:root{--red:#ee1c25;--red2:#c90f18;--ink:#0b0d10;--ink2:#15191e;--text:#1b1f24;--muted:#6d747d;--line:#e6e8eb;--soft:#f5f6f7;--white:#fff;--radius:12px;--shadow:0 16px 45px rgba(14,18,23,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.45}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea,select{font:inherit}.container{width:min(1180px,calc(100% - 40px));margin:0 auto}.topbar{background:#fff;border-bottom:1px solid var(--line);font-size:14px}.topbar-inner{min-height:42px;display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar-note{font-weight:700;color:#444}.topbar-contact{display:flex;gap:28px}.topbar-contact a{font-weight:700}.site-header{position:sticky;top:0;z-index:50;background:rgba(11,13,16,.98);color:#fff;box-shadow:0 7px 22px rgba(0,0,0,.12)}.nav-wrap{height:72px;display:flex;align-items:center;gap:30px}.brand-word{font-size:25px;font-weight:900;letter-spacing:-.8px;white-space:nowrap}.brand-word b{color:var(--red)}.main-nav{display:flex;align-items:stretch;height:100%;gap:6px}.main-nav>a,.nav-dropdown>a{display:flex;align-items:center;padding:0 16px;font-size:14px;font-weight:800;text-transform:uppercase;letter-spacing:.25px;border-bottom:3px solid transparent}.main-nav>a:hover,.nav-dropdown:hover>a{border-bottom-color:var(--red)}.nav-dropdown{position:relative;display:flex}.dropdown-menu{display:none;position:absolute;top:100%;left:0;background:#fff;color:var(--text);min-width:240px;padding:10px;border-radius:0 0 10px 10px;box-shadow:var(--shadow)}.nav-dropdown:hover .dropdown-menu{display:block}.dropdown-menu a{display:block;padding:11px 12px;border-radius:7px;font-weight:650}.dropdown-menu a:hover{background:var(--soft);color:var(--red)}.header-search{margin-left:auto;display:flex;width:min(330px,28vw);height:40px}.header-search input{width:100%;border:0;background:#fff;padding:0 14px;border-radius:6px 0 0 6px;outline:none}.header-search button{width:46px;border:0;background:var(--red);color:#fff;border-radius:0 6px 6px 0;font-size:23px;cursor:pointer}.menu-btn{display:none;margin-left:auto;background:none;color:#fff;border:1px solid #444;border-radius:6px;padding:8px 10px;font-size:20px}.flash{padding:11px 0;font-weight:650}.flash.success{background:#e7f6ec;color:#166534}.flash.error{background:#fdebec;color:#9b1c1c}.hero-v2{position:relative;overflow:hidden;background:radial-gradient(circle at 70% 40%,#313841 0,#171b20 28%,#0b0d10 62%);color:#fff}.hero-v2:after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(0,0,0,.16),transparent 55%,rgba(0,0,0,.15));pointer-events:none}.hero-noise{position:absolute;inset:0;opacity:.16;background-image:linear-gradient(120deg,transparent 0 46%,rgba(255,255,255,.06) 47% 48%,transparent 49% 100%);background-size:48px 48px}.hero-v2-grid{position:relative;z-index:2;min-height:440px;display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:35px}.hero-copy{padding:60px 0}.eyebrow,.eyebrow-light{display:block;color:var(--red);font-size:12px;font-weight:900;letter-spacing:1.6px;margin-bottom:12px}.eyebrow-light{color:#fff;opacity:.7}.hero-copy h1{font-size:clamp(42px,5vw,68px);line-height:.98;letter-spacing:-2.5px;margin:0 0 22px;max-width:720px}.hero-copy h1:after{content:"";display:block;width:54px;height:4px;background:var(--red);margin-top:24px}.hero-copy p{font-size:19px;color:#d5d9de;max-width:570px;margin:0 0 28px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:0;border-radius:6px;padding:13px 20px;font-weight:850;cursor:pointer;transition:.2s}.btn-primary{background:var(--red);color:#fff}.btn-primary:hover{background:var(--red2);transform:translateY(-1px)}.btn-large{padding:16px 24px;font-size:16px}.hero-visual{position:relative;height:420px;display:flex;align-items:center;justify-content:center}.hero-glow{position:absolute;width:520px;height:260px;background:radial-gradient(ellipse,rgba(238,28,37,.26),transparent 65%);filter:blur(12px)}.hero-visual img{position:relative;z-index:2;max-height:330px;max-width:88%;object-fit:contain;filter:drop-shadow(0 25px 30px rgba(0,0,0,.45))}.battery-illustration{position:relative;width:360px;height:220px;background:linear-gradient(145deg,#222a31,#090b0e);border-radius:15px;box-shadow:0 32px 50px rgba(0,0,0,.45),inset 0 0 0 2px #343b43}.battery-illustration:before{content:"";position:absolute;left:30px;right:30px;top:-24px;height:40px;background:#181d22;border-radius:9px}.battery-illustration i{position:absolute;top:-38px;width:58px;height:35px;background:linear-gradient(#d31d24,#8c0b10);border-radius:7px 7px 3px 3px}.battery-illustration i:first-child{left:45px}.battery-illustration i:nth-child(2){right:45px;background:linear-gradient(#2a2e33,#0c0e10)}.battery-illustration span{position:absolute;right:34px;bottom:30px;font-size:58px;font-weight:900;color:#fff;opacity:.1}.category-strip{background:#fff;padding:18px 0 4px}.category-grid-v2{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.category-tile{border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff;transition:.2s}.category-tile:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.category-art{height:92px;display:grid;place-items:center;background:linear-gradient(135deg,#111820,#3a4650);position:relative;overflow:hidden}.category-art:before{content:"";position:absolute;width:130px;height:130px;border:24px solid rgba(255,255,255,.06);border-radius:50%;right:-35px;top:-55px}.category-art span{font-size:45px;font-weight:950;color:rgba(255,255,255,.92)}.category-art-2{background:linear-gradient(135deg,#201315,#4b2024)}.category-art-3{background:linear-gradient(135deg,#11161b,#34404a)}.category-art-4{background:linear-gradient(135deg,#0e2026,#185164)}.category-art-5{background:linear-gradient(135deg,#171717,#514432)}.category-art-6{background:linear-gradient(135deg,#152018,#3b5b3c)}.category-tile-row{display:flex;justify-content:space-between;align-items:center;padding:13px 14px;font-size:14px}.category-tile-row span{color:var(--red);font-size:20px}.section{padding:68px 0}.section-products-home{padding-top:48px}.section-head-v2{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px}.section-head-v2 h2{font-size:31px;margin:0;letter-spacing:-.7px}.arrow-link{font-weight:850;color:var(--red)}.product-grid-v2{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.product-card-v2{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:.2s;display:flex;flex-direction:column}.product-card-v2:hover{box-shadow:var(--shadow);transform:translateY(-3px)}.product-image-v2{height:235px;background:#f7f8f9;padding:25px;display:flex;align-items:center;justify-content:center}.product-image-v2 img{width:100%;height:100%;object-fit:contain}.product-card-content{padding:19px;display:flex;flex-direction:column;flex:1}.category-label{font-size:11px;color:var(--red);font-weight:900;letter-spacing:.75px;text-transform:uppercase}.product-card-content h3{margin:7px 0 5px;font-size:20px;line-height:1.15}.product-card-content .code{font-size:13px;color:var(--muted);margin-bottom:10px}.product-card-content p{font-size:14px;color:#5b626b;margin:0 0 14px}.buy-link{margin-top:auto;padding-top:8px;color:var(--red);font-weight:850;font-size:14px}.service-band{border-top:1px solid var(--line);background:#fafafa;padding:22px 0}.service-grid{display:grid;grid-template-columns:repeat(3,1fr)}.service-grid>div{display:flex;align-items:center;gap:15px;padding:8px 35px;border-right:1px solid var(--line)}.service-grid>div:last-child{border:0}.service-icon{display:grid;place-items:center;width:46px;height:46px;border:2px solid var(--red);color:var(--red);border-radius:50%;font-size:20px}.service-grid strong,.service-grid small{display:block}.service-grid small{color:var(--muted);margin-top:3px}.site-footer{background:#080b0d;color:#dfe3e7;padding:42px 0 0}.footer-grid-v2{display:grid;grid-template-columns:1.35fr .8fr 1fr 1.2fr;gap:50px}.site-footer h3,.site-footer h4{color:#fff;margin:0 0 12px}.site-footer p{margin:4px 0}.site-footer a{display:block;color:#dfe3e7;margin:6px 0}.site-footer a:hover{color:#fff}.footer-note .muted{color:#838c96;font-size:12px}.footer-bottom{border-top:1px solid #252b31;margin-top:35px;padding:18px 0;font-size:13px;color:#8f98a2}.catalog-hero{background:linear-gradient(115deg,#0b0d10,#20262d);color:#fff;padding:54px 0}.catalog-hero h1{font-size:45px;margin:0 0 8px}.catalog-hero p{max-width:700px;color:#c8cdd3}.catalog-layout-v2{display:grid;grid-template-columns:250px 1fr;gap:34px}.filter-panel{align-self:start;border:1px solid var(--line);border-radius:10px;padding:18px;position:sticky;top:95px}.catalog-search{display:flex;height:42px;margin-bottom:24px}.catalog-search input{min-width:0;width:100%;border:1px solid var(--line);padding:0 10px;border-radius:6px 0 0 6px}.catalog-search button{width:44px;border:0;background:var(--red);color:#fff;border-radius:0 6px 6px 0;font-size:21px}.filter-panel h3{font-size:16px;margin:0 0 12px}.filter-panel>a{display:flex;justify-content:space-between;padding:10px 8px;border-radius:6px;color:#505760;font-size:14px}.filter-panel>a.active,.filter-panel>a:hover{background:#f7eeee;color:var(--red);font-weight:750}.catalog-results-head{display:flex;justify-content:space-between;color:var(--muted);font-size:14px;margin:0 0 16px}.catalog-results-head strong{color:var(--text)}.catalog-grid{grid-template-columns:repeat(3,1fr)}.premium-empty{border:1px dashed #cfd3d8;background:#fafbfb;border-radius:10px;text-align:center;padding:50px 25px}.product-detail-v2{padding:28px 0 68px}.breadcrumb{display:flex;gap:8px;font-size:13px;color:var(--muted);margin-bottom:26px}.product-detail-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:65px;align-items:center}.detail-image-v2{background:#f7f8f9;border:1px solid var(--line);border-radius:12px;height:510px;padding:48px;display:flex;align-items:center;justify-content:center}.detail-image-v2 img{width:100%;height:100%;object-fit:contain}.detail-info-v2 h1{font-size:46px;line-height:1.04;margin:10px 0 14px;letter-spacing:-1.2px}.product-code-line{padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:0 0 20px;color:var(--muted)}.product-code-line strong{color:var(--text);margin-left:8px}.lead{font-size:18px;color:#59616a;margin-bottom:28px}.detail-content-section{background:#f7f8f9}.detail-columns-v2{display:grid;grid-template-columns:1fr 1fr;gap:65px}.detail-columns-v2 h2{font-size:29px;margin:0 0 18px}.prose{color:#515961;line-height:1.75}.spec-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:25px}.spec-card dl{margin:0}.spec-card dl>div{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:11px 0;border-bottom:1px solid var(--line)}.spec-card dl>div:last-child{border-bottom:0}.spec-card dt{color:var(--muted)}.spec-card dd{margin:0;font-weight:750}.inquiry-section-v2{background:#0c0f12;color:#fff;padding:70px 0}.inquiry-layout-v2{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px;align-items:start}.inquiry-intro h2{font-size:38px;line-height:1.05;margin:0 0 15px}.inquiry-intro>p{color:#b5bdc5}.selected-product-v2{margin-top:30px;display:flex;gap:15px;align-items:center;background:#171b20;border:1px solid #282e34;border-radius:9px;padding:12px}.selected-product-v2 img{width:70px;height:60px;object-fit:contain;background:#fff;border-radius:5px}.selected-product-v2 strong,.selected-product-v2 span{display:block}.selected-product-v2 span{color:#9099a3;font-size:13px;margin-top:4px}.inquiry-form-v2{background:#fff;color:var(--text);border-radius:12px;padding:28px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.inquiry-form-v2 label,.admin-form label{display:block;font-size:13px;font-weight:750;margin-bottom:15px}.inquiry-form-v2 input,.inquiry-form-v2 textarea,.admin-form input,.admin-form textarea,.admin-form select{width:100%;margin-top:6px;border:1px solid #d5d9de;border-radius:6px;padding:11px 12px;background:#fff}.inquiry-form-v2 input:focus,.inquiry-form-v2 textarea:focus,.admin-form input:focus,.admin-form textarea:focus,.admin-form select:focus{outline:2px solid rgba(238,28,37,.18);border-color:var(--red)}.checkbox{display:flex!important;align-items:flex-start;gap:9px}.checkbox input{width:auto!important;margin:3px 0 0!important}.privacy-check{font-weight:500!important;color:#59616a}.honeypot{position:absolute!important;left:-9999px!important}.current-image img{max-width:170px;max-height:120px;object-fit:contain}.check-row{display:flex;gap:22px;margin:15px 0}
/* Admin */
.admin-body{background:#f3f5f7}.admin-shell{min-height:100vh;display:grid;grid-template-columns:220px 1fr}.admin-sidebar{background:#11161b;color:#dbe1e6;padding:22px}.admin-sidebar .admin-brand{font-size:22px;font-weight:900;margin-bottom:25px}.admin-sidebar a{display:block;padding:10px 12px;border-radius:6px;margin:3px 0}.admin-sidebar a:hover{background:#20272e;color:#fff}.admin-main{padding:34px}.admin-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.admin-title h1{margin:0}.admin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.admin-card{background:#fff;border:1px solid #e0e4e8;border-radius:10px;padding:22px;box-shadow:0 5px 18px rgba(0,0,0,.035)}.admin-form.wide{max-width:980px}.admin-form small{display:block;color:#7b838c;margin-top:-9px;margin-bottom:15px}.admin-split{display:grid;grid-template-columns:350px 1fr;gap:22px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px;border-bottom:1px solid #e7eaed;font-size:14px}th{color:#68717b}.row-actions{display:flex;gap:10px;align-items:center}.row-actions form{margin:0}.link-danger{background:none;border:0;color:#b91c1c;cursor:pointer;padding:0}.admin-login{min-height:100vh;display:grid;place-items:center;background:#0b0d10}.login-card{width:min(420px,calc(100% - 30px));background:#fff;border-radius:12px;padding:30px}
@media(max-width:980px){.topbar-note{display:none}.topbar-inner{justify-content:flex-end}.nav-wrap{height:64px}.menu-btn{display:block}.main-nav,.header-search{display:none}.menu-open .main-nav{display:flex;position:absolute;left:0;right:0;top:64px;background:#11161b;flex-direction:column;height:auto;padding:10px 20px 20px}.menu-open .main-nav>a,.menu-open .nav-dropdown>a{padding:13px 5px;border-bottom:1px solid #2a3036}.nav-dropdown{display:block}.dropdown-menu,.nav-dropdown:hover .dropdown-menu{display:none}.hero-v2-grid{grid-template-columns:1fr;min-height:auto}.hero-copy{padding:55px 0 20px}.hero-visual{height:300px}.category-grid-v2{grid-template-columns:repeat(3,1fr)}.product-grid-v2,.catalog-grid{grid-template-columns:repeat(2,1fr)}.catalog-layout-v2{grid-template-columns:1fr}.filter-panel{position:static}.product-detail-grid,.detail-columns-v2,.inquiry-layout-v2{grid-template-columns:1fr}.footer-grid-v2{grid-template-columns:1fr 1fr}.service-grid{grid-template-columns:1fr}.service-grid>div{border-right:0;border-bottom:1px solid var(--line);padding:14px 0}.admin-shell{grid-template-columns:1fr}.admin-sidebar{display:flex;gap:5px;overflow:auto}.admin-sidebar .admin-brand{margin:0 15px 0 0}.admin-main{padding:20px}.admin-split{grid-template-columns:1fr}.admin-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.container{width:min(100% - 26px,1180px)}.topbar-contact{width:100%;justify-content:space-between;gap:8px;font-size:12px}.topbar-inner{min-height:38px}.brand-word{font-size:21px}.hero-copy h1{font-size:39px;letter-spacing:-1.4px}.hero-copy p{font-size:16px}.hero-visual{height:245px}.battery-illustration{transform:scale(.72)}.category-grid-v2{display:flex;overflow:auto;padding-bottom:10px}.category-tile{min-width:160px}.product-grid-v2,.catalog-grid{grid-template-columns:1fr}.product-image-v2{height:260px}.section{padding:48px 0}.section-head-v2{align-items:flex-start;flex-direction:column}.footer-grid-v2{grid-template-columns:1fr}.catalog-hero h1{font-size:35px}.detail-image-v2{height:330px;padding:30px}.detail-info-v2 h1{font-size:36px}.form-row{grid-template-columns:1fr}.inquiry-form-v2{padding:20px}.inquiry-intro h2{font-size:32px}.admin-grid{grid-template-columns:1fr}.admin-main{padding:14px}.admin-card{padding:16px}}

/* =========================
   YUASA V3 PUBLIC THEME
   ========================= */
:root{--v3-red:#ef1b2d;--v3-black:#090c0f;--v3-dark:#11151a;--v3-text:#111;--v3-muted:#62676d;--v3-border:#e6e8eb;--v3-bg:#f6f7f8}
body{background:#fff;color:var(--v3-text)}
.container{max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px}
.utility-bar{background:#fff;border-bottom:1px solid #eceeef;font-size:14px}
.utility-inner{min-height:44px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.utility-links,.utility-contact{display:flex;align-items:center;gap:28px}.utility-links a,.utility-contact a{color:#111;text-decoration:none;font-weight:650;display:flex;align-items:center;gap:8px}.utility-contact a span{color:var(--v3-red);font-size:18px}.uicon{font-size:18px}
.site-header{background:#080b0e;border-bottom:1px solid #262b30;position:relative;z-index:60}.nav-wrap-v3{min-height:68px;display:flex;align-items:center;gap:22px}.main-nav-v3{display:flex;align-items:stretch;gap:0;flex:1;height:68px}.main-nav-v3>a,.main-nav-v3 .nav-dropdown>a{color:#fff;text-decoration:none;font-size:14px;font-weight:800;text-transform:uppercase;padding:0 18px;display:flex;align-items:center;position:relative;white-space:nowrap}.main-nav-v3>a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:0;height:4px;background:var(--v3-red)}.main-nav-v3 a:hover{color:#fff}.nav-caret{margin-left:5px;font-size:12px}.nav-dropdown{position:relative;display:flex}.nav-dropdown .dropdown-menu{top:68px;background:#11161a;border:1px solid #252b30;min-width:230px;box-shadow:0 18px 35px rgba(0,0,0,.28)}.nav-dropdown .dropdown-menu a{color:#fff;padding:12px 16px;border-bottom:1px solid #22282e}.nav-dropdown .dropdown-menu a:hover{background:#171d22;color:#fff}.header-search-v3{width:320px;display:flex;margin-left:auto}.header-search-v3 input{width:100%;height:38px;border:0;border-radius:4px 0 0 4px;padding:0 14px;font-size:13px;background:#fff}.header-search-v3 button{width:48px;height:38px;border:0;background:var(--v3-red);color:#fff;border-radius:0 4px 4px 0;font-size:19px;cursor:pointer}.header-contact-icon{color:#fff;text-decoration:none;font-size:24px}.menu-btn{display:none}

.hero-v3{position:relative;background:#05080b;min-height:330px;overflow:hidden}.hero-v3-bg{position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(2,5,8,.98) 0%,rgba(2,5,8,.92) 26%,rgba(2,5,8,.38) 49%,rgba(2,5,8,.08) 100%),url('/assets/hero-battery.jpg');background-size:auto 100%;background-repeat:no-repeat;background-position:right center;transform:scale(1.015)}.hero-v3:after{content:"";position:absolute;inset:auto 0 0;height:1px;background:rgba(255,255,255,.15)}.hero-v3-inner{position:relative;z-index:2;min-height:330px;display:flex;align-items:center;justify-content:space-between}.hero-v3-copy{max-width:505px;padding:34px 0}.hero-v3-copy h1{margin:0;color:#fff;font-size:45px;line-height:.98;font-weight:900;letter-spacing:-1.6px}.hero-v3-copy h1 span{color:var(--v3-red)}.hero-rule{width:44px;height:3px;background:var(--v3-red);margin:20px 0 14px}.hero-v3-copy p{color:#f1f3f4;font-size:17px;line-height:1.4;max-width:370px;margin:0 0 18px}.hero-cta{font-size:14px;font-weight:900;padding:14px 23px;border-radius:4px}.hero-cta span{margin-left:12px}.hero-side-links{align-self:stretch;display:flex;justify-content:center;flex-direction:column;gap:8px;padding-right:8px;border-left:3px solid var(--v3-red);padding-left:13px;margin:38px 0}.hero-side-links a,.hero-side-links span{color:#fff;text-decoration:none;font-size:13px;font-weight:700}

.category-showcase{background:#fff;padding:14px 0 8px}.category-showcase-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}.category-card-v3{display:block;background:#fff;border:1px solid var(--v3-border);border-radius:5px;overflow:hidden;text-decoration:none;box-shadow:0 2px 10px rgba(0,0,0,.02);transition:.2s}.category-card-v3:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(0,0,0,.08)}.category-card-v3 img{display:block;width:100%;height:94px;object-fit:cover}.category-card-v3 div{display:flex;justify-content:space-between;align-items:center;padding:11px 14px;color:#111;font-size:13px}.category-card-v3 strong{font-weight:900}.category-card-v3 span{color:var(--v3-red);font-size:22px;line-height:1}

.products-home-v3{padding:16px 0 28px;background:linear-gradient(#fff,#f7f8f9)}.section-head-v3{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.section-head-v3 h2{font-size:23px;margin:0;font-weight:900;letter-spacing:-.5px}.section-head-v3 a{color:var(--v3-red);font-weight:900;text-decoration:none;font-size:13px}.section-head-v3 a span{font-size:20px;margin-left:6px}.product-grid-v3{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.product-card-v3{background:#fff;border:1px solid #edf0f2;border-radius:4px;overflow:hidden;min-height:310px;display:flex;flex-direction:column}.product-img-v3{display:flex;height:185px;align-items:center;justify-content:center;padding:18px 18px 6px;background:#fff}.product-img-v3 img{max-width:100%;max-height:100%;object-fit:contain}.product-body-v3{text-align:center;padding:7px 16px 18px;display:flex;flex-direction:column;flex:1}.product-body-v3 h3{font-size:18px;margin:0 0 4px}.product-body-v3 h3 a{color:#111;text-decoration:none}.product-code-v3{margin:0 0 4px;font-size:14px}.product-desc-v3{margin:0 auto 12px;color:#252a2f;font-size:14px;line-height:1.35}.buy-link-v3{color:var(--v3-red);font-weight:900;text-decoration:none;font-size:14px;margin-top:auto}.buy-link-v3 span{font-size:19px;margin-left:4px}.v3-empty{text-align:center;padding:45px 20px}

.benefit-band-v3{background:#fff;border-top:1px solid #e7e9eb;border-bottom:1px solid #e7e9eb}.benefit-grid-v3{display:grid;grid-template-columns:repeat(4,1fr)}.benefit-grid-v3>div{min-height:92px;display:flex;align-items:center;gap:16px;padding:18px 20px;border-right:1px solid #eceeef}.benefit-grid-v3>div:first-child{padding-left:0}.benefit-grid-v3>div:last-child{border-right:0}.benefit-icon{width:44px;height:44px;display:grid;place-items:center;color:var(--v3-red);font-size:30px;font-weight:900;flex:0 0 44px}.benefit-grid-v3 strong{display:block;font-size:15px}.benefit-grid-v3 small{display:block;color:#333;margin-top:3px;font-size:13px}

.footer-v3{background:#080c0f;color:#fff;padding:0;border-top:0}.footer-grid-v3{display:grid;grid-template-columns:1.2fr .85fr 1fr 1.05fr;gap:52px;padding-top:30px;padding-bottom:28px}.footer-v3 h3{font-size:20px;margin:0 0 8px}.footer-v3 h4{font-size:14px;margin:0 0 8px}.footer-v3 p{margin:3px 0;line-height:1.35;font-size:14px;color:#f5f5f5}.footer-v3 a{display:block;color:#fff;text-decoration:none;font-size:14px;margin:4px 0}.footer-company-v3 p a{display:inline}.footer-right-v3{text-align:right;display:flex;flex-direction:column;justify-content:space-between}.social-placeholder{display:flex;justify-content:flex-end;gap:13px;margin-bottom:28px}.social-placeholder span{width:28px;height:28px;border:2px solid #fff;border-radius:50%;display:grid;place-items:center;font-weight:900;font-size:13px}.footer-bottom{display:none}

/* Public inner pages, harmonized with V3 */
.catalog-hero{background:linear-gradient(90deg,#080c0f,#171e24);padding:42px 0}.catalog-hero h1{color:#fff}.catalog-hero p{color:#d7dadd}.catalog-section{background:#f7f8f9}.product-card-v2{border-radius:4px;border:1px solid #e6e8ea;box-shadow:none}.product-card-v2:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(0,0,0,.07)}.buy-link,.arrow-link{color:var(--v3-red)}.filter-panel{border-radius:4px}.filter-panel a.active{background:#0c1014;color:#fff}.product-detail-v2{background:#f7f8f9}.detail-image-v2,.spec-card,.inquiry-form-v2{border-radius:5px}.inquiry-section-v2{background:#0b0f13}.btn-primary{background:var(--v3-red);border-color:var(--v3-red)}

@media (max-width:1050px){
  .utility-links{display:none}.header-search-v3{width:260px}.main-nav-v3>a,.main-nav-v3 .nav-dropdown>a{padding:0 11px;font-size:12px}.hero-v3-bg{background-size:auto 100%;background-position:70% center}.hero-v3-copy h1{font-size:38px}.category-showcase-grid{gap:9px}.category-card-v3 img{height:82px}.product-grid-v3{grid-template-columns:repeat(2,1fr)}.benefit-grid-v3{grid-template-columns:repeat(2,1fr)}.benefit-grid-v3>div:nth-child(2){border-right:0}.footer-grid-v3{grid-template-columns:1fr 1fr;gap:28px}.footer-right-v3{text-align:left}.social-placeholder{justify-content:flex-start}
}
@media (max-width:760px){
  .container{padding-left:16px;padding-right:16px}.utility-inner{min-height:38px}.utility-contact{width:100%;justify-content:space-between;gap:10px}.utility-contact a{font-size:12px}.nav-wrap-v3{min-height:58px}.menu-btn{display:block;background:transparent;border:0;color:#fff;font-size:23px;padding:0}.main-nav-v3{display:none;position:absolute;top:58px;left:0;right:0;background:#0a0e12;height:auto;flex-direction:column;padding:10px 16px 16px;box-shadow:0 20px 30px rgba(0,0,0,.3)}.main-nav-v3.open{display:flex}.main-nav-v3>a,.main-nav-v3 .nav-dropdown>a{min-height:44px;padding:0;border-bottom:1px solid #252a2e}.nav-dropdown{display:block}.nav-dropdown .dropdown-menu{display:none!important}.header-search-v3{width:auto;flex:1;margin-left:0}.header-search-v3 input{font-size:12px}.header-contact-icon{display:none}.hero-v3{min-height:500px}.hero-v3-bg{background-image:linear-gradient(180deg,rgba(3,6,8,.18) 0%,rgba(3,6,8,.35) 38%,rgba(3,6,8,.97) 72%,#05080b 100%),url('/assets/hero-battery.jpg');background-size:auto 54%;background-position:68% top}.hero-v3-inner{min-height:500px;align-items:flex-end}.hero-v3-copy{padding:260px 0 30px;max-width:100%}.hero-v3-copy h1{font-size:34px;line-height:1.02}.hero-v3-copy p{font-size:15px;max-width:100%}.hero-side-links{display:none}.category-showcase{padding-top:10px}.category-showcase-grid{grid-template-columns:repeat(2,1fr);gap:10px}.category-card-v3 img{height:86px}.section-head-v3{align-items:flex-end}.section-head-v3 h2{font-size:19px}.section-head-v3 a{font-size:11px}.product-grid-v3{grid-template-columns:1fr}.product-card-v3{min-height:0}.product-img-v3{height:210px}.benefit-grid-v3{grid-template-columns:1fr}.benefit-grid-v3>div{border-right:0;border-bottom:1px solid #eceeef;padding-left:0}.benefit-grid-v3>div:last-child{border-bottom:0}.footer-grid-v3{grid-template-columns:1fr;gap:22px}.footer-right-v3{text-align:left}.catalog-layout-v2{grid-template-columns:1fr}.filter-panel{position:static}.product-detail-grid,.detail-columns-v2,.inquiry-layout-v2{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}
}

.product-price-v3{font-size:21px;font-weight:900;color:#111;margin:8px 0 12px}.detail-price{font-size:32px;font-weight:900;color:var(--v3-red);margin:0 0 24px}.import-log{background:#0f1419;color:#d8e0e8;border-radius:6px;padding:16px;white-space:pre-wrap;max-height:540px;overflow:auto;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px}.import-actions{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0}.notice{padding:14px 16px;border:1px solid #f0d7a3;background:#fff9e8;border-radius:6px;color:#6d531e;margin:0 0 18px}

/* ===== YUASA ADMIN V5 ===== */
.admin-body{margin:0;background:#f2f4f6;color:#171a1e}.admin-shell{min-height:100vh;display:grid;grid-template-columns:255px minmax(0,1fr)}
.admin-sidebar{position:sticky;top:0;height:100vh;background:linear-gradient(180deg,#111418 0%,#090b0d 100%);color:#d9dee3;padding:24px 18px;display:flex;flex-direction:column;z-index:20;box-shadow:8px 0 24px rgba(0,0,0,.08)}
.admin-brand{display:flex!important;align-items:center;gap:12px;padding:4px 9px 24px!important;margin:0 0 14px!important;border-bottom:1px solid #252a2f;border-radius:0!important;color:#fff!important}
.admin-brand-mark{width:38px;height:38px;border-radius:8px;background:var(--red);display:grid;place-items:center;color:#fff;font-weight:950;font-size:20px;box-shadow:0 8px 22px rgba(238,28,37,.22)}
.admin-brand>span:last-child{display:flex;flex-direction:column;line-height:1}.admin-brand b{font-size:20px;letter-spacing:.8px}.admin-brand small{margin-top:5px;color:#8f98a2;font-size:9px;font-weight:800;letter-spacing:2px}
.admin-nav{display:grid;gap:5px}.admin-nav a,.admin-sidebar-bottom a{display:flex!important;align-items:center;gap:11px;padding:11px 12px!important;margin:0!important;border-radius:8px!important;color:#aeb6bf!important;font-size:14px;font-weight:720;transition:.18s}
.admin-nav a:hover,.admin-sidebar-bottom a:hover{background:#1b2025!important;color:#fff!important}.admin-nav a.active{background:linear-gradient(90deg,rgba(238,28,37,.20),rgba(238,28,37,.06))!important;color:#fff!important;box-shadow:inset 3px 0 0 var(--red)}
.admin-nav-icon{width:22px;height:22px;display:grid;place-items:center;font-size:16px;color:#c9d0d7}.admin-nav a.active .admin-nav-icon{color:#fff}
.admin-sidebar-bottom{margin-top:auto;padding-top:16px;border-top:1px solid #252a2f;display:grid;gap:4px}
.admin-main{min-width:0;padding:0;background:#f2f4f6}.admin-topbar{height:72px;background:#fff;border-bottom:1px solid #e2e6ea;padding:0 34px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:15}
.admin-topbar>div{display:flex;flex-direction:column;line-height:1.2}.admin-topbar-kicker{font-size:10px;font-weight:900;letter-spacing:1.5px;color:var(--red);margin-bottom:4px}.admin-topbar strong{font-size:15px}.admin-site-link{font-size:13px;font-weight:800;color:#59616a}.admin-site-link:hover{color:var(--red)}
.admin-content{padding:34px;max-width:1500px;width:100%;margin:0 auto}.admin-footer{padding:18px 34px 28px;color:#9aa2aa;font-size:12px;text-align:right}
.admin-content>.flash{border-radius:8px;padding:12px 15px;margin:0 0 18px}.admin-content>.flash.success{background:#e8f6ed;color:#176534;border:1px solid #ccebd7}.admin-content>.flash.error{background:#fdeced;color:#a51d25;border:1px solid #f6ccd0}
.admin-title{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}.admin-title h1{font-size:32px;letter-spacing:-.8px;margin:2px 0 0}.admin-title>a:not(.btn){font-size:14px;font-weight:800;color:#59616a}.admin-title>a:not(.btn):hover{color:var(--red)}
.admin-card{background:#fff;border:1px solid #e0e4e8;border-radius:12px;padding:24px;box-shadow:0 8px 30px rgba(20,30,40,.045)}.admin-card h2{font-size:19px;margin:0 0 18px}.admin-card+.admin-card{margin-top:18px}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:18px}.stat{position:relative;overflow:hidden;background:#fff;border:1px solid #e0e4e8;border-radius:12px;padding:25px 24px;box-shadow:0 8px 30px rgba(20,30,40,.04);transition:.18s}.stat:after{content:"";position:absolute;right:-24px;top:-30px;width:100px;height:100px;border-radius:50%;background:rgba(238,28,37,.045)}.stat:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(20,30,40,.08)}.stat strong{display:block;font-size:38px;line-height:1;color:#15191d;letter-spacing:-1px}.stat span{display:block;color:#7a838c;margin-top:8px;font-size:14px;font-weight:700}
.admin-form label{color:#353b42}.admin-form input,.admin-form textarea,.admin-form select{border:1px solid #d8dde2;border-radius:7px;background:#fbfcfd;padding:12px 13px;transition:.15s}.admin-form input:hover,.admin-form textarea:hover,.admin-form select:hover{border-color:#bcc4cc}.admin-form input:focus,.admin-form textarea:focus,.admin-form select:focus{background:#fff;box-shadow:0 0 0 3px rgba(238,28,37,.08);outline:none;border-color:var(--red)}
.admin-form.wide{max-width:none}.admin-split{grid-template-columns:minmax(290px,360px) minmax(0,1fr);gap:20px}.check-row{background:#f7f8f9;border:1px solid #e5e8eb;border-radius:8px;padding:12px 14px}
.table-wrap{border:1px solid #e7eaed;border-radius:9px;overflow:auto}.admin-card>.table-wrap{margin:-1px}table{background:#fff}th{background:#f7f8f9;color:#68717b;font-size:11px;text-transform:uppercase;letter-spacing:.65px;font-weight:850;padding:12px 14px}td{padding:13px 14px;vertical-align:middle}tbody tr:hover{background:#fbfcfd}.table-product{display:flex;align-items:center;gap:12px;min-width:220px}.table-product img{width:58px;height:46px;object-fit:contain;background:#f4f6f7;border:1px solid #e6e9ec;border-radius:6px;padding:3px}.row-actions a{font-weight:750;color:#3d4650}.row-actions a:hover{color:var(--red)}.link-danger{font-weight:750}
.notice{background:#fff8e7;border:1px solid #f0dfae;border-radius:8px;padding:14px 16px;color:#5b4a20;line-height:1.55}.import-actions{margin:20px 0}.import-log{background:#101418;color:#d8e0e7;border-radius:8px;padding:16px;overflow:auto;max-height:480px;font-size:12px;line-height:1.55}
.current-image{display:flex;align-items:center;gap:20px;background:#f7f8f9;border:1px solid #e5e8eb;border-radius:8px;padding:14px;margin-bottom:16px}.current-image img{background:#fff;border:1px solid #e2e6ea;border-radius:6px;padding:5px}

.admin-login-page{margin:0;background:#0b0d10;min-height:100vh}.admin-login-layout{min-height:100vh;display:grid;grid-template-columns:minmax(420px,46%) 1fr}.admin-login-visual{position:relative;overflow:hidden;background:radial-gradient(circle at 70% 40%,#343b42 0,#171c21 32%,#0b0d10 70%);color:#fff;padding:46px 58px;display:flex;flex-direction:column;justify-content:space-between}.admin-login-visual:after{content:"";position:absolute;width:520px;height:520px;border:70px solid rgba(238,28,37,.06);border-radius:50%;right:-260px;bottom:-260px}.admin-login-brand{display:flex;align-items:center;gap:12px;position:relative;z-index:2}.admin-login-brand>span:last-child{display:flex;flex-direction:column}.admin-login-brand b{font-size:20px}.admin-login-brand small{font-size:9px;letter-spacing:2px;color:#9ca5ae}.admin-login-visual>div:nth-child(2){position:relative;z-index:2;max-width:500px}.admin-login-visual h1{font-size:54px;line-height:.98;letter-spacing:-2px;margin:8px 0 22px}.admin-login-visual p{font-size:17px;color:#b8c0c8;max-width:430px}.admin-login-foot{position:relative;z-index:2;color:#7d8790;letter-spacing:1px}.admin-login-form-wrap{background:#f4f5f6;display:grid;place-items:center;padding:40px}.admin-login-form-wrap .login-card{width:min(460px,100%);padding:38px 40px;background:#fff;border:1px solid #e0e4e8;border-radius:14px;box-shadow:0 18px 55px rgba(0,0,0,.10)}.login-card h2{font-size:32px;margin:0 0 8px;letter-spacing:-.8px}.login-intro{color:#7a838c;margin:0 0 25px}.login-submit{width:100%;margin-top:4px}

@media(max-width:980px){.admin-shell{grid-template-columns:78px minmax(0,1fr)}.admin-sidebar{padding:18px 12px}.admin-brand{justify-content:center;padding:4px 0 20px!important}.admin-brand>span:last-child,.admin-nav a span:last-child,.admin-sidebar-bottom a span:last-child{display:none}.admin-nav a,.admin-sidebar-bottom a{justify-content:center;padding:12px!important}.admin-nav-icon{font-size:18px}.admin-content{padding:24px}.admin-topbar{padding:0 24px}.admin-login-layout{grid-template-columns:1fr}.admin-login-visual{display:none}.admin-login-form-wrap{min-height:100vh}.admin-split{grid-template-columns:1fr}}
@media(max-width:640px){.admin-shell{display:block}.admin-sidebar{position:sticky;height:auto;top:0;display:flex;flex-direction:row;align-items:center;padding:8px 10px;overflow-x:auto}.admin-brand{border:0!important;padding:0 8px 0 0!important;margin:0 8px 0 0!important}.admin-brand-mark{width:34px;height:34px}.admin-nav{display:flex;gap:4px}.admin-sidebar-bottom{display:none}.admin-topbar{display:none}.admin-content{padding:18px 13px}.admin-title{align-items:flex-start;flex-direction:column}.admin-title h1{font-size:28px}.stat-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}.admin-card{padding:17px}.admin-login-form-wrap{padding:18px}.admin-login-form-wrap .login-card{padding:28px 22px}.table-wrap{margin-left:-5px;margin-right:-5px}}

/* Admin v6 refinements */
.admin-brand-copy{display:flex;flex-direction:column;line-height:1!important;min-width:0}.admin-brand-copy b{display:block;font-size:20px;letter-spacing:.8px}.admin-brand-copy small{display:block;margin-top:5px;color:#8f98a2;font-size:9px;font-weight:800;letter-spacing:2px}
.admin-nav-icon svg{width:18px;height:18px;display:block;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.admin-nav-icon svg path,.admin-nav-icon svg circle{vector-effect:non-scaling-stroke}
.admin-topbar{height:68px}.admin-topbar-left{display:flex!important;align-items:center!important;flex-direction:row!important;gap:12px!important;line-height:1!important}.admin-topbar-kicker{margin:0!important;font-size:11px!important}.admin-topbar-label{padding-left:12px;border-left:1px solid #dde2e6;color:#69717a;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:1px}.admin-site-link{display:inline-flex;align-items:center;gap:7px}.admin-site-link svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.admin-title{align-items:center}.admin-title .eyebrow{margin-bottom:5px}.admin-title h1{margin:0}
.admin-products-card{padding:0;overflow:hidden}.admin-product-toolbar{padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:18px;border-bottom:1px solid #e7eaed;background:#fff}.admin-product-search{display:flex;align-items:center;gap:9px;position:relative;flex:1;max-width:680px}.admin-product-search input{height:44px;min-width:260px;flex:1;border:1px solid #d8dde2;border-radius:8px;padding:0 14px 0 42px;background:#fbfcfd;outline:none}.admin-product-search input:focus{background:#fff;border-color:var(--red);box-shadow:0 0 0 3px rgba(238,28,37,.08)}.admin-search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);pointer-events:none;color:#7d8790}.admin-search-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}.admin-search-btn{height:44px;padding:0 19px;background:#171b1f;color:#fff;border-radius:8px}.admin-search-btn:hover{background:#000}.admin-search-clear{font-size:13px;font-weight:750;color:#69717a;padding:8px 4px}.admin-search-clear:hover{color:var(--red)}.admin-result-count{white-space:nowrap;color:#7a838c;font-size:13px}.admin-result-count strong{color:#20252a}.admin-products-card .table-wrap{border:0;border-radius:0;margin:0}.admin-empty-state{text-align:center!important;color:#7b848d!important;padding:36px 20px!important}.admin-status{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;font-size:11px;font-weight:800}.admin-status.is-active{background:#e7f5eb;color:#196438}.admin-status.is-hidden{background:#f0f1f3;color:#69717a}
@media(max-width:760px){.admin-product-toolbar{align-items:stretch;flex-direction:column}.admin-product-search{max-width:none;flex-wrap:wrap}.admin-product-search input{min-width:0;width:100%;flex-basis:calc(100% - 80px)}.admin-result-count{align-self:flex-end}.admin-topbar-label{display:none}}

/* v8 discounts */
.price-discounted{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.price-discounted .price-old{text-decoration:line-through;color:#8a8f96;font-size:.72em;font-weight:700}.price-discounted .price-new{color:#d71920;font-weight:900}.discount-badge{display:inline-flex;align-items:center;justify-content:center;background:#d71920;color:#fff;border-radius:999px;padding:4px 8px;font-size:12px;font-weight:800;line-height:1}.field-help{display:block;margin-top:6px;color:#78808a;font-size:12px;font-weight:500}.discount-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.discount-box{border:1px solid #e6e8eb;border-radius:10px;padding:18px;background:#fff}.discount-box h3{margin:0 0 6px}.discount-box p{margin:0 0 14px;color:#68707a;font-size:14px}.discount-box input{max-width:180px}.discount-note{padding:14px 16px;border-left:4px solid #d71920;background:#fff5f5;border-radius:6px;margin-bottom:18px}.discount-category-row{display:grid;grid-template-columns:1fr 180px;align-items:center;gap:18px;padding:14px 0;border-bottom:1px solid #edf0f2}.discount-category-row:last-child{border-bottom:0}@media(max-width:800px){.discount-grid{grid-template-columns:1fr}.discount-category-row{grid-template-columns:1fr}}

/* v9 price presentation — Yuasa red / grey / black */
.product-price-v3.price-discounted,
.detail-price.price-discounted{
  display:flex;
  align-items:center;
  gap:9px;
  flex-wrap:wrap;
  margin-top:10px;
}
.product-price-v3.price-discounted .price-old,
.detail-price.price-discounted .price-old{
  color:#8b9097;
  text-decoration-line:line-through;
  text-decoration-thickness:2px;
  text-decoration-color:#aeb2b7;
  font-weight:700;
  letter-spacing:.01em;
}
.product-price-v3.price-discounted .price-new,
.detail-price.price-discounted .price-new{
  color:#d71920;
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1;
}
.product-price-v3.price-discounted .price-old{font-size:14px}
.product-price-v3.price-discounted .price-new{font-size:24px}
.detail-price.price-discounted{gap:12px;margin-bottom:24px}
.detail-price.price-discounted .price-old{font-size:18px}
.detail-price.price-discounted .price-new{font-size:36px}
.discount-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:26px;
  padding:5px 9px;
  border-radius:5px;
  background:#111;
  border-left:4px solid #d71920;
  color:#fff;
  font-size:12px;
  font-weight:900;
  line-height:1;
  letter-spacing:.03em;
  box-shadow:0 2px 5px rgba(0,0,0,.10);
}
.detail-price .discount-badge{min-height:30px;padding:6px 11px;font-size:13px}
@media(max-width:600px){
  .detail-price.price-discounted .price-new{font-size:31px}
}

/* Technical info */
.tech-hero{background:linear-gradient(120deg,#11161b,#252c32);color:#fff;padding:70px 0 62px;overflow:hidden}.tech-hero-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:40px}.tech-hero h1{font-size:clamp(38px,5vw,66px);line-height:1;letter-spacing:-2px;margin:8px 0 18px;max-width:760px}.tech-hero p{max-width:720px;color:#c4cbd1;font-size:18px;line-height:1.65;margin:0}.tech-hero-badge{min-width:230px;border-left:4px solid var(--red);padding:16px 0 16px 22px;display:flex;flex-direction:column}.tech-hero-badge strong{font-size:42px;line-height:1}.tech-hero-badge span{color:#aeb7bf;font-size:12px;margin-top:8px;max-width:190px;text-transform:uppercase;letter-spacing:.6px}.tech-section{background:#f5f6f7}.tech-layout{display:grid;grid-template-columns:235px minmax(0,1fr);gap:54px;align-items:start}.tech-toc{position:sticky;top:105px;background:#fff;border:1px solid #e2e5e8;border-radius:10px;padding:20px;display:grid;gap:3px}.tech-toc strong{font-size:12px;letter-spacing:.8px;text-transform:uppercase;margin-bottom:8px}.tech-toc a{font-size:13px;font-weight:700;color:#5f6871;padding:8px 0;border-bottom:1px solid #f0f1f2}.tech-toc a:last-child{border:0}.tech-toc a:hover{color:var(--red)}.tech-content{min-width:0}.tech-block{background:#fff;border:1px solid #e2e5e8;border-radius:12px;padding:38px 40px;margin-bottom:22px;scroll-margin-top:95px}.tech-kicker{display:block;color:var(--red);font-size:11px;font-weight:900;letter-spacing:1.3px;margin-bottom:8px}.tech-block h2,.tech-sources h2{font-size:30px;letter-spacing:-.7px;margin:0 0 16px}.tech-block>p{color:#5f6871;line-height:1.75}.tech-lead{font-size:17px;color:#3f474f!important;max-width:850px}.tech-cards{display:grid;gap:14px;margin:26px 0}.tech-cards-3{grid-template-columns:repeat(3,1fr)}.tech-cards article,.tech-use-grid article{background:#f7f8f9;border:1px solid #e8eaec;border-radius:9px;padding:21px}.tech-cards h3,.tech-use-grid h3{font-size:18px;margin:10px 0 9px}.tech-cards p,.tech-use-grid p{font-size:14px;color:#626b74;line-height:1.65;margin:0}.tech-tag{display:inline-flex;background:#e5e8eb;color:#32383e;border-radius:4px;padding:5px 8px;font-size:10px;font-weight:900;letter-spacing:.7px}.tech-tag.red{background:#ffe8e9;color:#b5161d}.tech-tag.dark{background:#15191d;color:#fff}.tech-warning{border-left:4px solid var(--red);background:#fff4f4;padding:16px 18px;border-radius:5px;color:#4e4142;line-height:1.6}.tech-use-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:22px}.spec-explain{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}.spec-explain>div{background:#171c21;color:#fff;border-radius:9px;padding:24px}.spec-explain strong{font-size:32px;display:block}.spec-explain span{display:block;color:#ef3038;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.8px;margin:4px 0 13px}.spec-explain p{color:#bfc6cc;font-size:13px;line-height:1.6;margin:0}.tech-note{background:#f3f5f6;padding:14px 16px;border-radius:7px;font-size:14px}.tech-steps{display:grid;gap:10px;margin-top:22px}.tech-steps>div{display:grid;grid-template-columns:42px 1fr;gap:14px;align-items:start;padding:15px;background:#f7f8f9;border-radius:8px}.tech-steps b{width:36px;height:36px;display:grid;place-items:center;border-radius:50%;background:var(--red);color:#fff}.tech-steps p{margin:0;color:#5f6871;line-height:1.55}.charge-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:20px;margin-top:22px}.charge-main ol{margin:0;padding-left:24px}.charge-main li{padding:0 0 17px 7px;color:#5f6871;line-height:1.65}.charge-main li:last-child{padding-bottom:0}.charge-tip{background:#171c21;color:#fff;border-radius:9px;padding:24px}.charge-tip span{color:#ef3038;font-size:10px;font-weight:900;letter-spacing:1px}.charge-tip strong{display:block;font-size:20px;line-height:1.25;margin:9px 0 12px}.charge-tip p{color:#bfc6cc;font-size:14px;line-height:1.6;margin:0}.tech-checklist{display:grid;gap:9px;margin-top:20px}.tech-checklist p{margin:0;background:#f7f8f9;border-radius:7px;padding:13px 15px;color:#555f68}.tech-checklist span{color:var(--red);font-weight:900;margin-right:8px}.tech-safety{background:#fff7e8;border:1px solid #f0dfb7;border-radius:9px;padding:20px}.tech-safety strong{display:block;margin-bottom:7px}.tech-safety p{margin:0;color:#625a49;line-height:1.65}.tech-sources{padding:30px 8px 10px}.tech-sources p{color:#68717a;line-height:1.7;max-width:900px}.source-links{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}.source-links a{background:#fff;border:1px solid #dde1e4;border-radius:6px;padding:10px 12px;font-size:12px;font-weight:800;color:#414951}.source-links a:hover{border-color:var(--red);color:var(--red)}
@media(max-width:950px){.tech-layout{grid-template-columns:1fr}.tech-toc{position:static;grid-template-columns:repeat(2,1fr)}.tech-toc strong{grid-column:1/-1}.tech-cards-3,.spec-explain{grid-template-columns:1fr}.charge-grid{grid-template-columns:1fr}.tech-hero-badge{display:none}}
@media(max-width:650px){.tech-hero{padding:48px 0 42px}.tech-hero h1{font-size:40px}.tech-hero p{font-size:16px}.tech-layout{gap:22px}.tech-toc{grid-template-columns:1fr}.tech-block{padding:25px 20px}.tech-block h2,.tech-sources h2{font-size:26px}.tech-use-grid{grid-template-columns:1fr}}