/* ============================================================
   厘蔓 LIMAURA · 内容页共享样式（文章 / 案例 / 施工）
   视觉延续首页：墨色 / 骨白 / 陈铜 · 编辑式排版
   ============================================================ */
:root{
  --bone:      #EFEAE0;
  --bone-2:    #E5DECE;
  --ink:       #131313;
  --ink-2:     #1D1D1D;
  --chalk:     #F7F4EC;
  --brass:     #FF5A00;
  --brass-soft:#FF8A4D;
  --ash:       #9A958A;
  --text:      #211E19;
  --line:      rgba(43,37,29,.16);
  --line-d:    rgba(245,240,229,.16);
  --serif:'Noto Serif SC','Songti SC','SimSun',serif;
  --sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --mono:'Space Mono','SF Mono','Cascadia Mono',Consolas,monospace;
  --maxw:1280px;
  --ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);font-weight:300;line-height:1.8;
  color:var(--text);background:var(--bone);overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
::selection{background:var(--brass);color:var(--ink)}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px}

.container{max-width:var(--maxw);margin:0 auto;padding:0 44px}
.mono{font-family:var(--mono)}
.serif{font-family:var(--serif)}
.eyebrow{
  font-family:var(--mono);font-size:.74rem;letter-spacing:.32em;text-transform:uppercase;
  color:var(--brass);display:flex;align-items:center;gap:14px;
}
.eyebrow::before{content:"";width:36px;height:1px;background:currentColor}
.eyebrow.on-dark{color:var(--brass-soft)}

/* ============================================================
   导航（内容页独立顶栏，滚动后加底色）
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:150;
  display:flex;align-items:center;justify-content:space-between;
  padding:26px 44px;color:#fff;
  transition:background .4s,padding .4s;
}
.nav.scrolled{background:rgba(14,14,14,.92);padding:16px 44px;backdrop-filter:blur(8px)}
.nav-logo{font-family:var(--serif);font-weight:700;font-size:1.3rem;letter-spacing:.14em;display:flex;align-items:baseline;gap:10px;color:var(--chalk)}
.nav-logo em{font-style:normal;font-family:var(--mono);font-size:.6rem;letter-spacing:.3em;color:var(--brass-soft)}
.nav-links{display:flex;gap:26px;font-size:.78rem;letter-spacing:.18em;font-weight:400;color:var(--chalk)}
.nav-links a{position:relative;opacity:.85;transition:opacity .25s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:currentColor;transition:width .35s var(--ease)}
.nav-links a:hover{opacity:1}
.nav-links a:hover::after{width:100%}
.nav-links a.active{opacity:1}
.nav-links a.active::after{width:100%}
.nav-links a span{font-family:var(--mono);font-size:.6rem;color:var(--brass);margin-right:4px}
.nav-cta{
  border:1px solid rgba(255,255,255,.5);padding:9px 24px;border-radius:999px;
  font-size:.76rem;letter-spacing:.24em;color:var(--chalk);transition:all .3s var(--ease);
}
.nav-cta:hover{background:#fff;color:var(--ink);border-color:#fff}
.nav-burger{display:none;background:none;border:0;width:44px;height:44px;color:#fff;align-items:center;justify-content:center}

/* ============================================================
   列表页 Hero
   ============================================================ */
.page-hero{
  position:relative;background:var(--ink);color:var(--chalk);
  padding:190px 0 96px;overflow:hidden;
}
.page-hero .ghost{
  position:absolute;right:-3vw;top:8vh;font-family:var(--serif);font-weight:900;line-height:1;
  font-size:min(30vw,360px);color:transparent;-webkit-text-stroke:1px rgba(245,240,229,.13);
  pointer-events:none;user-select:none;
}
.page-hero h1{
  font-family:var(--serif);font-weight:700;letter-spacing:.03em;
  font-size:clamp(2.2rem,5.2vw,4rem);line-height:1.12;margin:26px 0 20px;
}
.page-hero h1 i{font-style:normal;color:var(--brass)}
.page-hero p{max-width:560px;color:rgba(245,240,229,.68);font-size:.98rem}
.page-hero .hero-count{
  position:absolute;left:44px;bottom:30px;font-family:var(--mono);font-size:.68rem;
  letter-spacing:.3em;color:rgba(245,240,229,.55);text-transform:uppercase;
}
.page-hero .hero-count b{color:var(--brass-soft);font-weight:400}

/* ============================================================
   列表内容区
   ============================================================ */
.list-section{background:var(--bone);padding:96px 0 120px;min-height:40vh}
.list-toolbar{
  display:flex;justify-content:space-between;align-items:flex-end;gap:24px;
  margin-bottom:56px;flex-wrap:wrap;
}
.list-toolbar .cat-filter{display:flex;gap:22px;flex-wrap:wrap}
.list-toolbar .cat-filter button{
  background:none;border:0;padding:6px 0;font-family:var(--mono);font-size:.72rem;
  letter-spacing:.24em;color:var(--ash);text-transform:uppercase;
  border-bottom:1px solid transparent;transition:all .28s;cursor:pointer;
}
.list-toolbar .cat-filter button:hover{color:var(--text)}
.list-toolbar .cat-filter button.active{color:var(--text);border-bottom-color:var(--brass)}
.list-note{font-family:var(--mono);font-size:.66rem;letter-spacing:.22em;color:var(--ash);text-transform:uppercase}

/* ---- 文章卡片 ---- */
.articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:52px 36px}
.article-card{position:relative;cursor:pointer;display:block}
.article-media{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--bone-2)}
.article-media img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease)}
.article-card:hover .article-media img{transform:scale(1.06)}
.article-cat{
  position:absolute;top:14px;left:14px;z-index:2;font-family:var(--mono);font-size:.6rem;
  letter-spacing:.22em;color:var(--chalk);background:rgba(16,16,16,.62);
  border:1px solid rgba(245,240,229,.3);padding:5px 12px;border-radius:999px;
  backdrop-filter:blur(4px);text-transform:uppercase;
}
.article-info{padding-top:20px}
.article-date{font-family:var(--mono);font-size:.66rem;letter-spacing:.22em;color:var(--brass);text-transform:uppercase}
.article-title{font-family:var(--serif);font-size:1.28rem;font-weight:600;color:var(--text);letter-spacing:.02em;line-height:1.5;margin-top:8px}
.article-excerpt{margin-top:10px;font-size:.86rem;color:var(--ash);font-weight:300;line-height:1.9;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---- 案例卡片（非对称编辑式网格，与首页作品呼应） ---- */
.cases-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:60px 40px}
.case-card{grid-column:span 6;position:relative;display:block}
.case-card:nth-child(4n+2){grid-column:span 6}
.case-card:nth-child(4n+3){grid-column:span 6;margin-top:56px}
.case-card:nth-child(4n+4){grid-column:span 6;margin-top:56px}
.case-media{position:relative;overflow:hidden;aspect-ratio:4/3;background:var(--bone-2)}
.case-card:nth-child(even) .case-media{aspect-ratio:3/4}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease),filter 1.1s}
.case-card:hover .case-media img{transform:scale(1.06)}
.case-num{
  position:absolute;top:16px;left:18px;font-family:var(--mono);font-size:1rem;
  color:var(--chalk);text-shadow:0 1px 12px rgba(0,0,0,.5);letter-spacing:.1em;z-index:2;
}
.case-tag{
  position:absolute;top:16px;right:16px;z-index:2;font-family:var(--mono);font-size:.6rem;
  letter-spacing:.22em;color:var(--chalk);background:rgba(16,16,16,.6);border:1px solid rgba(245,240,229,.3);
  padding:6px 13px;border-radius:999px;backdrop-filter:blur(4px);text-transform:uppercase;
}
.case-cta{
  position:absolute;left:0;bottom:0;z-index:2;display:flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:.66rem;letter-spacing:.26em;color:var(--ink);
  background:var(--brass);padding:10px 16px;text-transform:uppercase;
  transform:translateY(110%);transition:transform .4s var(--ease);
}
.case-card:hover .case-cta{transform:none}
.case-info{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;padding-top:20px}
.case-name{font-family:var(--serif);font-size:1.42rem;font-weight:600;color:var(--text);letter-spacing:.03em}
.case-meta{margin-top:8px;font-family:var(--mono);font-size:.66rem;color:var(--ash);letter-spacing:.14em;display:flex;gap:12px;text-transform:uppercase}
.case-meta span+span::before{content:"/";margin-right:12px;color:var(--brass)}
.case-desc{margin-top:12px;font-size:.85rem;color:var(--ash);max-width:560px;font-weight:300;letter-spacing:.02em}

/* ---- 施工卡片（时间线式） ---- */
.sites-list{border-top:1px solid var(--line)}
.site-card{
  display:grid;grid-template-columns:70px 1.1fr 2fr auto;gap:34px;align-items:center;
  padding:38px 12px;border-bottom:1px solid var(--line);transition:background .4s var(--ease);cursor:pointer;
}
.site-card:hover{background:var(--ink);color:var(--chalk)}
.site-card:hover .site-desc{color:rgba(245,240,229,.62)}
.site-card:hover .site-status{color:var(--brass-soft)}
.site-idx{font-family:var(--mono);font-size:1rem;color:var(--brass);letter-spacing:.1em}
.site-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--bone-2)}
.site-media img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease)}
.site-card:hover .site-media img{transform:scale(1.05)}
.site-status{
  font-family:var(--mono);font-size:.62rem;letter-spacing:.24em;color:var(--brass);
  border:1px solid currentColor;border-radius:999px;padding:7px 16px;text-transform:uppercase;white-space:nowrap;
}
.site-body h3{font-family:var(--serif);font-size:1.3rem;font-weight:600;letter-spacing:.03em}
.site-meta{margin-top:8px;font-family:var(--mono);font-size:.66rem;color:var(--ash);letter-spacing:.14em;display:flex;gap:12px;text-transform:uppercase}
.site-meta span+span::before{content:"/";margin-right:12px;color:var(--brass)}
.site-desc{margin-top:10px;font-size:.86rem;color:var(--ash);font-weight:300;line-height:1.9;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.site-stage{
  grid-column:4;font-family:var(--mono);font-size:.64rem;letter-spacing:.18em;color:var(--ash);
  text-transform:uppercase;text-align:right;line-height:1.9;
}
.site-stage b{color:var(--brass);font-weight:400}

/* ---- 空状态 ---- */
.empty-state{padding:90px 0;text-align:center}
.empty-state .empty-mark{
  font-family:var(--serif);font-size:3.6rem;color:var(--bone-2);line-height:1;display:block;margin-bottom:18px;
}
.empty-state p{font-family:var(--mono);font-size:.7rem;letter-spacing:.26em;color:var(--ash);text-transform:uppercase}

/* ============================================================
   详情页
   ============================================================ */
.detail-hero{position:relative;background:var(--ink);color:var(--chalk);padding:180px 0 72px;overflow:hidden}
.detail-hero .ghost{
  position:absolute;right:-3vw;top:6vh;font-family:var(--serif);font-weight:900;line-height:1;
  font-size:min(26vw,320px);color:transparent;-webkit-text-stroke:1px rgba(245,240,229,.13);
  pointer-events:none;user-select:none;
}
.detail-kicker{font-family:var(--mono);font-size:.7rem;letter-spacing:.3em;color:var(--brass-soft);text-transform:uppercase;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.detail-kicker span+span::before{content:"/";margin-right:12px;color:rgba(245,240,229,.4)}
.detail-hero h1{
  font-family:var(--serif);font-weight:700;letter-spacing:.03em;
  font-size:clamp(2rem,4.6vw,3.6rem);line-height:1.18;margin:26px 0 20px;max-width:900px;
}
.detail-hero h1 i{font-style:normal;color:var(--brass)}
.detail-lead{max-width:640px;color:rgba(245,240,229,.7);font-size:1rem;line-height:2}
.detail-cover{margin-top:44px;border-radius:3px;overflow:hidden;max-height:72vh;background:var(--ink-2)}
.detail-cover img{width:100%;height:100%;object-fit:cover}

/* 正文排版（攻略版式：金色强调 · 浅灰底 · 左竖线标题 · 斑马纹表格） */
.detail-body{background:var(--bone);padding:88px 0 120px}
.detail-main{max-width:820px;margin:0 auto}
.detail-main .body-text{font-size:16px;line-height:1.9;color:#45454d;font-weight:300}
.detail-main .body-text h1{font-size:31px;line-height:1.45;margin:0 0 10px;letter-spacing:-.3px;color:#1c1c1f;font-weight:700}
.detail-main .body-text p{margin:12px 0;color:#45454d;font-size:16px}
.detail-main .body-text strong{color:#1c1c1f;font-weight:600}
.detail-main .body-text h2{
  font-size:21px;font-weight:600;color:#1c1c1f;
  margin:44px 0 14px;padding-left:12px;border-left:4px solid #8a6d3b;line-height:1.5;
}
.detail-main .body-text h3{font-size:16px;font-weight:600;color:#1c1c1f;margin:26px 0 8px}
.detail-main .body-text ul,.detail-main .body-text ol{padding-left:22px;color:#45454d}
.detail-main .body-text li{margin:9px 0;color:#45454d}
.detail-main .body-text table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px}
.detail-main .body-text th,.detail-main .body-text td{border:1px solid #e6e6ea;padding:11px 12px;text-align:left;color:#45454d}
.detail-main .body-text th{background:#f7f7f9;color:#1c1c1f;font-weight:600}
.detail-main .body-text tr:nth-child(even) td{background:#fcfcfd}
.detail-main .body-text blockquote{
  margin:20px 0;padding:14px 18px;background:#f7f7f9;border-left:4px solid #8a6d3b;
  color:#45454d;font-size:15.5px;border-radius:0 6px 6px 0;
}
.detail-main .body-text a{color:#8a6d3b;border-bottom:1px solid #8a6d3b}
.detail-main .body-text hr{border:0;border-top:1px solid #e6e6ea;margin:36px 0}
.detail-main .body-text img{width:100%;border-radius:8px;border:1px solid #e6e6ea;margin:26px 0 8px}
.detail-main .body-text .meta{color:#72727e;font-size:14px;padding-bottom:22px;border-bottom:2px solid #8a6d3b;margin-bottom:26px}
.detail-main .body-text .summary{margin:28px 0 34px;padding:20px 22px;background:#f7f7f9;border-left:4px solid #8a6d3b;border-radius:0 8px 8px 0}
.detail-main .body-text .summary-t{font-size:14px;letter-spacing:2px;color:#8a6d3b;font-weight:600;margin-bottom:8px}
.detail-main .body-text .summary p{font-size:14.5px;line-height:1.85;color:#45454d;margin:8px 0}
.detail-main .body-text .summary b{color:#1c1c1f}
.detail-main .body-text .tags{margin-top:34px;display:flex;flex-wrap:wrap;gap:8px}
.detail-main .body-text .tag{font-size:13px;color:#8a6d3b;border:1px solid #e3d5bb;background:#fdfaf4;padding:4px 11px;border-radius:999px}
.detail-main .body-text figure{margin:26px 0 8px}
.detail-main .body-text figure img{margin:0}
.detail-main .body-text figcaption{font-size:13px;color:#72727e;text-align:center;margin-top:8px}
.detail-main .body-text footer{font-size:13.5px;color:#72727e;margin-top:40px;padding-top:18px;border-top:1px solid #e6e6ea}
@media (max-width:820px){
  .detail-main .body-text h2{font-size:18px}
  .detail-main .body-text{font-size:15px}
}

/* 案例信息表 */
.case-spec{margin-top:64px;border-top:1px solid var(--line);padding-top:36px}
.case-spec h2{font-family:var(--serif);font-size:1.3rem;font-weight:700;color:var(--ink);margin-bottom:24px;letter-spacing:.02em}
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.spec-item{border:1px solid var(--line);padding:20px 18px}
.spec-item b{display:block;font-family:var(--mono);font-size:.6rem;letter-spacing:.24em;color:var(--brass);font-weight:400;margin-bottom:8px;text-transform:uppercase}
.spec-item span{font-family:var(--serif);font-size:1rem;color:var(--text);font-weight:500}
.gallery{margin-top:40px}
.gallery img{width:100%;border-radius:3px;margin-bottom:26px}

/* 施工时间线 */
.site-timeline{margin-top:36px;border-left:1px solid var(--line);padding-left:0}
.site-stage-item{position:relative;padding:0 0 44px 34px}
.site-stage-item::before{
  content:"";position:absolute;left:-5px;top:8px;width:9px;height:9px;border-radius:50%;
  background:var(--bone);border:2px solid var(--brass);
}
.site-stage-item:last-child::after{
  content:"";position:absolute;left:-1px;top:16px;bottom:-10px;width:1px;background:var(--bone);
}
.site-stage-item time{
  font-family:var(--mono);font-size:.66rem;letter-spacing:.22em;color:var(--brass);text-transform:uppercase;
}
.site-stage-item h3{font-family:var(--serif);font-size:1.16rem;font-weight:600;color:var(--ink);margin:6px 0 10px}
.site-stage-item p{font-size:.9rem;color:var(--ash);line-height:2;max-width:640px}
.site-stage-item img{margin-top:14px;border-radius:3px;max-width:640px}

/* 详情页底部导航 */
.detail-nav{
  max-width:820px;margin:72px auto 0;display:flex;justify-content:space-between;gap:24px;
  border-top:1px solid var(--line);padding-top:26px;
}
.detail-nav a{font-family:var(--serif);font-size:1rem;color:var(--text);max-width:46%;transition:color .3s}
.detail-nav a:hover{color:var(--brass)}
.detail-nav .dir{display:block;font-family:var(--mono);font-size:.6rem;letter-spacing:.26em;color:var(--ash);margin-bottom:6px;text-transform:uppercase}
.detail-nav a:last-child{text-align:right;margin-left:auto}

/* ============================================================
   Footer
   ============================================================ */
.footer{border-top:1px solid var(--line-d);background:var(--ink);padding:56px 0;color:var(--chalk)}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.footer-brand{font-family:var(--serif);font-weight:700;letter-spacing:.16em;color:var(--chalk);font-size:1.1rem}
.footer-links{display:flex;gap:26px;font-family:var(--mono);font-size:.66rem;letter-spacing:.2em;color:rgba(245,240,229,.55);text-transform:uppercase;flex-wrap:wrap}
.footer-links a:hover{color:var(--brass)}
.footer-copy{font-family:var(--mono);font-size:.6rem;color:rgba(245,240,229,.38);letter-spacing:.14em}
.footer-copy a{color:inherit}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1100px){
  .nav-links,.nav-cta{display:none}
  .nav-burger{display:flex}
  .nav-links.open{
    display:flex;position:fixed;inset:0;background:rgba(13,13,13,.97);backdrop-filter:blur(10px);
    flex-direction:column;align-items:center;justify-content:center;gap:30px;font-size:1.02rem;z-index:149;
  }
  .nav-links.open a{opacity:1}
  .articles-grid{grid-template-columns:repeat(2,1fr)}
  .case-card,.case-card:nth-child(4n+2),.case-card:nth-child(4n+3),.case-card:nth-child(4n+4){grid-column:span 6;margin-top:0}
  .site-card{grid-template-columns:60px 1fr;grid-template-rows:auto auto;row-gap:14px}
  .site-stage{grid-column:2;text-align:left}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .container{padding:0 26px}
  .nav,.nav.scrolled{padding-left:26px;padding-right:26px}
  .page-hero{padding:150px 0 80px}
  .page-hero .hero-count{left:26px;bottom:24px}
  .articles-grid{grid-template-columns:1fr;gap:44px}
  .case-card,.case-card:nth-child(4n+2),.case-card:nth-child(4n+3),.case-card:nth-child(4n+4){grid-column:span 1}
  .case-card:nth-child(even) .case-media{aspect-ratio:4/3}
  .site-card{grid-template-columns:1fr;gap:16px;padding:30px 4px}
  .site-stage{grid-column:1;text-align:left}
  .list-section{padding:72px 0 96px}
  .detail-body{padding:64px 0 96px}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .spec-grid{grid-template-columns:1fr}
  .detail-nav{flex-direction:column}
  .detail-nav a,.detail-nav a:last-child{max-width:100%;text-align:left;margin-left:0}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}