.notearc-header{position:-webkit-sticky;position:sticky;top:0;z-index:100;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(0,0,0,.06);padding:0 2rem}.header-inner{max-width:1200px;margin:0 auto;justify-content:space-between;height:64px}.header-inner,.header-logo{display:flex;align-items:center}.header-logo{gap:.75rem;text-decoration:none;color:#1a1a1a}.logo-icon-img{width:36px;height:36px;border-radius:8px;object-fit:contain}.logo-text{font-size:1.25rem;font-weight:700;letter-spacing:-.02em}.header-right{gap:1rem}.header-nav,.header-right{display:flex;align-items:center}.header-nav{gap:.25rem}.nav-link{padding:.5rem 1rem;border-radius:8px;font-size:.9rem;font-weight:500;color:#555;text-decoration:none;transition:all .2s ease}.nav-link:hover{background:color-mix(in srgb,var(--header-accent,#e8590c) 6%,transparent)}.nav-link--active,.nav-link:hover{color:var(--header-accent,#e8590c)}.nav-link--active{background:color-mix(in srgb,var(--header-accent,#e8590c) 8%,transparent)}.nav-dropdown{position:relative}.nav-dropdown-trigger{display:inline-flex;align-items:center;gap:.3rem;cursor:pointer}.nav-dropdown-chevron{flex-shrink:0;transition:transform .2s ease}.nav-dropdown:hover .nav-dropdown-chevron{transform:rotate(180deg)}.nav-dropdown-panel{position:absolute;top:100%;left:50%;transform:translateX(-50%);min-width:220px;background:rgba(255,255,255,.97);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(0,0,0,.08);border-radius:12px;box-shadow:0 8px 32px rgba(0,0,0,.1),0 2px 8px rgba(0,0,0,.04);padding:.5rem;opacity:0;visibility:hidden;pointer-events:none;transition:all .2s ease;z-index:200;margin-top:.25rem}.nav-dropdown:hover .nav-dropdown-panel{opacity:1;visibility:visible;pointer-events:auto}.nav-dropdown-item{display:block;padding:.5rem .75rem;border-radius:8px;font-size:.85rem;font-weight:500;color:#444;text-decoration:none;transition:all .15s ease;white-space:nowrap}.nav-dropdown-item:hover{color:var(--header-accent,#e8590c);background:color-mix(in srgb,var(--header-accent,#e8590c) 6%,transparent)}.header-search{display:flex;align-items:center;gap:.5rem;background:#f5f5f5;border:1px solid rgba(0,0,0,.08);border-radius:10px;padding:.5rem .875rem;transition:all .2s ease;min-width:240px}.header-search:focus-within{background:#fff;border-color:rgba(0,0,0,.15);box-shadow:0 2px 8px rgba(0,0,0,.06)}.search-icon{color:#999;flex-shrink:0}.search-input{border:none;background:transparent;outline:none;font-size:.875rem;color:#333;width:100%;font-family:inherit}.search-input::placeholder{color:#aaa}.mobile-menu-btn{display:none;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;padding:6px;border:none;background:transparent;border-radius:8px;cursor:pointer;transition:background .2s ease}.mobile-menu-btn:hover{background:rgba(0,0,0,.05)}.hamburger-line{display:block;width:100%;height:2px;background:#333;border-radius:2px;transition:all .3s ease;transform-origin:center}.mobile-menu-btn--open .hamburger-line:first-child{transform:translateY(7px) rotate(45deg)}.mobile-menu-btn--open .hamburger-line:nth-child(2){opacity:0}.mobile-menu-btn--open .hamburger-line:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.mobile-menu{display:none;max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;border-top:1px solid rgba(0,0,0,.06)}.mobile-menu--open{max-height:500px;padding:.75rem 0 1rem}.mobile-search{margin-bottom:.75rem;min-width:0;width:100%}.mobile-nav{display:flex;flex-direction:column;gap:.125rem}.mobile-nav-link{display:block;padding:.65rem .75rem;border-radius:8px;font-size:.95rem;font-weight:500;color:#444;text-decoration:none;transition:all .15s ease}.mobile-nav-link:hover{background:color-mix(in srgb,var(--header-accent,#e8590c) 6%,transparent)}.mobile-nav-link--active,.mobile-nav-link:hover{color:var(--header-accent,#e8590c)}.mobile-nav-link--sub{padding-left:1.75rem;font-size:.85rem;color:#777}@media (max-width:768px){.notearc-header{padding:0 1rem}.header-right--desktop{display:none}.mobile-menu-btn{display:flex}.mobile-menu{display:block}}