:root{
    --color-primary:#9b6b4b;
    --color-primary-dark:#5b3a2a;
    --color-primary-darker:#3a2a22;
    --color-accent:#87a878;
    --color-accent-dark:#5f8456;
    --color-success:#4f7f5a;
    --color-danger:#b84d3a;

    --color-text:#2d2d2d;
    --color-text-muted:#5a5a5a;
    --color-text-light:#7a7a7a;
    --color-bg:#faf8f3;
    --color-bg-soft:#f4f0e8;
    --color-bg-muted:#efe9df;
    --color-border:#e6ded1;
    --color-border-soft:#f1ecdf;

    --gradient-hero:linear-gradient(135deg, #5f8456 0%, #c47b5a 55%, #f2d1aa 100%);
    --gradient-deep:linear-gradient(135deg, #2b2b2b 0%, #3a2a22 100%);
    --gradient-dept:linear-gradient(135deg, #2b2b2b 0%, #5b3a2a 55%, #c47b5a 100%);
    --gradient-security:linear-gradient(135deg, #2f2f2f, #1f1f1f);
    --gradient-mission:linear-gradient(135deg, #c47b5a 0%, #5f8456 100%);
    --gradient-trust:linear-gradient(135deg, #2b2b2b 0%, #5b3a2a 100%);
    --gradient-cta:linear-gradient(135deg, #c47b5a 0%, #87a878 100%);
    --gradient-accent:linear-gradient(135deg, #87a878, #c47b5a);
    --gradient-icon:linear-gradient(135deg, #c47b5a 0%, #87a878 100%);

    --glass-bg:rgba(250, 248, 243, 0.72);
    --glass-border:rgba(45, 45, 45, 0.10);
    --glass-blur:blur(12px);

    --shadow-sm:0 1px 0 rgba(45,45,45,0.06), 0 8px 18px rgba(45,45,45,0.06);
    --shadow-md:0 1px 0 rgba(45,45,45,0.06), 0 14px 30px rgba(45,45,45,0.10);
    --shadow-lg:0 1px 0 rgba(45,45,45,0.06), 0 20px 48px rgba(45,45,45,0.12);
    --shadow-xl:0 1px 0 rgba(45,45,45,0.07), 0 26px 70px rgba(45,45,45,0.14);
    --shadow-primary:0 1px 0 rgba(45,45,45,0.05), 0 16px 40px rgba(196,123,90,0.18), 0 2px 0 rgba(196,123,90,0.10) inset;
    --shadow-accent:0 1px 0 rgba(45,45,45,0.05), 0 14px 34px rgba(135,168,120,0.16), 0 2px 0 rgba(135,168,120,0.10) inset;

    --radius-sm:4px;
    --radius-md:6px;
    --radius-lg:10px;
    --radius-pill:999px;

    --space-xs:0.5rem;
    --space-sm:0.9rem;
    --space-md:1.15rem;
    --space-lg:1.8rem;
    --space-xl:2.6rem;
    --space-2xl:4.2rem;

    --transition-fast:160ms cubic-bezier(.2,.8,.2,1);
    --transition-base:220ms cubic-bezier(.2,.8,.2,1);
    --transition-slow:360ms cubic-bezier(.2,.8,.2,1);
}

:where(body){
    color:var(--color-text);
    background:var(--color-bg);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    caret-color:var(--color-accent);
    accent-color:var(--color-accent);
}

:where(img){
    max-width:100%;
    height:auto;
    filter:saturate(0.98) contrast(1.02);
}

.bg-glass{
    background:var(--glass-bg);
    backdrop-filter:var(--glass-blur);
    -webkit-backdrop-filter:var(--glass-blur);
    border:1px solid var(--glass-border);
    box-shadow:0 1px 0 rgba(45,45,45,0.05);
}

.icon-circle{
    width:60px;
    height:60px;
    background:var(--gradient-icon);
    border-radius:50%;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    color:#fff;
    font-size:1.5rem;
    flex-shrink:0;
    box-shadow:0 10px 24px rgba(45,45,45,0.12);
    text-shadow:0 1px 0 rgba(45,45,45,0.18);
}

.header{
    background:#fff;
    z-index:1030;
    box-shadow:0 1px 0 rgba(45,45,45,0.06);
}

.header .navbar-brand img{
    transition:transform var(--transition-fast), filter var(--transition-fast);
    filter:saturate(0.98) contrast(1.03);
}

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

.header .nav-link{
    font-weight:500;
    color:var(--color-text);
    transition:color var(--transition-fast), opacity var(--transition-fast);
    text-shadow:0 1px 0 rgba(255,255,255,0.4);
}

.header .nav-link:hover{
    color:var(--color-primary);
    opacity:0.92;
}

.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(0,0,0,0.10) 0%, rgba(0,0,0,0.20) 70%, rgba(0,0,0,0.26) 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(0,0,0,0.20);
}

.hero-section h2{
    font-size:clamp(1.1rem, 2vw, 1.4rem);
    opacity:0.95;
    margin-bottom:var(--space-md);
    font-weight:500;
    text-shadow:0 8px 24px rgba(0,0,0,0.18);
}

.hero-section .lead{
    font-size:1.1rem;
    max-width:700px;
    margin-inline:auto;
    opacity:0.96;
    text-shadow:0 10px 28px rgba(0,0,0,0.18);
}

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

.notice-bar{
    animation:noticeSlideIn 420ms cubic-bezier(.2,.8,.2,1);
}

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

.notice-bar a:hover{
    opacity:0.88;
    transform:translateY(-1px);
}

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

.breadcrumb-nav{
    background:var(--color-bg-muted);
    border-bottom:1px solid rgba(45,45,45,0.06);
}

.breadcrumb-nav .breadcrumb-item a{
    transition:color var(--transition-fast), opacity var(--transition-fast);
}

.breadcrumb-nav .breadcrumb-item a:hover{
    color:var(--color-primary-dark)!important;
    opacity:0.92;
}

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

.whyus-card{
    background:#fff;
    border:1px solid var(--color-border-soft);
    border-radius:var(--radius-md);
    padding:var(--space-md);
    transition:transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base);
    height:100%;
    box-shadow:0 1px 0 rgba(45,45,45,0.04);
}

.whyus-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-sm), 0 18px 44px rgba(45,45,45,0.10);
    border-color:rgba(196,123,90,0.28);
    background:linear-gradient(180deg, #ffffff 0%, #fbf6ee 100%);
}

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

.about-img-wrap{
    overflow:hidden;
    border-radius:var(--radius-lg);
    box-shadow:0 10px 30px rgba(0,0,0,0.18);
}

.about-img-wrap img{
    transition:transform var(--transition-slow), filter var(--transition-slow);
    filter:saturate(0.98) contrast(1.02);
}

.about-img-wrap:hover img{
    transform:scale(1.04);
    filter:saturate(1.06) contrast(1.06);
}

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

.about-card:hover{
    transform:translateY(-3px);
    background:rgba(250,248,243,0.10);
    box-shadow:0 1px 0 rgba(255,255,255,0.06), 0 18px 48px rgba(0,0,0,0.18);
}

.text-white-75{
    color:rgba(255,255,255,0.78)!important;
    text-shadow:0 10px 25px rgba(0,0,0,0.20);
}

.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 10px 30px rgba(0,0,0,0.20);
}

.departments-subtitle{
    font-size:1.05rem;
    max-width:800px;
    margin-inline:auto;
    color:rgba(255,255,255,0.86);
    text-shadow:0 8px 22px rgba(0,0,0,0.18);
}

.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:var(--glass-bg);
    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(45,45,45,0.10);
    box-shadow:0 1px 0 rgba(45,45,45,0.05);
}

.d-num{
    font-size:1.5rem;
    font-weight:700;
    color:var(--color-accent);
    margin-bottom:var(--space-xs);
    text-shadow:0 10px 26px rgba(0,0,0,0.14);
}

.d-num span{
    color:#fff;
    font-size:1.1rem;
    margin-inline-start:var(--space-xs);
    text-shadow:0 8px 20px rgba(0,0,0,0.16);
}

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

.d-image img{
    width:100%;
    border-radius:var(--radius-md);
    box-shadow:0 10px 24px rgba(0,0,0,0.16);
}

.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:var(--gradient-accent);
    border-radius:50%;
    width:140px;
    height:140px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    margin-inline:auto;
    color:var(--color-primary-darker);
    font-weight:700;
    box-shadow:0 18px 50px rgba(196,123,90,0.28), 0 10px 30px rgba(135,168,120,0.18), 0 1px 0 rgba(255,255,255,0.20) inset;
    text-shadow:0 1px 0 rgba(255,255,255,0.15);
}

.node{
    background:var(--glass-bg);
    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(45,45,45,0.12);
    box-shadow:0 1px 0 rgba(45,45,45,0.05);
}

.node:hover{
    transform:scale(1.05);
    background:rgba(250,248,243,0.16);
    box-shadow:0 1px 0 rgba(255,255,255,0.08), 0 20px 60px rgba(0,0,0,0.22);
    border-color:rgba(135,168,120,0.35);
}

.node-title{
    font-weight:600;
    color:var(--color-accent);
    margin-block:var(--space-xs);
    text-shadow:0 10px 25px rgba(0,0,0,0.20);
}

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

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

.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), border-color var(--transition-base), background var(--transition-base);
    box-shadow:0 1px 0 rgba(45,45,45,0.04);
}

.honor-text-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-sm), 0 18px 50px rgba(45,45,45,0.10);
    border-color:rgba(196,123,90,0.90);
    background:linear-gradient(180deg, #ffffff 0%, #fbf6ee 100%);
}

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

.mission-list li{
    margin-bottom:var(--space-sm);
    color:rgba(255,255,255,0.88);
    text-shadow:0 10px 26px rgba(0,0,0,0.16);
}

.stats-section{
    background:#fff;
}

.stats-card{
    transition:transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), border-color var(--transition-base);
    background:var(--color-bg-soft);
    border:1px solid rgba(45,45,45,0.06);
    border-radius:var(--radius-md);
    box-shadow:0 1px 0 rgba(45,45,45,0.03);
}

.stats-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-md);
    background:linear-gradient(135deg, #ffffff 0%, #f3efe6 35%, #f0fbf2 100%);
    border-color:rgba(135,168,120,0.28);
}

.stats-card h3{
    font-variant-numeric:tabular-nums;
    color:var(--color-primary-darker);
    text-shadow:0 1px 0 rgba(255,255,255,0.6);
}

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

.news-card{
    transition:transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base), background var(--transition-base);
    border:1px solid var(--color-border-soft);
    border-radius:var(--radius-md);
    background:#fff;
    box-shadow:0 1px 0 rgba(45,45,45,0.03);
}

.news-card:hover{
    transform:translateY(-5px);
    box-shadow:var(--shadow-lg);
    border-color:rgba(196,123,90,0.26);
    background:linear-gradient(180deg, #ffffff 0%, #fbf6ee 100%);
}

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

.news-img-wrap::after{
    content:'';
    position:absolute;
    inset:0;
    background:linear-gradient(180deg, rgba(0,0,0,0.02) 0%, rgba(0,0,0,0.22) 100%);
    pointer-events:none;
    z-index:1;
    opacity:0.9;
}

.news-img-wrap img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform var(--transition-slow), filter var(--transition-slow);
    filter:saturate(0.98) contrast(1.03);
}

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

.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 var(--color-border-soft);
    border-radius:var(--radius-md);
    background:#fff;
    box-shadow:0 1px 0 rgba(45,45,45,0.03);
}

.match-card:hover{
    transform:translateY(-3px);
    box-shadow:var(--shadow-md);
    border-color:rgba(196,123,90,0.60);
    background:linear-gradient(180deg, #ffffff 0%, #fbf6ee 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-dark);
    text-shadow:0 10px 28px rgba(0,0,0,0.12);
}

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

.trust-card{
    background:var(--glass-bg);
    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(255,255,255,0.10);
    box-shadow:0 1px 0 rgba(255,255,255,0.06);
}

.trust-card:hover{
    transform:translateY(-3px);
    background:rgba(250,248,243,0.16);
    box-shadow:0 18px 60px rgba(0,0,0,0.22);
    border-color:rgba(135,168,120,0.30);
}

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

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

.partner-card:hover{
    transform:translateY(-5px);
    box-shadow:var(--shadow-primary);
    border-color:rgba(196,123,90,0.25);
}

.testimonials-section{
    background:#fff;
}

.testimonial-card{
    transition:transform var(--transition-base), box-shadow var(--transition-base), border-block-start-color var(--transition-base), background var(--transition-base);
    border-block-start:4px solid transparent;
    border-radius:var(--radius-md);
}

.testimonial-card:hover{
    border-block-start-color:var(--color-accent);
    transform:translateY(-5px);
    box-shadow:var(--shadow-md);
    background:linear-gradient(180deg, #ffffff 0%, #f7f3ea 100%);
}

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

.cta-banner-section::before{
    content:'';
    position:absolute;
    inset:0;
    background:linear-gradient(180deg, rgba(0,0,0,0.16) 0%, rgba(0,0,0,0.26) 100%);
    z-index:0;
    opacity:1;
}

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

.cta-banner-section .btn-warning{
    box-shadow:0 1px 0 rgba(45,45,45,0.05), 0 14px 34px rgba(196,123,90,0.28), 0 2px 0 rgba(255,255,255,0.18) inset;
    border-radius:var(--radius-sm);
}

.text-white-75{
    color:rgba(255,255,255,0.88)!important;
    text-shadow:0 12px 26px rgba(0,0,0,0.22);
}

.footer{
    font-size:0.9rem;
    color:#6f6f6f;
    text-shadow:0 1px 0 rgba(255,255,255,0.3);
}

.footer a {
    transition: color 180ms cubic-bezier(0.2, 0.8, 0.2, 1), text-shadow 180ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.footer a:hover {
    color: var(--color-accent) !important;
    text-shadow: 0 1px 0 rgba(0, 0, 0, 0.08);
}

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

.footer-beian {
    font-size: 0.8rem;
    line-height: 1.8;
    opacity: 0.82;
}

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

.footer-beian img {
    margin-inline-end: 4px;
    transition: transform 200ms cubic-bezier(0.2, 0.8, 0.2, 1), filter 200ms cubic-bezier(0.2, 0.8, 0.2, 1);
    border-radius: 6px;
    filter: saturate(0.95) contrast(1.02);
}

.footer-beian a:hover img {
    transform: scale(1.2);
    filter: saturate(1.1) contrast(1.06);
}

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

/* ============================================
   Vertical-flow / tight-rhythm tokens
   (Visual-only; layout remains unchanged)
   ============================================ */
:root {
    --color-bg-muted: #f3efe6;
    --color-border: rgba(45, 45, 45, 0.16);
    --color-primary: #2f5f4a;
    --color-accent: #c47b5a;

    --transition-fast: 180ms cubic-bezier(0.2, 0.8, 0.2, 1);
    --space-xs: 0.5rem;
}

@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: rgba(47, 95, 74, 0.85);
    box-shadow:
        0 0 0 3px rgba(47, 95, 74, 0.14),
        0 8px 22px rgba(0, 0, 0, 0.06);
    outline-style: solid;
    outline-color: rgba(47, 95, 74, 0.0);
    outline-width: 0;
    border-radius: 4px;
}

.btn-primary {
    background-color: #2f5f4a;
    border-color: #2f5f4a;
    border-radius: 4px;
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.25) inset,
        0 10px 26px rgba(47, 95, 74, 0.16),
        0 2px 6px rgba(0, 0, 0, 0.08);
    color: #faf8f3;
    transition: background-color 160ms cubic-bezier(0.2, 0.8, 0.2, 1), border-color 160ms cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 160ms cubic-bezier(0.2, 0.8, 0.2, 1), transform 160ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #2a5441;
    border-color: #2a5441;
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.22) inset,
        0 14px 30px rgba(47, 95, 74, 0.22),
        0 2px 7px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.input-group-text {
    background-color: #f3efe6;
    border-color: rgba(45, 45, 45, 0.16);
    border-radius: 4px;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.65) inset;
    color: rgba(45, 45, 45, 0.86);
}

/* ============================================
   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: 1.5rem;
}

/* 功能特性列表 (默认 3 列) */
.feature-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

/* 用户评价 (默认 3 列) */
.testimonial-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

/* 合作伙伴 (默认 4 列) */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    align-items: center;
}

/* 数据统计 (默认 4 列) */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    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: 1.5rem;
}

/* 联系渠道 (默认 3 列) */
.channels-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

/* 文章列表 (默认 2 列) */
.post-list-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

/* 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: 1.5rem;
}

/* 二维码网格 (默认 3 列) */
.qr-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    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%; }
}