/* Theme: Deep Teal + Copper */
:root {
    --color-primary: #0a5c5c;
    --color-primary-light: #0e7a7a;
    --color-accent: #c87941;
    --color-accent-hover: #b06835;
    --color-dark: #1a2e2e;
    --color-text: #2c3a3a;
    --color-muted: #6b7b7b;
    --color-bg: #f5f2ed;
    --color-bg-alt: #ebe6de;
    --color-white: #ffffff;
    --color-border: #d8d2c8;
    --header-h: 72px;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 2px 12px rgba(26, 46, 46, 0.08);
    --shadow-hover: 0 6px 20px rgba(26, 46, 46, 0.12);
    --max-w: 1180px;
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-h);
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    transition: color 0.2s;
}

a:hover {
    color: var(--color-accent);
}

.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

section {
    scroll-margin-top: var(--header-h);
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    height: var(--header-h);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-h);
    gap: 16px;
}

.site-brand {
    flex-shrink: 0;
    min-width: 0;
}

.brand-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
}

.brand-title a {
    color: inherit;
    text-decoration: none;
}

.brand-tag {
    display: block;
    font-size: 0.72rem;
    color: var(--color-muted);
    margin-top: 2px;
}

.nav-drawer {
    display: none;
}

.nav-toggle {
    list-style: none;
    cursor: pointer;
    padding: 8px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.85rem;
    color: var(--color-dark);
    background: var(--color-bg);
}

.nav-toggle::-webkit-details-marker {
    display: none;
}

.site-nav-desktop {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.nav-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav-item a {
    display: block;
    padding: 6px 10px;
    font-size: 0.78rem;
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--radius);
    white-space: nowrap;
    line-height: 1.4;
}

.nav-item a:hover,
.nav-item.z62624this a,
.nav-item.z62624nav-item.z62624this a {
    color: var(--color-primary);
    background: rgba(10, 92, 92, 0.08);
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: var(--color-white);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-white);
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
}

.hero-banner {
    margin-top: var(--header-h);
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    padding: 56px 0 64px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-copy {
    min-width: 0;
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.hero-heading {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 16px;
    color: var(--color-white);
}

.hero-desc {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 14px;
}

.hero-text {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 24px;
}

.hero-text strong {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 28px;
}

.hero-stats {
    display: flex;
    gap: 24px;
    list-style: none;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stats li {
    text-align: center;
}

.hero-stats strong {
    display: block;
    font-size: 1.4rem;
    color: var(--color-accent);
    line-height: 1.2;
}

.hero-stats span {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.65);
}

.hero-visual {
    position: relative;
    min-width: 0;
}

.hero-img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-hover);
    object-fit: cover;
    max-height: 360px;
}

.hero-badge {
    position: absolute;
    bottom: 16px;
    left: 16px;
    background: var(--color-accent);
    color: var(--color-white);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
}

.section-block {
    padding: 64px 0;
}

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

.section-dark {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.85);
}

.section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 40px;
}

.section-head-light .section-title,
.section-head-light .section-lead {
    color: rgba(255, 255, 255, 0.9);
}

.section-title {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 14px;
    line-height: 1.35;
}

.section-lead {
    font-size: 0.95rem;
    color: var(--color-muted);
    line-height: 1.75;
}

.section-lead strong,
.section-note strong {
    color: var(--color-primary);
    font-weight: 600;
}

.section-note {
    text-align: center;
    margin-top: 24px;
    font-size: 0.9rem;
    color: var(--color-muted);
}

.card-row {
    display: grid;
    gap: 20px;
}

.card-row-2 { grid-template-columns: repeat(2, 1fr); }
.card-row-3 { grid-template-columns: repeat(3, 1fr); }
.card-row-4 { grid-template-columns: repeat(4, 1fr); }

.info-card,
.trust-card,
.highlight-box,
.contact-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
    height: 100%;
    overflow: hidden;
}

.info-card h3,
.trust-card h3,
.highlight-box h3,
.contact-card h3 {
    font-size: 1.05rem;
    color: var(--color-dark);
    margin-bottom: 10px;
}

.info-card p,
.trust-card p,
.contact-card p {
    font-size: 0.9rem;
    color: var(--color-muted);
    line-height: 1.65;
}

.info-card p strong {
    color: var(--color-primary);
}

.card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    margin-bottom: 16px;
}

.card-icon-1 { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)); }
.card-icon-2 { background: linear-gradient(135deg, var(--color-accent), #d9955a); }
.card-icon-3 { background: linear-gradient(135deg, #3a6b6b, var(--color-primary-light)); }

.section-dark .trust-card {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
}

.section-dark .trust-card h3 {
    color: var(--color-white);
}

.section-dark .trust-card p {
    color: rgba(255, 255, 255, 0.7);
}

.split-panel {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 32px;
    align-items: start;
}

.split-content {
    min-width: 0;
}

.split-content p {
    font-size: 0.92rem;
    color: var(--color-muted);
    margin-bottom: 14px;
    line-height: 1.75;
}

.split-content p strong {
    color: var(--color-primary);
}

.split-aside {
    min-width: 0;
}

.check-list {
    list-style: none;
    margin-top: 16px;
}

.check-list li {
    padding: 8px 0 8px 24px;
    position: relative;
    font-size: 0.9rem;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

.check-list li:last-child {
    border-bottom: none;
}

.check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 14px;
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
}

.plain-list {
    list-style: none;
}

.plain-list li {
    padding: 8px 0;
    font-size: 0.88rem;
    color: var(--color-muted);
    border-bottom: 1px solid var(--color-border);
}

.plain-list li:last-child {
    border-bottom: none;
}

.step-list {
    list-style: none;
}

.step-list li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    font-size: 0.92rem;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

.step-list li:last-child {
    border-bottom: none;
}

.step-list li span {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 0.78rem;
    font-weight: 700;
}

.price-table-wrap {
    overflow-x: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-white);
    box-shadow: var(--shadow);
}

.price-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 480px;
}

.price-table th,
.price-table td {
    padding: 14px 18px;
    text-align: left;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--color-border);
}

.price-table th {
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
}

.price-table tr:last-child td {
    border-bottom: none;
}

.price-table tbody tr:hover {
    background: rgba(10, 92, 92, 0.04);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 24px;
    align-items: start;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: inherit;
    background: var(--color-white);
    color: var(--color-text);
}

.contact-form textarea {
    min-height: 100px;
    resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(10, 92, 92, 0.12);
}

.article-grid-home {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.article-item-home {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: box-shadow 0.2s, transform 0.2s;
    display: flex;
    flex-direction: column;
}

.article-item-home:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}

.article-thumb-wrap {
    display: block;
    width: 100%;
    height: 130px;
    overflow: hidden;
    background: var(--color-bg-alt);
}

.article-thumb-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-item-title {
    padding: 12px;
    margin: 0;
    font-size: 0.82rem;
    font-weight: 600;
    line-height: 1.45;
    flex: 1;
}

.article-item-title a {
    color: var(--color-dark);
    text-decoration: none;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-item-title a:hover {
    color: var(--color-primary);
}

.site-footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.75);
    padding: 48px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h3 {
    color: var(--color-white);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.footer-brand p {
    font-size: 0.85rem;
    line-height: 1.6;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
    font-size: 0.88rem;
}

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

.friend-links h4 {
    color: var(--color-white);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.friend-links ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
}

.friend-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.82rem;
}

.friend-links a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.45);
    margin: 4px 0;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
}

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

.page-banner {
    margin-top: var(--header-h);
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    padding: 40px 0 36px;
}

.page-banner h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.35;
    word-break: break-word;
}

.breadcrumb {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.main-wrapper {
    padding: 40px 0 56px;
}

.content-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 24px;
    align-items: start;
}

.main-content {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow);
    min-width: 0;
    overflow: hidden;
}

.sidebar {
    position: sticky;
    top: calc(var(--header-h) + 16px);
    min-width: 0;
}

.sidebar-block {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.sidebar-title {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 12px 16px;
    font-size: 0.92rem;
    font-weight: 600;
    margin: 0;
}

.sidebar-list {
    list-style: none;
    padding: 8px;
}

.sidebar-item {
    border-bottom: 1px solid var(--color-border);
}

.sidebar-item:last-child {
    border-bottom: none;
}

.sidebar-item-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 4px;
    text-decoration: none;
    color: var(--color-text);
}

.sidebar-item-link:hover {
    color: var(--color-primary);
}

.sidebar-thumb {
    flex: 0 0 72px;
    width: 72px;
    height: 54px;
    overflow: hidden;
    border-radius: 4px;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
}

.sidebar-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-item-text {
    flex: 1;
    min-width: 0;
    font-size: 0.82rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-list {
    list-style: none;
}

.article-list-item {
    display: flex;
    gap: 18px;
    padding: 18px 0;
    border-bottom: 1px solid var(--color-border);
}

.article-list-item:first-child {
    padding-top: 0;
}

.article-list-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.article-list-thumb {
    flex: 0 0 180px;
    width: 180px;
    height: 130px;
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-bg-alt);
}

.article-list-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-list-body {
    flex: 1;
    min-width: 0;
}

.article-list-title {
    margin: 0 0 8px;
    font-size: 1.05rem;
    line-height: 1.4;
}

.article-list-title a {
    color: var(--color-dark);
    text-decoration: none;
    word-break: break-word;
}

.article-list-title a:hover {
    color: var(--color-primary);
}

.article-list-meta {
    display: block;
    font-size: 0.8rem;
    color: var(--color-muted);
    margin-bottom: 8px;
}

.article-list-meta a {
    color: var(--color-primary);
    text-decoration: none;
    margin-right: 10px;
}

.article-list-meta small {
    color: var(--color-muted);
    margin-right: 2px;
}

.article-list-intro {
    font-size: 0.88rem;
    color: var(--color-muted);
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pagebar {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

.pagelist {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 6px;
}

.pagelist a,
.pagelist span {
    display: inline-block;
    padding: 7px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--color-text);
    font-size: 0.85rem;
    background: var(--color-white);
    line-height: 1.3;
}

.pagelist a:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.pagelist .thisclass a,
.pagelist .thisclass span {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.article-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.article-title {
    font-size: 1.5rem;
    color: var(--color-dark);
    line-height: 1.4;
    margin-bottom: 12px;
    word-break: break-word;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--color-muted);
}

.article-meta a {
    color: var(--color-primary);
    text-decoration: none;
}

.article-litpic {
    margin-bottom: 20px;
    text-align: center;
}

.article-litpic img {
    max-width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.article-body {
    font-size: 0.95rem;
    line-height: 1.85;
    color: var(--color-text);
    margin-bottom: 20px;
    word-break: break-word;
    overflow-wrap: break-word;
}

.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
}

.article-body p {
    margin-bottom: 1em;
}

.z62624diyfield {
    margin-bottom: 20px;
    padding: 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
}

.article-images {
    margin-bottom: 20px;
}

.article-image-item {
    margin-bottom: 12px;
}

.article-image-item img {
    max-width: 100%;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.article-image-item span {
    display: block;
    font-size: 0.82rem;
    color: var(--color-muted);
    margin-top: 6px;
}

.z62624meta-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.z62624tagitem a {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--color-muted);
    text-decoration: none;
}

.z62624tagitem a:hover {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.clear {
    clear: both;
    width: 100%;
}

.article-nav {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 24px;
    font-size: 0.88rem;
}

.article-nav-prev,
.article-nav-next {
    flex: 1;
    min-width: 0;
    word-break: break-word;
}

.article-nav-next {
    text-align: right;
}

.article-nav a {
    color: var(--color-primary);
    text-decoration: none;
}

.related-title {
    font-size: 1.1rem;
    color: var(--color-dark);
    margin-bottom: 16px;
    padding-left: 12px;
    border-left: 3px solid var(--color-accent);
}

.related-list {
    list-style: none;
}

.related-item {
    display: flex;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border);
}

.related-item:last-child {
    border-bottom: none;
}

.related-thumb {
    flex: 0 0 100px;
    width: 100px;
    height: 75px;
    overflow: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: var(--color-bg-alt);
}

.related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.related-info {
    flex: 1;
    min-width: 0;
}

.related-info > a {
    display: block;
    font-weight: 600;
    color: var(--color-dark);
    text-decoration: none;
    margin-bottom: 4px;
    font-size: 0.9rem;
    line-height: 1.4;
}

.related-info > a:hover {
    color: var(--color-primary);
}

.related-info p {
    font-size: 0.82rem;
    color: var(--color-muted);
    margin: 0;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (max-width: 1100px) {
    .nav-item a {
        font-size: 0.72rem;
        padding: 5px 7px;
    }

    .article-grid-home {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero-visual {
        max-width: 480px;
        margin: 0 auto;
    }

    .card-row-3,
    .card-row-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-row-2,
    .split-panel,
    .contact-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .content-layout {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }

    .article-grid-home {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .site-header {
        position: sticky;
        height: auto;
    }

    .header-inner {
        flex-wrap: wrap;
        height: auto;
        padding: 12px 0;
    }

    .hero-banner,
    .page-banner {
        margin-top: 0;
    }

    .site-nav-desktop {
        display: none;
    }

    .nav-drawer {
        display: block;
        width: 100%;
        order: 3;
    }

    .nav-drawer[open] .nav-list {
        flex-direction: column;
        align-items: stretch;
        padding: 12px 0 4px;
    }

    .nav-drawer .nav-item a {
        padding: 10px 12px;
        font-size: 0.85rem;
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        margin-bottom: 4px;
        white-space: normal;
    }

    .brand-title {
        max-width: none;
        white-space: normal;
    }

    .hero-banner {
        padding: 36px 0 44px;
    }

    .hero-heading {
        font-size: 1.55rem;
    }

    .hero-stats {
        gap: 16px;
    }

    .section-block {
        padding: 44px 0;
    }

    .section-title {
        font-size: 1.35rem;
    }

    .card-row-3,
    .card-row-4,
    .card-row-2 {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .article-list-item {
        flex-direction: column;
    }

    .article-list-thumb {
        flex: none;
        width: 100%;
        height: 180px;
    }

    .main-content {
        padding: 20px 16px;
    }

    .article-nav {
        flex-direction: column;
    }

    .article-nav-next {
        text-align: left;
    }

    .related-item {
        flex-direction: column;
    }

    .related-thumb {
        width: 100%;
        height: 160px;
    }

    .page-banner {
        padding: 32px 0 28px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 14px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .hero-stats {
        flex-direction: column;
        gap: 12px;
    }

    .hero-stats li {
        display: flex;
        align-items: center;
        gap: 10px;
        text-align: left;
    }

    .article-grid-home {
        grid-template-columns: 1fr;
    }

    .article-thumb-wrap {
        height: 160px;
    }

    .pagelist a,
    .pagelist span {
        padding: 6px 10px;
        font-size: 0.8rem;
    }

    .sidebar-thumb {
        flex: 0 0 60px;
        width: 60px;
        height: 45px;
    }
}