/* ============================================================
   北京利康快捷搬家 — 现代极简 + 大气留白
   ============================================================ */
:root{
  --ink:#0F172A;--ink2:#334155;--gray:#64748B;--gray2:#94A3B8;
  --line:#E2E8F0;--bg:#F8FAFC;--w:#FFFFFF;--orange:#E85D04;--orange2:#F97316;
  --green:#16A34A;--r:8px;--sh:0 1px 3px rgba(0,0,0,.04);--sh2:0 8px 30px rgba(0,0,0,.08);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--ink2);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
.wrap{max-width:1280px;margin:0 auto;padding:0 40px}
@media(max-width:768px){.wrap{padding:0 20px}}

/* ===== NAV ===== */
.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-logo{font-size:1.1rem;font-weight:900;color:var(--ink);letter-spacing:-.01em;display:flex;align-items:center;gap:8px}
.nav-logo span{width:34px;height:34px;background:var(--orange);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.8rem;font-weight:900;flex-shrink:0}
.nav-links{display:flex;gap:36px;font-size:14px;font-weight:550}
.nav-links a{color:var(--ink2);transition:color .2s}
.nav-links a:hover{color:var(--orange)}
.nav-tel{background:var(--orange);color:#fff!important;padding:9px 20px;border-radius:var(--r);font-size:13px;font-weight:700;transition:all .2s}
.nav-tel:hover{background:var(--orange2);transform:translateY(-1px)}
@media(max-width:860px){.nav-links{display:none}}

/* ===== HERO — 左右大图布局 ===== */
.hero{display:grid;grid-template-columns:1fr 1fr;min-height:560px}
.hero-left{background:var(--ink);display:flex;align-items:center;justify-content:flex-end;padding:80px 60px}
.hero-left-in{max-width:520px}
.hero-badge{display:inline-block;font-size:12px;font-weight:700;color:var(--orange2);letter-spacing:.08em;margin-bottom:24px;border-bottom:2px solid var(--orange);padding-bottom:8px}
.hero h1{font-size:clamp(2rem,4vw,2.8rem);font-weight:950;color:#fff;letter-spacing:-.04em;line-height:1.08;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--orange2)}
.hero p{font-size:1.05rem;color:rgba(255,255,255,.55);line-height:1.7;margin-bottom:32px}
.hero-ctas{display:flex;gap:14px}
.btn{padding:14px 30px;border-radius:var(--r);font-size:15px;font-weight:700;cursor:pointer;border:none;display:inline-flex;align-items:center;gap:8px;transition:all .25s}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange2);transform:translateY(-2px)}
.btn-outline{color:#fff;border:1.5px solid rgba(255,255,255,.25)}
.btn-outline:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.5)}
.hero-right{overflow:hidden;position:relative}
.hero-right img{width:100%;height:100%;object-fit:cover}
.hero-img-overlay{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,rgba(0,0,0,.7));padding:36px 28px 20px}
.hero-img-overlay span{font-size:1.15rem;font-weight:900;color:#fff;letter-spacing:.02em}
@media(max-width:860px){.hero{grid-template-columns:1fr;min-height:auto}.hero-left{padding:60px 30px;justify-content:center}.hero-right{height:280px}}

/* ===== STATS ===== */
.stats{background:var(--w);border-bottom:1px solid var(--line)}
.stats .wrap{display:flex}
.stat{flex:1;text-align:center;padding:36px 20px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat .sn{font-size:2rem;font-weight:950;color:var(--ink);letter-spacing:-.02em}
.stat .sl{font-size:13px;color:var(--gray2);margin-top:4px}
@media(max-width:640px){.stats .wrap{flex-wrap:wrap}.stat{flex:none;width:50%;padding:28px 16px;border-bottom:1px solid var(--line)}}

/* ===== SHARED ===== */
.sec{padding:100px 0}
.sec-hd{text-align:center;margin-bottom:56px}
.sec-hd .tag{font-size:12px;font-weight:700;color:var(--orange);letter-spacing:.12em;margin-bottom:16px;text-transform:uppercase}
.sec-hd h2{font-size:clamp(1.6rem,3vw,2.1rem);font-weight:900;color:var(--ink);letter-spacing:-.03em;margin-bottom:12px}
.sec-hd p{font-size:1rem;color:var(--gray);max-width:480px;margin:0 auto}

/* ===== SERVICES — 2行4列，大图标 ===== */
.svcs{padding:100px 0 70px;background:var(--w)}
.svcs-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.svc{text-align:center;padding:40px 20px 32px;transition:all .3s;border:1px solid transparent;border-radius:12px}
.svc:hover{background:var(--bg);border-color:var(--line);transform:translateY(-4px);box-shadow:var(--sh2)}
.svc .s-icon{font-size:2.8rem;margin-bottom:16px;color:var(--orange);display:flex;align-items:center;justify-content:center}
.svc .s-icon svg{width:40px;height:40px}
.svc h4{font-size:1.02rem;font-weight:750;color:var(--ink);margin-bottom:6px}
.svc p{font-size:13px;color:var(--gray);line-height:1.5}
@media(max-width:640px){.svcs-grid{grid-template-columns:repeat(2,1fr)}}

/* ===== WHY — 三列大卡片 ===== */
.why{background:var(--ink);padding:100px 0}
.why .sec-hd h2{color:#fff}.why .sec-hd p{color:rgba(255,255,255,.4)}.why .sec-hd .tag{color:var(--orange2)}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.why-card{text-align:center;padding:44px 28px;border:1px solid rgba(255,255,255,.06);border-radius:12px;transition:all .3s}
.why-card:hover{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.12)}
.why-card .w-icon{font-size:2.6rem;margin-bottom:16px;color:var(--orange)}
.why-card h4{font-size:1.05rem;font-weight:750;color:#fff;margin-bottom:8px}
.why-card p{font-size:14px;color:rgba(255,255,255,.4);line-height:1.6}
@media(max-width:640px){.why-grid{grid-template-columns:1fr}}

/* ===== ABOUT — 单栏宽文本卡片 ===== */
.about{background:var(--w);padding:100px 0}
.about-card{max-width:800px;margin:0 auto;background:var(--bg);border-radius:16px;padding:48px 52px;line-height:2;font-size:1.02rem;color:var(--ink2)}
.about-card strong{color:var(--ink)}
@media(max-width:640px){.about-card{padding:32px 24px}}

/* ===== PRICE TABLE ===== */
.price{background:var(--bg);padding:100px 0}
.price-table{max-width:960px;margin:0 auto;background:var(--w);border-radius:16px;overflow:hidden;box-shadow:var(--sh)}
.price-table table{width:100%;border-collapse:collapse}
.price-table thead th{background:var(--ink);color:#fff;padding:18px 24px;text-align:left;font-size:15px;font-weight:700}
.price-table tbody td{padding:18px 24px;border-bottom:1px solid var(--line);font-size:15px}
.price-table tbody tr:last-child td{border-bottom:none;background:#FFF7ED}
.price-table tbody td strong{color:var(--ink)}
.price-table tbody td:last-child{color:var(--gray);font-size:14px}
.price-notes{max-width:960px;margin:24px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.price-notes div{padding:14px 20px;background:var(--w);border-radius:var(--r);font-size:14px;color:var(--ink2);border:1px solid var(--line)}
.price-notes div strong{color:var(--ink)}
@media(max-width:640px){.price-notes{grid-template-columns:1fr}}

/* ===== TIPS + FAQ 合并区域 ===== */
.knowledge{background:var(--w);padding:100px 0}
.know-subtitle{font-size:1.1rem;font-weight:800;color:var(--ink);margin-bottom:28px;letter-spacing:-.02em}

/* 攻略：3列网格 */
.know-tips{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.know-tip{padding:24px 22px;background:var(--bg);border-radius:12px;display:flex;gap:14px;transition:all .3s;border:1px solid transparent}
.know-tip:hover{background:var(--w);border-color:var(--line);box-shadow:var(--sh2)}
.know-tip .kt-num{font-size:13px;font-weight:900;color:var(--orange);flex-shrink:0;width:28px;height:28px;border-radius:50%;background:#FFF7ED;display:flex;align-items:center;justify-content:center}
.know-tip strong{font-size:.92rem;color:var(--ink);display:block;margin-bottom:4px}
.know-tip p{font-size:13px;color:var(--gray);line-height:1.6;margin:0}
@media(max-width:860px){.know-tips{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.know-tips{grid-template-columns:1fr}}

/* FAQ：双栏 */
.know-faq{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.kf-item{padding:22px 24px;background:var(--bg);border-radius:12px;transition:all .3s;border:1px solid transparent}
.kf-item:hover{background:var(--w);border-color:var(--line);box-shadow:var(--sh)}
.kf-q{font-size:.95rem;font-weight:750;color:var(--ink);margin-bottom:8px}
.kf-a{font-size:14px;color:var(--gray);line-height:1.7}
@media(max-width:640px){.know-faq{grid-template-columns:1fr}}

/* ===== CTA ===== */
.cta{background:linear-gradient(160deg,var(--ink),#1E293B);padding:80px 0;text-align:center}
.cta h2{font-size:clamp(1.5rem,2.5vw,1.9rem);font-weight:900;color:#fff;letter-spacing:-.03em;margin-bottom:14px}
.cta p{font-size:1.02rem;color:rgba(255,255,255,.4);max-width:480px;margin:0 auto 28px}

/* ===== FOOTER ===== */
.ft{background:var(--ink);color:rgba(255,255,255,.45);padding:52px 0 24px;font-size:13px}
.ft-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-bottom:32px}
.ft-grid b{font-size:14px;color:#fff;display:block;margin-bottom:10px}
.ft-grid p,.ft-grid li{line-height:2;list-style:none}
.ft-grid a{color:rgba(255,255,255,.45)}
.ft-grid a:hover{color:#fff}
.ft-tel{font-size:1rem;font-weight:600;color:rgba(255,255,255,.65)!important}
.footer-grid a{color:rgba(255,255,255,.65);transition:color .2s}
.footer-grid a:hover{color:rgba(255,255,255,.9)}
.ft-qr{text-align:center;padding-top:8px}
.ft-qr-box{display:inline-block;border:2px solid rgba(255,255,255,.15);border-radius:10px;overflow:hidden;margin-bottom:8px}
.ft-qr span{display:block;font-size:12px;color:rgba(255,255,255,.5)}
.ft-bot{padding-top:24px;border-top:1px solid rgba(255,255,255,.08);text-align:center;font-size:12px}
.ft-bot a{color:rgba(255,255,255,.45)}

/* ===== FLOAT ===== */
.fb{position:fixed;right:20px;bottom:80px;z-index:999}
.fb a{width:52px;height:52px;border-radius:50%;background:var(--orange);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:0 4px 16px rgba(232,93,4,.35);transition:all .25s}
.fb a:hover{background:var(--orange2);transform:translateY(-3px)}