/* Trang khách DERGO - Bảo hành (tra cứu + Sản phẩm của bạn) — theo thiết kế Figma “Dergo 3 – 17.03.26” (Phase 2): đầu trang trắng, ảnh / nền xám lớn,
   thẻ trắng bo góc, xanh DERGO, phông Inter để trong app (public/fonts). Ưu tiên điện thoại. Không phím tắt, không thư viện ngoài */
:root{
  --navy:#1f3684;--navy-2:#16296a;--navy-3:#2b47a8;--ink:#14161c;--ink-2:#3f4450;--muted:#6b7180;--line:#e4e6eb;--line-2:#eef0f3;
  --bg:#ffffff;--bg-2:#f4f5f7;--head:#5d6479;--good:#3d9a3d;--good-bg:#4e9f3d;--warn:#f0b000;--warn-bg:#ffc83d;--grey-bg:#6b7180;--bad:#d14343;
  --r:10px;--r-lg:14px;--shadow:0 1px 2px rgba(15,23,42,.05),0 6px 20px rgba(15,23,42,.06);--shadow-lg:0 12px 40px rgba(15,23,42,.18)
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--navy-3)} img{max-width:100%;display:block}
h1,h2,h3{margin:0;letter-spacing:-.02em;line-height:1.2}
button,input,select,textarea{font:inherit;color:inherit}
.w{max-width:1120px;margin:0 auto;padding:0 20px} .w-in{max-width:900px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)} .req{color:var(--bad)} .hidden{display:none!important}
.skip{position:absolute;left:-999px;top:8px;z-index:60;background:#fff;padding:8px 14px;border-radius:8px} .skip:focus{left:12px}
.center-load{padding:120px 20px;text-align:center;color:var(--muted)}
:focus-visible{outline:3px solid rgba(43,71,168,.4);outline-offset:2px}
.ic{width:20px;height:20px;flex:none}

/* ---------- Nút ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--ink);
  font-weight:600;font-size:14px;line-height:1.2;text-decoration:none;cursor:pointer;transition:background .15s,border-color .15s,color .15s,box-shadow .15s;white-space:nowrap}
.btn:hover{border-color:#c9cdd6} .btn:disabled{opacity:.6;cursor:wait}
.btn .ic{width:16px;height:16px}
.btn.outline{border:1.5px solid var(--navy);color:var(--navy);background:#fff} .btn.outline:hover{background:#f1f4fb}
.btn.soft{background:var(--line-2);border-color:var(--line-2);color:var(--ink)} .btn.soft:hover{background:#e3e6ec}
.btn.primary{background:var(--navy);border-color:var(--navy);color:#fff} .btn.primary:hover{background:var(--navy-2)}
.btn.block{width:100%} .btn.lg{padding:13px 18px;font-size:15px}
.link{background:none;border:0;padding:0;color:var(--navy-3);font-weight:600;cursor:pointer;text-decoration:underline;text-underline-offset:3px}

/* ---------- Đầu trang ---------- */
.top{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--line-2)}
.top-in{display:flex;align-items:center;gap:24px;height:64px}
.logo{font-weight:800;font-size:22px;letter-spacing:.06em;color:var(--navy);text-decoration:none;display:flex;align-items:center;gap:8px}
.logo img{width:30px;height:30px;border-radius:7px}
.nav{display:flex;gap:6px;margin:0 auto} .nav a{color:var(--ink-2);text-decoration:none;font-size:14px;font-weight:500;padding:8px 12px;border-radius:8px} .nav a:hover{background:var(--bg-2);color:var(--navy)}
.top-r{display:flex;align-items:center;gap:8px;margin-left:auto}
.top-r .hot{display:inline-flex;align-items:center;gap:6px;color:var(--navy);font-weight:700;text-decoration:none;font-size:14px}
.menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:40px;height:40px;align-items:center;justify-content:center;cursor:pointer}
.crumbs{background:#fff;border-bottom:1px solid var(--line-2);font-size:12.5px;color:var(--muted)} .crumbs .w{padding-top:8px;padding-bottom:8px}
.crumbs a{color:var(--muted);text-decoration:none} .crumbs a:hover{color:var(--navy)} .crumbs span{margin:0 8px;color:#b5bac4}
.demo-bar{background:#fff7e0;color:#7a5600;font-size:13.5px;text-align:center;padding:8px 16px;border-bottom:1px solid #f4dfa0}
.demo-bar button{background:none;border:0;color:var(--navy-3);font-weight:700;cursor:pointer;text-decoration:underline;padding:0 2px}

/* ---------- Trang tra cứu ---------- */
.hero{position:relative;background:linear-gradient(100deg,#a9aaad 0%,#c9cacc 45%,#e9e9ea 100%);overflow:hidden}
.hero.img{background-size:cover;background-position:center}
.hero.img::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,22,28,.45),rgba(20,22,28,.1) 60%,rgba(20,22,28,0))}
.hero-in{position:relative;display:grid;grid-template-columns:1fr 440px;gap:40px;align-items:center;min-height:380px;padding-top:56px;padding-bottom:56px}
.hero h1{color:#fff;font-size:clamp(28px,4vw,40px);font-weight:700;max-width:420px;text-shadow:0 1px 12px rgba(0,0,0,.12)}
.look{background:#fff;border-radius:var(--r);box-shadow:var(--shadow-lg);padding:28px 28px 24px}
.look-ic{display:flex;justify-content:center;color:var(--navy)} .look-ic .ic{width:40px;height:40px;stroke-width:1.6}
.look h2{text-align:center;font-size:22px;margin:10px 0 8px}
.look p.intro{text-align:center;color:var(--muted);font-size:14px;margin:0 auto 18px;max-width:300px}
.look hr{border:0;border-top:1px solid var(--line-2);margin:0 0 16px}
.look label{display:block;font-size:13.5px;font-weight:600;margin-bottom:8px}
.inp{width:100%;border:1px solid #d6d9e0;border-radius:8px;padding:11px 12px;background:#fff;font-size:15px;transition:border-color .15s,box-shadow .15s}
.inp:focus{outline:0;border-color:var(--navy-3);box-shadow:0 0 0 3px rgba(43,71,168,.15)}
textarea.inp{resize:vertical;min-height:96px}
.look .btn{margin-top:16px}
.msg{font-size:14px;margin-top:12px;min-height:0} .msg.err{color:var(--bad)} .msg.ok{color:var(--good)}
.msg.err:not(:empty){background:#fdf0f0;border:1px solid #f4cccc;border-radius:8px;padding:10px 12px}
.quick{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:28px auto}
.quick a{display:flex;align-items:center;justify-content:center;gap:12px;background:#fff;border:1px solid var(--line-2);border-radius:var(--r);padding:22px 16px;color:var(--navy);
  font-weight:700;text-decoration:none;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}
.quick a:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(15,23,42,.1)} .quick .ic{width:28px;height:28px;stroke-width:1.6}
.quick-wrap{background:var(--bg-2);padding:4px 0}

/* ---------- Trang Sản phẩm của bạn ---------- */
.p-hero{position:relative;min-height:260px;display:flex;align-items:center;background:linear-gradient(110deg,#3b3530 0%,#6b5a4b 45%,#b9a58f 100%);background-size:cover;background-position:center}
.p-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.45),rgba(0,0,0,.05) 70%)}
.p-hero h1{position:relative;color:#fff;font-size:clamp(28px,4vw,40px);font-weight:700}
.page{background:var(--bg-2);padding:36px 0 56px}
.hello{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.hello h2{font-size:clamp(22px,3vw,28px);font-weight:700} .hello h2 b{color:var(--navy)}
.hello .wave{color:var(--navy);width:34px;height:34px;stroke-width:1.6}
.hello-sub{color:var(--muted);margin:8px 0 22px;font-size:14px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:36px}
.stat{display:flex;align-items:flex-start;gap:12px;background:#fff;border-radius:var(--r);padding:16px;box-shadow:var(--shadow);border:1px solid var(--line-2)}
.stat .ic{width:30px;height:30px;stroke-width:1.6;color:var(--navy)}
.stat .k{font-size:12.5px;color:var(--muted);line-height:1.3} .stat .v{font-size:20px;font-weight:700;color:var(--navy);margin-top:4px}
.stat.main{background:var(--navy);border-color:var(--navy)} .stat.main .ic,.stat.main .k,.stat.main .v{color:#fff} .stat.main .k{opacity:.85}
.stat.good .ic,.stat.good .v{color:var(--good)} .stat.warn .ic{color:var(--warn)} .stat.warn .v{color:#d99a00}
.sec-h{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 16px} .sec-h h2{font-size:22px;font-weight:700}
.sec{margin-bottom:40px}
.cards-row{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding:2px 2px 6px;margin:0 -2px}
.cards-row::-webkit-scrollbar{display:none}
.pc{flex:0 0 calc((100% - 32px) / 3);scroll-snap-align:start;background:#fff;border-radius:var(--r);box-shadow:var(--shadow);border:1px solid var(--line-2);padding:12px;display:flex;flex-direction:column}
.pc-img{position:relative;aspect-ratio:1/0.82;border-radius:8px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.pc-img img{width:100%;height:100%;object-fit:contain}
.pc-img .ph{width:56%;height:56%;color:#c3c8d2;stroke-width:1.1}
.badge{position:absolute;left:4px;top:4px;font-size:11.5px;font-weight:700;padding:3px 8px;border-radius:5px;color:#fff;z-index:1}
.badge.active{background:var(--good-bg)} .badge.soon{background:var(--warn-bg);color:#3b2a00} .badge.expired{background:var(--grey-bg)}
.pc h3{font-size:15px;font-weight:700;margin:12px 0 4px;line-height:1.35}
.pc .meta{font-size:12.5px;color:var(--muted)}
.pc .end{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line-2);margin-top:12px;padding-top:12px;font-size:13px;color:var(--muted)}
.pc .end b{font-size:16px;color:var(--ink)} .pc .end b.active{color:var(--good)} .pc .end b.soon{color:var(--warn)} .pc .end b.expired{color:var(--ink)}
.pc .acts{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px} .pc .acts .btn{padding:9px 8px;font-size:13px}
.pc .acts .btn.full{grid-column:1 / -1}
.pc .open{margin-top:10px;font-size:12.5px;background:#eef2fb;color:var(--navy);border-radius:6px;padding:7px 9px}
.pc-spacer{flex:1}
.arrows{display:flex;justify-content:center;gap:10px;margin-top:14px}
.arrow{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow)}
.arrow:disabled{opacity:.4;cursor:default} .arrow .ic{width:16px;height:16px}
.empty{background:#fff;border:1px dashed #d3d7df;border-radius:var(--r);padding:28px;text-align:center;color:var(--muted)}
.tbl-wrap{background:#fff;border-radius:var(--r);overflow:auto;box-shadow:var(--shadow);border:1px solid var(--line-2)}
table{width:100%;border-collapse:collapse;font-size:13.5px}
thead th{background:var(--head);color:#fff;font-weight:600;text-align:left;padding:11px 14px;white-space:nowrap}
tbody td{padding:12px 14px;border-top:1px solid var(--line-2);vertical-align:top}
td.num,th.num{text-align:right;white-space:nowrap} td.prod{color:var(--navy-3)}
.st{display:inline-block;font-size:11.5px;font-weight:700;padding:4px 9px;border-radius:5px;background:#3b82f6;color:#fff;white-space:nowrap}
.st.s3{background:var(--warn-bg);color:#3b2a00} .st.s5{background:var(--grey-bg)}
.tk{background:#fff;border-radius:var(--r);border:1px solid var(--line-2);box-shadow:var(--shadow);padding:16px;margin-bottom:12px}
.tk-h{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:flex-start}
.tk-h b{font-size:15px} .tk .tag{display:inline-block;font-size:12px;font-weight:700;border-radius:999px;padding:3px 10px;background:#eef2fb;color:var(--navy)}
.tk .tag.done{background:#e8f5e6;color:#2f7a2f} .tk .tag.rejected,.tk .tag.cancelled{background:#f1f2f4;color:var(--muted)}
.tk-note{margin-top:10px;background:var(--bg-2);border-radius:8px;padding:10px 12px;font-size:14px} .tk-note small{color:var(--muted);display:block;margin-bottom:2px}
.tk-files{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px} .tk-files img{width:56px;height:56px;object-fit:cover;border-radius:6px;border:1px solid var(--line)}
.info{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.info a{display:flex;flex-direction:column;background:#fff;border-radius:var(--r);padding:20px;box-shadow:var(--shadow);border:1px solid var(--line-2);text-decoration:none;color:var(--ink)}
.info .ic{width:32px;height:32px;color:var(--navy);stroke-width:1.5;margin-bottom:12px}
.info b{color:var(--navy);font-size:15px;margin-bottom:6px} .info span{font-size:13px;color:var(--ink-2);flex:1}
.info em .ic{width:14px;height:14px}
.info em{font-style:normal;font-size:13px;font-weight:600;color:var(--navy);margin-top:12px;display:inline-flex;gap:6px;align-items:center;text-decoration:underline;text-underline-offset:3px}

/* ---------- Hộp thoại ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(15,20,35,.5);z-index:50;display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow-y:auto}
.modal{background:#fff;border-radius:var(--r-lg);box-shadow:var(--shadow-lg);width:100%;max-width:560px;padding:24px;position:relative}
.modal h2{font-size:20px;margin-bottom:4px;padding-right:36px}
.modal .x{position:absolute;right:14px;top:14px;width:36px;height:36px;border-radius:50%;border:0;background:var(--bg-2);cursor:pointer;display:flex;align-items:center;justify-content:center}
.m-prod{display:flex;gap:12px;align-items:center;background:var(--bg-2);border-radius:10px;padding:10px;margin:12px 0 16px}
.m-prod .thumb{width:64px;height:64px;border-radius:8px;background:#fff;display:flex;align-items:center;justify-content:center;flex:none;overflow:hidden}
.m-prod .thumb img{width:100%;height:100%;object-fit:contain} .m-prod .thumb .ph{width:60%;height:60%;color:#c3c8d2}
.m-prod b{display:block;font-size:14.5px} .m-prod span{font-size:12.5px;color:var(--muted)}
.kv{display:grid;grid-template-columns:150px 1fr;gap:8px 12px;font-size:14px;margin-bottom:14px} .kv dt{color:var(--muted)} .kv dd{margin:0;font-weight:600}
.policy{background:var(--bg-2);border-radius:10px;padding:12px 14px;font-size:13.5px;color:var(--ink-2);white-space:pre-line}
.fld{margin-bottom:14px} .fld label{display:block;font-size:13.5px;font-weight:600;margin-bottom:6px} .fld .hint{font-size:12.5px;color:var(--muted);margin-top:4px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.note{font-size:13px;background:#fff8e6;border:1px solid #f6e0a6;color:#6b4e00;border-radius:8px;padding:10px 12px;margin-bottom:14px}
.photos{display:flex;gap:8px;flex-wrap:wrap}
.photo{position:relative;width:72px;height:72px;border-radius:8px;overflow:hidden;border:1px solid var(--line);background:var(--bg-2)}
.photo img{width:100%;height:100%;object-fit:cover} .photo button{position:absolute;right:2px;top:2px;width:22px;height:22px;border-radius:50%;border:0;background:rgba(0,0,0,.6);color:#fff;cursor:pointer;line-height:1}
.photo.busy::after{content:"…";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.7);font-weight:700}
.fld .add-photo,.add-photo{margin:0;font-weight:500;width:72px;height:72px;border-radius:8px;border:1.5px dashed #c3c8d2;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:11.5px;color:var(--muted);cursor:pointer;gap:2px}
.done-box{text-align:center;padding:10px 0} .done-box .ic{width:52px;height:52px;color:var(--good);margin:0 auto 10px;stroke-width:1.6}
.done-box .code{font-size:22px;font-weight:800;color:var(--navy);letter-spacing:.04em;margin:6px 0 10px}

/* ---------- Chân trang ---------- */
.foot{background:#fff;border-top:1px solid var(--line-2);padding:40px 0 0;font-size:13.5px;color:var(--ink-2)}
.foot-g{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}
.foot h4{font-size:14px;margin:0 0 12px;color:var(--ink)} .foot ul{list-style:none;margin:0;padding:0} .foot li{margin-bottom:8px}
.foot a{color:var(--ink-2);text-decoration:none} .foot a:hover{color:var(--navy)}
.foot .logo{margin-bottom:10px}
.foot-b{border-top:1px solid var(--line-2);margin-top:28px;padding:16px 0;color:var(--muted);font-size:12.5px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.float{position:fixed;right:14px;bottom:90px;z-index:40;display:flex;flex-direction:column;gap:8px}
.float a,.float button{width:40px;height:40px;border-radius:8px;display:flex;align-items:center;justify-content:center;border:0;cursor:pointer;color:#fff;background:var(--navy);box-shadow:var(--shadow)}
.float .up{background:#b9bdc6} .float .ic{width:18px;height:18px}

/* ---------- Điện thoại ---------- */
@media (max-width:900px){
  .nav{display:none} .nav.open{display:flex;flex-direction:column;position:absolute;left:0;right:0;top:64px;background:#fff;padding:8px 16px 14px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .menu-btn{display:inline-flex}
  .hero-in{grid-template-columns:1fr;gap:20px;min-height:0;padding-top:32px;padding-bottom:32px}
  .hero h1{font-size:28px}
  .stats{grid-template-columns:1fr 1fr} .info{grid-template-columns:1fr 1fr}
  .pc{flex-basis:calc((100% - 16px) / 2)}
  .foot-g{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  .w,.w-in{padding-left:16px;padding-right:16px}
  .top-r .hot span{display:none}
  .look{padding:22px 18px 18px}
  .quick{grid-template-columns:1fr;gap:10px;margin:20px auto} .quick a{justify-content:flex-start;padding:16px}
  .p-hero{min-height:170px}
  .stat{padding:12px;gap:10px} .stat .ic{width:24px;height:24px} .stat .v{font-size:18px}
  .pc{flex-basis:82%}
  .info{grid-template-columns:1fr}
  .grid2{grid-template-columns:1fr}
  .kv{grid-template-columns:120px 1fr}
  .foot-g{grid-template-columns:1fr}
  .modal{padding:20px 16px} .modal-bg{padding:16px 10px}
  .float{bottom:16px;right:10px}
}