/* =====================================
   周游 · 四时有礼 — V4
   墨 × 宣纸 × 朱砂 · 图录装帧
   ===================================== */

:root {
  --ink-bg: #14120F;
  --ink-soft: #1C1916;
  --ink-text: #EFEAE0;
  --ink-dim: #98917F;
  --ink-line: #2E2B26;
  --paper-bg: #F5F1E8;
  --paper-soft: #EDE7DA;
  --paper-text: #211D18;
  --paper-dim: #6E675C;
  --paper-line: #DCD4C4;
  --cinnabar: #B43A2B;
  --serif: "Noto Serif SC", "Songti SC", "STSong", serif;
  --serif-en: "Cormorant Garamond", "Noto Serif SC", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--ink-bg);
  color: var(--ink-text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--cinnabar); color: var(--paper-bg); }

.container { max-width: 1500px; margin: 0 auto; padding: 0 56px; }

/* ---------- 墨页 / 纸页 ---------- */
.ink { background: var(--ink-bg); color: var(--ink-text); }
.paper { background: var(--paper-bg); color: var(--paper-text); }
.paper.alt { background: var(--paper-soft); }

/* ---------- 颗粒 / 光标 / 进度 ---------- */
.grain {
  position: fixed; inset: -100px; z-index: 999; pointer-events: none; opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
}
.cursor {
  position: fixed; width: 10px; height: 10px; border-radius: 50%;
  background: var(--cinnabar); z-index: 1000; pointer-events: none;
  transform: translate(-50%, -50%);
  transition: width 0.25s, height 0.25s, opacity 0.25s;
  opacity: 0; mix-blend-mode: difference;
}
.cursor.is-active { opacity: 1; }
.cursor.is-hover { width: 52px; height: 52px; }
@media (hover: none) { .cursor { display: none; } }

.progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 200;
  background: transparent;
}
.progress span {
  display: block; height: 100%; width: 0;
  background: var(--cinnabar);
}

/* ---------- 渐显 ---------- */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: opacity 1s cubic-bezier(0.22,1,0.36,1), transform 1s cubic-bezier(0.22,1,0.36,1);
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.1s; }
.reveal.d2 { transition-delay: 0.2s; }
.reveal.d3 { transition-delay: 0.3s; }
.reveal.d4 { transition-delay: 0.4s; }
.reveal.d5 { transition-delay: 0.5s; }

/* ---------- 印章 ---------- */
.seal { width: 30px; height: 30px; flex: none; }
.seal-footer { width: 34px; height: 34px; }

/* ---------- 导航 ---------- */
.nav {
  position: fixed; top: 2px; left: 0; right: 0; z-index: 100;
  transition: background 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(20,18,15,0.92);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--ink-line);
}
.nav-inner {
  max-width: 1500px; margin: 0 auto; padding: 18px 56px;
  display: flex; justify-content: space-between; align-items: center;
}
.nav-logo {
  display: flex; align-items: center; gap: 14px;
  color: var(--ink-text); text-decoration: none;
}
.nav-title {
  font-family: var(--serif); font-weight: 600; font-size: 18px; letter-spacing: 0.2em;
}
.nav-title i {
  font-style: normal; font-weight: 400; font-size: 13px;
  color: var(--ink-dim); margin-left: 14px; letter-spacing: 0.3em;
}
.nav-links a {
  margin-left: 30px; font-size: 14px; letter-spacing: 0.12em;
  color: var(--ink-dim); text-decoration: none; transition: color 0.3s;
  font-family: var(--serif);
}
.nav-links a:hover { color: var(--cinnabar); }

/* 纸页区域时导航文字适配：保持墨色导航条即可（is-scrolled 常驻深底） */

/* ---------- 序 · 沉浸式首屏 ---------- */
.xu {
  position: relative;
  min-height: 100vh;
  display: flex; flex-direction: column;
  justify-content: center; align-items: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse 90% 70% at 50% 30%, rgba(180,58,43,0.05), transparent 65%),
    var(--ink-bg);
}
.ink-canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  z-index: 1;
}
.xu-center {
  position: relative; z-index: 2;
  text-align: center;
  padding: 0 26px;
  pointer-events: none;
}
.xu-eyebrow {
  font-size: 12px; letter-spacing: 0.42em; color: var(--cinnabar);
  margin-bottom: 44px; font-family: var(--serif-en);
}
.xu-name {
  font-family: var(--serif); font-weight: 900;
  font-size: clamp(64px, 11vw, 150px); line-height: 1.15; letter-spacing: 0.18em;
  text-shadow: 0 0 60px rgba(20,18,15,0.7);
}
.xu-en {
  margin-top: 22px;
  font-family: var(--serif-en); font-style: italic;
  font-size: clamp(15px, 1.8vw, 21px); letter-spacing: 0.3em;
  color: var(--ink-dim);
}
.xu-manifesto {
  margin-top: 48px;
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(17px, 2.2vw, 26px); line-height: 1.8; letter-spacing: 0.1em;
}
.xu-manifesto em {
  font-style: normal; color: var(--cinnabar);
  border-bottom: 2px solid rgba(180,58,43,0.45); padding-bottom: 3px;
}
.xu-hint {
  margin-top: 30px;
  font-size: 12px; letter-spacing: 0.3em; color: var(--ink-dim);
}
.xu-scroll {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  z-index: 2;
  font-size: 12px; letter-spacing: 0.28em; color: var(--ink-dim);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  font-family: var(--serif);
}
.xu-scroll span {
  display: block; width: 1px; height: 52px;
  background: linear-gradient(var(--cinnabar), transparent);
  animation: scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { transform: scaleY(0.4); opacity: 0.4; transform-origin: top; }
  50% { transform: scaleY(1); opacity: 1; transform-origin: top; }
}

.stat-num {
  font-family: var(--serif-en); font-size: clamp(42px, 4.4vw, 60px);
  font-weight: 500; line-height: 1;
}
.stat-unit { font-family: var(--serif); font-size: 14px; color: var(--cinnabar); margin-left: 4px; }
.stat-label { display: block; margin-top: 10px; font-size: 12px; letter-spacing: 0.2em; color: var(--ink-dim); }

/* ---------- 题旨 ---------- */
.tizhi { padding: 150px 0; text-align: center; }
.tizhi-text {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(28px, 4.2vw, 48px); line-height: 1.8; letter-spacing: 0.06em;
}
.tizhi-text strong { color: var(--cinnabar); font-weight: 700; }
.tizhi-sub { margin-top: 36px; font-size: 16px; line-height: 2.2; color: var(--ink-dim); }

/* ---------- 卷 ---------- */
.juan { padding: 130px 0 150px; }

.juan-head {
  position: relative;
  margin-bottom: 90px;
  padding-left: 96px;
}
.juan-label {
  position: absolute; left: 0; top: 6px;
  writing-mode: vertical-rl;
  font-family: var(--serif); font-size: 15px; letter-spacing: 0.5em;
  color: var(--paper-bg);
  background: var(--cinnabar);
  padding: 16px 9px 20px;
  line-height: 1;
}
.juan-title {
  font-family: var(--serif); font-weight: 900;
  font-size: clamp(56px, 8vw, 110px); line-height: 1.1; letter-spacing: 0.14em;
}
.juan-en {
  font-family: var(--serif-en); font-style: italic;
  font-size: 15px; letter-spacing: 0.2em; color: var(--paper-dim);
  margin-top: 10px;
}
.juan-intro {
  margin-top: 34px;
  font-family: var(--serif); font-size: clamp(17px, 2vw, 21px);
  line-height: 2; letter-spacing: 0.05em; color: var(--paper-dim);
  border-left: 2px solid var(--cinnabar); padding-left: 22px;
}

.juan-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 72px 52px; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-7 { grid-column: span 7; }
.span-12 { grid-column: span 12; }

.piece-media { overflow: hidden; background: var(--paper-line); }
.piece-media img {
  display: block; width: 100%; height: auto;
  transform: scale(1.05);
  transition: transform 1.4s cubic-bezier(0.22,1,0.36,1);
  will-change: transform;
}
.piece-media:hover img { transform: scale(1.0); }

.piece { cursor: pointer; }
.piece-info { margin-top: 22px; }
.piece-more {
  display: inline-block; margin-top: 12px;
  font-size: 12px; letter-spacing: 0.2em; color: var(--cinnabar);
  border-bottom: 1px solid rgba(180,58,43,0.4); padding-bottom: 2px;
  opacity: 0.75; transition: opacity 0.3s;
}
.piece:hover .piece-more { opacity: 1; }
.w-item { cursor: pointer; }
.piece-info h3 {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(19px, 1.8vw, 23px); letter-spacing: 0.04em;
}
.piece-meta { font-size: 13px; letter-spacing: 0.12em; color: var(--cinnabar); margin: 8px 0 10px; }
.piece-desc { font-size: 14.5px; color: var(--paper-dim); max-width: 560px; }
.piece-pano .piece-info { max-width: 760px; }

/* 全幅横图通栏出血：图到屏幕边缘，文字仍对齐版心 */
.piece-pano { width: 100vw; margin-left: calc(50% - 50vw); }
.piece-pano .piece-info {
  box-sizing: border-box;
  width: 100%; max-width: 1500px;
  margin-left: auto; margin-right: auto;
  padding: 0 56px;
}

/* ---------- 幕 · 舞台 ---------- */
.stage { padding: 0; }
.stage-figure { position: relative; margin: 0; }
.stage-figure img { display: block; width: 100%; height: auto; max-height: 88vh; object-fit: cover; }
.stage-figure::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(rgba(20,18,15,0.16), rgba(20,18,15,0.04) 40%, rgba(20,18,15,0.9) 92%);
  pointer-events: none;
}
.stage-figure figcaption { position: absolute; left: 0; right: 0; bottom: 52px; z-index: 2; }
.stage-line {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(22px, 3.2vw, 36px); line-height: 1.65; letter-spacing: 0.05em;
  color: var(--ink-text);
  text-shadow: 0 2px 18px rgba(0,0,0,0.55);
}
.stage-line-em { color: #E8B7AE; font-weight: 700; }
.stage-cap { margin-top: 14px; font-size: 13px; letter-spacing: 0.22em; color: var(--ink-dim); }

/* ---------- 衍生万象 ---------- */
.wanxiang { margin-top: 110px; }
.wanxiang-title {
  font-family: var(--serif); font-weight: 700; font-size: clamp(24px, 2.8vw, 32px);
  letter-spacing: 0.12em; margin-bottom: 48px;
  border-top: 1px solid var(--paper-line); padding-top: 44px;
}
.wanxiang-title em {
  font-family: var(--serif-en); font-style: italic; font-weight: 400;
  font-size: 0.5em; letter-spacing: 0.16em; color: var(--paper-dim); margin-left: 18px;
}
.wanxiang-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; }
.w-item { margin: 0; }
.w-item img {
  display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  background: var(--paper-line);
  transition: filter 0.5s;
}
.w-item:hover img { filter: brightness(1.06); }
.w-item figcaption { margin-top: 12px; font-size: 13px; letter-spacing: 0.06em; color: var(--paper-dim); }

/* ---------- 法 ---------- */
.fa { padding: 150px 0; }
.fa-head { display: flex; align-items: baseline; gap: 26px; margin-bottom: 70px; }
.fa-label {
  font-family: var(--serif); font-size: 16px; color: var(--paper-bg);
  background: var(--cinnabar); padding: 6px 12px;
}
.fa-head h2 {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(32px, 4.4vw, 50px); letter-spacing: 0.08em;
}
.fa-head h2 em {
  font-family: var(--serif-en); font-style: italic; font-weight: 400;
  font-size: 0.42em; letter-spacing: 0.16em; color: var(--ink-dim); margin-left: 20px;
}
.fa-statement {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(24px, 3.6vw, 42px); line-height: 1.75; letter-spacing: 0.03em;
}
.fa-statement strong { color: var(--cinnabar); font-weight: 700; }
.fa-note { margin-top: 30px; max-width: 640px; font-size: 16px; color: var(--ink-dim); }

.pipeline {
  list-style: none; margin-top: 80px;
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ink-line); border-left: 1px solid var(--ink-line);
}
.pipeline li {
  padding: 36px 32px 40px;
  border-right: 1px solid var(--ink-line); border-bottom: 1px solid var(--ink-line);
  transition: background 0.4s;
}
.pipeline li:hover { background: rgba(180,58,43,0.05); }
.pipeline li span { font-family: var(--serif); font-size: 15px; letter-spacing: 0.2em; color: var(--cinnabar); }
.pipeline h3 { font-family: var(--serif); font-weight: 600; font-size: 20px; letter-spacing: 0.1em; margin: 13px 0 9px; }
.pipeline p { font-size: 14px; color: var(--ink-dim); }

.fa-grid { display: grid; grid-template-columns: 6fr 5fr; gap: 100px; align-items: start; margin-top: 110px; }
.radar { width: 100%; max-width: 440px; display: block; }
.radar-note {
  margin-top: 24px; font-size: 14px; color: var(--ink-dim);
  border-left: 2px solid var(--cinnabar); padding-left: 18px; max-width: 420px;
}
.fa-side { display: flex; flex-direction: column; gap: 52px; }
.fa-side h4 { font-size: 12px; font-weight: 500; letter-spacing: 0.3em; color: var(--cinnabar); margin-bottom: 22px; }
.ability-list { list-style: none; columns: 2; column-gap: 40px; }
.ability-list li {
  padding: 10px 0; border-bottom: 1px solid var(--ink-line);
  font-size: 15px; letter-spacing: 0.04em; break-inside: avoid;
  display: flex; align-items: center; gap: 12px;
}
.ability-list li::before { content: "◆"; font-size: 7px; color: var(--cinnabar); }
.fa-roles { font-size: 15px; color: var(--ink-dim); }
.fa-roles strong { color: var(--ink-text); font-weight: 600; }

/* ---------- 人 ---------- */
.ren { padding: 130px 0 0; }
.ren-title { font-size: clamp(44px, 6vw, 84px); }
.ren-grid { display: grid; grid-template-columns: 6fr 5fr; gap: 90px; margin-bottom: 100px; }
.ren-lead {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(22px, 2.6vw, 30px); line-height: 1.8; margin-bottom: 26px;
}
.ren-text > p:not(.ren-lead) { color: var(--paper-dim); font-size: 15.5px; }
.ren-stats {
  display: flex; gap: 48px; flex-wrap: wrap;
  border-top: 1px solid var(--paper-line);
  margin-top: 44px; padding-top: 36px;
}
.ren-stats .stat-num { color: var(--paper-text); }
.ren-stats .stat-label { color: var(--paper-dim); }
.ren-clients {
  margin-top: 36px;
  font-family: var(--serif); font-size: 14px; line-height: 2.2;
  letter-spacing: 0.12em; color: var(--paper-dim);
  border-top: 1px solid var(--paper-line); padding-top: 24px;
}
.ren-side { display: flex; flex-direction: column; gap: 44px; }
.ren-portrait {
  background: #FFFDF8; border: 1px solid var(--paper-line);
  padding: 13px 13px 17px; max-width: 300px; margin: 0;
}
.ren-portrait img { display: block; width: 100%; height: auto; }
.ren-portrait figcaption { padding-top: 13px; display: flex; flex-direction: column; gap: 2px; }
.ren-portrait strong { font-family: var(--serif); font-weight: 600; font-size: 15px; letter-spacing: 0.1em; }
.ren-portrait span { font-size: 12px; letter-spacing: 0.14em; color: var(--paper-dim); }

.exp-item {
  display: grid; grid-template-columns: 150px 1fr; gap: 28px;
  padding: 26px 0; border-bottom: 1px solid var(--paper-line);
}
.exp-item:first-child { border-top: 1px solid var(--paper-line); }
.exp-period { font-family: var(--serif-en); font-size: 17px; color: var(--cinnabar); letter-spacing: 0.06em; }
.exp-item h3 { font-family: var(--serif); font-weight: 600; font-size: 17px; margin-bottom: 6px; }
.exp-item h3 i { font-style: normal; font-weight: 400; font-size: 13px; color: var(--paper-dim); margin-left: 12px; }
.exp-item p { font-size: 14px; color: var(--paper-dim); }

.ren-strip { margin: 0; }
.ren-strip img { display: block; width: 100%; height: auto; }
.ren-strip figcaption {
  padding: 18px 56px 56px;
  font-size: 13px; letter-spacing: 0.14em; color: var(--paper-dim);
}

/* ---------- 跋 ---------- */
.ba {
  padding: 170px 0 150px; text-align: center;
  background:
    radial-gradient(ellipse 70% 55% at 50% 100%, rgba(180,58,43,0.07), transparent 65%),
    var(--ink-bg);
}
.ba-label {
  display: inline-block;
  font-family: var(--serif); font-size: 16px; color: var(--paper-bg);
  background: var(--cinnabar); padding: 6px 14px; margin-bottom: 40px;
}
.ba-cta {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(22px, 3vw, 32px); line-height: 1.8;
  letter-spacing: 0.1em; margin-bottom: 42px;
}
.ba-mail {
  display: inline-block; position: relative;
  font-family: var(--serif-en); font-weight: 500;
  font-size: clamp(36px, 6.5vw, 78px); letter-spacing: 0.02em;
  color: var(--ink-text); text-decoration: none; transition: color 0.35s;
}
.ba-mail::after {
  content: ""; position: absolute; left: 0; bottom: -6px;
  width: 100%; height: 2px; background: var(--cinnabar);
  transform: scaleX(0); transform-origin: right;
  transition: transform 0.5s cubic-bezier(0.22,1,0.36,1);
}
.ba-mail:hover { color: var(--cinnabar); }
.ba-mail:hover::after { transform: scaleX(1); transform-origin: left; }
.ba-rows { display: flex; justify-content: center; gap: 80px; margin-top: 72px; flex-wrap: wrap; }
.ba-row { font-size: 15px; letter-spacing: 0.05em; }
.ba-row span { display: block; font-size: 11px; letter-spacing: 0.3em; color: var(--ink-dim); margin-bottom: 8px; }
.ba-row-links a { color: var(--ink-text); text-decoration: none; margin: 0 10px; transition: color 0.3s; }
.ba-row-links a:hover { color: var(--cinnabar); }

/* ---------- 页脚 ---------- */
.footer { padding: 32px 0; border-top: 1px solid var(--ink-line); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer p { font-size: 12px; letter-spacing: 0.16em; color: var(--ink-dim); }

/* ---------- 作品详情弹层 ---------- */
.modal {
  position: fixed; inset: 0; z-index: 300;
  display: none;
}
.modal.is-open { display: block; }
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(14, 12, 10, 0.82);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.modal-panel {
  position: absolute; inset: 4vh 4vw;
  background: var(--ink-bg);
  border: 1px solid var(--ink-line);
  overflow: hidden;
  display: flex; flex-direction: column;
  animation: modalIn 0.5s cubic-bezier(0.22,1,0.36,1);
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: none; }
}
.modal-close {
  position: absolute; top: 18px; right: 22px; z-index: 5;
  width: 44px; height: 44px;
  background: transparent; border: 1px solid var(--ink-line); border-radius: 50%;
  color: var(--ink-text); font-size: 16px; cursor: pointer;
  transition: border-color 0.3s, color 0.3s, transform 0.3s;
}
.modal-close:hover { border-color: var(--cinnabar); color: var(--cinnabar); transform: rotate(90deg); }
.modal-body {
  flex: 1; overflow-y: auto;
  display: grid; grid-template-columns: 7fr 5fr;
}
.modal-media { background: var(--ink-soft); }
.modal-media img { display: block; width: 100%; height: auto; }
.modal-media img + img { margin-top: 2px; }
.modal-info {
  padding: 64px 52px;
  position: sticky; top: 0; align-self: start;
}
.modal-chapter {
  display: inline-block;
  font-family: var(--serif); font-size: 13px; letter-spacing: 0.3em;
  color: var(--paper-bg); background: var(--cinnabar);
  padding: 4px 12px; margin-bottom: 28px;
}
.modal-title {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(24px, 2.6vw, 36px); letter-spacing: 0.05em;
  line-height: 1.5; margin-bottom: 30px; color: var(--ink-text);
}
.modal-meta { margin-bottom: 32px; }
.modal-meta div {
  display: grid; grid-template-columns: 84px 1fr; gap: 16px;
  padding: 11px 0; border-bottom: 1px solid var(--ink-line);
  font-size: 14px;
}
.modal-meta div:first-child { border-top: 1px solid var(--ink-line); }
.modal-meta dt { color: var(--ink-dim); letter-spacing: 0.2em; }
.modal-meta dd { color: var(--ink-text); letter-spacing: 0.04em; }
.modal-desc { font-size: 15px; line-height: 2.1; color: var(--ink-dim); }

body.modal-open { overflow: hidden; }

/* ---------- 减动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .piece-media img { transform: none; transition: none; }
  .cursor { display: none; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .container { padding: 0 26px; }
  .nav-inner { padding: 13px 26px; }
  .nav-title { font-size: 15px; letter-spacing: 0.12em; }
  .nav-title i { display: none; }
  .seal { width: 26px; height: 26px; }
  .nav-links a { margin-left: 12px; font-size: 12px; letter-spacing: 0.05em; }

  .xu { min-height: 92vh; }
  .xu-eyebrow { font-size: 10px; letter-spacing: 0.22em; margin-bottom: 28px; }
  .xu-manifesto { letter-spacing: 0.05em; }

  .modal-panel { inset: 0; }
  .modal-body { grid-template-columns: 1fr; }
  .modal-info { position: static; padding: 36px 26px 56px; }

  .ren-stats { gap: 28px; }
  .ren-side { gap: 36px; }

  .tizhi { padding: 100px 0; }

  .juan { padding: 90px 0 100px; }
  .juan-head { padding-left: 0; margin-bottom: 56px; }
  .juan-label {
    position: static; writing-mode: horizontal-tb;
    display: inline-block; padding: 5px 12px; margin-bottom: 22px;
  }
  .juan-grid { gap: 56px 0; }
  .piece, .span-4, .span-5, .span-7, .span-12 { grid-column: span 12 !important; }
  .piece-pano .piece-info { padding: 0 26px; }

  .stage-figure img { max-height: none; }
  .stage-figure figcaption { bottom: 26px; }

  .wanxiang { margin-top: 70px; }
  .wanxiang-grid { grid-template-columns: 1fr; gap: 40px; }

  .fa { padding: 96px 0; }
  .pipeline { grid-template-columns: 1fr 1fr; margin-top: 56px; }
  .pipeline li { padding: 24px 20px 28px; }
  .fa-grid { grid-template-columns: 1fr; gap: 64px; margin-top: 72px; }
  .ability-list { columns: 1; }

  .ren { padding-top: 90px; }
  .ren-grid { grid-template-columns: 1fr; gap: 56px; margin-bottom: 64px; }
  .exp-item { grid-template-columns: 1fr; gap: 8px; }
  .ren-strip figcaption { padding: 14px 26px 40px; }

  .ba { padding: 110px 0 96px; }
  .ba-rows { gap: 36px; }

  .footer-inner { justify-content: center; }
}