:root{--ink:#173b37;--muted:#637870;--green:#00685d;--deep:#103e36;--accent:#ef8b35;--line:#dce5e0;--soft:#eef3ef;--photo:url('images/industrial-concept.jpeg');font-family:Arial,'Microsoft YaHei',sans-serif;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-size:15px;line-height:1.7}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.48}button[hidden]{display:none}button,a{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #d57d36;outline-offset:4px}img,svg{max-width:100%}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.2}p{color:var(--muted)}h1{font-size:clamp(34px,3.8vw,52px);letter-spacing:-1.7px;font-weight:600}h2{font-size:clamp(25px,2.4vw,34px);letter-spacing:-.8px}h3{font-size:18px;letter-spacing:-.2px}.wrap,.header-inner,.footer-inner{width:min(1200px,calc(100% - 96px));margin-inline:auto}.eyebrow{font-size:12px;line-height:1.5;letter-spacing:2.2px;color:var(--green);font-weight:600;text-transform:uppercase}.button{display:inline-flex;align-items:center;justify-content:center;gap:22px;padding:13px 21px;border:1px solid transparent;border-radius:2px;font-size:15px;font-weight:500;line-height:1.5;min-height:48px;transition:background .18s,transform .18s}.button:hover:not(:disabled){transform:translateY(-2px)}.button span[aria-hidden]{font-size:19px;line-height:1}.accent{background:var(--accent);color:#16372e;border-color:var(--accent);font-weight:600}.accent:hover{background:#f5a35c}.primary{background:var(--green);color:white}.primary:hover{background:#07534a}.outline{border-color:var(--line);background:white}.outline:hover{background:var(--soft)}.light-outline{border-color:#8aaca0;background:transparent;color:white}.light-outline:hover{background:#ffffff12}.actions{display:flex;flex-wrap:wrap;gap:12px}.skip-link{position:fixed;left:20px;top:-80px;padding:10px 20px;background:white;z-index:100;border:2px solid var(--green)}.skip-link:focus{top:12px}main:focus{outline:none}.preview-strip{display:flex;justify-content:center;gap:12px;align-items:center;background:#f1f4f0;color:#708477;padding:5px 20px;font-size:12px;line-height:1.5;letter-spacing:.15px;min-height:25px}.preview-strip>span:first-child{color:var(--green);letter-spacing:1px;font-weight:700;white-space:nowrap}
/* Shared navigation and footer. */
.site-header{background:#fff;border-top:4px solid #00776a;border-bottom:1px solid var(--line);position:relative;z-index:10}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:88px}.brand{display:inline-flex;flex-direction:column;border-left:5px solid var(--accent);padding:0 0 0 14px;flex-shrink:0;line-height:1.3}.brand strong{font-size:18px;letter-spacing:-.45px}.brand small{font-size:11px;letter-spacing:2.3px;margin-top:6px;color:var(--muted)}.navigation{display:flex;gap:19px;align-items:center}.navigation a{position:relative;font-size:15px;padding:15px 0;color:#4e6960;white-space:nowrap}.navigation a:after{content:'';position:absolute;bottom:5px;left:0;width:0;height:2px;background:var(--green);transition:width .2s}.navigation a:hover:after,.navigation a[aria-current]:after{width:100%}.navigation a[aria-current]{color:var(--green)}.header-tools{display:flex;gap:16px;align-items:center}.language-form{margin:0}.language-button{border:0;padding:9px 13px;font-size:14px;background:#f0f4f2;color:#49665c;display:flex;gap:8px;align-items:center;white-space:nowrap;min-height:38px}.language-button strong{color:var(--green)}.language-button:hover{background:#e2ece5}.menu-toggle{display:none;background:none;border:0;width:38px;height:38px;padding:8px}.menu-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
.site-footer{background:#092d27;color:#d7e7dd;padding:49px 0 20px;margin-top:auto}.footer-grid{display:grid;grid-template-columns:1.3fr .8fr 1fr;gap:60px;padding-bottom:32px}.footer-brand .brand{margin-bottom:18px}.site-footer .brand small{color:#9bb6a7}.site-footer p{color:#a2bdb0;font-size:14px;line-height:1.8;margin-bottom:10px}.site-footer h2{font-size:15px;font-weight:600;letter-spacing:0;margin:0 0 16px;color:#fff}.site-footer nav{display:flex;flex-direction:column;gap:6px}.site-footer a:not(.brand){font-size:14px;display:block;overflow-wrap:anywhere}.site-footer a:hover{color:#ffb275}.footer-inquiry{margin-top:12px}.footer-inquiry span{color:var(--accent);margin-left:15px}.footer-bottom{border-top:1px solid #ffffff21;display:flex;justify-content:space-between;gap:15px;padding-top:18px;color:#96b4a4;font-size:12px;line-height:1.6}.footer-bottom i{font-style:normal;margin:0 8px;color:#507260}.site-footer.home-footer{padding:13px 0}.home-footer .footer-bottom{border:0;padding:0}.social-float{position:fixed;z-index:20;right:24px;bottom:24px;display:flex;flex-direction:column;gap:9px}.social-float a{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--green);color:#fff;border:1px solid #bfd6c9;box-shadow:0 3px 18px #002b2330;transition:transform .2s}.social-float a:hover{transform:translateY(-3px);background:#00564d}.social-float span{font-size:12px;font-weight:700}.social-float svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:1.25;stroke-linecap:round;stroke-linejoin:round}
/* Original concept imagery, retained and clearly labelled. */
.concept-photo{position:relative;background-color:#d3ded5;background-image:var(--photo);background-repeat:no-repeat;background-size:200% 200%;background-position:0 0;overflow:hidden}.concept-photo.parts{background-position:100% 0}.concept-photo.solar{background-position:0 100%}.concept-photo.inspection{background-position:100% 100%}.concept-label{display:inline-block;background:#0b302bdc;color:#fff;padding:4px 7px;font-size:11px;line-height:1.4;letter-spacing:.7px;font-weight:400}.concept-photo>.concept-label{position:absolute;bottom:10px;left:12px;z-index:1}.concept-label i{font-style:normal;margin:0 6px;color:#9eb7a8}
/* One-screen home with an accessible video fallback. */
.page-home{min-height:100svh;display:flex;flex-direction:column}.page-home main{display:flex;flex:1}.hero{position:relative;isolation:isolate;display:flex;width:100%;min-height:490px;background:#092f29;color:white;overflow:hidden}.hero-backdrop,.hero-video,.hero-shade{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.hero-backdrop{background-image:var(--photo);background-position:0 0;background-size:200% auto;background-repeat:no-repeat;z-index:-3;opacity:.8}.hero-video{object-fit:cover;z-index:-2;opacity:0;transition:opacity .8s}.hero-video.is-playing{opacity:1}.hero-shade{z-index:-1;background:linear-gradient(90deg,#082e28f5 0%,#082e28c9 38%,#082e2870 72%,#082e2833)}.hero-inner{width:min(1200px,calc(100% - 96px));margin:auto;position:relative;padding:70px 0 105px;display:flex;align-items:center;min-height:100%}.hero-copy{max-width:660px}.hero .eyebrow{color:#b0d5c5;font-size:12px;letter-spacing:2.8px;display:flex;align-items:center;gap:10px}.hero .eyebrow>span{width:26px;height:2px;background:var(--accent);flex-shrink:0}.hero h1{font-size:clamp(49px,5.4vw,77px);line-height:1.07;letter-spacing:-2.6px;max-width:640px;margin:27px 0 24px;color:#fff;font-weight:600}.hero p{color:#c8dcd1;font-size:16px;line-height:1.8;max-width:440px;margin:0 0 34px}.hero .actions{gap:13px}.hero .button{padding:14px 23px}.hero-bottom{position:absolute;bottom:28px;left:0;right:0;display:flex;justify-content:space-between;gap:14px;align-items:center}.hero-bottom .concept-label{max-width:calc(100% - 65px)}.video-toggle{width:40px;height:40px;border:1px solid #88ab9a;border-radius:50%;background:#0c302680;color:#fff}.video-toggle:hover{background:#ffffff20}
/* Catalog and shared page headings. */
.page-heading{padding-top:55px;padding-bottom:14px}.page-heading h1{border-left:4px solid var(--accent);padding-left:20px;margin:20px 0 16px}.page-heading p{font-size:14px;margin:0;max-width:650px}.catalog{padding-top:12px;padding-bottom:65px}.filters{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0 25px}.filters a{font-size:14px;padding:9px 19px;min-height:40px;line-height:1.6;border:1px solid var(--line);border-radius:24px;background:#fff;transition:background .2s}.filters a:hover{background:#edf3ee}.filters a[aria-current]{background:var(--green);border-color:var(--green);color:white}.sample-notice{font-size:12px;letter-spacing:.2px;color:#768a7d;margin:0 0 18px;padding-left:1px}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.product-card{border:1px solid var(--line);background:#fff;overflow:hidden;display:flex;flex-direction:column;border-radius:2px;transition:box-shadow .2s,transform .2s}.product-card:hover{box-shadow:0 9px 24px #133e3510;transform:translateY(-3px)}.product-image,.product-art{border-top:3px solid #00776a;aspect-ratio:1.45;background:radial-gradient(ellipse at 50% 30%,#fff,#e9eeeb);position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}.product-image{padding:24px}.product-image img{width:100%;height:100%;object-fit:contain}.product-image>span{font-size:14px;color:#80968b}.product-art small{position:absolute;bottom:11px;left:14px;color:#7b8b84;font-size:11px;letter-spacing:1px}.product-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1}.product-body h2{font-size:19px;letter-spacing:-.4px;margin:0 0 17px;line-height:1.35;font-weight:600}.product-body dl{font-size:14px;margin:0 0 22px;flex:1}.product-body dl>div{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-top:1px solid #edf1ee}.product-body dt{color:var(--muted);flex-shrink:0;max-width:45%}.product-body dd{text-align:right;margin:0;overflow-wrap:anywhere}.product-inquiry{font-size:14px;color:var(--green);display:flex;justify-content:space-between;gap:20px;align-items:center}.product-inquiry:hover{color:#d06d22}.product-inquiry span{font-size:19px}.pagination{display:flex;justify-content:center;align-items:center;gap:25px;margin:32px 0 0;font-size:15px}.pagination a{padding:8px 12px;border:1px solid var(--line)}.empty-state{grid-column:1/-1;min-height:320px;border:1px dashed #cbd9cf;background:#f6f8f4;text-align:center;padding:55px 20px}.empty-state h2{font-size:23px;margin:15px 0 25px}.empty-mark{color:var(--green);font-size:35px;line-height:1}.inquiry-band{background:#eef3ef;padding:32px 0}.inquiry-band>.wrap{display:flex;justify-content:space-between;gap:30px;align-items:center}.inquiry-band h2{font-size:23px;margin:0 0 6px}.inquiry-band p{font-size:14px;margin:0}
/* Native-code illustrative fasteners, matching the approved prototype. */
.fastener{width:80px;height:145px;position:relative;transform:rotate(32deg);filter:drop-shadow(12px 17px 8px #25453c30)}.fastener .shaft{position:absolute;width:32px;height:112px;top:29px;left:24px;background:repeating-linear-gradient(0deg,#7a8581 0,#e0e5e1 2px,#72807a 3px,#abb9b0 5px);box-shadow:inset 8px 0 8px #edf4eb99,inset -8px 0 7px #283a3270;border-radius:0 0 4px 4px}.fastener .head{position:absolute;top:7px;left:5px;width:70px;height:41px;background:linear-gradient(130deg,#cad6ce,#788c81 50%,#c4d0c8 51%,#687e72);clip-path:polygon(22% 0,78% 0,100% 25%,100% 75%,78% 100%,22% 100%,0 75%,0 25%)}.nuts .fastener{height:88px;width:99px;transform:rotate(-15deg)}.nuts .shaft{display:none}.nuts .head{width:99px;height:88px;left:0;top:0}.nuts .head:after{content:'';position:absolute;inset:25px;border-radius:50%;background:#718078;box-shadow:inset 4px 5px 8px #263d33;border:3px solid #d4ded6}.anchors .shaft{border-bottom:12px solid #8c9d92;border-radius:0 0 20px 0;width:40px}.solar .fastener{transform:rotate(-35deg);width:130px;height:48px;border:9px solid #a6b7ac;background:#e7ece8;box-shadow:0 8px #718c7e}.solar .shaft,.solar .head{display:none}.stainless .fastener{filter:drop-shadow(10px 14px 6px #25453c25) brightness(1.15)}
/* Four approved about sections. */
.about-banner{background:var(--deep);color:white;display:grid;grid-template-columns:1fr 1fr;min-height:340px}.banner-copy{padding:55px max(48px,calc((100vw - 1200px)/2));padding-right:48px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}.banner-copy .eyebrow{color:#f4a463}.banner-copy h1{font-size:clamp(36px,3.6vw,49px);line-height:1.1;margin:20px 0;letter-spacing:-1.5px}.banner-copy p{color:#c9dcd3;font-size:14px;margin-bottom:0}.about-banner>.concept-photo{min-height:340px}.about-section{padding-block:58px}.about-section h2{margin:18px 0 22px}.about-section p{font-size:14px;line-height:1.9;margin-bottom:15px}.company-section{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}.company-section .concept-photo{min-height:310px;aspect-ratio:1.4;border-bottom:6px solid var(--accent)}.range-section{background:var(--soft)}.range-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:30px}.range-grid article{background:white;box-shadow:0 5px 20px #113c3309}.range-grid .concept-photo{aspect-ratio:1.6}.range-copy{padding:22px}.range-copy h3{margin:0 0 13px;font-size:18px}.range-copy p{margin:0;font-size:15px;line-height:1.85}.service-section{background:var(--deep);color:white}.service-inner{display:grid;grid-template-columns:.95fr 1.05fr;gap:55px;align-items:center}.service-inner>.concept-photo{min-height:390px;aspect-ratio:1.2}.service-inner .eyebrow{color:#f5a566}.service-inner h2{color:#fff}.service-list article{border-bottom:1px solid #ffffff20;padding:18px 0}.service-list article:first-child{padding-top:2px}.service-list h3{font-size:18px;margin:0 0 9px;display:flex;gap:16px;align-items:baseline}.service-list h3 span{color:#f6a362;font-size:14px;font-weight:400}.service-list p{font-size:15px;color:#c9dcd3;line-height:1.8;margin:0}.steps{list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;margin:30px 0 0;padding:0}.steps li{border-top:2px solid var(--line);padding-top:18px}.step-number{font-size:28px;line-height:1.2;color:var(--green);font-weight:400}.steps h3{font-size:16px;margin:20px 0 12px}.steps p{font-size:15px;line-height:1.8;margin-bottom:0}.cooperation-section .actions{border-top:1px solid var(--line);padding-top:28px;margin-top:35px}
/* Portrait factory journal and accessible preview dialog. */
.video-section{padding-top:25px;padding-bottom:60px}.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px}.video-card{border:1px solid var(--line);border-radius:2px;overflow:hidden;background:white}.video-cover{display:flex;align-items:center;justify-content:center;width:100%;border:0;aspect-ratio:9/16;min-height:0;background-size:auto 200%;background-position:0 0;padding:0;cursor:pointer;isolation:isolate}.video-cover.inspection{background-position:100% 100%}.video-cover.solar{background-position:0 100%}.video-cover:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,#072e2888,transparent 50%,#072e2820)}.play-circle{width:65px;height:65px;border-radius:50%;border:1px solid #ffffff9c;background:#0a332bdc;display:grid;place-items:center;transition:transform .2s,background .2s}.play-circle svg{height:29px;width:29px;fill:#fff;stroke:none;transform:translateX(-2px)}.video-cover:hover .play-circle{transform:scale(1.08);background:#db7d2fe8}.cover-badge{position:absolute;right:12px;top:12px;font-size:12px;color:#fff;background:#123b31bc;padding:4px 8px;letter-spacing:.3px}.video-card-copy{padding:22px}.video-card h2{font-size:19px;margin:0 0 13px;letter-spacing:-.4px;line-height:1.4}.video-card p{font-size:14px;display:flex;gap:7px;align-items:center;line-height:1.5;margin:0;color:#7a8d81}.pending-dot{width:5px;height:5px;background:#d69b6b;border-radius:50%;flex-shrink:0}.modal-open{overflow:hidden}.video-dialog{width:min(760px,calc(100% - 32px));padding:0;border:0;border-radius:5px;background:#fff;color:var(--ink);max-height:calc(100svh - 40px);overflow:auto;box-shadow:0 20px 100px #001c2466}.video-dialog::backdrop{background:#06251fba;backdrop-filter:blur(4px)}.dialog-top{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;border-bottom:1px solid var(--line)}.dialog-close{width:35px;height:35px;border:0;background:#f0f4f1;font-size:27px;line-height:1;color:var(--ink)}.dialog-body{display:grid;grid-template-columns:.85fr 1fr}.dialog-poster{aspect-ratio:9/14;min-height:250px;background-size:auto 200%}.dialog-copy{padding:30px;align-self:center}.dialog-copy h2{font-size:27px;margin:0 0 20px}.dialog-copy p{font-size:15px;line-height:1.85;margin-bottom:25px}
/* Contact form and its real saved-success state. */
.contact-layout{display:grid;grid-template-columns:.88fr 1.12fr;gap:52px;padding-top:25px;padding-bottom:65px;align-items:start}.contact-panel{border:1px solid var(--line);background:var(--soft);overflow:hidden}.contact-copy{padding:32px}.contact-copy h2{font-size:29px;line-height:1.25;letter-spacing:-.8px;margin:19px 0 27px}.contact-details{margin:0}.contact-details>div{margin:0 0 19px}.contact-details dt{text-transform:uppercase;letter-spacing:1.5px;color:#809387;font-size:12px;margin-bottom:4px}.contact-details dd{font-size:15px;margin:0;overflow-wrap:anywhere}.contact-details a:hover{color:var(--green);text-decoration:underline}.contact-links{display:flex;gap:18px;flex-wrap:wrap;margin:23px 0 0;font-size:14px;color:var(--green)}.contact-panel .concept-photo{aspect-ratio:1.6;min-height:220px}.inquiry-form{display:grid;grid-template-columns:1fr 1fr;gap:20px}.inquiry-form label{display:block;font-size:14px;color:#526b5f;min-width:0}.inquiry-form input:not([type=radio]):not([type=checkbox]),.inquiry-form select,.inquiry-form textarea{display:block;width:100%;margin-top:8px;border:1px solid #cfdbd2;border-radius:2px;background:white;padding:12px 13px;color:var(--ink);font-size:15px;line-height:1.5;min-height:47px;min-width:0}.inquiry-form textarea{resize:vertical;min-height:110px}.inquiry-form input[aria-invalid=true],.inquiry-form select[aria-invalid=true]{border-color:#b44230;background:#fffaf8}.inquiry-form .full{grid-column:1/-1}.required-note{margin:0;font-size:14px;color:#8b998d}.inquiry-form fieldset{border:0;padding:0;margin:0;min-width:0}.inquiry-form legend{font-size:14px;color:#526b5f;margin-bottom:10px;padding:0}.radio-options>div{display:flex;gap:12px;flex-wrap:wrap}.radio-options label{display:flex;align-items:center;gap:7px;min-height:42px;padding:8px 13px;background:#f7f9f5;border:1px solid #e1e8e0;border-radius:2px;cursor:pointer}.radio-options label:has(input:checked){background:#e9f1eb;border-color:#5c9d83;color:var(--green)}.radio-options input{accent-color:var(--green);width:14px;height:14px;margin:0}.submit-button{display:flex;justify-content:space-between;width:100%;margin-top:3px}.form-alert{padding:14px 17px;border-left:3px solid #b44230;background:#fff2eb;color:#9c3827;font-size:15px}.errorlist{padding-left:17px;color:#ac3e2d;font-size:14px;margin:6px 0}.catalog-pending{padding:13px 16px;background:#f3f6ed;border-left:3px solid #acc4ac;font-size:14px;color:#6c7c60;line-height:1.8}.success-panel{min-height:62vh;padding-block:80px;text-align:center;display:flex;flex-direction:column;align-items:center}.success-mark{width:76px;height:76px;border:1px solid #bcd6c4;border-radius:50%;display:grid;place-items:center;background:#eaf3e9;margin-bottom:25px}.success-mark svg{width:37px;height:37px;fill:none;stroke:var(--green);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.success-panel h1{margin:20px 0;font-size:clamp(30px,4vw,46px)}.success-panel p{max-width:590px;line-height:1.9;font-size:14px;margin:0 0 30px}.success-panel .actions{justify-content:center}
@media(min-width:1700px){.hero h1{font-size:88px}.hero-copy{max-width:720px}.hero-backdrop{background-position:0 -50px}}
@media(max-width:1100px){.wrap,.header-inner,.footer-inner,.hero-inner{width:calc(100% - 64px)}.navigation{gap:15px}.navigation a{font-size:14px}.brand strong{font-size:17px}.header-inner{gap:18px}.hero h1{font-size:62px;max-width:530px}.banner-copy{padding:42px 32px}.about-banner{min-height:290px}.about-banner>.concept-photo{min-height:290px}.banner-copy h1{font-size:39px}.company-section,.service-inner{gap:35px}.contact-layout{gap:35px}.product-grid{gap:20px}.product-body{padding:19px}.product-body h2{font-size:18px}.footer-grid{gap:35px}}
@media(max-width:850px){.header-inner{flex-wrap:wrap;padding-block:18px;min-height:83px;gap:14px}.navigation{order:3;justify-content:center;width:100%;gap:28px}.navigation a{padding-block:9px}.header-tools{margin-left:auto}.hero-inner{padding:60px 0 105px}.hero h1{font-size:58px;max-width:530px}.hero-backdrop{background-size:auto 200%}.hero-shade{background:linear-gradient(90deg,#082e28ed,#082e28aa 60%,#082e2860)}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.company-section{grid-template-columns:1fr 1fr;gap:25px}.company-section .concept-photo{min-height:260px}.about-section p{font-size:15px}.range-grid{gap:16px}.range-copy{padding:17px}.range-copy h3{font-size:16px}.service-inner{gap:25px}.service-inner>.concept-photo{min-height:350px}.steps{gap:18px}.steps h3{font-size:14px}.contact-layout{grid-template-columns:.85fr 1.15fr;gap:25px}.contact-copy{padding:23px}.contact-copy h2{font-size:26px}.radio-options>div{gap:6px}.radio-options label{padding:7px 10px}.video-grid{gap:17px}.video-card-copy{padding:16px}.video-card h2{font-size:16px}.video-card p{font-size:12px}.play-circle{width:54px;height:54px}}
@media(max-width:650px){.wrap,.header-inner,.footer-inner,.hero-inner{width:calc(100% - 40px)}.preview-strip{padding:5px 12px;gap:8px;min-height:24px;font-size:11px}.preview-strip>span:last-child{max-width:255px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.header-inner{padding:17px 0;min-height:78px}.brand{padding-left:11px;border-left-width:4px}.brand strong{font-size:15px;letter-spacing:-.4px}.brand small{font-size:7px;letter-spacing:1.7px;margin-top:5px}.header-tools{gap:8px}.language-button{font-size:12px;padding:7px 9px;gap:5px;min-height:34px}.navigation{gap:16px;flex-wrap:wrap}.navigation a{font-size:14px}.js .menu-toggle{display:block}.js .navigation{display:none;order:3;position:absolute;top:100%;left:0;right:0;background:white;padding:12px 20px 20px;border-bottom:1px solid var(--line);box-shadow:0 12px 20px #0c352015}.js .navigation.is-open{display:flex;flex-direction:column;align-items:stretch;gap:0}.js .navigation a{padding:12px 4px;font-size:14px}.js .navigation a:after{bottom:5px;width:0}.js .navigation a[aria-current]:after{width:30px}.page-home .hero{min-height:480px}.hero-inner{padding:45px 0 88px}.hero-copy{max-width:100%}.hero .eyebrow{font-size:11px;letter-spacing:1.6px;gap:8px}.hero .eyebrow>span{width:20px}.hero h1{font-size:clamp(40px,11vw,55px);letter-spacing:-1.7px;line-height:1.09;margin:24px 0 20px;max-width:440px}.hero p{font-size:15px;max-width:335px;line-height:1.8;margin-bottom:27px}.hero .button{padding:12px 15px;font-size:14px;gap:13px;min-height:46px}.hero .actions{gap:9px}.hero-bottom{bottom:21px}.hero-bottom .concept-label{font-size:7px;max-width:100%;padding:5px 6px;letter-spacing:.3px}.hero-shade{background:linear-gradient(90deg,#082e28e8,#082e28b5)}.home-footer .footer-bottom{font-size:11px;gap:8px;flex-wrap:wrap}.site-footer.home-footer{padding:12px 0}.page-heading{padding-top:33px;padding-bottom:10px}.page-heading h1{font-size:32px;letter-spacing:-1px;margin:17px 0 15px;padding-left:15px;border-left-width:3px}.page-heading p{font-size:14px;line-height:1.8}.eyebrow{font-size:12px;letter-spacing:1.8px}.catalog{padding-top:4px;padding-bottom:40px}.filters{margin:20px 0;gap:7px}.filters a{font-size:14px;padding:7px 13px;min-height:35px}.sample-notice{font-size:12px;line-height:1.7}.product-grid{grid-template-columns:1fr;gap:22px}.product-art,.product-image{aspect-ratio:1.6}.product-body{padding:22px}.product-body h2{font-size:21px}.product-body dl{font-size:14px}.product-inquiry{font-size:14px}.fastener{transform:rotate(32deg) scale(1.08)}.inquiry-band{padding:28px 0}.inquiry-band>.wrap{align-items:flex-start;flex-direction:column;gap:20px}.inquiry-band h2{font-size:22px}.inquiry-band p{font-size:14px}.about-banner{grid-template-columns:1fr}.banner-copy{padding:35px 22px}.banner-copy h1{font-size:34px;line-height:1.13;letter-spacing:-1px;margin:18px 0}.banner-copy p{font-size:14px}.about-banner>.concept-photo{min-height:0;aspect-ratio:1.65}.about-section{padding-block:35px}.company-section,.service-inner{grid-template-columns:1fr;gap:25px}.about-section h2{font-size:26px;letter-spacing:-.7px;margin:15px 0 20px}.about-section p{font-size:15px;line-height:1.9}.company-section .concept-photo{min-height:0;aspect-ratio:1.5}.range-grid{grid-template-columns:1fr;gap:22px;margin-top:24px}.range-grid .concept-photo{aspect-ratio:1.65}.range-copy{padding:23px}.range-copy h3{font-size:20px;margin-bottom:12px}.range-copy p{font-size:15px}.service-inner>.concept-photo{min-height:0;aspect-ratio:1.2}.service-list h3{font-size:18px}.service-list p{font-size:15px}.service-list article{padding:17px 0}.steps{grid-template-columns:1fr 1fr;gap:26px 20px;margin-top:25px}.step-number{font-size:27px}.steps h3{font-size:15px;line-height:1.4;margin:16px 0 10px}.steps p{font-size:14px}.cooperation-section .actions{margin-top:30px;padding-top:25px}.cooperation-section .button{padding:12px 15px;font-size:14px;gap:8px}.video-section{padding-top:20px;padding-bottom:40px}.video-grid{grid-template-columns:1fr;gap:25px}.video-cover{max-height:none;aspect-ratio:9/13}.play-circle{width:65px;height:65px}.video-card-copy{padding:22px}.video-card h2{font-size:21px}.video-card p{font-size:14px}.video-dialog{max-width:380px}.dialog-top{padding:9px 14px}.dialog-body{grid-template-columns:1fr}.dialog-poster{aspect-ratio:1.3;min-height:0;background-size:200% 200%}.dialog-copy{padding:23px}.dialog-copy h2{font-size:23px;margin-bottom:14px}.dialog-copy p{font-size:14px;margin-bottom:18px}.dialog-copy .button{min-height:42px;padding:10px 18px}.contact-layout{grid-template-columns:1fr;gap:30px;padding-top:20px;padding-bottom:40px}.contact-copy{padding:27px}.contact-copy h2{font-size:29px;max-width:330px;margin:17px 0 22px}.contact-panel .concept-photo{min-height:0;aspect-ratio:1.9}.contact-details dd{font-size:15px}.inquiry-form{gap:19px 14px}.inquiry-form input:not([type=radio]):not([type=checkbox]),.inquiry-form select,.inquiry-form textarea{font-size:16px;padding:11px 10px;min-height:47px}.inquiry-form label,.inquiry-form legend{font-size:14px}.radio-options>div{gap:8px}.radio-options label{padding:8px 10px}.inquiry-form .submit-button{margin-top:3px}.site-footer{padding:34px 0 20px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px 22px;padding-bottom:25px}.footer-brand{grid-column:1/-1}.footer-brand .brand{margin-bottom:14px}.site-footer .brand strong{font-size:17px}.site-footer .brand small{font-size:11px}.footer-brand p{margin-bottom:5px}.footer-bottom{font-size:12px;flex-direction:column;gap:7px;padding-top:17px}.home-footer .footer-bottom{flex-direction:row}.social-float{right:13px;bottom:15px;gap:8px}.social-float a{width:43px;height:43px}.success-panel{padding-block:55px;min-height:65vh}.success-panel p{font-size:15px}.success-panel .button{font-size:14px;padding:12px 16px}.empty-state{min-height:280px;padding:45px 20px}.empty-state h2{font-size:22px}}
@media(max-width:360px){.wrap,.header-inner,.footer-inner,.hero-inner{width:calc(100% - 32px)}.brand strong{font-size:15px}.brand small{font-size:6px;letter-spacing:1.5px}.header-tools{gap:5px}.hero h1{font-size:38px}.hero .actions{flex-direction:column;align-items:flex-start}.hero .button{min-width:176px}.preview-strip>span:last-child{max-width:190px}.inquiry-form{grid-template-columns:1fr}.inquiry-form .full{grid-column:auto}.radio-options label{font-size:14px}.steps{gap:20px 15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.button:hover,.product-card:hover{transform:none}}
/* Finished About assets and location panel. */
.page-about .brand-photo{background-size:cover;background-position:center}
.page-about .about-hero{background-image:url('images/about-hero.webp')}
.page-about .about-parts{background-image:url('images/about-parts.webp')}
.page-about .about-solar{background-image:url('images/about-solar.webp')}
.page-about .about-anchors{background-image:url('images/about-anchors.webp')}
.page-about .about-inspection{background-image:url('images/about-inspection.webp')}
.image-credit{font-size:12px;color:#7b8882;padding-bottom:24px;margin-top:-10px}
.factory-map{background:#e4ebe5;min-width:0}
.factory-map iframe{display:block;width:100%;height:350px;border:0;background:#e4ebe5}
.map-caption{padding:16px 22px;background:#f4f7f3;display:grid;gap:10px;font-size:14px;line-height:1.7;color:#687b70}
.map-caption a{color:var(--green);font-weight:700}
.social-float{bottom:76px;right:20px}
.social-float .social-button{position:relative;display:grid;place-items:center;width:48px;height:48px;border:1px solid #ffffff88;border-radius:50%;color:#fff;box-shadow:0 4px 16px #002b2335;cursor:pointer;transition:transform .2s}
.social-float .social-button:hover,.social-float .social-button:focus-visible{transform:translateY(-2px)}
.social-float .whatsapp{background:#168b58}.social-float .telegram{background:#248aba}.social-float .line{background:#209a43}
.social-float .is-unconfigured:after{content:'';position:absolute;right:0;bottom:0;width:9px;height:9px;border:2px solid white;border-radius:50%;background:#ef8b35}
.social-float .telegram-plane{fill:currentColor;stroke:none}
.social-float .line-bubble{fill:white;stroke:none}.social-float .line-word{fill:#209a43;stroke:none;font:bold 7px Arial,sans-serif}
.social-float .social-tooltip{position:absolute;right:calc(100% + 10px);background:#103e36;color:white;border-radius:3px;padding:5px 9px;font-size:14px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .15s}
.social-button:hover .social-tooltip,.social-button:focus-visible .social-tooltip{opacity:1}
.social-dialog{width:calc(100% - 40px);max-width:420px;padding:32px;border:0;border-radius:5px;color:#103e36;box-shadow:0 20px 90px #001e2760}
.social-dialog::backdrop{background:#05282099;backdrop-filter:blur(3px)}
.social-dialog h2{margin:22px 0 14px}.social-dialog p{font-size:14px;line-height:1.8;margin-bottom:24px}.social-dialog .dialog-close{position:absolute;top:10px;right:10px}
@media(max-width:650px){.social-float{right:10px;bottom:75px;gap:8px}.social-float .social-button{width:42px;height:42px}.factory-map iframe{height:280px}.image-credit{font-size:12px;padding-bottom:18px}.social-float .social-tooltip{display:none}}

/* About introduction shares the content grid; imagery begins in the company section. */
.about-intro{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);gap:60px;padding-block:64px 48px;border-bottom:1px solid var(--line);align-items:center}
.about-intro-heading{min-width:0}.about-intro h1{font-size:clamp(32px,4.3vw,56px);line-height:1.12;letter-spacing:-1.8px;margin:22px 0 0;max-width:700px;overflow-wrap:break-word}
.about-intro-summary{min-width:0;padding-left:28px;border-left:1px solid var(--line)}
.intro-rule{display:block;width:34px;height:3px;background:var(--accent);margin-bottom:19px}
.about-intro-summary p{font-size:20px;line-height:1.5;color:var(--deep);margin:0 0 18px}
.intro-location{font-size:14px;letter-spacing:1px;color:var(--muted)}
.page-about .company-section{padding-top:48px;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}
.page-about .company-section>div{min-width:0}
.page-about .application-industry{background-image:url('images/application-industry.webp')}
.page-about .application-solar{background-image:url('images/application-solar.webp')}
.page-about .application-construction{background-image:url('images/application-construction.webp')}
@media(max-width:850px){.about-intro{gap:30px;padding-block:42px 32px}.about-intro-summary p{font-size:17px}.about-intro h1{letter-spacing:-1px}}
@media(max-width:650px){.about-intro{grid-template-columns:minmax(0,1fr);gap:24px;padding-block:34px 28px}.about-intro h1{font-size:34px;margin-top:18px}.about-intro-summary{padding:0;border:0}.intro-rule{margin-bottom:12px}.about-intro-summary p{font-size:16px;margin-bottom:10px}.intro-location{font-size:12px}.page-about .company-section{grid-template-columns:minmax(0,1fr);padding-top:30px}}
.real-video-cover{display:block;position:relative;width:100%;padding:0;border:0;overflow:hidden;background:#092d27;cursor:pointer}.real-video-cover>img{width:100%;height:100%;object-fit:cover;display:block}.playback-dialog{max-width:760px;background:#092d27;color:white}.playback-dialog .dialog-top{background:white;color:#103e36}.playback-dialog h2{font-size:18px;margin:0}.playback-dialog video{display:block;width:100%;max-height:75svh;background:#071a17}.player-error{padding:20px;color:white}.real-video-cover .play-circle{font-size:30px}

/* Production typography and custom industrial wordmark. */
.brand strong{font-size:22px;font-weight:900;letter-spacing:-.9px;line-height:1.1}
.brand strong span{display:inline-block;color:var(--green);font-size:.66em;letter-spacing:1.1px;margin-left:5px;font-weight:700}
.brand{border-left:0;padding-left:16px;position:relative}
.brand:before{content:'';position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--accent);transform:skewY(-25deg)}
.brand small{font-size:10px;letter-spacing:1.5px}
.navigation a{font-size:15px;font-weight:700}
.navigation{gap:20px}.product-body dl{font-size:14px;line-height:1.65}
.product-body dt{color:#526b60}.product-body dd{font-weight:500}
.site-footer .brand strong span{color:#acd9c6}
@media(max-width:1100px){.header-inner{flex-wrap:wrap;padding-block:16px}.navigation{order:3;width:100%;justify-content:center}.header-tools{margin-left:auto}}
@media(max-width:650px){.brand strong{font-size:20px}.brand small{font-size:9px;letter-spacing:1px}.navigation a{font-size:16px}.product-body dl{font-size:14px}.footer-bottom{font-size:12px}.inquiry-form input:not([type=radio]):not([type=checkbox]),.inquiry-form select,.inquiry-form textarea{font-size:16px}}