/* Navigation Styles */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.48);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
    padding: 0;
    flex-wrap: nowrap;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.49);
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.15);
}

.nav-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.15rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.6rem;
    margin-bottom: 0;
    flex-shrink: 0;
}

.logo-image {
    height: auto;
    max-height: 81px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    display: block;
}

.logo h1 {
    font-size: 27.5px !important;
    color: #000000;
    font-weight: 700;
    margin-bottom: 0;
    line-height: 1.3;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin-bottom: 0;
    padding-left: 2rem;
    padding-bottom: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    font-family: 'Oswald', sans-serif;
    font-size: 1.35rem;
    letter-spacing: 0.5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.donate-btn {
    background: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.donate-btn:hover {
    background: #e76f51;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(244, 162, 97, 0.3);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: 5px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--dark-color);
    transition: var(--transition);
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    min-width: 200px;
    list-style: none;
    padding: 0.5rem 0;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    margin-top: 0.5rem;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-link {
    display: block;
    padding: 0.8rem 1.5rem;
    color: var(--dark-color);
    text-decoration: none;
    font-size: 1.1rem;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    transition: var(--transition);
}

.dropdown-link:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* Responsive Navigation */

/* Tablet/Medium screens */
@media (max-width: 1200px) {
    .nav-container {
        padding: 0.5rem 1.5rem;
    }

    .logo h1 {
        font-size: 20px;
    }

    .nav-link {
        font-size: 1.1rem;
    }

    .nav-menu {
        gap: 1.5rem;
        padding-left: 1.5rem;
    }
}

/* Mobile screens */
@media (max-width: 968px) {
    .nav-container {
        padding: 0.5rem 1rem;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 0;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        height: 100vh;
        text-align: center;
        transition: 0.3s ease;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.1);
        padding: 5rem 2rem 2rem;
        margin-left: 0;
        gap: 0;
        z-index: 999;
        overflow-y: auto;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        width: 100%;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .nav-link {
        display: block;
        padding: 1rem 0;
        font-size: 1.2rem;
    }

    .hamburger {
        display: flex;
    }

    .donate-btn {
        display: none;
    }

    /* Mobile Dropdown Styles */
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        box-shadow: none;
        background: var(--light-color);
        padding: 0;
        margin-top: 0;
        display: none;
        border-radius: 0;
    }

    .dropdown.active .dropdown-menu {
        display: block;
    }

    .dropdown-link {
        padding: 0.8rem 2rem;
        font-size: 1rem;
        background: var(--light-color);
    }

    .dropdown-link:hover {
        background: var(--primary-color);
        color: var(--white);
    }

    .logo {
        z-index: 1002;
    }

    .logo-image {
        max-height: 55px;
    }

    .logo h1 {
        font-size: 16px;
        max-width: 150px;
        line-height: 1.2;
    }
}

/* Small tablets */
@media (max-width: 768px) {
    .logo h1 {
        font-size: 14px;
        max-width: 120px;
    }

    .logo-image {
        max-height: 50px;
    }
}

/* Small phones */
@media (max-width: 480px) {
    .nav-container {
        padding: 0.5rem 0.75rem;
    }

    .logo-image {
        max-height: 45px;
    }

    .logo h1 {
        display: none;
    }

    .nav-menu {
        padding: 4.5rem 1.5rem 2rem;
    }

    .nav-link {
        font-size: 1.1rem;
        padding: 0.8rem 0;
    }
}