* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  color: #333;
  background: #f4f7fa;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { text-decoration: none; color: inherit; }

/* Header - logo + nav in one row */
.header {
  background: linear-gradient(135deg, #2E6DA4 0%, #1F5A8F 100%);
  color: #fff;
  padding: 10px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 6px rgba(46,109,164,.4);
  position: relative;
  z-index: 10;
}
.header .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.header .brand img {
  height: 36px;
  background: #fff;
  border-radius: 4px;
  padding: 2px;
}
.header .brand .brand-text {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 2px;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.header .record {
  font-size: 12px;
  opacity: .7;
  margin-left: 12px;
}

/* Navigation */
.nav {
  display: flex;
  justify-content: flex-end;
  align-items: stretch;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav > li {
  list-style: none;
  position: relative;
}
.nav > li > a {
  display: block;
  color: #fff;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 500;
  transition: background .2s;
}
.nav > li:hover > a,
.nav > li.active > a {
  background: #1a4d7a;
}
.nav .submenu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: #fff;
  border-top: 3px solid #2E6DA4;
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-5px);
  transition: all .25s ease;
  z-index: 20;
}
.nav > li:hover .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav .submenu li { list-style: none; }
.nav .submenu li a {
  display: block;
  padding: 10px 18px;
  font-size: 14px;
  color: #444;
  border-bottom: 1px solid #eef2f6;
  transition: all .2s;
}
.nav .submenu li:last-child a { border-bottom: none; }
.nav .submenu li a:hover {
  background: #EBF3FB;
  color: #2E6DA4;
  padding-left: 22px;
}
.top-bar {
  background: linear-gradient(135deg, #2E6DA4 0%, #4A8BBD 100%);
  color: #fff;
  padding: 8px 24px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 13px;
}
.top-bar .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-right: 130px;
    background-color: #fff;
  padding-right: 15px;
  border-radius: 5px;
  width: 247px;
  padding-left: 15px;
  }
  .top-bar .brand img {
    height: 45px;
    background: #fff;
    border-radius: 4px;
    padding: 2px;
  }
  .top-bar .brand .brand-text {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 2px;
    text-shadow: 0 1px 2px rgba(0,0,0,.1);
    color: #ff4f4f;
  }
  .top-bar .record { opacity: .9; }


/* Main layout */
.main {
  flex: 1;
  max-width: 1480px;
  width: 100%;
  margin: 24px auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
}

/* Sidebar */
.sidebar {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,.06);
  overflow: hidden;
  height: fit-content;
}
.sidebar-title {
  background: #2E6DA4;
  color: #fff;
  padding: 12px 18px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 2px;
}
.sidebar ul { list-style: none; }
.sidebar ul li a {
  display: block;
  padding: 12px 18px;
  border-bottom: 1px solid #f0f4f8;
  font-size: 14px;
  color: #555;
  transition: all .2s;
}
.sidebar ul li:last-child a { border-bottom: none; }
.sidebar ul li a:hover,
.sidebar ul li a.active {
  background: #EBF3FB;
  color: #2E6DA4;
  padding-left: 22px;
  border-left: 3px solid #2E6DA4;
}

/* Content area */
.content-area {
  background: #fff;
  border-radius: 10px;
  padding: 32px 40px;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
}
.content-area h1 {
  font-size: 24px;
  color: #1F5A8F;
  margin-bottom: 8px;
  padding-bottom: 12px;
  border-bottom: 2px solid #EBF3FB;
}
.content-area h2 {
  font-size: 18px;
  color: #2E6DA4;
  margin: 24px 0 12px;
  padding-left: 12px;
  border-left: 4px solid #2E6DA4;
}
.content-area h3 {
  font-size: 16px;
  color: #333;
  margin: 16px 0 8px;
}
.content-area p, .content-area li {
  font-size: 15px;
  line-height: 1.8;
  color: #444;
}
.content-area ul, .content-area ol {
  padding-left: 24px;
  margin-bottom: 12px;
}
.content-area ul li { list-style: none; }
.content-area ol li { list-style: decimal; }
.content-area .highlight {
  color: #fff;
  padding: 20px 0px;
  border-radius: 8px;
  margin: 16px 0;
  line-height: 1.8;
}
.content-area .highlight strong { color: #fff; }
.content-area .info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 16px 0;
}
.content-area .info-item {
  background: #F5FAFE;
  padding: 16px 20px;
  border-radius: 8px;
  border-left: 4px solid #2E6DA4;
}
.content-area .info-item .label {
  font-size: 13px;
  color: #2E6DA4;
  font-weight: 600;
  margin-bottom: 4px;
}
.content-area .info-item .value {
  font-size: 15px;
  color: #333;
}
.content-area .org-chart {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin: 24px 0;
}
.content-area .org-node {
  background: linear-gradient(135deg, #2E6DA4 0%, #4A8BBD 100%);
  color: #fff;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  box-shadow: 0 3px 10px rgba(46,109,164,.3);
}
.content-area .org-node.top {
  font-size: 18px;
  padding: 12px 32px;
}
.content-area .org-arrow {
  width: 2px;
  height: 20px;
  background: #2E6DA4;
}
.content-area .org-branches {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 12px;
  width: 100%;
  max-width: 900px;
}
.content-area .org-branch {
  background: #EBF3FB;
  color: #1F5A8F;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 13px;
  text-align: center;
  border: 1px solid #C4D9EE;
}
.content-area .org-branch b {
  display: block;
  font-size: 14px;
  margin-bottom: 2px;
}
.content-area .org-branch small {
  color: #555;
  font-size: 12px;
}

/* Footer */
.footer {
  background: linear-gradient(135deg, #2E6DA4 0%, #1F5A8F 100%);
  color: #fff;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
}
.footer .footer-item {
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer .footer-item .label {
  background: rgba(255,255,255,.2);
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 13px;
}
.footer .footer-logo img {
  height: 36px;
  background: #fff;
  border-radius: 4px;
  padding: 3px;
}

/* Hamburger menu */
.menu-toggle {
  display: none;
  background: #1a4d7a;
  color: #fff;
  border: none;
  padding: 10px 16px;
  font-size: 16px;
  cursor: pointer;
  border-radius: 4px;
  margin-left: 12px;
}

/* Card styles (used on homepage) */
.content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
  transition: transform .3s, box-shadow .3s;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(46,109,164,.25);
}
.card-header {
  background: linear-gradient(135deg, #2E6DA4 0%, #4A8BBD 100%);
  color: #fff;
  padding: 18px 20px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.card-header .num {
  width: 28px;
  height: 28px;
  background: rgba(255,255,255,.25);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.card-body {
  padding: 8px 0;
  flex: 1;
}
.card-body ul { list-style: none; }
.card-body li a {
  display: block;
  padding: 12px 20px 12px 32px;
  font-size: 14px;
  color: #555;
  border-bottom: 1px dashed #e8edf2;
  position: relative;
  transition: all .2s;
}
.card-body li:last-child a { border-bottom: none; }
.card-body li a::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background: #2E6DA4;
  border-radius: 50%;
  opacity: .6;
}
.card-body li a:hover {
  background: #F5FAFE;
  color: #1F5A8F;
  padding-left: 38px;
}
.card-body li a:hover::before {
  opacity: 1;
  transform: translateY(-50%) scale(1.3);
}

/* Chart bar */
.chart-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0;
}
.chart-bar .cat {
  width: 120px;
  font-size: 13px;
  color: #555;
  text-align: right;
  flex-shrink: 0;
}
.chart-bar .bar-wrap {
  flex: 1;
  background: #F0F4F8;
  border-radius: 4px;
  height: 24px;
  overflow: hidden;
}
.chart-bar .bar {
  background: linear-gradient(90deg, #2E6DA4, #4A8BBD);
  height: 100%;
  border-radius: 4px;
  transition: width .6s ease;
}
.chart-bar .val {
  width: 40px;
  font-size: 13px;
  color: #2E6DA4;
  font-weight: 600;
}

/* Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}
.data-table th {
  background: #2E6DA4;
  color: #fff;
  padding: 10px 12px;
  text-align: left;
  font-weight: 500;
}
.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid #eef2f6;
}
.data-table tr:hover td {
  background: #F5FAFE;
}
.data-table .tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  background: #EBF3FB;
  color: #2E6DA4;
}

/* SCI Custom Flow Chart */
.sci-flow {
  margin: 32px 0 24px;
  padding: 20px 0 0;
  position: relative;
}
.sci-flow-title {
  text-align: left;
  font-size: 30px;
  font-weight: 700;
  color: #1F5A8F;
  margin-bottom: 28px;
  letter-spacing: 2px;
  position: relative;
  z-index: 2;
  padding-left: 12px;
  border-left: 5px solid #E88A3C;
}
.sci-flow-steps {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0;
  position: relative;
}
.sci-flow-steps::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 8%;
  right: 8%;
  height: 6px;
  background: linear-gradient(90deg, #E88A3C 0%, #F5A623 50%, #2E6DA4 100%);
  border-radius: 3px;
  z-index: 1;
}
.sci-flow-steps::after {
  content: "➤";
  position: absolute;
  top: 14px;
  right: 3%;
  font-size: 34px;
  color: #2E6DA4;
  z-index: 3;
}
.sci-step {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 2;
  padding: 0 6px;
  min-width: 0;
}
.sci-step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #F5A623 0%, #E88A3C 100%);
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  box-shadow: 0 4px 14px rgba(232,138,60,.45);
  position: relative;
  z-index: 4;
}
.sci-step:nth-child(even) .sci-step-num {
  background: linear-gradient(135deg, #4A8BBD 0%, #2E6DA4 100%);
  box-shadow: 0 4px 14px rgba(46,109,164,.45);
}
.sci-step-title {
  font-size: 17px;
  font-weight: 700;
  color: #E88A3C;
  margin-bottom: 12px;
  letter-spacing: 1px;
  padding: 4px 10px;
  background: rgba(232,138,60,.1);
  border-radius: 4px;
  display: inline-block;
}
.sci-step:nth-child(even) .sci-step-title {
  color: #2E6DA4;
  background: rgba(46,109,164,.1);
}
.sci-step-list {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
  display: inline-block;
}
.sci-step-list li {
  font-size: 14px;
  color: #333;
  line-height: 1.8;
  padding: 2px 0;
  position: relative;
  padding-left: 14px;
}
.sci-step-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #333;
  font-size: 16px;
  line-height: 1.8;
}
.sci-step-list li.highlight {
color: #F00;
  font-weight: bold;
  font-size: 18px;
  list-style: none;
}
.sci-step-list li.highlight::before {
  color: #E88A3C;
  font-weight: 700;
}

/* SCI responsive */
@media (max-width: 960px) {
  .sci-flow { padding: 16px 8px 0; }
  .sci-flow-title { font-size: 24px; margin-bottom: 20px; }
  .sci-flow-steps::before { top: 22px; height: 5px; }
  .sci-flow-steps::after { top: 10px; font-size: 26px; }
  .sci-step-num { width: 46px; height: 46px; font-size: 18px; margin-bottom: 10px; }
  .sci-step-title { font-size: 14px; margin-bottom: 8px; padding: 3px 8px; }
  .sci-step-list li { font-size: 12px; line-height: 1.65; padding-left: 12px; }
  .sci-step-list li::before { font-size: 14px; }
}
@media (max-width: 600px) {
  .sci-flow-title { font-size: 20px; margin-bottom: 16px; }
  .sci-flow-steps {
    flex-direction: column;
    gap: 0;
  }
  .sci-flow-steps::before {
    top: 0;
    left: 28px;
    right: auto;
    width: 5px;
    height: auto;
    bottom: 40px;
    background: linear-gradient(180deg, #E88A3C 0%, #F5A623 50%, #2E6DA4 100%);
    border-radius: 3px;
  }
  .sci-flow-steps::after {
    top: auto;
    bottom: 16px;
    left: 12px;
    right: auto;
    font-size: 26px;
    transform: rotate(90deg);
  }
  .sci-step {
    display: flex;
    text-align: left;
    padding: 10px 0 10px 64px;
    position: relative;
    z-index: 2;
  }
  .sci-step-num {
    position: absolute;
    left: 6px;
    top: 12px;
    margin: 0;
    width: 42px;
    height: 42px;
    font-size: 16px;
  }
  .sci-step-title {
    font-size: 15px;
    margin-bottom: 4px;
    text-align: left;
    display: inline-block;
  }
  .sci-step-list {
    display: block;
    text-align: left;
  }
  .sci-step-list li {
    font-size: 13px;
    line-height: 1.7;
  }
}

/* Advantage Service Cards (2x2 grid) */
.advantage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 60px;
  margin: 32px 0;
}
.advantage-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.advantage-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  transform: rotate(45deg);
  background: linear-gradient(135deg, #2E6DA4 0%, #4A8BBD 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(46,109,164,.35);
  position: relative;
}
.advantage-icon svg {
  width: 30px;
  height: 30px;
  transform: rotate(-45deg);
  stroke: #fff;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.advantage-text {
  flex: 1;
  padding-top: 4px;
}
.advantage-text h3 {
  font-size: 20px;
  font-weight: 700;
  color: #1F5A8F;
  margin: 0 0 10px;
  letter-spacing: 1px;
}
.advantage-text p {
  font-size: 15px;
  line-height: 1.75;
  color: #555;
  margin: 0;
}

/* Responsive for advantage cards */
@media (max-width: 960px) {
  .advantage-grid {
    gap: 28px 36px;
  }
  .advantage-icon { width: 56px; height: 56px; }
  .advantage-icon svg { width: 26px; height: 26px; }
  .advantage-text h3 { font-size: 17px; }
  .advantage-text p { font-size: 13px; line-height: 1.65; }
}
@media (max-width: 600px) {
  .advantage-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .advantage-icon { width: 52px; height: 52px; }
  .advantage-icon svg { width: 24px; height: 24px; }
  .advantage-text h3 { font-size: 16px; }
  .advantage-text p { font-size: 13px; line-height: 1.6; }
  .advantage-card { gap: 16px; }
}

/* Project Process Flow */
.process-flow {
  margin: 28px 0;
  position: relative;
}
.process-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 20px;
}
.process-col h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 14px;
  padding: 0 0 8px;
  border-bottom: 2px solid #2E6DA4;
}
.process-col.col-left h3 { color: #2E6DA4; }
.process-col.col-right h3 { color: #2E6DA4; }
.process-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.process-col ul li {
  font-size: 15px;
  line-height: 2;
  color: #444;
  padding-left: 18px;
  position: relative;
}
.process-col ul li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #2E6DA4;
  font-weight: 700;
}

/* Phase connectors (3 circles with arrows) */
.process-phases {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  position: relative;
  margin: 30px 0;
}
.phase-dot {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  z-index: 2;
}
.phase-dot svg {
  width: 32px;
  height: 32px;
  stroke: #fff;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.phase-dot.blue {
  background: linear-gradient(135deg, #2E6DA4 0%, #1F5A8F 100%);
  box-shadow: 0 6px 20px rgba(31,90,143,.4);
}
.phase-dot.orange {
  background: linear-gradient(135deg, #F5A623 0%, #E88A3C 100%);
  box-shadow: 0 6px 20px rgba(232,138,60,.4);
}
.phase-line {
  flex: 1;
  height: 6px;
  min-width: 40px;
  position: relative;
}
.phase-line::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 3px;
}
.phase-line.blue::before {
  background: linear-gradient(90deg, #1F5A8F 0%, #2E6DA4 100%);
}
.phase-line.orange::before {
  background: linear-gradient(90deg, #F5A623 0%, #E88A3C 100%);
}
.phase-line::after {
  content: "➤";
  position: absolute;
  top: 50%;
  right: -4px;
  transform: translateY(-50%);
  font-size: 28px;
  color: inherit;
  z-index: 3;
}
.phase-line.blue::after { color: #1F5A8F; }
.phase-line.orange::after { color: #E88A3C; }

/* Bottom phase (项目中期) */
.process-bottom {
  margin-top: 16px;
  text-align: center;
}
.process-bottom h3 {
  display: inline-block;
  font-size: 22px;
  font-weight: 700;
  color: #E88A3C;
  margin: 0 0 16px;
  padding: 6px 28px;
  background: rgba(232,138,60,.1);
  border-radius: 6px;
}
.process-bottom ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: inline-block;
  text-align: left;
}
.process-bottom ul li {
  font-size: 15px;
  line-height: 2;
  color: #444;
  padding-left: 18px;
  position: relative;
}
.process-bottom ul li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #E88A3C;
  font-weight: 700;
}

/* Responsive for process flow */
@media (max-width: 960px) {
  .process-top { gap: 24px; }
  .process-col h3 { font-size: 18px; margin-bottom: 10px; padding-bottom: 6px; }
  .process-col ul li { font-size: 13px; line-height: 1.9; }
  .phase-dot { width: 60px; height: 60px; }
  .phase-dot svg { width: 26px; height: 26px; }
  .phase-line { min-width: 30px; }
  .phase-line::after { font-size: 22px; }
  .process-bottom h3 { font-size: 19px; padding: 5px 22px; }
  .process-bottom ul li { font-size: 13px; line-height: 1.9; }
}
@media (max-width: 600px) {
  .process-top {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .process-col h3 { font-size: 17px; }
  .process-col ul li { font-size: 14px; line-height: 1.9; }
  .process-phases { margin: 20px 0; }
  .phase-dot { width: 50px; height: 50px; }
  .phase-dot svg { width: 22px; height: 22px; }
  .phase-line { min-width: 20px; height: 5px; }
  .phase-line::after { font-size: 18px; right: -2px; }
  .process-bottom h3 { font-size: 18px; padding: 5px 20px; }
  .process-bottom ul li { font-size: 14px; line-height: 1.9; }
}

/* Responsive */
@media (max-width: 960px) {
  .main {
    grid-template-columns: 1fr;
    margin: 16px auto;
    padding: 0 16px;
  }
  .sidebar { order: -1; }

  /* Top bar: brand left, hamburger right */
  .top-bar {
    flex-wrap: wrap;
    padding: 10px 16px;
    justify-content: space-between;
  }
  .top-bar .brand {
    margin-right: 0;
    width: auto;
    flex: 1;
  }
  .top-bar .brand .brand-text { font-size: 16px; }
  .top-bar .brand img { height: 36px; }

  /* Hamburger button visible */
  .menu-toggle {
    display: block;
    margin-left: auto;
    padding: 8px 14px;
    font-size: 14px;
  }

  /* Nav: hidden by default, shown as dropdown */
  .nav {
    display: none;
    flex-direction: column;
    width: 100%;
    margin-top: 10px;
  }
  .nav.open { display: flex; }
  .nav > li > a { padding: 12px 18px; font-size: 15px; text-align: left; }
  .nav > li { border-bottom: 1px solid rgba(255,255,255,.12); }
  .nav > li:last-child { border-bottom: none; }

  /* Submenu: inline expand */
  .nav .submenu {
    position: static;
    box-shadow: none;
    border-top: none;
    background: rgba(0,0,0,.12);
    opacity: 1;
    visibility: visible;
    transform: none;
    min-width: 0;
    display: none;
  }
  .nav > li .submenu { display: none; }
  .nav.open .submenu { display: none; }
  .nav.open > li.open .submenu { display: block; }
  .nav .submenu li a {
    padding: 10px 28px;
    font-size: 14px;
    color: rgba(255,255,255,.85);
    border-bottom: 1px solid rgba(255,255,255,.08);
  }
  .nav .submenu li a:hover {
    background: rgba(255,255,255,.1);
    color: #fff;
    padding-left: 32px;
  }

  /* Cards: 2 columns on tablet */
  .content { grid-template-columns: repeat(2, 1fr); }

  /* Content area */
  .content-area { padding: 20px; }
  .content-area h1 { font-size: 22px; }
  .content-area h2 { font-size: 17px; }
  .content-area .info-grid { grid-template-columns: 1fr 1fr; }
  .content-area .org-branches { grid-template-columns: repeat(2, 1fr); }

  /* Footer */
  .footer {
    padding: 16px;
    gap: 10px;
    font-size: 13px;
  }
}

@media (max-width: 600px) {
  /* Top bar */
  .top-bar { padding: 8px 12px; }
  .top-bar .brand { gap: 8px; }
  .top-bar .brand .brand-text { font-size: 15px; letter-spacing: 1px; }
  .top-bar .brand img { height: 32px; }
  .menu-toggle { padding: 6px 12px; font-size: 13px; }

  /* Nav items */
  .nav > li > a { padding: 11px 14px; font-size: 14px; }
  .nav .submenu li a { padding: 9px 24px; font-size: 13px; }

  /* Main layout */
  .main {
    margin: 12px auto;
    padding: 0 12px;
  }

  /* Sidebar */
  .sidebar { border-radius: 8px; }
  .sidebar-title { padding: 10px 14px; font-size: 15px; }
  .sidebar ul li a { padding: 10px 14px; font-size: 13px; }

  /* Content area */
  .content-area {
    padding: 16px 14px;
    border-radius: 8px;
  }
  .content-area h1 { font-size: 20px; padding-bottom: 10px; }
  .content-area h2 { font-size: 16px; margin: 18px 0 10px; padding-left: 10px; }
  .content-area h3 { font-size: 15px; }
  .content-area p, .content-area li { font-size: 14px; line-height: 1.7; }
  .content-area ul, .content-area ol { padding-left: 20px; }
  .content-area .highlight { padding: 14px 16px; font-size: 14px; line-height: 1.7; }
  .content-area .info-grid { grid-template-columns: 1fr; gap: 10px; }
  .content-area .info-item { padding: 12px 14px; }
  .content-area .info-item .label { font-size: 12px; }
  .content-area .info-item .value { font-size: 14px; }
  .content-area .org-chart { gap: 8px; margin: 16px 0; }
  .content-area .org-node { padding: 8px 18px; font-size: 14px; }
  .content-area .org-node.top { font-size: 16px; padding: 10px 24px; }
  .content-area .org-arrow { height: 14px; }
  .content-area .org-branches { grid-template-columns: 1fr; gap: 8px; }
  .content-area .org-branch { padding: 8px 10px; font-size: 12px; }
  .content-area .org-branch b { font-size: 13px; }

  /* Cards: 1 column on mobile */
  .content { grid-template-columns: 1fr; gap: 14px; }
  .card-header { padding: 14px 16px; font-size: 16px; }
  .card-header .num { width: 24px; height: 24px; font-size: 12px; }
  .card-body li a { padding: 11px 16px 11px 28px; font-size: 13px; }
  .card-body li a::before { left: 14px; width: 5px; height: 5px; }

  /* Chart bar: smaller on mobile */
  .chart-bar { gap: 6px; margin: 6px 0; }
  .chart-bar .cat { width: 80px; font-size: 12px; }
  .chart-bar .bar-wrap { height: 20px; }
  .chart-bar .val { width: 34px; font-size: 12px; }

  /* Table: scrollable + smaller font */
  .content-area { overflow-x: auto; }
  .data-table { font-size: 12px; min-width: 360px; }
  .data-table th, .data-table td { padding: 8px 8px; }
  .data-table .tag { font-size: 11px; padding: 2px 6px; }

  /* Footer: stack vertically */
  .footer {
    flex-direction: column;
    text-align: center;
    padding: 14px 12px;
    gap: 8px;
  }
  .footer .footer-item { justify-content: center; }
  .footer .footer-item .label { font-size: 12px; padding: 2px 8px; }
}

/* Extra small screens */
@media (max-width: 380px) {
  .top-bar .brand .brand-text { font-size: 14px; }
  .top-bar .brand img { height: 28px; }
  .menu-toggle { padding: 5px 10px; font-size: 12px; }
  .content-area h1 { font-size: 18px; }
  .content-area h2 { font-size: 15px; }
  .chart-bar .cat { width: 64px; font-size: 11px; }
  .chart-bar .val { width: 28px; font-size: 11px; }
}