.site-header{position:fixed;inset-inline:0;top:0;z-index:var(--z-header);color:var(--color-text);transition:background-color var(--duration-base) var(--ease-out),box-shadow var(--duration-base) var(--ease-out)}.site-header.is-scrolled,.site-header.is-solid{background:rgba(255,255,255,.97);box-shadow:0 6px 24px rgba(7,22,40,.08);backdrop-filter:blur(14px);border-bottom:1px solid var(--color-border)}.site-header.is-transparent:not(.is-scrolled){color:var(--color-text-inverse);background:0 0;box-shadow:none;border-bottom:0;backdrop-filter:none}.site-header.is-transparent:not(.is-scrolled) .topbar{background:rgba(4,13,26,.35);border-bottom-color:rgba(255,255,255,.1)}.site-header.is-transparent:not(.is-scrolled) .topbar__item{color:var(--color-primary-200)}.site-header.is-transparent:not(.is-scrolled) .topbar__item:hover{color:var(--color-text-inverse)}.site-header.is-transparent:not(.is-scrolled) .topbar__item .icon{color:var(--color-accent-400)}.site-header.is-transparent:not(.is-scrolled) .topbar__divider{background:rgba(255,255,255,.16)}.site-header.is-transparent:not(.is-scrolled) .lang-select{color:var(--color-primary-200)}.site-header.is-transparent:not(.is-scrolled) .lang-select:hover{color:var(--color-text-inverse)}.site-header.is-transparent:not(.is-scrolled) .brand__name{color:var(--color-text-inverse)}.site-header.is-transparent:not(.is-scrolled) .brand__name span{color:var(--color-accent-400)}.site-header.is-transparent:not(.is-scrolled) .brand__tagline{color:var(--color-primary-300)}.site-header.is-transparent:not(.is-scrolled) .brand__divider{background:rgba(255,255,255,.25)}.site-header.is-transparent:not(.is-scrolled) .brand__mark{filter:brightness(0) invert(1)}.site-header.is-transparent:not(.is-scrolled) .nav-item__link{color:var(--color-primary-100)}.site-header.is-transparent:not(.is-scrolled) .nav-item.is-open>.nav-item__link,.site-header.is-transparent:not(.is-scrolled) .nav-item__link:hover,.site-header.is-transparent:not(.is-scrolled) .nav-item__link[aria-current=page]{color:var(--color-text-inverse);background:rgba(0,184,217,.12)}.site-header.is-transparent:not(.is-scrolled) .nav-icon-btn{color:var(--color-primary-100)}.site-header.is-transparent:not(.is-scrolled) .nav-icon-btn:hover{background:rgba(255,255,255,.1);color:var(--color-text-inverse)}.site-header.is-transparent:not(.is-scrolled) .nav-auth__login{color:var(--color-primary-100)}.site-header.is-transparent:not(.is-scrolled) .nav-auth__login:hover{color:var(--color-text-inverse)}.site-header.is-transparent:not(.is-scrolled) .nav-actions__divider{background:rgba(255,255,255,.25)}.site-header.is-transparent:not(.is-scrolled) .nav-cta{background:var(--gradient-amber);color:var(--color-primary-950)}.site-header.is-transparent:not(.is-scrolled) .nav-toggle__bar{background:var(--color-text-inverse)}.topbar{display:none;border-bottom:1px solid var(--color-border);background:var(--color-surface-alt,#f5f7fa);font-size:var(--text-xs);color:var(--color-text-secondary)}@media (min-width:75rem){.topbar{display:block}}.site-header.is-scrolled .topbar{display:none}.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);min-height:var(--topbar-height)}.topbar__group{display:flex;align-items:center;gap:var(--space-5)}.topbar__item{display:inline-flex;align-items:center;gap:var(--space-2);color:var(--color-text-secondary)}.topbar__item:hover{color:var(--color-primary-800)}.topbar__item .icon{width:.875rem;height:.875rem;color:var(--color-secondary-600)}.topbar__divider{width:1px;height:.875rem;background:var(--color-border-strong)}.lang-select{appearance:none;background:0 0;border:0;color:var(--color-text-secondary);font-size:var(--text-xs);font-weight:var(--weight-medium);cursor:pointer;padding:var(--space-1) var(--space-4) var(--space-1) var(--space-2);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235B6572' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right center}.lang-select:hover{color:var(--color-primary-800)}.lang-select option{color:var(--color-text);background:var(--color-surface)}.navbar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);height:var(--header-height);transition:height var(--duration-base) var(--ease-out)}.site-header.is-scrolled .navbar{height:var(--header-height-scrolled)}.brand{display:inline-flex;align-items:center;gap:var(--space-3);min-width:0;flex-shrink:1}.brand__mark{width:2.5rem;height:2.5rem;flex-shrink:0}.brand__text{display:flex;flex-direction:column;line-height:1.1;min-width:0}.brand__name{font-family:var(--font-display);font-size:var(--text-md);font-weight:var(--weight-extrabold);letter-spacing:var(--tracking-wide);color:var(--color-primary-900);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.brand__name span{color:var(--color-accent-600)}.brand__tagline{font-size:.625rem;font-weight:var(--weight-medium);letter-spacing:var(--tracking-widest);text-transform:uppercase;color:var(--color-text-muted);white-space:nowrap}.brand__divider{width:1px;height:2.5rem;background:var(--color-border-strong);margin-left:var(--space-4);flex-shrink:0}@media (max-width:74.99rem){.brand__divider{display:none}}@media (max-width:29.99rem){.brand__tagline{display:none}}.nav-primary{display:none}@media (min-width:75rem){.nav-primary{display:flex;align-items:center;margin-left:auto}}.nav-primary__list{display:flex;align-items:center;gap:var(--space-1);list-style:none;margin:0;padding:0}.nav-item{position:relative}.nav-item__link{display:inline-flex;align-items:center;gap:.375rem;padding:var(--space-3) .625rem;font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--color-primary-900);white-space:nowrap;border-radius:var(--radius-md);transition:color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out)}.nav-item.is-open>.nav-item__link,.nav-item__link:hover,.nav-item__link[aria-current=page]{color:var(--color-accent-700);background:rgba(0,184,217,.08)}.nav-item__link[aria-current=page]{color:var(--color-accent-700)}.nav-item__chevron{width:.75rem;height:.75rem;transition:transform var(--duration-fast) var(--ease-out)}.nav-item.is-open>.nav-item__link .nav-item__chevron{transform:rotate(180deg)}.mega-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(.5rem);min-width:42rem;padding:var(--space-6);background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);border:var(--border-width) solid var(--color-border);border-top:3px solid var(--color-accent-500);opacity:0;visibility:hidden;transition:opacity var(--duration-base) var(--ease-out),transform var(--duration-base) var(--ease-out),visibility var(--duration-base);color:var(--color-text)}.nav-item.is-open>.mega-menu,.nav-item:focus-within>.mega-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}.mega-menu__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));gap:var(--space-6)}.mega-menu__heading{font-family:var(--font-body);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-widest);text-transform:uppercase;color:var(--color-secondary-600);padding-bottom:var(--space-3);margin-bottom:var(--space-3);border-bottom:var(--border-width) solid var(--color-border)}.mega-menu__list{list-style:none;padding:0;margin:0}.mega-menu__link{display:block;padding:var(--space-2) var(--space-3);margin-inline:calc(-1 * var(--space-3));font-size:var(--text-sm);color:var(--color-text-secondary);border-radius:var(--radius-md);transition:color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out),padding-left var(--duration-fast) var(--ease-out)}.mega-menu__link:hover{color:var(--color-primary-800);background:var(--color-accent-50);padding-left:var(--space-4)}.mega-menu__footer{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);margin-top:var(--space-5);padding-top:var(--space-4);border-top:var(--border-width) solid var(--color-border)}.mega-menu__footer-text{font-size:var(--text-xs);color:var(--color-text-muted)}.dropdown{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(.5rem);min-width:15rem;padding:var(--space-3);background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);border:var(--border-width) solid var(--color-border);border-top:3px solid var(--color-accent-500);opacity:0;visibility:hidden;transition:opacity var(--duration-base) var(--ease-out),transform var(--duration-base) var(--ease-out),visibility var(--duration-base);color:var(--color-text)}.nav-item.is-open>.dropdown,.nav-item:focus-within>.dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}.dropdown__list{list-style:none;padding:0;margin:0}.dropdown__link{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-3);font-size:var(--text-sm);color:var(--color-text-secondary);border-radius:var(--radius-md);transition:color var(--duration-fast) var(--ease-out),background-color var(--duration-fast) var(--ease-out)}.dropdown__link:hover{color:var(--color-primary-800);background:var(--color-accent-50)}.dropdown__link .icon{width:1rem;height:1rem;color:var(--color-secondary-600);flex-shrink:0}.dropdown__divider{height:1px;background:var(--color-border);margin:var(--space-2) 0}.dropdown--wide{min-width:22rem}.dropdown--wide .dropdown__list{display:grid;grid-template-columns:1fr 1fr;gap:0 var(--space-2)}.nav-actions{display:flex;align-items:center;gap:var(--space-3);flex-shrink:0}.nav-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border-radius:var(--radius-full);color:var(--color-text-secondary);transition:background-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.nav-icon-btn:hover{background:rgba(7,22,40,.06);color:var(--color-primary-900)}.nav-icon-btn .icon{width:1.25rem;height:1.25rem}.nav-cta{display:none}@media (min-width:48rem){.nav-cta{display:inline-flex}}.btn--gold.nav-cta,.btn.nav-cta{background:var(--color-primary-900);color:var(--color-text-inverse);border-radius:var(--radius-md);box-shadow:none;padding:.8rem 1.25rem}.btn--gold.nav-cta:hover,.btn.nav-cta:hover{background:var(--color-primary-800);color:var(--color-text-inverse);filter:none;box-shadow:var(--shadow-md)}.nav-actions__divider{width:1px;height:1.75rem;background:var(--color-border-strong);flex-shrink:0}@media (min-width:75rem) and (max-width:95.99rem){.navbar{gap:var(--space-2)}.nav-item__link{padding-inline:0.4rem;font-size:.8125rem;gap:.25rem}.nav-actions{gap:var(--space-2)}.nav-icon-btn{width:2.25rem;height:2.25rem}.nav-auth__login{font-size:.8125rem}.btn--gold.nav-cta,.btn.nav-cta{padding:.7rem 1rem;font-size:.8125rem}.brand__divider{margin-left:var(--space-2)}}.nav-auth{display:none;align-items:center;gap:var(--space-3);flex-shrink:0}@media (min-width:75rem){.nav-auth{display:flex}}.nav-auth__login{display:inline-flex;align-items:center;gap:.5rem;font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--color-text-secondary);white-space:nowrap;transition:color var(--duration-fast) var(--ease-out)}.nav-auth__login:hover{color:var(--color-primary-900)}.nav-auth__login .icon{width:1.125rem;height:1.125rem}.nav-user{position:relative;display:none;flex-shrink:0}@media (min-width:75rem){.nav-user[data-auth-user]:not([hidden]){display:block}}.nav-user__toggle{display:inline-flex;align-items:center;gap:var(--space-2);padding:.375rem .75rem;background:0 0;border:var(--border-width) solid var(--color-border-strong);border-radius:var(--radius-full,62.5rem);color:var(--color-primary-900);font-size:var(--text-sm);font-weight:var(--weight-semibold);cursor:pointer;transition:border-color var(--duration-fast) var(--ease-out)}.nav-user__toggle:hover{border-color:var(--color-accent-600)}.nav-user__avatar{display:inline-flex;align-items:center;justify-content:center;width:1.75rem;height:1.75rem;border-radius:50%;background:var(--color-primary-900);color:var(--color-text-inverse)}.nav-user__avatar .icon{width:1rem;height:1rem}.nav-user__name{white-space:nowrap;max-width:8rem;overflow:hidden;text-overflow:ellipsis}.nav-user__chev{width:.875rem;height:.875rem;transition:transform var(--duration-fast) var(--ease-out)}.nav-user.is-open .nav-user__chev{transform:rotate(180deg)}.nav-user__menu{position:absolute;top:calc(100% + .5rem);right:0;min-width:13.5rem;padding:var(--space-2);background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);border:var(--border-width) solid var(--color-border);border-top:3px solid var(--color-accent-500);display:none;z-index:var(--z-dropdown,60)}.nav-user.is-open .nav-user__menu{display:block}.nav-user__item{display:flex;align-items:center;gap:var(--space-2);width:100%;padding:.55rem .75rem;border:0;background:0 0;border-radius:var(--radius-md,.5rem);font-size:var(--text-sm);font-weight:var(--weight-medium);color:var(--color-text);text-align:left;cursor:pointer;transition:background var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}.nav-user__item:hover{background:var(--color-surface-alt,rgba(11,31,58,.06));color:var(--color-primary-900,#0b1f3a)}.nav-user__item .icon{width:1rem;height:1rem;color:var(--color-accent-600,#c9a227)}.nav-user__item--logout{border-top:var(--border-width) solid var(--color-border);border-radius:0 0 var(--radius-md,.5rem) var(--radius-md,.5rem);margin-top:var(--space-1);padding-top:.7rem}.mobile-auth{display:flex;flex-direction:column;gap:var(--space-3);margin-bottom:var(--space-4)}.mobile-auth__row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3)}.mobile-menu__contact--btn{background:0 0;border:0;font-family:inherit;cursor:pointer;text-align:left}.nav-toggle{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:2.75rem;height:2.75rem;border-radius:var(--radius-md)}@media (min-width:75rem){.nav-toggle{display:none}}.nav-toggle__bar{width:1.375rem;height:2px;background:var(--color-primary-900);border-radius:var(--radius-full);transition:transform var(--duration-base) var(--ease-out),opacity var(--duration-base) var(--ease-out)}.nav-toggle[aria-expanded=true] .nav-toggle__bar:first-child{transform:translateY(7px) rotate(45deg)}.nav-toggle[aria-expanded=true] .nav-toggle__bar:nth-child(2){opacity:0}.nav-toggle[aria-expanded=true] .nav-toggle__bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-menu{position:fixed;inset:0;z-index:calc(var(--z-header) - 1);visibility:hidden;transition:visibility var(--duration-slow)}.mobile-menu.is-open{visibility:visible}.mobile-menu__backdrop{position:absolute;inset:0;background:var(--overlay-darker);opacity:0;transition:opacity var(--duration-slow) var(--ease-out)}.mobile-menu.is-open .mobile-menu__backdrop{opacity:1}.mobile-menu__panel{position:absolute;top:0;right:0;bottom:0;width:min(24rem,92vw);background:var(--color-primary-950);color:var(--color-text-inverse);overflow-y:auto;padding:calc(var(--header-height) + var(--space-4)) var(--space-5) var(--space-6);transform:translateX(100%);transition:transform var(--duration-slow) var(--ease-out);border-left:1px solid rgba(0,184,217,.16)}.mobile-menu.is-open .mobile-menu__panel{transform:translateX(0)}.mobile-menu__list{list-style:none;padding:0;margin:0 0 var(--space-6)}.mobile-menu__link{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-4) var(--space-2);font-size:var(--text-md);font-weight:var(--weight-medium);color:var(--color-primary-100);border-bottom:1px solid rgba(255,255,255,.08)}.mobile-menu__link:hover{color:var(--color-text-inverse)}.mobile-menu__link .nav-item__chevron{transition:transform var(--duration-fast) var(--ease-out)}.mobile-menu__item.is-open>.mobile-menu__link .nav-item__chevron{transform:rotate(180deg)}.mobile-menu__submenu{list-style:none;padding:0 0 var(--space-3) var(--space-4);margin:0;display:none}.mobile-menu__item.is-open>.mobile-menu__submenu{display:block}.mobile-menu__submenu-heading{padding:var(--space-3) 0 var(--space-1);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-widest);text-transform:uppercase;color:var(--color-accent-400)}.mobile-menu__submenu a{display:block;padding:var(--space-2) 0;font-size:var(--text-sm);color:var(--color-primary-200)}.mobile-menu__submenu a:hover{color:var(--color-text-inverse)}.mobile-menu__footer{display:flex;flex-direction:column;gap:var(--space-4);padding-top:var(--space-5);border-top:1px solid rgba(255,255,255,.08)}.mobile-menu__contact{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--color-primary-200)}.mobile-menu__contact .icon{width:1rem;height:1rem;color:var(--color-accent-400)}@media (max-width:74.99rem){.nav-actions__divider{display:none}}@media (max-width:47.99rem){.navbar{gap:var(--space-2);padding-left:max(var(--container-gutter),env(safe-area-inset-left));padding-right:max(var(--container-gutter),env(safe-area-inset-right))}.nav-actions{gap:var(--space-2)}.brand__name{font-size:.875rem;letter-spacing:var(--tracking-normal)}}