:root[data-theme=dark]{--color-bg:#0f1217;--color-surface:#181c22;--color-surface-2:#232831;--color-text:#f0ece6;--color-text-muted:#9ba4b0;--color-border:#f0ece629;--color-divider:#f0ece61a;--color-primary:#4ec6c6;--color-primary-hover:#6dd7d7;--color-inverse:#0f1217}:root[data-theme=dark] body{background:var(--color-bg);color:var(--color-text)}.site-header{--color-bg:var(--color-bg,#f5f4f1);--color-surface:var(--color-surface,#fbfaf7);--color-surface-2:var(--color-surface-2,#ece9e2);--color-text:var(--color-text,#1f2328);--color-text-muted:var(--color-text-muted,#5b6470);--color-border:var(--color-border,#1f23281f);--color-divider:var(--color-divider,#1f232814);--color-primary:var(--color-primary,#0f5c5c);--color-primary-hover:var(--color-primary-hover,#0b4949);--color-inverse:var(--color-inverse,#f8f7f4);--font-display:"Boska", "Iowan Old Style", Georgia, serif;--font-sans:"Satoshi", -apple-system, "Helvetica Neue", Arial, sans-serif;--font-body:"Satoshi", -apple-system, "Helvetica Neue", Arial, sans-serif;--text-sm:clamp(.875rem, .82rem + .22vw, 1rem);--radius-full:999px;--transition:.18s cubic-bezier(.16, 1, .3, 1);z-index:50;background:color-mix(in srgb, var(--color-surface) 92%, transparent);-webkit-backdrop-filter:blur(18px);border:1px solid var(--color-divider);font-family:var(--font-sans);color:var(--color-text);border-radius:18px;margin:1rem 1.5rem 0;position:sticky;top:1rem;box-shadow:0 4px 24px #1f23280f}.header-inner{justify-content:flex-start;align-items:center;gap:clamp(2.5rem,6vw,6rem);min-height:4.75rem;padding:0 1.75rem;display:flex}.brand{color:inherit;align-items:center;gap:.85rem;text-decoration:none;display:inline-flex}.brand-mark{width:2.25rem;height:2.25rem;color:var(--color-text);flex-shrink:0;display:none}.brand-name{font-family:var(--font-display);letter-spacing:-.04em;color:var(--color-text);font-size:2.55rem;font-weight:700;line-height:.85}.brand-tag{font-family:var(--font-sans);letter-spacing:.2em;text-transform:uppercase;color:var(--color-text-muted);font-size:.58rem;font-weight:500;line-height:1}.nav{align-items:center;gap:1.75rem;display:flex}.nav-item{align-items:center;display:flex;position:relative}.nav-item:after{content:"";pointer-events:none;height:1.5rem;position:absolute;top:100%;left:0;right:0}.nav-item:hover:after,.nav-item:focus-within:after{pointer-events:auto}.nav-link{font-size:var(--text-sm);color:var(--color-text-muted);letter-spacing:.01em;transition:color var(--transition);cursor:pointer;align-items:center;gap:.25rem;font-weight:500;text-decoration:none;display:inline-flex}.nav-link:hover{color:var(--color-text)}.nav-item:hover .nav-link,.nav-item:focus-within .nav-link{color:var(--color-primary)}.nav-chev{stroke:currentColor;stroke-width:2.2px;fill:none;width:12px;height:12px;transition:transform .2s cubic-bezier(.2,.7,.2,1)}.nav-item:hover .nav-chev,.nav-item:focus-within .nav-chev{transform:rotate(180deg)}.nav-submenu{background:var(--color-surface,#fff);border:1px solid var(--color-divider,#1f232814);opacity:0;pointer-events:none;visibility:hidden;z-index:60;border-radius:18px;width:max(420px,28vw);max-width:min(540px,92vw);padding:.625rem;transition:opacity .2s cubic-bezier(.2,.7,.2,1),transform .2s cubic-bezier(.2,.7,.2,1),visibility 0s linear .2s;position:absolute;top:calc(100% + 1.5rem);left:50%;transform:translate(-50%,-6px);box-shadow:0 18px 50px #1f23282e,0 2px 8px #1f23280f}.nav-item:hover .nav-submenu,.nav-item:focus-within .nav-submenu{opacity:1;pointer-events:auto;visibility:visible;transition-delay:0s;transform:translate(-50%)}.nav-sublist{flex-direction:column;gap:2px;margin:0;padding:0;list-style:none;display:flex}.nav-sublink{color:var(--color-text);border-radius:14px;align-items:center;gap:.875rem;padding:.75rem .875rem;text-decoration:none;transition:background .16s,transform .16s;display:flex}.nav-sublink:hover,.nav-sublink:focus-visible{background:var(--color-surface-2);outline:none;transform:translate(2px)}.nav-subicon{border:1px solid var(--color-border);width:38px;height:38px;color:var(--color-primary);border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;transition:all .18s;display:inline-flex}.nav-subicon svg{stroke:currentColor;stroke-width:1.6px;fill:none;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.nav-sublink:hover .nav-subicon,.nav-sublink:focus-visible .nav-subicon{background:var(--color-primary);color:var(--color-inverse);border-color:var(--color-primary)}.nav-subtext{flex-direction:column;gap:.125rem;min-width:0;display:flex}.nav-subtitle{font-family:var(--font-body);letter-spacing:-.005em;color:var(--color-text);font-size:.95rem;font-weight:500}.nav-subdesc{font-family:var(--font-body);color:var(--color-text-muted);font-size:.82rem;font-weight:400;line-height:1.4}.header-actions{align-items:center;gap:.5rem;margin-left:auto;display:flex}.lang-toggle,.menu-toggle{border-radius:var(--radius-full);width:2.5rem;height:2.5rem;color:var(--color-text-muted);cursor:pointer;transition:color var(--transition), background var(--transition);background:0 0;border:0;justify-content:center;align-items:center;text-decoration:none;display:inline-flex}.lang-toggle:hover,.menu-toggle:hover{color:var(--color-primary);background:#0f5c5c0f}.lang-toggle{font-family:var(--font-sans);letter-spacing:.14em;text-transform:uppercase;font-size:.6875rem;font-weight:600}.login-btn{border-radius:var(--radius-full);height:2.5rem;color:var(--color-text-muted);font-family:var(--font-sans);letter-spacing:.01em;white-space:nowrap;transition:color var(--transition), background var(--transition);background:0 0;align-items:center;gap:.4rem;padding:0 .85rem;font-size:.8125rem;font-weight:600;text-decoration:none;display:inline-flex}.login-btn:hover{color:var(--color-primary);background:#0f5c5c0f}.login-btn svg{width:1.05rem;height:1.05rem}.menu-toggle{display:none}.btn{border-radius:var(--radius-full);min-height:2.75rem;font-size:var(--text-sm);font-weight:600;font-family:var(--font-sans);white-space:nowrap;transition:all var(--transition);border:1px solid #0000;justify-content:center;align-items:center;padding:0 1.5rem;text-decoration:none;display:inline-flex}.btn-primary{background:var(--color-primary);color:var(--color-inverse)}.btn-primary:hover{background:var(--color-primary-hover)}.cta-mobile{display:none}.menu-toggle{border:1px solid var(--color-border);cursor:pointer;width:36px;height:36px;color:var(--color-text);transition:background var(--transition), border-color var(--transition);background:0 0;border-radius:999px;flex-direction:column;justify-content:center;align-items:center;gap:4px;display:none;position:relative}.menu-toggle:hover{background:var(--color-surface-2)}.menu-toggle-bar{transform-origin:50%;background:currentColor;border-radius:2px;width:16px;height:2px;transition:transform .24s cubic-bezier(.34,1.1,.64,1),opacity .2s,width .24s;display:block}.menu-toggle.is-open .menu-toggle-bar--1{width:18px;transform:translateY(6px)rotate(45deg)}.menu-toggle.is-open .menu-toggle-bar--2{opacity:0;width:0}.menu-toggle.is-open .menu-toggle-bar--3{width:18px;transform:translateY(-6px)rotate(-45deg)}@media (max-width:980px){.menu-toggle{display:inline-flex}.nav,.cta-desktop,.lang-toggle{display:none}.login-btn{gap:0;padding:0 .5rem}.login-btn-label{display:none}.cta-mobile{align-items:center;padding:.55rem 1rem;font-size:.85rem;display:inline-flex}.header-inner{gap:.75rem;padding:0 1rem}.header-actions{gap:.5rem}.brand-tag{display:none}.brand-name{font-size:1.15rem}}.nav-edit-toggle{border-radius:var(--radius-full);width:2.5rem;height:2.5rem;color:var(--color-text-muted,#5b6470);cursor:pointer;transition:color var(--transition), background var(--transition);background:0 0;border:0;justify-content:center;align-items:center;text-decoration:none;display:inline-flex}.nav-edit-toggle:hover{color:var(--color-primary,#0f5c5c);background:#0f5c5c0f}.nav-edit-toggle.is-active{color:#fff;background:var(--color-primary,#0f5c5c)}.nav-edit-toggle svg{width:1.05rem;height:1.05rem}