/*
    long8 国际官网 · 站点样式表
    Design Direction:Minimal International Premium / 极简国际娱乐品牌
    配色:米白 #F5F1E8 / 石墨 #23282A / 柔金 #C2A878 / 深绿 #234A3A
    结构:变量与重置 → 通用排版 → 页头 → 首页各区段 →
          内页样式 → 页脚 → 动效 → 375 / 768 / 1440 断点
*/

/* ================================================
   一、配色变量与基础重置
   ================================================ */
:root {
    --ed-bg: #F5F1E8;
    --ed-bg-soft: #FBF9F3;
    --ed-ink: #23282A;
    --ed-ink-soft: #57554E;
    --ed-mute: #8C867A;
    --ed-gold: #C2A878;
    --ed-gold-soft: rgba(194, 168, 120, 0.38);
    --ed-green: #234A3A;
    --ed-line: rgba(35, 40, 42, 0.14);
    --ed-sans: "Inter", "Helvetica Neue", "PingFang SC", sans-serif;
    --ed-cjk: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", sans-serif;
    --ed-gap: clamp(1.4rem, 4vw, 4.5rem);
    --ed-max: 1280px;
}

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

html {
    scroll-behavior: smooth;
}

.ed-body {
    background: var(--ed-bg);
    color: var(--ed-ink);
    font-family: var(--ed-cjk);
    font-weight: 300;
    line-height: 1.9;
    letter-spacing: 0.02em;
    -webkit-font-smoothing: antialiased;
}

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

a {
    color: inherit;
    text-decoration: none;
}

ul,
ol {
    list-style: none;
}

::selection {
    background: var(--ed-gold-soft);
}

a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--ed-gold);
    outline-offset: 3px;
}

.ed-container {
    width: 100%;
    max-width: var(--ed-max);
    margin: 0 auto;
    padding-left: var(--ed-gap);
    padding-right: var(--ed-gap);
}

/* ================================================
   二、通用排版
   ================================================ */
.ed-overline {
    font-family: var(--ed-sans);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--ed-gold);
    margin-bottom: 1.25rem;
}

.ed-display {
    font-size: clamp(1.9rem, 4.6vw, 3.9rem);
    font-weight: 300;
    line-height: 1.35;
    letter-spacing: 0.04em;
    margin-bottom: 2.5rem;
    max-width: 22em;
}

.ed-section-index {
    font-family: var(--ed-sans);
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    color: var(--ed-mute);
    white-space: nowrap;
}

.ed-section {
    padding-top: clamp(4rem, 9vw, 8rem);
    padding-bottom: clamp(4rem, 9vw, 8rem);
    border-top: 1px solid var(--ed-line);
}

.ed-bg-soft {
    background: var(--ed-bg-soft);
}

.ed-section-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.ed-figure-cap {
    margin-top: 0.9rem;
    font-family: var(--ed-sans);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ed-mute);
}

.ed-textlink {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.95rem;
    color: var(--ed-green);
    border-bottom: 1px solid var(--ed-gold-soft);
    padding-bottom: 0.15rem;
    transition: color 0.3s ease, border-color 0.3s ease;
}

.ed-textlink:hover {
    color: var(--ed-gold);
    border-color: var(--ed-gold);
}

.ed-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3rem;
    padding: 0.8rem 2.6rem;
    font-size: 0.95rem;
    letter-spacing: 0.12em;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.ed-btn-primary {
    background: var(--ed-green);
    color: #F5F1E8;
}

.ed-btn-primary:hover {
    background: var(--ed-ink);
}

.ed-btn-dark {
    background: var(--ed-ink);
    color: var(--ed-bg);
}

.ed-btn-dark:hover {
    background: var(--ed-green);
}

.ed-btn-band {
    background: #F5F1E8;
    color: var(--ed-green);
}

.ed-btn-band:hover {
    background: var(--ed-gold);
    color: #F5F1E8;
}

/* ================================================
   三、页头(极简全局导航)
   ================================================ */
.ed-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(251, 249, 243, 0.94);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--ed-line);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.ed-header-scrolled {
    border-bottom-color: var(--ed-gold);
    box-shadow: 0 8px 24px rgba(35, 40, 42, 0.06);
}

.ed-header-inner {
    max-width: var(--ed-max);
    margin: 0 auto;
    padding: 1.05rem var(--ed-gap);
}

.ed-wordmark {
    font-family: var(--ed-sans);
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--ed-ink);
}

.ed-wordmark::after {
    content: "";
    display: inline-block;
    width: 0.38rem;
    height: 0.38rem;
    margin-left: 0.18rem;
    background: var(--ed-gold);
    border-radius: 50%;
    vertical-align: 0.12em;
}

.ed-nav {
    display: none;
    align-items: center;
    gap: clamp(1.1rem, 2vw, 1.9rem);
}

.ed-nav a {
    font-size: 0.88rem;
    letter-spacing: 0.08em;
    color: var(--ed-ink-soft);
    transition: color 0.3s ease;
}

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

.ed-burger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.6rem;
    height: 2.6rem;
    background: transparent;
    border: 1px solid var(--ed-line);
    color: var(--ed-ink);
    font-size: 1rem;
    cursor: pointer;
}

.ed-mobile-panel {
    border-top: 1px solid var(--ed-line);
    background: var(--ed-bg-soft);
}

.ed-mobile-panel[hidden] {
    display: none;
}

.ed-mobile-panel a {
    display: block;
    padding: 0.95rem var(--ed-gap);
    border-bottom: 1px solid var(--ed-line);
    font-size: 0.95rem;
    letter-spacing: 0.06em;
}

.ed-mobile-panel a:hover {
    color: var(--ed-gold);
}

/* ================================================
   四、首页 Hero(编辑式极简主视觉)
   ================================================ */
.ed-hero {
    padding-top: clamp(3rem, 7vw, 6rem);
    padding-bottom: 2.2rem;
    border-bottom: 1px solid var(--ed-line);
}

.ed-hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.6rem;
    max-width: var(--ed-max);
    margin: 0 auto;
    padding: 0 var(--ed-gap);
}

.ed-hero-title {
    font-size: clamp(2.6rem, 8vw, 5.6rem);
    font-weight: 400;
    line-height: 1.12;
    letter-spacing: 0.06em;
    margin-bottom: 1.6rem;
}

.ed-hero-lead {
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    line-height: 2;
    color: var(--ed-ink-soft);
    margin-bottom: 1rem;
}

.ed-hero-note {
    font-size: 0.95rem;
    line-height: 2.1;
    color: var(--ed-mute);
    margin-bottom: 2.2rem;
    max-width: 30em;
}

.ed-hero-cta {
    gap: 2rem;
    margin-bottom: 2.6rem;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
}

.hero-tags span {
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    color: var(--ed-mute);
    border: 1px solid var(--ed-line);
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
}

.ed-hero-figure {
    position: relative;
}

.ed-hero-img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.ed-hero-rule {
    max-width: var(--ed-max);
    margin: 2.8rem auto 0;
    padding: 0 var(--ed-gap);
}

.ed-hero-rule::after {
    content: "";
    display: block;
    height: 1px;
    background: var(--ed-gold-soft);
}

.ed-hero-index {
    max-width: var(--ed-max);
    margin: 1rem auto 0;
    padding: 0 var(--ed-gap);
    font-size: 0.8rem;
    letter-spacing: 0.16em;
    color: var(--ed-mute);
}

/* ================================================
   五、首页各区段
   ================================================ */
.ed-philosophy-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.8rem;
}

.ed-philosophy-main {
    font-size: 1.05rem;
    line-height: 2.2;
    color: var(--ed-ink-soft);
    max-width: 38em;
}

.ed-principles {
    gap: 1.6rem;
}

.ed-principle {
    padding-top: 1.2rem;
    border-top: 1px solid var(--ed-gold-soft);
}

.ed-principle-title {
    font-size: 1.05rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: var(--ed-green);
    margin-bottom: 0.5rem;
}

.ed-principle-text {
    font-size: 0.92rem;
    line-height: 2;
    color: var(--ed-ink-soft);
}

.ed-selection-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.4rem;
}

.ed-selection-lead {
    font-size: 1rem;
    line-height: 2.15;
    color: var(--ed-ink-soft);
    max-width: 36em;
}

.ed-selection-lead p + p {
    margin-top: 1.2rem;
}

.ed-selection-img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.ed-selection-list {
    display: flex;
    flex-direction: column;
}

.ed-selection-list li {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    padding: 1.15rem 0;
    border-top: 1px solid var(--ed-line);
}

.ed-selection-list li:last-child {
    border-bottom: 1px solid var(--ed-line);
}

.ed-list-title {
    font-size: 0.98rem;
    font-weight: 400;
    letter-spacing: 0.08em;
}

.ed-list-note {
    font-size: 0.86rem;
    color: var(--ed-mute);
}

.ed-split {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.2rem;
    align-items: center;
}

.ed-split-copy {
    max-width: 34em;
}

.ed-split-copy .ed-display {
    margin-bottom: 1.8rem;
}

.ed-split-text {
    font-size: 1rem;
    line-height: 2.15;
    color: var(--ed-ink-soft);
    margin-bottom: 1.1rem;
}

.ed-split-copy .ed-textlink {
    margin-top: 0.6rem;
}

.ed-split-img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.ed-services-grid {
    gap: 2rem;
}

.ed-service {
    padding-top: 1.2rem;
    border-top: 1px solid var(--ed-gold-soft);
}

.ed-service-mark {
    font-family: var(--ed-sans);
    font-size: 0.66rem;
    letter-spacing: 0.28em;
    color: var(--ed-gold);
    display: block;
    margin-bottom: 0.8rem;
}

.ed-service-title {
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    margin-bottom: 0.6rem;
}

.ed-service-text {
    font-size: 0.92rem;
    line-height: 2.05;
    color: var(--ed-ink-soft);
}

.ed-stories-grid {
    gap: 2.4rem;
    align-items: start;
}

.ed-story {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.ed-story-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    margin-bottom: 0.4rem;
}

.ed-story-title {
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.06em;
}

.ed-story-text {
    font-size: 0.92rem;
    line-height: 2.05;
    color: var(--ed-ink-soft);
}

.ed-quotes {
    gap: 2.4rem;
}

.ed-quote {
    padding-top: 1.4rem;
    border-top: 1px solid var(--ed-line);
}

.ed-quote-text {
    font-size: 1.02rem;
    line-height: 2.15;
    color: var(--ed-ink-soft);
}

.ed-quote-by {
    margin-top: 1.1rem;
    font-family: var(--ed-sans);
    font-size: 0.74rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ed-mute);
}

/* ================================================
   六、编号索引 FAQ
   ================================================ */
.ed-faq-list {
    border-top: 1px solid var(--ed-line);
}

.ed-faq-item {
    border-bottom: 1px solid var(--ed-line);
}

.ed-faq-q {
    display: flex;
    align-items: baseline;
    gap: 1.1rem;
    width: 100%;
    padding: 1.4rem 0;
    background: transparent;
    border: none;
    text-align: left;
    cursor: pointer;
    color: var(--ed-ink);
}

.ed-faq-idx {
    font-family: var(--ed-sans);
    font-size: 0.85rem;
    color: var(--ed-gold);
    min-width: 2.2rem;
}

.ed-faq-title {
    flex: 1;
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.04em;
}

.ed-faq-icon {
    font-size: 0.75rem;
    color: var(--ed-mute);
    transition: transform 0.3s ease;
}

.ed-faq-q[aria-expanded="true"] .ed-faq-icon {
    transform: rotate(45deg);
}

.ed-faq-a {
    padding: 0 0 1.6rem 3.3rem;
    color: var(--ed-ink-soft);
    font-size: 0.95rem;
    line-height: 2.05;
    max-width: 42em;
}

.ed-faq-a[hidden] {
    display: none;
}

/* ================================================
   七、最终联系横带
   ================================================ */
.ed-finalcta {
    background: var(--ed-green);
    color: #F5F1E8;
    padding-top: clamp(3rem, 7vw, 5.5rem);
    padding-bottom: clamp(3rem, 7vw, 5.5rem);
    border-top: none;
}

.ed-finalcta-inner {
    gap: 2rem;
}

.ed-finalcta-line {
    font-size: clamp(1.4rem, 3.2vw, 2.4rem);
    font-weight: 300;
    line-height: 1.6;
    letter-spacing: 0.05em;
    max-width: 20em;
}

/* ================================================
   八、内页通用样式
   ================================================ */
.ed-page-head {
    padding-top: clamp(3rem, 7vw, 6rem);
    padding-bottom: clamp(3rem, 7vw, 6rem);
    border-bottom: 1px solid var(--ed-line);
}

.ed-page-title {
    font-size: clamp(2.2rem, 5.6vw, 4.6rem);
    font-weight: 300;
    line-height: 1.25;
    letter-spacing: 0.05em;
    margin-bottom: 1.6rem;
    max-width: 14em;
}

.ed-page-lead {
    font-size: 1.02rem;
    line-height: 2.2;
    color: var(--ed-ink-soft);
    max-width: 36em;
}

.ed-page-figure {
    margin-top: 3rem;
}

.ed-page-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.ed-module {
    padding-top: clamp(3rem, 7vw, 5.5rem);
    padding-bottom: clamp(3rem, 7vw, 5.5rem);
    border-top: 1px solid var(--ed-line);
}

.ed-module-note {
    font-size: 0.95rem;
    line-height: 2.1;
    color: var(--ed-ink-soft);
    max-width: 40em;
    margin-top: 1rem;
}

.ed-page-cta {
    gap: 1.6rem;
    padding-top: clamp(3rem, 7vw, 5rem);
    padding-bottom: clamp(3rem, 7vw, 5rem);
    border-top: 1px solid var(--ed-line);
}

.ed-page-cta p {
    font-size: 1.1rem;
    line-height: 2;
    color: var(--ed-ink-soft);
    max-width: 24em;
}

/* 内页:品牌三问 */
.ed-questions {
    padding-top: clamp(3rem, 7vw, 5.5rem);
}

.ed-question {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.8rem;
    padding: 2.4rem 0;
    border-top: 1px solid var(--ed-line);
}

.ed-question-idx {
    font-family: var(--ed-sans);
    font-size: 0.72rem;
    letter-spacing: 0.3em;
    color: var(--ed-gold);
}

.ed-question-title {
    font-size: clamp(1.5rem, 3vw, 2.1rem);
    font-weight: 300;
    letter-spacing: 0.06em;
}

.ed-question-body {
    font-size: 1rem;
    line-height: 2.15;
    color: var(--ed-ink-soft);
    max-width: 38em;
}

/* 内页:设计原则列表 */
.ed-principle-ol li {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    padding: 1.6rem 0;
    border-top: 1px solid var(--ed-line);
}

.ed-principle-ol h3 {
    font-size: 1.15rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    color: var(--ed-green);
}

.ed-principle-ol p {
    font-size: 0.95rem;
    line-height: 2.05;
    color: var(--ed-ink-soft);
    max-width: 40em;
}

/* 内页:全球体验与期刊说明 */
.ed-global-grid {
    gap: 2.4rem;
}

.ed-global-grid p,
.ed-journal-text {
    font-size: 1rem;
    line-height: 2.15;
    color: var(--ed-ink-soft);
    max-width: 38em;
}

.ed-journal-text {
    margin-bottom: 1.4rem;
}

/* 内页:无边框服务索引 */
.ed-index-section {
    padding-top: clamp(2.6rem, 6vw, 4.5rem);
    padding-bottom: clamp(2.6rem, 6vw, 4.5rem);
    border-top: 1px solid var(--ed-line);
}

.ed-index-head {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.ed-index-num {
    font-family: var(--ed-sans);
    font-size: clamp(2.6rem, 5vw, 4rem);
    font-weight: 300;
    line-height: 1;
    color: var(--ed-gold);
}

.ed-index-title {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 300;
    letter-spacing: 0.08em;
}

.ed-index-note {
    font-size: 0.92rem;
    color: var(--ed-mute);
    max-width: 32em;
}

.ed-index-entries {
    margin-top: 1.4rem;
}

.ed-index-entries li {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    padding: 1.15rem 0;
    border-top: 1px solid var(--ed-line);
}

.ed-index-entry-title {
    font-size: 0.98rem;
    font-weight: 400;
    letter-spacing: 0.06em;
}

.ed-index-entry-note {
    font-size: 0.88rem;
    line-height: 1.95;
    color: var(--ed-mute);
    max-width: 40em;
}

/* 内页:期刊专题与往期索引 */
.ed-feature-title {
    font-size: clamp(1.6rem, 3.6vw, 2.6rem);
    font-weight: 300;
    line-height: 1.4;
    letter-spacing: 0.05em;
    margin-bottom: 2rem;
    max-width: 16em;
}

.ed-feature-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.2rem;
    align-items: start;
}

.ed-feature-copy p {
    font-size: 1rem;
    line-height: 2.15;
    color: var(--ed-ink-soft);
    margin-bottom: 1.1rem;
    max-width: 34em;
}

.ed-issue-list {
    border-top: 1px solid var(--ed-line);
}

.ed-issue {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--ed-line);
}

.ed-issue-no {
    font-family: var(--ed-sans);
    font-size: 0.72rem;
    letter-spacing: 0.26em;
    color: var(--ed-gold);
}

.ed-issue-title {
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.08em;
}

.ed-issue-note {
    font-size: 0.9rem;
    color: var(--ed-ink-soft);
}

.ed-issue-date {
    font-family: var(--ed-sans);
    font-size: 0.76rem;
    letter-spacing: 0.16em;
    color: var(--ed-mute);
}

/* 内页:极简联系说明 */
.ed-contact-main {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    line-height: 2.3;
    color: var(--ed-ink-soft);
    max-width: 40em;
    margin-top: 1rem;
}

.ed-time-grid {
    gap: 1.6rem;
}

.ed-time-item {
    padding-top: 1.1rem;
    border-top: 1px solid var(--ed-gold-soft);
}

.ed-time-label {
    font-size: 0.86rem;
    color: var(--ed-mute);
    margin-bottom: 0.4rem;
}

.ed-time-value {
    font-family: var(--ed-sans);
    font-size: 1.05rem;
    letter-spacing: 0.06em;
}

.ed-channel-list {
    margin-top: 0.6rem;
}

.ed-channel-list li {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    padding: 1.15rem 0;
    border-top: 1px solid var(--ed-line);
}

.ed-channel-name {
    font-size: 0.98rem;
    font-weight: 400;
    letter-spacing: 0.06em;
}

.ed-channel-note {
    font-size: 0.88rem;
    line-height: 1.95;
    color: var(--ed-mute);
    max-width: 40em;
}

/* ================================================
   九、页脚(colophon 式)
   ================================================ */
.ed-footer {
    background: var(--ed-bg-soft);
    border-top: 1px solid var(--ed-line);
    padding: clamp(3rem, 7vw, 5.5rem) 0 2.2rem;
}

.ed-footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.4rem;
    padding-bottom: 2.6rem;
    border-bottom: 1px solid var(--ed-line);
}

.ed-footer-line {
    margin-top: 0.8rem;
    font-size: 0.85rem;
    color: var(--ed-mute);
    letter-spacing: 0.1em;
}

.ed-footer-links {
    gap: 1.1rem 1.8rem;
    font-size: 0.88rem;
    color: var(--ed-ink-soft);
}

.ed-footer-links a:hover {
    color: var(--ed-gold);
}

.ed-footer-note {
    font-size: 0.88rem;
    line-height: 2;
    color: var(--ed-mute);
    max-width: 26em;
}

.ed-footer-base {
    gap: 1rem;
    padding-top: 1.8rem;
}

.ed-disclaimer {
    font-size: 0.78rem;
    line-height: 2;
    color: var(--ed-mute);
    max-width: 52em;
}

.ed-copyright {
    font-family: var(--ed-sans);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    color: var(--ed-mute);
    white-space: nowrap;
}

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

/* ================================================
   十、动效(滚动淡入)
   ================================================ */
.js .ed-reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.js .ed-reveal.ed-in {
    opacity: 1;
    transform: translateY(0);
}

/* ================================================
   十一、断点:375px 及以下的小屏收束
   ================================================ */
@media (max-width: 479px) {
    .ed-hero-cta {
        gap: 1.4rem;
        align-items: flex-start;
    }

    .ed-hero-index {
        letter-spacing: 0.08em;
    }

    .ed-btn {
        padding: 0.75rem 2rem;
    }

    .ed-faq-a {
        padding-left: 0;
        padding-top: 0.4rem;
    }
}

/* ================================================
   十二、断点:768px 及以上(平板与桌面)
   ================================================ */
@media (min-width: 768px) {
    .ed-nav {
        display: flex;
    }

    .ed-burger {
        display: none;
    }

    .ed-mobile-panel {
        display: none;
    }

    .ed-hero {
        padding-bottom: 2.6rem;
    }

    .ed-hero-grid {
        grid-template-columns: 1.05fr 0.95fr;
        gap: clamp(2.5rem, 5vw, 5.5rem);
        align-items: center;
    }

    .ed-philosophy-grid {
        grid-template-columns: 1.1fr 1fr;
        gap: 4rem;
        align-items: start;
    }

    .ed-principles {
        grid-template-columns: none;
    }

    .ed-selection-grid {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 3rem;
        align-items: start;
    }

    .ed-selection-lead {
        grid-column: 1;
        grid-row: 1;
    }

    .ed-selection-figure {
        grid-column: 2;
        grid-row: 1 / span 2;
    }

    .ed-selection-list {
        grid-column: 1;
        grid-row: 2;
    }

    .ed-split {
        grid-template-columns: 1.05fr 0.95fr;
        gap: clamp(2.5rem, 5vw, 5.5rem);
    }

    .ed-stories-grid {
        grid-template-columns: 1fr 1fr 1fr;
    }

    .ed-story-main {
        grid-column: 1 / 3;
    }

    .ed-footer-grid {
        grid-template-columns: 1.2fr 1fr 1fr;
        gap: 3rem;
    }

    .ed-question {
        grid-template-columns: 6rem 1fr;
        gap: 0.8rem 1.6rem;
    }

    .ed-question-body {
        grid-column: 2;
    }

    .ed-principle-ol li {
        flex-direction: row;
        gap: 2rem;
        align-items: baseline;
    }

    .ed-principle-ol h3 {
        min-width: 6rem;
    }

    .ed-index-head {
        flex-direction: row;
        align-items: baseline;
        gap: 2.4rem;
    }

    .ed-index-entries li {
        flex-direction: row;
        justify-content: space-between;
        align-items: baseline;
        gap: 2.5rem;
    }

    .ed-index-entry-title {
        white-space: nowrap;
    }

    .ed-feature-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
        align-items: start;
    }

    .ed-issue {
        grid-template-columns: 6rem 14rem 1fr auto;
        align-items: baseline;
        gap: 1.5rem;
    }

    .ed-channel-list li {
        flex-direction: row;
        justify-content: space-between;
        align-items: baseline;
        gap: 2.5rem;
    }

    .ed-channel-name {
        white-space: nowrap;
    }
}

/* ================================================
   十三、断点:1440px 及以上(大屏留白与字号放大)
   ================================================ */
@media (min-width: 1440px) {
    .ed-hero {
        padding-top: 7rem;
    }

    .ed-hero-title {
        font-size: 5.6rem;
    }

    .ed-display {
        font-size: 3.9rem;
    }

    .ed-section {
        padding-top: 8rem;
        padding-bottom: 8rem;
    }

    .ed-philosophy-grid {
        gap: 6rem;
    }

    .ed-split {
        gap: 5.5rem;
    }

    .ed-page-title {
        font-size: 4.6rem;
    }

    .ed-page-head {
        padding-top: 6.5rem;
        padding-bottom: 6.5rem;
    }
}