/* Hamburger nav — shared across all DeepBlue pages */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 6px 4px;
    z-index: 200;
}
.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: #c8ccd4;
    border-radius: 2px;
    transition: all 0.28s ease;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); background: #3b82f6; }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); background: #3b82f6; }

@media (max-width: 660px) {
    nav { position: relative; }
    .hamburger { display: flex; }
    .nav-links {
        display: none !important;
        position: absolute;
        top: calc(100% + 0px);
        left: 0;
        right: 0;
        background: #0b1018;
        border-bottom: 1px solid rgba(59,130,246,0.15);
        flex-direction: column !important;
        padding: 16px 24px 20px;
        gap: 14px !important;
        z-index: 100;
        box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    }
    .nav-links.open { display: flex !important; }
    .nav-links a { font-size: 0.95rem !important; color: #aab !important; }
    .nav-links a:hover { color: #fff !important; }
}