:root{--bg:#f5f7fb;--text:#111827;--muted:#667085;--brand:#ff6b00;--dark:#101828;--line:#e4e7ec;--card:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text)}button,input,select,textarea{font:inherit}button{cursor:pointer}a{text-decoration:none;color:inherit}.hidden{display:none!important}.wrap{width:min(1240px,calc(100% - 32px));margin:auto}
.top{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}.topin{height:76px;display:flex;align-items:center;gap:14px}.logo{display:flex;align-items:center;gap:10px;min-width:190px}.logo>span{width:46px;height:46px;border-radius:12px;background:var(--dark);color:#fff;display:grid;place-items:center;font-weight:900}.logo b{font-size:18px}.logo small{display:block;font-weight:500;font-size:12px;color:var(--muted)}.dark,.plain,.orange,.more{border:1px solid var(--line);border-radius:10px;padding:12px 16px;font-weight:800;background:#fff}.dark{background:var(--dark);border-color:var(--dark);color:#fff}.orange{background:var(--brand);border-color:var(--brand);color:#fff}.search{display:flex;flex:1;max-width:620px;border:2px solid var(--dark);border-radius:12px;overflow:hidden}.search input{border:0;outline:0;padding:12px 14px;flex:1;min-width:0}.search button{border:0;background:var(--dark);color:#fff;padding:0 20px;font-weight:800}.topin .plain{margin-left:auto}.orange em{background:#fff;color:var(--brand);border-radius:999px;padding:2px 7px;font-style:normal;margin-left:5px}
.hero{background:linear-gradient(120deg,#0f172a,#1f2937 65%,#4a2a14);color:#fff;padding:62px 0}.heroGrid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}.hero i,.sectionTitle i,.how i{display:inline-block;font-style:normal;text-transform:uppercase;letter-spacing:.13em;font-size:12px;font-weight:900;color:var(--brand);margin-bottom:8px}.hero h1{font-size:56px;line-height:1.02;margin:4px 0 18px}.hero p{font-size:18px;color:#d0d5dd}.heroTags{display:flex;gap:9px;flex-wrap:wrap;margin-top:22px}.heroTags span{border:1px solid #475467;border-radius:999px;padding:8px 12px;color:#e4e7ec}.finder{background:#fff;color:var(--text);border-radius:20px;padding:24px;box-shadow:0 25px 60px #0005}.tabs{display:flex;gap:8px;margin-bottom:16px}.tabs button{border:0;background:#f2f4f7;border-radius:9px;padding:10px 16px;font-weight:800}.tabs button.active{background:var(--dark);color:#fff}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.finder label,.filters label,.form label{display:grid;gap:7px;color:var(--muted);font-size:13px;font-weight:700}.finder select,.filters select,.form input,.form select,.form textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:#fff;padding:12px;color:var(--text);outline:none}.wide{width:100%;margin-top:14px}
.benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px}.benefits article,.pages article{background:#fff;border:1px solid var(--line);border-radius:15px;padding:19px}.benefits b{display:block;margin-bottom:6px}.benefits span,.pages p{color:var(--muted);font-size:13px;line-height:1.5}
.catalog{padding:62px 0}.sectionTitle{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}.sectionTitle h2,.how h2{font-size:36px;margin:0}.chips{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.chips button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 13px}.chips button.active{background:var(--dark);color:#fff}.catalogGrid{display:grid;grid-template-columns:260px 1fr;gap:24px}.filters{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;display:grid;gap:14px;height:max-content;position:sticky;top:94px}.filterTop{display:flex;justify-content:space-between}.filterTop button{border:0;background:none;color:var(--brand)}.toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.toolbar small{color:var(--muted);margin-left:8px}.mobileOnly{display:none}.products{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;display:flex;flex-direction:column;transition:.15s}.card:hover{transform:translateY(-2px);box-shadow:0 12px 30px #10182814}.pic{aspect-ratio:1.35;background:#fafafa;border-radius:12px;display:grid;place-items:center;overflow:hidden;margin-bottom:12px}.pic img{width:100%;height:100%;object-fit:contain}.nofoto{color:#98a2b3;font-weight:800}.badges{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:7px}.badge{font-size:11px;background:#f2f4f7;border-radius:6px;padding:4px 6px}.winter{background:#eaf2ff;color:#175cd3}.summer{background:#fff4e5;color:#b54708}.card h3{font-size:15px;line-height:1.35;margin:4px 0 7px;min-height:40px}.spec{font-size:12px;color:var(--muted);min-height:34px}.stock{font-size:12px;color:#137333;margin-top:8px}.bottom{display:flex;justify-content:space-between;align-items:end;gap:10px;margin-top:auto;padding-top:12px}.price{font-size:21px;font-weight:900}.old{font-size:11px;color:#98a2b3;text-decoration:line-through}.actions{display:flex;gap:6px}.mini{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px;font-weight:700}.mini.buy{background:var(--brand);color:#fff;border-color:var(--brand)}.more{display:block;margin:24px auto 0}.empty{text-align:center;padding:50px;background:#fff;border-radius:14px;color:var(--muted)}
.how{background:#fff;border-block:1px solid var(--line);padding:50px 0}.howGrid{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px}.how ol{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.how li{background:var(--bg);border-radius:14px;padding:20px;display:grid;gap:10px}.how li b{font-size:30px;color:var(--brand)}.pages{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;padding:52px 0}.pages h3{margin-top:0}footer{background:var(--dark);color:#fff;padding:38px 0}.foot{display:grid;grid-template-columns:1fr 2fr 1fr;gap:20px}.foot nav{display:flex;gap:16px;flex-wrap:wrap}.foot>span{color:#98a2b3}
.overlay{position:fixed;inset:0;background:#10182880;z-index:40}.drawer{position:fixed;right:0;top:0;bottom:0;width:min(460px,100%);background:#fff;z-index:50;padding:20px;overflow:auto;box-shadow:-10px 0 40px #0002}.drawerHead{display:flex;justify-content:space-between;align-items:center}.drawerHead button,.x{border:0;background:#f2f4f7;border-radius:50%;width:38px;height:38px;font-size:24px}.cartLine{display:grid;grid-template-columns:64px 1fr auto;gap:10px;padding:12px 0;border-bottom:1px solid var(--line)}.cartLine img{width:64px;height:64px;object-fit:contain}.cartLine h4{margin:0 0 4px;font-size:14px}.cartLine p{margin:0;font-size:12px;color:var(--muted)}.cartLine button{border:0;background:none;color:#d92d20}.cartTotal{display:flex;justify-content:space-between;padding-top:15px;font-size:18px}.modal{position:fixed;z-index:51;left:50%;top:50%;transform:translate(-50%,-50%);width:min(880px,calc(100% - 28px));max-height:90vh;overflow:auto;background:#fff;border-radius:18px;padding:24px;box-shadow:0 30px 90px #0005}.small{width:min(520px,calc(100% - 28px))}.x{position:absolute;right:15px;top:15px}.detail{display:grid;grid-template-columns:1fr 1fr;gap:25px}.detailPic{background:#fafafa;border-radius:14px;display:grid;place-items:center;min-height:340px}.detailPic img{max-width:100%;max-height:420px;object-fit:contain}.detailPrice{font-size:30px;font-weight:900}.specgrid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:16px 0}.specgrid div{background:#f9fafb;border-radius:8px;padding:10px;font-size:13px}.inv{margin-top:22px}.invrow{display:grid;grid-template-columns:1fr 80px 100px;gap:8px;padding:9px 0;border-top:1px solid var(--line);font-size:12px}.form{display:grid;gap:12px}.form h3{margin:5px 0}.msg{min-height:20px;font-size:13px;color:#d92d20}.toast{position:fixed;z-index:70;bottom:22px;left:50%;transform:translateX(-50%);background:var(--dark);color:#fff;padding:12px 18px;border-radius:10px}
@media(max-width:980px){.topin{height:auto;padding:10px 0;flex-wrap:wrap}.logo{min-width:0}.topin .dark{display:none}.search{order:3;flex-basis:100%;max-width:none}.heroGrid{grid-template-columns:1fr}.hero h1{font-size:44px}.benefits{grid-template-columns:1fr 1fr}.catalogGrid{grid-template-columns:1fr}.filters{display:none;position:static}.filters.open{display:grid}.mobileOnly{display:block}.products{grid-template-columns:1fr 1fr}.howGrid{grid-template-columns:1fr}.foot{grid-template-columns:1fr}.detail{grid-template-columns:1fr}}
@media(max-width:620px){.wrap{width:calc(100% - 20px)}.topin>.plain{display:none}.hero{padding:38px 0}.hero h1{font-size:36px}.grid2{grid-template-columns:1fr}.benefits{grid-template-columns:1fr}.sectionTitle{align-items:start;flex-direction:column}.chips{justify-content:flex-start}.products{grid-template-columns:1fr}.how ol{grid-template-columns:1fr}.pages{grid-template-columns:1fr}.specgrid{grid-template-columns:1fr}.invrow{grid-template-columns:1fr 60px 80px}}

.company-card{grid-column:1/-1}.reqgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.reqgrid div{background:#f9fafb;border:1px solid var(--line);border-radius:10px;padding:12px;display:grid;gap:4px}.reqgrid b{font-size:12px;color:var(--muted)}.reqgrid span{font-size:14px;overflow-wrap:anywhere}@media(max-width:800px){.reqgrid{grid-template-columns:1fr 1fr}}@media(max-width:520px){.reqgrid{grid-template-columns:1fr}}


/* colorful refresh */
:root{--brand:#ff7a18;--brand2:#25b6d9;--teal:#2fc4a8;--violet:#6c74e8;--bg:#f4f8fc}
body{background:
radial-gradient(circle at 8% 8%,rgba(37,182,217,.08),transparent 28%),
radial-gradient(circle at 92% 18%,rgba(255,122,24,.07),transparent 26%),
var(--bg)}
.hero{position:relative;overflow:hidden;background:
radial-gradient(circle at 82% 12%,rgba(255,122,24,.28),transparent 28%),
radial-gradient(circle at 18% 88%,rgba(37,182,217,.22),transparent 30%),
linear-gradient(128deg,#081427 0%,#102b4e 54%,#0c4f58 100%)}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.035) 50%,transparent 70%);animation:shine 9s linear infinite;pointer-events:none}
@keyframes shine{from{transform:translateX(-35%)}to{transform:translateX(35%)}}
.heroGrid{position:relative;z-index:1}
.heroVisual{margin-top:28px;border:1px solid rgba(255,255,255,.14);border-radius:22px;overflow:hidden;background:rgba(255,255,255,.04);box-shadow:0 24px 70px rgba(2,8,23,.3);animation:heroFloat 5.5s ease-in-out infinite}
.heroVisual img{display:block;width:100%;height:auto;min-height:210px;object-fit:cover}
@keyframes heroFloat{50%{transform:translateY(-7px)}}
.finder{border:1px solid rgba(37,182,217,.22);box-shadow:0 28px 80px rgba(0,0,0,.34),0 0 0 1px rgba(255,122,24,.08) inset}
.finder:before{content:"";display:block;height:4px;border-radius:999px;background:linear-gradient(90deg,var(--brand),#ffb25f,var(--brand2),var(--teal));margin:-12px 0 18px}
.benefits article{position:relative;overflow:hidden;box-shadow:0 12px 26px rgba(16,24,40,.04);transition:.2s}
.benefits article:hover{transform:translateY(-3px);box-shadow:0 18px 34px rgba(16,24,40,.08)}
.benefits article:before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--brand),#ffb25f)}
.benefits article:nth-child(2):before{background:linear-gradient(90deg,var(--brand2),#78d7f1)}
.benefits article:nth-child(3):before{background:linear-gradient(90deg,var(--teal),#8ce6d3)}
.benefits article:nth-child(4):before{background:linear-gradient(90deg,var(--violet),#9fa6ff)}
.sectionTitle h2,.how h2{letter-spacing:-.02em}
.chips button{transition:.18s}.chips button:hover{border-color:#b9dcea;background:#f4fbff;transform:translateY(-1px)}
.chips button.active{background:linear-gradient(135deg,#102b4e,#163b68);box-shadow:0 7px 20px rgba(16,43,78,.18)}
.filters{box-shadow:0 14px 34px rgba(16,24,40,.05);border-color:#dce9f1}
.card{background:linear-gradient(180deg,#fff 0%,#fbfdff 100%);border-color:#dfe9f0}
.card:hover{border-color:#b7d9e8;box-shadow:0 16px 40px rgba(21,56,93,.11)}
.pic{background:linear-gradient(145deg,#fff,#f0f7fb)}
.orange{background:linear-gradient(135deg,#ff7a18,#ff5f19);box-shadow:0 8px 18px rgba(255,105,24,.18)}
.orange:hover{filter:brightness(1.04);transform:translateY(-1px)}
.how{background:linear-gradient(135deg,#ffffff 0%,#f3fbff 55%,#fff7ef 100%)}
.how li:nth-child(1){border-top:4px solid var(--brand)}
.how li:nth-child(2){border-top:4px solid var(--brand2)}
.how li:nth-child(3){border-top:4px solid var(--teal)}
.pages article{box-shadow:0 10px 28px rgba(16,24,40,.04)}
.company-card{background:linear-gradient(135deg,#fff,#f8fcff)}
footer{background:linear-gradient(125deg,#081427,#102b4e 60%,#0d4651)}
.promoBand{margin-top:28px;margin-bottom:6px;display:grid;grid-template-columns:1.25fr .75fr;gap:14px}
.promoPanel{border-radius:18px;padding:22px;min-height:150px;position:relative;overflow:hidden;color:#fff}
.promoPanel strong{display:block;font-size:24px;margin-bottom:8px}.promoPanel span{color:rgba(255,255,255,.82);max-width:480px;display:block;line-height:1.5}
.promoPanel.one{background:linear-gradient(135deg,#164a70,#1598b5)}
.promoPanel.two{background:linear-gradient(135deg,#ff7a18,#ff9b44)}
.promoPanel:after{content:"";position:absolute;width:150px;height:150px;border:24px solid rgba(255,255,255,.12);border-radius:50%;right:-28px;bottom:-55px;animation:ringPulse 4.5s ease-in-out infinite}
@keyframes ringPulse{50%{transform:scale(1.08) rotate(8deg)}}
@media(max-width:980px){.promoBand{grid-template-columns:1fr}.heroVisual{max-width:760px}}
@media(max-width:620px){.heroVisual{border-radius:16px}.heroVisual img{min-height:150px}.promoPanel{min-height:130px}}
@media(prefers-reduced-motion:reduce){.hero:before,.heroVisual,.promoPanel:after{animation:none}}