:root{
  --color-primary:#6d28d9;
  --color-primary-dark:#3b0764;
  --color-primary-darker:#1f1146;
  --color-accent:#22c55e;
  --color-accent-dark:#16a34a;
  --color-success:#10b981;
  --color-danger:#ef4444;

  --color-text:#0f172a;
  --color-text-muted:#475569;
  --color-text-light:#64748b;
  --color-bg:#f8fafc;
  --color-bg-soft:#ffffff;
  --color-bg-muted:#f1f5f9;
  --color-border:#e2e8f0;
  --color-border-soft:#eef2f7;

  --gradient-hero:linear-gradient(135deg,#1d4ed8 0%,#7c3aed 55%,#0ea5e9 100%);
  --gradient-deep:linear-gradient(135deg,#0b1224 0%,#1f2a5a 100%);
  --gradient-dept:linear-gradient(135deg,#4f46e5 0%,#22c55e 100%);
  --gradient-security:linear-gradient(135deg,#111827 0%,#0b1224 100%);
  --gradient-mission:linear-gradient(135deg,#7c3aed 0%,#2563eb 65%,#06b6d4 100%);
  --gradient-trust:linear-gradient(135deg,#0ea5e9 0%,#7c3aed 100%);
  --gradient-cta:linear-gradient(135deg,#7c3aed 0%,#1d4ed8 100%);
  --gradient-accent:linear-gradient(135deg,#22c55e 0%,#16a34a 55%,#3b82f6 120%);
  --gradient-icon:linear-gradient(135deg,#1d4ed8 0%,#7c3aed 100%);

  --glass-bg:rgba(255,255,255,.085);
  --glass-border:rgba(255,255,255,.18);
  --glass-blur:blur(12px);

  --shadow-sm:0 2px 10px rgba(2,6,23,.08);
  --shadow-md:0 10px 22px rgba(2,6,23,.10),0 2px 6px rgba(2,6,23,.06);
  --shadow-lg:0 14px 34px rgba(2,6,23,.14),0 4px 10px rgba(2,6,23,.07);
  --shadow-xl:0 18px 44px rgba(2,6,23,.16),0 6px 16px rgba(2,6,23,.09);
  --shadow-primary:0 10px 24px rgba(109,40,217,.20),0 2px 8px rgba(109,40,217,.12);
  --shadow-accent:0 10px 26px rgba(34,197,94,.18),0 3px 10px rgba(34,197,94,.10);

  --radius-sm:4px;
  --radius-md:6px;
  --radius-lg:10px;
  --radius-pill:26px;

  --space-xs:0.45rem;
  --space-sm:.9rem;
  --space-md:1.25rem;
  --space-lg:1.8rem;
  --space-xl:2.6rem;
  --space-2xl:4.2rem;

  --transition-fast:180ms cubic-bezier(.2,.8,.2,1);
  --transition-base:240ms cubic-bezier(.2,.75,.15,1);
  --transition-slow:520ms cubic-bezier(.16,1,.3,1);
}

:where(body){
  color:var(--color-text);
  background:radial-gradient(1200px 600px at 15% 0%, rgba(124,58,237,.07) 0%, rgba(14,165,233,.04) 35%, rgba(255,255,255,0) 70%),var(--color-bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

:where(img){
  max-width:100%;
  height:auto;
}

.bg-glass{
  background:rgba(255,255,255,.07);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  border:1px solid rgba(255,255,255,.22);
  box-shadow:0 10px 30px rgba(2,6,23,.06),inset 0 1px 0 rgba(255,255,255,.22);
}

.icon-circle{
  width:60px;
  height:60px;
  background:linear-gradient(135deg,rgba(29,78,216,.95) 0%,rgba(124,58,237,.95) 55%,rgba(34,197,94,.9) 120%);
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:1.5rem;
  flex-shrink:0;
  box-shadow:0 14px 28px rgba(124,58,237,.18),0 6px 14px rgba(14,165,233,.10),inset 0 1px 0 rgba(255,255,255,.22);
}

.header{
  background:#ffffff;
  z-index:1030;
  box-shadow:0 2px 0 rgba(2,6,23,.04),0 10px 30px rgba(2,6,23,.06);
}

.header .navbar-brand img{
  transition:transform var(--transition-fast),filter var(--transition-fast);
  filter:saturate(1.05) contrast(1.02);
}

.header .navbar-brand:hover img{
  transform:scale(1.05) rotate(-.2deg);
  filter:saturate(1.12) contrast(1.05);
}

.header .nav-link{
  font-weight:500;
  color:var(--color-text-muted);
  transition:color var(--transition-fast),text-shadow var(--transition-fast),opacity var(--transition-fast);
}

.header .nav-link:hover{
  color:var(--color-primary);
  text-shadow:0 0 16px rgba(109,40,217,.22);
}

.hero-section{
  min-height:480px;
  background:var(--gradient-hero);
  color:#fff;
  padding-block:var(--space-2xl);
  position:relative;
  overflow:hidden;
}

.hero-section::before{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.08) 0%,rgba(0,0,0,.22) 100%);
  z-index:0;
  pointer-events:none;
}

.hero-section > .container{
  position:relative;
  z-index:1;
}

.hero-section h1{
  font-size:clamp(2rem,4vw,2.8rem);
  font-weight:700;
  margin-bottom:var(--space-sm);
  line-height:1.2;
  text-shadow:0 10px 30px rgba(2,6,23,.22);
}

.hero-section h2{
  font-size:clamp(1.1rem,2vw,1.4rem);
  opacity:.95;
  margin-bottom:var(--space-md);
  font-weight:500;
  text-shadow:0 8px 22px rgba(2,6,23,.18);
}

.hero-section .lead{
  font-size:1.1rem;
  max-width:700px;
  margin-inline:auto;
  opacity:.95;
  text-shadow:0 6px 18px rgba(2,6,23,.16);
}

.hero-buttons{
  display:flex;
  gap:var(--space-sm);
  justify-content:center;
  flex-wrap:wrap;
  margin-block-start:var(--space-md);
}

.notice-bar{
  animation:noticeSlideIn 0.42s cubic-bezier(.2,.9,.2,1);
}

.notice-bar a{
  transition:opacity var(--transition-fast),transform var(--transition-fast),color var(--transition-fast);
}

.notice-bar a:hover{
  opacity:.9;
  transform:translateY(-1px);
}

@keyframes noticeSlideIn{
  from{transform:translateY(-100%);opacity:0;}
  to{transform:translateY(0);opacity:1;}
}

.breadcrumb-nav{
  background:linear-gradient(180deg,var(--color-bg-muted) 0%,rgba(255,255,255,.55) 100%);
  border-bottom:1px solid rgba(2,6,23,.05);
}

.breadcrumb-nav .breadcrumb-item a{
  transition:color var(--transition-fast),text-shadow var(--transition-fast);
  text-shadow:none;
}

.breadcrumb-nav .breadcrumb-item a:hover{
  color:var(--color-primary-dark) !important;
  text-shadow:0 0 18px rgba(59,7,100,.18);
}

.why-us-section{
  background:linear-gradient(180deg,var(--color-bg-soft) 0%,rgba(255,255,255,.7) 100%);
}

.whyus-card{
  background:#fff;
  border:1px solid rgba(226,232,240,.9);
  border-radius:var(--radius-md);
  padding:var(--space-md);
  transition:transform var(--transition-base),box-shadow var(--transition-base),border-color var(--transition-base),background var(--transition-base);
  height:100%;
  box-shadow:0 6px 18px rgba(2,6,23,.06),inset 0 1px 0 rgba(255,255,255,.55);
}

.whyus-card:hover{
  transform:translateY(-4px);
  box-shadow:0 16px 34px rgba(2,6,23,.12),0 4px 12px rgba(109,40,217,.10),inset 0 1px 0 rgba(255,255,255,.62);
  border-color:rgba(109,40,217,.28);
}

.about-section{
  background:var(--gradient-deep);
  color:#fff;
}

.about-img-wrap{
  overflow:hidden;
  border-radius:var(--radius-lg);
  box-shadow:0 14px 34px rgba(2,6,23,.26);
}

.about-img-wrap img{
  transition:transform var(--transition-slow),filter var(--transition-slow);
  filter:saturate(1.05) contrast(1.04);
}

.about-img-wrap:hover img{
  transform:scale(1.06);
  filter:saturate(1.12) contrast(1.08);
}

.about-card{
  transition:transform var(--transition-base),background var(--transition-base),border-color var(--transition-base),box-shadow var(--transition-base);
}

.about-card:hover{
  transform:translateY(-3px);
  background:rgba(255,255,255,.10);
  box-shadow:0 16px 34px rgba(2,6,23,.14);
  border-color:rgba(255,255,255,.18);
}

.text-white-75{
  color:rgba(255,255,255,.86) !important;
  text-shadow:0 6px 18px rgba(2,6,23,.12);
}

.departments-section{
  background:var(--gradient-dept);
  color:#fff;
}

.departments-title{
  font-size:clamp(1.6rem,3vw,2.2rem);
  font-weight:700;
  margin-bottom:var(--space-sm);
  text-shadow:0 14px 36px rgba(2,6,23,.25);
}

.departments-subtitle{
  font-size:1.05rem;
  max-width:800px;
  margin-inline:auto;
  color:rgba(255,255,255,.88);
  text-shadow:0 10px 26px rgba(2,6,23,.18);
}

.departments-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--space-lg);
  margin-block-start:var(--space-lg);
}

@media (min-width:768px){
  .departments-grid{
    grid-template-columns:1fr 1fr;
  }
}

.d-item{
  background:rgba(255,255,255,.085);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  padding:var(--space-md);
  border-radius:var(--radius-md);
  margin-bottom:var(--space-sm);
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 10px 26px rgba(2,6,23,.12),inset 0 1px 0 rgba(255,255,255,.20);
}

.d-num{
  font-size:1.5rem;
  font-weight:700;
  color:var(--color-accent);
  margin-bottom:var(--space-xs);
  text-shadow:0 10px 26px rgba(34,197,94,.22);
}

.d-num span{
  color:rgba(255,255,255,.92);
  font-size:1.1rem;
  margin-inline-start:var(--space-xs);
}

.d-image{
  margin-bottom:var(--space-sm);
}

.d-image img{
  width:100%;
  border-radius:var(--radius-md);
  box-shadow:0 12px 28px rgba(2,6,23,.16);
  border:1px solid rgba(255,255,255,.18);
}

.security-section{
  background:var(--gradient-security);
  color:#fff;
}

.security-network{
  position:relative;
  max-width:800px;
  margin:var(--space-xl) auto;
  min-height:400px;
  display:grid;
  grid-template-columns:1fr;
  gap:var(--space-md);
}

@media (min-width:768px){
  .security-network{
    grid-template-columns:repeat(3, 1fr);
    grid-template-rows:repeat(3, auto);
  }
  .core-node{grid-column:2;grid-row:2;}
  .node-top-left{grid-column:1;grid-row:1;}
  .node-top-right{grid-column:3;grid-row:1;}
  .node-bottom-left{grid-column:1;grid-row:3;}
  .node-bottom-right{grid-column:3;grid-row:3;}
}

.core-node{
  background:linear-gradient(135deg,rgba(34,197,94,.95) 0%,rgba(124,58,237,.92) 55%,rgba(29,78,216,.92) 120%);
  border-radius:50%;
  width:140px;
  height:140px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  margin-inline:auto;
  color:rgba(255,255,255,.92);
  font-weight:700;
  box-shadow:
    0 28px 70px rgba(34,197,94,.18),
    0 14px 36px rgba(124,58,237,.18),
    0 2px 6px rgba(2,6,23,.20),
    inset 0 1px 0 rgba(255,255,255,.35);
  border:1px solid rgba(255,255,255,.18);
}

.node{
  background:rgba(255,255,255,.07);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  border-radius:var(--radius-md);
  padding:var(--space-sm);
  text-align:center;
  color:#fff;
  transition:transform var(--transition-base),background var(--transition-base),box-shadow var(--transition-base),border-color var(--transition-base);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 10px 24px rgba(2,6,23,.10),inset 0 1px 0 rgba(255,255,255,.14);
}

.node:hover{
  transform:scale(1.04);
  background:rgba(255,255,255,.12);
  box-shadow:0 18px 40px rgba(2,6,23,.14),0 10px 22px rgba(124,58,237,.10);
  border-color:rgba(255,255,255,.26);
}

.node-title{
  font-weight:600;
  color:var(--color-accent);
  margin-block:var(--space-xs);
  text-shadow:0 10px 26px rgba(34,197,94,.18);
}

@media (max-width:767.98px){
  .core-node{width:120px;height:120px;}
}

.honor-section{
  background:linear-gradient(180deg,rgba(255,255,255,.8) 0%,var(--color-bg-muted) 100%);
}

.honor-row{
  padding-block:var(--space-sm);
}

.honor-text-card{
  padding:var(--space-md);
  background:#fff;
  border-radius:var(--radius-md);
  border-inline-start:4px solid var(--color-primary);
  transition:transform var(--transition-base),box-shadow var(--transition-base),background var(--transition-base),border-color var(--transition-base);
  box-shadow:0 8px 22px rgba(2,6,23,.07),inset 0 1px 0 rgba(255,255,255,.55);
  border:1px solid rgba(226,232,240,.95);
}

.honor-text-card:hover{
  transform:translateY(-3px);
  box-shadow:0 16px 36px rgba(2,6,23,.12),0 10px 26px rgba(109,40,217,.10);
  background:linear-gradient(135deg,rgba(255,255,255,1) 0%,rgba(124,58,237,.05) 100%);
}

.mission-section{
  background:var(--gradient-mission);
  padding-block:var(--space-2xl);
  color:#fff;
}

.mission-list li{
  margin-bottom:var(--space-sm);
  color:rgba(226,232,240,.92);
  text-shadow:0 10px 26px rgba(2,6,23,.15);
}

.stats-section{
  background:var(--color-bg-soft);
}

.stats-card{
  transition:transform var(--transition-base),box-shadow var(--transition-base),background var(--transition-base),border-color var(--transition-base);
  background:linear-gradient(180deg,rgba(248,250,252,.95) 0%,rgba(255,255,255,1) 100%);
  border:1px solid rgba(226,232,240,.9);
  box-shadow:0 10px 26px rgba(2,6,23,.06),inset 0 1px 0 rgba(255,255,255,.6);
}

.stats-card:hover{
  transform:translateY(-5px);
  box-shadow:0 18px 44px rgba(2,6,23,.12),0 10px 26px rgba(29,78,216,.10);
  background:linear-gradient(135deg,#ffffff 0%,rgba(59,130,246,.10) 55%,rgba(124,58,237,.08) 100%);
  border-color:rgba(109,40,217,.22);
}

.stats-card h3{
  font-variant-numeric:tabular-nums;
  color:var(--color-primary-dark);
  text-shadow:0 10px 26px rgba(109,40,217,.10);
}

.news-section{
  background:var(--color-bg-soft);
}

.news-card{
  transition:transform var(--transition-base),box-shadow var(--transition-base),background var(--transition-base),border-color var(--transition-base);
  border:1px solid rgba(226,232,240,.95);
  background:#fff;
  border-radius:var(--radius-md);
  box-shadow:0 10px 26px rgba(2,6,23,.06),inset 0 1px 0 rgba(255,255,255,.55);
}

.news-card:hover{
  transform:translateY(-5px);
  box-shadow:0 22px 52px rgba(2,6,23,.14),0 10px 26px rgba(124,58,237,.12);
  border-color:rgba(109,40,217,.26);
}

.news-img-wrap{
  height:200px;
  overflow:hidden;
  position:relative;
}

.news-img-wrap img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform var(--transition-slow),filter var(--transition-slow);
  filter:saturate(1.06) contrast(1.03);
}

.news-card:hover .news-img-wrap img{
  transform:scale(1.08);
  filter:saturate(1.12) contrast(1.07);
}

.matches-section{
  background:var(--color-bg-soft);
}

.match-card{
  transition:transform var(--transition-base),box-shadow var(--transition-base),border-color var(--transition-base),background var(--transition-base);
  border:1px solid rgba(226,232,240,.95);
  border-radius:var(--radius-md);
  background:#fff;
  box-shadow:0 10px 26px rgba(2,6,23,.06),inset 0 1px 0 rgba(255,255,255,.55);
}

.match-card:hover{
  transform:translateY(-3px);
  box-shadow:0 18px 40px rgba(2,6,23,.12),0 10px 26px rgba(124,58,237,.12);
  border-color:rgba(109,40,217,.65);
  background:linear-gradient(135deg,rgba(255,255,255,1) 0%,rgba(124,58,237,.06) 100%);
}

.match-card .team{
  min-width:0;
}

.match-card .team .small{
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.match-card .score{
  font-variant-numeric:tabular-nums;
  color:var(--color-primary-darker);
  text-shadow:0 10px 26px rgba(2,6,23,.10);
}

.trust-section{
  background:var(--gradient-trust);
  color:#fff;
}

.trust-card{
  background:rgba(255,255,255,.07);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  border-radius:var(--radius-md);
  padding:var(--space-lg) var(--space-sm);
  height:100%;
  transition:transform var(--transition-base),background var(--transition-base),box-shadow var(--transition-base),border-color var(--transition-base);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 18px 46px rgba(2,6,23,.18),inset 0 1px 0 rgba(255,255,255,.18);
}

.trust-card:hover{
  transform:translateY(-3px);
  background:rgba(255,255,255,.12);
  box-shadow:0 24px 60px rgba(2,6,23,.22),0 10px 26px rgba(34,197,94,.14);
  border-color:rgba(255,255,255,.26);
}

.partners-section{
  background:var(--color-bg-soft);
}

.partner-card{
  transition:transform var(--transition-base),box-shadow var(--transition-base),background var(--transition-base);
  border-radius:var(--radius-md);
}

.partner-card:hover{
  transform:translateY(-5px);
  box-shadow:0 22px 52px rgba(2,6,23,.14),0 10px 26px rgba(34,197,94,.14);
  background:linear-gradient(135deg,rgba(255,255,255,1) 0%,rgba(34,197,94,.06) 100%);
}

.testimonials-section{
  background:#fff;
}

.testimonial-card{
  transition:transform var(--transition-base),box-shadow var(--transition-base),border-color var(--transition-base),background var(--transition-base);
  border-block-start:4px solid transparent;
  background:#fff;
  border-radius:var(--radius-md);
  box-shadow:0 10px 26px rgba(2,6,23,.06),inset 0 1px 0 rgba(255,255,255,.55);
  border:1px solid rgba(226,232,240,.95);
}

.testimonial-card:hover{
  border-block-start-color:var(--color-accent);
  transform:translateY(-5px);
  box-shadow:0 22px 52px rgba(2,6,23,.14),0 10px 26px rgba(34,197,94,.14);
  background:linear-gradient(135deg,rgba(255,255,255,1) 0%,rgba(34,197,94,.05) 100%);
}

.cta-banner-section{
  background:var(--gradient-cta);
  color:#fff;
  position:relative;
  overflow:hidden;
}

.cta-banner-section::before{
  content:'';
  position:absolute;
  inset:0;
  background:
    radial-gradient(800px 320px at 10% 20%, rgba(34,197,94,.18) 0%, rgba(34,197,94,0) 55%),
    radial-gradient(700px 280px at 90% 0%, rgba(14,165,233,.18) 0%, rgba(14,165,233,0) 60%),
    linear-gradient(180deg,rgba(0,0,0,.10) 0%,rgba(0,0,0,.26) 100%);
  z-index:0;
}

.cta-banner-section > .container{
  position:relative;
  z-index:1;
}

.cta-banner-section .btn-warning{
  box-shadow:0 16px 34px rgba(245,158,11,.22),0 6px 16px rgba(245,158,11,.14),inset 0 1px 0 rgba(255,255,255,.20);
  border:1px solid rgba(245,158,11,.35);
}

.text-white-75{
  color:rgba(255,255,255,.88) !important;
  text-shadow:0 10px 26px rgba(2,6,23,.18);
}

.footer{
  font-size:0.9rem;
  color:#c7d2fe;
  text-shadow:0 10px 26px rgba(2,6,23,.12);
}

.footer a {
    transition: color 180ms cubic-bezier(0.2, 0.9, 0.25, 1);
}

.footer a:hover {
    color: var(--color-accent) !important;
}

.footer-copyright {
    font-size: 0.85rem;
}

.footer-beian {
    font-size: 0.8rem;
    line-height: 1.8;
    opacity: 0.9;
    color: color-mix(in srgb, #0f172a 76%, #7c3aed 10%);
}

.footer-beian a:hover {
    color: var(--color-accent) !important;
    text-decoration: underline !important;
}

.footer-beian img {
    margin-inline-end: 4px;
    transition: transform 220ms cubic-bezier(0.22, 1, 0.36, 1);
    filter: drop-shadow(0 10px 18px rgba(15, 23, 42, 0.18));
}

.footer-beian a:hover img {
    transform: scale(1.14);
    filter: drop-shadow(0 14px 24px rgba(124, 58, 237, 0.22));
}

.footer-beian li {
    white-space: nowrap;
}

@media (max-width: 575.98px) {
    .footer-beian ul {
        flex-direction: column;
        gap: var(--space-xs) !important;
    }

    .footer-beian li {
        white-space: normal;
        text-align: center;
    }
}

/* ============================================
   22. Form (Login/Signup/Contact)
   ============================================ */
.form-control:focus,
.form-select:focus {
    border-color: #5b21b6;
    box-shadow:
        0 0 0 0.18rem rgba(91, 33, 182, 0.16),
        0 10px 26px rgba(91, 33, 182, 0.10),
        0 2px 0 rgba(255, 255, 255, 0.4) inset;
}

.btn-primary {
    background-color: #7c3aed;
    border-color: #7c3aed;
    box-shadow:
        0 12px 24px rgba(124, 58, 237, 0.22),
        0 2px 0 rgba(255, 255, 255, 0.25) inset;
    border-radius: 4px;
    transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease, box-shadow 200ms ease;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #6d28d9;
    border-color: #6d28d9;
    box-shadow:
        0 14px 28px rgba(109, 40, 217, 0.25),
        0 2px 0 rgba(255, 255, 255, 0.28) inset;
}

.input-group-text {
    background-color: #f3f4f6;
    border-color: #e5e7eb;
    color: #111827;
    border-radius: 4px;
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.7) inset,
        0 10px 22px rgba(2, 6, 23, 0.06);
}

/* ============================================
   23. Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================================
   Grid Layout Defaults (CSS-Variant-Ready)
   CSSVariantEngine sẽ override các rules này
   ============================================================ */

/* 新闻网格 (默认 3 列) */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.45rem;
}

/* 功能特性列表 (默认 3 列) */
.feature-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.45rem;
}

/* 用户评价 (默认 3 列) */
.testimonial-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.45rem;
}

/* 合作伙伴 (默认 4 列) */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.45rem;
    align-items: center;
}

/* 数据统计 (默认 4 列) */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.45rem;
    text-align: center;
}

/* FAQ 列表 (默认单列居中) */
.faq-list {
    max-width: 820px;
    margin: 0 auto;
}

/* Hero 内容 (默认居中) */
.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* Hero 分割布局 (左文右图) */
.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}
.hero-split-text { }
.hero-split-img { text-align: center; }

/* CTA 内容 (默认居中) */
.cta-inner {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* 作者团队 (默认 4 列) */
.authors-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.45rem;
}

/* 联系渠道 (默认 3 列) */
.channels-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.45rem;
}

/* 文章列表 (默认 2 列) */
.post-list-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.35rem;
}

/* 相关文章 (默认 3 列) */
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

/* 赛事列表 (默认 3 列) */
.matches-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

/* 步 骤网格 (默认 4 列) */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.45rem;
}

/* 二维码网格 (默认 3 列) */
.qr-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.45rem;
    justify-items: center;
}

/* 荣誉列表 (默认 2 列交替) */
.honor-list {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}
.honor-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}
.honor-row-reverse {
    direction: rtl;
}
.honor-row-reverse > * {
    direction: ltr;
}

/* ============================================================
   Responsive Defaults
   ============================================================ */
@media (max-width: 1024px) {
    .news-grid,
    .feature-list,
    .channels-grid,
    .testimonial-list { grid-template-columns: repeat(2, 1fr); }

    .partner-grid,
    .stats-grid,
    .authors-grid { grid-template-columns: repeat(2, 1fr); }

    .matches-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }

    .hero-split { grid-template-columns: 1fr; }
    .honor-row { grid-template-columns: 1fr; }
    .honor-row-reverse { direction: ltr; }
}

@media (max-width: 640px) {
    .news-grid,
    .feature-list,
    .testimonial-list,
    .channels-grid,
    .post-list-grid,
    .related-grid,
    .authors-grid,
    .matches-grid { grid-template-columns: 1fr; }

    .partner-grid,
    .stats-grid { grid-template-columns: repeat(2, 1fr); }

    .steps-grid { grid-template-columns: 1fr; }
    .qr-grid { grid-template-columns: 1fr; max-width: 300px; margin: 0 auto; }

    .faq-list { max-width: 100%; }
}