/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 60px;
        flex-direction: column;
        background: var(--pure-white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow-medium);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu .nav-link {
        color: var(--primary-black) !important;
    }

    .nav-menu .nav-link:hover,
    .nav-menu .nav-link.active {
        color: var(--accent-blue) !important;
    }

    .hamburger {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .ai-visualization {
        width: 300px;
        height: 300px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .footer-section {
        text-align: center;
    }

    .footer-logo {
        justify-content: center;
    }

    .contact-info p {
        justify-content: center;
    }

    .business-info {
        flex-direction: column;
        gap: 0.25rem;
    }

    .business-info .divider {
        display: none;
    }

    /* Student Community Mobile */
    .student-community {
        padding: 3rem 0;
    }

    .community-features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin: 2rem 0;
    }

    .community-feature-card {
        padding: 1.5rem;
    }

    .access-notice-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .community-access-notice {
        padding: 1.5rem;
        margin: 2rem 0;
    }

    /* Seminar Inquiry Notice Mobile */
    .seminar-inquiry-notice {
        padding: 1.5rem;
        margin-top: 1.5rem;
    }

    .inquiry-notice-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .btn-outline {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .container {
        padding: 0 1rem;
    }

    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
}


/* Course Category Responsive */
@media (max-width: 768px) {
    .course-tabs {
        gap: 0.75rem;
        margin: 2rem auto 3rem;
        max-width: 500px;
    }

    .tab-btn {
        padding: 0.75rem 1.25rem;
        max-width: 160px;
    }

    .tab-btn i {
        font-size: 1.2rem;
    }

    .tab-btn span {
        font-size: 0.95rem;
    }

    .tab-intro {
        margin-bottom: 2rem;
    }

    .tab-intro h2 {
        font-size: 2rem;
    }

    .tab-intro p {
        font-size: 1rem;
    }

    .course-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .category-header {
        margin-bottom: 2rem;
    }

    .category-header i {
        font-size: 3rem;
    }

    .category-header h2 {
        font-size: 2rem;
    }

    .category-header p {
        font-size: 1rem;
    }

    .service-category {
        margin-bottom: 4rem;
    }

    .course-header h3 {
        font-size: 1.3rem;
    }

    .course-content {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .course-tabs {
        gap: 0.5rem;
        margin: 1.5rem auto 2.5rem;
        flex-wrap: wrap;
    }

    .tab-btn {
        max-width: 140px;
        padding: 0.7rem 1rem;
    }

    .tab-btn i {
        font-size: 1.1rem;
    }

    .tab-btn span {
        font-size: 0.9rem;
    }

    .tab-intro h2 {
        font-size: 1.75rem;
    }

    .tab-intro p {
        font-size: 0.95rem;
    }

    .category-header i {
        font-size: 2.5rem;
    }

    .category-header h2 {
        font-size: 1.75rem;
    }

    .category-header p {
        font-size: 0.95rem;
    }

    .course-header {
        padding: 1.5rem;
    }

    .course-header h3 {
        font-size: 1.2rem;
    }

    .course-subtitle {
        font-size: 0.9rem;
    }

    .course-content {
        padding: 1.25rem;
        gap: 1.25rem;
    }

    .course-outcome {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
    }

    .course-outcome i {
        font-size: 1.5rem;
    }

    .course-outcome span {
        font-size: 0.95rem;
    }

    .tool-badge {
        font-size: 0.85rem;
        padding: 0.35rem 0.85rem;
    }
}

/* New Sections Responsive */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.2rem;
    }

    .agency-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
    }

    .agency-main-title {
        font-size: 2.2rem;
    }

    .text-section {
        padding-left: 8%;
        padding-right: 50%;
    }

    .text-section h2 {
        font-size: 3rem;
    }

    .intro-section h2 {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    /* Hero Responsive */
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    /* Agency Section Responsive */
    .agency-section {
        padding: 60px 0;
    }

    .agency-main-title {
        font-size: 1.8rem;
    }

    .agency-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .agency-card-label {
        padding: 0.75rem 1rem;
    }

    .agency-card-label span {
        font-size: 0.85rem;
    }

    .connection-highlights {
        flex-wrap: wrap;
        justify-content: center;
    }

    .highlight-item {
        flex: 1;
        min-width: 100px;
    }

    .agency-intro {
        font-size: 1rem;
    }

    /* Footer Responsive */
    .footer-main {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .footer-info {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }

    /* Scroll Animation Responsive */
    .scroll-container {
        height: 700vh;
    }

    .core-object {
        width: 200px;
        height: 280px;
    }

    .layer {
        font-size: 1.1rem;
    }

    .text-section {
        padding-left: 5%;
        padding-right: 5%;
        text-align: center;
        align-items: center;
    }

    .text-section h2 {
        font-size: 2.5rem;
    }

    .text-section p {
        font-size: 1rem;
        text-align: center;
    }

    .intro-section h2 {
        font-size: 2.8rem;
    }

    .final-message h1 {
        font-size: 2.5rem;
    }

    .final-subtitle {
        font-size: 1rem;
    }

    /* Mobile Dropdown */
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 60px;
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        gap: 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu .nav-link {
        color: var(--primary-black) !important;
    }

    .nav-menu .nav-link:hover,
    .nav-menu .nav-link.active {
        color: var(--accent-blue) !important;
    }

    .nav-item {
        margin: 0.5rem 0;
    }

    .dropdown-toggle {
        justify-content: center;
    }

    .hamburger {
        display: flex;
    }

    .dropdown-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        background: transparent;
        padding: 0.5rem 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .nav-item.has-dropdown:hover .dropdown-menu,
    .nav-item.has-dropdown.active .dropdown-menu {
        max-height: 300px;
    }

    .dropdown-link {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    /* Hero Responsive 480px */
    .hero-content {
        padding: 0 1rem;
    }

    .hero-tag {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .gradient-text {
        font-size: 1.8rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    /* Agency Section Responsive 480px */
    .agency-section {
        padding: 40px 0;
    }

    .section-tag {
        font-size: 0.7rem;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .agency-intro {
        font-size: 0.95rem;
    }

    .agency-main-title {
        font-size: 1.5rem;
    }

    .agency-intro {
        font-size: 0.95rem;
    }

    .agency-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .agency-card-label {
        padding: 0.6rem 0.8rem;
    }

    .agency-card-label span {
        font-size: 0.8rem;
    }

    /* Footer Responsive 480px */
    .footer {
        padding: 40px 0 20px;
    }

    .footer-description {
        font-size: 0.9rem;
    }

    .footer-info {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }

    .footer-section h4 {
        font-size: 0.95rem;
    }

    .footer-links li a {
        font-size: 0.8rem;
    }

    .business-info {
        font-size: 0.7rem;
    }

    .business-info .divider {
        display: none;
    }

    .business-info span {
        display: block;
        margin: 0.2rem 0;
    }

    /* Scroll Animation Responsive 480px */
    .core-object {
        width: 160px;
        height: 220px;
    }

    .layer {
        font-size: 0.9rem;
    }

    .text-section h2 {
        font-size: 2rem;
    }

    .intro-section h2 {
        font-size: 2.2rem;
    }

    .final-message h1 {
        font-size: 2rem;
    }

    .role-tag {
        font-size: 0.75rem;
        letter-spacing: 2px;
    }
}

/* ========================================
   ABOUT PAGE RESPONSIVE
   ======================================== */

/* Tablet - 1024px */
@media (max-width: 1024px) {
    .capability-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .capability-card:last-child {
        grid-column: span 2;
        justify-self: center;
    }

    .steps-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .about-hero-number .number {
        font-size: 8rem;
    }

    .about-hero-number .unit {
        font-size: 2.5rem;
    }
}

/* Tablet - 768px */
@media (max-width: 768px) {
    .about-hero-tagline {
        font-size: 1.25rem;
    }

    .about-hero-number .number {
        font-size: 6rem;
    }

    .about-hero-number .unit {
        font-size: 2rem;
    }

    .about-hero-comparison {
        flex-direction: column;
        gap: 0.75rem;
    }

    .about-hero-comparison .arrow {
        transform: rotate(90deg);
    }

    .capability-cards {
        grid-template-columns: 1fr;
    }

    .capability-card:last-child {
        grid-column: span 1;
        justify-self: stretch;
    }

    .capability-card {
        height: 350px;
    }

    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .comparison-row {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .comparison-label {
        width: 100%;
        text-align: left;
    }

    .cta-content h2 {
        font-size: 2rem;
    }
}

/* Mobile - 480px */
@media (max-width: 480px) {
    .about-hero {
        padding-top: 60px;
    }

    .about-hero-tagline {
        font-size: 1rem;
    }

    .about-hero-number .number {
        font-size: 5rem;
    }

    .about-hero-number .unit {
        font-size: 1.5rem;
    }

    .about-hero-comparison .old,
    .about-hero-comparison .new {
        font-size: 1.1rem;
    }

    .capability-card {
        height: 300px;
    }

    .capability-card-content h3 {
        font-size: 1.5rem;
    }

    .process-badge {
        padding: 0.75rem 1.5rem;
    }

    .process-badge .badge-text {
        font-size: 1rem;
    }

    .steps-grid {
        grid-template-columns: 1fr;
    }

    .step-card {
        padding: 1.5rem 1rem;
    }

    .step-number {
        font-size: 2rem;
    }

    .cta-content h2 {
        font-size: 1.75rem;
    }

    .cta-content p {
        font-size: 1rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .cta-buttons .btn {
        width: 100%;
    }
}

/* ========================================
   PORTFOLIO PAGE RESPONSIVE - Full Screen
   ======================================== */

/* Tablet - 768px */
@media (max-width: 768px) {
    .portfolio-slide-content {
        padding: 0 5%;
        max-width: 100%;
    }

    .portfolio-title {
        font-size: 2.2rem;
    }

    .portfolio-description {
        font-size: 1rem;
    }

    .portfolio-tags {
        gap: 0.5rem;
    }

    .portfolio-tag {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }

    .portfolio-nav {
        right: 1rem;
    }

    .portfolio-nav-dot {
        width: 10px;
        height: 10px;
    }

    .portfolio-cta-content h2 {
        font-size: 2rem;
    }

    .portfolio-cta-content p {
        font-size: 1rem;
    }

    /* Mobile Navbar for Portfolio */
    .navbar-portfolio .nav-menu {
        background-color: rgba(0, 0, 0, 0.95);
    }

    .navbar-portfolio .nav-menu .nav-link {
        color: rgba(255, 255, 255, 0.9) !important;
    }

    .navbar-portfolio .nav-menu .nav-link:hover,
    .navbar-portfolio .nav-menu .nav-link.active {
        color: #ffffff !important;
    }

    .navbar-portfolio .dropdown-menu {
        background: rgba(0, 0, 0, 0.9);
    }

    .navbar-portfolio .dropdown-link {
        color: rgba(255, 255, 255, 0.8) !important;
    }

    .navbar-portfolio .dropdown-link:hover {
        color: #ffffff !important;
    }
}

/* Mobile - 480px */
@media (max-width: 480px) {
    .portfolio-slide-content {
        padding: 0 1.5rem;
        padding-top: 80px;
    }

    .portfolio-number {
        font-size: 0.85rem;
    }

    .portfolio-category {
        font-size: 0.75rem;
        letter-spacing: 2px;
        margin-bottom: 1rem;
    }

    .portfolio-title {
        font-size: 1.75rem;
        margin-bottom: 1rem;
    }

    .portfolio-description {
        font-size: 0.95rem;
        line-height: 1.7;
        margin-bottom: 1.5rem;
    }

    .portfolio-tags {
        gap: 0.4rem;
        margin-bottom: 2rem;
    }

    .portfolio-tag {
        padding: 0.35rem 0.7rem;
        font-size: 0.75rem;
    }

    .portfolio-cta {
        padding: 0.85rem 1.5rem;
        font-size: 0.9rem;
    }

    .portfolio-nav {
        right: 0.75rem;
        gap: 0.5rem;
    }

    .portfolio-nav-dot {
        width: 8px;
        height: 8px;
    }

    .portfolio-cta-content {
        padding: 6rem 1.5rem 3rem;
    }

    .portfolio-cta-content h2 {
        font-size: 1.5rem;
    }

    .portfolio-cta-content p {
        font-size: 0.95rem;
        margin-bottom: 2rem;
    }

    .portfolio-cta-buttons {
        flex-direction: column;
    }

    .portfolio-cta-buttons .btn {
        width: 100%;
    }
}