@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600&family=Manrope:wght@400;500;600&display=swap');

:root{
  --paper:#f2efe7;
  --ink:#18221d;
  --muted:#657068;
  --jade:#17372d;
  --jade2:#284d41;
  --gold:#ad8b52;
  --line:rgba(24,34,29,.16);
  --max:1180px;
}

*{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:Manrope,"Microsoft YaHei",sans-serif;
}

img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}

a{
  color:inherit;
  text-decoration:none;
}


/* =========================
   顶部导航
========================= */

.site-header{
  position:absolute;
  z-index:10;
  top:0;
  left:0;
  width:100%;
  color:#fff;
}

.nav-wrap{
  max-width:var(--max);
  margin:auto;
  padding:28px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}

.brand{
  display:flex;
  flex-direction:column;
  gap:3px;
}

.brand-cn{
  font:500 32px "Noto Serif SC","Songti SC",serif;
  letter-spacing:.08em;
}

.brand-en{
  font-size:8px;
  letter-spacing:.38em;
  opacity:.7;
}

.nav{
  display:flex;
  gap:28px;
  font-size:12px;
  letter-spacing:.08em;
}

.nav a{
  opacity:.85;
  transition:.25s;
}

.nav a:hover{
  opacity:1;
  color:#d8c08d;
}

.menu-btn{
  display:none;
  background:none;
  border:0;
  color:#fff;
  font:inherit;
}


/* =========================
   首屏
========================= */

.hero{
  height:min(760px,100vh);
  min-height:620px;
  background:var(--jade);
  position:relative;
  overflow:hidden;
  color:#fff;
}

.hero-media{
  position:absolute;
  inset:0 0 0 35%;
  overflow:hidden;
}

.hero-media img{
  opacity:.82;
}

.hero-shade{
  position:absolute;
  inset:0;
  background:
    linear-gradient(
      90deg,
      var(--jade) 0%,
      rgba(23,55,45,.92) 17%,
      rgba(23,55,45,.12) 65%,
      rgba(0,0,0,.12)
    );
}

.hero-copy{
  position:relative;
  z-index:2;
  max-width:var(--max);
  height:100%;
  margin:auto;
  padding:190px 24px 80px;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  justify-content:center;
}

.eyebrow{
  font-size:10px;
  letter-spacing:.42em;
  color:var(--gold);
  margin:0 0 22px;
  text-transform:uppercase;
}

.hero h1{
  font:500 clamp(48px,6vw,86px)/1.08 "Noto Serif SC","Songti SC",serif;
  margin:0;
  letter-spacing:-.04em;
}

.hero h1 em,
.section h2 em{
  font-style:normal;
  color:#c2a266;
}

.hero-text{
  margin:28px 0 34px;
  color:rgba(255,255,255,.72);
  font-size:13px;
  letter-spacing:.08em;
}

.hero-link{
  font-size:12px;
  letter-spacing:.15em;
  border-bottom:1px solid rgba(255,255,255,.5);
  padding-bottom:10px;
}

.hero-link span{
  margin-left:18px;
}

.hero-index{
  position:absolute;
  right:35px;
  bottom:30px;
  font-size:10px;
  letter-spacing:.25em;
  opacity:.65;
}


/* =========================
   通用内容
========================= */

.section{
  max-width:var(--max);
  margin:0 auto;
  padding:130px 24px;
}

.section-head h2,
.split-copy h2,
.row-head h2,
.culture-copy h2,
.contact-copy h2,
.honor h2,
.closing h2{
  font:500 clamp(38px,5vw,66px)/1.18 "Noto Serif SC","Songti SC",serif;
  letter-spacing:-.045em;
  margin:0;
}


/* =========================
   企业介绍
========================= */

.intro{
  padding-bottom:110px;
}

.intro-grid{
  margin-top:70px;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:100px;
}

.intro-lead p,
.split-copy p,
.culture-copy p,
.honor-body p,
.product-copy p,
.contact-copy>p{
  font-size:17px;
  line-height:2.1;
  color:var(--muted);
  margin:0 0 18px;
}

.intro-lead .lead{
  font:500 25px/1.6 "Noto Serif SC","Songti SC",serif;
  color:var(--ink);
}

.intro-note{
  border-left:1px solid var(--gold);
  padding:15px 0 15px 40px;
  align-self:end;
}

.quote-mark{
  font:60px/1 "Noto Serif SC",serif;
  color:var(--gold);
}

.intro-note p{
  font:500 22px/1.6 "Noto Serif SC",serif;
  margin:0 0 14px;
}

.intro-note small{
  font-size:11px;
  color:var(--muted);
}


/* =========================
   源头工艺
========================= */

.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:90px;
  align-items:center;
  background:var(--paper);
}

.split-media{
  height:620px;
  position:relative;
  background:var(--jade);
}

.split-media .image-no{
  position:absolute;
  right:24px;
  top:24px;
  color:#fff;
  font-size:10px;
  letter-spacing:.2em;
}

.split-copy h2{
  font-size:52px;
  margin-bottom:35px;
}

.line{
  width:100%;
  height:1px;
  background:var(--line);
  margin:48px 0 34px;
}

.split-copy h3{
  font:500 28px "Noto Serif SC",serif;
  margin:0 0 18px;
}


/* =========================
   产品展示
========================= */

.products{
  padding-top:120px;
}

.row-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  margin-bottom:55px;
}

.row-head>p{
  font-size:12px;
  line-height:1.9;
  color:var(--muted);
  text-align:right;
  margin:0;
}

.product-grid{
  display:grid;
  grid-template-columns:1.6fr .9fr .9fr;
  grid-template-rows:300px 300px;
  gap:14px;
}

.product-card{
  position:relative;
  overflow:hidden;
  background:var(--jade);
}

.product-card img{
  transition:transform .7s ease;
  filter:saturate(.82);
}

.product-card:hover img{
  transform:scale(1.04);
}

.product-card:after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(
      0deg,
      rgba(0,0,0,.55),
      transparent 55%
    );
}

.product-card-large{
  grid-row:1 / 3;
}

.product-card-wide{
  grid-column:2 / 4;
}

.card-label{
  position:absolute;
  z-index:2;
  left:26px;
  bottom:24px;
  color:#fff;
  font:500 24px "Noto Serif SC",serif;
}

.product-copy{
  max-width:780px;
  margin:42px 0 0 auto;
}


/* =========================
   荣誉资质
========================= */

.honor{
  background:var(--jade);
  color:#fff;
  max-width:none;
  padding-left:max(
    24px,
    calc((100vw - var(--max))/2 + 24px)
  );
  padding-right:max(
    24px,
    calc((100vw - var(--max))/2 + 24px)
  );
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:110px;
}

.honor .eyebrow{
  color:#c2a266;
}

.honor h2{
  color:#fff;
}

.honor-body{
  align-self:end;
  max-width:520px;
}

.honor-body p{
  color:rgba(255,255,255,.66);
}


/* =========================
   翡翠文化
========================= */

.culture{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:95px;
  align-items:center;
}

.culture-media{
  height:590px;
  position:relative;
}

.image-caption{
  position:absolute;
  bottom:22px;
  left:25px;
  color:#fff;
  font-size:9px;
  letter-spacing:.35em;
}

.culture-copy h2{
  font-size:54px;
  margin-bottom:40px;
}


/* =========================
   我们的优势
========================= */

.values{
  padding-bottom:120px;
}

.value-list{
  margin-top:55px;
  border-top:1px solid var(--line);
}

.value-list div{
  display:grid;
  grid-template-columns:70px 1fr;
  gap:30px;
  padding:23px 0;
  border-bottom:1px solid var(--line);
  align-items:center;
}

.value-list b{
  font-size:10px;
  color:var(--gold);
  letter-spacing:.18em;
}

.value-list span{
  font:400 19px/1.7 "Noto Serif SC",serif;
}


/* =========================
   联系峰哥
========================= */

.contact{
  background:#e7e1d4;
  max-width:none;
  padding-left:max(
    24px,
    calc((100vw - var(--max))/2 + 24px)
  );
  padding-right:max(
    24px,
    calc((100vw - var(--max))/2 + 24px)
  );
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:100px;
  align-items:center;
}

.contact-media{
  height:580px;
  background:var(--jade);
}

.contact-copy h2{
  font-size:70px;
  margin-bottom:35px;
}

.contact-rule{
  width:70px;
  height:1px;
  background:var(--gold);
  margin:45px 0;
}

.contact-brand{
  font:500 20px "Noto Serif SC",serif!important;
  color:var(--ink)!important;
}

.contact-brand span{
  font:12px Manrope,sans-serif;
  color:var(--muted);
}


/* =========================
   页面结束区域
========================= */

.closing{
  text-align:center;
  padding:115px 24px 65px;
  background:var(--paper);
}

.closing p{
  font-size:11px;
  color:var(--gold);
  letter-spacing:.25em;
  margin:0 0 24px;
}

.closing h2{
  font:500 46px/1.35 "Noto Serif SC","Songti SC",serif;
  letter-spacing:-.045em;
  margin:0;
}


/* =========================
   底部备案
========================= */

footer{
  width:100%;
  max-width:none;
  margin:0;
  padding:0 20px 30px;
  display:flex;
  justify-content:center;
  align-items:center;
  gap:18px;
  background:var(--paper);
  color:#7b827c;
  font-size:10px;
  letter-spacing:.06em;
  text-align:center;
}

footer::before{
  content:"";
  display:block;
  width:30px;
  height:1px;
  background:var(--gold);
}

footer::after{
  content:"";
  display:block;
  width:30px;
  height:1px;
  background:var(--gold);
}

footer a{
  color:#7b827c;
  text-decoration:none;
  transition:.25s;
}

footer a:hover{
  color:var(--gold);
}


/* =========================
   平板
========================= */

@media(max-width:900px){

  .nav{
    display:none;
  }

  .menu-btn{
    display:block;
  }

  .nav.open{
    position:absolute;
    top:70px;
    left:20px;
    right:20px;
    display:flex;
    flex-direction:column;
    gap:18px;
    background:rgba(15,36,29,.96);
    padding:22px;
  }

  .hero{
    min-height:700px;
  }

  .hero-media{
    left:0;
  }

  .hero-shade{
    background:
      linear-gradient(
        90deg,
        rgba(23,55,45,.9),
        rgba(23,55,45,.35)
      );
  }

  .hero-copy{
    padding:150px 24px 70px;
  }

  .intro-grid,
  .split,
  .culture,
  .honor,
  .contact{
    grid-template-columns:1fr;
    gap:45px;
  }

  .split-media,
  .culture-media,
  .contact-media{
    height:500px;
  }

  .honor{
    padding-top:95px;
    padding-bottom:95px;
  }

  .row-head{
    align-items:flex-start;
    gap:25px;
    flex-direction:column;
  }

  .row-head>p{
    text-align:left;
  }
}


/* =========================
   手机
========================= */

@media(max-width:620px){

  .section{
    padding:85px 20px;
  }

  .nav-wrap{
    padding:22px 20px;
  }

  .hero h1{
    font-size:50px;
  }

  .hero-text{
    line-height:1.8;
  }

  .intro-grid{
    margin-top:45px;
    gap:45px;
  }

  .intro-note{
    padding-left:24px;
  }

  .split-copy h2,
  .culture-copy h2{
    font-size:39px;
  }

  .split-media,
  .culture-media,
  .contact-media{
    height:390px;
  }

  .product-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    grid-template-rows:230px 230px 230px;
  }

  .product-card-large{
    grid-row:1 / 3;
  }

  .product-card-wide{
    grid-column:1 / 3;
  }

  .card-label{
    font-size:20px;
  }

  .value-list div{
    grid-template-columns:45px 1fr;
    gap:15px;
  }

  .value-list span{
    font-size:16px;
  }

  .contact-copy h2{
    font-size:52px;
  }

  .closing{
    padding:90px 20px 50px;
  }

  .closing h2{
    font-size:34px;
  }


  /* 手机底部 */
  footer{
    padding:0 20px 22px;
    gap:10px;
    font-size:9px;
  }

  footer::before,
  footer::after{
    width:16px;
  }
}



/* 关于峰哥介绍文字横向铺开 */
.intro-grid {
    display: block !important;
    width: 100% !important;
}

.intro-lead {
    width: 100% !important;
    max-width: none !important;
}

.intro-lead p {
    font-size: 17px;
    line-height: 2;
    letter-spacing: 0.03em;
}


/* =========================================
   联系峰哥区域
   ========================================= */

.contact-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* 描述文字 */
.contact-desc {
    margin-top: 24px;
    font-size: 16px;
    line-height: 2;
    color: #68706b;
}

/* 分隔线 */
.contact-rule {
    width: 70px;
    height: 1px;
    margin-top: 42px;
    margin-bottom: 34px;
    background: #b59a5b;
}

/* =========================================
   社交平台按钮
   ========================================= */

.social-links {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    width: 100%;
    max-width: 680px;
}

/* 按钮 */
.social-btn {
    display: flex !important;
    align-items: center;
    justify-content: center;

    min-width: 0;
    height: 58px;

    padding: 0 14px;

    border: 1px solid rgba(70, 80, 72, .25);
    border-radius: 30px;

    background: rgba(255,255,255,.25);

    color: #17201c;
    text-decoration: none;

    box-sizing: border-box;

    transition:
        transform .3s ease,
        background .3s ease,
        border-color .3s ease,
        box-shadow .3s ease;
}

/* 图标 */
.social-icon {
    width: 30px;
    height: 30px;

    flex: 0 0 30px;

    display: flex;
    align-items: center;
    justify-content: center;

    margin-right: 8px;

    border-radius: 8px;

    color: #fff;
    font-size: 13px;
    font-weight: 600;
}

/* 平台颜色 */

.douyin .social-icon {
    background: #111;
}

.xiaohongshu .social-icon {
    background: #ed4b5b;
}

.bilibili .social-icon {
    background: #32a8df;
}

.kuaishou .social-icon {
    background: #ff761c;
}

/* 名称 */
.social-name {
    font-size: 14px;
    white-space: nowrap;
}

/* 箭头 */
.social-arrow {
    margin-left: auto;
    padding-left: 7px;
    font-size: 16px;
    opacity: .65;
}

/* 鼠标效果 */
.social-btn:hover {
    transform: translateY(-4px);

    background: rgba(255,255,255,.75);

    border-color: rgba(70,80,72,.45);

    box-shadow: 0 10px 25px rgba(30,40,30,.08);
}

/* =========================================
   底部品牌标语
   ========================================= */

.contact-slogan {
    display: flex;
    align-items: center;
    gap: 20px;

    margin-top: 55px;

    color: #68706b;

    font-size: 14px;
    letter-spacing: .18em;
    white-space: nowrap;
}

.contact-slogan span {
    display: block;

    width: 55px;
    height: 1px;

    background: #9da59d;
}

/* =========================================
   手机端
   ========================================= */

@media (max-width: 768px) {

    .contact-desc {
        font-size: 15px;
    }

    .social-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .social-btn {
        height: 50px;
    }

    .contact-slogan {
        margin-top: 35px;
        font-size: 12px;
        letter-spacing: .08em;
        white-space: normal;
    }

    .contact-slogan span {
        display: none;
    }
}