/* ============================================================
   kefu.html 在线客服独有样式（命名空间 kf-）
   ============================================================ */

/* ---------- Hero ---------- */
.kf-hero{position:relative;background:var(--c1);padding-top:var(--header-h);overflow:hidden}
.kf-hero__bg{position:absolute;inset:0}
.kf-hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center 25%;opacity:.28}
.kf-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,24,27,.55),rgba(21,24,27,.94) 82%)}
.kf-hero__inner{position:relative;z-index:2;padding:48px 24px 84px}
.kf-hero .crumbs{padding:0 0 24px}
.kf-hero__status{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border:1px solid rgba(107,125,92,.5);background:rgba(107,125,92,.1);font-size:13px;color:var(--g3);letter-spacing:.05em}
.kf-dot{width:9px;height:9px;border-radius:50%;background:#5BBE6A;box-shadow:0 0 0 4px rgba(91,190,106,.25);animation:kf-blink 1.8s infinite}
@keyframes kf-blink{0%,100%{box-shadow:0 0 0 4px rgba(91,190,106,.25)}50%{box-shadow:0 0 0 8px rgba(91,190,106,.08)}}
.kf-hero h1{font-size:clamp(34px,5vw,58px);font-weight:900;line-height:1.2;margin-top:20px}
.kf-accent{font-style:normal;color:var(--o1)}
.kf-hero__desc{color:var(--g4);margin-top:18px;max-width:540px;font-size:16px}
.kf-hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}

/* ---------- 服务时间大卡 ---------- */
.kf-time{background:var(--c1)}
.kf-time__card{display:grid;grid-template-columns:auto 1.1fr 1fr;gap:36px;align-items:center;background:var(--c2);border:1px solid var(--line-d);padding:40px;position:relative}
.kf-time__card::before{content:"";position:absolute;top:-1px;left:-1px;width:30px;height:30px;border-top:3px solid var(--o1);border-left:3px solid var(--o1)}
.kf-time__clock{width:96px;height:96px;display:grid;place-items:center;border:2px solid rgba(224,91,32,.5);border-radius:50%;color:var(--o1)}
.kf-time__clock svg{width:52px;height:52px}
.kf-time__big{font-family:var(--font-en);font-size:clamp(34px,4vw,50px);font-weight:900;color:var(--white);margin:6px 0 10px;letter-spacing:.02em}
.kf-time__card>div>p{color:var(--g4);font-size:14px;line-height:1.8}
.kf-time__list li{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px dashed var(--line-d);font-size:13.5px}
.kf-time__list b{color:var(--white);flex-shrink:0}
.kf-time__list span{color:var(--g4);text-align:right}

/* ---------- 渠道矩阵 ---------- */
.kf-channel{background:var(--c2)}
.kf-channel__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.kf-channel__card{position:relative;padding:34px 30px;background:var(--c1);border:1px solid var(--line-d);transition:transform .3s,border-color .3s}
.kf-channel__card:hover{transform:translateY(-6px);border-color:rgba(224,91,32,.5)}
.kf-channel__card svg{width:40px;height:40px;color:var(--o1);margin-bottom:18px}
.kf-channel__card h3{font-size:19px;margin-bottom:10px}
.kf-channel__card p{font-size:14px;color:var(--g4);line-height:1.85}
.kf-channel__go{position:absolute;top:28px;right:28px;font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--o1);border:1px solid rgba(224,91,32,.45);padding:5px 12px;clip-path:polygon(6px 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%,0 6px)}

/* ---------- 响应承诺数据带 ---------- */
.kf-sla{background:var(--g1);padding:60px 0;border-top:1px solid var(--line-d);border-bottom:1px solid var(--line-d)}
.kf-sla__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.kf-sla__grid b{display:block;font-family:var(--font-en);font-size:clamp(32px,4vw,50px);font-weight:900;color:var(--o2);line-height:1.1}
.kf-sla__grid span{font-size:13px;color:var(--g4);letter-spacing:.05em}

/* ---------- 能帮什么事 ---------- */
.kf-can{background:var(--c1)}
.kf-can__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.kf-can__grid>div{padding:26px 24px;background:var(--c2);border-left:3px solid var(--o1);transition:transform .3s}
.kf-can__grid>div:hover{transform:translateY(-4px)}
.kf-can__grid h3{font-size:16.5px;margin-bottom:8px}
.kf-can__grid p{font-size:13.5px;color:var(--g4);line-height:1.85}
.kf-can__grid a{color:var(--o2);font-weight:700}

/* ---------- 预约回电（米白） ---------- */
.kf-backcall__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.kf-backcall__img img{width:100%;height:420px;object-fit:cover;clip-path:polygon(0 0,100% 0,100% calc(100% - 26px),calc(100% - 26px) 100%,0 100%)}
.kf-backcall__title{font-size:clamp(24px,3vw,36px);margin:8px 0 14px}
.kf-backcall__grid>div>p{color:#5A6158;font-size:14.5px;line-height:1.9;margin-bottom:24px}
.kf-backcall__form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ---------- 投诉监督条 ---------- */
.kf-supervise{background:var(--c1)}
.kf-supervise__box{display:flex;gap:24px;align-items:flex-start;padding:32px 36px;background:rgba(224,91,32,.07);border:1px dashed rgba(224,91,32,.5)}
.kf-supervise__box svg{width:40px;height:40px;color:var(--o1);flex-shrink:0;margin-top:4px}
.kf-supervise__box h2{font-size:20px;margin-bottom:8px}
.kf-supervise__box p{font-size:14px;color:var(--g4);line-height:1.9}

/* ---------- 页底 CTA ---------- */
.kf-cta{background:var(--c2)}
.kf-cta__inner{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.kf-cta__title{font-size:clamp(26px,3.4vw,40px);margin-bottom:8px}
.kf-cta__inner p{color:var(--g4)}

/* ---------- 你问我答实录 ---------- */
.kf-qa{background:var(--c2)}
.kf-qa__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:36px}
.kf-qa__card{position:relative;padding:26px 26px 24px;background:var(--c1);border:1px solid var(--line-d);transition:transform .3s,border-color .3s}
.kf-qa__card:hover{transform:translateY(-4px);border-color:rgba(224,91,32,.45)}
.kf-qa__who{display:inline-block;font-size:12px;color:var(--o2);letter-spacing:.05em;margin-bottom:14px;border-left:3px solid var(--o1);padding-left:10px}
.kf-qa__q{font-weight:700;font-size:15px;line-height:1.7;margin-bottom:12px;color:var(--white)}
.kf-qa__a{font-size:13.5px;color:var(--g4);line-height:1.85;border-top:1px dashed var(--line-d);padding-top:12px}
.kf-qa__a a{color:var(--o2);font-weight:700}

/* ---------- 能办/办不了边界 ---------- */
.kf-edge{background:var(--c1)}
.kf-edge__grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:36px}
.kf-edge__col{padding:32px 30px;border:1px solid var(--line-d)}
.kf-edge__do{background:var(--c2);border-left:4px solid #5BBE6A}
.kf-edge__no{background:var(--c2);border-left:4px solid var(--o1)}
.kf-edge__col h3{font-size:18px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.kf-edge__do h3::before{content:"";width:10px;height:10px;background:#5BBE6A;flex-shrink:0}
.kf-edge__no h3::before{content:"";width:10px;height:10px;background:var(--o1);flex-shrink:0}
.kf-edge__col li{position:relative;padding:11px 0 11px 26px;font-size:14px;color:var(--g4);line-height:1.75;border-bottom:1px dashed var(--line-d)}
.kf-edge__col li:last-child{border-bottom:0}
.kf-edge__do li::before{content:"✓";position:absolute;left:0;top:11px;color:#5BBE6A;font-weight:900}
.kf-edge__no li::before{content:"✕";position:absolute;left:0;top:11px;color:var(--o1);font-weight:900}

/* ---------- 服务承诺条 ---------- */
.kf-promise{background:var(--g1);border-top:1px solid var(--line-d);border-bottom:1px solid var(--line-d);padding:52px 0}
.kf-promise__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.kf-promise__grid>div{text-align:center;padding:10px 12px}
.kf-promise__grid b{display:block;font-family:var(--font-en);font-size:clamp(30px,3.6vw,44px);font-weight:900;color:var(--o2);line-height:1.1;margin-bottom:10px}
.kf-promise__grid span{font-size:13.5px;color:var(--g4);line-height:1.8}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .kf-time__card{grid-template-columns:auto 1fr;padding:30px;gap:24px}
  .kf-time__list{grid-column:1 / -1}
  .kf-channel__grid{grid-template-columns:1fr}
  .kf-sla__grid{grid-template-columns:1fr 1fr;gap:30px}
  .kf-can__grid{grid-template-columns:1fr 1fr}
  .kf-backcall__grid{grid-template-columns:1fr;gap:32px}
  .kf-qa__grid{grid-template-columns:1fr}
  .kf-edge__grid{grid-template-columns:1fr}
  .kf-promise__grid{grid-template-columns:1fr;gap:36px}
}
@media (max-width:640px){
  .kf-time__card{grid-template-columns:1fr;text-align:left}
  .kf-sla__grid{grid-template-columns:1fr}
  .kf-can__grid{grid-template-columns:1fr}
  .kf-backcall__form .form-row{grid-template-columns:1fr}
}