/* Header Styles */
.site-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

    .site-header .navbar {
        padding: 1rem 0;
    }

    .site-header.scrolled {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }

/* Logo */
.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: white !important;
    transition: var(--transition);
}

    .navbar-brand:hover {
        opacity: 0.9;
        transform: scale(1.05);
    }

    .navbar-brand .logo {
        width: 40px;
        height: 40px;
        border-radius: 8px;
    }

    .navbar-brand span {
        font-weight: 700;
    }

/* Navigation Links */
.navbar-nav {
    gap: 10px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    font-size: 1rem;
    padding: 8px 16px !important;
    border-radius: 6px;
    transition: var(--transition);
    position: relative;
}

    .nav-link:hover {
        background: rgba(255, 255, 255, 0.15);
        color: white !important;
    }

    .nav-link.active {
        background: rgba(255, 255, 255, 0.2);
        color: white !important;
    }

    .nav-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 0;
        height: 2px;
        background: white;
        transition: width 0.3s ease;
    }

    .nav-link:hover::after {
        width: 80%;
    }

/* Dropdown Menu */
.dropdown-menu {
    background: white;
    border: none;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    padding: 8px 0;
    margin-top: 8px;
}

.dropdown-item {
    padding: 10px 20px;
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition);
}

    .dropdown-item:hover {
        background: var(--light-bg);
        color: var(--primary-color);
        padding-left: 25px;
    }

.dropdown-toggle::after {
    margin-left: 6px;
    vertical-align: middle;
}

/* Mobile Menu */
.navbar-toggler {
    border: 2px solid rgba(255, 255, 255, 0.5);
    padding: 8px 12px;
    border-radius: 6px;
}

    .navbar-toggler:focus {
        box-shadow: none;
        border-color: white;
    }

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Responsive */
@media (max-width: 991px) {
    .navbar-collapse {
        background: rgba(255, 255, 255, 0.95);
        margin-top: 15px;
        padding: 20px;
        border-radius: 8px;
    }

    .nav-link {
        color: var(--text-primary) !important;
        margin: 5px 0;
    }

        .nav-link:hover {
            background: var(--light-bg);
            color: var(--primary-color) !important;
        }

        .nav-link::after {
            display: none;
        }

    .dropdown-menu {
        background: var(--light-bg);
        box-shadow: none;
    }
}

@media (max-width: 575px) {
    .navbar-brand span {
        font-size: 1.2rem;
    }

    .navbar-brand .logo {
        width: 35px;
        height: 35px;
    }
}