/* header */
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:9;background:var(--bg-2);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:8px}
.brand{display:flex;align-items:center;gap:8px;text-decoration:none}
.brand img{height:50px;width:auto;flex:none;-webkit-mask-image:radial-gradient(closest-side,#000 78%,transparent);mask-image:radial-gradient(closest-side,#000 78%,transparent)}
.brand b{font-family:var(--display);font-size:19px;font-weight:600;display:block;line-height:1.1}
.brand b i{font-style:normal;color:var(--accent-text)}
.brand small{font-size:11px;color:var(--muted);display:block}
.nav-links{display:flex;gap:24px;font-size:14px;color:var(--muted)}
.nav-links a{text-decoration:none}
.nav-links a:hover{color:var(--fg)}
.nav .btn{padding:10px 16px;font-size:14px;white-space:nowrap}
.svc-btn{font:inherit;background:none;border:0;color:inherit;cursor:pointer;padding:0;display:inline-flex;align-items:center;gap:6px}
.svc-btn:hover,.svc-btn[aria-expanded="true"]{color:var(--fg)}
.svc-btn::after{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.menu-btn{display:none;font:inherit;font-size:14px;font-weight:600;background:none;color:var(--fg);border:1px solid var(--line);border-radius:10px;padding:9px 14px;cursor:pointer;margin-left:auto}
.mega{position:absolute;left:0;right:0;top:100%;background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--accent);box-shadow:0 30px 60px -20px rgba(0,0,0,.7);max-height:calc(100vh - 90px);overflow-y:auto}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 2fr 1fr;gap:32px;padding-block:28px}
.mega-col{min-width:0}
.mega h3{font-family:var(--mono);font-size:11.5px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-text);padding-bottom:10px;margin-bottom:12px;border-bottom:1px solid var(--line)}
.mega ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:9px}
.mega ul.two{display:block;columns:2;column-gap:28px}
.mega ul.two li{break-inside:avoid;margin-bottom:9px}
.mega a{text-decoration:none;font-size:14px;color:var(--muted)}
.mega a:hover{color:var(--fg)}
.mega-more{display:none;flex-wrap:wrap;gap:10px 20px;align-items:center;padding-block:16px 22px;border-top:1px solid var(--line)}
.mega-more a{color:var(--fg)}
.mega-more .btn{color:var(--accent-ink);padding:10px 16px}
@media(max-width:940px){.nav-links{display:none}.menu-btn{display:inline-flex}.mega-grid{grid-template-columns:1fr 1fr;gap:24px}.mega-more{display:flex}}
@media(max-width:560px){.mega-grid{grid-template-columns:1fr}.mega ul.two{columns:1}.nav>.btn{display:none}}


.header-actions{display:flex;gap:9px;align-items:center;flex-shrink:0}.header-actions .btn{font-size:12px;padding:10px 12px;min-height:44px}
@media(max-width:1250px){.nav-links{display:none}.menu-btn{display:inline-flex}.mega-more{display:flex}}
@media(max-width:620px){.nav{flex-wrap:wrap}.brand{flex:1;min-width:0}.menu-btn{flex:none}.header-actions{width:100%;justify-content:flex-end;padding-bottom:4px}.header-actions .btn{flex:1;font-size:13px}.nav>.btn{display:none}}

@media(min-width:941px){.nav{flex-wrap:wrap}.nav-links{display:flex;order:3;width:100%;justify-content:center;padding:2px 0 4px;gap:22px}.menu-btn{display:none}.header-actions{margin-left:auto}.mega-more{display:none}}
@media(max-width:940px){.nav-links{display:none}.menu-btn{display:inline-flex}.mega-more{display:flex}}

/* V3 review: clear categories and corresponding type styles. */
.mega h3{font-family:var(--body);font-size:15px;line-height:1.45;font-weight:600;letter-spacing:.08em;color:var(--accent-hi);padding:8px 10px;margin-bottom:12px;border-bottom:0;border-left:3px solid var(--accent);background:color-mix(in srgb,var(--accent) 8%,transparent)}

.brand small{display:block}
@media(max-width:560px){
 .brand small{display:block;font-size:10px;max-width:210px}
 .brand img{height:42px}.brand b{font-size:18px}.nav{gap:10px}
 .menu-btn{min-height:44px}.mega-more a:not(.btn){display:inline-flex;align-items:center;min-height:44px}
 .mega ul a{display:block;padding-block:5px}
}
.wrap{width:100%;max-width:1120px}
.preview-wrap{padding-block:36px 64px}
.login-grid{grid-template-columns:minmax(0,1fr) minmax(0,460px);gap:48px;margin-top:28px}
.login-grid>.login-intro{max-width:480px}
.login-grid .account-head{margin-top:6px;margin-bottom:24px}
.login-card{padding:24px;width:100%;max-width:460px;justify-self:end}
.login-card h2{font-size:24px}
.login-grid .steps{gap:16px}
.login-grid .steps li{padding-block:8px}
#top,.login-card form,#login-success,.request-panel{scroll-margin-top:calc(var(--header-offset,130px) + 20px)}
.header-actions .login-button[aria-current="page"]{background:color-mix(in srgb,var(--accent) 10%,transparent)}
@media(max-width:800px){
 .login-grid{grid-template-columns:1fr;gap:28px}
 .login-card{grid-row:1;justify-self:start;max-width:520px}
 .login-grid>.login-intro{max-width:60ch}
}
@media(max-width:520px){
 .preview-wrap{padding-top:24px}.login-card{padding:20px;max-width:none}
 .login-grid{gap:24px}.login-card h2{font-size:23px}
}