/* ============================================================
   V7 —— 刊物化重构：排版刊头 · 机构宣言 · 杂志期刊 · 编辑排版
   （独立文件，便于后续由编辑/设计单独迭代）
   ============================================================ */

/* ---------- 首屏：象牙白杂志封面（刊头 · 通栏图版 · 数据凭证） ---------- */
.cover { background: #F8F7F2; padding: 126px 0 92px; }
.cover-inner { display: block; }
.cv-kicker {
  display: flex; justify-content: space-between; align-items: baseline; gap: 24px;
  font-family: var(--font); font-size: 9.5px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--text-3);
  padding-bottom: 20px; border-bottom: 1px solid var(--ink);
}
.cv-kicker-mid { color: var(--text-3); opacity: 0.75; }
.cv-title { padding: 60px 0 38px; }
/* 宽度约束必须写在 .cv-zh 上：em 取自身大字号；
   若写在 .cv-title 上会按继承的 16px 计算（21ch≈168px），标题会被挤成三行并出现孤字。 */
.cv-zh { display: block; max-width: 11.5em; font-family: var(--serif); font-weight: 300; font-size: clamp(36px, 4.5vw, 64px); line-height: 1.3; letter-spacing: 0.07em; color: var(--ink); }
.cv-en { display: block; margin-top: 24px; font-family: var(--font); font-weight: 400; font-size: clamp(11px, 1vw, 13px); letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-3); }
.cv-lead {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 44px;
  padding-bottom: 40px; border-bottom: 1px solid var(--hairline);
}
.cv-note { font-family: var(--font); font-size: 12.5px; line-height: 2.05; color: var(--text-2); max-width: 48ch; margin: 0; }
.cv-go {
  font-family: var(--font); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink);
  border-bottom: 1px solid var(--gold); padding-bottom: 5px; white-space: nowrap;
}
.cv-go i { font-style: normal; margin-left: 8px; display: inline-block; transition: transform 0.4s var(--ease); }
.cv-go:hover i { transform: translateX(4px); }

/* 通栏图版：固定 21:9，与刊头同宽（不再与导航重叠、不再竖裁画心） */
.cv-band { margin: 52px 0 0; }
.cv-band img { width: 100%; aspect-ratio: 21 / 9; object-fit: cover; display: block; background: #EDEAE3; }
.cv-band figcaption {
  display: flex; justify-content: space-between; gap: 20px;
  padding-top: 14px; font-family: var(--font); font-size: 9.5px; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--text-3);
}

.cover-stats { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--hairline); margin-top: 62px; }
.cover-stats .mf-block { padding: 22px 16px 0 0; border-right: 1px solid var(--hairline); }
.cover-stats .mf-block:last-child { border-right: none; }
.cover-stats .mf-block b { display: block; font-family: var(--display); font-weight: 300; font-size: clamp(24px, 2.5vw, 34px); color: var(--ink); line-height: 1; }
.cover-stats .mf-block b.ok { color: #5C7D64; }
.cover-stats .mf-block b.warn { color: #A4552F; }
.cover-stats .mf-block span { display: block; margin-top: 10px; font-family: var(--font); font-size: 9px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-3); }

/* ---------- 机构宣言（中文宋体 + 西文无衬线） ---------- */
.statement { padding: 142px 0; text-align: center; background: #F8F7F2; }
.statement .st-cn { font-family: var(--serif); font-weight: 300; font-size: clamp(22px, 2.5vw, 34px); line-height: 1.95; letter-spacing: 0.05em; max-width: 30ch; margin: 0 auto 30px; color: var(--ink); }
.statement .st-en { font-family: var(--font); font-size: clamp(11.5px, 1vw, 13px); line-height: 2.2; letter-spacing: 0.1em; color: var(--text-3); max-width: 66ch; margin: 0 auto; }

/* ---------- 期刊（杂志目录） ---------- */
.jr-wrap { padding: 96px 0 140px; }
.jr-mast { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; border-bottom: 1px solid var(--ink); padding-bottom: 22px; }
.jr-brand { font-family: var(--display); font-size: clamp(26px, 3.2vw, 40px); letter-spacing: 0.16em; }
.jr-brand-zh { display: block; margin-top: 8px; font-size: 11px; letter-spacing: 0.4em; color: var(--text-3); }
.jr-mast-r { text-align: right; font-size: 10.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-3); }
.jr-mast-r b { color: var(--ink); }
.jr-mast-r span { display: block; }
.jr-mast-r span + span { margin-top: 8px; }
.jr-standfirst { margin: 34px 0 0; max-width: 76ch; font-size: 14.5px; line-height: 2.05; color: var(--text-2); }
.jr-lead { display: grid; margin-top: 58px; }
.jr-lead-big { grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: center; }
.jr-lead-cover { aspect-ratio: 4/3; overflow: hidden; background: var(--ivory-3); }
.jr-lead-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.5s var(--ease); }
.jr-lead:hover .jr-lead-cover img { transform: scale(1.03); }
.jr-tags { display: flex; gap: 16px; align-items: center; font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-3); margin-bottom: 22px; }
.jr-col { color: var(--gold-deep); }
.jr-feat { border: 1px solid var(--gold); color: var(--gold-deep); padding: 3px 9px; }
.jr-lead-body h2, .jr-lead-body h3 { font-family: var(--display); font-weight: 300; font-size: clamp(30px, 4.2vw, 56px); line-height: 1.16; margin-bottom: 20px; }
.jr-lead-body p { font-size: 15px; line-height: 2.05; color: var(--text-2); max-width: 52ch; margin-bottom: 26px; }
.jr-lead-meta { display: flex; flex-wrap: wrap; gap: 20px; font-size: 10.5px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-3); border-top: 1px solid var(--hairline); padding-top: 18px; }
.jr-toc { margin-top: 110px; }
.jr-col-group { display: grid; grid-template-columns: 210px 1fr; gap: 56px; padding: 44px 0; border-top: 1px solid var(--hairline); }
.jr-col-group:last-child { border-bottom: 1px solid var(--hairline); }
.jr-col-label span { display: block; font-family: var(--display); font-size: 22px; }
.jr-col-label i { display: block; margin-top: 8px; font-style: normal; font-size: 9.5px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--text-3); }
.jr-row { display: grid; grid-template-columns: 1fr 200px; gap: 40px; align-items: baseline; padding: 26px 0; border-bottom: 1px solid var(--hairline-2); }
.jr-row:last-child { border-bottom: none; }
.jr-row h4 { font-family: var(--display); font-size: clamp(19px, 2vw, 26px); font-weight: 400; margin-bottom: 10px; transition: color var(--t); }
.jr-row p { font-size: 13.5px; line-height: 1.95; color: var(--text-2); max-width: 60ch; }
.jr-row:hover h4 { color: var(--gold-deep); }
.jr-row-meta { text-align: right; font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-3); display: grid; gap: 8px; }

/* ---------- 文章：编辑排版 ---------- */
.ed-wrap { max-width: 720px; margin: 0 auto; padding: 112px 24px 150px; }
.ed-head { margin-bottom: 56px; }
.ed-kicker { display: flex; gap: 16px; align-items: center; font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--text-3); margin-bottom: 26px; }
.ed-head h1 { font-family: var(--display); font-weight: 300; font-size: clamp(32px, 4.8vw, 60px); line-height: 1.14; margin-bottom: 24px; }
.ed-dek { font-family: var(--display); font-style: italic; font-size: clamp(16px, 1.7vw, 21px); line-height: 1.9; color: var(--text-2); }
.ed-byline { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-top: 38px; border-top: 1px solid var(--ink); padding-top: 20px; }
.ed-author b { display: block; font-size: 14px; letter-spacing: 0.06em; }
.ed-author span { display: block; margin-top: 6px; font-size: 11px; letter-spacing: 0.12em; color: var(--text-3); }
.ed-facts { display: flex; gap: 20px; font-size: 10.5px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-3); }
.ed-pull { margin: 0 0 58px; padding-left: 30px; border-left: 2px solid var(--gold); font-family: var(--display); font-weight: 300; font-size: clamp(22px, 2.6vw, 32px); line-height: 1.6; color: var(--ink); }
.ed-pull span { color: var(--gold); margin-right: 10px; }
.ed-figure { margin: 0 -92px 64px; }
.ed-figure img { width: 100%; height: auto; display: block; }
.ed-figure figcaption { margin-top: 14px; font-size: 11.5px; line-height: 1.9; color: var(--text-3); }
.ed-text { font-size: 16.5px; line-height: 2.1; color: var(--text); }
.ed-text p { margin-bottom: 30px; }
.ed-text > p:first-of-type { font-size: 17.5px; }
.ed-text > p:first-of-type::first-letter { float: left; font-family: var(--display); font-size: 76px; line-height: 0.82; padding: 8px 14px 0 0; color: var(--ink); }
.ed-text .ed-h2 { font-family: var(--display); font-weight: 400; font-size: clamp(20px, 2.1vw, 26px); margin: 62px 0 24px; }
.ed-text .ed-quote { margin: 40px 0; padding-left: 26px; border-left: 2px solid var(--hairline); font-family: var(--display); font-style: italic; font-size: 19px; line-height: 1.95; color: var(--ink); }
.ed-text .ed-caption { font-size: 11.5px; line-height: 1.9; color: var(--text-3); margin: -16px 0 40px; }
.ed-text .ed-code { background: #F7F5F0; border: 1px solid var(--hairline); padding: 20px 22px; font-family: "Inter", Consolas, monospace; font-size: 12.5px; line-height: 1.9; overflow-x: auto; margin-bottom: 34px; color: var(--ink); }
.ed-text .ed-qa strong { color: var(--ink); }
.ed-data { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--hairline); margin-bottom: 44px; }
.ed-data span { padding: 22px 18px 22px 0; border-right: 1px solid var(--hairline-2); }
.ed-data span:last-child { border-right: none; }
.ed-data b { display: block; font-family: var(--display); font-weight: 300; font-size: 30px; color: var(--ink); }
.ed-data i { display: block; margin-top: 8px; font-style: normal; font-size: 9.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-3); }
.ed-notes { margin-top: 64px; border-top: 1px solid var(--ink); padding-top: 26px; }
.ed-notes h5, .jr-related h5 { font-size: 10px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--text-3); margin-bottom: 18px; }
.ed-notes ol { padding-left: 20px; }
.ed-notes li { font-size: 12.5px; line-height: 2; color: var(--text-2); margin-bottom: 10px; }
.ed-credits { margin-top: 34px; font-size: 11px; letter-spacing: 0.12em; color: var(--text-3); }
.ed-tags { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 26px; }
.jr-related { margin-top: 80px; border-top: 1px solid var(--ink); padding-top: 30px; }
.jr-related h5 { margin-bottom: 26px; }
.jr-rel-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.jr-rel-list a { display: block; }
.jr-rel-list h4 { font-family: var(--display); font-size: 17px; line-height: 1.45; margin: 12px 0 10px; font-weight: 400; transition: color var(--t); }
.jr-rel-list a:hover h4 { color: var(--gold-deep); }

/* ---------- 展览首屏：改为浅色（与封面同一语言） ---------- */
.exh-hero {
  background: #F4F2EC; min-height: auto; display: grid;
  grid-template-columns: 1.1fr 0.9fr; align-items: stretch; overflow: hidden;
}
.exh-hero::after { display: none; }
.exh-hero-bg { position: relative; inset: auto; order: 2; }
.exh-hero-bg img { opacity: 1; height: 100%; object-fit: cover; }
.exh-hero-inner { position: relative; z-index: 2; padding: 110px 4vw 96px 5vw; color: var(--ink); display: flex; flex-direction: column; justify-content: center; }
.exh-hero-inner h1 { color: var(--ink); font-family: var(--serif); font-weight: 300; font-size: clamp(30px, 3.8vw, 56px); line-height: 1.3; letter-spacing: 0.05em; margin: 20px 0 18px; }
.exh-hero-inner p { color: var(--text-2); max-width: 46ch; }
.exh-hero-inner .eyebrow { color: var(--gold-deep); }
.exh-curator { color: var(--text-3); }

@media (max-width: 1024px) {
  .cover { padding: 112px 0 72px; }
  .cv-band img { aspect-ratio: 16 / 9; }
  .exh-hero { grid-template-columns: 1fr; }
  .exh-hero-bg { order: 0; min-height: 46vh; }
  .exh-hero-inner { padding: 56px 6vw 56px; }
  .mast-stats { grid-template-columns: repeat(2, 1fr); }
  .jr-lead-big { grid-template-columns: 1fr; gap: 32px; }
  .jr-col-group { grid-template-columns: 1fr; gap: 20px; }
  .jr-row { grid-template-columns: 1fr; gap: 12px; }
  .jr-row-meta { text-align: left; }
  .jr-rel-list { grid-template-columns: 1fr; gap: 22px; }
  .ed-figure { margin: 0 0 48px; }
}
@media (max-width: 640px) {
  .cover { padding: 100px 0 60px; }
  .cv-kicker { gap: 12px; letter-spacing: 0.2em; font-size: 8.5px; padding-bottom: 14px; }
  .cv-kicker-mid { display: none; }
  .cv-title { padding: 40px 0 28px; max-width: none; }
  .cv-zh { font-size: clamp(30px, 8.4vw, 40px); letter-spacing: 0.05em; }
  .cv-en { font-size: 10px; letter-spacing: 0.14em; margin-top: 18px; }
  .cv-lead { flex-direction: column; align-items: flex-start; gap: 20px; padding-bottom: 30px; }
  .cv-band { margin-top: 34px; }
  .cv-band img { aspect-ratio: 16 / 10; }
  .cover-stats { grid-template-columns: repeat(2, 1fr); margin-top: 44px; }
  .cover-stats .mf-block { padding: 18px 12px 0 0; }
  .cover-stats .mf-block:nth-child(2n) { border-right: none; }
  .exh-hero-bg { min-height: 38vh; }
  .statement { padding: 80px 0; }
  .jr-wrap { padding: 64px 0 92px; }
  .jr-mast { flex-direction: column; align-items: flex-start; gap: 16px; }
  .jr-mast-r { text-align: left; }
  .ed-wrap { padding: 70px 20px 100px; }
  .ed-text { font-size: 16px; }
  .ed-text > p:first-of-type::first-letter { font-size: 58px; padding-right: 10px; }
  .ed-byline { flex-direction: column; align-items: flex-start; gap: 14px; }
}