/* Repair Solution HCM — giao diện website */
:root{
  --cam:#F05A22; --cam-dam:#D7470F; --cam-nhat:#FFF1EA; --do:#F02E14;
  --nen:#F4F4F1; --mat:#FFFFFF; --muc:#121418; --nhat:#5D626A; --vien:#E3E3DE;
  --toi:#0D0F13; --toi2:#171A21; --toi-vien:#262A33; --toi-chu:#A9AEB8;
  --xanh:#1F9D55; --vang:#B7791F; --zalo:#0068FF;
  --r:16px; --r-sm:10px;
  --bong:0 1px 2px rgba(16,18,24,.04),0 8px 24px -12px rgba(16,18,24,.12);
  --font:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--nen);color:var(--muc);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;letter-spacing:-.02em}
h1{font-size:clamp(34px,5.4vw,60px);font-weight:800}
h2{font-size:clamp(26px,3.4vw,38px);font-weight:800}
h3{font-size:19px;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cam);font-weight:700;font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}
.eyebrow::before{content:"";width:18px;height:2px;background:currentColor;border-radius:2px}
.muted{color:var(--nhat)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
section{padding:80px 0;scroll-margin-top:72px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.sec-head p{max-width:560px;margin:0;color:var(--nhat)}
.link-arrow{font-weight:700;color:var(--cam);text-decoration:none;white-space:nowrap}
.link-arrow:hover{text-decoration:underline}

/* Nút */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:999px;font-weight:700;font-size:15px;text-decoration:none;border:1.5px solid transparent;cursor:pointer;white-space:nowrap;transition:background .15s,border-color .15s,color .15s,transform .15s}
.btn:active{transform:translateY(1px)}
.btn svg{width:18px;height:18px;flex:none}
.btn-cam{background:var(--cam);color:#fff}.btn-cam:hover{background:var(--cam-dam)}
.btn-zalo{background:var(--zalo);color:#fff}.btn-zalo:hover{background:#0052cc}
.btn-vien{border-color:var(--vien);background:var(--mat)}.btn-vien:hover{border-color:var(--muc)}
.btn-toi{background:var(--muc);color:#fff}.btn-toi:hover{background:#000}
.btn-trong{border-color:rgba(255,255,255,.22);color:#fff;background:rgba(255,255,255,.04)}.btn-trong:hover{border-color:#fff}
.btn-sm{padding:8px 14px;font-size:14px}
.btn-block{width:100%}

/* Thanh trên */
.top{position:sticky;top:0;z-index:40;background:rgba(13,15,19,.92);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);color:#fff;border-bottom:1px solid var(--toi-vien)}
.top .wrap{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none}
.logo img{width:34px;height:34px}
.logo b{display:block;font-size:17px;letter-spacing:.02em;line-height:1.1}
.logo small{display:block;font-size:11px;color:var(--toi-chu);letter-spacing:.06em;text-transform:uppercase}
.menu{display:flex;gap:4px;margin-left:8px}
.menu a{padding:8px 14px;border-radius:999px;text-decoration:none;color:var(--toi-chu);font-weight:600;font-size:15px}
.menu a:hover{color:#fff;background:rgba(255,255,255,.06)}
.menu a[aria-current]{color:#fff;background:rgba(255,255,255,.1)}
.top-tim{flex:1;max-width:320px;margin-left:auto;position:relative}
.top-tim input{width:100%;height:40px;border-radius:999px;border:1px solid var(--toi-vien);background:var(--toi2);color:#fff;padding:0 16px 0 40px;font-size:14px}
.top-tim input::placeholder{color:#7d838e}
.top-tim input:focus{outline:none;border-color:var(--cam)}
.top-tim svg{position:absolute;left:14px;top:11px;width:18px;height:18px;color:#7d838e}
.top-act{display:flex;gap:8px;align-items:center;margin-left:auto}
.icon-btn{position:relative;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--toi-vien);background:var(--toi2);color:#fff;cursor:pointer;text-decoration:none}
.icon-btn svg{width:19px;height:19px}
.badge{position:absolute;top:-4px;right:-4px;min-width:19px;height:19px;padding:0 5px;border-radius:999px;background:var(--cam);color:#fff;font-size:11px;font-weight:800;display:grid;place-items:center}
.badge[hidden]{display:none}

/* Dải thông báo hàng mẫu */
.note-bar{background:#FFF7D6;color:#6B4E00;font-size:14px;text-align:center;padding:8px 16px;border-bottom:1px solid #F1E2A6}

/* Phần mở đầu tối */
.hero{background:radial-gradient(1200px 500px at 85% -10%,rgba(240,90,34,.28),transparent 60%),radial-gradient(800px 400px at -10% 110%,rgba(240,46,20,.14),transparent 60%),var(--toi);color:#fff;overflow:hidden;position:relative}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(180deg,#000,transparent 85%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 85%);pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero p.lead{font-size:19px;color:var(--toi-chu);max-width:36em}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#FF7A45,var(--cam) 50%,#FF3D1F);-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero{padding:56px 0 48px}
.page-hero h1{font-size:clamp(30px,4.4vw,48px)}
.crumb{font-size:14px;color:var(--toi-chu);margin-bottom:14px}
.crumb a{color:var(--toi-chu);text-decoration:none}.crumb a:hover{color:#fff}

/* Thẻ */
.card{background:var(--mat);border:1px solid var(--vien);border-radius:var(--r);box-shadow:var(--bong)}
.chip{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:999px;border:1px solid var(--vien);background:var(--mat);font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;text-decoration:none}
.chip:hover{border-color:var(--muc)}
.chip[aria-pressed=true]{background:var(--muc);border-color:var(--muc);color:#fff}
.tag{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:700;background:var(--nen);color:var(--nhat)}
.tag-moi{background:#E7F6EE;color:#17663B}
.tag-ln{background:#E8F0FF;color:#1D4FB8}
.tag-cu{background:#FFF3E0;color:#8A5300}
.tag-mau{background:#FFF7D6;color:#6B4E00}

/* Thẻ sản phẩm */
.grid-sp{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.sp{display:flex;flex-direction:column;overflow:hidden;transition:transform .15s,box-shadow .15s}
.sp:hover{transform:translateY(-2px);box-shadow:0 2px 4px rgba(16,18,24,.05),0 18px 36px -18px rgba(16,18,24,.28)}
.sp-anh{aspect-ratio:4/3;background:linear-gradient(135deg,#F7F7F4,#ECECE7);display:grid;place-items:center;position:relative}
.sp-anh img{width:100%;height:100%;object-fit:cover}
.sp-anh svg{width:64px;height:64px;color:#B9BBB5}
.sp-anh .tags{position:absolute;left:10px;top:10px;display:flex;gap:6px;flex-wrap:wrap}
.sp-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px;flex:1}
.sp-hang{font-size:12px;font-weight:700;color:var(--nhat);text-transform:uppercase;letter-spacing:.06em}
.sp-ten{font-weight:700;font-size:15.5px;line-height:1.35}
.sp-ghi{font-size:13.5px;color:var(--nhat)}
.sp-bh{font-size:13px;color:var(--nhat);display:flex;align-items:center;gap:5px}
.sp-bh svg{width:14px;height:14px;color:var(--xanh)}
.sp-gia{font-weight:800;font-size:18px;color:var(--cam);margin-top:auto;padding-top:6px}
.sp-gia.lh{font-size:15px;color:var(--muc)}
.sp-act{display:flex;gap:8px;margin-top:8px}
.sp-act .btn{flex:1;padding:9px 10px;font-size:14px}

/* Danh mục */
.grid-dm{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.dm{padding:20px;text-decoration:none;display:flex;flex-direction:column;gap:12px;transition:border-color .15s,transform .15s}
.dm:hover{border-color:var(--cam);transform:translateY(-2px)}
.dm .ic{width:48px;height:48px;border-radius:14px;background:var(--cam-nhat);color:var(--cam);display:grid;place-items:center}
.dm .ic svg{width:26px;height:26px}
.dm b{font-size:16px}
.dm span{font-size:13px;color:var(--nhat)}

/* 3 mảng chính */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pillar{padding:28px;display:flex;flex-direction:column;gap:12px;text-decoration:none;position:relative;overflow:hidden;min-height:240px}
.pillar .ic{width:52px;height:52px;border-radius:14px;background:var(--muc);color:#fff;display:grid;place-items:center}
.pillar .ic svg{width:26px;height:26px}
.pillar p{color:var(--nhat);margin:0}
.pillar .go{margin-top:auto;font-weight:700;color:var(--cam)}
.pillar:hover{border-color:var(--muc)}

/* Ưu điểm */
.dark{background:var(--toi);color:#fff}
.dark .muted,.dark p{color:var(--toi-chu)}
.feat{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feat>div{padding:24px;border:1px solid var(--toi-vien);border-radius:var(--r);background:var(--toi2)}
.feat .ic{color:var(--cam);margin-bottom:14px}
.feat .ic svg{width:28px;height:28px}
.feat h3{color:#fff;font-size:17px}
.feat p{margin:0;font-size:15px}

/* Quy trình */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:b}
.steps li{counter-increment:b;padding:22px 20px;position:relative}
.steps li::before{content:"0" counter(b);display:block;font-weight:800;font-size:28px;color:var(--cam);letter-spacing:-.03em;margin-bottom:8px}
.steps b{display:block;font-size:16.5px;margin-bottom:4px}
.steps span{color:var(--nhat);font-size:14.5px}

/* Kêu gọi cuối trang */
.cta-box{border-radius:24px;padding:48px;background:radial-gradient(600px 300px at 100% 0,rgba(240,90,34,.35),transparent 60%),var(--toi);color:#fff;display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center}
.cta-box p{color:var(--toi-chu);margin:0}
.cta-box .btns{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}

/* Biểu mẫu */
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-weight:600;font-size:14px}
.input,select.input,textarea.input{width:100%;height:46px;border-radius:12px;border:1px solid var(--vien);background:var(--mat);padding:0 14px;font-size:15px}
textarea.input{height:auto;min-height:96px;padding:12px 14px;resize:vertical}
.input:focus{outline:2px solid rgba(240,90,34,.35);border-color:var(--cam)}
.opt-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.opt{position:relative}
.opt input{position:absolute;opacity:0}
.opt span{display:flex;flex-direction:column;gap:4px;padding:14px;border:1.5px solid var(--vien);border-radius:12px;background:var(--mat);cursor:pointer;font-weight:600;font-size:15px;height:100%}
.opt span small{font-weight:400;color:var(--nhat);font-size:13px}
.opt input:checked+span{border-color:var(--cam);background:var(--cam-nhat)}
.opt input:focus-visible+span{outline:2px solid var(--cam);outline-offset:2px}

/* Hỏi đáp */
.faq details{border-bottom:1px solid var(--vien);padding:18px 0}
.faq summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;font-size:17px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:24px;line-height:1;color:var(--cam);flex:none}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:12px 0 0;color:var(--nhat)}

/* Cuối trang */
.foot{background:var(--toi);color:var(--toi-chu);padding:56px 0 32px;font-size:15px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.foot h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:0}
.foot a{text-decoration:none;color:var(--toi-chu)}.foot a:hover{color:#fff}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot .copy{border-top:1px solid var(--toi-vien);margin-top:40px;padding-top:20px;font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* Nút Zalo nổi (máy tính) */
.float-zalo{position:fixed;right:20px;bottom:20px;z-index:30;width:58px;height:58px;border-radius:50%;background:var(--zalo);color:#fff;display:grid;place-items:center;box-shadow:0 10px 30px -8px rgba(0,104,255,.6);text-decoration:none;font-weight:800;font-size:13px}

/* Thanh dưới đáy (điện thoại) */
.tabbar{display:none}

/* Ngăn kéo danh sách hỏi giá */
.drawer{position:fixed;inset:0;z-index:60;display:none}
.drawer.open{display:block}
.drawer .bg{position:absolute;inset:0;background:rgba(13,15,19,.5)}
.drawer .panel{position:absolute;right:0;top:0;bottom:0;width:min(420px,100%);background:var(--mat);display:flex;flex-direction:column;box-shadow:-20px 0 60px -20px rgba(0,0,0,.4)}
.drawer header{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;border-bottom:1px solid var(--vien)}
.drawer header h3{margin:0}
.drawer .list{flex:1;overflow:auto;padding:8px 20px}
.drawer .row{display:flex;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--vien)}
.drawer .row .t{flex:1;font-size:15px}
.drawer .row .t small{display:block;color:var(--nhat)}
.qty{display:flex;align-items:center;border:1px solid var(--vien);border-radius:999px}
.qty button{width:30px;height:30px;border:0;background:none;cursor:pointer;font-size:17px}
.qty span{min-width:22px;text-align:center;font-weight:700}
.drawer footer{padding:16px 20px calc(16px + env(safe-area-inset-bottom));border-top:1px solid var(--vien);display:grid;gap:10px}
.x-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--vien);background:var(--mat);cursor:pointer;font-size:20px;line-height:1}
.empty{padding:40px 0;text-align:center;color:var(--nhat)}

/* Thông báo nhỏ */
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);opacity:0;z-index:70;background:var(--muc);color:#fff;padding:12px 18px;border-radius:12px;font-size:15px;box-shadow:0 10px 30px -10px rgba(0,0,0,.5);transition:.2s;max-width:calc(100% - 32px);text-align:center;pointer-events:none}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (max-width:1080px){
  .menu{display:none}
  .grid-sp{grid-template-columns:repeat(3,1fr)}
  .grid-dm{grid-template-columns:repeat(3,1fr)}
  .feat{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  body{padding-bottom:72px}
  section{padding:56px 0}
  .wrap{padding:0 16px}
  .top .wrap{height:60px;gap:12px}
  .top-tim{display:none}
  .top-act{margin-left:auto}
  .top-act .hide-sm{display:none}
  .logo small{display:none}
  .grid-sp{grid-template-columns:repeat(2,1fr);gap:12px}
  .sp-body{padding:12px}
  .sp-act{flex-direction:column}
  .grid-dm{grid-template-columns:repeat(2,1fr);gap:10px}
  .pillars,.feat,.steps{grid-template-columns:1fr}
  .cta-box{grid-template-columns:1fr;padding:32px 22px}
  .cta-box .btns{justify-content:flex-start}
  .foot-grid{grid-template-columns:1fr}
  .float-zalo{display:none}
  .tabbar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:45;background:rgba(255,255,255,.97);border-top:1px solid var(--vien);padding:6px 4px calc(6px + env(safe-area-inset-bottom));backdrop-filter:blur(8px)}
  .tabbar a{display:flex;flex-direction:column;align-items:center;gap:2px;text-decoration:none;font-size:11px;font-weight:600;color:var(--nhat);padding:4px 0}
  .tabbar a svg{width:22px;height:22px}
  .tabbar a[aria-current]{color:var(--cam)}
  .tabbar a.zalo{color:var(--zalo)}
  .toast{bottom:88px}
}

/* Thẻ liên hệ (thay cho sản phẩm khi chưa đăng hàng) */
.lh-the{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.lh-the a{display:flex;gap:14px;align-items:center;padding:20px;text-decoration:none;transition:border-color .15s}
.lh-the a:hover{border-color:var(--muc)}
.lh-the .ic{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;flex:none;background:var(--cam-nhat);color:var(--cam)}
.lh-the .ic svg{width:24px;height:24px}
.lh-the .zl .ic{background:#E5EFFF;color:var(--zalo)}
.lh-the small{display:block;color:var(--nhat);font-size:13px;font-weight:600}
.lh-the b{font-size:16px;line-height:1.35}
.dm-hoi{padding:20px;display:flex;flex-direction:column;gap:12px}
.dm-hoi .ic{width:48px;height:48px;border-radius:14px;background:var(--cam-nhat);color:var(--cam);display:grid;place-items:center}
.dm-hoi .ic svg{width:26px;height:26px}
.dm-hoi span{font-size:13px;color:var(--nhat)}
.dm-hoi .btn{margin-top:auto}
@media (max-width:960px){.lh-the{grid-template-columns:1fr}}