/* ==========================================================================
   PROEX INVESTMENT LAB — STYLESHEET (QUIET LUXURY EDITORIAL)
   "Tính toán trước khi xuống tiền."
   ========================================================================== */

/* --------------------------------------------------------------------------
   01. DESIGN TOKENS FOR INVESTMENT LAB
   -------------------------------------------------------------------------- */
:root {
  --tool-bg: #FAF9F5;
  --tool-card-bg: #FFFFFF;
  --tool-border: rgba(0, 0, 0, 0.08);
  --tool-border-hover: rgba(178, 138, 82, 0.4);
  --tool-ink: #171717;
  --tool-ink-secondary: #404040;
  --tool-ink-muted: #737373;
  --tool-bronze: #B28A52;
  --tool-bronze-light: rgba(178, 138, 82, 0.08);
  --tool-bronze-border: rgba(178, 138, 82, 0.25);
  --tool-emerald: #18794E;
  --tool-emerald-bg: rgba(24, 121, 78, 0.07);
  --tool-radius-sm: 6px;
  --tool-radius-md: 10px;
  --tool-radius-lg: 16px;
  --tool-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --tool-shadow-card: 0 4px 20px rgba(0, 0, 0, 0.04);
  --tool-shadow-elevated: 0 12px 32px rgba(0, 0, 0, 0.06);
}

/* --------------------------------------------------------------------------
   02. HUB & LAYOUT FOUNDATIONS
   -------------------------------------------------------------------------- */
html, body {
  overflow-x: hidden !important;
  max-width: 100vw !important;
}

.proex-lab-page,
.proex-lab-page *,
.proex-lab-page *::before,
.proex-lab-page *::after {
  box-sizing: border-box;
}

.proex-lab-page {
  background-color: var(--tool-bg);
  min-height: calc(100vh - 200px);
  padding: 40px 0 80px;
  color: var(--tool-ink);
  font-family: var(--font-sans, 'Inter', sans-serif);
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

.proex-lab-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* Breadcrumb Bar */
.proex-lab-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--tool-ink-muted);
  margin-bottom: 24px;
}

.proex-lab-breadcrumb a {
  color: var(--tool-ink-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.proex-lab-breadcrumb a:hover {
  color: var(--tool-bronze);
}

.proex-lab-breadcrumb .sep {
  opacity: 0.4;
  font-size: 10px;
}

.proex-lab-breadcrumb .current {
  color: var(--tool-ink);
  font-weight: 500;
}

/* Header & Intro */
.proex-lab-hero {
  border-bottom: 1px solid var(--tool-border);
  padding-bottom: 32px;
  margin-bottom: 40px;
}

.proex-lab-tagline-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--tool-bronze-light);
  border: 1px solid var(--tool-bronze-border);
  color: var(--tool-bronze);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.proex-lab-title {
  font-family: var(--font-serif, 'Newsreader', serif);
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 400;
  line-height: 1.15;
  color: var(--tool-ink);
  margin: 0 0 12px 0;
  letter-spacing: -0.02em;
}

.proex-lab-subtitle {
  font-size: 16px;
  color: var(--tool-ink-muted);
  max-width: 720px;
  line-height: 1.6;
  margin: 0;
}

/* Taxonomy / Benchmark Bar */
.proex-lab-taxonomy-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 40px;
}

.proex-taxonomy-item {
  background: #FFFFFF;
  border: 1px solid var(--tool-border);
  border-radius: var(--tool-radius-md);
  padding: 16px 20px;
  box-shadow: var(--tool-shadow-sm);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.proex-taxonomy-item:hover {
  border-color: var(--tool-border-hover);
  transform: translateY(-2px);
}

.proex-taxonomy-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--tool-ink-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.proex-taxonomy-formula {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  color: var(--tool-bronze);
  font-weight: 600;
  margin-bottom: 4px;
}

.proex-taxonomy-desc {
  font-size: 12px;
  color: var(--tool-ink-secondary);
  line-height: 1.45;
}

/* --------------------------------------------------------------------------
   03. HUB GRID OF TOOLS
   -------------------------------------------------------------------------- */
.proex-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.proex-tool-card {
  background: #FFFFFF;
  border: 1px solid var(--tool-border);
  border-radius: var(--tool-radius-lg);
  padding: 28px;
  box-shadow: var(--tool-shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  position: relative;
  text-decoration: none;
  color: inherit;
}

.proex-tool-card:hover {
  border-color: var(--tool-bronze);
  box-shadow: var(--tool-shadow-elevated);
  transform: translateY(-3px);
}

.proex-tool-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.proex-tool-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--tool-bg);
  border: 1px solid var(--tool-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--tool-bronze);
  font-size: 18px;
}

.proex-tool-badge {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--tool-bg);
  color: var(--tool-ink-muted);
  border: 1px solid var(--tool-border);
}

.proex-tool-badge.featured {
  background: var(--tool-emerald-bg);
  color: var(--tool-emerald);
  border-color: rgba(24, 121, 78, 0.2);
}

.proex-tool-card-title {
  font-family: var(--font-serif, 'Newsreader', serif);
  font-size: 21px;
  font-weight: 500;
  color: var(--tool-ink);
  margin: 0 0 6px 0;
  line-height: 1.25;
}

.proex-tool-card-tagline {
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--tool-bronze);
  margin-bottom: 12px;
}

.proex-tool-card-formula {
  background: var(--tool-bg);
  border-left: 2px solid var(--tool-bronze);
  padding: 6px 12px;
  border-radius: 0 4px 4px 0;
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 11px;
  color: var(--tool-ink-secondary);
  margin-bottom: 14px;
}

.proex-tool-card-desc {
  font-size: 13.5px;
  color: var(--tool-ink-secondary);
  line-height: 1.55;
  margin: 0 0 20px 0;
  flex-grow: 1;
}

.proex-tool-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--tool-border);
  font-size: 13px;
  font-weight: 600;
  color: var(--tool-ink);
}

.proex-tool-card:hover .proex-tool-card-foot {
  color: var(--tool-bronze);
}

.proex-tool-card-foot i {
  transition: transform 0.2s ease;
}

.proex-tool-card:hover .proex-tool-card-foot i {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   04. CALCULATOR WORKSPACE (2-COLUMN EDITORIAL)
   -------------------------------------------------------------------------- */
.proex-calc-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 991px) {
  .proex-calc-layout {
    grid-template-columns: 1fr;
  }
}

/* Panel Containers */
.proex-calc-panel {
  background: #FFFFFF;
  border: 1px solid var(--tool-border);
  border-radius: var(--tool-radius-lg);
  padding: 32px;
  box-shadow: var(--tool-shadow-card);
}

.proex-calc-panel-title {
  font-family: var(--font-serif, 'Newsreader', serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--tool-ink);
  margin: 0 0 20px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  word-break: break-word;
}

/* Form Groups & Dual Inputs */
.proex-input-group {
  margin-bottom: 24px;
}

.proex-input-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.proex-input-label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--tool-ink);
  display: flex;
  align-items: center;
  gap: 6px;
}

.proex-input-sub {
  font-size: 11.5px;
  color: var(--tool-ink-muted);
}

.proex-input-wrap {
  display: flex;
  align-items: center;
  background: var(--tool-bg);
  border: 1px solid var(--tool-border);
  border-radius: var(--tool-radius-md);
  padding: 0 14px;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.proex-input-wrap:focus-within {
  border-color: var(--tool-bronze);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(178, 138, 82, 0.12);
}

.proex-input-field {
  width: 100%;
  border: none;
  background: transparent;
  padding: 12px 0;
  font-family: var(--font-sans, 'Inter', sans-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--tool-ink);
  outline: none;
}

.proex-input-unit {
  font-size: 13px;
  font-weight: 600;
  color: var(--tool-ink-muted);
  white-space: nowrap;
  padding-left: 8px;
}

/* Custom Range Slider */
.proex-range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: #E5E5E5;
  border-radius: 999px;
  outline: none;
  margin-top: 10px;
  cursor: pointer;
}

.proex-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 2.5px solid var(--tool-bronze);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition: transform 0.1s ease, border-color 0.1s ease;
}

.proex-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  border-color: var(--tool-ink);
}

.proex-range-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 2.5px solid var(--tool-bronze);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
  cursor: pointer;
}

/* Toggle Switch */
.proex-switch-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--tool-bg);
  border: 1px solid var(--tool-border);
  border-radius: var(--tool-radius-md);
  margin-bottom: 20px;
  cursor: pointer;
}

.proex-switch-label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--tool-ink);
}

.proex-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  margin: 0;
}

.proex-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.proex-switch-track {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #D1D5DB;
  transition: .25s ease;
  border-radius: 24px;
}

.proex-switch-track:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .25s ease;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

input:checked + .proex-switch-track {
  background-color: var(--tool-emerald);
}

input:checked + .proex-switch-track:before {
  transform: translateX(20px);
}

/* --------------------------------------------------------------------------
   05. OUTPUT KPI RESULTS & BREAKDOWN
   -------------------------------------------------------------------------- */
.proex-kpi-main-card {
  background: linear-gradient(180deg, #FFFFFF 0%, var(--tool-bg) 100%);
  border: 1px solid var(--tool-border);
  border-radius: var(--tool-radius-md);
  padding: 24px;
  text-align: center;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}

.proex-kpi-main-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--tool-bronze), var(--tool-emerald));
}

.proex-kpi-main-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--tool-ink-muted);
  margin-bottom: 6px;
}

.proex-kpi-main-value {
  font-family: var(--font-serif, 'Newsreader', serif);
  font-size: 38px;
  font-weight: 500;
  color: var(--tool-ink);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.proex-kpi-main-value.positive {
  color: var(--tool-emerald);
}

.proex-kpi-main-value.bronze {
  color: var(--tool-bronze);
}

.proex-kpi-main-sub {
  font-size: 12px;
  color: var(--tool-ink-muted);
  margin-top: 6px;
}

/* Secondary KPI Grid */
.proex-kpi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.proex-kpi-box {
  background: var(--tool-bg);
  border: 1px solid var(--tool-border);
  border-radius: var(--tool-radius-md);
  padding: 14px 16px;
}

.proex-kpi-box-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--tool-ink-muted);
  margin-bottom: 4px;
}

.proex-kpi-box-val {
  font-size: 17px;
  font-weight: 600;
  color: var(--tool-ink);
  line-height: 1.2;
}

.proex-kpi-box-sub {
  font-size: 11px;
  color: var(--tool-ink-muted);
  margin-top: 2px;
}

/* Breakdown Line Items */
.proex-breakdown-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-bottom: 24px;
}

.proex-breakdown-table tr {
  border-bottom: 1px solid var(--tool-border);
}

.proex-breakdown-table tr:last-child {
  border-bottom: none;
}

.proex-breakdown-table td {
  padding: 10px 0;
  vertical-align: middle;
}

.proex-breakdown-table .item-name {
  color: var(--tool-ink-secondary);
}

.proex-breakdown-table .item-name .sub {
  display: block;
  font-size: 11px;
  color: var(--tool-ink-muted);
}

.proex-breakdown-table .item-val {
  text-align: right;
  font-weight: 600;
  color: var(--tool-ink);
  white-space: nowrap;
}

.proex-breakdown-table .item-val.neg {
  color: #DC2626;
}

.proex-breakdown-table .item-val.pos {
  color: var(--tool-emerald);
}

/* Rating / Status Callout */
.proex-rating-callout {
  border-radius: var(--tool-radius-md);
  padding: 16px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 20px;
  border: 1px solid var(--tool-border);
  background: var(--tool-bg);
}

.proex-rating-callout.high {
  background: var(--tool-emerald-bg);
  border-color: rgba(24, 121, 78, 0.25);
}

.proex-rating-callout.standard {
  background: var(--tool-bronze-light);
  border-color: var(--tool-bronze-border);
}

.proex-rating-callout.caution {
  background: rgba(217, 119, 6, 0.08);
  border-color: rgba(217, 119, 6, 0.25);
}

.proex-rating-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--tool-ink);
  margin-bottom: 2px;
}

.proex-rating-desc {
  font-size: 12px;
  color: var(--tool-ink-secondary);
  line-height: 1.45;
}

/* --------------------------------------------------------------------------
   06. SVG CHARTS & VISUALIZATIONS
   -------------------------------------------------------------------------- */
.proex-svg-chart-container {
  width: 100%;
  height: auto;
  margin: 16px 0;
  background: var(--tool-bg);
  border: 1px solid var(--tool-border);
  border-radius: var(--tool-radius-md);
  padding: 16px;
}

/* --------------------------------------------------------------------------
   07. NAVIGATION MEGA MENU INTEGRATION
   -------------------------------------------------------------------------- */
.proex-nav-item-dropdown {
  position: relative;
}

.proex-dropdown-caret {
  margin-left: 4px;
  transition: transform 0.2s ease;
  vertical-align: middle;
}

.proex-nav-item-dropdown:hover .proex-dropdown-caret,
.proex-nav-item-dropdown.is-open .proex-dropdown-caret {
  transform: rotate(180deg);
}

/* Desktop Tools Mega Menu Dropdown */
.proex-tools-megamenu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 820px;
  max-width: min(860px, calc(100vw - 32px));
  box-sizing: border-box;
  background: #FFFFFF;
  border: 1px solid var(--tool-border);
  border-radius: var(--tool-radius-lg);
  padding: 24px 28px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12), 0 2px 12px rgba(0, 0, 0, 0.04);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  z-index: 1000;
  white-space: normal;
}

.proex-nav-item-dropdown:hover .proex-tools-megamenu,
.proex-nav-item-dropdown.is-open .proex-tools-megamenu,
.proex-nav-item-dropdown:focus-within .proex-tools-megamenu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.proex-megamenu-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.proex-megamenu-col-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--tool-bronze);
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--tool-border);
  white-space: normal;
}

.proex-megamenu-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.proex-megamenu-links li {
  white-space: normal;
}

.proex-megamenu-link {
  display: block;
  text-decoration: none;
  padding: 8px 10px;
  border-radius: var(--tool-radius-sm);
  transition: background 0.15s ease, color 0.15s ease;
  white-space: normal;
  box-sizing: border-box;
}

.proex-megamenu-link:hover {
  background: var(--tool-bg);
}

.proex-megamenu-link-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--tool-ink);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: normal;
  line-height: 1.35;
}

.proex-megamenu-link:hover .proex-megamenu-link-title {
  color: var(--tool-bronze);
}

.proex-megamenu-link-sub {
  font-size: 11.5px;
  color: var(--tool-ink-muted);
  margin-top: 3px;
  white-space: normal;
  line-height: 1.4;
}

.proex-megamenu-foot {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--tool-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12.5px;
  white-space: normal;
}

.proex-megamenu-foot a {
  color: var(--tool-bronze);
  text-decoration: none;
  font-weight: 600;
}

/* Desktop Project Mega Menu (Architectural 4-Column Balanced Layout) */
.proex-projects-megamenu {
  width: 900px;
  max-width: min(940px, calc(100vw - 32px));
  padding: 16px 22px 12px 22px;
}

/* Header summary bar */
.proex-projects-megamenu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 9px;
  margin-bottom: 11px;
  border-bottom: 1px solid rgba(23, 23, 23, 0.08);
}

.proex-megamenu-regions-summary {
  display: flex;
  align-items: center;
  gap: 14px;
}

.proex-region-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--tool-bronze, #9A7B4F);
  text-transform: uppercase;
}

.proex-region-pill-name {
  display: inline-block;
}

.proex-region-pill-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(154, 123, 79, 0.12);
  color: var(--tool-bronze, #9A7B4F);
  font-size: 10px;
  font-weight: 600;
  padding: 1.5px 7px;
  border-radius: 9999px;
  line-height: 1.2;
}

.proex-megamenu-summary-note {
  font-size: 11.5px;
  color: var(--tool-ink-muted, #71717A);
  font-weight: 500;
}

/* 4-column balanced grid */
.proex-projects-columns-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px 18px;
}

.proex-projects-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.proex-province-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.proex-province-name {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--tool-ink, #0A1428);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding-bottom: 4px;
  margin-bottom: 2px;
  border-bottom: 1px solid rgba(23, 23, 23, 0.06);
}

.proex-province-name > span:first-child {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.proex-province-name > span:first-child::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--tool-bronze, #9A7B4F);
  border-radius: 50%;
  flex-shrink: 0;
}

.proex-part-label {
  font-size: 10px;
  font-weight: 500;
  color: var(--tool-ink-muted, #71717A);
  text-transform: none;
  letter-spacing: normal;
}

.proex-subregion-tag {
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--tool-bronze, #9A7B4F);
  background: rgba(154, 123, 79, 0.1);
  padding: 1px 5px;
  border-radius: 4px;
  text-transform: uppercase;
}

.proex-province-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.proex-project-link {
  display: block;
  text-decoration: none;
  font-size: 12.5px;
  line-height: 1.35;
  color: var(--tool-ink-secondary, #334155);
  padding: 3px 6px;
  border-radius: 4px;
  transition: all 0.14s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.proex-project-link:hover {
  background: rgba(154, 123, 79, 0.08);
  color: var(--tool-bronze, #9A7B4F);
  padding-left: 8px;
}

.proex-project-name {
  display: inline-block;
  vertical-align: middle;
}

/* Footer bar */
.proex-megamenu-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(23, 23, 23, 0.08);
}

.proex-foot-note {
  color: var(--tool-ink-muted, #71717A);
  font-size: 11.5px;
}

.proex-foot-link {
  color: var(--tool-bronze, #9A7B4F);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s ease;
}

.proex-foot-link:hover {
  text-decoration: underline;
  transform: translateX(2px);
}

/* Mobile Drawer Projects Section */
.proex-mobile-region-header {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--tool-bronze);
  text-transform: uppercase;
  margin-top: 12px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--tool-border);
}

.proex-mobile-province-header {
  font-size: 12px;
  font-weight: 600;
  color: var(--tool-ink);
  margin-top: 8px;
  padding-left: 4px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.proex-mobile-province-header::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--tool-bronze);
  border-radius: 50%;
}

.proex-mobile-project-item {
  padding-left: 14px;
  font-size: 14px;
  min-height: 38px;
}

/* Mobile Accordion */
.proex-mobile-accordion-toggle {
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  padding: 12px 0;
  font-family: var(--font-serif, 'Newsreader', serif);
  font-size: 22px;
  color: var(--tool-ink);
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 48px;
}

.proex-mobile-accordion-content {
  display: none;
  flex-direction: column;
  gap: 12px;
  padding: 8px 0 16px 16px;
  border-left: 2px solid var(--tool-bronze);
  margin-top: 4px;
}

.proex-mobile-accordion-content.is-open {
  display: flex;
}

.proex-mobile-sublink {
  font-size: 15px;
  color: var(--tool-ink-secondary);
  text-decoration: none;
  padding: 6px 0;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.proex-mobile-sublink:hover,
.proex-mobile-sublink:active {
  color: var(--tool-bronze);
}

/* --------------------------------------------------------------------------
   08. LA BÀN (COMPASS) INTERACTIVE DIAL
   -------------------------------------------------------------------------- */
.proex-compass-wrap {
  text-align: center;
  padding: 24px 0;
}

.proex-compass-dial {
  width: min(280px, 80vw);
  height: min(280px, 80vw);
  max-width: 100%;
  margin: 0 auto 24px;
  position: relative;
  transition: transform 0.15s ease-out;
}

.proex-compass-angle-display {
  font-family: var(--font-serif, 'Newsreader', serif);
  font-size: 42px;
  font-weight: 500;
  color: var(--tool-ink);
  line-height: 1;
  letter-spacing: -0.02em;
}

.proex-compass-name-display {
  font-size: 18px;
  font-weight: 600;
  color: var(--tool-bronze);
  margin: 8px 0 16px;
}

/* --------------------------------------------------------------------------
   09. PREFILL BADGE & NOTIFICATION
   -------------------------------------------------------------------------- */
.proex-prefill-banner {
  background: var(--tool-bronze-light);
  border: 1px solid var(--tool-bronze-border);
  border-radius: var(--tool-radius-md);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--tool-ink);
  margin-bottom: 24px;
}

.proex-prefill-banner strong {
  color: var(--tool-bronze);
}

/* --------------------------------------------------------------------------
   10. MOBILE & TABLET RESPONSIVE REFINEMENTS (768px / 390px)
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .proex-lab-page {
    padding: 24px 0 60px;
  }
  .proex-lab-container {
    padding: 0 16px;
  }
  .proex-lab-hero {
    margin-bottom: 24px;
    padding-bottom: 20px;
  }
  .proex-lab-title {
    font-size: 28px;
    line-height: 1.2;
  }
  .proex-lab-subtitle {
    font-size: 14.5px;
  }
  .proex-calc-panel {
    padding: 20px 16px;
    border-radius: var(--tool-radius-md);
  }
  .proex-calc-panel-title {
    font-size: 17px;
    flex-wrap: wrap;
    line-height: 1.35;
    margin-bottom: 16px;
  }
  .proex-tools-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .proex-tool-card {
    padding: 20px;
  }
  .proex-compass-dial {
    width: 230px;
    height: 230px;
    margin-bottom: 16px;
  }
  .proex-compass-angle-display {
    font-size: 34px;
  }
  .proex-compass-name-display {
    font-size: 16px;
  }
  .proex-kpi-main-value {
    font-size: 30px;
  }
  .proex-kpi-grid {
    grid-template-columns: 1fr;
  }
  .fab-container {
    bottom: 16px !important;
    right: 16px !important;
    left: 16px !important;
    align-items: stretch !important;
    gap: 8px !important;
    max-width: calc(100vw - 32px) !important;
    box-sizing: border-box !important;
  }
  .fab-container > .zalo-btn,
  .fab-container > .hotline-btn {
    display: none !important;
  }
  .proex-mobile-contact-bar {
    display: grid !important;
    grid-template-columns: 0.8fr 0.8fr 1.4fr;
    gap: 6px;
    width: 100%;
    max-width: 100%;
    padding: 6px;
    border: 1px solid rgba(7, 61, 48, 0.12);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-sizing: border-box;
  }
  .proex-mobile-contact-action {
    display: flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 0 8px;
    border-radius: 10px;
    color: var(--tool-emerald, #18794E);
    font-size: 13px;
    font-weight: 650;
    text-decoration: none;
    white-space: nowrap;
    box-sizing: border-box;
  }
  .proex-mobile-contact-primary {
    background: var(--tool-emerald, #18794E);
    color: #fff !important;
  }
}

.proex-mobile-contact-bar {
  display: none;
}

/* Micro-climate KPI Grid */
.proex-climate-kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 24px;
  width: 100%;
}

@media (max-width: 540px) {
  .proex-climate-kpi-grid {
    grid-template-columns: 1fr;
  }
}