/* Mobile Responsive Styles */

/* Mobile Navigation */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 8px;
    background: none;
    border: none;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

.main-nav {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: #0f0f10;
    border-bottom: 1px solid #262626;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-links a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #06b6d4;
}

.nav-links .cta {
    background: #06b6d4;
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.3s ease;
}

.nav-links .cta:hover {
    background: #0891b2;
    color: #ffffff;
}

/* Mobile Styles */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: #0f0f10;
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        padding: 80px 0 0 0;
        transition: right 0.3s ease;
        z-index: 1000;
        border-left: 1px solid #262626;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        width: 100%;
        padding: 16px 24px;
        border-bottom: 1px solid #262626;
        font-size: 16px;
    }

    .nav-links .cta {
        margin: 16px 24px;
        text-align: center;
        border-radius: 8px;
    }

    .main-nav {
        padding: 12px 16px;
    }

    .brand span {
        font-size: 18px;
    }
}

/* Mobile Overlay */
.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.mobile-overlay.active {
    display: block;
}

/* Responsive Grid Adjustments */
@media (max-width: 768px) {
    .team-grid {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 0 16px;
    }

    .publications-grid {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 20px 16px;
    }

    .member-card {
        margin: 0;
    }

    .publication-card {
        margin: 0;
    }
}

/* Responsive Typography */
@media (max-width: 768px) {
    .publications-title {
        font-size: 48px;
    }

    .publications-subtitle {
        font-size: 16px;
        padding: 0 20px;
    }

    .team-hero h1 {
        font-size: 32px;
    }

    .who-card h1 {
        font-size: 32px;
    }

    .section-title {
        font-size: 24px;
    }
}

/* Responsive Spacing */
@media (max-width: 768px) {
    .team-hero {
        padding: 40px 16px 30px 16px;
    }

    .publications-hero {
        padding: 60px 0 40px 0;
    }

    .section {
        padding: 0 16px;
        margin: 16px auto 24px auto;
    }
}

/* Responsive Member Cards */
@media (max-width: 768px) {
    .member-header {
        grid-template-columns: 80px 1fr;
        gap: 12px;
    }

    .avatar {
        width: 80px;
        height: 80px;
    }

    .member-name {
        font-size: 18px;
    }

    .member-bio {
        font-size: 14px;
    }
}

/* Responsive Publication Cards */
@media (max-width: 768px) {
    .publication-cover {
        height: 160px;
    }

    .publication-icon {
        font-size: 36px;
    }

    .publication-title {
        font-size: 18px;
    }

    .publication-description {
        font-size: 13px;
    }
}