:root{
  --navy-900:#050F2A;--navy-800:#0A1F4A;--navy-700:#0E2A6E;--navy-600:#1A3FA0;
  --brand:#1E4FD8;--brand-light:#3D73F0;--brand-pale:#EAF0FF;
  --gold:#C8A45C;--gold-light:#E0C080;--gold-pale:#FBF6EA;
  --ink:#131D33;--ink-2:#4A5671;--ink-3:#8A96AD;
  --line:#E2E7F0;--bg:#F7F9FC;--white:#fff;
  --shadow-sm:0 4px 16px rgba(10,30,80,.06);
  --shadow-md:0 12px 36px rgba(10,30,80,.10);
  --shadow-lg:0 24px 64px rgba(10,30,80,.16);
  --radius:14px;--radius-lg:22px;--maxw:1240px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Inter","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
section{padding:100px 0;position:relative}

/* Nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:all .3s;padding:20px 0}
.nav.scrolled{background:rgba(5,15,42,.94);backdrop-filter:blur(14px);box-shadow:0 4px 24px rgba(0,0,0,.25);padding:10px 0}
.nav-inner{display:flex;align-items:center;justify-content:space-between;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.logo{display:flex;align-items:center;gap:12px;color:#fff}
.logo-mark{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--brand-light),var(--brand));display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px;box-shadow:0 4px 14px rgba(30,79,216,.45)}
.logo-text .cn{font-size:17px;font-weight:700;letter-spacing:1px;line-height:1.2}
.logo-text .en{font-size:9px;letter-spacing:2.5px;opacity:.65;text-transform:uppercase;margin-top:2px}
.nav-menu{display:flex;gap:4px;align-items:center}
.nav-menu a{color:rgba(255,255,255,.82);font-size:14px;padding:9px 15px;border-radius:8px;transition:.2s;font-weight:500}
.nav-menu a:hover{color:#fff;background:rgba(255,255,255,.1)}
.nav-cta{background:var(--gold)!important;color:var(--navy-900)!important;font-weight:700!important;margin-left:6px}
.nav-cta:hover{background:var(--gold-light)!important}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:24px;cursor:pointer}

/* Hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:
  radial-gradient(ellipse at 80% 20%,rgba(61,115,240,.35),transparent 50%),
  radial-gradient(ellipse at 15% 80%,rgba(200,164,92,.12),transparent 45%),
  linear-gradient(135deg,#050F2A,#0A1F4A 40%,#0E2A6E 75%,#1A3FA0);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%)}
.hero::after{content:"";position:absolute;bottom:0;left:0;right:0;height:180px;background:linear-gradient(to top,var(--bg),transparent);z-index:1}
.hero-inner{position:relative;z-index:2;width:100%;padding:120px 0 70px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:3px;text-transform:uppercase;color:var(--gold-light);font-weight:600;margin-bottom:28px;padding:8px 18px;border:1px solid rgba(200,164,92,.3);border-radius:30px;background:rgba(200,164,92,.06)}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold)}
.hero h1{font-size:clamp(34px,5.2vw,62px);font-weight:800;line-height:1.15;letter-spacing:-.5px;margin-bottom:24px}
.hero h1 .accent{background:linear-gradient(135deg,var(--gold-light),var(--gold));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-lead{font-size:clamp(15px,1.4vw,18px);opacity:.82;max-width:680px;line-height:1.9;margin-bottom:40px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:56px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 30px;border-radius:10px;font-size:15px;font-weight:600;transition:.25s;cursor:pointer;border:none}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 24px rgba(30,79,216,.4)}
.btn-primary:hover{background:var(--brand-light);transform:translateY(-2px);box-shadow:0 12px 30px rgba(30,79,216,.5)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.3)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-light)}
.btn-block{width:100%}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;max-width:880px}
.hero-stat{padding:0 28px;border-left:1px solid rgba(255,255,255,.15)}
.hero-stat:first-child{padding-left:0;border-left:none}
.hero-stat .num{font-size:clamp(28px,3.5vw,42px);font-weight:800;line-height:1;display:flex;align-items:baseline;gap:4px}
.hero-stat .unit{font-size:16px;font-weight:600;color:var(--gold-light)}
.hero-stat .label{font-size:13px;opacity:.65;margin-top:10px}

/* Section heads */
.section-head{text-align:center;max-width:760px;margin:0 auto 60px}
.section-eyebrow{display:inline-block;font-size:12px;letter-spacing:3px;text-transform:uppercase;color:var(--brand);font-weight:700;margin-bottom:14px}
.section-eyebrow.gold{color:var(--gold)}
.section-title{font-size:clamp(26px,3vw,38px);font-weight:800;color:var(--navy-800);line-height:1.3}
.section-sub{font-size:16px;color:var(--ink-2);margin-top:14px}
.divider-line{width:50px;height:3px;background:linear-gradient(90deg,var(--brand),var(--gold));margin:18px auto 0;border-radius:2px}

/* Reveal */
.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:translateY(0)}

/* About */
.about{background:#fff}
.about-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}
.about-text h2{font-size:clamp(26px,3vw,36px);font-weight:800;color:var(--navy-800);line-height:1.4;margin-bottom:22px}
.about-text h2 .gold{color:var(--gold)}
.about-desc{color:var(--ink-2);font-size:15px;line-height:1.9;margin-bottom:16px}
.about-desc p{margin-bottom:14px}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:30px}
.about-feature{display:flex;gap:14px;align-items:flex-start}
.about-feature .ic{width:42px;height:42px;border-radius:10px;flex-shrink:0;background:var(--brand-pale);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:20px}
.about-feature h3{font-size:15px;color:var(--navy-800);margin-bottom:4px;font-weight:700}
.about-feature p{font-size:13px;color:var(--ink-3);line-height:1.6;margin:0}
.about-card{background:linear-gradient(135deg,var(--navy-800),var(--navy-700));border-radius:var(--radius-lg);padding:38px;color:#fff;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.about-card::before{content:"";position:absolute;top:-50px;right:-50px;width:200px;height:200px;background:radial-gradient(circle,rgba(200,164,92,.2),transparent 70%);border-radius:50%}
.about-card h3{font-size:20px;font-weight:700;margin-bottom:22px;position:relative}
.about-card-row{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.1);position:relative;font-size:14px}
.about-card-row:last-of-type{border-bottom:none}
.about-card-row .k{opacity:.7}
.about-card-row .v{font-weight:600;color:var(--gold-light);text-align:right}

/* History */
.history{background:linear-gradient(180deg,var(--bg),#fff)}
.timeline{position:relative;max-width:900px;margin:0 auto;padding:10px 0}
.timeline::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,transparent,var(--brand) 10%,var(--gold) 90%,transparent);transform:translateX(-50%)}
.tl-item{display:grid;grid-template-columns:1fr 56px 1fr;gap:0;margin-bottom:36px;align-items:center}
.tl-content{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;box-shadow:var(--shadow-sm);transition:.3s}
.tl-content:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.tl-item:nth-child(odd) .tl-content{grid-column:1;text-align:right}
.tl-item:nth-child(even) .tl-content{grid-column:3}
.tl-dot{grid-column:2;width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--navy-700));border:4px solid #fff;box-shadow:0 0 0 2px var(--brand);display:flex;align-items:center;justify-content:center;margin:0 auto;color:#fff;font-weight:800;font-size:13px;z-index:2}
.tl-year{font-size:20px;font-weight:800;color:var(--brand);margin-bottom:4px}
.tl-title{font-size:15px;font-weight:700;color:var(--navy-800);margin-bottom:4px}
.tl-desc{font-size:13px;color:var(--ink-2);line-height:1.7}

/* Business */
.business{background:var(--navy-900);color:#fff;position:relative;overflow:hidden}
.business::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:80px 80px}
.business .section-title{color:#fff}
.business .section-sub{color:rgba(255,255,255,.65)}
.biz-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.biz-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius-lg);padding:34px 26px;transition:.35s;position:relative;overflow:hidden}
.biz-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brand),var(--gold));transform:scaleX(0);transform-origin:left;transition:.4s}
.biz-card:hover{background:rgba(255,255,255,.07);border-color:rgba(200,164,92,.3);transform:translateY(-6px);box-shadow:0 20px 50px rgba(0,0,0,.4)}
.biz-card:hover::before{transform:scaleX(1)}
.biz-icon{width:58px;height:58px;border-radius:14px;margin-bottom:22px;background:linear-gradient(135deg,rgba(30,79,216,.25),rgba(30,79,216,.08));border:1px solid rgba(61,115,240,.3);display:flex;align-items:center;justify-content:center;font-size:26px}
.biz-card h3{font-size:19px;font-weight:700;margin-bottom:12px;color:#fff}
.biz-card p{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.8}
.biz-num{position:absolute;top:22px;right:26px;font-size:46px;font-weight:800;color:rgba(255,255,255,.05);line-height:1}

/* Products */
.products{background:#fff}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prod-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:.3s}
.prod-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:var(--brand-pale)}
.prod-img{height:190px;background:linear-gradient(135deg,var(--navy-700),var(--brand));display:flex;align-items:center;justify-content:center;font-size:56px;position:relative;overflow:hidden;color:rgba(255,255,255,.85)}
.prod-img img{width:100%;height:100%;object-fit:cover}
.prod-img::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:30px 30px}
.prod-img.g2{background:linear-gradient(135deg,#1A3FA0,#3D73F0)}
.prod-img.g3{background:linear-gradient(135deg,#0A1F4A,#1E4FD8)}
.prod-img.g4{background:linear-gradient(135deg,#0E2A6E,#2F6BFF)}
.prod-img.g5{background:linear-gradient(135deg,#13294B,#C8A45C)}
.prod-img.g6{background:linear-gradient(135deg,#1A3FA0,#0A1F4A)}
.prod-body{padding:24px}
.prod-body .tag{display:inline-block;font-size:11px;background:var(--brand-pale);color:var(--brand);padding:3px 10px;border-radius:20px;font-weight:600;margin-bottom:10px}
.prod-body h3{font-size:17px;color:var(--navy-800);margin-bottom:8px;font-weight:700}
.prod-body p{font-size:13.5px;color:var(--ink-2);line-height:1.7}

/* Cases */
.cases{background:var(--bg)}
.case-tabs{display:flex;justify-content:center;gap:8px;margin-bottom:44px;flex-wrap:wrap}
.case-tab{padding:10px 24px;border-radius:30px;border:1.5px solid var(--line);background:#fff;color:var(--ink-2);font-size:14px;font-weight:600;cursor:pointer;transition:.25s}
.case-tab:hover{border-color:var(--brand);color:var(--brand)}
.case-tab.active{background:var(--navy-800);color:#fff;border-color:var(--navy-800)}
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.case-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:320px;display:flex;align-items:flex-end;background:linear-gradient(135deg,var(--navy-800),var(--navy-700));box-shadow:var(--shadow-md);transition:.4s;cursor:pointer}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.case-card::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:40px 40px}
.case-card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(5,15,42,.95),rgba(5,15,42,.3) 50%,transparent)}
.case-cover{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.case-bg-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-60%);font-size:130px;opacity:.12}
.case-content{position:relative;z-index:2;padding:32px;width:100%}
.case-content .ct{display:inline-block;font-size:11px;letter-spacing:2px;color:var(--gold-light);font-weight:700;margin-bottom:10px;text-transform:uppercase}
.case-content h3{font-size:21px;color:#fff;font-weight:700;margin-bottom:8px}
.case-content p{font-size:13.5px;color:rgba(255,255,255,.75);line-height:1.7;margin-bottom:14px}
.case-meta span{font-size:12.5px;color:rgba(255,255,255,.6)}
.case-meta b{color:var(--gold-light);font-weight:600}
.case-card.featured{grid-column:span 2;min-height:380px}
.case-card.featured .case-content h3{font-size:27px}

/* Clients */
.clients{background:#fff}
.client-wall{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:44px;box-shadow:var(--shadow-sm);margin-bottom:28px}
.client-wall h3{text-align:center;font-size:18px;color:var(--navy-800);margin-bottom:30px;font-weight:700}
.client-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.client-group .cg-title{font-size:13px;color:var(--brand);font-weight:700;margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--brand-pale);text-align:center}
.client-logos{display:grid;gap:10px}
.client-logo{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:13px 10px;text-align:center;font-size:13px;color:var(--ink-2);font-weight:600;transition:.2s}
.client-logo:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-pale)}
.alliance{background:linear-gradient(135deg,var(--navy-800),var(--navy-900));border-radius:var(--radius-lg);padding:44px;color:#fff;position:relative;overflow:hidden}
.alliance::before{content:"";position:absolute;top:-80px;right:-80px;width:300px;height:300px;background:radial-gradient(circle,rgba(200,164,92,.15),transparent 70%);border-radius:50%}
.alliance h3{font-size:22px;margin-bottom:8px;position:relative}
.alliance .a-sub{font-size:14px;color:rgba(255,255,255,.65);margin-bottom:32px;position:relative}
.alliance-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.alliance-card{background:rgba(255,255,255,.05);border:1px solid rgba(200,164,92,.25);border-radius:14px;padding:22px;text-align:center;transition:.3s}
.alliance-card:hover{background:rgba(200,164,92,.1);border-color:var(--gold);transform:translateY(-4px)}
.al-logo{width:58px;height:58px;margin:0 auto 12px;border-radius:12px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;color:var(--gold-light)}
.al-title{font-size:15px;margin-bottom:4px;color:#fff}
.alliance-card p{font-size:12px;color:rgba(255,255,255,.6);line-height:1.6}

/* Ticket */
.ticket-section{background:var(--bg)}
.ticket-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:28px}
.ticket-form-wrap{background:#fff;border-radius:var(--radius-lg);padding:38px;box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.ticket-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13.5px;font-weight:600;color:var(--navy-800);margin-bottom:7px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:9px;font-size:14px;font-family:inherit;transition:.2s;background:#fff;color:var(--ink)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(30,79,216,.1)}
.form-group textarea{resize:vertical}
.ticket-side{display:flex;flex-direction:column;gap:18px}
.ticket-info-card{background:#fff;border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.ticket-info-card h3{font-size:16px;color:var(--navy-800);margin-bottom:12px;font-weight:700}
.hotline{font-size:24px;font-weight:800;color:var(--brand);letter-spacing:1px}
.hint{font-size:12.5px;color:var(--ink-3);margin-top:6px}
.track-form{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.track-form input{padding:10px 14px;border:1.5px solid var(--line);border-radius:9px;font-size:14px}
.promise-list{list-style:none;margin-top:8px}
.promise-list li{padding:7px 0;font-size:13.5px;color:var(--ink-2);border-bottom:1px dashed var(--line)}
.promise-list li:last-child{border-bottom:none}
#trackResult{margin-top:14px;font-size:13px}
.track-step{padding:10px 12px;border-left:3px solid var(--brand);background:var(--brand-pale);margin-bottom:8px;border-radius:0 8px 8px 0}
.track-step .ts-time{font-size:11px;color:var(--ink-3)}
.track-step .ts-text{color:var(--navy-800);font-weight:600}

/* Contact */
.contact{background:linear-gradient(135deg,var(--navy-900),var(--navy-800));color:#fff;position:relative;overflow:hidden}
.contact::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:60px 60px}
.contact .section-title{color:#fff}
.contact .section-sub{color:rgba(255,255,255,.65)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;position:relative}
.contact-card{border-radius:var(--radius-lg);padding:38px;position:relative;overflow:hidden}
.contact-card.hq{background:linear-gradient(135deg,var(--brand),var(--navy-700));box-shadow:var(--shadow-lg)}
.contact-card.branch{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(10px)}
.contact-card .tag{display:inline-block;font-size:11px;letter-spacing:2px;padding:5px 14px;border-radius:20px;font-weight:700;margin-bottom:18px}
.contact-card.hq .tag{background:rgba(255,255,255,.2);color:#fff}
.contact-card.branch .tag{background:rgba(200,164,92,.2);color:var(--gold-light)}
.contact-card h3{font-size:21px;margin-bottom:22px;font-weight:700}
.contact-item{display:flex;gap:14px;align-items:flex-start;margin-bottom:16px}
.contact-item .ic{width:36px;height:36px;border-radius:8px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:16px;background:rgba(255,255,255,.12)}
.contact-item .k{font-size:11px;opacity:.65;letter-spacing:1px;margin-bottom:2px}
.contact-item .v{font-size:14.5px;font-weight:500}

/* Footer */
.footer{background:#040B1F;color:rgba(255,255,255,.6);padding:54px 0 26px}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:36px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13px;line-height:1.8;max-width:340px;margin-bottom:14px}
.visit-stats{display:flex;gap:18px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.5)}
.visit-stats b{color:var(--gold-light);font-weight:700;font-size:14px;margin:0 2px}
.ft-title{color:#fff;font-size:14px;margin-bottom:16px;font-weight:600}
.footer ul{list-style:none}
.footer li{margin-bottom:9px;font-size:13px}
.footer a:hover{color:var(--gold-light)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px}

/* Modal */
.modal{display:none;position:fixed;inset:0;background:rgba(5,15,42,.7);z-index:1000;align-items:center;justify-content:center;backdrop-filter:blur(4px);padding:20px}
.modal.show{display:flex}
.modal-box{background:#fff;border-radius:var(--radius-lg);padding:40px;max-width:440px;width:100%;text-align:center;box-shadow:var(--shadow-lg)}
.modal-icon{font-size:52px;margin-bottom:14px}
.modal-box h3{font-size:22px;color:var(--navy-800);margin-bottom:12px;font-weight:700}
.modal-body{color:var(--ink-2);font-size:14px;margin-bottom:24px;line-height:1.8}
.modal-body .ticket-no{display:inline-block;background:var(--brand-pale);color:var(--brand);padding:8px 18px;border-radius:8px;font-weight:700;font-size:16px;margin:8px 0;letter-spacing:1px}

/* Focus */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2.5px solid var(--gold);outline-offset:2px;border-radius:6px}

/* Responsive */
@media(max-width:1024px){
  .biz-grid,.alliance-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid,.client-groups{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .case-card.featured{grid-column:span 1;min-height:320px}
}
@media(max-width:768px){
  section{padding:64px 0}
  .nav-menu{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(5,15,42,.97);flex-direction:column;padding:16px;gap:4px}
  .nav-menu.open{display:flex}
  .nav-menu a{width:100%;padding:13px 16px}
  .nav-toggle{display:block}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:28px 18px}
  .hero-stat:nth-child(3){padding-left:0;border-left:none}
  .about-grid,.cap-grid,.contact-grid,.ticket-grid{grid-template-columns:1fr;gap:40px}
  .ticket-form .form-row{grid-template-columns:1fr}
  .case-grid,.prod-grid,.client-groups,.alliance-grid,.biz-grid{grid-template-columns:1fr}
  .timeline::before{left:26px}
  .tl-item{grid-template-columns:52px 1fr}
  .tl-item:nth-child(odd) .tl-content,.tl-item:nth-child(even) .tl-content{grid-column:2;text-align:left}
  .tl-dot{grid-column:1}
  .client-wall,.alliance,.contact-card,.ticket-form-wrap{padding:28px 22px}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media print{
  .nav,.hero-actions,.case-tabs,.ticket-section,.btn{display:none!important}
  body{background:#fff}
  section{padding:24px 0}
}