  height: 17px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  flex-shrink: 0;
}
.ico.sm { width: 15px; height: 15px; }
.ico.lg { width: 20px; height: 20px; }

/* ============================================================================
   Header & Icon Navigation Bar
   ============================================================================ */
header.top {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 40;
  background: var(--surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.top-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 10px 24px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
}

.brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding-bottom: 6px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.mark {
  width: 40px;
  height: 40px;
  flex: none;
  background: linear-gradient(135deg, var(--hazard) 0%, #f59e0b 100%);
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #0f172a;
  box-shadow: 0 4px 10px rgba(234, 179, 8, 0.35);
  position: relative;
  overflow: hidden;
}

.mark::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 5px;
  background: repeating-linear-gradient(-45deg, #0f172a 0 5px, var(--hazard) 5px 10px);
}

.brand h1 {
  font-size: 17.5px;
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 999px;
  background: var(--steel-soft);
  color: var(--steel);
  letter-spacing: 0.01em;
}

.brand p {
  margin: 1px 0 0;
  font-size: 12.5px;
  color: var(--muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.sync-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--ink-2);
}

.sync-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--go);
  box-shadow: 0 0 0 3px var(--go-soft);
}

.sync-dot.syncing {
  background: var(--hazard);
  box-shadow: 0 0 0 3px var(--cond-soft);
  animation: pulseDot 1s infinite;
}

.sync-dot.offline {
  background: var(--defer);
  box-shadow: 0 0 0 3px var(--defer-soft);
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.25); opacity: 0.7; }
}

/* Primary Navigation Tabs */
nav.tabs {
  display: flex;
  gap: 4px;
  width: 100%;
  overflow-x: auto;
  align-items: center;
  scrollbar-width: none;
  border-top: 1px solid var(--line);
  padding-top: 4px;
}
nav.tabs::-webkit-scrollbar { display: none; }

nav.tabs a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 13px 11px;
  text-decoration: none;
  color: var(--ink-2);
  font-weight: 500;
  font-size: 13.5px;
  border-bottom: 3px solid transparent;
  border-radius: 8px 8px 0 0;
  white-space: nowrap;
  transition: all 0.18s ease;
}

nav.tabs a:hover {
  color: var(--ink);
  background: var(--surface-2);
}

nav.tabs a[aria-current="page"] {
  color: var(--ink);
  font-weight: 600;
  border-bottom-color: var(--hazard);
  background: linear-gradient(to top, var(--hazard-soft), transparent 85%);
}

nav.tabs .step-num {
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 700;
  background: var(--surface-3);
  color: var(--ink-2);
}

nav.tabs a[aria-current="page"] .step-num {
  background: var(--hazard);
  color: var(--hazard-ink);
}

nav.tabs .sep {
  width: 1px;
  height: 22px;
  background: var(--line);
  margin: 0 6px;
  flex-shrink: 0;
}

/* Mobile Bottom Navigation Bar */
nav.mobile-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 45;
  background: var(--surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
  padding: 4px 4px calc(4px + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 -4px 16px rgba(15, 23, 42, 0.08);
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 2px;
}

nav.mobile-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 6px 2px;
  text-decoration: none;
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 500;
  border-radius: 8px;
  text-align: center;
  transition: all 0.15s ease;
}

nav.mobile-nav a[aria-current="page"] {
  color: var(--ink);
  font-weight: 700;
  background: var(--hazard-soft);
}

nav.mobile-nav a[aria-current="page"] .ico {
  color: var(--steel);
}

/* ============================================================================
   Main Container, Panels & Cards
   ============================================================================ */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 24px 80px;
}

section.view {
  display: none;
  animation: fadeInView 0.22s ease-out;
}

section.view.active {
  display: block;
}

@keyframes fadeInView {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

h2 {
  font-size: 22px;
  margin: 0 0 5px;
  letter-spacing: -0.02em;
  font-weight: 700;
}

h3 {
  font-size: 15.5px;
  margin: 0 0 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lede {
  color: var(--ink-2);
  margin: 0 0 18px;
  max-width: 78ch;
  font-size: 14.5px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.panel:hover {
  box-shadow: var(--shadow-md);
}

.grid {
  display: grid;
  gap: 18px;
}

.two {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
}

/* KPI Strip */
.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(185px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.kpi {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 15px 16px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.kpi::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--steel);
  opacity: 0.75;
}

.kpi:nth-child(2)::before { background: var(--go); }
.kpi:nth-child(3)::before { background: var(--hazard); }
.kpi:nth-child(4)::before { background: var(--mand); }
.kpi:nth-child(5)::before { background: var(--cond); }

.kpi:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.kpi .l {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
  margin-bottom: 4px;
}

.kpi .v {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--ink);
  line-height: 1.2;
}

.kpi .s {
  font-size: 12px;
  color: var(--ink-2);
  margin-top: 4px;
}

/* Charts */
.chart-box {
  position: relative;
  height: 360px;
}
.chart-box.sm {
  height: 275px;
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 13.5px;
}

th, td {
  padding: 10px 12px;
  text-align: right;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

th {
  background: var(--surface-2);
  color: var(--ink-2);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

td.l, th.l {
  text-align: left;
}

td.wrap {
  white-space: normal;
  min-width: 220px;
}

tbody tr:last-child td {
  border-bottom: 0;
}

tr.total td {
  font-weight: 700;
  background: var(--surface-2);
  border-top: 2px solid var(--line-strong);
}

tbody tr.click {
  cursor: pointer;
  transition: background-color 0.12s ease;
}

tbody tr.click:hover td {
  background: var(--surface-2);
}

tr.funded td:first-child {
  box-shadow: inset 4px 0 0 var(--hazard);
}

.neg {
  color: var(--reject);
  font-weight: 500;
}

/* Badges & Pills */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.01em;
}
.pill.Go { background: var(--go); }
.pill.Conditional { background: var(--cond); color: #fff; }
.pill.Defer { background: var(--defer); }
.pill.Reject { background: var(--reject); }
.pill.Mandatory { background: var(--mand); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  padding: 2px 9px;
  border-radius: 6px;
  background: var(--steel-soft);
  color: var(--steel);
  font-weight: 600;
}
.tag.idea {
  background: var(--hazard-soft);
  color: var(--ink);
  border: 1px solid rgba(234, 179, 8, 0.4);
}

.scorebar {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}
.scorebar i {
  display: block;
  width: 64px;
  height: 7px;
  background: var(--surface-3);
  border-radius: 999px;
  overflow: hidden;
}
.scorebar i b {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--steel), var(--hazard));
  border-radius: 999px;
}

/* ============================================================================
   Buttons & Interactive Controls
   ============================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink);
  transition: all 0.15s ease;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  text-decoration: none;
}

.btn:hover {
  border-color: var(--ink-2);
  background: var(--surface-2);
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn.primary {
  background: var(--hazard);
  border-color: var(--hazard-hover);
  color: var(--hazard-ink);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(234, 179, 8, 0.3);
}

.btn.primary:hover {
  background: #facc15;
  border-color: var(--hazard);
}

.btn.ghost {
  border-color: transparent;
  background: transparent;
  color: var(--ink-2);
  box-shadow: none;
}

.btn.ghost:hover {
  background: var(--surface-2);
  color: var(--ink);
}

.btn.danger {
  color: var(--reject);
}

.btn.danger:hover {
  background: var(--reject-soft);
  border-color: var(--reject);
}

.btn.big {
  padding: 11px 20px;
  font-size: 14.5px;
  border-radius: 10px;
}

.btn.icon-only {
  padding: 7px 9px;
}

.row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.spread {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

/* ============================================================================
   Project Bar & Stepper
   ============================================================================ */
.pbar {
  position: relative;
  z-index: 25;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-sm);
}

.pbar-left {
  display: flex;
  flex-direction: column;
  gap: 9px;
  flex: 1 1 auto;
  min-width: 0;
}

.pbar-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pbar select {
  width: 330px;
  min-width: 240px;
  max-width: 100%;
  font-weight: 600;
}

.pbar .lab {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-width: 102px;
  font-size: 12.5px;
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* Editable Department Combobox (Text Input + Preset Dropdown List) */
.dept-combo {
  position: relative;
  width: 100%;
}

.pbar .dept-combo {
  width: 330px;
  min-width: 240px;
  max-width: 100%;
}

.dept-combo input.dept-combo-input {
  padding-right: 38px;
  font-weight: 600;
}

.dept-combo-btn {
  position: absolute;
  top: 1px;
  right: 1px;
  bottom: 1px;
  width: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-left: 1px solid var(--line);
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
  border-radius: 0 calc(var(--radius-sm) - 1px) calc(var(--radius-sm) - 1px) 0;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.dept-combo-btn:hover {
  background: var(--surface-3);
  color: var(--ink);
}

.dept-combo-btn .ico {
  transition: transform 0.18s ease;
}

.dept-combo.open .dept-combo-btn .ico {
  transform: rotate(180deg);
}

.dept-combo-menu {
  display: none;
  list-style: none;
  margin: 0;
  padding: 5px;
  position: absolute;
  top: calc(100% + 5px);
  left: 0;
  right: 0;
  z-index: 80;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  max-height: 265px;
  overflow-y: auto;
}

.dept-combo.open .dept-combo-menu {
  display: block;
}

.dept-combo-menu li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: background-color 0.12s ease;
}

.dept-combo-menu li:hover,
.dept-combo-menu li.kb-focus {
  background: var(--surface-2);
}

.dept-combo-menu li.active {
  background: var(--hazard-soft);
  color: var(--ink);
}

.dept-opt-note {
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  background: var(--surface-2);
  padding: 1px 7px;
  border-radius: 999px;
  border: 1px solid var(--line);
}

.pbar-dept-hint {
  font-size: 12px;
  color: var(--muted);
}

ol.steps {
  list-style: none;
  display: flex;
  gap: 0;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

ol.steps li a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  text-decoration: none;
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 500;
  border-right: 1px solid var(--line);
  background: var(--surface-2);
  transition: all 0.15s ease;
}

ol.steps li:last-child a {
  border-right: 0;
}

ol.steps li.done a {
  color: var(--ink);
  background: var(--surface);
}

ol.steps li.on a {
  background: var(--hazard);
  color: var(--hazard-ink);
  font-weight: 700;
}

ol.steps b {
  display: inline-grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.12);
  font-size: 11px;
}

/* ============================================================================
   Forms, Inputs & Sliders
   ============================================================================ */
fieldset {
  border: 0;
  margin: 0 0 20px;
  padding: 0;
}

legend {
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 12px;
  padding: 0;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
}

.fields {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
  gap: 14px;
}

label.f,
div.f {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12.5px;
  color: var(--ink-2);
  font-weight: 600;
}

.wide {
  grid-column: 1 / -1;
}

input[type="number"],
input[type="text"],
select,
textarea {
  border: 1px solid var(--line-strong);
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 8px 11px;
  font-size: 14px;
  font-weight: 400;
  color: var(--ink);
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

textarea {
  resize: vertical;
  min-height: 62px;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--steel);
  outline: none;
  background: var(--surface);
  box-shadow: 0 0 0 3px var(--steel-soft);
}

.hint {
  font-size: 12px;
  color: var(--muted);
  font-weight: 400;
  line-height: 1.4;
}

.ben-row {
  display: grid;
  grid-template-columns: minmax(0, 2.2fr) minmax(0, 1.3fr) minmax(100px, 0.8fr) auto;
  gap: 10px;
  margin-bottom: 10px;
  align-items: center;
  background: var(--surface-2);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
}

.slider {
  display: grid;
  grid-template-columns: 1fr 48px;
  gap: 8px;
  align-items: center;
}

input[type="range"] {
  accent-color: var(--steel);
  width: 100%;
  cursor: pointer;
}

.slider output {
  font-weight: 700;
  text-align: right;
  font-size: 13.5px;
  color: var(--steel);
}

.check {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(135px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.metric {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.metric .v {
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  margin-top: 2px;
}

.metric .l {
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.verdict {
  border-left: 5px solid var(--steel);
  background: var(--surface-2);
  padding: 14px 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 16px;
  font-size: 14px;
  line-height: 1.6;
}
.verdict.Go { border-color: var(--go); background: var(--go-soft); }
.verdict.Conditional { border-color: var(--cond); background: var(--cond-soft); }
.verdict.Defer { border-color: var(--defer); background: var(--defer-soft); }
.verdict.Reject { border-color: var(--reject); background: var(--reject-soft); }
.verdict.Mandatory { border-color: var(--mand); background: var(--mand-soft); }

.warn {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border-left: 4px solid var(--hazard);
  background: var(--hazard-soft);
  padding: 12px 15px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 0 0 12px;
  font-size: 13.5px;
  color: var(--ink);
}

.weights-sum { font-weight: 700; }
.weights-sum.bad { color: var(--reject); }

/* ============================================================================
   Step 1: Idea & Lean Wastes Stage
   ============================================================================ */
.approaches {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.approach {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  cursor: pointer;
  background: var(--surface-2);
  transition: all 0.15s ease;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.approach input {
  position: absolute;
  opacity: 0;
}

.approach .app-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--steel-soft);
  color: var(--steel);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.approach b {
  display: block;
  font-size: 15px;
  margin-bottom: 2px;
}

.approach span {
  font-size: 12.5px;
  color: var(--ink-2);
}

.approach:has(input:checked) {
  border-color: var(--steel);
  box-shadow: 0 0 0 2px var(--steel);
  background: var(--surface);
}

.approach:has(input:checked) .app-icon {
  background: var(--hazard);
  color: var(--hazard-ink);
}

.phases {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 20px;
}

.phase {
  padding: 11px 14px;
  border-right: 1px solid var(--line);
  background: var(--surface-2);
}

.phase:last-child { border-right: 0; }
.phase b { display: block; font-size: 13px; color: var(--steel); }
.phase small { display: block; color: var(--muted); font-size: 12px; line-height: 1.4; }

.waste {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  background: var(--surface);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.waste.on {
  border-color: var(--steel);
  box-shadow: var(--shadow-sm);
}

.waste-h {
  display: grid;
  grid-template-columns: auto 38px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  cursor: pointer;
}

.waste-h .letter {
  width: 36px;
  height: 34px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: -0.02em;
  background: var(--steel-soft);
  color: var(--steel);
  transition: background-color 0.18s ease, color 0.18s ease;
}

.waste.on .letter {
  background: var(--hazard);
  color: var(--hazard-ink);
}

/* Framework-specific visual themes for #wastePanel (Lean TIMWOODS / Six Sigma COPQ / Kaizen 3M+ECRS) */
.approach-fw-tag {
  display: inline-block;
  margin-top: 5px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  color: var(--ink-2);
}

.approach:has(input[value="lean"]:checked) .approach-fw-tag {
  background: var(--hazard-soft);
  border-color: rgba(234, 179, 8, 0.55);
  color: var(--ink);
}

.approach:has(input[value="six"]:checked) .approach-fw-tag {
  background: rgba(79, 70, 229, 0.14);
  border-color: rgba(79, 70, 229, 0.45);
  color: #4f46e5;
}

[data-theme="dark"] .approach:has(input[value="six"]:checked) .approach-fw-tag {
  color: #a5b4fc;
}

.approach:has(input[value="kaizen"]:checked) .approach-fw-tag {
  background: rgba(5, 150, 105, 0.14);
  border-color: rgba(5, 150, 105, 0.45);
  color: #059669;
}

[data-theme="dark"] .approach:has(input[value="kaizen"]:checked) .approach-fw-tag {
  color: #6ee7b7;
}

.fw-head-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.fw-head-row h3 {
  margin: 0;
}

.fw-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.01em;
  background: var(--hazard-soft);
  border: 1px solid rgba(234, 179, 8, 0.5);
  color: var(--ink);
}

#wastePanel[data-fw="six"] .fw-badge {
  background: rgba(79, 70, 229, 0.13);
  border-color: rgba(79, 70, 229, 0.42);
  color: #4338ca;
}

[data-theme="dark"] #wastePanel[data-fw="six"] .fw-badge {
  background: rgba(99, 102, 241, 0.2);
  border-color: rgba(129, 140, 248, 0.45);
  color: #c7d2fe;
}

#wastePanel[data-fw="six"] .waste-h .letter {
  background: rgba(79, 70, 229, 0.12);
  color: #4f46e5;
}

[data-theme="dark"] #wastePanel[data-fw="six"] .waste-h .letter {
  background: rgba(99, 102, 241, 0.22);
  color: #a5b4fc;
}

#wastePanel[data-fw="six"] .waste.on {
  border-color: #4f46e5;
}

#wastePanel[data-fw="six"] .waste.on .letter {
  background: #4f46e5;
  color: #ffffff;
}

#wastePanel[data-fw="kaizen"] .fw-badge {
  background: rgba(5, 150, 105, 0.13);
  border-color: rgba(5, 150, 105, 0.42);
  color: #047857;
}

[data-theme="dark"] #wastePanel[data-fw="kaizen"] .fw-badge {
  background: rgba(16, 185, 129, 0.2);
  border-color: rgba(52, 211, 153, 0.45);
  color: #a7f3d0;
}

#wastePanel[data-fw="kaizen"] .waste-h .letter {
  background: rgba(5, 150, 105, 0.12);
  color: #059669;
}

[data-theme="dark"] #wastePanel[data-fw="kaizen"] .waste-h .letter {
  background: rgba(16, 185, 129, 0.22);
  color: #6ee7b7;
}

#wastePanel[data-fw="kaizen"] .waste.on {
  border-color: #059669;
}

#wastePanel[data-fw="kaizen"] .waste.on .letter {
  background: #059669;
  color: #ffffff;
}

.fw-btype {
  font-size: 11px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--muted);
}

.fw-carry-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 14px;
  margin-bottom: 12px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px dashed var(--line-strong);
  font-size: 13px;
}

.waste-h .t b {
  font-size: 14.5px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.waste-h .t small {
  display: block;
  color: var(--muted);
  font-size: 12.5px;
}

.waste-h .res {
  text-align: right;
  font-size: 12.5px;
  color: var(--ink-2);
}

.waste-h .res b {
  color: var(--ink);
  font-size: 14.5px;
}

.waste-b {
  padding: 12px 16px 16px 64px;
  border-top: 1px dashed var(--line);
  background: var(--surface-2);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.seg {
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: 10px 0 12px;
}

.seg label {
  padding: 6px 13px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  background: var(--surface);
  border-right: 1px solid var(--line);
}

.seg label:last-child { border-right: 0; }
.seg input { position: absolute; opacity: 0; }
.seg label:has(input:checked) {
  background: var(--steel);
  color: #ffffff;
  font-weight: 600;
}

.kz-row {
  display: grid;
  grid-template-columns: minmax(0, 2.4fr) minmax(0, 1.2fr) 120px 120px auto;
  gap: 8px;
  margin-bottom: 8px;
  align-items: center;
}

.cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 5px solid var(--hazard);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-top: 18px;
  box-shadow: var(--shadow-sm);
}

/* 5 Whys */
.whys {
  display: grid;
  gap: 0;
  margin-top: 6px;
}

.why {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  background: var(--surface-2);
}

.why .no {
  font-weight: 700;
  font-size: 13.5px;
  color: var(--steel);
  padding-top: 4px;
}

.why .no small {
  display: block;
  font-weight: 400;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.35;
}

.why textarea {
  min-height: 44px;
  background: var(--surface);
}

.why.filled {
  border-color: var(--steel);
  background: var(--steel-soft);
}

.why-link {
  height: 18px;
  width: 2px;
  background: var(--steel);
  margin-left: 56px;
  position: relative;
}

.why-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: -4px;
  border: 5px solid transparent;
  border-top-color: var(--steel);
  border-bottom: 0;
}

.root {
  border: 2px solid var(--hazard);
  background: var(--hazard-soft);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-top: 4px;
}

.root b {
  display: block;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 2px;
}

/* ============================================================================
   Step 3: Executive Project Proposal Document (Cover + Details)
   ============================================================================ */
.prop-toolbar {
  max-width: 1020px;
  margin: 0 auto 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  box-shadow: var(--shadow-sm);
}

.prop-toolbar-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.prop-doc-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--steel);
  background: var(--steel-soft);
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
}

.doc {
  max-width: 1020px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 0;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

/* Cover Block */
.prop-cover {
  background: linear-gradient(155deg, var(--surface) 0%, var(--surface-2) 100%);
  border-bottom: 4px solid var(--steel);
  padding: 36px 44px 32px;
  position: relative;
}

.prop-cover::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 7px;
  background: linear-gradient(90deg, var(--steel) 0%, #2563eb 65%, var(--hazard) 100%);
}

.prop-cover-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line-strong);
}

.prop-org {
  display: flex;
  align-items: center;
  gap: 12px;
}

.prop-org-logo {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--steel);
  color: #ffffff;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.prop-org-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.prop-org-sub {
  font-size: 12.5px;
  color: var(--muted);
  font-weight: 500;
}

.prop-doc-ref {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.prop-ref-code {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  padding: 4px 10px;
  border-radius: 6px;
}

.prop-cover-hero {
  padding: 26px 0 22px;
}

.prop-eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 8px;
}

.prop-title {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.22;
  color: var(--ink);
  margin: 0 0 10px;
  letter-spacing: -0.02em;
}

.prop-subtitle {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-2);
  margin: 0;
  max-width: 85ch;
}

.prop-cover-kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

@media (max-width: 820px) {
  .prop-cover-kpis {
    grid-template-columns: repeat(2, 1fr);
  }
}

.prop-ckpi {
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--steel);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
  box-shadow: var(--shadow-sm);
}

.prop-ckpi.highlight {
  border-top-color: var(--go);
  background: var(--surface);
}

.prop-ckpi .ck-lbl {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.prop-ckpi .ck-val {
  font-size: 21px;
  font-weight: 700;
  color: var(--ink);
  margin: 4px 0 2px;
  font-variant-numeric: tabular-nums;
}

.prop-ckpi .ck-val.pos { color: var(--go); }
.prop-ckpi .ck-val.neg { color: var(--reject); }

.prop-ckpi .ck-sub {
  font-size: 11.5px;
  color: var(--ink-2);
}

.prop-cover-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
}

@media (max-width: 720px) {
  .prop-cover-meta {
    grid-template-columns: repeat(2, 1fr);
  }
}

.prop-cover-meta .meta-cell {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.prop-cover-meta .m-lbl {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.prop-cover-meta .m-val {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
}

/* Proposal Details Body */
.prop-body {
  padding: 32px 44px 38px;
}

.prop-sec {
  margin-bottom: 30px;
}

.prop-sec:last-of-type {
  margin-bottom: 18px;
}

.prop-sec-head {
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 2px solid var(--line-strong);
  padding-bottom: 10px;
  margin-bottom: 14px;
}

.prop-sec-no {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--steel);
  color: #ffffff;
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.prop-sec-head h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 0;
  border: 0;
  padding: 0;
  color: var(--ink);
}

.prop-sec-sub {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 1px;
}

.prop-sec p {
  margin: 8px 0;
  max-width: 92ch;
  line-height: 1.65;
  color: var(--ink);
}

.prop-rec-callout {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  border-left: 5px solid var(--steel);
  background: var(--surface-2);
}

.prop-rec-callout.Go { border-left-color: var(--go); background: var(--go-soft); }
.prop-rec-callout.Conditional { border-left-color: var(--cond); background: var(--cond-soft); }
.prop-rec-callout.Defer { border-left-color: var(--defer); background: var(--defer-soft); }
.prop-rec-callout.Reject { border-left-color: var(--reject); background: var(--reject-soft); }
.prop-rec-callout.Mandatory { border-left-color: var(--mand); background: var(--mand-soft); }

.prop-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

@media (max-width: 720px) {
  .prop-info-grid {
    grid-template-columns: 1fr;
  }
}

.prop-info-box {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}

.prop-info-box .box-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--steel);
  margin-bottom: 6px;
}

.prop-info-box p {
  margin: 0;
  font-size: 14px;
}

.prop-kpi-tag {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed var(--line-strong);
  font-size: 13px;
  color: var(--ink-2);
}

.prop-subhead {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-2);
  margin: 16px 0 8px;
}

.prop-whys-list {
  display: grid;
  gap: 6px;
}

.prop-why-item {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 10px;
  align-items: baseline;
  padding: 8px 12px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 13.5px;
}

.prop-why-item .w-step {
  font-weight: 700;
  color: var(--steel);
  font-size: 12.5px;
  text-transform: uppercase;
}

.prop-root-highlight {
  margin-top: 4px;
  padding: 10px 14px;
  background: var(--hazard-soft);
  border: 1px solid var(--hazard);
  border-left: 4px solid var(--hazard);
  border-radius: 6px;
  font-size: 13.5px;
  color: var(--ink);
}

.prop-sign-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 14px;
}

@media (max-width: 720px) {
  .prop-sign-grid {
    grid-template-columns: 1fr;
  }
}

.prop-sign-card {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}

.prop-sign-card .s-role {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.prop-sign-card .s-line {
  height: 44px;
  border-bottom: 1px solid var(--ink-2);
  margin-bottom: 8px;
}

.prop-sign-card .s-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.prop-sign-card .s-title {
  font-size: 12.5px;
  color: var(--ink-2);
  margin-top: 2px;
}

.prop-sign-card .s-date {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}

.prop-doc-footer {
  margin-top: 26px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}

/* ============================================================================
   Method & Documentation Sub-Tabs
   ============================================================================ */
.subtabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  background: var(--surface);
  padding: 6px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  width: fit-content;
}

.subtabs button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 0;
  background: transparent;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-2);
  transition: all 0.15s ease;
}

.subtabs button:hover {
  color: var(--ink);
  background: var(--surface-2);
}

.subtabs button.active {
  background: var(--steel);
  color: #ffffff;
  font-weight: 600;
}

.prose {
  max-width: 82ch;
}
.prose p, .prose li {
  color: var(--ink-2);
}
.prose h3 {
  margin-top: 24px;
  color: var(--ink);
}
.formula {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-left: 4px solid var(--steel);
  border-radius: var(--radius-sm);
  padding: 11px 15px;
  margin: 10px 0;
  font-size: 14px;
}
ol.gates {
  padding-left: 20px;
}
ol.gates li {
  margin-bottom: 8px;
}
.note {
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding-top: 12px;
  margin-top: 22px;
}

/* ============================================================================
   Dialogs / Modals
   ============================================================================ */
dialog {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--ink);
  max-width: min(820px, 94vw);
  width: 100%;
  padding: 22px;
  box-shadow: var(--shadow-lg);
  overflow: visible;
}
dialog::backdrop {
  background: rgba(10, 16, 28, 0.6);
  backdrop-filter: blur(4px);
}
dialog textarea {
  min-height: 320px;
  font-size: 12.5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* ============================================================================
   Interactive First-Time Onboarding Animation Guide (Tour)
   ============================================================================ */
.tour-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  pointer-events: auto;
  background: rgba(10, 15, 28, 0.62);
  backdrop-filter: blur(2px);
  display: none;
  opacity: 0;
  transition: opacity 0.28s ease;
}

.tour-backdrop.open {
  display: block;
  opacity: 1;
}

.tour-spotlight {
  position: fixed;
  z-index: 1001;
  border-radius: 12px;
  box-shadow: 0 0 0 4px var(--hazard), 0 0 0 9999px rgba(10, 15, 28, 0.68);
  pointer-events: none;
  transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  animation: tourPulse 2s infinite;
}

@keyframes tourPulse {
  0%, 100% {
    box-shadow: 0 0 0 3px var(--hazard), 0 0 24px rgba(234, 179, 8, 0.6), 0 0 0 9999px rgba(10, 15, 28, 0.68);
  }
  50% {
    box-shadow: 0 0 0 7px rgba(234, 179, 8, 0.85), 0 0 34px rgba(234, 179, 8, 0.9), 0 0 0 9999px rgba(10, 15, 28, 0.68);
  }
}

.tour-card {
  position: fixed;
  z-index: 1002;
  width: min(430px, calc(100vw - 28px));
  background: var(--surface);
  color: var(--ink);
  border: 2px solid var(--hazard);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  box-shadow: var(--shadow-lg);
  transition: all 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

.tour-step-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.tour-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--hazard-soft);
  color: var(--ink);
  border: 1px solid rgba(234, 179, 8, 0.5);
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.tour-card h4 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tour-card p {
  margin: 0 0 10px;
  font-size: 13.8px;
  color: var(--ink-2);
  line-height: 1.55;
}

.tour-card .tour-th {
  background: var(--surface-2);
  border-left: 3px solid var(--steel);
  padding: 8px 11px;
  border-radius: 0 8px 8px 0;
  font-size: 13px;
  color: var(--ink);
  margin-bottom: 14px;
}

.tour-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}

.tour-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--line-strong);
  transition: all 0.25s ease;
}

.tour-dot.active {
  width: 22px;
  background: var(--hazard);
}

.tour-foot {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

/* ============================================================================
   Landing Page: IT Project Feasibility Study Report & Simulator (#v-landing)
   ============================================================================ */
.lp-hero {
  background: linear-gradient(135deg, #1e3a8a 0%, #0f172a 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 22px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.lp-hero::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(234, 179, 8, 0.28) 0%, transparent 70%);
  pointer-events: none;
}

.lp-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(234, 179, 8, 0.2);
  border: 1px solid rgba(234, 179, 8, 0.55);
  color: #fde047;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 10px;
}

.lp-hero h2 {
  font-size: 25px;
  color: #ffffff;
  margin: 0 0 6px;
  line-height: 1.3;
}

.lp-hero p {
  margin: 0 0 18px;
  color: #cbd5e1;
  font-size: 14.5px;
  max-width: 78ch;
}

.lp-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 12px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-bottom: 16px;
}

.lp-meta-item label {
  display: block;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #94a3b8;
  margin-bottom: 4px;
  font-weight: 600;
}

.lp-meta-item input {
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #ffffff;
  font-weight: 600;
  padding: 7px 10px;
  border-radius: 6px;
  width: 100%;
}

.lp-meta-item input:focus {
  border-color: var(--hazard);
  background: rgba(15, 23, 42, 0.85);
}

.lp-sec-num {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: var(--steel);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.lp-cards-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

.lp-card {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.lp-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--steel-soft);
  color: var(--steel);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.lp-card b {
  display: block;
  font-size: 14.5px;
  margin-bottom: 4px;
  color: var(--ink);
}

.lp-card p {
  margin: 0;
  font-size: 13.5px;
  color: var(--ink-2);
}

.pass-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--go-soft);
  color: var(--go);
  border: 1px solid var(--go);
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  margin-left: auto;
}

.feas-subbox {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  background: var(--surface-2);
  margin-bottom: 14px;
}

.feas-subbox:last-child {
  margin-bottom: 0;
}

.feas-subhead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.feas-subhead h4 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.risk-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}
.risk-badge.high {
  background: var(--reject-soft);
  color: var(--reject);
  border: 1px solid var(--reject);
}
.risk-badge.med {
  background: var(--cond-soft);
  color: var(--cond);
  border: 1px solid var(--cond);
}
.risk-badge.low {
  background: var(--go-soft);
  color: var(--go);
  border: 1px solid var(--go);
}

.sim-box {
  background: linear-gradient(180deg, var(--surface-2) 0%, var(--surface) 100%);
  border: 2px solid var(--steel);
  border-radius: var(--radius-lg);
  padding: 22px;
}

.lp-sign-box {
  max-width: 420px;
  margin-top: 20px;
  padding: 18px 22px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

/* ============================================================================
   Financial Metrics Simulator Widget — Light & Dark Mode Adaptive
   ============================================================================ */
.fms-widget {
  background: var(--surface);
  color: var(--ink);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-strong);
  padding: 24px 28px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-md);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.fms-top-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.fms-size-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.fms-size-row label {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink-2);
}

.fms-size-select {
  background: var(--surface-2) !important;
  color: var(--ink) !important;
  border: 1px solid var(--line-strong) !important;
  border-radius: 10px !important;
  padding: 9px 16px !important;
  font-size: 15px !important;
  font-weight: 600 !important;
  width: auto !important;
  min-width: 250px;
  cursor: pointer;
}

.fms-pill-tabs {
  display: inline-flex;
  background: var(--surface-2);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 4px;
  gap: 4px;
  margin-bottom: 18px;
}

.fms-pill-tabs button {
  background: transparent;
  border: 1px solid transparent;
  color: var(--ink-2);
  padding: 7px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
}

.fms-pill-tabs button:hover {
  color: var(--ink);
  background: var(--surface-3);
}

.fms-pill-tabs button.active {
  background: var(--steel-soft);
  border-color: var(--steel);
  color: var(--steel);
  box-shadow: 0 2px 6px rgba(30, 64, 175, 0.14);
}

.fms-tab-pane {
  display: none;
}

.fms-tab-pane.active {
  display: block;
}

.fms-chart-wrap {
  position: relative;
  height: 340px;
  padding: 12px 8px 6px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

/* Tab 2: Build vs Buy Pros & Cons Cards */
.fms-bv-card {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
  margin-bottom: 16px;
}

.fms-bv-title {
  font-size: 16.5px;
  font-weight: 700;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.fms-bv-title.build { color: var(--steel); }
.fms-bv-title.buy { color: var(--cond); }

.fms-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.fms-dot.blue { background: var(--steel); }
.fms-dot.yellow { background: var(--hazard); }

.fms-banner {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 700;
  margin: 10px 0 8px;
}
.fms-banner.pros {
  background: var(--go-soft);
  color: var(--go);
}
.fms-banner.cons {
  background: var(--reject-soft);
  color: var(--reject);
}

.fms-list {
  margin: 0 0 8px;
  padding-left: 20px;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.65;
}

/* Tab 3: Risk Cards & 3x3 Risk Heatmap Matrix */
.fms-risk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.fms-rcard {
  border-radius: 12px;
  padding: 16px 18px;
  border: 1px solid transparent;
}
.fms-rcard.low {
  background: var(--go-soft);
  border-color: rgba(22, 163, 74, 0.35);
}
.fms-rcard.high {
  background: var(--reject-soft);
  border-color: rgba(220, 38, 38, 0.35);
}
.fms-rcard.med {
  background: var(--cond-soft);
  border-color: rgba(217, 119, 6, 0.35);
}

.fms-rcard h5 {
  margin: 0 0 4px;
  font-size: 15.5px;
  font-weight: 700;
}
.fms-rcard.low h5 { color: var(--go); }
.fms-rcard.high h5 { color: var(--reject); }
.fms-rcard.med h5 { color: var(--cond); }

.fms-rcard p {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--ink-2);
}

.fms-rpill {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
  background: var(--surface);
  border: 1px solid var(--line);
}
.fms-rcard.low .fms-rpill { color: var(--go); }
.fms-rcard.high .fms-rpill { color: var(--reject); }
.fms-rcard.med .fms-rpill { color: var(--cond); }

.fms-matrix-box {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 12px;
  overflow-x: auto;
}

.fms-matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.fms-matrix-table th,
.fms-matrix-table td {
  padding: 12px 14px;
  text-align: center;
  border: 2px solid var(--surface);
  font-weight: 700;
}

.fms-matrix-table th {
  background: var(--surface-3);
  color: var(--ink);
  text-transform: none;
  font-size: 13.5px;
}

.fms-matrix-table td.axis-lbl {
  background: var(--surface-3);
  color: var(--ink);
  text-align: left;
}

.fms-cell-low {
  background: var(--go-soft);
  color: var(--go);
}
.fms-cell-med {
  background: var(--cond-soft);
  color: var(--cond);
}
.fms-cell-high {
  background: var(--reject-soft);
  color: var(--reject);
}

/* Persistent Bottom KPI Strip & Sliders */
.fms-kpis-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 18px 12px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  margin: 16px 0 20px;
  text-align: center;
}

.fms-kpi-col .lbl {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 4px;
}

.fms-kpi-col .val {
  font-size: 24px;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.fms-kpi-col .val.green { color: var(--go); }
.fms-kpi-col .val.red { color: var(--reject); }

.fms-kpi-col .sub {
  font-size: 11.5px;
  color: var(--ink-2);
  margin-top: 3px;
}

.fms-cf-mini-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}

.fms-cf-mini {
  width: 100%;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}

.fms-cf-mini th,
.fms-cf-mini td {
  padding: 7px 10px;
}

.fms-cf-mini td.pos {
  color: var(--go);
}

.fms-cf-mini td.neg {
  color: var(--reject);
}

.fms-slider-group {
  margin-bottom: 16px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
}
.fms-slider-group:last-child {
  margin-bottom: 0;
}

.fms-slider-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.fms-slider-group .s-label {
  font-size: 14.5px;
  color: var(--ink);
  font-weight: 600;
}

.fms-slider-row {
  display: grid;
  grid-template-columns: 1fr 165px;
  gap: 16px;
  align-items: center;
}

@media (max-width: 640px) {
  .fms-slider-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .fms-kpis-row {
    grid-template-columns: 1fr;
  }
}

.fms-slider-row input[type="range"] {
  width: 100%;
  accent-color: var(--steel);
  height: 7px;
  border-radius: 999px;
  cursor: pointer;
}

.fms-val-box {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 5px 10px;
}

.fms-val-box span {
  font-weight: 700;
  color: var(--muted);
  font-size: 14px;
}

.fms-val-box input[type="number"] {
  border: 0 !important;
  background: transparent !important;
  padding: 2px 4px !important;
  font-size: 15.5px !important;
  font-weight: 700 !important;
  text-align: right;
  color: var(--ink) !important;
  box-shadow: none !important;
  width: 100%;
}

/* ============================================================================
   Responsive Breakpoints (Desktop, Tablet, Mobile Phone)
   ============================================================================ */
@media (max-width: 1024px) {
  .two {
    grid-template-columns: 1fr;
  }
  .top-inner {
    padding: 10px 16px 0;
  }
  main {
    padding: 18px 16px 84px;
  }
  .pbar select {
    min-width: 220px;
  }
}

@media (max-width: 720px) {
  nav.tabs {
    display: none;
  }
  nav.mobile-nav {
    display: grid;
  }
  .brand h1 {
    font-size: 15.5px;
  }
  .brand-badge {
    display: none;
  }
  .brand p {
    font-size: 11.5px;
  }
  .header-actions .hide-sm {
    display: none;
  }
  .pbar {
    flex-direction: column;
    align-items: stretch;
  }
  .pbar .row {
    width: 100%;
  }
  .pbar select,
  .pbar .dept-combo {
    width: 100%;
    max-width: none;
    min-width: 0;
  }
  .pbar-dept-hint {
    display: none;
  }
  ol.steps {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }
  ol.steps li a {
    justify-content: center;
    padding: 8px 6px;
    font-size: 12px;
  }
  .ben-row,
  .kz-row {
    grid-template-columns: 1fr 1fr;
  }
  .ben-row > :first-child,
  .kz-row > :first-child {
    grid-column: 1 / -1;
  }
  .waste-b {
    padding-left: 14px;
  }
  .waste-h {
    grid-template-columns: auto 34px 1fr;
  }
  .waste-h .res {
    grid-column: 1 / -1;
    text-align: left;
    padding-left: 4px;
  }
  .why {
    grid-template-columns: 1fr;
  }
  .why-link {
    margin-left: 22px;
  }
  .prop-cover,
  .prop-body {
    padding: 22px 18px;
  }
  .kpis {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 420px) {
  .kpis {
    grid-template-columns: 1fr;
  }
}

@media print {
  @page {
    size: A4;
    margin: 12mm 14mm;
  }

  :root,
  [data-theme="dark"] {
    --bg: #ffffff !important;
    --surface: #ffffff !important;
    --surface-2: #f8fafc !important;
    --surface-3: #f1f5f9 !important;
    --ink: #0f172a !important;
    --ink-2: #334155 !important;
    --muted: #64748b !important;
    --line: #e2e8f0 !important;
    --line-strong: #cbd5e1 !important;
  }

  * {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  header.top,
  nav.mobile-nav,
  .pbar,
  .cta,
  .prop-toolbar,
  .no-print,
  .warn,
  #copyProp,
  #printProp,
  .subtabs,
  #v-proposal > .spread,
  #v-simulator > .spread,
  #lpImportToStudioBtn,
  .tour-backdrop {
    display: none !important;
  }

  body {
    background: #ffffff !important;
    color: #0f172a !important;
  }

  main {
    padding: 0 !important;
    max-width: none !important;
  }

  .doc {
    box-shadow: none !important;
    border: 1px solid #cbd5e1 !important;
    border-radius: 8px !important;
    padding: 0 !important;
    max-width: none !important;
    width: 100% !important;
  }

  .prop-cover {
    padding: 26px 30px 24px !important;
    break-inside: avoid;
  }

  .prop-body {
    padding: 24px 30px 28px !important;
  }

  .prop-cover-kpis {
    grid-template-columns: repeat(4, 1fr) !important;
  }

  .prop-cover-meta {
    grid-template-columns: repeat(3, 1fr) !important;
  }

  .prop-sec,
  .prop-sign-sec,
  .prop-rec-callout,
  .prop-info-grid,
  .prop-sign-grid {
    break-inside: avoid;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}