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/* 1. Global Resets & Variables */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
:root {
--primary-color: #2563eb;
--text-color: #1f2937;
--bg-color: #ffffff;
--hover-bg: #f3f4f6;
--transition: all 0.3s ease;
}
body {
font-family: system-ui, -apple-system, sans-serif;
background-color: #f9fafb;
}
/* 2. Navbar Layout */
.navbar {
display: flex;
justify-content: space-between;
align-items: center;
padding: 1rem 2rem;
background-color: var(--bg-color);
box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
position: sticky;
top: 0;
z-index: 100;
}
/* 3. Logo Styles */
.nav-logo {
font-size: 1.5rem;
font-weight: 700;
color: var(--primary-color);
text-decoration: none;
}
/* 4. Desktop Menu Items */
.nav-menu {
display: flex;
align-items: center;
gap: 1.5rem;
list-style: none;
}
.nav-link {
text-decoration: none;
color: var(--text-color);
font-weight: 500;
font-size: 1rem;
padding: 0.5rem 1rem;
border-radius: 0.375rem;
transition: var(--transition);
}
.nav-link:hover,
.nav-link.active {
color: var(--primary-color);
background-color: var(--hover-bg);
}
/* 5. Mobile Layout (Hidden Elements by Default) */
.nav-toggle {
display: none;
}
.hamburger {
display: none;
flex-direction: column;
gap: 5px;
cursor: pointer;
}
.hamburger span {
width: 25px;
height: 3px;
background-color: var(--text-color);
border-radius: 2px;
transition: var(--transition);
}
/* 6. Responsive Media Query */
@media (max-width: 768px) {
.hamburger {
display: flex;
}
.nav-menu {
position: absolute;
top: 100%;
left: 0;
width: 100%;
flex-direction: column;
background-color: var(--bg-color);
padding: 1.5rem;
gap: 1rem;
box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
/* Hide off-screen by default */
transform: translateY(-150%);
opacity: 0;
transition: var(--transition);
pointer-events: none;
}
/* Target open state using checkbox selector */
.nav-toggle:checked ~ .nav-menu {
transform: translateY(0);
opacity: 1;
pointer-events: auto;
}
/* Hamburger Animate to 'X' when active */
.nav-toggle:checked ~ .hamburger span:nth-child(1) {
transform: translateY(8px) rotate(45deg);
}
.nav-toggle:checked ~ .hamburger span:nth-child(2) {
opacity: 0;
}
.nav-toggle:checked ~ .hamburger span:nth-child(3) {
transform: translateY(-8px) rotate(-45deg);
}
}
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