/* NAVBAR */
.header-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 50;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

/* Container */
.header-container {
    max-width: 1200px;
    margin: auto;
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo */
.logo {
    font-family: 'Manrope', sans-serif;
    font-weight: 800;
    font-size: 24px;
    color: #00693e;
    letter-spacing: -1px;
}

/* Nav links */
.nav-links {
    display: flex;
    gap: 32px;
    font-family: 'Manrope', sans-serif;
    font-weight: 600;
    font-size: 14px;
}

.nav-links a {
    text-decoration: none;
    color: #64748b;
    transition: 0.3s;
}

.nav-links a:hover {
    color: #00693e;
}

/* Active link */
.nav-links a.active {
    color: #00693e;
    border-bottom: 2px solid #00693e;
    padding-bottom: 4px;
}

/* Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Search button */
.icon-btn {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    border-radius: 8px;
}

.icon-btn:hover {
    background: #f1f5f9;
}

/* Blog button */
.blog-btn {
    background: #00693e;
    color: white;
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: 0.2s;
}

.blog-btn:hover {
    opacity: 0.9;
}

/* Divider */
.header-divider {
    height: 1px;
    background: linear-gradient(to bottom, #dfe3e2, transparent);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
}

/* Hamburger Button */
.hamburger-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    gap: 5px;
    z-index: 100;
}

.hamburger-line {
    width: 24px;
    height: 2.5px;
    background-color: #00693e;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 16px 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    z-index: 99;
    max-height: calc(100vh - 70px);
    overflow-y: auto;
}

.mobile-menu.open {
    display: flex;
}

.mobile-menu-link {
    padding: 12px 32px;
    color: #64748b;
    text-decoration: none;
    font-family: 'Manrope', sans-serif;
    font-weight: 600;
    font-size: 14px;
    transition: 0.3s;
    border-left: 3px solid transparent;
}

.mobile-menu-link:hover {
    background-color: #f1f5f9;
    color: #00693e;
    border-left-color: #00693e;
}

.mobile-menu-link.active {
    color: #00693e;
    background-color: #f0fdf4;
    border-left-color: #00693e;
}

/* Hamburger button active state */
.hamburger-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Show hamburger on mobile */
@media (max-width: 768px) {
    .hamburger-btn {
        display: flex;
    }
    
    .blog-btn {
        display: none;
    }
}