@charset "utf-8";
/* ============================================================
   上海淼棵建筑装修有限公司 官网 - 全局样式
   风格：黑白极简 + 木色/暖灰点缀
   ============================================================ */

:root {
  --ink: #141110;
  --ink-soft: #2a2521;
  --ink-70: rgba(20, 17, 16, .7);
  --ink-50: rgba(20, 17, 16, .5);
  --wood: #a9784f;
  --wood-2: #c19a6b;
  --warm: #e9e4de;
  --warm-2: #f2efe9;
  --bg: #f7f5f2;
  --white: #fff;
  --muted: #8a817a;
  --line: rgba(20, 17, 16, .12);
  --line-light: rgba(255, 255, 255, .18);
  --nav-h: 84px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  --font-en: "Optima", "Georgia", "Times New Roman", serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-cn);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea, select { font-family: inherit; font-size: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }

::selection { background: var(--wood); color: #fff; }

/* ---------- 通用容器 ---------- */
.wrap { width: 100%; max-width: 1400px; margin: 0 auto; padding: 0 48px; }
.wrap-sm { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 48px; }

/* ---------- 排版 ---------- */
.en {
  font-family: var(--font-en);
  letter-spacing: .18em;
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 400;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--wood);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--wood);
}

.sec-title {
  font-size: clamp(28px, 3.4vw, 46px);
  line-height: 1.25;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .02em;
}
.sec-desc {
  margin-top: 20px;
  font-size: 15px;
  color: var(--muted);
  line-height: 2;
  max-width: 720px;
}

/* ---------- 区块 ---------- */
.sec { padding: 110px 0; }
.sec--warm { background: var(--warm-2); }
.sec--ink { background: var(--ink); color: rgba(255, 255, 255, .78); }
.sec--ink .sec-title { color: #fff; }
.sec--ink .sec-desc { color: rgba(255, 255, 255, .6); }

.sec-head { margin-bottom: 60px; }
.sec-head--center { text-align: center; }
.sec-head--center .sec-desc { margin-left: auto; margin-right: auto; }
.sec-head--center .eyebrow { justify-content: center; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  height: 54px;
  padding: 0 34px;
  font-size: 14px;
  letter-spacing: .08em;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  position: relative;
  overflow: hidden;
  transition: color .45s var(--ease), border-color .45s var(--ease);
}
.btn span { position: relative; z-index: 2; }
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--ink);
  transform: translateY(101%);
  transition: transform .45s var(--ease);
  z-index: 1;
}
.btn:hover { color: #fff; }
.btn:hover::after { transform: translateY(0); }
.btn .arw { transition: transform .45s var(--ease); }
.btn:hover .arw { transform: translateX(6px); }

.btn--wood { border-color: var(--wood); color: var(--wood); }
.btn--wood::after { background: var(--wood); }
.btn--wood:hover { color: #fff; }

.btn--solid { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn--solid::after { background: var(--wood); }
.btn--solid:hover { border-color: var(--wood); }

.btn--light { border-color: rgba(255, 255, 255, .45); color: #fff; }
.btn--light::after { background: #fff; }
.btn--light:hover { color: var(--ink); }

.link-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--wood);
  border-bottom: 1px solid rgba(169, 120, 79, .35);
  padding-bottom: 4px;
  transition: gap .35s var(--ease), border-color .35s var(--ease);
}
.link-more:hover { gap: 20px; border-color: var(--wood); }

/* ============================================================
   顶部导航
   ============================================================ */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), height .4s var(--ease);
}
.site-nav .wrap { display: flex; align-items: center; justify-content: space-between; }

.nav-logo { display: flex; align-items: baseline; gap: 12px; }
.nav-logo .cn {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--ink);
  transition: color .4s var(--ease);
}
.nav-logo .enm {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: .3em;
  color: var(--wood);
  text-transform: uppercase;
}

.nav-menu { display: flex; align-items: center; gap: 42px; }
.nav-menu > li > a {
  position: relative;
  display: block;
  padding: 6px 0;
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--ink-70);
  transition: color .35s var(--ease);
}
.nav-menu > li > a .en {
  display: block;
  font-size: 9px;
  letter-spacing: .22em;
  color: var(--muted);
  transition: color .35s var(--ease);
}
.nav-menu > li > a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--wood);
  transition: width .4s var(--ease);
}
.nav-menu > li > a:hover { color: var(--ink); }
.nav-menu > li > a:hover .en { color: var(--wood); }
.nav-menu > li > a:hover::after { width: 100%; }
.nav-menu > li.is-active > a { color: var(--wood); }
.nav-menu > li.is-active > a .en { color: var(--wood); }
.nav-menu > li.is-active > a::after { width: 100%; }

.nav-extra { display: flex; align-items: center; gap: 24px; }
.nav-tel {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--ink);
  transition: color .35s var(--ease);
}

/* 透明态（首页顶部） */
.site-nav.is-transparent .nav-logo .cn { color: #fff; }
.site-nav.is-transparent .nav-tel { color: #fff; }
.site-nav.is-transparent .nav-menu > li > a { color: rgba(255, 255, 255, .8); }
.site-nav.is-transparent .nav-menu > li > a .en { color: rgba(255, 255, 255, .45); }
.site-nav.is-transparent .nav-menu > li.is-active > a { color: var(--wood-2); }

/* 滚动后实心 */
.site-nav.is-solid {
  height: 70px;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(180%) blur(10px);
  box-shadow: 0 1px 0 var(--line);
}
.site-nav.is-solid .nav-logo .cn { color: var(--ink); }
.site-nav.is-solid .nav-tel { color: var(--ink); }
.site-nav.is-solid .nav-menu > li > a { color: var(--ink-70); }
.site-nav.is-solid .nav-menu > li > a .en { color: var(--muted); }
.site-nav.is-solid .nav-menu > li.is-active > a,
.site-nav.is-solid .nav-menu > li.is-active > a .en { color: var(--wood); }

/* 汉堡按钮 */
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  position: relative;
  z-index: 120;
}
.nav-toggle i {
  position: absolute;
  left: 8px;
  width: 24px; height: 1.5px;
  background: var(--ink);
  transition: transform .35s var(--ease), opacity .25s var(--ease), background .35s var(--ease);
}
.nav-toggle i:nth-child(1) { top: 14px; }
.nav-toggle i:nth-child(2) { top: 20px; }
.nav-toggle i:nth-child(3) { top: 26px; }
.site-nav.is-transparent .nav-toggle i { background: #fff; }
.site-nav.is-solid .nav-toggle i { background: var(--ink); }
body.nav-open .nav-toggle i:nth-child(1) { top: 20px; transform: rotate(45deg); background: #fff; }
body.nav-open .nav-toggle i:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle i:nth-child(3) { top: 20px; transform: rotate(-45deg); background: #fff; }

/* 移动端全屏菜单 */
.m-nav {
  position: fixed;
  inset: 0;
  background: var(--ink);
  z-index: 110;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 40px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity .4s var(--ease), transform .4s var(--ease), visibility .4s;
}
body.nav-open .m-nav { opacity: 1; visibility: visible; transform: none; }
.m-nav li { border-bottom: 1px solid var(--line-light); }
.m-nav a {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 20px 0;
  font-size: 22px;
  color: #fff;
}
.m-nav a .en { color: var(--wood-2); font-size: 10px; }
.m-nav-foot { margin-top: 40px; color: rgba(255, 255, 255, .6); font-size: 13px; }
.m-nav-foot .t { font-family: var(--font-en); font-size: 22px; color: var(--wood-2); display: block; margin-bottom: 8px; }

/* ============================================================
   首页 Hero 轮播
   ============================================================ */
.hero { position: relative; height: 100vh; min-height: 620px; overflow: hidden; background: var(--ink); }
.hero-slides { position: absolute; inset: 0; }
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.1s var(--ease);
}
.hero-slide.is-active { opacity: 1; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(20, 17, 16, .72) 0%, rgba(20, 17, 16, .3) 55%, rgba(20, 17, 16, .12) 100%);
}
.hero-body {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-body .en { color: var(--wood-2); letter-spacing: .34em; }
.hero-title {
  margin: 22px 0 26px;
  font-size: clamp(34px, 5.2vw, 74px);
  line-height: 1.16;
  font-weight: 700;
  color: #fff;
  letter-spacing: .04em;
  max-width: 15em;
}
.hero-sub {
  max-width: 620px;
  color: rgba(255, 255, 255, .72);
  font-size: 16px;
  line-height: 2;
}
.hero-actions { margin-top: 44px; display: flex; gap: 18px; flex-wrap: wrap; }

.hero-dots {
  position: absolute;
  left: 48px; bottom: 46px;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 18px;
}
.hero-dots button {
  width: 46px; height: 2px;
  background: rgba(255, 255, 255, .3);
  transition: background .4s var(--ease), width .4s var(--ease);
}
.hero-dots button.is-active { background: var(--wood-2); width: 76px; }

.hero-arrows {
  position: absolute;
  right: 48px; bottom: 38px;
  z-index: 4;
  display: flex;
  gap: 12px;
}
.hero-arrows button {
  width: 52px; height: 52px;
  border: 1px solid rgba(255, 255, 255, .35);
  color: #fff;
  display: grid;
  place-items: center;
  transition: background .35s var(--ease), border-color .35s var(--ease), color .35s var(--ease);
}
.hero-arrows button:hover { background: var(--wood); border-color: var(--wood); }

.hero-scroll {
  position: absolute;
  left: 50%; bottom: 40px;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: .3em;
  color: rgba(255, 255, 255, .6);
}
.hero-scroll i {
  width: 1px; height: 46px;
  background: linear-gradient(rgba(255, 255, 255, .6), transparent);
  animation: scrollLine 2s infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================================
   内页 Banner
   ============================================================ */
.pbanner {
  position: relative;
  height: 480px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--ink);
}
.pbanner img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .5; }
.pbanner .wrap { position: relative; z-index: 2; padding-bottom: 68px; }
.pbanner .en { color: var(--wood-2); letter-spacing: .34em; }
.pbanner h1 {
  margin-top: 14px;
  font-size: clamp(30px, 4vw, 54px);
  font-weight: 700;
  color: #fff;
  letter-spacing: .06em;
}

/* 面包屑 */
.crumb {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  background: var(--white);
  font-size: 13px;
  color: var(--muted);
}
.crumb a:hover { color: var(--wood); }
.crumb span { margin: 0 8px; color: var(--line); }

/* ============================================================
   公司简介（首页）
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 90px;
  align-items: center;
}
.about-imgs { position: relative; }
.about-imgs .big { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.about-imgs .small {
  position: absolute;
  right: -40px; bottom: -56px;
  width: 46%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 8px solid var(--bg);
}
.about-imgs .yr {
  position: absolute;
  left: -34px; top: 42px;
  background: var(--wood);
  color: #fff;
  padding: 20px 24px;
  text-align: center;
}
.about-imgs .yr b { display: block; font-family: var(--font-en); font-size: 40px; line-height: 1; }
.about-imgs .yr em { font-style: normal; font-size: 11px; letter-spacing: .2em; }

.stat-row {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border-top: 1px solid var(--line);
  padding-top: 34px;
}
.stat b {
  display: block;
  font-family: var(--font-en);
  font-size: 40px;
  line-height: 1;
  color: var(--ink);
}
.stat b i { font-style: normal; font-size: 18px; color: var(--wood); margin-left: 4px; }
.stat span { display: block; margin-top: 10px; font-size: 13px; color: var(--muted); letter-spacing: .06em; }

/* ============================================================
   服务项目
   ============================================================ */
.svc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); }
.svc-item {
  background: var(--bg);
  padding: 54px 38px 46px;
  position: relative;
  overflow: hidden;
  transition: background .5s var(--ease);
}
.svc-item::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 0; height: 3px;
  background: var(--wood);
  transition: width .5s var(--ease);
}
.svc-item:hover { background: var(--white); }
.svc-item:hover::before { width: 100%; }
.svc-item .no {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--wood);
}
.svc-item h3 {
  margin: 22px 0 14px;
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .04em;
}
.svc-item p { font-size: 14px; color: var(--muted); line-height: 1.95; }
.svc-item .tags { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 8px; }
.svc-item .tags em {
  font-style: normal;
  font-size: 12px;
  color: var(--ink-70);
  border: 1px solid var(--line);
  padding: 3px 10px;
}

/* ============================================================
   案例网格
   ============================================================ */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}
.filter-bar button {
  height: 40px;
  padding: 0 22px;
  border: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-70);
  background: var(--white);
  transition: all .35s var(--ease);
}
.filter-bar button:hover { border-color: var(--wood); color: var(--wood); }
.filter-bar button.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }

.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.work-card { display: block; }
.work-card .thumb {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--warm);
}
.work-card .thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.1s var(--ease), filter .8s var(--ease);
}
.work-card:hover .thumb img { transform: scale(1.06); }
.work-card .thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20, 17, 16, .72), rgba(20, 17, 16, 0) 55%);
  opacity: .85;
  transition: opacity .6s var(--ease);
}
.work-card .thumb .cat {
  position: absolute;
  left: 20px; top: 20px;
  z-index: 2;
  font-size: 11px;
  letter-spacing: .14em;
  color: #fff;
  background: rgba(20, 17, 16, .5);
  border: 1px solid var(--line-light);
  padding: 4px 12px;
}
.work-card .thumb .plus {
  position: absolute;
  right: 18px; bottom: 18px;
  z-index: 2;
  width: 42px; height: 42px;
  border: 1px solid rgba(255, 255, 255, .45);
  color: #fff;
  display: grid;
  place-items: center;
  opacity: 0;
  transform: translateY(10px);
  transition: all .5s var(--ease);
}
.work-card:hover .thumb .plus { opacity: 1; transform: none; background: var(--wood); border-color: var(--wood); }
.work-card .meta { padding: 22px 2px 0; }
.work-card .meta h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: .03em;
  transition: color .35s var(--ease);
}
.work-card:hover .meta h3 { color: var(--wood); }
.work-card .meta p { margin-top: 8px; font-size: 13px; color: var(--muted); }
.work-card .meta .loc {
  margin-top: 12px;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--wood);
}

/* ============================================================
   施工流程（时间轴）
   ============================================================ */
.flow-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.flow-item { position: relative; padding: 0 26px; }
.flow-item::before {
  content: "";
  position: absolute;
  left: 0; top: 12px;
  width: 100%; height: 1px;
  background: var(--line);
}
.flow-item:last-child::before { width: 30%; }
.flow-item .dot {
  position: relative;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--wood);
  margin-bottom: 26px;
}
.flow-item:first-child .dot { background: var(--wood); }
.flow-item .no {
  font-family: var(--font-en);
  font-size: 26px;
  color: var(--ink);
  opacity: .18;
  line-height: 1;
}
.flow-item h4 { margin: 14px 0 10px; font-size: 17px; color: var(--ink); font-weight: 700; }
.flow-item p { font-size: 13px; color: var(--muted); line-height: 1.9; }

/* ============================================================
   客户墙
   ============================================================ */
.client-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .12);
}
.client-grid div {
  background: #fff;
  aspect-ratio: 3 / 1.4;
  display: grid;
  place-items: center;
  transition: background .4s var(--ease);
}
.client-grid div:hover { background: #f2ede6; }
.client-grid img { width: 100%; height: 100%; object-fit: contain; opacity: .95; transition: opacity .4s var(--ease); }
.client-grid div:hover img { opacity: 1; }

/* ============================================================
   新闻
   ============================================================ */
.news-list { border-top: 1px solid var(--line); }
.news-item {
  display: grid;
  grid-template-columns: 260px 1fr auto;
  gap: 42px;
  align-items: center;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
  transition: background .4s var(--ease), padding .4s var(--ease);
}
.news-item:hover { background: var(--white); padding-left: 20px; padding-right: 20px; }
.news-item .pic { aspect-ratio: 16 / 10; overflow: hidden; }
.news-item .pic img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.news-item:hover .pic img { transform: scale(1.06); }
.news-item .info .date {
  font-family: var(--font-en);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--wood);
}
.news-item .info h3 {
  margin: 12px 0 10px;
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.5;
  transition: color .35s var(--ease);
}
.news-item:hover .info h3 { color: var(--wood); }
.news-item .info p {
  font-size: 14px;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-item .go {
  width: 46px; height: 46px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--ink-50);
  transition: all .4s var(--ease);
}
.news-item:hover .go { background: var(--wood); border-color: var(--wood); color: #fff; }

/* 首页新闻卡片 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.news-card .pic { aspect-ratio: 16 / 10; overflow: hidden; }
.news-card .pic img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.news-card:hover .pic img { transform: scale(1.06); }
.news-card .body { padding: 24px 0 0; }
.news-card .date { font-family: var(--font-en); font-size: 12px; letter-spacing: .2em; color: var(--wood); }
.news-card h3 {
  margin: 12px 0 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.55;
  transition: color .35s var(--ease);
}
.news-card:hover h3 { color: var(--wood); }
.news-card p {
  font-size: 14px; color: var(--muted);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* 新闻详情 */
.article { max-width: 860px; margin: 0 auto; }
.article-head { text-align: center; margin-bottom: 56px; }
.article-head h1 { font-size: clamp(26px, 3vw, 38px); font-weight: 700; color: var(--ink); line-height: 1.45; }
.article-head .meta {
  margin-top: 22px;
  display: flex;
  justify-content: center;
  gap: 26px;
  font-size: 13px;
  color: var(--muted);
}
.article-body p { margin-bottom: 24px; font-size: 16px; line-height: 2.1; color: var(--ink-soft); }
.article-body h2 { margin: 44px 0 20px; font-size: 22px; color: var(--ink); font-weight: 700; }
.article-body img { margin: 34px 0; width: 100%; }
.article-body blockquote {
  margin: 34px 0;
  padding: 22px 28px;
  border-left: 3px solid var(--wood);
  background: var(--warm-2);
  font-size: 15px;
  color: var(--ink-70);
}
.article-nav {
  margin-top: 60px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 14px;
}
.article-nav a:hover { color: var(--wood); }

/* ============================================================
   团队
   ============================================================ */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.team-card .pic { position: relative; aspect-ratio: 3 / 4; overflow: hidden; }
.team-card .pic img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); transition: filter .8s var(--ease), transform 1.1s var(--ease); }
.team-card:hover .pic img { filter: grayscale(0); transform: scale(1.05); }
.team-card .pic .role {
  position: absolute;
  left: 0; bottom: 0;
  background: var(--wood);
  color: #fff;
  font-size: 12px;
  letter-spacing: .14em;
  padding: 7px 16px;
}
.team-card .body { padding: 20px 0 0; }
.team-card .body h3 { font-size: 19px; font-weight: 700; color: var(--ink); }
.team-card .body .enm { font-family: var(--font-en); font-size: 11px; letter-spacing: .2em; color: var(--wood); margin-top: 4px; }
.team-card .body p { margin-top: 12px; font-size: 14px; color: var(--muted); line-height: 1.9; }

/* ============================================================
   CTA 横幅
   ============================================================ */
.cta {
  position: relative;
  padding: 92px 0;
  background: var(--ink);
  color: #fff;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  right: -80px; top: -80px;
  width: 420px; height: 420px;
  border: 1px solid rgba(169, 120, 79, .35);
  border-radius: 50%;
}
.cta .wrap { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.cta h2 { font-size: clamp(24px, 3vw, 40px); font-weight: 700; letter-spacing: .04em; }
.cta p { margin-top: 14px; color: rgba(255, 255, 255, .6); font-size: 15px; }
.cta .tel {
  font-family: var(--font-en);
  font-size: clamp(26px, 3vw, 40px);
  color: var(--wood-2);
  letter-spacing: .04em;
}

/* ============================================================
   联系页
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; }
.contact-info .item {
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.contact-info .item:first-child { border-top: 1px solid var(--line); }
.contact-info .item .k {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--wood);
  text-transform: uppercase;
}
.contact-info .item .v { margin-top: 10px; font-size: 16px; color: var(--ink); line-height: 1.8; }
.contact-info .item .v.big { font-family: var(--font-en); font-size: 24px; letter-spacing: .04em; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.fld { display: flex; flex-direction: column; gap: 10px; }
.fld.full { grid-column: 1 / -1; }
.fld label { font-size: 13px; color: var(--ink-70); letter-spacing: .04em; }
.fld label i { color: var(--wood); font-style: normal; }
.fld input, .fld select, .fld textarea {
  height: 52px;
  padding: 0 16px;
  border: 1px solid var(--line);
  background: var(--white);
  outline: none;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.fld textarea { height: 140px; padding: 14px 16px; resize: vertical; line-height: 1.8; }
.fld input:focus, .fld select:focus, .fld textarea:focus {
  border-color: var(--wood);
  box-shadow: 0 0 0 3px rgba(169, 120, 79, .12);
}
.fld .err { font-size: 12px; color: #c0392b; min-height: 0; }
.form-foot { margin-top: 26px; display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.form-foot .tip { font-size: 13px; color: var(--muted); }
.form-ok {
  display: none;
  margin-top: 22px;
  padding: 16px 20px;
  background: rgba(169, 120, 79, .1);
  border-left: 3px solid var(--wood);
  font-size: 14px;
  color: var(--ink);
}
.form-ok.show { display: block; }

.map-box { margin-top: 90px; border: 1px solid var(--line); background: var(--warm); }
.map-box img { width: 100%; }

/* ============================================================
   页脚
   ============================================================ */
.site-foot { background: var(--ink); color: rgba(255, 255, 255, .6); padding: 86px 0 0; }
.foot-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 50px;
  padding-bottom: 60px;
}
.foot-logo .cn { font-size: 24px; font-weight: 700; letter-spacing: .2em; color: #fff; }
.foot-logo .enm { margin-top: 8px; font-family: var(--font-en); font-size: 10px; letter-spacing: .3em; color: var(--wood-2); text-transform: uppercase; }
.foot-logo p { margin-top: 22px; font-size: 13px; line-height: 2; max-width: 330px; }
.foot-col h4 { font-size: 14px; color: #fff; letter-spacing: .1em; margin-bottom: 22px; font-weight: 700; }
.foot-col li { margin-bottom: 12px; font-size: 13px; }
.foot-col li a:hover { color: var(--wood-2); }
.foot-contact li { display: flex; gap: 10px; }
.foot-contact .big { font-family: var(--font-en); font-size: 22px; color: var(--wood-2); letter-spacing: .04em; }

.foot-bar {
  border-top: 1px solid var(--line-light);
  padding: 26px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 12px;
  color: rgba(255, 255, 255, .45);
}
.foot-bar .links { display: flex; gap: 20px; }
.foot-bar .links a:hover { color: var(--wood-2); }

/* ============================================================
   滚动揭示动画
   ============================================================ */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .1s; }
.reveal.d2 { transition-delay: .2s; }
.reveal.d3 { transition-delay: .3s; }
.reveal.d4 { transition-delay: .4s; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1200px) {
  .wrap, .wrap-sm { padding: 0 32px; }
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .flow-grid { grid-template-columns: repeat(3, 1fr); gap: 40px 0; }
  .flow-item::before { display: none; }
  .client-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 992px) {
  .nav-menu, .nav-extra .nav-tel { display: none; }
  .nav-toggle { display: block; }
  .about-grid { grid-template-columns: 1fr; gap: 70px; }
  .about-imgs .small { right: 0; }
  .about-imgs .yr { left: 0; }
  .work-grid, .news-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 56px; }
  .news-item { grid-template-columns: 200px 1fr; gap: 26px; }
  .news-item .go { display: none; }
  .sec { padding: 80px 0; }
}

@media (max-width: 680px) {
  .wrap, .wrap-sm { padding: 0 20px; }
  .hero { min-height: 560px; }
  .hero-dots { left: 20px; bottom: 28px; gap: 12px; }
  .hero-dots button { width: 30px; }
  .hero-dots button.is-active { width: 48px; }
  .hero-arrows { right: 20px; bottom: 22px; }
  .hero-arrows button { width: 44px; height: 44px; }
  .hero-scroll { display: none; }
  .svc-grid { grid-template-columns: 1fr; }
  .work-grid, .news-grid, .team-grid { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; gap: 18px; padding: 26px 0; }
  .news-item .pic { aspect-ratio: 16 / 9; }
  .stat-row { grid-template-columns: 1fr; gap: 26px; }
  .flow-grid { grid-template-columns: 1fr; }
  .client-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr; gap: 34px; }
  .form-grid { grid-template-columns: 1fr; }
  .pbanner { height: 340px; }
  .cta .wrap { flex-direction: column; align-items: flex-start; }
  .foot-bar { flex-direction: column; align-items: flex-start; }
}