:root{
  --odm-ink:#0d2f47;
  --odm-blue:#16507a;
  --odm-sky:#1ea9ef;
  --odm-pale:#eaf2f8;
  --odm-line:#d7e3ec;
  --odm-text:#4b5b69;
  --odm-white:#fff;
}
html{scroll-behavior:smooth}
body{margin:0;background:var(--odm-pale);color:var(--odm-text)}
.odm-page,.odm-page *{box-sizing:border-box}
.odm-page{font-family:'Poppins',-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.6;overflow:hidden}
.odm-page a{text-decoration:none;color:inherit}

/* Navigation */
.odm-nav{position:fixed;inset:0 0 auto;z-index:50;color:#fff;background:linear-gradient(180deg,rgba(7,44,70,.83),rgba(7,44,70,.16),transparent);transition:background .28s ease,box-shadow .28s ease}
.odm-nav.is-scrolled{background:rgba(255,255,255,.97);color:var(--odm-blue);box-shadow:0 2px 14px rgba(11,51,79,.09)}
.odm-nav-in{width:min(100% - 36px,1840px);height:78px;margin:auto;display:flex;align-items:center;gap:18px}
.odm-logo{display:flex;align-items:center;justify-content:center;flex:0 0 auto;height:46px;padding:0 15px;background:#fff;border-radius:10px;box-shadow:0 6px 18px rgba(0,0,0,.14)}
.odm-logo img{width:auto;height:36px;display:block}
.odm-menu{display:flex;align-items:center;justify-content:center;gap:3px;flex:1;font-size:13px;font-weight:700;letter-spacing:.01em}
.odm-menu a{padding:10px 11px;border-radius:8px;white-space:nowrap;transition:background .2s ease,color .2s ease}
.odm-menu a:hover,.odm-menu a.is-current{color:var(--odm-blue);background:#fff}
.odm-nav.is-scrolled .odm-menu a:hover,.odm-nav.is-scrolled .odm-menu a.is-current{color:#fff;background:var(--odm-blue)}
.odm-menu a.is-service{padding:10px 11px;background:transparent;color:inherit;box-shadow:none;font-weight:inherit;letter-spacing:normal}
.odm-menu a.is-service:hover{color:var(--odm-blue);background:#fff}
.odm-nav.is-scrolled .odm-menu a.is-service{background:transparent;color:inherit}
.odm-nav.is-scrolled .odm-menu a.is-service:hover{color:#fff;background:var(--odm-blue)}
.odm-menu a.is-service.is-current,.odm-nav.is-scrolled .odm-menu a.is-service.is-current{background:transparent;color:inherit;font-weight:800;text-decoration:underline;text-underline-offset:4px}
.odm-nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.odm-language,.odm-nav-cta{height:42px;display:inline-flex;align-items:center;justify-content:center;border-radius:9px;font-size:12.5px;font-weight:800;white-space:nowrap;transition:.2s ease}
.odm-language{min-width:48px;padding:0 12px;border:1px solid rgba(255,255,255,.48)}
.odm-language:hover{background:rgba(255,255,255,.16)}
.odm-nav .odm-nav-cta{padding:0 15px;color:var(--odm-blue);background:#fff;box-shadow:0 6px 18px rgba(0,0,0,.12)}
.odm-nav .odm-nav-cta:hover{color:#fff;background:var(--odm-sky);transform:translateY(-1px)}
.odm-nav.is-scrolled .odm-language{border-color:rgba(22,80,122,.32)}
.odm-nav.is-scrolled .odm-language:hover{background:rgba(22,80,122,.08)}
.odm-nav.is-scrolled .odm-nav-cta{color:#fff;background:var(--odm-blue);box-shadow:none}
.odm-burger{display:none;width:42px;height:42px;padding:0;border:0;border-radius:50%;background:var(--odm-blue);color:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;box-shadow:0 5px 16px rgba(11,51,79,.24)}
.odm-burger span{display:block;width:19px;height:2px;border-radius:99px;background:currentColor;transition:transform .22s ease,opacity .22s ease}
.odm-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.odm-burger.is-open span:nth-child(2){opacity:0}
.odm-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.odm-menu-contact{display:none}
.odm-menu-backdrop{display:none}

/* Hero */
.odm-hero{position:relative;isolation:isolate;min-height:100dvh;color:#fff;background:#0d2f47 url('img/oem-blueprint.jpg') center/cover no-repeat;display:flex;align-items:center;justify-content:center;text-align:center}
.oem-page .odm-hero{background-image:url('img/odm-welding.jpg');background-position:center}
.oem-page .odm-hero h1{font-size:clamp(40px,5vw,72px);white-space:nowrap}
.oem-page .odm-hero-body{max-width:1400px}
.obm-page .odm-hero h1{font-size:clamp(40px,5vw,72px);white-space:nowrap}
.obm-page .odm-hero-body{max-width:1400px}
.odm-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(92deg,rgba(5,37,60,.96) 0%,rgba(9,55,83,.91) 44%,rgba(9,55,83,.74) 73%,rgba(9,55,83,.58) 100%)}
.odm-hero::after{content:"";position:absolute;inset:auto 0 0;height:158px;z-index:-1;background:linear-gradient(0deg,rgba(5,35,57,.9),transparent)}
.odm-hero-inner{width:min(100% - 36px,1400px);margin:0 auto;padding:110px 0 80px;display:flex;flex-direction:column;align-items:center;justify-content:center}
.odm-hero-body{max-width:1260px;margin:0 auto}
.odm-eyebrow{display:block;margin:0 0 19px;font-size:13px;font-weight:800;letter-spacing:.3em;text-transform:uppercase;color:#b9e6ff}
.odm-eyebrow::before{display:none}
.odm-hero h1{max-width:none;margin:0;font-size:clamp(40px,5vw,72px);line-height:1.06;letter-spacing:.03em;font-weight:800;text-shadow:0 3px 18px rgba(0,0,0,.23);white-space:nowrap}
.odm-hero p{max-width:none;margin:24px 0 34px;font-size:clamp(17px,1.7vw,21px);line-height:1.85;color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.35)}
.odm-buttons{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.odm-page .odm-button{min-height:50px;padding:0 21px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;color:#fff}
.odm-button:hover{transform:translateY(-2px)}
.odm-button-primary{background:var(--odm-sky);box-shadow:0 12px 26px rgba(0,0,0,.2)}
.odm-button-primary:hover{background:#4cc3ff;box-shadow:0 15px 32px rgba(0,0,0,.28)}
.odm-button-secondary{border:1px solid rgba(255,255,255,.65);background:rgba(255,255,255,.08);backdrop-filter:blur(5px)}
.odm-button-secondary:hover{background:rgba(255,255,255,.19)}
.odm-hero-panel{padding:28px;border:1px solid rgba(255,255,255,.26);border-radius:16px;background:rgba(5,37,60,.58);box-shadow:0 20px 46px rgba(0,0,0,.25);backdrop-filter:blur(12px)}
.odm-panel-kicker{margin-bottom:12px;font-size:11px;font-weight:800;letter-spacing:.22em;color:#8dd8ff;text-transform:uppercase}
.odm-hero-panel h2{margin:0 0 16px;font-size:26px;line-height:1.28;letter-spacing:.04em}
.odm-hero-panel p{margin:0;color:rgba(255,255,255,.83);font-size:15px;line-height:1.75}
.odm-panel-list{display:grid;gap:10px;margin:22px 0 0;padding:18px 0 0;border-top:1px solid rgba(255,255,255,.22)}
.odm-panel-list span{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:700}
.odm-panel-list span::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--odm-sky);box-shadow:0 0 0 4px rgba(30,169,239,.17)}

/* Hero brief card (moved out of hero) */
.odm-hero-brief{padding:56px 0;background:#eef4f8}
.odm-hero-brief .odm-container{display:flex;justify-content:center}
.odm-hero-brief-card{width:100%;max-width:1400px;padding:38px;border:1px solid rgba(13,47,71,.10);border-radius:18px;background:#fff;box-shadow:0 16px 40px rgba(9,55,83,.08)}
.odm-hero-brief-card .odm-panel-kicker{margin-bottom:14px;font-size:12px;font-weight:800;letter-spacing:.24em;color:var(--odm-blue);text-transform:uppercase}
.odm-hero-brief .odm-hero-brief-card h2{margin:0 0 13px;font-size:26px;line-height:1.28;letter-spacing:.04em;color:#0d2f47}
.odm-hero-brief .odm-hero-brief-card > p{margin:0 0 22px;color:#5c6e7d;font-size:15.5px;line-height:1.75}
.odm-hero-brief-card .odm-panel-list{display:grid;gap:10px;margin:22px 0 0;padding:18px 0 0;border-top:1px solid rgba(13,47,71,.12)}
.odm-hero-brief-card .odm-panel-list span{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:700;color:#3d5870}
.odm-hero-brief-card .odm-panel-list span::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--odm-sky);box-shadow:0 0 0 4px rgba(30,169,239,.17)}

/* Generic sections */
.odm-section{padding:110px 0}
.odm-section-alt{background:#fff}
.odm-container{width:min(100% - 36px,1400px);margin:0 auto}
.odm-section-head{max-width:1400px;margin:0 auto 48px;text-align:center}
.odm-kicker{margin:0 0 12px;color:var(--odm-sky);font-size:12px;font-weight:800;letter-spacing:.24em;text-transform:uppercase}
.odm-section h2{margin:0;color:var(--odm-ink);font-size:clamp(30px,3.8vw,46px);line-height:1.14;letter-spacing:.03em;font-weight:800}
.odm-section-head p{margin:20px auto 0;max-width:1400px;font-size:17px;line-height:1.85;color:#627384}
.odm-section-head h2.single-line{display:inline-block;white-space:nowrap}
.odm-lede{max-width:1400px;margin:0 auto 50px;padding:0 0 0 21px;border-left:4px solid var(--odm-sky);font-size:clamp(19px,2.2vw,28px);font-weight:600;line-height:1.62;color:#204864}

/* Value cards */
.odm-focus-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.odm-focus-card{position:relative;min-height:246px;padding:28px 24px;background:#fff;border:1px solid var(--odm-line);border-radius:14px;box-shadow:0 6px 20px rgba(20,66,95,.055);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease}
.odm-focus-card:hover{transform:translateY(-5px);border-color:#9fd4f0;box-shadow:0 18px 34px rgba(20,66,95,.12)}
.odm-focus-number{margin-bottom:35px;color:#9dc9de;font-size:13px;font-weight:800;letter-spacing:.18em}
.odm-focus-card h3{margin:0 0 10px;font-size:19px;line-height:1.35;letter-spacing:.02em;color:var(--odm-blue)}
.odm-focus-card p{margin:0;font-size:15px;line-height:1.8;color:#667786}

/* Process */
.odm-process{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;position:relative}
.odm-process::before{content:"";position:absolute;z-index:0;left:9%;right:9%;top:31px;height:1px;background:linear-gradient(90deg,transparent,#93cbe8 12%,#93cbe8 88%,transparent)}
.odm-step{position:relative;z-index:1;text-align:center;padding:0 10px}
.odm-step-no{width:62px;height:62px;margin:0 auto 20px;display:grid;place-items:center;border-radius:50%;border:7px solid #fff;background:linear-gradient(135deg,var(--odm-sky),var(--odm-blue));box-shadow:0 7px 18px rgba(22,80,122,.2);color:#fff;font-size:14px;font-weight:800}
.odm-step h3{margin:0 0 9px;color:var(--odm-blue);font-size:17px;line-height:1.35;letter-spacing:.02em}
.odm-step p{margin:0;font-size:14.5px;line-height:1.7;color:#657686}

/* Split photo / technical delivery */
.odm-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:58px;align-items:center}
.odm-image-card{min-height:470px;position:relative;overflow:hidden;border-radius:16px;background:#0d2f47;box-shadow:0 18px 42px rgba(15,54,78,.18)}
.odm-image-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .5s ease}
.odm-image-card:hover img{transform:scale(1.04)}
.odm-image-caption{position:absolute;z-index:1;left:23px;right:23px;bottom:21px;padding:16px 18px;color:#fff;background:rgba(7,45,70,.76);border:1px solid rgba(255,255,255,.21);border-radius:11px;backdrop-filter:blur(10px)}
.odm-image-caption b{display:block;font-size:14px;letter-spacing:.12em}
.odm-image-caption span{display:block;margin-top:3px;font-size:12px;line-height:1.55;color:rgba(255,255,255,.78)}
.odm-copy h2{max-width:820px}
.odm-copy > p{margin:21px 0 29px;font-size:17px;line-height:1.9;color:#617383}
.odm-deliverables{display:grid;gap:11px;margin:0;padding:0;list-style:none}
.odm-deliverables li{display:grid;grid-template-columns:28px 1fr;gap:11px;align-items:start;padding:15px 0;border-top:1px solid var(--odm-line);font-size:15px;line-height:1.7;color:#4d6172}
.odm-deliverables li:first-child{border-top:0}
.odm-deliverables b{display:grid;place-items:center;width:25px;height:25px;margin-top:1px;border-radius:50%;background:rgba(30,169,239,.12);color:var(--odm-blue);font-size:13px}
.odm-deliverables strong{display:block;margin-bottom:2px;color:var(--odm-blue);font-size:16px}

/* Package section redesign */
.odm-package-section{padding:120px 0;background:linear-gradient(180deg,#fff 0%,#f6fafd 100%)}
.odm-package-split{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:64px;align-items:start}
.odm-package-image{background:transparent;box-shadow:none;border-radius:0;min-height:0;display:flex;flex-direction:column;gap:18px}
.odm-package-image .odm-image-frame{position:relative;overflow:hidden;border-radius:18px;aspect-ratio:4/3;background:#0d2f47;box-shadow:0 24px 52px rgba(13,47,71,.18)}
.odm-package-image img{position:relative;width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.odm-package-image:hover img{transform:scale(1.03)}
.odm-package-image .odm-image-caption{position:relative;left:auto;right:auto;bottom:auto;padding:22px 24px;color:#0d2f47;background:#eef4f8;border:1px solid rgba(13,47,71,.08);border-radius:14px;backdrop-filter:none}
.odm-package-image .odm-image-caption b{display:block;font-size:15px;letter-spacing:.08em;color:#0d2f47}
.odm-package-image .odm-image-caption span{display:block;margin-top:5px;font-size:14px;line-height:1.65;color:#4b5b69}
.odm-package-copy h2{max-width:none;line-height:1.14}
.odm-package-copy > p{font-size:16px;line-height:1.8;color:#5c6e7d;margin:18px 0 30px}
.odm-package-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.odm-package-card{padding:22px;background:#fff;border:1px solid var(--odm-line);border-radius:14px;box-shadow:0 6px 20px rgba(20,66,95,.05);transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.odm-package-card:hover{transform:translateY(-4px);border-color:#9fd4f0;box-shadow:0 16px 34px rgba(20,66,95,.11)}
.odm-package-no{width:36px;height:36px;margin-bottom:14px;display:grid;place-items:center;border-radius:50%;background:linear-gradient(135deg,var(--odm-sky),var(--odm-blue));color:#fff;font-size:12px;font-weight:800}
.odm-package-card h3{margin:0 0 8px;color:var(--odm-blue);font-size:16px;line-height:1.35;letter-spacing:.02em}
.odm-package-card p{margin:0;font-size:14px;line-height:1.7;color:#5c6e7d}

/* Project brief and comparison */
.odm-brief{color:#fff;background:linear-gradient(118deg,#0d2f47,#16507a)}
.odm-brief .odm-section-head h2{color:#fff}
.odm-brief .odm-section-head p{color:rgba(255,255,255,.78)}
.odm-brief-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.odm-brief-item{min-height:180px;padding:25px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.17);border-radius:13px}
.odm-brief-item b{display:block;margin-bottom:15px;color:#8edcff;font-size:12px;letter-spacing:.18em;text-transform:uppercase}
.odm-brief-item h3{margin:0 0 7px;font-size:18px;letter-spacing:.02em;color:#fff}
.odm-brief-item p{margin:0;font-size:14.5px;line-height:1.75;color:rgba(255,255,255,.79)}
.odm-compare{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px;max-width:1400px;margin:0 auto}
.odm-compare-card{padding:58px 46px;min-height:360px;border:1px solid var(--odm-line);border-radius:16px;background:#fff;box-shadow:0 8px 26px rgba(20,66,95,.07)}
.odm-compare-card.is-odm,.odm-compare-card.is-oem{border-color:#8acdec;background:linear-gradient(145deg,#fff,#f2fbff)}
.odm-compare-card.is-link{display:block;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.odm-compare-card.is-link:hover{transform:translateY(-4px);border-color:#8acdec;box-shadow:0 16px 30px rgba(20,66,95,.12)}
.odm-compare-card.is-link:focus-visible{outline:3px solid rgba(30,169,239,.45);outline-offset:3px}
.odm-compare-card small{display:inline-block;margin-bottom:14px;color:#fff;background:var(--odm-blue);font-size:13px;font-weight:800;letter-spacing:.18em;padding:6px 14px;border-radius:999px}
.odm-compare-card h3{margin:0 0 12px;color:var(--odm-blue);font-size:26px;letter-spacing:.02em}
.odm-compare-card p{margin:0;color:#5c6e7d;font-size:16px;line-height:1.85}

/* Final CTA / footer */
.odm-final{position:relative;isolation:isolate;padding:82px 0;text-align:center;background:#fff}
.odm-final::before{content:"";position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center 35%;opacity:.18}
.odm-page .odm-final::before{background-image:url('img/odm-welding.jpg');opacity:.35}
.oem-page .odm-final::before{background-image:url('img/oem-blueprint.jpg');opacity:.35}
.obm-page .odm-final::before{background-image:url('img/company-building.jpg');opacity:.35}
.odm-final::after{content:"";position:absolute;inset:0;z-index:-1;background:rgba(255,255,255,.88)}
.odm-page .odm-final::after,.oem-page .odm-final::after,.obm-page .odm-final::after{background:rgba(255,255,255,.72)}
.odm-final h2{position:relative;max-width:1400px;margin:0 auto;color:var(--odm-ink);font-size:clamp(30px,3.8vw,46px);line-height:1.18;letter-spacing:.03em}
.odm-final h2.single-line{display:inline-block;white-space:nowrap}
.odm-final p{max-width:1400px;margin:20px auto 32px;color:#617383;font-size:17px;line-height:1.85}
.odm-final .odm-button{background:var(--odm-blue);box-shadow:0 12px 25px rgba(13,47,71,.2)}
.odm-final .odm-button:hover{background:var(--odm-sky)}
.odm-footer{padding:30px 18px;background:var(--odm-ink);color:#a9c1d1;text-align:center;font-size:12.5px}
.odm-footer nav{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 18px;margin-bottom:12px;color:#d8e7f0;font-weight:700}
.odm-footer nav a:hover{color:#7ed5ff}
.odm-wa,.odm-top{position:fixed;right:22px;border:0;color:#fff;z-index:40;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .2s ease,background .2s ease}
.odm-wa{bottom:88px;width:60px;height:60px;border-radius:50%;background:#25d366;box-shadow:0 10px 28px rgba(37,211,102,.36)}
.odm-wa:hover{transform:translateY(-3px) scale(1.04);background:#1ebe5b}
.odm-wa svg{width:32px;height:32px}
.odm-top{bottom:22px;width:44px;height:44px;border-radius:50%;background:var(--odm-blue);box-shadow:0 8px 20px rgba(13,47,71,.26);opacity:0;visibility:hidden}
.odm-top.is-visible{opacity:1;visibility:visible}
.odm-top:hover{background:var(--odm-sky);transform:translateY(-2px)}

/* Motion */
.js .odm-reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.js .odm-reveal.is-visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}.js .odm-reveal{opacity:1;transform:none}}

@media(max-width:1080px){
  .odm-menu{position:fixed;top:0;right:0;width:min(360px,84vw);height:100dvh;padding:86px 0 20px;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;background:#fff;color:var(--odm-ink);box-shadow:-16px 0 44px rgba(7,44,70,.22);transform:translateX(100%);visibility:hidden;transition:transform .28s ease,visibility .28s;z-index:52}
  .odm-menu.is-open{transform:translateX(0);visibility:visible}
  .odm-menu a{padding:13px 25px;border-radius:0;border-bottom:1px solid #e8eff4}
  .odm-menu a:hover,.odm-menu a.is-current{color:#fff;background:var(--odm-blue)}
  .odm-menu-contact{display:grid;gap:7px;margin:13px 25px 0;padding:16px 0 0;border-top:1px solid var(--odm-line);font-size:13px;font-weight:700;color:var(--odm-blue)}
  .odm-menu-backdrop{display:block;position:fixed;inset:0;z-index:51;background:rgba(6,38,59,.42);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease}
  .odm-menu-backdrop.is-open{opacity:1;visibility:visible}
  .odm-burger{display:flex;position:relative;z-index:53}
  .odm-nav-in{height:70px}
  .odm-nav-actions{margin-left:auto}
  .odm-nav-cta{display:none}
  .odm-hero-inner{padding:120px 0 80px}
  .odm-hero-brief-card{padding:32px}
  .odm-focus-grid{grid-template-columns:repeat(2,1fr)}
  .odm-process{grid-template-columns:repeat(3,1fr);row-gap:33px}
  .odm-process::before{display:none}
}
@media(max-width:760px){
  .odm-nav-in,.odm-container,.odm-hero-inner{width:min(100% - 28px,1840px)}
  .odm-logo{height:40px;padding:0 12px}.odm-logo img{height:31px}
  .odm-language{height:38px;min-width:43px;padding:0 9px}.odm-burger{width:40px;height:40px}
  .odm-hero{min-height:100dvh}.odm-hero-inner{padding:110px 0 70px}
  .odm-hero h1,.oem-page .odm-hero h1,.obm-page .odm-hero h1{font-size:clamp(36px,11vw,54px);white-space:normal}
  .odm-section-head h2.single-line,.odm-final h2.single-line{white-space:normal;display:block}
  .odm-hero p{font-size:15.5px;margin:18px 0 26px}
  .odm-hero-brief{padding:40px 0}
  .odm-hero-brief-card{padding:26px;border-radius:14px}
  .odm-hero-brief-card h2{font-size:21px}
  .odm-hero-brief-card > p{font-size:14.5px}
  .odm-section{padding:70px 0}.odm-section-head{margin-bottom:32px}.odm-section-head p{font-size:15px}
  .odm-lede{padding-left:18px;font-size:18px}
  .odm-focus-grid{grid-template-columns:1fr}.odm-focus-card{min-height:0;padding:24px}.odm-focus-number{margin-bottom:25px}
  .odm-process{grid-template-columns:repeat(2,1fr);gap:29px 12px}.odm-step{padding:0 2px}.odm-step-no{margin-bottom:13px}
  .odm-split{grid-template-columns:1fr;gap:30px}.odm-image-card{min-height:360px}.odm-copy > p{font-size:15px}
  .odm-package-section{padding:80px 0}
  .odm-package-split{grid-template-columns:1fr;gap:32px}
  .odm-package-image .odm-image-frame{aspect-ratio:16/10}
  .odm-package-grid{grid-template-columns:1fr}
  .odm-brief-grid{grid-template-columns:1fr}.odm-brief-item{min-height:0}
  .odm-compare{grid-template-columns:1fr}.odm-compare-card{padding:32px;min-height:0}
  .odm-final{padding:68px 18px}.odm-final p{font-size:15px}
  .odm-wa{width:56px;height:56px;right:16px;bottom:77px}.odm-top{right:16px;bottom:18px}
}
@media(max-width:420px){.odm-buttons{display:grid;grid-template-columns:1fr}.odm-button{width:100%}.odm-process{grid-template-columns:1fr}.odm-step{display:grid;grid-template-columns:54px 1fr;text-align:left;column-gap:13px}.odm-step-no{grid-row:span 2;width:48px;height:48px;border-width:5px;margin:0}.odm-step h3{align-self:end;margin:0}.odm-step p{grid-column:2}.odm-hero{min-height:100dvh}}

/* ===== unified sd-nav (homepage standard) v20260824aj ===== */
.sd-nav{position:fixed;top:0;left:0;right:0;z-index:50;background:linear-gradient(180deg,rgba(8,55,85,.78) 0%,rgba(8,55,85,.52) 35%,rgba(8,55,85,.22) 70%,rgba(8,55,85,0) 100%);border-bottom:none;transition:background .3s,box-shadow .3s,color .3s}
.sd-nav a{text-decoration:none}
.sd-nav .sd-in{max-width:1840px;margin:0 auto;padding:16px clamp(10px,1vw,18px);display:flex;align-items:center;justify-content:space-between;gap:12px}
.sd-logo{display:flex;align-items:center;justify-content:center;color:#fff;letter-spacing:.5px;transition:color .3s,background .3s;text-shadow:0 2px 6px rgba(0,0,0,.45);flex-shrink:0;margin-right:0;background:#fff;padding:0 16px;border-radius:10px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);height:46px;box-sizing:border-box}
.sd-logo img{height:38px;width:auto;display:block;transition:transform .3s}
.sd-logo:hover img{transform:scale(1.04)}
.sd-menu{display:flex;gap:6px;font-size:14px;font-weight:600;color:#fff;transition:color .3s,background .3s,border-color .3s;text-shadow:0 2px 6px rgba(0,0,0,.45);flex:0 0 auto;justify-content:center;min-width:0;height:46px;padding:0 6px;margin-left:auto;margin-right:auto;transform:translateX(52px);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.35);border-radius:10px}
.sd-menu a{white-space:nowrap;padding:0 16px;height:46px;border-radius:10px;background:transparent;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s;display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box;color:inherit}
.sd-menu a:hover{color:#16507a;background:#fff;border-color:#fff;text-decoration:none}
.sd-menu a.sd-svc{background:transparent;color:inherit;border-color:transparent;font-weight:inherit;letter-spacing:normal}
.sd-menu a.sd-svc:hover{color:#16507a;background:#fff;border-color:#fff}
.sd-nav.sd-scrolled .sd-menu a.sd-svc{background:transparent;border-color:transparent;color:inherit}
.sd-nav.sd-scrolled .sd-menu a.sd-svc:hover{color:#fff;background:#16507a;border-color:#16507a}
.sd-menu-contact{display:none}
.sd-burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:#16507a;padding:0;width:42px;height:42px;border-radius:50%;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,.35);transition:transform .2s,background .2s;position:relative;z-index:55}
.sd-burger:hover{transform:translateY(-1px);background:#0d2f47}
.sd-burger span{width:20px;height:2.5px;background:#fff;border-radius:2px;transition:.25s}
.sd-burger.sd-open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.sd-burger.sd-open span:nth-child(2){opacity:0}
.sd-burger.sd-open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
.sd-menu-backdrop{display:none}
.sd-nav.sd-scrolled{background:rgba(255,255,255,.96);box-shadow:0 1px 8px rgba(0,0,0,.06)}
.sd-nav.sd-scrolled .sd-logo{color:#16507a;text-shadow:none;background:#fff;backdrop-filter:none;-webkit-backdrop-filter:none}
.sd-nav.sd-scrolled .sd-logo img{filter:none}
.sd-nav.sd-scrolled .sd-menu{color:#16507a;text-shadow:none;background:rgba(22,80,122,.06);border-color:rgba(22,80,122,.2)}
.sd-nav.sd-scrolled .sd-menu a{border-color:transparent;background:transparent}
.sd-nav.sd-scrolled .sd-menu a:hover{color:#fff;background:#16507a;border-color:#16507a}
.sd-nav.sd-scrolled .sd-burger span{background:#fff}
.sd-cta{position:relative;overflow:hidden;background:#fff;color:#16507a;padding:0 18px;height:46px;border-radius:10px;font-size:13.5px;font-weight:700;transition:.2s;border:1px solid #fff;animation:sdPulse 2.4s ease-in-out infinite;white-space:nowrap;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box}
.sd-cta:hover{transform:translateY(-2px);background:#0d2f47;color:#fff;border-color:#0d2f47}
.sd-cta::before{content:"";position:absolute;top:0;left:0;width:55%;height:100%;background:linear-gradient(120deg,rgba(255,255,255,0),rgba(255,255,255,.5),rgba(255,255,255,0));transform:translateX(-180%) skewX(-16deg);transition:transform .8s ease;z-index:-1;pointer-events:none}
.sd-cta:hover::before{transform:translateX(280%) skewX(-16deg)}
@keyframes sdPulse{0%,100%{box-shadow:0 6px 18px rgba(22,80,122,.3)}50%{box-shadow:0 6px 26px rgba(22,80,122,.6)}}
.sd-nav.sd-scrolled .sd-cta{background:#fff;color:#16507a;border-color:#fff;padding:0 18px;height:46px}
.sd-nav.sd-scrolled .sd-cta:hover{background:#16507a;color:#fff;border-color:#16507a;box-shadow:0 10px 26px rgba(22,80,122,.55)}
.sd-nav-tools{display:flex;align-items:center;gap:8px;margin-left:auto;flex-shrink:0}
.sd-nav-tools .sd-nav-lang{margin-right:8px}
.sd-nav-tel,.sd-nav-mail{display:inline-flex;align-items:center;justify-content:center;gap:7px;color:#fff;font-size:13.5px;font-weight:800;transition:background .3s,color .3s,border-color .3s;background:transparent;border:1px solid rgba(255,255,255,.35);padding:0 12px;height:46px;border-radius:10px;white-space:nowrap;flex-shrink:0;letter-spacing:.02em;text-shadow:0 1px 2px rgba(0,0,0,.35);box-sizing:border-box}
.sd-nav-tel span,.sd-nav-mail span{color:#fff}
.sd-nav-tel:hover,.sd-nav-mail:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.6)}
.sd-nav-tel svg,.sd-nav-mail svg{width:16px;height:16px;fill:#fff;flex-shrink:0}
.sd-nav.sd-scrolled .sd-nav-tel,.sd-nav.sd-scrolled .sd-nav-mail{color:#16507a;background:transparent;border-color:rgba(22,80,122,.3);text-shadow:none}
.sd-nav.sd-scrolled .sd-nav-tel span,.sd-nav.sd-scrolled .sd-nav-mail span{color:#16507a}
.sd-nav.sd-scrolled .sd-nav-tel svg,.sd-nav.sd-scrolled .sd-nav-mail svg{fill:#16507a}
.sd-nav.sd-scrolled .sd-nav-tel:hover,.sd-nav.sd-scrolled .sd-nav-mail:hover{color:#fff;background:#16507a;border-color:#16507a}
.sd-nav.sd-scrolled .sd-nav-tel:hover span,.sd-nav.sd-scrolled .sd-nav-mail:hover span{color:#fff}
.sd-nav.sd-scrolled .sd-nav-tel:hover svg,.sd-nav.sd-scrolled .sd-nav-mail:hover svg{fill:#fff}
.sd-nav-lang{display:inline-flex;align-items:center;justify-content:center;gap:6px;color:#fff;font-size:13px;font-weight:800;padding:0 13px;height:46px;border-radius:10px;transition:background .2s,border-color .2s;white-space:nowrap;flex-shrink:0;background:transparent;border:1px solid rgba(255,255,255,.35);text-shadow:0 1px 2px rgba(0,0,0,.35);box-sizing:border-box}
.sd-nav-lang span{color:#fff}
.sd-nav-lang:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.6)}
.sd-nav-lang svg{width:14px;height:14px;fill:#fff;flex-shrink:0}
.sd-nav.sd-scrolled .sd-nav-lang{color:#16507a;background:transparent;border-color:rgba(22,80,122,.3);text-shadow:none}
.sd-nav.sd-scrolled .sd-nav-lang span{color:#16507a}
.sd-nav.sd-scrolled .sd-nav-lang svg{fill:#16507a}
.sd-nav.sd-scrolled .sd-nav-lang:hover{color:#fff;background:#16507a;border-color:#16507a}
.sd-nav.sd-scrolled .sd-nav-lang:hover span{color:#fff}
.sd-nav.sd-scrolled .sd-nav-lang:hover svg{fill:#fff}
@media(max-width:1100px){
  .sd-burger{display:flex;order:99;margin-left:12px}
  .sd-menu{position:fixed;top:0;right:0;height:100%;width:min(360px,82vw);flex-direction:column;gap:0;background:#fff;padding:80px 0 18px;overflow-y:auto;text-shadow:none;box-shadow:-12px 0 34px rgba(22,80,122,.18);transform:translateX(100%);visibility:hidden;transition:transform .28s ease,visibility .28s;z-index:49}
  .sd-menu.sd-show{transform:translateX(0);visibility:visible}
  .sd-menu a{padding:13px 24px;border-bottom:1px solid #e8eef4;color:#374151}
  .sd-menu a:last-child{border-bottom:none}
  .sd-nav-lang span{display:none}
  .sd-nav-lang{padding:7px}
  .sd-menu-contact{display:flex;flex-direction:column;gap:8px;padding:16px 24px;border-top:1px solid #e8eef4;margin-top:6px}
  .sd-menu-contact a{color:#16507a;font-weight:700;font-size:14px}
  .sd-menu-backdrop{display:block;position:fixed;inset:0;background:rgba(10,40,60,.42);opacity:0;visibility:hidden;transition:opacity .25s ease;z-index:48}
  .sd-menu-backdrop.sd-show{opacity:1;visibility:visible}
  .sd-nav-tel span{display:none}
}
@media(max-width:980px){.sd-nav-tel,.sd-nav-mail{display:none}}
@media(max-width:760px){.sd-nav-tools{display:flex;gap:8px}.sd-nav-tel,.sd-nav-mail,.sd-cta{display:none}.sd-nav-tools .sd-nav-lang{margin-right:0}.sd-nav-lang{padding:0 10px;height:38px;font-size:12px}.sd-cta{padding:8px 12px;font-size:12px;animation:none}}
@media(max-width:480px){
  .sd-nav .sd-in{padding:10px 10px;gap:8px}
  .sd-logo{margin-right:0}
  .sd-logo img{height:30px}
  .sd-nav-tools{gap:6px}
  .sd-nav-lang{padding:6px;background:rgba(255,255,255,.12)}
  .sd-burger{width:40px;height:40px;margin-left:4px}
  .sd-cta{padding:8px 10px;font-size:11px;border-radius:8px}
}
@media(max-width:380px){
  .sd-cta{font-size:0;padding:9px 10px}
  .sd-cta::before{display:none}
  .sd-cta::after{content:"\2192";position:static;opacity:1;transform:none;font-size:15px;font-weight:800;margin-left:0}
}
/* ===== end unified sd-nav ===== */

/* 移动端汉堡菜单修复（与主页 index.html 一致的统一效果） */
@media(max-width:1100px){.sd-menu{transform:translateX(100%);height:100%;padding:80px 0 18px;background:#fff;border:0;border-radius:0;text-shadow:none;margin:0;flex-direction:column;gap:0;justify-content:flex-start;transition:transform .28s ease,visibility .28s}.sd-menu.sd-show{transform:translateX(0)}.sd-menu a,.sd-menu a.sd-svc{color:#374151}.sd-menu-contact a{color:#16507a}.sd-menu-contact{display:flex}.sd-menu-backdrop{background:rgba(255,255,255,.35)!important;backdrop-filter:blur(10px)!important;-webkit-backdrop-filter:blur(10px)!important}}