:root{--primary-color:#4f46e5;--text-dark:#1f2937;--text-light:#4b5563;--bg-light:#ffffff;--header-height:70px;--transition-speed:0.3s}header{position:fixed;top:0;left:0;width:100%;z-index:1000;height:var(--header-height);transition:background-color var(--transition-speed) ease,box-shadow var(--transition-speed) ease,border-bottom var(--transition-speed) ease}header.scrolled{background:rgb(255 255 255 / .85);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 4px 6px -1px rgb(0 0 0 / .07);border-bottom:1px solid rgb(0 0 0 / .05)}.nav-container{max-width:1280px;height:100%;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center}.logo-link{display:flex;align-items:center;gap:.75rem;text-decoration:none;flex-shrink:0}.logo-img{height:95px;width:auto}.nav-title{font-size:1.5rem;font-weight:700;color:var(--primary-color)}.nav-links{display:flex;align-items:center;list-style:none;margin:0;padding:0;gap:1rem}.nav-links a{color:var(--text-dark);text-decoration:none;font-weight:500;font-size:1rem;padding:.5rem 1rem;border-radius:6px;transition:color var(--transition-speed) ease;position:relative;display:flex;align-items:center;gap:.5rem}.nav-links a.active-link{color:var(--primary-color);font-weight:600}.nav-links>li>a::after{content:"";position:absolute;bottom:0;left:0;width:100%;height:2px;background:var(--primary-color);transform:scaleX(0);transform-origin:bottom right;transition:transform var(--transition-speed) ease-out}.nav-links>li>a:hover::after,.nav-links>li>a.active-link::after{transform:scaleX(1);transform-origin:bottom left}.nav-links a:hover{color:var(--primary-color)}.dropdown{position:relative}.dropdown-icon{font-size:.8rem;transition:transform var(--transition-speed) ease}.dropdown-menu{position:absolute;top:calc(100% + 15px);left:0;background-color:var(--bg-light);min-width:220px;box-shadow:0 10px 15px -3px rgb(0 0 0 / .1),0 4px 6px -2px rgb(0 0 0 / .05);border-radius:12px;padding:.5rem;list-style:none;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity var(--transition-speed) ease,visibility var(--transition-speed) ease,transform var(--transition-speed) ease;border:1px solid #f3f4f6;z-index:1100}.dropdown-menu::before{content:"";position:absolute;top:-6px;left:20px;width:10px;height:10px;background-color:var(--bg-light);border-top:1px solid #f3f4f6;border-left:1px solid #f3f4f6;transform:rotate(45deg)}.dropdown-menu a{width:100%;padding:.75rem 1rem;white-space:nowrap;border-radius:8px}.dropdown-menu a:hover{background-color:#f9fafb;color:var(--primary-color)}.dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown:hover .dropdown-icon{transform:rotate(180deg)}.dropdown-menu>li{opacity:0;transform:translateX(-15px);transition:opacity 0.2s ease,transform 0.2s ease}.dropdown:hover .dropdown-menu>li{opacity:1;transform:translateX(0)}.dropdown:hover .dropdown-menu>li:nth-child(1){transition-delay:0.05s}.dropdown:hover .dropdown-menu>li:nth-child(2){transition-delay:0.1s}.dropdown:hover .dropdown-menu>li:nth-child(3){transition-delay:0.15s}.dropdown:hover .dropdown-menu>li:nth-child(4){transition-delay:0.2s}.dropdown:hover .dropdown-menu>li:nth-child(5){transition-delay:0.25s}.menu-toggle{background:#fff0;border:none;padding:0;margin:0;-webkit-appearance:none;appearance:none;display:none;width:24px;height:24px;box-sizing:border-box;flex-shrink:0;cursor:pointer;z-index:1010;transition:transform 0.3s ease}.menu-toggle .hamburger{width:100%;height:100%}.hamburger .line{stroke:var(--text-dark);stroke-width:3;stroke-linecap:round;transition:transform 0.4s cubic-bezier(.23,1,.32,1),opacity 0.4s cubic-bezier(.23,1,.32,1);transform-origin:center}.menu-toggle.active .line-top{transform:translateY(4.5px) rotate(45deg)}.menu-toggle.active .line-middle{opacity:0}.menu-toggle.active .line-bottom{transform:translateY(-8px) rotate(-45deg)}:is(a,button):focus-visible{outline:2px solid var(--primary-color);outline-offset:3px;border-radius:4px}@media (max-width:992px){.menu-toggle{display:flex}.nav-menu{position:fixed;top:0;right:0;height:100vh;width:min(320px, 80vw);background-color:var(--bg-light);box-shadow:-10px 0 30px rgb(0 0 0 / .1);transform:translateX(100%);transition:transform 0.4s cubic-bezier(.23,1,.32,1);z-index:1005}.nav-menu.active{transform:translateX(0)}.nav-links{flex-direction:column;align-items:flex-start;padding:calc(var(--header-height) + 2rem) 2rem 2rem;gap:.5rem;height:100%;overflow-y:auto}.nav-menu .nav-links li{width:100%;opacity:0;transform:translateX(30px);transition:opacity 0.4s ease,transform 0.4s ease}.nav-menu.active .nav-links li{opacity:1;transform:translateX(0)}.nav-menu.active .nav-links li:nth-child(1){transition-delay:0.1s}.nav-menu.active .nav-links li:nth-child(2){transition-delay:0.15s}.nav-menu.active .nav-links li:nth-child(3){transition-delay:0.2s}.nav-menu.active .nav-links li:nth-child(4){transition-delay:0.25s}.nav-menu.active .nav-links li:nth-child(5){transition-delay:0.3s}.nav-links li{width:100%}.nav-links a{padding:1rem;width:100%;justify-content:space-between}.dropdown-toggle .dropdown-icon{transition:transform var(--transition-speed) ease}.dropdown.active .dropdown-toggle .dropdown-icon{transform:rotate(180deg)}.dropdown-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;padding:0 0 0 1rem;max-height:0;overflow:hidden;transition:max-height 0.4s ease-out,padding 0.4s ease-out;min-width:100%}.dropdown-menu::before{display:none}.dropdown.active .dropdown-menu{padding-top:.5rem;max-height:500px}.dropdown-menu a{padding:.75rem 1rem;color:var(--text-light);justify-content:flex-start}.dropdown-menu a:hover{color:var(--primary-color);background-color:#fff0}.nav-overlay{position:fixed;inset:0;background-color:rgb(0 0 0 / .5);z-index:999;opacity:0;visibility:hidden;transition:opacity var(--transition-speed) ease,visibility var(--transition-speed) ease}.nav-overlay.active{opacity:1;visibility:visible}}@media (max-width:768px){.nav-container{padding:0 .5rem}}