@media screen and (max-width: 1200px) {
    .container {
        padding: 0 20px;
    }

    .navbar-container {
        padding: 0 20px;
    }

    .hero-title {
        font-size: 3rem;
    }

    .quick-nav-grid {
        gap: 20px;
    }

    .benefits-grid {
        gap: 20px;
    }

    .avatar-container {
        gap: 40px;
    }

    .footer-content {
        gap: 32px;
    }
}

@media screen and (max-width: 992px) {
    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 1.75rem;
        margin-bottom: 36px;
    }

    .navbar-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        padding: 20px;
        gap: 8px;
        box-shadow: 0 4px 20px var(--shadow-medium);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }

    .navbar-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .navbar-menu a {
        width: 100%;
        text-align: center;
        padding: 14px 20px;
    }

    .navbar-toggle {
        display: flex;
    }

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

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

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

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

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

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

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

    .avatar-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .avatar-image {
        max-width: 500px;
        margin: 0 auto;
    }

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

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

    .server-info-grid {
        grid-template-columns: 1fr;
    }

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

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

    .steps-container {
        flex-wrap: wrap;
        gap: 30px;
        justify-content: center;
    }

    .steps-container::before {
        display: none;
    }

    .step-item {
        flex: 0 0 calc(33.333% - 20px);
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media screen and (max-width: 768px) {
    .section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 1.5rem;
        margin-bottom: 30px;
    }

    .page-header {
        padding: 100px 0 40px;
    }

    .page-header h1 {
        font-size: 2rem;
    }

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

    .hero {
        min-height: auto;
        padding: 100px 0 60px;
    }

    .hero-content {
        padding: 80px 20px 40px;
    }

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

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 30px;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 12px;
    }

    .btn {
        width: 100%;
        max-width: 280px;
    }

    .quick-nav-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .quick-nav-card {
        padding: 30px 20px;
    }

    .quick-nav-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }

    .live-card {
        padding: 30px 20px;
    }

    .live-time {
        font-size: 1.5rem;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .benefit-card {
        padding: 24px;
    }

    .benefit-icon {
        font-size: 2.5rem;
    }

    .avatar-section {
        padding: 50px 0;
    }

    .avatar-intro h2 {
        font-size: 1.5rem;
    }

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

    .profile-card {
        padding: 24px;
    }

    .profile-card h3 {
        font-size: 1.1rem;
    }

    .tags-cloud {
        gap: 8px;
    }

    .tag {
        padding: 8px 16px;
        font-size: 0.9rem;
    }

    .schedule-timeline {
        flex-direction: column;
        gap: 20px;
    }

    .live-embed-container {
        margin: 0 -20px;
        border-radius: 0;
    }

    .video-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .feature-card {
        padding: 30px 20px;
    }

    .feature-icon {
        font-size: 2.5rem;
    }

    .rules-box {
        padding: 24px;
    }

    .rules-box h3 {
        font-size: 1.1rem;
    }

    .step-item {
        flex: 0 0 calc(50% - 15px);
    }

    .step-number {
        width: 60px;
        height: 60px;
        font-size: 1.25rem;
    }

    .download-card {
        padding: 30px 20px;
    }

    .download-card h3 {
        font-size: 1.25rem;
    }

    .platform-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .platform-card {
        padding: 24px;
    }

    .platform-icon {
        font-size: 2.5rem;
    }

    .group-card {
        padding: 30px 20px;
    }

    .group-card h3 {
        font-size: 1.25rem;
    }

    .group-number {
        font-size: 1.5rem;
        padding: 12px 24px;
    }

    .group-qrcode {
        width: 160px;
        height: 160px;
    }

    .contact-grid {
        flex-direction: column;
    }

    .contact-card {
        padding: 30px 24px;
    }

    .contact-icon {
        font-size: 2.5rem;
    }

    .footer {
        padding: 40px 0 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-links ul {
        align-items: center;
    }

    .footer-bottom {
        padding-top: 20px;
    }

    .footer-bottom p {
        font-size: 0.85rem;
    }

    .error-page {
        padding: 20px;
    }

    .error-icon {
        font-size: 4rem;
    }

    .error-content h1 {
        font-size: 1.75rem;
    }

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

    .carousel-nav {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .carousel-prev {
        left: 10px;
    }

    .carousel-next {
        right: 10px;
    }
}

@media screen and (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .navbar-container {
        height: 60px;
        padding: 0 16px;
    }

    .navbar-logo {
        font-size: 1.1rem;
    }

    .navbar-menu {
        top: 60px;
    }

    .navbar-toggle {
        padding: 8px;
    }

    .navbar-toggle span {
        width: 20px;
    }

    .hero-content {
        padding: 70px 16px 30px;
    }

    .hero-title {
        font-size: 1.75rem;
    }

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

    .btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }

    .section-title {
        font-size: 1.35rem;
    }

    .page-header h1 {
        font-size: 1.75rem;
    }

    .step-item {
        flex: 0 0 100%;
    }

    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.1rem;
        margin-bottom: 12px;
    }

    .step-item h4 {
        font-size: 0.95rem;
    }

    .step-item p {
        font-size: 0.8rem;
    }
}

@media screen and (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

@media screen and (max-width: 768px) {
    .live-embed-body iframe {
        height: 250px;
    }
}

@media print {
    .navbar,
    .footer,
    .carousel-controls,
    .carousel-nav,
    .btn {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .hero {
        min-height: auto;
        padding: 20px;
    }

    .section {
        padding: 20px 0;
    }
}