/* mk-14 印刷厂牌式品牌刊物版式：米底、深绿线条、金色细分隔 */

:root {
    --paper: #f6f3ec;
    --paper-deep: #efe9dd;
    --white: #ffffff;
    --ink: #23261f;
    --ink-soft: #4a4f45;
    --green: #1f4636;
    --green-soft: #35604c;
    --gold: #b3913f;
    --gold-line: #e6ddc9;
    --serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", Georgia, "Times New Roman", serif;
    --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

html body {
    margin: 0;
    background-color: var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 17px;
    line-height: 2;
    overflow-x: hidden;
}

body a {
    color: var(--green);
    text-decoration: none;
}

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

body h1,
body h2,
body h3 {
    font-family: var(--serif);
    color: var(--green);
    font-weight: 600;
    letter-spacing: 0.02em;
}

body h1 {
    font-size: 34px;
    line-height: 1.5;
    margin: 0 0 20px;
}

body h2 {
    font-size: 26px;
    line-height: 1.6;
    margin: 0 0 20px;
}

body h3 {
    font-size: 19px;
    line-height: 1.7;
    margin: 0 0 12px;
}

body p {
    margin: 0 0 32px;
}

body ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

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

.wrap {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px;
}

.wrap-narrow {
    width: 100%;
    max-width: 780px;
    margin: 0 auto;
    padding: 0 32px;
}

.sec-title {
    text-align: center;
    margin-bottom: 40px;
}

.sec-title::after {
    content: "";
    display: block;
    width: 56px;
    margin: 16px auto 0;
    border-top: 1px solid var(--gold);
}

.sec-lead {
    max-width: 62ch;
    margin: 0 0 40px;
    color: var(--ink-soft);
}

/* 吸顶页头：品牌 + 七项栏目 + 服务提示行 */

.std-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background-color: var(--paper);
    border-bottom: 2px solid var(--green);
}

.head-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    max-width: 1180px;
    margin: 0 auto;
    padding: 18px 32px 14px;
}

.brand {
    font-family: var(--serif);
    font-size: 22px;
    letter-spacing: 0.06em;
    color: var(--green);
    white-space: nowrap;
}

.nav-toggle {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    font-family: var(--sans);
    font-size: 15px;
    color: var(--green);
    background-color: var(--white);
    border: 1px solid var(--gold-line);
    cursor: pointer;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-item a {
    font-size: 15px;
    color: var(--ink);
    padding-bottom: 4px;
    border-bottom: 1px solid transparent;
}

.nav-item a:hover {
    border-bottom-color: var(--gold);
}

.head-note {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px 12px;
    font-size: 14px;
    line-height: 1.9;
    color: var(--ink-soft);
    overflow: hidden;
    max-height: 60px;
    transition: max-height 0.35s ease, padding 0.35s ease;
}

.std-header.is-compact .head-note {
    max-height: 0;
    padding-bottom: 0;
}

/* 首页 Hero：62 / 38 分栏 */

.std-hero {
    padding: 56px 0 64px;
    border-bottom: 1px solid var(--gold-line);
}

.hero-grid {
    display: grid;
    grid-template-columns: 62fr 38fr;
    gap: 48px;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px;
    align-items: start;
}

.hero-figure {
    margin: 0;
}

.hero-figure img {
    width: 100%;
    aspect-ratio: 21 / 9;
    max-height: 380px;
    object-fit: cover;
    object-position: center 45%;
}

.hero-figure figcaption {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid var(--gold);
    font-size: 14px;
    line-height: 1.9;
    color: var(--ink-soft);
}

.hero-news-title {
    font-size: 22px;
    margin-bottom: 12px;
}

.hero-news-note {
    margin-bottom: 18px;
    font-size: 15px;
    color: var(--ink-soft);
}

.hero-news-item {
    border-top: 1px solid var(--gold-line);
}

.hero-news-item:last-child {
    border-bottom: 1px solid var(--gold-line);
}

.hero-news-item a {
    display: block;
    padding: 16px 0;
}

.hn-title {
    display: block;
    font-family: var(--serif);
    font-size: 16px;
    line-height: 1.8;
    color: var(--green);
}

.hn-sum {
    display: block;
    margin-top: 6px;
    font-size: 14px;
    line-height: 1.9;
    color: var(--ink-soft);
}

.hn-tag {
    display: inline-block;
    margin-top: 8px;
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--gold);
}

/* 首页六段 */

.brand-intro {
    padding: 72px 0 64px;
    background-color: var(--white);
}

.brand-intro p {
    font-size: 17px;
}

.intro-quote {
    margin: 0 0 32px;
    padding: 24px 28px;
    border-top: 1px solid var(--gold);
    border-bottom: 1px solid var(--gold);
    font-family: var(--serif);
    font-size: 19px;
    line-height: 1.9;
    color: var(--green);
}

.intro-figure {
    margin: 0 0 40px;
}

.intro-figure img {
    width: 100%;
    aspect-ratio: 2 / 1;
    max-height: 300px;
    object-fit: cover;
    object-position: center 20%;
    border: 1px solid var(--gold-line);
}

.product-category {
    padding: 72px 0;
}

.cat-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 32px;
    border-top: 1px solid var(--gold-line);
    padding-top: 40px;
}

.cat-col {
    padding-left: 20px;
    border-left: 1px solid var(--gold-line);
}

.cat-col h3 {
    padding-bottom: 10px;
    border-bottom: 1px solid var(--gold-line);
}

.cat-col p {
    font-size: 15px;
    color: var(--ink-soft);
    margin-bottom: 18px;
}

.cat-list li {
    padding: 8px 0;
    font-size: 15px;
    line-height: 1.9;
    border-bottom: 1px dotted var(--gold-line);
}

.hot-content {
    padding: 72px 0;
    background-color: var(--white);
}

.hot-row {
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr) 260px;
    gap: 32px;
    align-items: start;
    padding: 32px 0;
    border-top: 1px solid var(--gold-line);
}

.hot-no {
    font-family: var(--serif);
    font-size: 30px;
    line-height: 1.2;
    color: var(--gold);
}

.hot-text p {
    margin-bottom: 0;
    font-size: 16px;
    color: var(--ink-soft);
}

.hot-thumb img {
    width: 100%;
    aspect-ratio: 1 / 1;
    max-height: 240px;
    object-fit: cover;
    object-position: center 30%;
    border: 1px solid var(--gold-line);
}

.event-case {
    padding: 72px 0;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 48px;
}

.case-card {
    border-top: 1px solid var(--gold);
    padding-top: 24px;
}

.case-card img {
    width: 100%;
    aspect-ratio: 3 / 4;
    max-height: 460px;
    object-fit: cover;
    object-position: center 25%;
    margin-bottom: 24px;
}

.case-card p {
    font-size: 16px;
    color: var(--ink-soft);
    margin-bottom: 0;
}

.news-center {
    padding: 72px 0;
    background-color: var(--white);
}

.news-split {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    border-top: 1px solid var(--gold-line);
    padding-top: 40px;
}

.news-main img {
    width: 100%;
    aspect-ratio: 4 / 3;
    max-height: 340px;
    object-fit: cover;
    object-position: center 60%;
    margin-bottom: 24px;
}

.news-main p {
    font-size: 16px;
    color: var(--ink-soft);
    margin-bottom: 0;
}

.sub-title {
    font-size: 20px;
    margin-bottom: 16px;
}

.brief-item {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    border-top: 1px solid var(--gold-line);
}

.brief-item a {
    font-size: 15px;
}

.brief-tag {
    flex: 0 0 auto;
    font-size: 12px;
    color: var(--gold);
}

.news-more {
    margin: 40px 0 0;
    text-align: center;
}

.news-more a {
    padding-bottom: 4px;
    border-bottom: 2px solid var(--green);
    font-family: var(--serif);
    font-size: 18px;
}

.faq-serif {
    padding: 72px 0;
}

.faq-item {
    padding: 24px 0;
    border-top: 1px solid var(--gold-line);
}

.faq-item h3 {
    margin-bottom: 10px;
    color: var(--green);
}

.faq-item p {
    margin-bottom: 0;
    font-size: 16px;
    color: var(--ink-soft);
}

/* 页脚上方的站内入口行 */

.cta-serif-entry {
    padding: 0 0 48px;
    text-align: center;
    background-color: var(--paper-deep);
}

.cta-band {
    width: 100%;
    aspect-ratio: 3 / 1;
    max-height: 220px;
    object-fit: cover;
    object-position: center 55%;
    margin-bottom: 32px;
}

.cta-line {
    max-width: 780px;
    margin: 0 auto 20px;
    padding: 0 32px;
    font-size: 16px;
    color: var(--ink-soft);
}

.cta-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 40px;
    padding: 0 32px;
}

.cta-links a {
    font-family: var(--serif);
    font-size: 18px;
    padding-bottom: 3px;
    border-bottom: 1px solid var(--gold);
}

/* 三行式页脚 */

.std-foot {
    border-top: 2px solid var(--green);
    background-color: var(--paper);
    padding: 40px 0 32px;
}

.foot-wrap {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px;
}

.foot-brand {
    max-width: 780px;
    margin: 0 0 32px;
    font-size: 15px;
    color: var(--ink-soft);
}

.foot-cols {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
    padding-top: 28px;
    border-top: 1px solid var(--gold-line);
}

.foot-title {
    font-size: 16px;
    margin-bottom: 12px;
}

.foot-list li {
    padding: 6px 0;
    font-size: 15px;
}

.foot-copy {
    margin: 32px 0 0;
    padding-top: 18px;
    border-top: 1px solid var(--gold-line);
    font-size: 13px;
    color: var(--ink-soft);
}

/* 品牌介绍页 */

.about-serif {
    padding: 56px 0 0;
}

.about-head {
    max-width: 880px;
    margin: 0 auto 32px;
    padding: 0 32px;
    border-bottom: 1px solid var(--gold);
    padding-bottom: 28px;
}

.about-lead {
    margin-bottom: 16px;
    font-size: 17px;
    color: var(--ink-soft);
}

.about-band {
    max-width: 1180px;
    margin: 40px auto 0;
    padding: 0 32px;
}

.about-band img {
    width: 100%;
    aspect-ratio: 3 / 1;
    max-height: 280px;
    object-fit: cover;
    object-position: center 35%;
}

.about-body {
    max-width: 820px;
    margin: 0 auto;
    padding: 56px 32px 0;
}

.about-body p {
    font-size: 17px;
}

.about-quote {
    margin: 0 0 32px;
    padding: 20px 26px;
    background-color: var(--white);
    border-left: 3px solid var(--gold);
    font-family: var(--serif);
    font-size: 18px;
    line-height: 1.9;
    color: var(--green);
}

.about-glossary {
    margin: 0 0 40px;
    border-top: 1px solid var(--gold-line);
}

.gloss-row {
    display: grid;
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 24px;
    padding: 18px 0;
    border-bottom: 1px solid var(--gold-line);
}

.gloss-row dt {
    font-family: var(--serif);
    font-size: 17px;
    color: var(--green);
}

.gloss-row dd {
    margin: 0;
    font-size: 16px;
    color: var(--ink-soft);
}

.about-links-row {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
}

.about-portrait {
    width: 100%;
    aspect-ratio: 1 / 1;
    max-height: 320px;
    object-fit: cover;
    object-position: center 20%;
    border: 1px solid var(--gold-line);
}

.about-links li {
    padding: 12px 0;
    border-bottom: 1px solid var(--gold-line);
    font-size: 16px;
}

.about-contact-note {
    max-width: 1180px;
    margin: 64px auto 0;
    padding: 40px 32px;
    background-color: var(--white);
    border-top: 2px solid var(--green);
}

.about-contact-note p {
    max-width: 780px;
    font-size: 16px;
    color: var(--ink-soft);
}

.note-links {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 36px;
}

.note-links a {
    font-family: var(--serif);
    font-size: 17px;
    border-bottom: 1px solid var(--gold);
}

/* 产品分类页 */

.prod-serif {
    padding: 56px 0 0;
}

.prod-head {
    max-width: 1180px;
    margin: 0 auto 24px;
    padding: 0 32px;
}

.prod-lead {
    max-width: 760px;
    color: var(--ink-soft);
}

.prod-figure {
    margin: 32px 0 0;
}

.prod-figure img {
    width: 100%;
    aspect-ratio: 16 / 9;
    max-height: 400px;
    object-fit: cover;
    object-position: center 50%;
}

.prod-cat {
    display: grid;
    grid-template-columns: 2fr 10fr;
    gap: 40px;
    max-width: 1180px;
    margin: 0 auto;
    padding: 64px 32px;
    border-top: 1px solid var(--gold-line);
}

.cat-rail {
    border-top: 1px solid var(--gold);
    padding-top: 16px;
}

.cat-no {
    font-family: var(--serif);
    font-size: 28px;
    color: var(--gold);
}

.cat-body p {
    max-width: 720px;
    font-size: 16px;
    color: var(--ink-soft);
}

.cat-body .cat-list li {
    font-size: 16px;
    padding: 12px 0;
}

.cat-figure {
    margin: 32px 0 0;
    max-width: 420px;
}

.cat-figure img {
    width: 100%;
    aspect-ratio: 4 / 3;
    max-height: 300px;
    object-fit: cover;
    object-position: center 40%;
    border: 1px solid var(--gold-line);
}

.prod-note {
    max-width: 1180px;
    margin: 0 auto;
    padding: 48px 32px 72px;
    border-top: 1px solid var(--gold-line);
}

.prod-note p {
    max-width: 780px;
    font-size: 16px;
    color: var(--ink-soft);
}

/* 新闻中心页 */

.news-center-page {
    padding: 56px 0 0;
}

.news-page-head {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 32px 32px;
    border-bottom: 1px solid var(--gold);
}

.news-page-lead {
    max-width: 760px;
    color: var(--ink-soft);
}

.news-top {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 40px;
    max-width: 1180px;
    margin: 0 auto;
    padding: 48px 32px;
    align-items: start;
}

.news-top-figure {
    margin: 0;
}

.news-top-figure img {
    width: 100%;
    aspect-ratio: 16 / 9;
    max-height: 330px;
    object-fit: cover;
    object-position: center 30%;
}

.news-top-body p {
    font-size: 16px;
    color: var(--ink-soft);
}

.news-cols {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 48px;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px 48px;
}

.news-col h2 {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--gold-line);
}

.col-note {
    font-size: 15px;
    color: var(--ink-soft);
    margin-bottom: 20px;
}

.col-item {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    border-top: 1px solid var(--gold-line);
}

.col-item a {
    font-size: 16px;
}

.col-tag {
    flex: 0 0 auto;
    font-size: 12px;
    color: var(--gold);
}

.news-archive {
    max-width: 1180px;
    margin: 0 auto;
    padding: 48px 32px;
    background-color: var(--white);
    border-top: 1px solid var(--gold-line);
    border-bottom: 1px solid var(--gold-line);
}

.news-archive p {
    max-width: 780px;
    font-size: 16px;
    color: var(--ink-soft);
}

.archive-figure {
    margin: 32px 0 0;
    max-width: 480px;
}

.archive-figure img {
    width: 100%;
    aspect-ratio: 3 / 2;
    max-height: 300px;
    object-fit: cover;
    object-position: center 65%;
    border: 1px solid var(--gold-line);
}

.news-lookup {
    max-width: 1180px;
    margin: 0 auto;
    padding: 48px 32px 72px;
}

.news-lookup p {
    max-width: 780px;
    font-size: 16px;
    color: var(--ink-soft);
    margin-bottom: 0;
}

/* 联系与问答页 */

.contact-serif {
    padding: 56px 0 0;
}

.contact-head {
    max-width: 1000px;
    margin: 0 auto 40px;
    padding: 0 32px 28px;
    border-bottom: 1px solid var(--gold);
}

.contact-lead {
    max-width: 760px;
    color: var(--ink-soft);
    margin-bottom: 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 56px;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 32px 64px;
    align-items: start;
}

.contact-left p,
.contact-right p {
    font-size: 16px;
    color: var(--ink-soft);
}

.contact-figure {
    margin: 0 0 32px;
}

.contact-figure img {
    width: 100%;
    aspect-ratio: 4 / 5;
    max-height: 420px;
    object-fit: cover;
    object-position: center 35%;
    border: 1px solid var(--gold-line);
}

.entry-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--gold-line);
    font-size: 16px;
}

.form-note {
    font-size: 15px;
}

.contact-form {
    padding: 28px;
    background-color: var(--paper);
    border: 1px solid var(--gold-line);
}

.field {
    margin-bottom: 22px;
}

.field label {
    display: block;
    margin-bottom: 8px;
    font-family: var(--serif);
    font-size: 16px;
    color: var(--green);
}

.field-input,
.field-area {
    width: 100%;
    padding: 12px 14px;
    font-family: var(--sans);
    font-size: 15px;
    line-height: 1.8;
    color: var(--ink);
    background-color: var(--white);
    border: 1px solid var(--gold-line);
}

.field-area {
    resize: vertical;
}

.field-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.form-submit,
.form-reset {
    padding: 11px 26px;
    font-family: var(--serif);
    font-size: 16px;
    color: var(--white);
    background-color: var(--green);
    border: 1px solid var(--green);
    cursor: pointer;
}

.form-reset {
    color: var(--green);
    background-color: var(--white);
    border-color: var(--gold-line);
}

.form-warn {
    font-size: 14px;
    line-height: 1.9;
    color: var(--gold);
}

.contact-form.is-checked .field-input,
.contact-form.is-checked .field-area {
    border-color: var(--green);
}

.contact-faq {
    max-width: 1180px;
    margin: 0 auto;
    padding: 48px 32px 72px;
    border-top: 1px solid var(--gold-line);
}

.faq-lead {
    max-width: 720px;
    color: var(--ink-soft);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px 48px;
}

.faq-block {
    padding-top: 18px;
    border-top: 1px solid var(--gold-line);
}

.faq-block h3 {
    color: var(--green);
}

.faq-block p {
    margin-bottom: 0;
    font-size: 16px;
    color: var(--ink-soft);
}

.faq-figure {
    margin: 48px 0 0;
    max-width: 520px;
}

.faq-figure img {
    width: 100%;
    aspect-ratio: 2 / 1;
    max-height: 300px;
    object-fit: cover;
    object-position: center 55%;
    border: 1px solid var(--gold-line);
}

/* 专题页 */

.topic-head {
    position: relative;
}

.topic-banner {
    width: 100%;
    aspect-ratio: 3 / 1;
    max-height: 320px;
    object-fit: cover;
    object-position: center 70%;
}

.topic-head-text {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 32px 32px;
    text-align: center;
    border-bottom: 1px solid var(--gold);
}

.topic-pos {
    margin-bottom: 0;
    font-size: 16px;
    color: var(--ink-soft);
}

.topic-blocks {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 32px;
}

.topic-block {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 32px;
    padding: 56px 0;
    border-bottom: 1px solid var(--gold-line);
}

.topic-no {
    font-family: var(--serif);
    font-size: 30px;
    line-height: 1.2;
    color: var(--gold);
}

.topic-block h2 {
    grid-column: 2;
    margin-bottom: 16px;
}

.topic-block p {
    grid-column: 2;
    font-size: 16px;
    color: var(--ink-soft);
}

.topic-points {
    grid-column: 2;
}

.topic-points li {
    padding: 10px 0;
    font-size: 16px;
    border-top: 1px dotted var(--gold-line);
}

.topic-quotes {
    padding: 72px 0;
    background-color: var(--white);
}

.topic-quotes h2,
.topic-cta h2 {
    text-align: center;
}

.topic-quotes h2::after,
.topic-cta h2::after {
    content: "";
    display: block;
    width: 56px;
    margin: 16px auto 0;
    border-top: 1px solid var(--gold);
}

.quote-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 48px;
    max-width: 1000px;
    margin: 40px auto 0;
    padding: 0 32px;
}

.quote-card {
    margin: 0;
    padding-left: 28px;
    border-left: 2px solid var(--gold);
}

.quote-card img {
    width: 100%;
    aspect-ratio: 5 / 3;
    max-height: 260px;
    object-fit: cover;
    object-position: center 25%;
    margin-bottom: 20px;
}

.quote-card blockquote {
    margin: 0 0 12px;
    font-family: var(--serif);
    font-size: 20px;
    line-height: 1.8;
    color: var(--green);
}

.quote-card figcaption {
    font-size: 14px;
    color: var(--ink-soft);
}

.topic-cta {
    max-width: 1000px;
    margin: 0 auto;
    padding: 64px 32px 72px;
    text-align: center;
}

.topic-cta p {
    max-width: 720px;
    margin: 0 auto 24px;
    font-size: 16px;
    color: var(--ink-soft);
}

.topic-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px 36px;
}

.topic-links a {
    font-family: var(--serif);
    font-size: 17px;
    border-bottom: 1px solid var(--gold);
}

/* 滚动进入时的轻微位移，不使用透明度变化 */

[data-section],
.prod-cat,
.about-body,
.topic-block {
    transform: translateY(14px);
    transition: transform 0.5s ease;
}

[data-section].is-active,
.prod-cat.is-active,
.about-body.is-active,
.topic-block.is-active {
    transform: translateY(0);
}

/* 响应式 */

@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .cat-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .news-split,
    .news-top {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hot-row {
        grid-template-columns: 48px minmax(0, 1fr) 200px;
        gap: 24px;
    }

    .prod-cat {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 900px) {
    .head-bar {
        flex-wrap: wrap;
        padding: 14px 24px 12px;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .nav-main {
        display: none;
        flex: 1 0 100%;
        padding-top: 12px;
    }

    .nav-main.is-open {
        display: block;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }

    .nav-item {
        width: 100%;
        border-top: 1px solid var(--gold-line);
    }

    .nav-item a {
        display: block;
        padding: 12px 0;
        font-size: 16px;
    }

    .head-note {
        padding: 0 24px 12px;
    }
}

@media (max-width: 768px) {
    html body {
        font-size: 16px;
    }

    body h1 {
        font-size: 26px;
    }

    body h2 {
        font-size: 22px;
    }

    .wrap,
    .wrap-narrow,
    .head-bar,
    .foot-wrap,
    .about-head,
    .about-body,
    .about-band,
    .about-contact-note,
    .prod-head,
    .prod-note,
    .news-page-head,
    .news-archive,
    .news-lookup,
    .contact-head,
    .contact-faq,
    .topic-head-text,
    .topic-blocks,
    .quote-grid,
    .topic-cta {
        padding-left: 20px;
        padding-right: 20px;
    }

    .hero-grid,
    .news-top,
    .news-cols,
    .contact-grid,
    .prod-cat,
    .topic-block {
        padding-left: 20px;
        padding-right: 20px;
    }

    .hero-grid,
    .news-top,
    .news-cols,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .cat-grid,
    .case-grid,
    .quote-grid,
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hot-row {
        grid-template-columns: 40px minmax(0, 1fr);
        gap: 16px;
    }

    .hot-thumb {
        grid-column: 2;
    }

    .topic-block {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .topic-block h2,
    .topic-block p,
    .topic-points {
        grid-column: 1;
    }

    .about-links-row,
    .gloss-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .foot-cols {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .hero-figure img,
    .prod-figure img,
    .news-top-figure img,
    .topic-banner,
    .cta-band {
        aspect-ratio: 16 / 9;
        max-height: 240px;
    }
}

@media (max-width: 480px) {
    body h1 {
        font-size: 23px;
    }

    .sec-title {
        margin-bottom: 28px;
    }

    .hero-news-title {
        font-size: 20px;
    }

    .cta-links,
    .topic-links,
    .note-links {
        gap: 12px 24px;
    }
}