/* Shared header: brand mark, centered navigation capsule, separate Login. */
.header{top:0;border:0;background:var(--header-top-surface,var(--brand-white));backdrop-filter:none;-webkit-backdrop-filter:none;transition:background .18s,box-shadow .18s}
body:has(>main>.promise-hero:first-child){--header-top-surface:var(--brand-paper)}
body:has(>main>.dashboard-hero:first-child){--header-top-surface:var(--brand-surface-light)}
body:has(>main>.recipe-hero:first-child){--header-top-surface:linear-gradient(115deg,var(--brand-surface-light),var(--brand-white) 75%)}
.header.is-scrolled{background:var(--brand-white);box-shadow:0 1px 0 var(--brand-border-header)}
.header .header-inner{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);min-height:88px;gap:24px;position:relative}
.header .logo{display:inline-flex;align-items:center;gap:12px;width:fit-content;text-decoration:none;color:var(--brand-ink)}
.header .logo img{width:56px;height:56px;filter:drop-shadow(0 2px 3px color-mix(in srgb,var(--brand-dark) 12%,transparent))}
.header #navigation{display:block;position:static;padding:0;background:none;border:0;font-size:13px;line-height:1.4}
.header .nav-links{display:flex;align-items:center;gap:4px;padding:6px;border:1px solid color-mix(in srgb,var(--brand-line) 68%,transparent);border-radius:999px;background:var(--brand-white);box-shadow:0 6px 22px color-mix(in srgb,var(--brand-dark) 6%,transparent)}
.header .nav-links>a{position:relative;padding:12px 16px;border-radius:999px;white-space:nowrap;text-decoration:none;transition:background .18s,color .18s}
.header .nav-links>a:hover{background:var(--brand-surface-light);color:var(--brand-purple-dark)}
.header .nav-links>a[aria-current]{color:var(--brand-purple-dark);background:var(--brand-surface-light);text-decoration:none}
.header .nav-links>a[aria-current]::after{content:'';position:absolute;left:16px;right:16px;bottom:6px;height:3px;border-radius:999px;background:var(--brand-yellow)}
.header .login{display:inline-flex;align-items:center;justify-content:center;margin:0;padding:11px 19px!important;min-height:46px;border:2px solid var(--brand-purple-dark);border-radius:12px;box-shadow:0 5px 0 var(--brand-purple-dark);font-size:.875rem;font-weight:700;line-height:1.4;color:var(--brand-white);background:var(--brand-purple)}
.header .login:hover{color:var(--brand-white);background:var(--brand-purple-hover)}
.header .desktop-login{justify-self:end}
.header .mobile-login,.header .menu-toggle{display:none}
.header a:focus-visible,.header button:focus-visible{outline:3px solid var(--brand-purple-dark);outline-offset:4px}
@media(max-width:1100px) and (min-width:861px){.header .header-inner{gap:20px}.header .nav-links>a{padding-inline:14px}}
@media(max-width:860px){
  .header .header-inner{grid-template-columns:1fr auto;min-height:78px;gap:16px}
  .header .logo{gap:10px}.header .logo img{width:48px;height:48px}
  .header .desktop-login{display:none}
  .header .menu-toggle{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:10px 14px;border:1px solid var(--brand-line);border-radius:999px;background:var(--brand-white);color:var(--brand-ink);font-size:13px;line-height:1.4;cursor:pointer;box-shadow:none}
  .menu-bars{position:relative;display:block;width:18px;height:12px;border-top:2px solid currentColor;border-bottom:2px solid currentColor;transition:transform .18s}
  .menu-bars::after{content:'';position:absolute;left:0;right:0;top:3px;border-top:2px solid currentColor}
  .header .menu-toggle[aria-expanded="true"] .menu-bars{border:0;transform:rotate(45deg)}
  .header .menu-toggle[aria-expanded="true"] .menu-bars::after{top:5px}
  .header .menu-toggle[aria-expanded="true"] .menu-bars::before{content:'';position:absolute;left:0;right:0;top:5px;border-top:2px solid currentColor;transform:rotate(90deg)}
  .header #navigation{display:none;position:absolute;top:calc(100% - 2px);left:0;right:0;padding:12px;background:var(--brand-white);border:1px solid var(--brand-line);border-radius:20px;box-shadow:0 14px 32px color-mix(in srgb,var(--brand-dark) 14%,transparent);max-height:calc(100dvh - 100px);overflow-y:auto}
  .header #navigation.open{display:block}
  .header .nav-links{display:flex;flex-direction:column;align-items:stretch;gap:3px;padding:0;border:0;border-radius:0;box-shadow:none;background:none}
  .header .nav-links>a{padding:14px 16px;border-radius:12px;font-size:15px}
  .header .nav-links>a[aria-current]::after{left:16px;right:auto;width:26px;bottom:7px}
  .header .mobile-login{display:flex;width:100%;margin-top:12px;min-height:46px;font-size:14px}
}
@media(prefers-reduced-motion:reduce){.header,.header .nav-links>a,.header .menu-bars{transition:none}}