/* Modern Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    z-index: 9999;
    padding: 0;
    border-bottom: 1px solid rgba(0, 86, 166, 0.1);
}

.header .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.8rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
}

.header .logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: #0056A6;
    font-weight: 700;
    transition: transform 0.3s;
    padding: 0.3rem;
    flex-shrink: 0;
    flex-wrap: nowrap;
    margin-top: -16px;
}

.header .logo:hover {
    transform: scale(1.05);
}

.header .logo img {
    height: 45px;
    width: 45px;
    min-width: 45px;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}

.header .logo span {
    font-size: 1.8rem;
    line-height: 1;
    white-space: nowrap;
    display: block;
    flex-shrink: 0;
}

.header .nav {
    display: flex;
    gap: 1.8rem;
    align-items: center;
    flex: 1;
    justify-content: center;
}

.header .nav > a,
.header .nav .dropdown > a {
    color: #2c3e50;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s;
    position: relative;
    cursor: pointer;
    pointer-events: auto;
    padding: 0.5rem 0;
    letter-spacing: 0.3px;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.header .nav > a:hover,
.header .nav .dropdown > a:hover {
    color: #0056A6;
}

.header .nav > a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #0056A6, #4CAF50);
    transition: width 0.3s;
    border-radius: 2px;
}

.header .nav > a:hover::after {
    width: 100%;
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    min-width: 200px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-radius: 8px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    z-index: 1000;
    margin-top: 0.5rem;
}

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

.dropdown-menu a {
    display: block;
    padding: 0.7rem 1.2rem;
    color: #2c3e50;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.dropdown-menu a:hover {
    background: #f8f9fa;
    color: #0056A6;
    padding-left: 1.5rem;
}

.dropdown > a i {
    font-size: 0.7rem;
    transition: transform 0.3s;
}

.dropdown:hover > a i {
    transform: rotate(180deg);
}

.donate-btn {
    background: linear-gradient(135deg, #0056A6, #4CAF50);
    color: #fff;
    border: none;
    padding: 0.7rem 1.8rem;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(0, 86, 166, 0.2);
    white-space: nowrap;
}

.donate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 86, 166, 0.35);
    background: linear-gradient(135deg, #004494, #45a049);
}

.menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-btn span {
    width: 28px;
    height: 3px;
    background: #0056A6;
    border-radius: 3px;
    transition: all 0.3s;
}

.menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(9px, 9px);
}

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

.menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(9px, -9px);
}

body {
    padding-top: 0;
}

/* Mobile Styles */
@media (max-width: 768px) {
    .header .container {
        padding: 0.8rem 1rem;
        gap: 1rem;
    }

    .header .logo {
        gap: 0.5rem;
        padding: 0.3rem;
    }

    .header .logo img {
        height: 40px;
        width: 40px;
    }

    .header .logo span {
        font-size: 1.6rem;
    }

    .header .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 300px;
        height: 100vh;
        background: #fff;
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        box-shadow: -5px 0 20px rgba(0,0,0,0.15);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        gap: 0;
        align-items: flex-start;
        justify-content: flex-start;
    }

    .header .nav.active {
        right: 0;
    }

    .header .nav > a,
    .header .nav .dropdown > a {
        font-size: 1.05rem;
        width: 100%;
        padding: 1rem 0;
        border-bottom: 1px solid #f0f0f0;
    }

    .header .nav > a::after {
        display: none;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: #f8f9fa;
        margin: 0.5rem 0 0 1rem;
        padding: 0.5rem 0;
    }

    .dropdown-menu a {
        padding: 0.6rem 1rem;
        font-size: 0.95rem;
    }

    .dropdown > a i {
        margin-left: auto;
    }

    .menu-btn {
        display: flex;
    }

    .donate-btn {
        padding: 0.6rem 1.3rem;
        font-size: 0.85rem;
    }

    body {
        padding-top: 0;
    }
}