/* ============================================================
   书者 · 手迹 — 官网样式（新版 v0.1 · 2026-09-19）
   基调：宣纸、墨色、朱砂；楷体为骨；克制动效；兼容旧浏览器
   （不用 gap / inset / aspect-ratio / clamp / minmax / :has）
   ============================================================ */

:root {
  --paper: #f7f6f2;
  --paper-2: #f0ede6;
  --card: #fffefb;
  --ink: #1e1e1c;
  --ink-2: #5a5852;
  --ink-3: #8a877f;
  --line: #e0ddd4;
  --cinnabar: #a63c2e;
  --cinnabar-dark: #8c3226;
  --seal: #b5432f;
  --ink-bg: #23221e;
  --ink-fg: #f0ede4;
  --font-kai: "KaiTi", "STKaiti", "Kaiti SC", "楷体", Georgia, serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: none; transition: color .2s; }
a:hover { color: var(--cinnabar); }
img { max-width: 100%; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }

/* ---------------- 顶栏 ---------------- */
.topbar {
  position: -webkit-sticky;
  position: sticky; top: 0; z-index: 50;
  background: rgba(247, 246, 242, .96);
  border-bottom: 1px solid var(--line);
}
.bar-in { display: flex; align-items: center; justify-content: space-between; min-height: 64px; }
.brand { display: flex; align-items: center; }
.brand-seal { display: block; width: 30px; height: auto; margin-right: 10px; transition: opacity .2s; }
.brand:hover .brand-seal { opacity: .82; }
.brand-seal.small { width: 24px; }
.brand-name { font-family: var(--font-kai); font-size: 19px; letter-spacing: 2px; }
.mainnav { display: flex; align-items: center; }
.mainnav a { font-size: 14px; color: var(--ink-2); margin-left: 26px; }
.mainnav a:hover { color: var(--cinnabar); }
.langbtn {
  margin-left: 26px; padding: 5px 12px; font-size: 13px; color: var(--ink-2);
  background: none; border: 1px solid var(--line); border-radius: 3px;
  cursor: pointer; font-family: var(--font-body);
  transition: color .2s, border-color .2s;
}
.langbtn:hover { color: var(--cinnabar); border-color: var(--cinnabar); }

/* ---------------- 首屏 ---------------- */
.hero { padding: 72px 0 64px; }
.hero-in { display: flex; align-items: center; justify-content: space-between; }
.hero-copy { width: 58%; padding-right: 48px; }
.hero-title {
  margin: 0 0 18px;
  font-family: var(--font-kai);
  font-size: 58px; font-weight: 400; letter-spacing: 8px; line-height: 1.15;
}
.hero-sub { margin: 0 0 14px; font-size: 21px; color: var(--ink); }
.hero-lede { margin: 0 0 32px; font-size: 15px; color: var(--ink-2); }
.hero-cta { display: flex; align-items: center; flex-wrap: wrap; }

.btn {
  display: inline-block; padding: 12px 24px; border-radius: 3px;
  font-size: 15px; cursor: pointer; text-align: center;
  font-family: var(--font-body);
  transition: background-color .2s, color .2s, border-color .2s, transform .15s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--cinnabar); color: #fff; border: 1px solid var(--cinnabar); }
.btn-primary:hover { background: var(--cinnabar-dark); color: #fff; border-color: var(--cinnabar-dark); }
.btn-ghost { background: none; color: var(--ink); border: 1px solid var(--ink); margin-left: 14px; }
.btn-ghost:hover { color: var(--cinnabar); border-color: var(--cinnabar); }

.hero-art { width: 34%; }
.scroll-card {
  position: relative; width: 264px; margin: 0 auto; padding: 30px 0 64px;
  background: var(--card); border: 1px solid var(--line); border-radius: 3px;
  box-shadow: 0 14px 34px rgba(60, 52, 40, .08);
}
.scroll-text { text-align: center; }
.scroll-text span {
  display: block;
  font-family: var(--font-kai);
  font-size: 32px; line-height: 1.5; letter-spacing: 4px;
}
.scroll-seal {
  position: absolute; right: 24px; bottom: 22px; width: 56px;
}
.scroll-seal img { display: block; width: 100%; height: auto; }

/* ---------------- 通用区块 ---------------- */
.section { padding: 76px 0; }
.section-tint { background: var(--paper-2); }
section[id] { scroll-margin-top: 76px; }
.sec-title {
  margin: 0 0 12px;
  font-family: var(--font-kai);
  font-size: 32px; font-weight: 400; letter-spacing: 4px;
}
.sec-sub { margin: 0 0 40px; font-size: 15px; color: var(--ink-2); }
.sec-title.light { color: var(--ink-fg); }

/* ---------------- 五大板块 ---------------- */
.mod-grid { display: grid; grid-template-columns: repeat(3, 1fr); grid-gap: 18px; }
.mod-card {
  position: relative; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: 3px;
  padding: 26px 24px 22px;
  transition: box-shadow .2s, border-color .2s;
}
.mod-card:hover { box-shadow: 0 10px 26px rgba(60, 52, 40, .07); border-color: #d5d1c6; }
.mod-main { grid-column: 1 / span 2; background: #f4f1e9; border-top: 3px solid var(--cinnabar); }
.mod-mark {
  position: absolute; right: 16px; top: 2px;
  font-family: var(--font-kai); font-size: 92px; line-height: 1;
  color: rgba(30, 30, 28, .06); pointer-events: none;
}
.mod-card h3 {
  margin: 0 0 8px; font-family: var(--font-kai);
  font-size: 26px; font-weight: 400; letter-spacing: 3px;
}
.mod-line { margin: 0 0 14px; font-size: 14.5px; color: var(--ink-2); }
.mod-points { margin: 0; padding: 0; list-style: none; }
.mod-points li { position: relative; padding-left: 15px; font-size: 13.5px; color: var(--ink-2); line-height: 1.9; }
.mod-points li::before {
  content: ""; position: absolute; left: 0; top: 11px;
  width: 5px; height: 5px; background: var(--cinnabar);
}

/* ---------------- 新版亮点（拼盘） ---------------- */
.new-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-gap: 16px; }
.new-cell {
  background: var(--card); border: 1px solid var(--line); border-radius: 3px;
  padding: 22px 20px; min-height: 150px;
  transition: box-shadow .2s, border-color .2s;
}
.new-cell:hover { box-shadow: 0 10px 26px rgba(60, 52, 40, .07); border-color: #d5d1c6; }
.new-cell h3 {
  margin: 0 0 8px; font-family: var(--font-kai);
  font-size: 20px; font-weight: 400; letter-spacing: 2px;
}
.new-cell p { margin: 0; font-size: 13.5px; color: var(--ink-2); }
.new-wide { grid-column: span 2; }
.new-tint { background: #f4f1e9; }

/* ---------------- 作品选展 ---------------- */
.works-grid { display: grid; grid-template-columns: repeat(3, 1fr); grid-gap: 18px; }
.work-card { margin: 0; }
.work-shot {
  display: block; width: 100%; padding-bottom: 98%;
  border: 1px solid var(--line); border-radius: 3px; background-color: #fff;
  background-size: cover; background-position: center;
  transition: box-shadow .2s, border-color .2s;
}
.work-card:hover .work-shot { box-shadow: 0 10px 26px rgba(60, 52, 40, .07); border-color: #d5d1c6; }
.work-card figcaption { margin-top: 10px; text-align: center; font-size: 12.5px; color: var(--ink-2); letter-spacing: 1px; }
.work-1 { background-image: url(../assets/works/work-1.jpg); }
.work-2 { background-image: url(../assets/works/work-2.jpg); }
.work-3 { background-image: url(../assets/works/work-3.jpg); }
.work-4 { background-image: url(../assets/works/work-4.jpg); }
.work-5 { background-image: url(../assets/works/work-5.jpg); }
.work-6 { background-image: url(../assets/works/work-6.jpg); }

/* ---------------- 名帖 · 印谱 ---------------- */
.classics-label {
  margin: 0 0 16px; font-family: var(--font-kai);
  font-size: 18px; font-weight: 400; letter-spacing: 3px; color: var(--ink);
}
.classics-label.label-2 { margin-top: 44px; }
.tie-row { display: flex; align-items: flex-end; }
.tie-item { margin: 0 0 0 14px; }
.tie-item:first-child { margin-left: 0; }
.tie-shot {
  height: 300px; border: 1px solid var(--line); border-radius: 3px;
  background-color: #fff; background-size: cover; background-position: center;
}
.tie-1 { width: 167px; background-image: url(../assets/classics/tie-1.jpg); }
.tie-2 { width: 266px; background-image: url(../assets/classics/tie-2.jpg); }
.tie-3 { width: 303px; background-image: url(../assets/classics/tie-3.jpg); }
.yin-row { display: flex; align-items: flex-end; }
.yin-item { margin: 0 0 0 14px; }
.yin-item:first-child { margin-left: 0; }
.yin-shot {
  height: 240px; border: 1px solid var(--line); border-radius: 3px;
  background-color: #fff; background-size: cover; background-position: center;
}
.yin-1 { width: 125px; background-image: url(../assets/classics/yin-1.jpg); }
.yin-2 { width: 239px; background-image: url(../assets/classics/yin-2.jpg); }
.yin-3 { width: 192px; background-image: url(../assets/classics/yin-3.jpg); }
.tie-item figcaption, .yin-item figcaption { margin-top: 10px; font-size: 12.5px; color: var(--ink-2); letter-spacing: 1px; }

/* ---------------- 项目收录 ---------------- */
.collect { display: grid; grid-template-columns: 1fr 1fr; grid-gap: 30px 44px; }
.collect-group h3 {
  margin: 0 0 14px; font-family: var(--font-kai);
  font-size: 20px; font-weight: 400; letter-spacing: 2px;
}
.chips { margin: 0; padding: 0; list-style: none; }
.chips li {
  display: inline-block; margin: 0 8px 8px 0; padding: 5px 13px;
  font-size: 13.5px; color: var(--ink-2);
  background: var(--card); border: 1px solid var(--line); border-radius: 3px;
  transition: color .2s, border-color .2s;
}
.chips li:hover { color: var(--cinnabar); border-color: var(--cinnabar); }

/* ---------------- 女字专区（墨底） ---------------- */
.section-ink { background: var(--ink-bg); color: var(--ink-fg); padding: 84px 0; border-top: 3px solid var(--cinnabar); border-bottom: 3px solid var(--cinnabar); }
.nuzi-in { display: flex; align-items: flex-start; justify-content: space-between; }
.nuzi-copy { width: 49%; padding-right: 36px; }
.nuzi-lede { margin: 0 0 18px; font-size: 17px; }
.nuzi-copy p { font-size: 14.5px; color: rgba(240, 237, 228, .82); margin: 0 0 14px; }
.nuzi-copy p.nuzi-quote {
  margin: 0 0 18px; padding-left: 16px; border-left: 3px solid var(--cinnabar);
  font-family: var(--font-kai); font-size: 22px; letter-spacing: 2px;
  color: var(--ink-fg);
}
.nuzi-copy p.nuzi-meta { font-size: 13px; color: rgba(240, 237, 228, .6); letter-spacing: 1px; }
.nuzi-copy p.nuzi-note { font-size: 13px; color: rgba(240, 237, 228, .6); }
.nuzi-copy .btn { margin-top: 8px; }
.nuzi-gallery { display: flex; width: 49%; justify-content: flex-end; align-items: flex-end; margin-top: 6px; }
.nuzi-item { margin: 0 0 0 14px; }
.nuzi-item figcaption { margin-top: 9px; text-align: center; font-size: 11px; color: rgba(240, 237, 228, .5); letter-spacing: 2px; }
.nuzi-shot {
  height: 260px;
  border: 1px solid rgba(240, 237, 228, .28); border-radius: 3px;
  background-color: rgba(240, 237, 228, .05);
  background-size: cover; background-position: center;
}
.shot-a { width: 176px; background-image: url(../assets/nvzi/nvzi-1.jpg); }
.shot-b { width: 186px; background-image: url(../assets/nvzi/nvzi-2.jpg); }
.shot-c { width: 119px; background-image: url(../assets/nvzi/nvzi-3.jpg); }

/* ---------------- 联系 ---------------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; grid-gap: 18px; }
.contact-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 3px;
  padding: 24px 22px;
}
.contact-card h3 {
  margin: 0 0 10px; font-family: var(--font-kai);
  font-size: 19px; font-weight: 400; letter-spacing: 2px;
}
.contact-card a { color: var(--cinnabar); }
.contact-card a:hover { color: var(--cinnabar-dark); }
.muted { font-size: 13px; color: var(--ink-3); }
.qr-box {
  width: 170px; margin: 12px 0;
  padding: 9px; background: #fff; border: 1px solid var(--line); border-radius: 3px;
}
.qr-box img { display: block; width: 100%; height: auto; }
.qr-box.big { width: 220px; margin: 16px auto 14px; }

/* ---------------- 页脚 ---------------- */
.footer { border-top: 1px solid var(--line); padding: 30px 0 36px; }
.foot-in { display: flex; align-items: center; justify-content: space-between; }
.foot-brand { display: flex; align-items: center; font-family: var(--font-kai); font-size: 16px; letter-spacing: 2px; }
.foot-meta { text-align: right; }
.foot-meta p { margin: 2px 0; font-size: 12.5px; color: var(--ink-3); }
.foot-meta a { color: var(--ink-3); }
.foot-meta a:hover { color: var(--cinnabar); }

/* ---------------- 小程序码弹层 ---------------- */
.qr-modal {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 100;
  background: rgba(24, 23, 20, .58);
  display: flex; align-items: center; justify-content: center;
}
.qr-modal[hidden] { display: none; }
.qr-modal-box {
  position: relative; width: 340px; padding: 30px 28px 24px;
  background: var(--paper); border-radius: 3px; text-align: center;
}
.qr-modal-box h3 {
  margin: 0 0 6px; font-family: var(--font-kai);
  font-size: 21px; font-weight: 400; letter-spacing: 2px;
}
.qr-close {
  position: absolute; top: 6px; right: 12px;
  width: 32px; height: 32px; border: none; background: none;
  font-size: 24px; line-height: 1; color: var(--ink-3); cursor: pointer;
}
.qr-close:hover { color: var(--cinnabar); }

/* ---------------- 响应式 ---------------- */
@media (max-width: 980px) {
  .hero-in { flex-direction: column; align-items: flex-start; }
  .hero-copy { width: 100%; padding-right: 0; }
  .hero-art { width: 100%; margin-top: 40px; }
  .scroll-card { margin: 0; }
  .mod-grid { grid-template-columns: 1fr 1fr; }
  .mod-main { grid-column: 1 / span 2; }
  .new-grid { grid-template-columns: 1fr 1fr; }
  .works-grid { grid-template-columns: 1fr 1fr; }
  .tie-row, .yin-row { flex-wrap: wrap; }
  .tie-item, .yin-item { margin-bottom: 16px; }
  .nuzi-in { flex-direction: column; align-items: flex-start; }
  .nuzi-copy { width: 100%; padding-right: 0; }
  .nuzi-gallery { width: 100%; justify-content: flex-start; margin-top: 30px; }
  .nuzi-item { margin-left: 14px; }
  .nuzi-item:first-child { margin-left: 0; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .bar-in { flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
  .mainnav { order: 3; width: 100%; margin-top: 8px; flex-wrap: wrap; }
  .mainnav a { margin-left: 0; margin-right: 20px; }
  .langbtn { margin-left: auto; }
}

@media (max-width: 720px) {
  .hero { padding: 40px 0 44px; }
  .hero-title { font-size: 40px; letter-spacing: 5px; }
  .hero-sub { font-size: 17px; }
  .section { padding: 54px 0; }
  .sec-title { font-size: 26px; }
  .mod-grid { grid-template-columns: 1fr; }
  .mod-main { grid-column: 1; }
  .new-grid { grid-template-columns: 1fr; }
  .new-wide { grid-column: 1; }
  .works-grid { grid-template-columns: 1fr; }
  .collect { grid-template-columns: 1fr; grid-gap: 26px; }
  .nuzi-item { margin-left: 10px; }
  .nuzi-shot { height: 200px; }
  .shot-a { width: 135px; }
  .shot-b { width: 143px; }
  .shot-c { width: 91px; }
  .foot-in { flex-direction: column; align-items: flex-start; }
  .foot-meta { text-align: left; margin-top: 10px; }
}

/* ---------------- 动效克制（尊重系统设置） ---------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* ===== 找小姜按钮（2026-09-20）：深墨底 + 鎏金边 ===== */
.btn-xj {
  background: linear-gradient(135deg, #2a2520, #1c1a17 55%, #2a2520);
  color: #c9a961;
  border: 1px solid rgba(201, 169, 97, 0.55);
  margin-left: 14px;
}
.btn-xj:hover { color: #e8d5a4; border-color: #c9a961; background: linear-gradient(135deg, #2f2a24, #211e1a 55%, #2f2a24); }

/* ===== 移动端：按钮换行更体面（2026-09-20） ===== */
@media (max-width: 720px) {
  .hero-cta { flex-wrap: wrap; }
  .hero-cta .btn { flex: none; white-space: nowrap; margin-left: 0; margin-right: 12px; margin-bottom: 10px; }
}
.foot-motto{font-size:12px;color:rgba(120,104,82,0.85);margin:6px 0 0;letter-spacing:1px;}