/* ========================================================
   标王酒业 · 整站样式（严格参照泸州老窖官网设计语言）
   白底黑字 + 泸窖红 #E1001F / #b02b2b / 无衬线字体
   大圆角卡片 + 柔和阴影 / 内容宽度 1510px
   ======================================================== */

:root {
  --red: #E1001F;
  --red2: #b02b2b;
  --ink: #000;
  --gray: #646464;
  --line: #D3D3D3;
  --foot: #D8D8D8;
  --shadow: 0 0 10px 5px rgba(0,0,0,.05);
  --shadow-lg: 0 0 20px 8px rgba(0,0,0,.12);
  --sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: #fff;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color .3s; }
ul { list-style: none; }
button { font-family: var(--sans); }

/* 1510px 内容宽度 */
.wrap { width: 1510px; max-width: 94%; margin: 0 auto; }

/* ============ 固定白色导航 ============ */
.header_height { height: 94px; }
.header {
  position: fixed; left: 0; top: 0; z-index: 1001;
  width: 100%; height: 94px; background: #fff;
  box-shadow: 0 0 10px rgba(85,85,85,.35);
  transition: .3s all;
}
.header .wrap { display: flex; align-items: center; height: 94px; }
.logo { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.logo .seal {
  width: 50px; height: 50px; background: var(--red); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700; letter-spacing: 2px; border-radius: 8px;
}
.logo .logo-txt .cn { font-size: 26px; font-weight: 700; letter-spacing: 4px; line-height: 1.2; }
.logo .logo-txt .en { font-size: 11px; color: #999; letter-spacing: 3px; }
.nav { flex: 1; display: flex; justify-content: flex-end; align-items: center; }
.nav > ul { display: flex; align-items: center; }
.nav > ul > li { position: relative; margin: 0 20px; }
.nav > ul > li > a {
  display: block; position: relative; color: var(--ink) !important;
  font-size: 18px; line-height: 94px; padding: 0 4px;
}
.nav > ul > li > a > em {
  opacity: 0; display: block; position: absolute; left: 50%; bottom: 18px;
  width: 0; height: 2px; background: var(--red2); transition: all .3s;
}
.nav > ul > li.on > a > em, .nav > ul > li:hover > a > em { opacity: 1; left: 0; width: 100%; }
.nav > ul > li.on > a, .nav > ul > li:hover > a { color: var(--red2) !important; }
/* 下拉 */
.nav .drop {
  position: absolute; top: 94px; left: 50%; transform: translateX(-50%) translateY(12px);
  background: #fff; border-radius: 12px; box-shadow: 0 8px 30px rgba(0,0,0,.15);
  padding: 12px 0; min-width: 176px; opacity: 0; visibility: hidden; transition: .3s all;
}
.nav > ul > li:hover .drop { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav .drop a {
  display: block; padding: 10px 26px; font-size: 15px; color: #333;
  white-space: nowrap; text-align: center;
}
.nav .drop a:hover { color: #fff; background: var(--red); }
/* 右侧热线 */
.header-hot {
  flex-shrink: 0; margin-left: 26px; padding-left: 26px; border-left: 1px solid #e5e5e5; text-align: center;
}
.header-hot .k { font-size: 12px; color: #999; letter-spacing: 2px; }
.header-hot .v { font-size: 20px; font-weight: 700; color: var(--red); }

/* ============ 首屏轮播 ============ */
.index_banner { position: relative; background: #fff; }
.banner { position: relative; height: calc(100vh - 0px); min-height: 620px; max-height: 1000px; overflow: hidden; }
.banner .slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity 1.2s ease;
  background-size: cover; background-position: center;
}
.banner .slide.active { opacity: 1; }
.banner .slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.28), rgba(0,0,0,.05) 45%, rgba(0,0,0,.4));
}
.banner .cap {
  position: absolute; z-index: 3; left: 50%; transform: translateX(-50%);
  bottom: 18%; width: 1510px; max-width: 94%; text-align: center; color: #fff;
}
.banner .cap h2 {
  font-size: 58px; font-weight: 700; letter-spacing: 10px; text-indent: 10px;
  text-shadow: 0 2px 18px rgba(0,0,0,.45); line-height: 1.4;
}
.banner .cap p { margin-top: 14px; font-size: 18px; letter-spacing: 6px; opacity: .85; }
/* 白色圆点（老窖式：当前点为空心圆环） */
.banner .dots {
  position: absolute; z-index: 4; bottom: 50px; left: 0; width: 100%;
  display: flex; justify-content: center; align-items: center; gap: 20px;
}
.banner .dots span {
  width: 14px; height: 14px; border-radius: 50%; background: #fff; cursor: pointer;
  transition: .3s all; opacity: .85;
}
.banner .dots span.active {
  background: transparent; border: 3px solid #fff; width: 17px; height: 17px;
}

/* ============ 居中标题（小字 + 大字，老窖式） ============ */
.tit { text-align: center; margin-bottom: 60px; }
.tit span { display: block; font-size: 22px; font-weight: 600; letter-spacing: 2px; }
.tit h2 { font-size: 52px; font-weight: 700; letter-spacing: 2px; margin-top: 8px; }
.tit h2 small { display: block; font-size: 15px; font-weight: 400; color: #999; letter-spacing: 6px; margin-top: 10px; text-transform: uppercase; }
.tit-light { color: #fff; }
.tit-light h2 small { color: rgba(255,255,255,.7); }
.tit-desc { max-width: 980px; margin: 18px auto 0; font-size: 15px; color: #888; letter-spacing: 1px; }

/* ============ part01 新闻中心 ============ */
.index-part01 { padding: 110px 0; background: #fff; }
.index-part01 .con { display: flex; gap: 30px; }
.index-part01 .ll { width: 57.78%; display: flex; gap: 3.5%; }
.index-part01 .ll .card {
  position: relative; width: 46.5%; height: 560px; overflow: hidden;
  border-radius: 20px; box-shadow: var(--shadow); background: #fff;
  transition: .5s all;
}
.index-part01 .ll .card:hover { box-shadow: var(--shadow-lg); }
.index-part01 .ll .card .img {
  position: absolute; z-index: 1; left: 0; bottom: 0; width: 100%; height: 58%;
}
.index-part01 .ll .card .img img { width: 100%; height: 100%; object-fit: cover; }
.index-part01 .ll .card .txt {
  position: absolute; z-index: 2; left: 0; top: 0; width: 100%;
  padding: 34px 30px 90px;
  background: linear-gradient(180deg, #fff 52%, rgba(255,255,255,0));
  transition: .5s all;
}
.index-part01 .ll .card .txt span { display: block; font-weight: 700; font-size: 16px; }
.index-part01 .ll .card .txt h3 {
  margin-top: 8px; font-size: 22px; font-weight: 700; color: var(--gray);
  line-height: 1.4; height: 3.9em; max-height: 3.9em; overflow: hidden;
  transition: .3s color;
}
.index-part01 .ll .card:hover .txt h3 { color: var(--ink); }
.index-part01 .rr {
  width: 42.22%; border-radius: 20px; box-shadow: var(--shadow); background: #fff;
  align-self: stretch; display: flex; flex-direction: column; justify-content: center;
  padding: 15px 30px;
}
.index-part01 .rr li { border-bottom: 1px solid var(--line); padding: 18px 20px; border-radius: 20px; transition: .5s all; }
.index-part01 .rr li:last-child { border-bottom: none; }
.index-part01 .rr li span { display: block; font-weight: 700; font-size: 15px; }
.index-part01 .rr li h3 {
  margin-top: 6px; font-size: 18px; font-weight: 700; color: var(--gray);
  line-height: 1.4; height: 2.6em; max-height: 2.6em; overflow: hidden;
}
.index-part01 .rr li:hover { border-color: transparent; color: #fff; background: var(--red); }
.index-part01 .rr li:hover h3 { color: #fff; }

/* ============ part02 产品选项卡 ============ */
.index-part02 { padding: 40px 0 110px; background: #fff; }
.tab_tit { display: flex; border-bottom: 1px solid #e8e8e8; }
.tab_tit li {
  flex: 1; text-align: center; cursor: pointer; font-size: 20px; font-weight: 600;
  padding: 18px 0 20px; border-bottom: 3px solid transparent; transition: .5s all;
}
.tab_tit li:hover { color: var(--red2); }
.tab_tit li.on { border-bottom-color: var(--red); color: var(--ink); }
.tab_con { position: relative; margin-top: 30px; }
.tab_item {
  display: none; position: relative; height: 620px; border-radius: 20px; overflow: hidden;
  box-shadow: var(--shadow);
}
.tab_item.on { display: block; }
.tab_item .tbg { position: absolute; inset: 0; }
.tab_item .tbg img { width: 100%; height: 100%; object-fit: cover; object-position: center 22%; }
.tab_item .tbg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.35) 42%, rgba(0,0,0,.05) 70%);
}
.tab_item .tinfo {
  position: absolute; z-index: 2; left: 70px; top: 50%; transform: translateY(-50%);
  color: #fff; max-width: 560px;
}
.tab_item .tinfo .kick { font-size: 14px; letter-spacing: 4px; opacity: .75; }
.tab_item .tinfo h3 { font-size: 44px; font-weight: 700; margin-top: 12px; letter-spacing: 3px; }
.tab_item .tinfo p { margin-top: 16px; font-size: 17px; line-height: 1.9; opacity: .85; }
.tab_item .tinfo .price { margin-top: 26px; font-size: 30px; font-weight: 700; color: #fff; }
.tab_item .tinfo .price small { display: block; font-size: 14px; font-weight: 400; opacity: .7; margin-bottom: 4px; }
.tab_item .tinfo .price b { color: #ffde5a; font-size: 40px; }

/* ============ part03 历史文化（深色 + 错位卡片） ============ */
.index-part03 { position: relative; }
.index-part03 .tt {
  position: relative; padding: 150px 0 280px;
  background-size: cover; background-position: center;
}
.index-part03 .tt::after {
  content: ""; position: absolute; inset: 0; background: rgba(10,8,6,.45);
}
.index-part03 .tt .tit { position: relative; z-index: 2; color: #fff; }
.index-part03 .res-list { position: relative; z-index: 3; margin-top: -220px; display: flex; flex-wrap: wrap; justify-content: space-between; padding-bottom: 60px; }
.index-part03 .res-list li {
  width: 48.5%; height: 430px; margin-top: 50px; position: relative;
  border-radius: 50px; box-shadow: 0 0 25px 10px rgba(0,0,0,.18); overflow: hidden;
  color: #fff; transition: .5s all;
}
.index-part03 .res-list li:nth-of-type(2) { margin-top: 190px; }
.index-part03 .res-list li:hover { transform: translateY(-10px); }
.index-part03 .res-list li .rbg { position: absolute; inset: 0; }
.index-part03 .res-list li .rbg img { width: 100%; height: 100%; object-fit: cover; transition: .8s all; }
.index-part03 .res-list li:hover .rbg img { transform: scale(1.05); }
.index-part03 .res-list li .rbg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.05) 30%, rgba(0,0,0,.72));
}
.index-part03 .res-list li .rcon { position: absolute; z-index: 2; left: 44px; right: 44px; bottom: 40px; }
.index-part03 .res-list li .rcon .no { font-size: 15px; letter-spacing: 4px; opacity: .7; }
.index-part03 .res-list li .rcon h3 { font-size: 30px; font-weight: 700; margin-top: 8px; letter-spacing: 3px; }
.index-part03 .res-list li .rcon p { margin-top: 10px; font-size: 16px; font-weight: 600; line-height: 1.8; opacity: .88; }

/* ============ part04 服务中心 ============ */
.index-part04 { padding: 130px 0; background-size: cover; background-position: center; position: relative; }
.index-part04::after { content: ""; position: absolute; inset: 0; background: rgba(8,6,5,.55); }
.index-part04 .wrap { position: relative; z-index: 2; }
.index-part04 .tit { color: #fff; }
.index-part04 ul { display: flex; gap: 3%; }
.index-part04 li {
  width: 31.33%; min-height: 520px; border-radius: 20px; overflow: hidden;
  transition: .5s all; position: relative; color: #fff;
}
.index-part04 li:hover { margin-top: -15px; }
.index-part04 li .sbg { position: absolute; inset: 0; }
.index-part04 li .sbg img { width: 100%; height: 100%; object-fit: cover; }
.index-part04 li .sbg::after { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,.38); }
.index-part04 li:first-child { background: #fff; }
.index-part04 li:first-child .sbg { display: none; }
.index-part04 li h3 { position: relative; z-index: 2; margin: 50px 40px 0; font-size: 34px; font-weight: 700; letter-spacing: 2px; }
.index-part04 li:first-child h3 { color: #000; }
.index-part04 li .box { position: relative; z-index: 2; margin: 120px 40px 0; }
.index-part04 li:nth-of-type(2) .box { margin-top: 90px; }
.index-part04 li .box .sub { font-size: 15px; opacity: .8; margin-bottom: 14px; }
.index-part04 li .box .tel { font-size: 34px; font-weight: 700; letter-spacing: 1px; }
.index-part04 li .box .tel2 { font-size: 20px; font-weight: 600; margin-top: 10px; opacity: .9; }
.index-part04 li .box a.a1 {
  float: left; margin: 0 14px 14px 0; padding: 0 22px; height: 46px; line-height: 46px;
  border-radius: 35px; color: #000; background: #f4f4f4; font-size: 15px; transition: 1s all;
}
.index-part04 li .box a.a1:hover { background: var(--red); color: #fff; }
.index-part04 li .box a.a2 {
  float: left; margin: 0 14px 14px 0; padding: 0 22px; height: 46px; line-height: 46px;
  border-radius: 35px; color: #fff; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.5);
  font-size: 15px; transition: 1s all;
}
.index-part04 li .box a.a2:hover { background: var(--red); border-color: var(--red); }

/* ============ 页脚（浅灰，老窖式） ============ */
.footer { background: var(--foot); position: relative; margin-top: 0; }
.footer .fwrap { position: relative; padding: 80px 0 40px; }
.foot_share {
  position: absolute; right: 0; top: -40px; height: 40px; line-height: 40px;
  padding: 0 10px; background: #040404; border-radius: 10px 10px 0 0;
  display: flex; gap: 4px;
}
.foot_share a { width: 56px; text-align: center; color: #B6B6B6; font-size: 14px; transition: .3s; }
.foot_share a:hover { color: #fff; }
.foot_logo { text-align: center; margin-bottom: 26px; }
.foot_logo .seal {
  display: inline-flex; width: 44px; height: 44px; background: var(--red); color: #fff;
  align-items: center; justify-content: center; font-size: 17px; font-weight: 700;
  border-radius: 8px; letter-spacing: 2px;
}
.foot_nav { text-align: center; margin-bottom: 24px; }
.foot_nav a, .foot_nav span { color: #000; margin: 0 15px; font-size: 15px; }
.foot_nav a:hover { color: var(--red); }
.foot_p01 { text-align: center; font-size: 14px; color: #555; line-height: 2; }
.foot_p01 a:hover { color: var(--red); }

/* ============ 内页 banner ============ */
.inbanner {
  position: relative; height: 440px; background-size: cover; background-position: center;
  display: flex; align-items: center; justify-content: center; text-align: center;
}
.inbanner::after { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,.38); }
.inbanner .itxt { position: relative; z-index: 2; color: #fff; }
.inbanner h1 { font-size: 46px; font-weight: 700; letter-spacing: 8px; text-indent: 8px; }
.inbanner p { margin-top: 12px; font-size: 15px; letter-spacing: 4px; opacity: .8; text-transform: uppercase; }
.crumb { background: #fff; border-bottom: 1px solid #ececec; }
.crumb .wrap { display: flex; align-items: center; height: 56px; font-size: 14px; color: #999; }
.crumb a:hover { color: var(--red); }
.crumb .sep { margin: 0 12px; }
.crumb .cur { color: var(--red); }

/* ============ 内页：公司简介 ============ */
.page-sec { padding: 100px 0; }
.about-grid { display: grid; grid-template-columns: 720px 1fr; gap: 80px; align-items: center; }
.about-grid .apic { border-radius: 20px; overflow: hidden; box-shadow: var(--shadow); }
.about-grid .apic img { width: 100%; height: 480px; object-fit: cover; }
.about-grid h2 { font-size: 34px; font-weight: 700; letter-spacing: 2px; }
.about-grid h2 i { font-style: normal; color: var(--red); }
.about-grid .para { margin-top: 22px; text-align: justify; color: #333; }
.about-stats { display: flex; margin-top: 36px; gap: 0; border-top: 1px solid #eee; padding-top: 28px; }
.about-stats .st { flex: 1; text-align: left; }
.about-stats .num { font-size: 40px; font-weight: 700; color: var(--red); line-height: 1.1; }
.about-stats .num small { font-size: 15px; color: #666; font-weight: 400; margin-left: 4px; }
.about-stats .lb { margin-top: 6px; font-size: 14px; color: #999; }
.about-quote {
  margin-top: 100px; background: #F2F7F6; border-radius: 20px; padding: 70px 90px; position: relative;
}
.about-quote p { font-size: 24px; font-weight: 600; letter-spacing: 3px; line-height: 2; text-align: center; color: #222; }
.honor-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }
.honor-card {
  background: #fff; border-radius: 20px; box-shadow: var(--shadow); padding: 36px 26px;
  text-align: center; transition: .5s all;
}
.honor-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.honor-card .year { font-size: 44px; font-weight: 700; color: var(--red); line-height: 1; }
.honor-card p { margin-top: 16px; font-size: 15px; color: var(--gray); line-height: 1.7; }
.honor-card p b { color: var(--ink); }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.value-card { background: #fff; border-radius: 20px; box-shadow: var(--shadow); padding: 40px 32px; transition: .5s all; }
.value-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.value-card .no { display: inline-flex; width: 46px; height: 46px; border-radius: 50%; background: var(--red); color: #fff; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; }
.value-card h3 { font-size: 21px; font-weight: 700; margin-top: 20px; letter-spacing: 1px; }
.value-card p { margin-top: 12px; font-size: 14.5px; color: var(--gray); text-align: justify; }
.sec-gray { background: #F2F7F6; }

/* ============ 内页：产品 ============ */
.prod-filter { display: flex; border-bottom: 1px solid #e8e8e8; margin-bottom: 50px; }
.prod-filter span {
  flex: 1; text-align: center; cursor: pointer; font-size: 18px; font-weight: 600;
  padding: 16px 0; border-bottom: 3px solid transparent; transition: .5s all; color: #333;
}
.prod-filter span:hover { color: var(--red2); }
.prod-filter span.on { border-bottom-color: var(--red); color: #000; }
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.prod-card {
  background: #fff; border-radius: 20px; overflow: hidden; box-shadow: var(--shadow);
  transition: .5s all;
}
.prod-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }
.prod-card .pic { position: relative; height: 340px; background: #14100d; overflow: hidden; }
.prod-card .pic img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; transition: .8s all; }
.prod-card:hover .pic img { transform: scale(1.06); }
.prod-card .pic::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,.55)); }
.prod-card .tag {
  position: absolute; z-index: 2; top: 18px; left: 18px; background: var(--red); color: #fff;
  font-size: 13px; padding: 6px 16px; border-radius: 30px; letter-spacing: 1px;
}
.prod-card .info { padding: 26px 28px 30px; text-align: center; }
.prod-card .info h3 { font-size: 22px; font-weight: 700; letter-spacing: 1px; }
.prod-card .info .ds { margin-top: 8px; font-size: 14px; color: var(--gray); }
.prod-card .info .price { margin-top: 14px; color: var(--red); font-size: 28px; font-weight: 700; }
.prod-card .info .price small { display: block; font-size: 13px; color: #999; font-weight: 400; margin-bottom: 2px; }
.prod-note {
  margin-top: 60px; background: #F2F7F6; border-radius: 20px; padding: 30px 46px;
  font-size: 14px; color: #777; letter-spacing: .5px;
}
.prod-note b { color: var(--red); }

/* ============ 内页：工艺 ============ */
.craft-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }
.craft-step {
  background: #fff; border-radius: 20px; box-shadow: var(--shadow); padding: 40px 28px 34px;
  text-align: center; transition: .5s all;
}
.craft-step:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.craft-step .no {
  display: inline-flex; width: 56px; height: 56px; border-radius: 50%;
  background: var(--red); color: #fff; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700;
}
.craft-step h3 { font-size: 22px; font-weight: 700; margin-top: 18px; letter-spacing: 2px; }
.craft-step .en { font-size: 12px; color: #b0b0b0; letter-spacing: 2px; margin-top: 2px; text-transform: uppercase; }
.craft-step p { margin-top: 14px; font-size: 14px; color: var(--gray); text-align: justify; }
.craft-row { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; margin-top: 100px; }
.craft-row .rpic { border-radius: 20px; overflow: hidden; box-shadow: var(--shadow); }
.craft-row .rpic img { width: 100%; height: 440px; object-fit: cover; }
.craft-row.rev .rpic { order: 2; }
.craft-row .kick { font-size: 14px; color: var(--red); letter-spacing: 4px; font-weight: 600; }
.craft-row h3 { font-size: 32px; font-weight: 700; margin-top: 10px; letter-spacing: 2px; }
.craft-row .para { margin-top: 20px; text-align: justify; color: #333; }

/* ============ 内页：新闻 ============ */
.news-list-page li { border-bottom: 1px solid var(--line); border-radius: 20px; padding: 30px 34px; transition: .5s all; }
.news-list-page li:hover { background: var(--red); border-color: transparent; }
.news-list-page li:hover * { color: #fff !important; }
.news-list-page .date { font-weight: 700; font-size: 15px; color: var(--red); }
.news-list-page li:hover .date { color: #fff; }
.news-list-page h3 { font-size: 21px; font-weight: 700; margin-top: 6px; }
.news-list-page p {
  margin-top: 10px; font-size: 15px; color: var(--gray);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.page-more { text-align: center; margin-top: 60px; color: #999; font-size: 14px; letter-spacing: 3px; }

/* ============ 内页：联系 ============ */
.contact-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 60px; }
.contact-card {
  background: #fff; border-radius: 20px; box-shadow: var(--shadow); padding: 40px 30px;
  transition: .5s all;
}
.contact-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.contact-card .ico {
  display: inline-flex; width: 52px; height: 52px; border-radius: 50%;
  background: var(--red); color: #fff; align-items: center; justify-content: center; font-size: 20px;
}
.contact-card h3 { font-size: 19px; font-weight: 700; margin-top: 20px; letter-spacing: 1px; }
.contact-card p { margin-top: 8px; font-size: 15.5px; color: var(--gray); }
.contact-card .big { font-size: 24px; font-weight: 700; color: var(--red); }
.form-card {
  background: #fff; border-radius: 20px; box-shadow: var(--shadow);
  padding: 60px 70px 70px; max-width: 900px; margin: 0 auto;
}
.form-card .ftit { text-align: center; margin-bottom: 40px; }
.form-card .ftit h2 { font-size: 32px; font-weight: 700; }
.form-card .ftit p { margin-top: 8px; font-size: 14px; color: #999; letter-spacing: 3px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-card input, .form-card textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 10px; background: #fff;
  padding: 15px 18px; font-size: 15px; outline: none; margin-bottom: 20px;
  font-family: var(--sans); color: #000; resize: none; transition: border .3s;
}
.form-card input:focus, .form-card textarea:focus { border-color: var(--red); }
.form-card button {
  width: 100%; height: 54px; border: 0; border-radius: 35px; background: var(--red);
  color: #fff; font-size: 17px; letter-spacing: 8px; text-indent: 8px; cursor: pointer; transition: .3s;
}
.form-card button:hover { background: var(--red2); }

/* ============ 动效 & 返回顶部 ============ */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity .9s ease, transform .9s ease; }
.reveal.in { opacity: 1; transform: none; }
.back_top {
  position: fixed; right: 20px; bottom: 20%; z-index: 99; width: 44px; height: 44px;
  border: 0; border-radius: 50%; background: #fff; color: #000; font-size: 18px;
  box-shadow: 0 4px 14px rgba(0,0,0,.18); cursor: pointer; opacity: 0; pointer-events: none; transition: .3s;
}
.back_top.show { opacity: 1; pointer-events: auto; }
.back_top:hover { background: var(--red); color: #fff; }

/* ============ 响应式兜底 ============ */
@media (max-width: 1280px) {
  .nav { display: none; }
  .header-hot { display: none; }
  .index-part01 .con { flex-direction: column; }
  .index-part01 .ll, .index-part01 .rr { width: 100%; }
  .index-part03 .res-list li, .index-part04 li { width: 100%; }
  .index-part03 .res-list li:nth-of-type(2) { margin-top: 50px; }
  .prod-grid, .craft-steps { grid-template-columns: 1fr 1fr; }
  .about-grid, .craft-row { grid-template-columns: 1fr; gap: 40px; }
  .craft-row.rev .rpic { order: 0; }
  .contact-cards { grid-template-columns: 1fr 1fr; }
  .honor-grid, .value-grid { grid-template-columns: repeat(2, 1fr); }
  .tab_tit { flex-wrap: wrap; }
  .tab_tit li { flex: 1 1 25%; }
  .index-part04 ul { flex-direction: column; }
  .index-part04 li { width: 100%; }
}

/* ============ 公司介绍板块（左灰底文字 + 右大图 + 大数字） ============ */
.intro-sec { display: flex; align-items: stretch; }
.intro-left {
  width: 55%; background: #f4f4f4;
  padding: 90px 90px 90px max(calc((100vw - 1510px) / 2), 30px);
  box-sizing: border-box; display: flex; flex-direction: column; justify-content: center;
}
.intro-left .in-h { font-size: 34px; font-weight: 700; letter-spacing: 2px; }
.intro-left .in-p {
  margin-top: 28px; font-size: 15.5px; line-height: 2.1; color: #555; text-align: justify;
}
.intro-left .in-p + .in-p { margin-top: 14px; }
.btn-more {
  display: inline-flex; align-self: flex-start; align-items: center; gap: 10px;
  margin-top: 46px; background: var(--red); color: #fff; font-size: 15px;
  padding: 13px 34px; border-radius: 35px; transition: .3s; letter-spacing: 2px;
}
.btn-more:hover { background: var(--red2); }
.intro-right { width: 45%; position: relative; overflow: hidden; }
.intro-right img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.intro-stats { background: #fff; padding: 90px 0 70px; }
.intro-stats .wrap { display: flex; }
.intro-stats .st { flex: 1; text-align: left; padding-right: 30px; }
.intro-stats .num {
  font-size: 64px; font-weight: 800; color: #111; line-height: 1;
  letter-spacing: -1px; font-family: Arial, var(--sans);
}
.intro-stats .num sup { font-size: 26px; font-weight: 700; color: #111; vertical-align: 26px; margin-left: 2px; }
.intro-stats .num small { font-size: 22px; font-weight: 600; margin-left: 6px; color: #111; }
.intro-stats .lb { margin-top: 16px; font-size: 14px; color: #888; letter-spacing: 1px; }
@media (max-width: 1280px) {
  .intro-sec { flex-direction: column; }
  .intro-left, .intro-right { width: 100%; }
  .intro-left { padding: 60px 6%; }
  .intro-right { height: 320px; }
  .intro-stats .wrap { flex-wrap: wrap; gap: 40px 0; }
  .intro-stats .st { flex: 1 1 50%; }
  .intro-stats .num { font-size: 48px; }
}

/* ============ 关于我们 · 截图式介绍板块（内容宽度内） ============ */
.about-intro { display: flex; align-items: stretch; }
.about-intro .ai-left {
  width: 55%; background: #f4f4f4; padding: 70px 64px 70px 70px;
  display: flex; flex-direction: column; justify-content: center; box-sizing: border-box;
}
.about-intro .ai-left .in-h { font-size: 30px; font-weight: 700; letter-spacing: 1px; }
.about-intro .ai-left .in-p { margin-top: 20px; font-size: 14.5px; line-height: 2.05; color: #555; text-align: justify; }
.about-intro .ai-left .in-p + .in-p { margin-top: 10px; }
.about-intro .ai-left .btn-more { margin-top: 40px; }
.about-intro .ai-right { width: 45%; position: relative; overflow: hidden; min-height: 400px; }
.about-intro .ai-right img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.about-intro + .intro-stats { padding: 70px 0 30px; }
@media (max-width: 1280px) {
  .about-intro { flex-direction: column; }
  .about-intro .ai-left, .about-intro .ai-right { width: 100%; }
  .about-intro .ai-left { padding: 50px 6%; }
  .about-intro .ai-right { min-height: 280px; }
}

/* ============ 产品中心（效果图式：深色头图 + 白卡三列） ============ */
.prod2-sec { background: #fff; padding: 0 0 100px 0; }
.pt-dark {
  position: relative; padding: 110px 0 300px;
  background-size: cover; background-position: center;
}
.pt-dark::after { content: ""; position: absolute; inset: 0; background: rgba(12,9,7,.5); }
.pt-dark .tit { position: relative; z-index: 2; color: #fff; }
.prod2-grid {
  position: relative; z-index: 3; margin-top: -240px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.p2-card {
  display: block; background: #fff; border-radius: 16px; overflow: hidden;
  box-shadow: 0 0 18px 4px rgba(0,0,0,.08); transition: .5s all;
}
.p2-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.p2-pic { position: relative; aspect-ratio: 1 / 1; overflow: hidden; }
.p2-pic img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; transition: .8s all; }
.p2-card:hover .p2-pic img { transform: scale(1.06); }
.p2-tag {
  position: absolute; z-index: 2; top: 14px; left: 14px; background: var(--red); color: #fff;
  font-size: 12px; padding: 5px 14px; border-radius: 30px; letter-spacing: 1px;
}
.p2-body { padding: 24px 26px 28px; }
.p2-kick { font-size: 12px; color: #b0b0b0; letter-spacing: 3px; font-weight: 600; }
.p2-body h3 { font-size: 20px; font-weight: 700; margin-top: 6px; letter-spacing: 1px; color: #000; }
.p2-body p {
  margin-top: 8px; font-size: 13.5px; color: #888; line-height: 1.8;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.p2-price { margin-top: 12px; color: var(--red); font-size: 24px; font-weight: 700; }
.p2-price small { font-size: 12px; color: #999; font-weight: 400; margin-right: 8px; }
.p2-more { text-align: center; margin-top: 46px; }
.p2-more a { color: var(--red); font-size: 15px; font-weight: 700; letter-spacing: 2px; }
.p2-more a:hover { color: var(--red2); }
@media (max-width: 1280px) {
  .prod2-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .prod2-grid { grid-template-columns: 1fr; }
  .pt-dark { padding: 80px 0 240px; }
  .prod2-grid { margin-top: -190px; }
}

/* ============ 酱香工艺（效果图式：全屏大图 + 左对齐标题 + 01/02/03 步骤） ============ */
.craft2-sec {
  position: relative; padding: 110px 0 130px;
  background-size: cover; background-position: center;
}
.craft2-sec::after { content: ""; position: absolute; inset: 0; background: rgba(14,11,9,.52); }
.craft2-sec .wrap { position: relative; z-index: 2; }
.c2-tit { color: #fff; }
.c2-tit .kick { font-size: 20px; font-weight: 700; letter-spacing: 3px; }
.c2-tit h2 { font-size: 42px; font-weight: 700; letter-spacing: 2px; margin-top: 10px; }
.c2-tit .en { margin-top: 12px; font-size: 16px; letter-spacing: 3px; color: rgba(255,255,255,.85); font-weight: 600; }
.btn-ghost {
  display: inline-block; margin-top: 30px; padding: 9px 26px;
  border: 1px solid rgba(255,255,255,.65); color: #fff; font-size: 13px;
  letter-spacing: 3px; transition: .3s; border-radius: 35px;
}
.btn-ghost:hover { background: var(--red); border-color: var(--red); }
.c2-steps { display: flex; margin-top: 90px; }
.c2-item {
  flex: 1; padding: 34px 38px 42px; position: relative; cursor: pointer;
  background: rgba(30,26,40,.35); transition: .5s all;
  border-bottom: 3px solid transparent;
}
.c2-item + .c2-item { margin-left: 4px; }
.c2-item.on, .c2-item:hover { background: rgba(35,30,48,.62); border-bottom-color: var(--gold2, #C8A45C); }
.c2-item .no {
  font-family: Arial, var(--sans); font-size: 56px; font-weight: 800; line-height: 1;
  color: #C8A45C;
}
.c2-item h3 { margin-top: 22px; font-size: 21px; font-weight: 700; color: #C8A45C; letter-spacing: 2px; }
.c2-item p { margin-top: 12px; font-size: 13px; line-height: 1.9; color: rgba(255,255,255,.72); text-align: justify; }
@media (max-width: 1280px) {
  .c2-steps { flex-direction: column; gap: 4px; }
  .c2-item + .c2-item { margin-left: 0; }
}

/* ============ 图片版 Logo ============ */
.logo img { height: 60px; width: auto; display: block; }
.foot_logo img { height: 46px; width: auto; display: inline-block; }

/* ============ 全站标题统一（52px / 700 / 字距2px） ============ */
h1, h2, .about-intro .in-h {
  font-size: 52px !important;
  font-weight: 700 !important;
  letter-spacing: 2px !important;
}