/* ============================================================
   zizhi-yanxu.css —— 资质延续页
   hero:弧形底缘(path);竖向时间轴;墨黑条件宫格;
   图文咬合;键盘流程行;预警服务;FAQ。
   ============================================================ */

/* ---------- Hero:弧形底缘 ---------- */
.yx-hero{
  margin-top:var(--nav-h);
  background:
    linear-gradient(120deg, rgba(74,55,40,.88), rgba(28,26,23,.84)),
    url("../images/banner-zizhi.jpg") center/cover;
  color:var(--cream); padding:100px 0 150px;
  clip-path:path("M0,0 H100% V78% Q50% 100%,0 78% Z");
}
.yx-hero-in{ max-width:880px; }
.yx-keycap{ margin-bottom:22px; }
.yx-hero h1{ font-size:clamp(28px,4.2vw,50px); color:var(--cream); margin:12px 0 18px; }
.yx-sub{ font-size:16.5px; color:rgba(242,232,213,.88); max-width:740px; }
.yx-cta{ margin-top:28px; display:flex; flex-wrap:wrap; gap:14px; }
.yx-ghost{ border-color:rgba(242,232,213,.5); color:var(--cream); }
.yx-ghost:hover{ color:var(--tan); border-color:var(--tan); }

/* ---------- 通用 ---------- */
.yx-num{ font-family:var(--font-mono); font-size:13px; letter-spacing:4px; color:var(--brown-3); margin-bottom:10px; }
.yx-num-light{ font-family:var(--font-mono); font-size:13px; letter-spacing:4px; color:var(--tan); margin-bottom:10px; }
.yx-light-h{ color:var(--cream); }
.yx-note{ font-size:12.5px; color:var(--brown-3); margin-top:14px; }

/* ---------- 板块 2:竖向时间轴(grid 三列) ---------- */
.yx-time{ padding:70px 0 40px; background:var(--paper); }
.yx-time h2{ font-size:clamp(22px,2.6vw,32px); margin-bottom:30px; }
.yx-tl{ display:grid; grid-template-columns:130px 26px 1fr; column-gap:18px; }
.yx-tl-i{ display:contents; }
.yx-tl-i time{
  font-family:var(--font-mono); font-size:14px; color:var(--brown-2);
  text-align:right; padding-top:6px;
}
.yx-tl-dot{
  width:14px; height:14px; border-radius:50%; background:var(--brown);
  border:3px solid var(--paper); outline:2px solid var(--brown-3);
  justify-self:center; align-self:start; margin-top:10px; position:relative; z-index:1;
}
.yx-tl-i:not(:last-child) .yx-tl-dot::after{
  content:""; position:absolute; top:16px; left:50%; transform:translateX(-50%);
  width:2px; height:calc(100% + 36px); background:var(--line-2);
}
.yx-tl-c{ padding:0 0 30px 10px; }
.yx-tl-c h3{ font-size:17px; margin-bottom:4px; }
.yx-tl-c p{ font-size:14.5px; color:var(--ink-2); }

/* ---------- 板块 3:条件(墨黑) ---------- */
.yx-cond{ background:var(--ink); color:rgba(242,232,213,.88); padding:80px 0; }
.yx-cond h2{ font-size:clamp(22px,2.6vw,32px); color:var(--cream); margin-bottom:28px; }
.yx-cond-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:18px; }
.yx-cond-i{
  border:1px solid rgba(242,232,213,.16); border-top:3px solid var(--tan);
  border-radius:0 0 var(--r-m) var(--r-m); padding:22px 22px; background:var(--ink-2);
}
.yx-cond-i h3{ color:var(--cream); font-size:17px; margin-bottom:8px; }
.yx-cond-i p{ font-size:14px; color:rgba(242,232,213,.74); }

/* ---------- 板块 4:人员业绩咬合 ---------- */
.yx-staff{ padding:70px 0; background:var(--paper-2); }
.yx-staff-grid{ display:grid; grid-template-columns:1.1fr 1fr; gap:50px; align-items:center; }
.yx-staff-txt h2{ font-size:clamp(22px,2.4vw,30px); margin-bottom:14px; }
.yx-staff-txt p{ margin-bottom:12px; }
.yx-staff-txt a{ color:var(--brown-2); text-decoration:underline; }
.yx-staff-img img{
  border-radius:var(--r-l); box-shadow:var(--shadow);
  clip-path:polygon(0 0, 100% 8%, 100% 100%, 0 92%);
}

/* ---------- 板块 5:流程键盘行(墨黑) ---------- */
.yx-flow{ background:var(--ink); color:rgba(242,232,213,.88); padding:80px 0; }
.yx-flow h2{ font-size:clamp(22px,2.6vw,32px); color:var(--cream); margin-bottom:28px; }
.yx-keyrow{ display:grid; grid-template-columns:repeat(5,1fr); gap:14px; }
.yx-key{
  background:var(--ink-2); border:1px solid rgba(242,232,213,.14); border-radius:10px;
  padding:20px 14px; text-align:center;
  box-shadow:0 5px 0 #000, inset 0 -3px 0 rgba(0,0,0,.4);
}
.yx-key b{ display:block; font-family:var(--font-head); font-size:18px; color:var(--tan); margin-bottom:6px; }
.yx-key span{ font-size:12.5px; color:rgba(242,232,213,.66); }

/* ---------- 板块 6:预警 ---------- */
.yx-warn{ padding:70px 0; background:var(--paper); }
.yx-warn-grid{ display:grid; grid-template-columns:1fr 1.1fr; gap:50px; align-items:center; }
.yx-warn-img img{
  border-radius:var(--r-l); box-shadow:var(--shadow);
  clip-path:polygon(0 0, 94% 6%, 100% 100%, 6% 94%);
}
.yx-warn-txt h2{ font-size:clamp(22px,2.4vw,30px); margin-bottom:14px; }
.yx-warn-txt p{ margin-bottom:12px; }

/* ---------- 板块 7:FAQ ---------- */
.yx-faq{ padding:60px 0 80px; background:var(--paper-2); }
.yx-faq h2{ font-size:clamp(22px,2.6vw,32px); margin-bottom:24px; }
.yx-faq-list{ max-width:860px; }
.yx-faq-i{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--r-m);
  margin-bottom:12px; overflow:hidden;
}
.yx-faq-i summary{
  cursor:pointer; padding:15px 20px; font-weight:600; color:var(--ink);
  list-style:none; position:relative; padding-right:40px;
}
.yx-faq-i summary::-webkit-details-marker{ display:none; }
.yx-faq-i summary::after{
  content:"+"; position:absolute; right:18px; top:50%; transform:translateY(-50%);
  font-family:var(--font-mono); font-size:20px; color:var(--brown-3);
}
.yx-faq-i[open] summary::after{ content:"–"; }
.yx-faq-i p{ padding:0 20px 16px; color:var(--ink-2); font-size:14.5px; }
.yx-faq-i p a{ color:var(--brown-2); text-decoration:underline; }

/* ---------- 板块 8:CTA ---------- */
.yx-cta{
  background:
    linear-gradient(110deg, rgba(28,26,23,.92), rgba(74,55,40,.9)),
    url("../images/scene-dangan.jpg") center/cover;
  color:var(--cream); padding:80px 0; text-align:center;
  clip-path:polygon(0 12%, 100% 0, 100% 100%, 0 100%);
}
.yx-cta h2{ color:var(--cream); font-size:clamp(22px,3vw,34px); margin-bottom:14px; }
.yx-cta p{ max-width:680px; margin:0 auto 24px; color:rgba(242,232,213,.85); }
.yx-cta-row{ display:flex; flex-wrap:wrap; gap:14px; justify-content:center; }
.yx-cta-links{ margin-top:22px; font-size:13.5px; color:rgba(242,232,213,.7); }
.yx-cta-links a{ color:var(--tan); text-decoration:underline; }

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .yx-cond-grid{ grid-template-columns:1fr; }
  .yx-keyrow{ grid-template-columns:1fr 1fr; }
  .yx-staff-grid,.yx-warn-grid{ grid-template-columns:1fr; gap:30px; }
  .yx-tl{ grid-template-columns:90px 22px 1fr; }
}
@media (max-width:640px){
  .yx-keyrow{ grid-template-columns:1fr; }
  .yx-hero{ padding:70px 0 120px; }
  .yx-tl{ grid-template-columns:1fr; }
  .yx-tl-i time{ text-align:left; padding-top:0; }
  .yx-tl-dot{ display:none; }
}

/* ---------- 板块 6.5:延续失败情形 ---------- */
.yx-fail{ padding:60px 0; background:var(--paper); }
.yx-fail h2{ font-size:clamp(22px,2.6vw,32px); margin-bottom:18px; }
.yx-fail p{ font-size:15.5px; line-height:1.9; color:var(--ink-2); margin-bottom:14px; max-width:880px; }
.yx-fail p b{ color:var(--ink); }
.yx-fail p a{ color:var(--brown-2); text-decoration:underline; }

/* ---------- 板块 6.8:自查清单(新增二轮) ---------- */
.yx-check{ padding:60px 0; background:var(--paper-2); }
.yx-check h2{ font-size:clamp(22px,2.6vw,32px); margin-bottom:18px; }
.yx-check > p{ font-size:15.5px; line-height:1.9; color:var(--ink-2); margin-bottom:18px; max-width:880px; }
.yx-check > p a{ color:var(--brown-2); text-decoration:underline; }
.yx-check-list{ margin:0 0 18px; padding:0; list-style:none; }
.yx-check-i{ display:flex; gap:16px; padding:14px 0; border-bottom:1px dashed var(--line); }
.yx-check-i > span{
  flex:none; width:28px; height:28px; border:2px solid var(--brown); border-radius:6px;
  display:flex; align-items:center; justify-content:center; font-family:var(--font-mono);
  color:var(--brown); font-size:16px;
}
.yx-check-i h3{ font-size:16px; margin-bottom:4px; }
.yx-check-i p{ font-size:14px; color:var(--ink-2); line-height:1.8; }