header {
    background-color: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 1.5rem 10% 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    box-shadow: none;
    position: relative;
    top: 0;
    z-index: 100;
    transition: background-color 0.3s ease;
}

.logo {
    height: 65px;
    width: auto;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--pantone4625c);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

nav {
    display: flex;
    gap: 3rem;
    align-items: center;
}

nav a {
    text-decoration: none;
    color: var(--pantone4625c);
    font-size: 18px;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--pantone172c);
}

/* ── Programs dropdown ── */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-trigger {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--pantone4625c50);
    font-size: 15px;
    font-family: inherit;
    font-weight: inherit;
    padding: 0;
    transition: color 0.3s;
}

.nav-dropdown-trigger:hover {
    color: var(--pantone172c);
}

.dropdown-chevron {
    transition: transform 0.2s ease;
}

.nav-dropdown-trigger[aria-expanded="true"] .dropdown-chevron {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%);
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(42, 32, 24, 0.18);
    min-width: 200px;
    overflow: hidden;
    z-index: 200;
}

.nav-dropdown-item {
    display: block;
    padding: 12px 20px;
    text-decoration: none;
    color: var(--pantone4625c50);
    font-size: 15px;
    white-space: nowrap;
    transition: background 0.15s, color 0.15s;
}

.nav-dropdown-item:hover {
    background: #fdf3e8;
    color: var(--pantone172c);
}

.cta-btn {
    background-color: var(--pantone172c);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: background-color 0.3s, border 0.3s, color 0.3s;
    border: 2px solid transparent;
    cursor: pointer;
}

.cta-btn:hover {
    background-color: transparent;
    border: 2px solid var(--pantone4625c);
    color: var(--pantone4625c);
}

@media (max-width: 768px) {
    .logo {
        height: 45px;
    }
    header {
        padding: 1rem 5% 12px 5%;
    }
    nav a, .nav-dropdown-trigger {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    nav a, .nav-dropdown-trigger {
        font-size: 18px;
    }
}

@media (max-width: 1280px) {
    .hamburger {
        display: flex;
        order: 98;
    }

    nav {
        display: none;
        position: fixed;
        top: var(--header-height, 70px);
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.96);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: 1rem;
        gap: 1rem;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        z-index: 999;
    }

    nav.active {
        display: flex;
    }

    nav a {
        padding: 0.5rem 0;
        border-bottom: none;
        font-size: 18px;
    }

    .nav-dropdown-trigger {
        width: 100%;
        justify-content: space-between;
        padding: 0.5rem 0;
        border-bottom: none;
        font-size: 18px;
    }

    .nav-dropdown-menu {
        position: static;
        transform: none;
        box-shadow: none;
        border-radius: 0;
        background: #fafaf8;
        min-width: unset;
    }

    .nav-dropdown-item {
        padding: 10px 16px;
        font-size: 14px;
        border-bottom: 1px solid #f0ebe4;
    }
}