/* 欧品尚门业 站点样式 */
:root{
  --ink:#14110c;
  --ink-2:#1c1710;
  --ink-3:#272016;
  --gold:#b08a52;
  --gold-soft:#d6b787;
  --paper:#f7f3ea;
  --paper-2:#ece4d5;
  --text:#241f17;
  --muted:#6d6355;
  --line:#ddd1bb;
  --white:#fff;
  --shadow:0 18px 46px rgba(20,17,12,.12);
  --serif:Georgia,"Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Segoe UI",sans-serif;
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.75;}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:.02em;line-height:1.28;}
p{margin:0 0 1em;}
.obv2-wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px;}

/* 顶部信息条 */
.obv2-bar{background:var(--ink);color:#a99e8a;font-size:13px;letter-spacing:.04em;border-bottom:1px solid rgba(176,138,82,.22);}
.obv2-bar-in{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:38px;flex-wrap:wrap;}
.obv2-bar-addr{display:flex;gap:22px;flex-wrap:wrap;}
.obv2-bar-tel{color:var(--gold-soft);white-space:nowrap;}

/* 头部 */
.obv2-head{position:sticky;top:0;z-index:60;background:rgba(20,17,12,.94);backdrop-filter:saturate(120%) blur(6px);border-bottom:1px solid rgba(255,255,255,.07);}
.obv2-head-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;}
.obv2-logo{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.obv2-logo img{height:48px;width:auto;}
.obv2-logo-txt{color:#f2ebdd;font-family:var(--serif);font-size:19px;letter-spacing:.14em;line-height:1.2;}
.obv2-logo-sub{display:block;font-family:var(--sans);font-size:10px;letter-spacing:.28em;color:#8d8272;margin-top:3px;}
.obv2-nav{display:flex;align-items:center;gap:4px;}
.obv2-nav a{display:block;padding:10px 15px;color:#ded5c4;font-size:15px;letter-spacing:.06em;position:relative;transition:color .25s;}
.obv2-nav a:hover{color:var(--gold-soft);}
.obv2-nav a::after{content:"";position:absolute;left:15px;right:15px;bottom:4px;height:1px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .3s;}
.obv2-nav a:hover::after{transform:scaleX(1);}
.obv2-nav a.obv2-on{color:var(--gold-soft);}
.obv2-nav a.obv2-on::after{transform:scaleX(1);}
.obv2-cta{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(176,138,82,.55);color:var(--gold-soft);padding:9px 18px;font-size:14px;letter-spacing:.08em;transition:background .25s,color .25s;white-space:nowrap;}
.obv2-cta:hover{background:var(--gold);color:#1a150e;border-color:var(--gold);}
.obv2-burger{display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.2);background:transparent;position:relative;flex:0 0 auto;}
.obv2-burger i{position:absolute;left:11px;right:11px;height:1px;background:#e8decc;transition:transform .3s,opacity .3s;}
.obv2-burger i:nth-child(1){top:15px;}
.obv2-burger i:nth-child(2){top:21px;}
.obv2-burger i:nth-child(3){top:27px;}
.obv2-burger.obv2-x i:nth-child(1){transform:translateY(6px) rotate(45deg);}
.obv2-burger.obv2-x i:nth-child(2){opacity:0;}
.obv2-burger.obv2-x i:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.obv2-drawer{display:none;}

/* 首屏 */
.obv2-hero{position:relative;height:clamp(520px,78vh,760px);overflow:hidden;background:var(--ink);}
.obv2-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.1s ease;pointer-events:none;}
.obv2-slide.obv2-act{opacity:1;pointer-events:auto;}
.obv2-slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.obv2-veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,10,7,.86) 0%,rgba(12,10,7,.55) 46%,rgba(12,10,7,.16) 100%);}
.obv2-veil-2{position:absolute;inset:0;background:linear-gradient(0deg,rgba(12,10,7,.9) 0%,rgba(12,10,7,0) 42%);}
.obv2-hero-in{position:relative;z-index:3;height:100%;display:flex;align-items:flex-end;padding-bottom:clamp(56px,9vh,96px);}
.obv2-hero-txt{max-width:660px;color:#f4eee2;}
.obv2-kicker{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.26em;color:var(--gold-soft);text-transform:uppercase;margin-bottom:18px;}
.obv2-kicker span{display:block;width:34px;height:1px;background:var(--gold);}
.obv2-hero h1,.obv2-hero h2{font-size:clamp(30px,4.4vw,52px);letter-spacing:.04em;margin-bottom:20px;color:#fbf6ec;}
.obv2-hero p{color:#cfc5b4;font-size:clamp(15px,1.2vw,17px);max-width:560px;line-height:1.9;}
.obv2-hero-btns{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.obv2-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 30px;font-size:15px;letter-spacing:.1em;border:1px solid var(--gold);background:var(--gold);color:#1a150e;transition:background .25s,color .25s,border-color .25s;}
.obv2-btn:hover{background:var(--gold-soft);border-color:var(--gold-soft);}
.obv2-btn-ghost{background:transparent;color:#efe8da;border-color:rgba(255,255,255,.32);}
.obv2-btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.5);}
.obv2-dots{position:absolute;left:0;right:0;bottom:26px;z-index:5;display:flex;gap:10px;justify-content:center;}
.obv2-dots button{width:34px;height:3px;border:0;background:rgba(255,255,255,.28);padding:0;}
.obv2-dots button.obv2-act{background:var(--gold-soft);}
.obv2-side-mark{position:absolute;right:26px;bottom:110px;z-index:5;writing-mode:vertical-rl;color:#a2957f;font-size:12px;letter-spacing:.34em;display:none;}
@media (min-width:1100px){.obv2-side-mark{display:block;}}

/* 通用区块 */
.obv2-sec{padding:clamp(56px,7vw,96px) 0;}
.obv2-sec-dark{background:var(--ink);color:#e7dfd0;}
.obv2-sec-dark p{color:#b9ae9b;}
.obv2-sec-cream{background:var(--paper-2);}
.obv2-head-blk{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:clamp(30px,4vw,52px);flex-wrap:wrap;}
.obv2-head-l{max-width:640px;}
.obv2-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.24em;color:var(--gold);margin-bottom:14px;}
.obv2-eyebrow span{width:30px;height:1px;background:var(--gold);}
.obv2-head-blk h2{font-size:clamp(25px,2.9vw,36px);}
.obv2-sel-dark .obv2-head-blk h2{color:#f6efe2;}
.obv2-lead{color:var(--muted);font-size:15px;line-height:1.95;margin-top:14px;max-width:620px;}
.obv2-more{display:inline-flex;align-items:center;gap:10px;font-size:14px;letter-spacing:.08em;color:var(--gold);border-bottom:1px solid rgba(176,138,82,.4);padding-bottom:5px;transition:gap .25s,color .25s;}
.obv2-more:hover{gap:16px;color:#8d6c3a;}

/* 品牌介绍 */
.obv2-intro{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,4vw,64px);align-items:center;}
.obv2-intro-txt h2{font-size:clamp(26px,3vw,38px);margin-bottom:20px;}
.obv2-intro-txt p{color:#4d4539;font-size:15.5px;line-height:2;}
.obv2-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);margin-top:34px;border:1px solid var(--line);}
.obv2-stat{background:var(--paper);padding:20px 14px;text-align:center;}
.obv2-stat b{display:block;font-family:var(--serif);font-size:clamp(22px,2.4vw,30px);color:#8d6c3a;line-height:1.2;}
.obv2-stat i{display:block;font-style:normal;font-size:12.5px;color:var(--muted);margin-top:6px;letter-spacing:.04em;}
.obv2-intro-pic{position:relative;background:var(--ink-3);}
.obv2-intro-pic img{width:100%;aspect-ratio:4/3.4;object-fit:cover;}
.obv2-intro-pic figcaption{position:absolute;left:0;bottom:0;right:0;padding:18px 22px;background:linear-gradient(0deg,rgba(12,10,7,.86),rgba(12,10,7,0));color:#ded3bf;font-size:13px;letter-spacing:.06em;}

/* 产品网格 */
.obv2-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,26px);}
.obv2-pcard{background:var(--white);border:1px solid var(--line);overflow:hidden;display:flex;flex-direction:column;transition:transform .35s,box-shadow .35s,border-color .35s;}
.obv2-pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c7b492;}
.obv2-pcard-pic{position:relative;overflow:hidden;background:#2a2419;}
.obv2-pcard-pic img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .7s;}
.obv2-pcard:hover .obv2-pcard-pic img{transform:scale(1.05);}
.obv2-pcard-no{position:absolute;left:0;top:0;background:rgba(20,17,12,.72);color:var(--gold-soft);font-size:12px;letter-spacing:.16em;padding:6px 12px;}
.obv2-pcard-body{padding:22px 24px 26px;flex:1;display:flex;flex-direction:column;}
.obv2-pcard-body h3{font-size:20px;margin-bottom:10px;}
.obv2-pcard-body p{font-size:14px;color:var(--muted);line-height:1.85;flex:1;}
.obv2-pcard-go{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:13px;letter-spacing:.1em;color:#8d6c3a;}
.obv2-pcard:hover .obv2-pcard-go{gap:14px;}

/* 工艺条 */
.obv2-craft{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.1);}
.obv2-craft-item{background:var(--ink-2);padding:30px 26px 34px;}
.obv2-craft-item em{font-style:normal;font-family:var(--serif);font-size:13px;letter-spacing:.2em;color:var(--gold);display:block;margin-bottom:14px;}
.obv2-craft-item h3{font-size:19px;color:#f2ebdd;margin-bottom:10px;}
.obv2-craft-item p{font-size:13.5px;line-height:1.85;color:#a99e8a;margin:0;}

/* 精选 */
.obv2-feat{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.obv2-feat-card{position:relative;overflow:hidden;background:#1d1810;min-height:380px;display:flex;align-items:flex-end;}
.obv2-feat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.86;transition:transform .8s,opacity .4s;}
.obv2-feat-card:hover img{transform:scale(1.05);opacity:1;}
.obv2-feat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(11,9,6,.9) 0%,rgba(11,9,6,.15) 62%);}
.obv2-feat-in{position:relative;z-index:2;padding:26px;color:#efe6d5;}
.obv2-feat-in h3{font-size:21px;color:#f8f1e3;margin-bottom:8px;}
.obv2-feat-in p{font-size:13px;color:#bdb2a0;margin:0 0 10px;}
.obv2-chips{display:flex;flex-wrap:wrap;gap:8px;}
.obv2-chip{font-size:12px;letter-spacing:.05em;padding:4px 10px;border:1px solid rgba(255,255,255,.24);color:#ddd2be;}

/* 案例 */
.obv2-cases{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.obv2-case{background:var(--white);border:1px solid var(--line);display:flex;flex-direction:column;transition:box-shadow .3s,transform .3s;}
.obv2-case:hover{box-shadow:var(--shadow);transform:translateY(-3px);}
.obv2-case-pic{overflow:hidden;background:#282218;}
.obv2-case-pic img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .7s;}
.obv2-case:hover .obv2-case-pic img{transform:scale(1.04);}
.obv2-case-body{padding:20px 22px 24px;}
.obv2-case-meta{display:flex;gap:14px;font-size:12px;letter-spacing:.06em;color:#8c8172;margin-bottom:10px;}
.obv2-case-body h3{font-size:18px;margin-bottom:8px;}
.obv2-case-body p{font-size:13.5px;color:var(--muted);line-height:1.8;margin:0;}

/* 新闻 */
.obv2-news{display:grid;grid-template-columns:.92fr 1.08fr;gap:clamp(24px,4vw,54px);align-items:start;}
.obv2-news-lead{position:relative;overflow:hidden;background:#241d13;}
.obv2-news-lead img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.obv2-news-lead-in{padding:24px 26px 28px;background:var(--ink-2);color:#e8e0d1;}
.obv2-news-lead-in time{font-size:12px;letter-spacing:.12em;color:var(--gold-soft);}
.obv2-news-lead-in h3{font-size:20px;margin:10px 0 8px;color:#f7f0e2;}
.obv2-news-lead-in p{font-size:13.5px;color:#b1a693;margin:0;line-height:1.8;}
.obv2-list{border-top:1px solid var(--line);}
.obv2-row{display:grid;grid-template-columns:96px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);align-items:start;transition:background .25s,padding-left .25s;}
.obv2-row:hover{background:rgba(176,138,82,.06);padding-left:8px;}
.obv2-row time{font-family:var(--serif);color:#8d6c3a;font-size:13px;line-height:1.5;letter-spacing:.02em;}
.obv2-row time b{display:block;font-size:23px;font-weight:600;color:#241f17;}
.obv2-row h3{font-size:16.5px;margin-bottom:6px;}
.obv2-row p{font-size:13px;color:var(--muted);margin:0;line-height:1.75;}

/* 流程 */
.obv2-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.obv2-flow-item{position:relative;padding:28px 24px 30px;background:var(--white);border:1px solid var(--line);}
.obv2-flow-item b{position:absolute;right:18px;top:12px;font-family:var(--serif);font-size:34px;color:rgba(176,138,82,.2);line-height:1;}
.obv2-flow-item h3{font-size:18px;margin-bottom:10px;}
.obv2-flow-item p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.8;}

/* CTA */
.obv2-cta-bar{background:var(--ink);border-top:1px solid rgba(176,138,82,.25);border-bottom:1px solid rgba(176,138,82,.25);}
.obv2-cta-in{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:44px 0;flex-wrap:wrap;}
.obv2-cta-in h2{color:#f6efe2;font-size:clamp(21px,2.4vw,29px);margin-bottom:8px;}
.obv2-cta-in p{color:#a99e8a;margin:0;font-size:14px;}
.obv2-cta-btns{display:flex;gap:14px;flex-wrap:wrap;}

/* 页脚 */
.obv2-foot{background:#100e09;color:#8f8676;padding:60px 0 0;font-size:13.5px;}
.obv2-foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:44px;}
.obv2-foot h4{color:#e5dccb;font-size:16px;margin-bottom:18px;letter-spacing:.06em;}
.obv2-foot p{line-height:1.9;margin:0 0 8px;}
.obv2-foot a:hover{color:var(--gold-soft);}
.obv2-foot-logo{height:44px;margin-bottom:18px;}
.obv2-foot-list li{margin-bottom:9px;}
.obv2-foot-list a{transition:color .2s;}
.obv2-foot-tel{color:var(--gold-soft);font-family:var(--serif);font-size:22px;letter-spacing:.04em;display:block;margin:6px 0 12px;}
.obv2-copy{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#726a5c;}

/* 内页头图 */
.obv2-page{position:relative;background:var(--ink);min-height:300px;display:flex;align-items:flex-end;overflow:hidden;}
.obv2-page img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62;}
.obv2-page::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(12,10,7,.86) 0%,rgba(12,10,7,.42) 100%);}
.obv2-page-in{position:relative;z-index:2;padding:64px 0 44px;color:#f2ebdd;}
.obv2-page-in h1{font-size:clamp(26px,3.4vw,42px);color:#fbf6ec;margin-bottom:10px;}
.obv2-page-in p{color:#bdb2a0;font-size:14.5px;margin:0;max-width:620px;}
.obv2-crumb{position:relative;z-index:2;font-size:13px;color:#a2967f;padding:18px 0 0;letter-spacing:.04em;}
.obv2-crumb a:hover{color:var(--gold-soft);}
.obv2-crumb span{margin:0 8px;color:#6d6454;}

/* 产品详情 */
.obv2-pd{display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(26px,4vw,58px);align-items:start;}
.obv2-pd-pic{background:#241d13;position:sticky;top:96px;}
.obv2-pd-pic img{width:100%;aspect-ratio:4/4.3;object-fit:cover;}
.obv2-pd-cap{padding:14px 18px;background:var(--ink-2);color:#a99e8a;font-size:12.5px;letter-spacing:.04em;}
.obv2-pd-body h1{font-size:clamp(26px,3vw,36px);margin-bottom:14px;}
.obv2-pd-tag{display:inline-block;font-size:12.5px;letter-spacing:.1em;color:#8d6c3a;border:1px solid rgba(176,138,82,.45);padding:5px 12px;margin-bottom:18px;}
.obv2-pd-body p{color:#4d4539;font-size:15px;line-height:2;}
.obv2-marks{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin:26px 0 8px;}
.obv2-mark{background:var(--paper);padding:16px 18px;}
.obv2-mark em{font-style:normal;color:var(--gold);font-family:var(--serif);font-size:13px;letter-spacing:.14em;}
.obv2-mark b{display:block;font-family:var(--serif);font-size:16px;margin:6px 0 6px;font-weight:600;}
.obv2-mark span{font-size:12.5px;color:var(--muted);line-height:1.7;display:block;}

/* 参数表 */
.obv2-spec{margin-top:clamp(40px,5vw,64px);border-top:1px solid var(--line);}
.obv2-spec table{width:100%;border-collapse:collapse;table-layout:fixed;}
.obv2-spec caption{caption-side:top;text-align:left;padding:26px 0 18px;font-family:var(--serif);font-size:22px;color:#241f17;}
.obv2-spec col:nth-child(1){width:26%;}
.obv2-spec td{border-bottom:1px solid var(--line);padding:13px 16px;font-size:14px;vertical-align:top;}
.obv2-spec td:first-child{color:#7d7263;background:rgba(236,228,213,.5);letter-spacing:.04em;}
.obv2-spec td:last-child{color:#332c22;}

/* 场景与服务 */
.obv2-scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.obv2-scene{background:var(--white);border:1px solid var(--line);padding:26px 22px;}
.obv2-scene h3{font-size:17px;margin-bottom:10px;}
.obv2-scene p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.8;}

/* FAQ */
.obv2-faq{border-top:1px solid var(--line);}
.obv2-faq details{border-bottom:1px solid var(--line);padding:18px 0;}
.obv2-faq summary{font-size:16px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:18px;align-items:flex-start;color:#2c2519;}
.obv2-faq summary::-webkit-details-marker{display:none;}
.obv2-faq summary::after{content:"+";color:var(--gold);font-family:var(--serif);font-size:20px;line-height:1;flex:0 0 auto;}
.obv2-faq details[open] summary::after{content:"-";}
.obv2-faq p{margin:14px 0 0;font-size:14.5px;color:#5b5347;line-height:1.9;}

/* 文章 */
.obv2-art{max-width:860px;margin:0 auto;}
.obv2-art-meta{display:flex;gap:18px;align-items:center;font-size:13px;color:#8c8172;letter-spacing:.04em;margin-bottom:18px;flex-wrap:wrap;}
.obv2-art h1{font-size:clamp(24px,3vw,34px);line-height:1.35;margin-bottom:18px;}
.obv2-art-lead{font-size:15.5px;color:#5b5347;line-height:1.95;padding-left:18px;border-left:2px solid var(--gold);margin-bottom:30px;}
.obv2-art-pic{margin:0 0 34px;}
.obv2-art-pic img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.obv2-art-pic figcaption{font-size:12.5px;color:#8c8172;padding-top:10px;letter-spacing:.03em;}
.obv2-art-body{font-size:16px;line-height:2.05;color:#332c22;}
.obv2-art-body h2{font-size:20px;margin:34px 0 12px;color:#241f17;padding-left:14px;border-left:3px solid rgba(176,138,82,.6);}
.obv2-art-body p{margin:0 0 18px;}
.obv2-art-nav{display:flex;justify-content:space-between;gap:18px;margin-top:44px;padding-top:26px;border-top:1px solid var(--line);flex-wrap:wrap;font-size:14px;}
.obv2-art-nav a{color:#6d6355;max-width:48%;}
.obv2-art-nav a:hover{color:#8d6c3a;}

/* 案例详情 */
.obv2-case-top{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,4vw,50px);align-items:start;}
.obv2-case-top img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#241d13;}
.obv2-case-facts{border:1px solid var(--line);background:var(--white);}
.obv2-case-facts h3{font-size:17px;padding:18px 20px;border-bottom:1px solid var(--line);margin:0;}
.obv2-case-facts dl{margin:0;padding:8px 20px 18px;}
.obv2-case-facts dt{font-size:12.5px;color:#8c8172;letter-spacing:.06em;margin-top:10px;}
.obv2-case-facts dd{margin:2px 0 0;font-size:14.5px;color:#332c22;}

/* 关于 */
.obv2-about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4vw,60px);align-items:center;}
.obv2-timeline{margin-top:18px;border-left:1px solid var(--line);padding-left:26px;}
.obv2-tl-item{position:relative;padding-bottom:26px;}
.obv2-tl-item::before{content:"";position:absolute;left:-31px;top:6px;width:9px;height:9px;background:var(--gold);border-radius:50%;}
.obv2-tl-item b{font-family:var(--serif);font-size:15px;color:#8d6c3a;letter-spacing:.06em;}
.obv2-tl-item h3{font-size:17px;margin:6px 0 6px;}
.obv2-tl-item p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.8;}
.obv2-qc{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:30px;}
.obv2-qc div{background:var(--ink-2);border:1px solid rgba(255,255,255,.08);padding:22px 18px;color:#c9bfae;}
.obv2-qc b{display:block;font-family:var(--serif);color:var(--gold-soft);font-size:15px;margin-bottom:8px;}
.obv2-qc span{font-size:12.5px;line-height:1.7;display:block;}

/* 联系 */
.obv2-contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);align-items:start;}
.obv2-info-list li{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);}
.obv2-info-list li b{flex:0 0 84px;font-weight:400;font-size:13px;color:#8c8172;letter-spacing:.08em;}
.obv2-info-list li span{font-size:14.5px;color:#332c22;line-height:1.8;}
.obv2-visit{background:var(--white);border:1px solid var(--line);padding:30px 28px;margin-top:26px;}
.obv2-visit h3{font-size:18px;margin-bottom:12px;}
.obv2-visit p{font-size:13.5px;color:var(--muted);line-height:1.9;margin:0 0 8px;}

/* 404 */
.obv2-nf{padding:clamp(60px,9vw,110px) 0;text-align:center;}
.obv2-nf b{display:block;font-family:var(--serif);font-size:clamp(70px,13vw,140px);line-height:1;color:#1d1810;letter-spacing:.06em;}
.obv2-nf h1{font-size:clamp(22px,2.6vw,30px);margin:18px 0 12px;}
.obv2-nf p{color:var(--muted);max-width:520px;margin:0 auto 26px;font-size:14.5px;line-height:1.9;}

/* 响应式 */
@media (max-width:1080px){
  .obv2-grid-3,.obv2-feat,.obv2-cases{grid-template-columns:repeat(2,1fr);}
  .obv2-craft,.obv2-flow,.obv2-scene-grid{grid-template-columns:repeat(2,1fr);}
  .obv2-stats{grid-template-columns:repeat(2,1fr);}
  .obv2-qc{grid-template-columns:repeat(3,1fr);}
  .obv2-intro,.obv2-pd,.obv2-case-top,.obv2-about-grid,.obv2-contact,.obv2-news{grid-template-columns:1fr;}
  .obv2-pd-pic{position:static;}
  .obv2-pd-pic img{aspect-ratio:16/10;}
  .obv2-foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:900px){
  .obv2-nav,.obv2-cta{display:none;}
  .obv2-burger{display:block;}
  .obv2-drawer{display:block;position:fixed;inset:76px 0 auto;background:rgba(16,14,9,.98);z-index:59;transform:translateY(-12px);opacity:0;pointer-events:none;transition:opacity .28s,transform .28s;max-height:calc(100vh - 76px);overflow:auto;}
  .obv2-drawer.obv2-open{opacity:1;transform:none;pointer-events:auto;}
  .obv2-drawer a{display:block;padding:16px 24px;color:#ded5c4;border-bottom:1px solid rgba(255,255,255,.07);font-size:15px;letter-spacing:.06em;}
  .obv2-drawer a.obv2-on{color:var(--gold-soft);}
  .obv2-drawer .obv2-drawer-tel{padding:18px 24px;color:#a99e8a;font-size:13px;}
  .obv2-hero{height:auto;min-height:0;padding-top:56vw;}
  .obv2-hero-in{position:absolute;inset:0;padding-bottom:0;align-items:flex-end;}
  .obv2-slide{position:absolute;}
  .obv2-hero-txt{padding-bottom:36px;}
  .obv2-hero p{font-size:14px;}
  .obv2-side-mark{display:none;}
}
@media (max-width:640px){
  body{font-size:15px;}
  .obv2-wrap{padding:0 16px;}
  .obv2-head-in{height:64px;}
  .obv2-logo img{height:38px;}
  .obv2-logo-txt{font-size:16px;letter-spacing:.1em;}
  .obv2-logo-sub{display:none;}
  .obv2-drawer{inset:64px 0 auto;max-height:calc(100vh - 64px);}
  .obv2-bar{font-size:11.5px;}
  .obv2-bar-addr{display:none;}
  .obv2-bar-in{justify-content:center;}
  .obv2-grid-3,.obv2-feat,.obv2-cases,.obv2-craft,.obv2-flow,.obv2-scene-grid,.obv2-marks{grid-template-columns:1fr;}
  .obv2-stats{grid-template-columns:1fr 1fr;}
  .obv2-qc{grid-template-columns:1fr;}
  .obv2-foot-grid{grid-template-columns:1fr;}
  .obv2-row{grid-template-columns:74px 1fr;gap:14px;}
  .obv2-row time b{font-size:19px;}
  .obv2-spec td{padding:11px 10px;font-size:13px;}
  .obv2-spec col:nth-child(1){width:34%;}
  .obv2-art-body{font-size:15.5px;}
  .obv2-news-lead-in h3{font-size:18px;}
  .obv2-hero{padding-top:96vw;}
  .obv2-hero-txt{padding-bottom:28px;}
  .obv2-hero-btns{gap:10px;}
  .obv2-btn{padding:11px 20px;font-size:14px;}
  .obv2-cta-in{padding:34px 0;}
}