/* Desktop (min-width: 768px) - Full menu visible */
@media (min-width: 768px) {
    .header-content {
        margin-top: 5px;
    }
}

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero {
        min-height: 70vh;
    }

    .hero-image img {
        max-width: 500px;
    }

    .grid-3 {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

/* Mobile (max-width: 767px) */
@media (max-width: 767px) {
    /* Header & Navigation */
    .menu-toggle {
        display: block;
    }

    .nav {
        position: absolute;
        top: var(--header-height);
        right: 0;
        width: 50%;
        background: linear-gradient(-45deg, #0F363D, #1a4f5a, #0004f4, #2a5f6f);
        background-size: 400% 400%;
        animation: gradientShift 15s ease infinite;
        border-bottom: 1px solid var(--color-secondary);
        border-left: 1px solid var(--color-secondary);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height var(--transition-normal), opacity var(--transition-normal);
    }

    .nav.active {
        max-height: 400px;
        opacity: 1;
    }

    .nav ul {
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-xs);
    }

    .nav a {
        display: block;
        padding: var(--spacing-sm);
        width: 100%;
        text-align: center;
    }

    /* Hero */
    .hero {
        min-height: 60vh;
    }

    .hero-image img {
        max-width: 100%;
        margin-top: var(--spacing-md);
    }

    /* Grid */
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    /* Content Sections */
    .content-section {
        padding: var(--spacing-lg) 0;
    }

    .subsection {
        margin: var(--spacing-lg) 0;
    }

    /* Project Content */
    .project-content p {
        text-align: left;
        margin-bottom: var(--spacing-md);
    }

    /* Essay Items */
    .essay-item {
        margin-bottom: var(--spacing-sm);
    }

    /* Logo */
    .logo {
        height: 28px;
    }

    /* Touch Targets - Ensure minimum 48px for accessibility */
    .btn,
    .nav a,
    .menu-toggle {
        min-height: 48px;
        min-width: 48px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}

/* Small Mobile (max-width: 480px) */
@media (max-width: 480px) {
    .hero-tagline {
        font-size: var(--font-size-base);
    }

    .logo {
        height: 25px;
    }

    .header-content {
        padding: 0 var(--spacing-sm);
    }

    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .menu-toggle,
    .nav {
        display: none;
    }

    body {
        background-color: white;
        color: black;
    }

    .hero {
        padding-top: 0;
    }

    a {
        text-decoration: underline;
        color: blue;
    }
}