:root{--navy:#06133d;--orange:#f45b17;--blue:#1f6fe5;--muted:#667085;--light:#f7f9fc;--border:#e5e8ef;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--light);color:var(--navy);line-height:1.6}a{text-decoration:none;color:inherit}
.site-header{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid var(--border)}
.header-inner{max-width:1240px;margin:auto;padding:16px 24px;display:flex;align-items:center;gap:24px}
.brand img{width:165px;display:block}.public-nav{display:flex;align-items:center;gap:22px;margin-left:auto}.public-nav a{font-weight:700;font-size:16px;color:var(--navy);padding:10px 0}.public-nav a:hover,.public-nav a.active{color:var(--orange)}
.nav-cta{background:var(--orange);color:#fff!important;padding:13px 20px!important;border-radius:9px;font-weight:700}.menu-toggle{display:none;margin-left:auto;border:0;background:var(--orange);color:#fff;border-radius:8px;font-size:25px;padding:8px 12px;cursor:pointer}.mobile-only{display:none}
.help-hero{background:linear-gradient(135deg,#06133d,#123c7a);color:#fff;padding:64px 24px;text-align:center}.help-hero .inner{max-width:850px;margin:auto}.help-hero h1{font-size:48px;line-height:1.1;margin:0 0 16px}.help-hero p{font-size:18px;color:#dce7fb;margin:0 auto 24px}
.search-wrap{max-width:700px;margin:auto;position:relative}.search-wrap input{width:100%;padding:17px 54px 17px 18px;border:0;border-radius:12px;font-size:16px}.search-wrap button{position:absolute;right:7px;top:7px;border:0;background:var(--orange);color:#fff;border-radius:9px;padding:10px 15px;font-size:18px;cursor:pointer}
.help-layout{max-width:1240px;margin:0 auto;padding:38px 24px;display:grid;grid-template-columns:270px minmax(0,1fr);gap:28px}.help-sidebar{position:sticky;top:92px;align-self:start;background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px}.help-sidebar h3{margin:0 0 12px}.help-sidebar a{display:block;padding:9px 10px;border-radius:8px;color:#344054;font-weight:600;font-size:14px}.help-sidebar a:hover,.help-sidebar a.active{background:#fff3ed;color:var(--orange)}
.content-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:30px;box-shadow:0 7px 22px rgba(6,19,61,.05)}.content-card h1{font-size:38px;margin-top:0}.content-card h2{font-size:26px;margin-top:34px}.content-card p{color:#475467}.breadcrumb{font-size:14px;color:#667085;margin-bottom:18px}.breadcrumb a{color:var(--blue)}
.category-grid{max-width:1180px;margin:0 auto;padding:42px 24px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.category-card{background:#fff;border:1px solid var(--border);border-radius:15px;padding:24px;box-shadow:0 6px 18px rgba(6,19,61,.05);transition:.2s}.category-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(6,19,61,.09)}.category-card img{width:56px;height:56px;margin-bottom:14px}.category-card h3{margin:0 0 8px}.category-card p{color:var(--muted);font-size:14px;margin:0 0 15px}.category-card a{color:var(--orange);font-weight:700}
.accordion{margin-top:18px}.accordion-item{border:1px solid var(--border);border-radius:12px;margin:12px 0;overflow:hidden;background:#fff}.accordion-button{width:100%;border:0;background:#fff;color:var(--navy);font-weight:700;font-size:16px;text-align:left;padding:17px 20px;display:flex;justify-content:space-between;gap:15px;cursor:pointer}.accordion-button:hover{background:#fafbfc}.accordion-button span:last-child{font-size:22px}.accordion-panel{display:none;padding:0 20px 20px;color:#475467}.accordion-item.open .accordion-panel{display:block}.accordion-item.open .accordion-button span:last-child{transform:rotate(180deg)}
.visual{background:#f8fbff;border:1px solid #dce8fb;border-radius:14px;padding:18px;margin:22px 0;text-align:center}.visual img{max-width:100%;height:auto;border-radius:10px}.visual figcaption{font-size:13px;color:#667085;margin-top:9px}
.step-list{counter-reset:steps;padding:0;list-style:none}.step-list li{position:relative;padding:0 0 22px 46px;color:#475467}.step-list li:before{counter-increment:steps;content:counter(steps);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--blue);color:#fff;font-weight:700}
.notice{border-left:5px solid var(--orange);background:#fff6f0;padding:15px 17px;border-radius:8px;margin:20px 0}.support-box{margin-top:36px;background:linear-gradient(135deg,#06133d,#153e7a);color:#fff;border-radius:16px;padding:26px}.support-box p{color:#dce7fb}.support-actions{display:flex;flex-wrap:wrap;gap:12px}.support-actions a{display:inline-block;background:var(--orange);color:#fff;padding:12px 17px;border-radius:8px;font-weight:700}.support-actions a.secondary{background:#fff;color:var(--navy)}
.site-footer{background:#041024;color:#fff;margin-top:40px;padding:38px 24px 20px}.footer-inner{max-width:1180px;margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:35px}.footer-brand img{max-width:180px}.site-footer p,.site-footer a{color:#cbd5e1}.site-footer a{display:block;margin:7px 0}.footer-bottom{max-width:1180px;margin:28px auto 0;border-top:1px solid rgba(255,255,255,.12);padding-top:18px;text-align:center;color:#cbd5e1;font-size:13px}
.back-top{position:fixed;right:20px;bottom:20px;background:var(--orange);color:#fff;border:0;border-radius:50%;width:44px;height:44px;font-weight:700;display:none;cursor:pointer}
@media(max-width:980px){.desktop-only{display:none}.mobile-only{display:block}.menu-toggle{display:block}.header-inner{padding:12px 16px}.brand img{width:135px}.public-nav{display:none;position:absolute;top:69px;left:0;right:0;background:#fff;padding:15px 18px;box-shadow:0 12px 26px rgba(0,0,0,.12)}.public-nav.open{display:block}.public-nav a{display:block;border-bottom:1px solid #eef1f5;padding:13px 8px}.public-nav .nav-cta{margin-top:10px;text-align:center;border-bottom:0}.help-layout{grid-template-columns:1fr;padding:24px 16px}.help-sidebar{position:relative;top:auto}.category-grid{grid-template-columns:repeat(2,1fr)}.help-hero h1{font-size:38px}}
@media(max-width:640px){.category-grid{grid-template-columns:1fr;padding:26px 16px}.help-hero{padding:46px 17px}.help-hero h1{font-size:32px}.help-hero p{font-size:16px}.content-card{padding:20px 17px}.content-card h1{font-size:30px}.content-card h2{font-size:23px}.footer-inner{grid-template-columns:1fr}.support-actions a{width:100%;text-align:center}}