/* ═══════════════ 跑马灯信任条 ═══════════════ */
.marquee{background:var(--world);color:var(--canvas);padding:22px 0;overflow:hidden;border-top:1px solid var(--line-dark);}
.marquee-track{display:flex;gap:48px;white-space:nowrap;animation:marquee 30s linear infinite;width:max-content;}
.marquee-item{display:flex;align-items:center;gap:16px;font-family:var(--display);font-size:18px;font-weight:700;letter-spacing:.05em;color:rgba(244,238,227,.85);}
.marquee-item .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ═══════════════ 核心工艺 ═══════════════ */
.craft{padding:60px 0;position:relative}
.craft-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,96px);align-items:center;margin-top:56px;}
.craft-visual{position:relative}
.craft-visual img{width:510px;height:360px;object-fit:cover;border-radius:4px;box-shadow:0 24px 60px -20px rgba(42,26,16,.3);}
.craft-badge{position:absolute;top:-20px;right:-20px;background:var(--accent);color:#fff;padding:16px 24px;border-radius:4px;font-family:var(--display);font-weight:900;font-size:20px;box-shadow:0 12px 32px -8px rgba(196,69,44,.5);}
.craft-steps{margin-top:32px;display:flex;flex-direction:column;gap:20px}
.craft-step{display:flex;gap:20px;align-items:flex-start;padding:20px 0;border-top:1px solid var(--line);}
.craft-step-num{font-family:var(--display);font-weight:900;font-size:36px;color:var(--accent);line-height:1;flex:none;width:56px;}
.craft-step h4{font-size:17px;font-weight:700;margin-bottom:6px}
.craft-step p{font-size:14px;color:var(--muted);line-height:1.7}
.craft-points{display:flex;gap:12px;margin-top:36px;flex-wrap:wrap}
.craft-point{padding:8px 18px;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:600;color:var(--ink);background:var(--canvas-2);}
@media(max-width:900px){.craft-grid{grid-template-columns:1fr}}

/* ═══════════════ 课程方案 ═══════════════ */
.courses{padding:60px 0}
.courses-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:56px;}
.btn_1{color: #fff;}
.course-card{background:#fff;border:1px solid var(--line);border-radius:4px;padding:clamp(32px,3vw,48px);display:flex;flex-direction:column;transition:transform .4s var(--ease),box-shadow .4s;position:relative;overflow:hidden;}
.course-card:hover{transform:translateY(-6px);box-shadow:0 32px 64px -24px rgba(42,26,16,.25)}
.course-card.featured{background:var(--world);color:var(--canvas);border-color:var(--world)}
.course-tag{display:inline-block;padding:6px 16px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.1em;margin-bottom:24px;width:fit-content;}
.course-card:not(.featured) .course-tag{background:var(--canvas-2);color:var(--ink)}
.course-card.featured .course-tag{background:var(--accent);color:#fff}
.course-card h3{font-family:var(--display);font-weight:900;font-size:clamp(1.5rem,2.5vw,2rem);margin-bottom:8px;}
.course-card .course-sub{font-size:14px;color:var(--muted);margin-bottom:32px}
.course-card.featured .course-sub{color:rgba(244,238,227,.6)}
.course-features{list-style:none;display:flex;flex-direction:column;gap:14px;margin-bottom:36px}
.course-features li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;line-height:1.6;}
.course-features li svg{width:18px;height:18px;flex:none;color:var(--accent);margin-top:3px}
.course-card.featured .course-features li{color:rgba(244,238,227,.85)}
.course-cta{margin-top:auto;display:flex;align-items:center;gap:12px}
.course-cta .phone{font-family:var(--display);font-weight:900;font-size:20px}
.course-card.featured .course-cta .phone{color:#fff}
@media(max-width:760px){.courses-grid{grid-template-columns:1fr}}

/* ═══════════════ 学员案例横向轨 ═══════════════ */
.cases{padding:60px 0;overflow:hidden}
.cases-rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:48px var(--gut) 24px;scroll-padding-left:var(--gut);margin:0 calc(var(--gut) * -1);}
.cases-rail::-webkit-scrollbar{height:4px}
.cases-rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:2px}
.case-card{flex:0 0 clamp(280px,32vw,420px);scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:transform .4s var(--ease);}
.case-card:hover{transform:translateY(-4px)}
.case-card img{width:100%;height:220px;object-fit:cover;display:block;margin:0 auto}
.case-body{padding:24px}
.case-tag{display:inline-block;padding:4px 12px;background:var(--canvas-2);border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--accent);margin-bottom:12px;}
.case-body h4{font-family:var(--display);font-weight:900;font-size:18px;margin-bottom:8px}
.case-body p{font-size:13.5px;color:var(--muted);line-height:1.7}
.case-data{display:flex;gap:20px;margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.case-data-item .val{font-family:var(--display);font-weight:900;font-size:20px;color:var(--accent)}
.case-data-item .lbl{font-size:11px;color:var(--muted)}

/* ═══════════════ 卤味资讯 ═══════════════ */
.news{padding-bottom:60px;}
.news-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:56px;gap:32px;flex-wrap:wrap}
.news-more{font-size:15px;font-weight:700;color:var(--accent);transition:color .3s;white-space:nowrap}
.news-more:hover{color:var(--accent-deep)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:transform .4s var(--ease),box-shadow .4s}
.news-card:hover{transform:translateY(-6px);box-shadow:0 24px 56px -20px rgba(42,26,16,.25)}
.news-card a{display:block;height:100%}
.news-img{overflow:hidden}
.news-img img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .6s var(--ease)}
.news-card:hover .news-img img{transform:scale(1.06)}
.news-body{padding:24px 24px 28px;display:flex;flex-direction:column;gap:12px}
.news-tag{display:inline-block;padding:4px 12px;background:rgba(196,69,44,.08);color:var(--accent);border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.05em;width:fit-content}
.news-body h3{font-family:var(--display);font-weight:900;font-size:18px;line-height:1.45;color:var(--ink);transition:color .3s}
.news-card:hover .news-body h3{color:var(--accent)}
.news-body p{font-size:13.5px;color:var(--muted);line-height:1.75;flex:1}
.news-meta{display:flex;gap:8px;font-size:12px;color:var(--muted);padding-top:12px;border-top:1px solid var(--line)}
@media(max-width:900px){.news-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.news-grid{grid-template-columns:1fr}}

/* ═══════════════ FAQ ═══════════════ */
.faq{background:var(--canvas-2);padding:60px 0}
.faq-list{max-width:860px;margin:56px auto 0;display:flex;flex-direction:column;gap:2px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:box-shadow .3s;}
.faq-item.open{box-shadow:0 16px 40px -16px rgba(42,26,16,.2)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;padding:24px 28px;gap:20px;text-align:left;font-weight:700;font-size:16px;font-family:var(--display);}
.faq-q .icon{width:28px;height:28px;flex:none;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--canvas-2);transition:transform .3s,background .3s;}
.faq-item.open .faq-q .icon{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq-q .icon svg{width:14px;height:14px}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease);}
.faq-a-inner{padding:0 28px 24px;font-size:14.5px;color:var(--muted);line-height:1.9}
.faq-a-inner strong{color:var(--ink)}