/* ==========================================================================
   cozunet.com · 物流案例页 css/pages/case-wuliu.css
   版式：通栏 hero + 悬浮概览卡 → 编号清单痛点
         → 左侧竖标签交替设计 → 横向四步流程 → 纸底横排数字 → 三卡更多
   ========================================================================== */

/* ---------- hero ---------- */
.wl-hero{position:relative;min-height:66vh;display:flex;align-items:flex-end;overflow:hidden}
.wl-hero-media{position:absolute;inset:0}
.wl-hero-media img{width:100%;height:100%;object-fit:cover}
.wl-hero-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(38,44,52,.32) 0%,rgba(38,44,52,.14) 45%,rgba(38,44,52,.88) 100%)}
.wl-hero-in{position:relative;z-index:2;padding:120px 0 100px}
.wl-hero .crumb a{color:rgba(255,255,255,.72)}
.wl-hero .crumb .now{color:rgba(255,255,255,.92)}
.wl-hero .crumb i{color:rgba(255,255,255,.4)}
.wl-hero .sec-eyebrow{color:rgba(255,255,255,.78)}
.wl-hero .sec-eyebrow::before{background:rgba(255,255,255,.5)}
.wl-hero h1{color:#fff;font-size:clamp(26px,3.8vw,44px);margin:14px 0 12px;max-width:780px}
.wl-hero-desc{color:rgba(255,255,255,.84);font-size:15px;max-width:640px;line-height:1.95}

/* ---------- 悬浮概览卡 ---------- */
.wl-overlap{margin-top:-64px;position:relative;z-index:3;padding-bottom:10px}
.wl-ov-card{background:var(--card);border:1px solid var(--line-2);border-radius:18px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(3,1fr);padding:10px 30px}
.wl-ov-card div{display:flex;justify-content:space-between;gap:14px;padding:16px 20px;border-bottom:1px dashed var(--line-2)}
.wl-ov-card dt{font-size:13px;color:var(--muted);flex:none;padding-top:3px}
.wl-ov-card dd{font-size:14px;font-weight:500;text-align:right}
@media (max-width:900px){.wl-ov-card{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.wl-ov-card{grid-template-columns:1fr}}

/* ---------- 痛点清单 ---------- */
.wl-pain{padding:80px 0 70px;background:var(--paper)}
.wl-pain-list{max-width:900px;margin:0 auto}
.wl-pain-list li{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid var(--line-2);align-items:start}
.wl-pain-list li:last-child{border-bottom:0}
.wl-p-no{font-family:var(--font-serif);font-size:30px;color:var(--brown-bg);font-weight:700;line-height:1}
.wl-pain-list h3{font-size:18px;margin-bottom:8px}
.wl-pain-list p{font-size:14px;color:var(--ink-2);line-height:1.95}

/* ---------- 设计竖标签交替 ---------- */
.wl-design{padding:90px 0;background:var(--card);border-top:1px solid var(--line-2)}
.wl-d-row{display:grid;grid-template-columns:90px 1fr 1fr;gap:30px;align-items:center;margin-bottom:56px}
.wl-d-row:last-child{margin-bottom:0}
.wl-d-tag{writing-mode:vertical-rl;letter-spacing:.3em;background:var(--brown);color:#fff;border-radius:10px;padding:18px 8px;font-size:13px;text-align:center;justify-self:center}
.wl-d-rev figure{order:3}
.wl-d-row figure{border-radius:14px;overflow:hidden;box-shadow:var(--shadow-sm)}
.wl-d-row img{width:100%;height:260px;object-fit:cover}
.wl-d-row h3{font-size:19px;margin-bottom:10px}
.wl-d-row p{font-size:14px;color:var(--ink-2);line-height:1.95}
@media (max-width:900px){.wl-d-row{grid-template-columns:1fr;gap:16px}.wl-d-tag{writing-mode:horizontal-tb;padding:6px 16px;justify-self:start}.wl-d-rev figure{order:0}}

/* ---------- 横向流程 ---------- */
.wl-impl{padding:90px 0;background:var(--paper)}
.wl-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.wl-flow > div{background:var(--card);border:1px solid var(--line-2);border-radius:var(--r);padding:28px 24px;position:relative}
.wl-flow > div::after{content:"→";position:absolute;right:-18px;top:50%;transform:translateY(-50%);color:var(--brown-soft);font-size:20px;z-index:2}
.wl-flow > div:last-child::after{display:none}
.wl-flow b{display:block;font-size:18px;color:var(--brown);margin-bottom:8px;font-family:var(--font-serif)}
.wl-flow p{font-size:13.5px;color:var(--ink-2);line-height:1.9}
@media (max-width:900px){.wl-flow{grid-template-columns:1fr 1fr}.wl-flow > div::after{display:none}}

/* ---------- 成果横排 ---------- */
.wl-result{padding:80px 0;background:var(--brown-bg)}
.wl-bignums{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.wl-bignums div{text-align:center;padding:24px 10px}
.wl-bignums b{font-family:var(--font-serif);font-size:clamp(32px,3.8vw,48px);color:var(--brown);display:block;line-height:1.1}
.wl-bignums b em{font-style:normal;font-size:.38em;color:var(--brown-soft);margin-left:3px}
.wl-bignums span{display:block;margin-top:12px;font-size:13px;color:var(--ink-2)}
@media (max-width:900px){.wl-bignums{grid-template-columns:1fr 1fr}}

/* ---------- 更多三卡 ---------- */
.wl-more{padding:90px 0 40px;background:var(--paper)}
.wl-more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.wl-more-grid > a{background:var(--card);border:1px solid var(--line-2);border-radius:var(--r);overflow:hidden;transition:transform .45s var(--ease),box-shadow .45s var(--ease)}
.wl-more-grid > a:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.wl-more-grid img{width:100%;height:180px;object-fit:cover}
.wl-more-body{padding:18px 20px 22px}
.wl-more-body h3{font-size:16px;margin-top:10px}
@media (max-width:820px){.wl-more-grid{grid-template-columns:1fr}}

/* ---------- CTA ---------- */
.wl-cta{background:var(--brown-deep);padding:72px 0;margin-top:50px}
.wl-cta-in{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.wl-cta-copy h2{color:#fff;font-size:clamp(23px,2.8vw,32px);margin-bottom:10px}
.wl-cta-copy p{color:rgba(255,255,255,.68);font-size:14.5px;letter-spacing:.05em}
.wl-cta-btns{display:flex;gap:16px;flex-wrap:wrap}

/* ---------- 客户常问 ---------- */
.wl-faq{padding:90px 0;background:var(--card);border-top:1px solid var(--line-2)}
.wl-faq-list{max-width:860px;margin:40px auto 0;display:grid;gap:14px}
.wl-faq details{background:var(--paper);border:1px solid var(--line-2);border-radius:12px;padding:20px 26px}
.wl-faq summary{font-size:15.5px;font-weight:600;cursor:pointer;list-style:none;position:relative;padding-right:28px}
.wl-faq summary::-webkit-details-marker{display:none}
.wl-faq summary::after{content:"+";position:absolute;right:0;top:0;font-size:20px;color:var(--brown-soft);line-height:1.2}
.wl-faq details[open] summary::after{content:"-"}
.wl-faq details p{margin-top:12px;font-size:14px;color:var(--ink-2);line-height:1.95}

/* ---------- 售后与维护 ---------- */
.wl-care{padding:80px 0;background:var(--paper);border-top:1px solid var(--line-2)}
.wl-care-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:40px}
.wl-care-grid > div{background:var(--card);border:1px solid var(--line-2);border-radius:var(--r);padding:26px 24px}
.wl-care-grid h3{font-size:16px;margin-bottom:10px}
.wl-care-grid p{font-size:13px;color:var(--ink-2);line-height:1.9}
@media (max-width:900px){.wl-care-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.wl-care-grid{grid-template-columns:1fr}}

/* ---------- 客户反馈 ---------- */
.wl-quote{padding:80px 0;background:var(--card);border-top:1px solid var(--line-2)}
.wl-quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px}
.wl-quote blockquote{background:var(--paper);border:1px solid var(--line-2);border-left:3px solid var(--brown);border-radius:12px;padding:28px 30px}
.wl-quote p{font-size:14.5px;line-height:2;color:var(--ink);margin-bottom:14px}
.wl-quote cite{font-size:12.5px;color:var(--muted);font-style:normal;letter-spacing:.05em}
@media (max-width:760px){.wl-quote-grid{grid-template-columns:1fr}}