:root {
    --color-primary: #bb4732;
    --color-primary-dark: #8c2f20;
    --color-primary-darker: #241c18;
    --color-accent: #d9b06b;
    --color-accent-dark: #c18f43;
    --color-success: #5f7450;
    --color-danger: #b1432f;
    --color-text: #302720;
    --color-text-muted: #70645a;
    --color-text-light: #9a8d7c;
    --color-bg: #f5efe4;
    --color-bg-soft: #faf6ee;
    --color-bg-muted: #e9dfd0;
    --color-border: #d9cdbb;
    --color-border-soft: #e7dccb;
    --gradient-hero: linear-gradient(128deg, #1c1712 0%, #3b2a22 48%, #513226 100%);
    --gradient-deep: linear-gradient(140deg, #17130f 0%, #2d241d 100%);
    --gradient-dept: linear-gradient(135deg, #24241d 0%, #3c4133 100%);
    --gradient-security: linear-gradient(135deg, #1a1713, #332b24);
    --gradient-mission: linear-gradient(135deg, #211a15, #4a2f24);
    --gradient-trust: linear-gradient(125deg, #14110e, #2a221c);
    --gradient-cta: linear-gradient(120deg, #b24932 0%, #922f20 55%, #6f2318 100%);
    --gradient-accent: linear-gradient(135deg, #d9bc83 0%, #d0a25a 100%);
    --gradient-icon: linear-gradient(135deg, #c04a33 0%, #8e2d1f 100%);
    --glass-bg: rgba(248, 241, 230, 0.075);
    --glass-border: rgba(248, 241, 230, 0.16);
    --glass-blur: blur(16px);
    --shadow-sm: 0 3px 10px rgba(68, 52, 39, 0.05), 0 14px 24px -18px rgba(68, 52, 39, 0.2);
    --shadow-md: 0 6px 16px rgba(68, 52, 39, 0.05), 0 24px 38px -22px rgba(68, 52, 39, 0.28);
    --shadow-lg: 0 10px 22px rgba(68, 52, 39, 0.06), 0 38px 56px -28px rgba(68, 52, 39, 0.34);
    --shadow-xl: 0 14px 30px rgba(68, 52, 39, 0.07), 0 48px 72px -32px rgba(68, 52, 39, 0.38);
    --shadow-primary: 0 8px 18px rgba(183, 66, 45, 0.1), 0 26px 36px -22px rgba(183, 66, 45, 0.35);
    --shadow-accent: 0 8px 18px rgba(210, 164, 92, 0.12), 0 22px 34px -20px rgba(210, 164, 92, 0.32);
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-pill: 40px;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;
    --transition-fast: 0.18s cubic-bezier(0.33, 1, 0.68, 1);
    --transition-base: 0.32s cubic-bezier(0.33, 1, 0.68, 1);
    --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

.bg-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
}

.icon-circle {
    width: 60px;
    height: 60px;
    background: var(--gradient-icon);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #f7f1e6;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.header {
    background: #fbf7ef;
    z-index: 1030;
}

.header .navbar-brand img {
    transition: transform var(--transition-fast);
}

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

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

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

.hero-section {
    min-height: 480px;
    background: var(--gradient-hero);
    color: #f3ede2;
    padding-block: var(--space-2xl);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(31, 24, 18, 0.18);
    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;
}

.hero-section h2 {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    opacity: 0.9;
    margin-bottom: var(--space-md);
    font-weight: 500;
}

.hero-section .lead {
    font-size: 1.1rem;
    max-width: 700px;
    margin-inline: auto;
    opacity: 0.95;
}

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

.notice-bar {
    animation: noticeSlideIn 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

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

.notice-bar a:hover {
    opacity: 0.85;
}

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

.breadcrumb-nav {
    background: var(--color-bg-muted);
}

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

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

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

.whyus-card {
    background: #fffdf8;
    border: 1px solid var(--color-border-soft);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    transition: all var(--transition-base);
    height: 100%;
}

.whyus-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-primary);
}

.about-section {
    background: var(--gradient-deep);
    color: #f6f1e9;
}

.about-img-wrap {
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.about-img-wrap img {
    transition: transform var(--transition-slow);
}

.about-img-wrap:hover img {
    transform: scale(1.05);
}

.about-card {
    transition: all var(--transition-base);
}

.about-card:hover {
    transform: translateY(-3px);
    background: rgba(248, 241, 230, 0.1);
}

.text-white-75 {
    color: rgba(248, 241, 230, 0.75) !important;
}

.departments-section {
    background: var(--gradient-dept);
    color: #f5efe4;
}

.departments-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.departments-subtitle {
    font-size: 1.05rem;
    max-width: 800px;
    margin-inline: auto;
    color: rgba(245, 239, 228, 0.82);
}

.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);
}

.d-num {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.d-num span {
    color: #faf4e9;
    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);
}

.security-section {
    background: var(--gradient-security);
    color: #f7f2ea;
}

.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: #2d231b;
    font-weight: 700;
    box-shadow: 0 0 0 4px rgba(245, 239, 228, 0.12), 0 16px 35px rgba(15, 12, 10, 0.25), 0 0 40px rgba(217, 176, 107, 0.32);
}

.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: #faf4ea;
    transition: all var(--transition-base);
}

.node:hover {
    transform: scale(1.05);
    background: rgba(248, 241, 230, 0.12);
}

.node-title {
    font-weight: 600;
    color: var(--color-accent);
    margin-block: var(--space-xs);
}

@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: #fffdf8;
    border-radius: var(--radius-md);
    border-inline-start: 4px solid var(--color-primary);
    transition: all var(--transition-base);
}

.honor-text-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.mission-section {
    background: var(--gradient-mission);
    padding-block: var(--space-2xl);
    color: #f7f0e7;
}

.mission-list li {
    margin-bottom: var(--space-sm);
    color: #d7cab8;
}

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

.stats-card {
    transition: all var(--transition-base);
    background: var(--color-bg-soft);
}

.stats-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, #fffaf2 0%, #f6e7dd 100%);
}

.stats-card h3 {
    font-variant-numeric: tabular-nums;
    color: var(--color-primary-darker);
}

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

.news-card {
    background: #fffdf8;
    transition: all var(--transition-base);
    border: 1px solid var(--color-border-soft);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.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);
}

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

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

.match-card {
    background: #fffdf8;
    transition: all var(--transition-base);
    border: 1px solid var(--color-border-soft);
}

.match-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.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);
}

.trust-section {
    background: var(--gradient-trust);
    color: #f6f0e7;
}

.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: all var(--transition-base);
}

.trust-card:hover {
    transform: translateY(-3px);
    background: rgba(248, 241, 230, 0.14);
}

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

.partner-card {
    transition: all var(--transition-base);
}

.partner-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-primary);
}

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

.testimonial-card {
    background: var(--color-bg-soft);
    transition: all var(--transition-base);
    border-block-start: 4px solid transparent;
}

.testimonial-card:hover {
    border-block-start-color: var(--color-accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.cta-banner-section {
    background: var(--gradient-cta);
    color: #faf3e9;
    position: relative;
    overflow: hidden;
}

.cta-banner-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(60, 14, 8, 0.22);
    z-index: 0;
}

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

.cta-banner-section .btn-warning {
    background: #e8c27a;
    border-color: #e8c27a;
    color: #2b2017;
    box-shadow: var(--shadow-accent);
}

.text-white-75 {
    color: rgba(248, 241, 230, 0.85) !important;
}

.footer {
    font-size: 0.9rem;
    color: #d4c9b8;
}

.footer a {
    transition: color 260ms ease;
}

.footer a:hover {
    color: #c44536 !important;
}

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

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

.footer-beian a:hover {
    color: #c44536 !important;
    text-decoration: underline !important;
}

.footer-beian img {
    margin-inline-end: 4px;
    transition: transform 240ms cubic-bezier(0.22, 1, 0.36, 1);
}

.footer-beian a:hover img {
    transform: scale(1.15);
}

.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: #c44536;
    box-shadow: 0 0 0 0.22rem rgba(196, 69, 54, 0.15);
    caret-color: #c44536;
}

.btn-primary {
    background-color: #c44536;
    border-color: #c44536;
    border-radius: 16px;
    box-shadow: 0 8px 20px -12px rgba(26, 26, 26, 0.35);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #a63a2d;
    border-color: #a63a2d;
    box-shadow: 0 12px 28px -12px rgba(196, 69, 54, 0.4);
}

.input-group-text {
    background-color: #f4efe6;
    border-color: #e0d6c7;
}

/* ============================================
   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 will override these rules
   ============================================================ */

/* News grid (default 3 columns) */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

/* Feature list (default 3 columns) */
.feature-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

/* Testimonial list (default 3 columns) */
.testimonial-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

/* Partners (default 4 columns) */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
    align-items: center;
}

/* Stats (default 4 columns) */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
    text-align: center;
}

/* FAQ list (single centered column) */
.faq-list {
    max-width: 820px;
    margin: 0 auto;
}

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

/* Hero split (text left / image right) */
.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.25rem;
    align-items: center;
}
.hero-split-text { }
.hero-split-img { text-align: center; }

/* CTA content (centered) */
.cta-inner {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

/* Author team (default 4 columns) */
.authors-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
}

/* Contact channels (default 3 columns) */
.channels-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

/* Post list (default 2 columns) */
.post-list-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
}

/* Related posts (default 3 columns) */
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.125rem;
}

/* Match list (default 3 columns) */
.matches-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.125rem;
}

/* Steps grid (default 4 columns) */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
}

/* QR grid (default 3 columns) */
.qr-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
    justify-items: center;
}

/* Honor list (default 2 alternating rows) */
.honor-list {
    display: flex;
    flex-direction: column;
    gap: 3.5rem;
}
.honor-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.25rem;
    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%; }
}