/* ==========================================================================
   editorial.css —— 编辑资讯风页面设计系统（mobile-first 重写版）
   适用页面：/about/（机构页） · /author/huang-jiao/（人物页）

   设计取向：深蓝墨色权威底 + 大留白 + 1px 细线分割 + 衬线数字 + 扁平卡片。
   刻意不用大圆角、重阴影、胶囊按钮，与站内其他营销页形成区分。

   断点（min-width 渐进增强）：
     ·  基线（≤639px）  —— 手机：单栏、紧凑间距、最小字号
     ·  ≥640px          —— 大手机/小平板：双栏网格、舒适留白
     ·  ≥960px          —— 桌面：宽松留白、衬线大字号、多列网格

   约定：
     1. 全部选择器以 .ed- 前缀限定，绝不污染全站
     2. 加载顺序：本文件在 global.css 之后，覆盖裸标签样式
     3. 已删除旧版的桌面端 sticky 目录（单页目录无价值，参考 2026-09-03 决策）
   ========================================================================== */

:root {
    /* —— 墨色与品牌 —— */
    --ed-ink: #0B1B2B;
    --ed-ink-2: #14293C;
    --ed-navy: #004D99;
    --ed-navy-600: #0066CC;
    --ed-gold: #C6922F;
    --ed-gold-lit: #E0B44A;

    /* —— 纸面与线条 —— */
    --ed-paper: #FFFFFF;
    --ed-paper-2: #F7F9FB;
    --ed-paper-3: #EDF2F7;
    --ed-line: #DCE4EB;
    --ed-line-strong: #C2D0DC;

    /* —— 文字 —— */
    --ed-body: #22323F;
    --ed-muted: #5C6E7E;
    --ed-faint: #8B9AA7;

    /* —— 语义色 —— */
    --ed-red: #A8352A;
    --ed-red-bg: #FCF2F0;
    --ed-green: #1B7043;
    --ed-green-bg: #EDF7F1;

    /* —— 字体 —— */
    --ed-serif: Georgia, "Times New Roman", "Noto Serif SC", "Source Han Serif SC",
                "Songti SC", STSong, SimSun, serif;
    --ed-sans: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB",
               "Source Han Sans SC", "Noto Sans SC", system-ui, -apple-system,
               "Segoe UI", sans-serif;

    /* —— 尺度 —— */
    --ed-wrap: 1200px;
    --ed-col: 760px;       /* 正文阅读上限：宽屏不铺满 */
    --ed-nav-h: 64px;      /* 移动端导航较高，避免误触 */
    --ed-radius: 8px;
}

@media (min-width: 960px) {
    :root { --ed-nav-h: 72px; }
}

/* ==========================================================================
   1. 骨架：容器 / 锚点偏移 / 锚点跳转
   ========================================================================== */

/* 不复用全站 .container（无 max-width 且 padding 仅 5px） */
.ed-wrap {
    width: 100%;
    max-width: var(--ed-wrap);
    margin: 0 auto;
    padding: 0 16px;
}

@media (min-width: 640px) {
    .ed-wrap { padding: 0 24px; }
}

@media (min-width: 960px) {
    .ed-wrap { padding: 0 clamp(24px, 4vw, 40px); }
}

.ed-page {
    background: var(--ed-paper);
    font-family: var(--ed-sans);
    color: var(--ed-body);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;        /* 防极窄屏幕下装饰元素导致横向滚动 */
}

/* 锚点跳转不被 sticky 导航遮住 */
.ed-sec {
    padding: 40px 0;
    scroll-margin-top: calc(var(--ed-nav-h) + 16px);
}

@media (min-width: 640px) {
    .ed-sec { padding: 56px 0; }
}

@media (min-width: 960px) {
    .ed-sec { padding: clamp(60px, 7vw, 84px) 0; }
}

.ed-sec:first-of-type { border-top: 0; }

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

.ed-sec--tint { background: var(--ed-paper-2); }
.ed-sec--tint + .ed-sec--tint { border-top-color: transparent; }

.ed-sec--ink {
    background: var(--ed-ink);
    color: #E6EDF3;
    border-top: 0;
}

/* ==========================================================================
   2. 标题体系
   ========================================================================== */

.ed-kicker {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 12px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .2em;
    color: var(--ed-navy);
    text-transform: uppercase;
}

.ed-kicker::before {
    content: "";
    width: 24px;
    height: 2px;
    background: var(--ed-gold);
    flex-shrink: 0;
}

@media (min-width: 960px) {
    .ed-kicker { font-size: 12px; }
    .ed-kicker::before { width: 28px; }
}

.ed-sec--ink .ed-kicker { color: var(--ed-gold-lit); }

.ed-h2 {
    margin: 0 0 16px;
    font-family: var(--ed-sans);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -.005em;
    line-height: 1.35;
    color: var(--ed-ink);
}

@media (min-width: 640px) {
    .ed-h2 { font-size: 26px; }
}

@media (min-width: 960px) {
    .ed-h2 { font-size: clamp(28px, 3vw, 34px); letter-spacing: -.01em; }
}

.ed-sec--ink .ed-h2 { color: #FFFFFF; }

.ed-h3 {
    margin: 0 0 8px;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--ed-ink);
}

@media (min-width: 640px) {
    .ed-h3 { font-size: 18px; }
}

/* ==========================================================================
   3. 答案胶囊（GEO 核心：AI 引擎引用率最高项）
   ========================================================================== */

.ed-cap {
    margin: 0 0 24px;
    padding: 2px 0 2px 14px;
    border-left: 3px solid var(--ed-gold);
    font-size: 15px;
    font-weight: 500;
    line-height: 1.85;
    color: var(--ed-body);
}

@media (min-width: 640px) {
    .ed-cap { font-size: 16px; padding-left: 16px; margin-bottom: 28px; }
}

@media (min-width: 960px) {
    .ed-cap { font-size: clamp(15px, 1.15vw, 17px); padding-left: 18px; }
}

.ed-sec--ink .ed-cap {
    color: #D7E2EC;
    border-left-color: var(--ed-gold-lit);
}

/* ==========================================================================
   4. 正文排版
   ========================================================================== */

.ed-prose {
    font-size: 15px;
    line-height: 1.85;
    color: var(--ed-body);
}

.ed-prose p { margin: 0 0 1.05em; }
.ed-prose p:last-child { margin-bottom: 0; }

@media (min-width: 960px) {
    .ed-prose { font-size: clamp(15px, 1.05vw, 16.5px); line-height: 1.95; }
}

.ed-prose .hl,
.ed-hl {
    color: var(--ed-navy);
    font-weight: 700;
}

.ed-lead {
    margin-top: -10px;
    font-size: 15px;
    line-height: 1.85;
    color: var(--ed-muted);
}

@media (min-width: 640px) {
    .ed-lead { font-size: 16px; line-height: 1.9; }
}

/* 引言 / Pull quote */
.ed-quote {
    margin: 28px 0 0;
    padding: 0 0 0 20px;
    border-left: 3px solid var(--ed-ink);
    font-family: var(--ed-serif);
    font-size: 17px;
    line-height: 1.75;
    color: var(--ed-ink);
}

.ed-quote footer {
    margin-top: 10px;
    font-family: var(--ed-sans);
    font-size: 12.5px;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--ed-muted);
}

@media (min-width: 960px) {
    .ed-quote { font-size: clamp(17px, 1.5vw, 21px); padding-left: 24px; }
}

.ed-src {
    font-style: normal;
    font-size: .86em;
    color: var(--ed-muted);
}

/* ==========================================================================
   5. 事实表 dl（结构化承载关键数据）
   ========================================================================== */

.ed-facts {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    margin: 0;
    border-top: 1px solid var(--ed-line);
}

@media (min-width: 960px) {
    .ed-facts { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.ed-facts > div {
    padding: 14px 16px 14px 0;
    border-bottom: 1px solid var(--ed-line);
}

@media (min-width: 640px) {
    .ed-facts > div { padding: 18px 20px 18px 0; }
}

.ed-facts dt {
    margin: 0 0 4px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .1em;
    color: var(--ed-faint);
}

@media (min-width: 640px) {
    .ed-facts dt { font-size: 12px; }
}

.ed-facts dd {
    margin: 0;
    font-size: 14px;
    font-weight: 700;
    color: var(--ed-ink);
    line-height: 1.5;
}

@media (min-width: 640px) {
    .ed-facts dd { font-size: 16px; line-height: 1.55; }
}

/* ==========================================================================
   6. 数据带：大号衬线数字
   ========================================================================== */

.ed-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    margin: 0;
    padding: 0;
    list-style: none;
    background: var(--ed-line);
    border: 1px solid var(--ed-line);
    border-radius: var(--ed-radius);
    overflow: hidden;
}

@media (min-width: 640px) {
    .ed-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 960px) {
    /* 桌面端 auto-fit：4 个 stats 自动 4 列、6 个 stats 自动 6 列，避免空位 */
    .ed-stats { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
}

.ed-stats li {
    padding: 20px 14px;
    background: var(--ed-paper);
    text-align: center;
}

@media (min-width: 640px) {
    .ed-stats li { padding: 26px 18px; }
}

.ed-stat-v {
    display: block;
    font-family: var(--ed-serif);
    font-size: 24px;
    font-weight: 700;
    line-height: 1.15;
    color: var(--ed-navy);
    letter-spacing: -.005em;
}

.ed-stat-l {
    display: block;
    margin-top: 6px;
    font-size: 12.5px;
    color: var(--ed-muted);
    line-height: 1.45;
}

@media (min-width: 640px) {
    .ed-stat-v { font-size: 30px; }
    .ed-stat-l { font-size: 13px; }
}

@media (min-width: 960px) {
    .ed-stat-v { font-size: clamp(28px, 3.4vw, 40px); }
}

.ed-sec--ink .ed-stats {
    background: rgba(255, 255, 255, .12);
    border-color: rgba(255, 255, 255, .12);
}

.ed-sec--ink .ed-stats li { background: var(--ed-ink); }
.ed-sec--ink .ed-stat-v { color: var(--ed-gold-lit); }
.ed-sec--ink .ed-stat-l { color: #A9BCCB; }

/* ==========================================================================
   7. 卡片网格
   ========================================================================== */

.ed-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .ed-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
}

@media (min-width: 960px) {
    .ed-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }
}

.ed-grid--2 {
    display: grid;
    gap: 14px;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .ed-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
}

@media (min-width: 960px) {
    .ed-grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
}

/* 固定 4 列网格：核心能力、4 项并列等场景。1 → 2 → 4，避免在 4 列里塞太多文字
   （卡片过窄会导致 AI 与技术 这种长描述换行过多，故在 4 列下收紧 padding 至 20px） */
.ed-grid--4 {
    display: grid;
    gap: 14px;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .ed-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
}

@media (min-width: 960px) {
    .ed-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .ed-grid--4 .ed-card { padding: 20px; }
}

.ed-card {
    padding: 20px;
    background: var(--ed-paper);
    border: 1px solid var(--ed-line);
    border-radius: var(--ed-radius);
    transition: border-color .2s ease;
}

@media (min-width: 640px) {
    .ed-card { padding: 24px; }
}

@media (min-width: 960px) {
    .ed-card:hover { border-color: var(--ed-navy-600); }
}

.ed-card p {
    margin: 0;
    font-size: 14px;
    line-height: 1.75;
    color: var(--ed-muted);
}

@media (min-width: 640px) {
    .ed-card p { font-size: 14.5px; line-height: 1.8; }
}

.ed-card--gold { border-top: 3px solid var(--ed-gold); }
.ed-card--navy { border-top: 3px solid var(--ed-navy); }
.ed-card--red  { border-top: 3px solid var(--ed-red); }

/* 要点列表 */
.ed-list {
    list-style: none;
    margin: 12px 0 0;
    padding: 0;
}

.ed-list li {
    position: relative;
    padding: 0 0 0 18px;
    margin-bottom: 8px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--ed-muted);
}

.ed-list li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 10px;
    width: 5px;
    height: 5px;
    background: var(--ed-navy-600);
    border-radius: 50%;
}

.ed-list li:last-child { margin-bottom: 0; }

@media (min-width: 640px) {
    .ed-list li { font-size: 14.5px; line-height: 1.75; margin-bottom: 10px; }
    .ed-list li::before { width: 6px; height: 6px; top: 11px; }
}

/* 痛点列表 */
.ed-pains {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 8px;
}

.ed-pains li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 11px 12px;
    background: var(--ed-red-bg);
    border-left: 3px solid var(--ed-red);
    border-radius: 0 var(--ed-radius) var(--ed-radius) 0;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.6;
    color: #6E2A22;
}

@media (min-width: 640px) {
    .ed-pains li { font-size: 14.5px; padding: 12px 14px; }
}

/* ==========================================================================
   8. 时间线
   ========================================================================== */

.ed-tl {
    position: relative;
    list-style: none;
    margin: 0;
    padding: 0;
}

.ed-tl::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 8px;
    bottom: 8px;
    width: 1px;
    background: var(--ed-line-strong);
}

@media (min-width: 640px) {
    .ed-tl::before { left: 60px; }
}

.ed-tl-item {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
    padding: 0 0 24px 24px;
}

.ed-tl-item:last-child { padding-bottom: 0; }

@media (min-width: 640px) {
    .ed-tl-item {
        grid-template-columns: 60px minmax(0, 1fr);
        gap: 24px;
        padding: 0 0 28px;
    }
}

.ed-tl-year {
    font-family: var(--ed-serif);
    font-size: 14px;
    font-weight: 700;
    color: var(--ed-navy);
    text-align: left;
}

@media (min-width: 640px) {
    .ed-tl-year { text-align: right; padding-top: 2px; font-size: 15px; white-space: nowrap; }
}

.ed-tl-body { position: relative; padding-left: 0; }

.ed-tl-body::before {
    content: "";
    position: absolute;
    left: -24px;
    top: 8px;
    width: 9px;
    height: 9px;
    background: var(--ed-paper);
    border: 2px solid var(--ed-navy);
    border-radius: 50%;
}

@media (min-width: 640px) {
    .ed-tl-body::before { left: -28px; top: 8px; }
}

.ed-tl-item:first-child .ed-tl-body::before {
    background: var(--ed-gold);
    border-color: var(--ed-gold);
}

.ed-tl-body h3 {
    margin: 0 0 4px;
    font-size: 15.5px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--ed-ink);
}

.ed-tl-body p {
    margin: 0;
    font-size: 14px;
    line-height: 1.75;
    color: var(--ed-muted);
}

@media (min-width: 640px) {
    .ed-tl-body h3 { font-size: 16.5px; }
    .ed-tl-body p { font-size: 14.5px; line-height: 1.8; }
}

/* ==========================================================================
   9. 标签 / 徽章
   ========================================================================== */

.ed-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    list-style: none;
    margin: 0;
    padding: 0;
}

@media (min-width: 640px) {
    .ed-tags { gap: 8px; }
}

.ed-tags li {
    padding: 5px 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--ed-navy);
    background: var(--ed-paper-3);
    border: 1px solid var(--ed-line);
    border-radius: var(--ed-radius);
}

@media (min-width: 640px) {
    .ed-tags li { font-size: 13.5px; padding: 6px 14px; }
}

.ed-sec--ink .ed-tags li {
    color: #DCE7F0;
    background: rgba(255, 255, 255, .06);
    border-color: rgba(255, 255, 255, .16);
}

.ed-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: .04em;
    border-radius: 999px;
    background: var(--ed-green-bg);
    color: var(--ed-green);
    border: 1px solid #C7E4D2;
}

/* ==========================================================================
   10. FAQ（编辑风问答）
   ========================================================================== */

.ed-faq {
    display: grid;
    gap: 0;
    border-top: 1px solid var(--ed-line);
}

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

.ed-faq-item > summary {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 2px;
    list-style: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.55;
    color: var(--ed-ink);
    transition: color .18s ease;
}

@media (min-width: 640px) {
    .ed-faq-item > summary { font-size: 16px; gap: 14px; padding: 18px 4px; }
}

.ed-faq-item > summary::-webkit-details-marker { display: none; }
.ed-faq-item > summary:hover { color: var(--ed-navy); }

.ed-faq-n {
    flex-shrink: 0;
    font-family: var(--ed-serif);
    font-size: 13px;
    font-weight: 700;
    color: var(--ed-gold);
    padding-top: 3px;
    min-width: 22px;
}

.ed-faq-ico {
    position: relative;
    flex-shrink: 0;
    width: 14px;
    height: 14px;
    margin-left: auto;
    margin-top: 5px;
}

.ed-faq-ico::before,
.ed-faq-ico::after {
    content: "";
    position: absolute;
    background: var(--ed-muted);
    transition: transform .2s ease, opacity .2s ease;
}

.ed-faq-ico::before { left: 0; top: 6px; width: 14px; height: 2px; }
.ed-faq-ico::after  { left: 6px; top: 0; width: 2px; height: 14px; }

.ed-faq-item[open] .ed-faq-ico::after { transform: scaleY(0); opacity: 0; }

.ed-faq-a {
    padding: 0 4px 18px 30px;
    margin: -2px 0 0;
    font-size: 14.5px;
    line-height: 1.85;
    color: var(--ed-muted);
}

@media (min-width: 640px) {
    .ed-faq-a { padding: 0 4px 20px 34px; font-size: 15px; line-height: 1.9; }
}

.ed-faq-a > :last-child { margin-bottom: 0; }
.ed-faq-a a { color: var(--ed-navy); text-decoration: underline; text-underline-offset: 2px; }
.ed-faq-a a:hover { color: var(--ed-navy-600); }

/* ==========================================================================
   11. 按钮与 CTA
   ========================================================================== */

.ed-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 24px;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.2;
    text-decoration: none;
    border-radius: var(--ed-radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    /* 移动端最小可点击高度 44px */
    min-height: 44px;
}

@media (min-width: 640px) {
    .ed-btn { padding: 14px 32px; font-size: 15.5px; }
}

.ed-btn--gold {
    background: var(--ed-gold-lit);
    color: var(--ed-ink);
    box-shadow: 0 2px 0 #A97C1F;
}

.ed-btn--gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(224, 180, 74, .45);
}

.ed-btn--gold:active { transform: translateY(0); box-shadow: 0 1px 0 #A97C1F; }

.ed-btn--navy { background: var(--ed-navy); color: #fff; }
.ed-btn--navy:hover { background: var(--ed-navy-600); }

@media (min-width: 960px) {
    .ed-btn--navy:hover { transform: translateY(-2px); }
}

.ed-btn--ghost {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, .4);
}

.ed-btn--ghost:hover { background: rgba(255, 255, 255, .1); }

.ed-btn--line {
    background: transparent;
    color: var(--ed-navy);
    border-color: var(--ed-line-strong);
}

.ed-btn--line:hover { border-color: var(--ed-navy); background: var(--ed-paper-2); }

.ed-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

@media (min-width: 640px) {
    .ed-actions { gap: 12px; margin-top: 28px; }
}

/* ==========================================================================
   12. Hero 区
   ========================================================================== */

.ed-hero {
    position: relative;
    padding: 48px 0 36px;
    background: var(--ed-ink);
    color: #E6EDF3;
    overflow: hidden;
}

@media (min-width: 640px) {
    .ed-hero { padding: 64px 0 48px; }
}

@media (min-width: 960px) {
    .ed-hero { padding: clamp(60px, 7vw, 92px) 0 clamp(48px, 5vw, 68px); }
}

.ed-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(900px 420px at 88% -10%, rgba(0, 102, 204, .34), transparent 70%),
        radial-gradient(700px 380px at 4% 108%, rgba(198, 146, 47, .16), transparent 70%);
    pointer-events: none;
}

.ed-hero > * { position: relative; }

.ed-hero h1 {
    margin: 0 0 16px;
    font-size: 26px;
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: -.005em;
    color: #FFFFFF;
}

@media (min-width: 640px) {
    .ed-hero h1 { font-size: 34px; letter-spacing: -.01em; }
}

@media (min-width: 960px) {
    .ed-hero h1 { font-size: clamp(34px, 4.4vw, 50px); max-width: 900px; }
}

.ed-hero .ed-cap {
    font-size: 15px;
    color: #CBD9E5;
}

@media (min-width: 960px) {
    .ed-hero .ed-cap { max-width: 780px; font-size: clamp(15px, 1.3vw, 18px); }
}

.ed-hero .ed-facts {
    margin-top: 24px;
    border-top-color: rgba(255, 255, 255, .16);
}

@media (min-width: 640px) {
    .ed-hero .ed-facts { margin-top: 32px; }
}

.ed-hero .ed-facts > div { border-bottom-color: rgba(255, 255, 255, .16); }
.ed-hero .ed-facts dt { color: #8FA6B8; }
.ed-hero .ed-facts dd { color: #FFFFFF; }

.ed-hero .ed-stats {
    margin-top: 24px;
    background: rgba(255, 255, 255, .16);
    border-color: rgba(255, 255, 255, .16);
}

@media (min-width: 640px) {
    .ed-hero .ed-stats { margin-top: 32px; }
}

.ed-hero .ed-stats li { background: transparent; }
.ed-hero .ed-stat-v { color: var(--ed-gold-lit); }
.ed-hero .ed-stat-l { color: #9DB2C4; }

/* 返回上级链接 */
.ed-back {
    display: inline-block;
    margin-top: 12px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--ed-gold-lit);
    text-decoration: none;
    border-bottom: 1px solid rgba(224, 180, 74, .4);
    padding-bottom: 2px;
    transition: color .2s ease, border-color .2s ease;
}

.ed-back:hover { color: #FFFFFF; border-bottom-color: #FFFFFF; }

/* 人物 Hero：头像 + 身份 */
.ed-hero-person {
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr;
    align-items: center;
}

@media (min-width: 640px) {
    .ed-hero-person {
        grid-template-columns: auto minmax(0, 1fr);
        gap: 28px;
    }
}

@media (min-width: 960px) {
    .ed-hero-person { gap: 36px; }
}

.ed-avatar {
    position: relative;
    width: 104px;
    height: 104px;
    flex-shrink: 0;
}

@media (min-width: 640px) {
    .ed-avatar { width: 132px; height: 132px; }
}

.ed-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255, 255, 255, .22);
}

.ed-avatar-badge {
    position: absolute;
    right: -4px;
    bottom: 4px;
    padding: 3px 10px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .05em;
    color: #0B1B2B;
    background: var(--ed-gold-lit);
    border-radius: 999px;
    white-space: nowrap;
}

.ed-person-name {
    margin: 0 0 6px;
    font-size: 30px;
    font-weight: 800;
    letter-spacing: .06em;
    line-height: 1.15;
    color: #FFFFFF;
}

@media (min-width: 640px) {
    .ed-person-name { font-size: 38px; }
}

@media (min-width: 960px) {
    .ed-person-name { font-size: clamp(38px, 4.6vw, 50px); }
}

.ed-person-title {
    margin: 0 0 4px;
    font-size: 15px;
    font-weight: 600;
    color: #DCE7F0;
}

@media (min-width: 960px) {
    .ed-person-title { font-size: clamp(15px, 1.5vw, 19px); }
}

.ed-person-sub {
    margin: 0;
    font-size: 13.5px;
    line-height: 1.65;
    color: #9DB2C4;
}

@media (min-width: 640px) {
    .ed-person-sub { font-size: 14px; }
}

/* ==========================================================================
   13. 联系区（NAP + 可复制微信号）
   ========================================================================== */

.ed-contact {
    display: grid;
    gap: 24px;
    grid-template-columns: 1fr;
    padding: 20px;
    background: var(--ed-paper-2);
    border: 1px solid var(--ed-line);
    border-radius: var(--ed-radius);
}

@media (min-width: 640px) {
    .ed-contact { padding: 24px; gap: 28px; }
}

@media (min-width: 960px) {
    .ed-contact {
        grid-template-columns: 220px minmax(0, 1fr);
        padding: clamp(24px, 3vw, 36px);
        gap: 36px;
    }
}

.ed-contact-qr { text-align: center; }

.ed-contact-qr img {
    width: 168px;
    height: 168px;
    padding: 8px;
    background: #fff;
    border: 1px solid var(--ed-line-strong);
    border-radius: var(--ed-radius);
}

@media (min-width: 640px) {
    .ed-contact-qr img { width: 190px; height: 190px; }
}

.ed-contact-qr p { margin: 10px 0 0; font-size: 13px; color: var(--ed-muted); }

.ed-contact-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.ed-contact-list li {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: 10px 0;
    font-size: 14.5px;
    border-bottom: 1px dashed var(--ed-line);
    color: var(--ed-body);
    flex-wrap: wrap;
}

.ed-contact-list li:last-child { border-bottom: 0; }

@media (min-width: 640px) {
    .ed-contact-list li { font-size: 15px; padding: 11px 0; }
}

.ed-contact-list .k {
    flex-shrink: 0;
    width: 64px;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--ed-faint);
    letter-spacing: .06em;
}

@media (min-width: 640px) {
    .ed-contact-list .k { width: 66px; font-size: 13px; }
}

.ed-contact-list a { color: var(--ed-navy); text-decoration: none; word-break: break-all; }
.ed-contact-list a:hover { text-decoration: underline; }

/* 微信号复制按钮（PC 端二维码不可扫，必须有可复制文本入口） */
.ed-wx {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    margin-top: 8px;
    font-size: 15px;
    background: var(--ed-green-bg);
    color: var(--ed-green);
    border: 1px solid #C7E4D2;
    border-radius: var(--ed-radius);
    cursor: pointer;
}

.ed-wx strong { letter-spacing: .04em; }
.ed-wx .hint { font-size: 12px; color: #6E9B80; }
.ed-wx.is-copied { background: var(--ed-green); color: #fff; border-color: var(--ed-green); }
.ed-wx.is-copied .hint { color: #CFEBD9; }

/* ==========================================================================
   14. 无障碍 / 降级
   ========================================================================== */

.ed-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

:focus-visible {
    outline: 2px solid var(--ed-navy-600);
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    .ed-page *,
    .ed-page *::before,
    .ed-page *::after {
        animation: none !important;
        transition: none !important;
    }
}

/* 移动端底部悬浮 CTA 会遮挡末屏内容，预留安全高度 */
@media (max-width: 767px) {
    .ed-sec:last-of-type { padding-bottom: 96px; }
}