/* ===== Tablet (max-width: 1024px) ===== */
@media (max-width: 1024px) {
    .section {
        padding: 80px 0;
    }

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

    .about-visual {
        order: -1;
    }

    .about-images {
        height: 400px;
        max-width: 500px;
        margin: 0 auto;
    }

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

    .gallery-grid .gallery-item:nth-child(4),
    .gallery-grid .gallery-item:nth-child(5) {
        display: none;
    }

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

    .dclub-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .dclub-visual {
        order: -1;
    }

    .fertility .dclub-wrapper {
        grid-template-columns: 1fr;
    }

    .dclub-img-wrapper {
        max-width: 500px;
        margin: 0 auto;
        aspect-ratio: 4/3;
    }

    .dclub-content .section-title {
        text-align: center;
    }

    .dclub-content .section-tag {
        display: block;
        text-align: center;
    }

    .dclub-content {
        text-align: center;
    }

    .dclub-features li {
        justify-content: center;
    }

    .dclub-quote {
        text-align: center;
        border-left: none;
        border-top: 3px solid var(--accent);
        border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    }

    .dclub-content .btn {
        margin: 0 auto;
    }

    .reviews-slider {
        display: flex;
        overflow: hidden;
        gap: 24px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }

    .footer-brand {
        grid-column: span 2;
    }
}

/* ===== Mobile Large (max-width: 768px) ===== */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-secondary);
        border-left: 1px solid var(--border);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 32px 32px;
        gap: 4px;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1000;
    }

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

    .nav-link {
        width: 100%;
        padding: 14px 16px;
        font-size: 1rem;
        border-radius: var(--radius-sm);
    }

    .nav-toggle {
        display: flex;
    }

    .nav-cta span {
        display: none;
    }

    .nav-cta {
        padding: 10px;
        border-radius: 50%;
    }

    .hero {
        padding: 100px 20px 60px;
        min-height: auto;
    }

    .hero-title {
        font-size: clamp(2.2rem, 10vw, 3.5rem);
    }

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

    .hero-actions {
        flex-direction: column;
        margin-bottom: 40px;
    }

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

    .hero-stats {
        gap: 20px;
    }

    .stat-number {
        font-size: 1.4rem;
    }

    .about-images {
        position: relative;
        height: auto;
        display: flex;
        flex-direction: column;
        gap: 16px;
    }

    .about-img-main {
        position: relative;
        width: 100%;
        height: auto;
        aspect-ratio: 4/3;
        border-radius: var(--radius);
    }

    .about-img-secondary {
        position: relative;
        width: 70%;
        height: auto;
        aspect-ratio: 4/3;
        margin: 0 auto;
        border-radius: var(--radius);
        border: 4px solid var(--bg-primary);
    }

    .about-quote-float {
        display: none;
    }

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

    .gallery-grid .gallery-item:nth-child(3),
    .gallery-grid .gallery-item:nth-child(4),
    .gallery-grid .gallery-item:nth-child(5) {
        display: none;
    }

    .dclub-img-wrapper {
        aspect-ratio: 1;
    }

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

    .reviews-slider {
        display: flex;
        overflow: hidden;
        gap: 24px;
    }

    .review-card {
        padding: 24px;
        min-width: 100%;
        flex: 0 0 100%;
    }

    .section-title {
        font-size: clamp(1.8rem, 6vw, 2.5rem);
    }

    .section-header {
        margin-bottom: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .schedule-item {
        justify-content: center;
    }

    .contact-info {
        gap: 16px;
    }

    .info-card {
        flex-direction: row;
        align-items: center;
        gap: 12px;
        padding: 16px;
    }

    .info-icon {
        width: 40px;
        height: 40px;
        min-width: 40px;
        font-size: 0.95rem;
    }

    .info-content h4 {
        font-size: 0.85rem;
    }

    .info-content p {
        font-size: 0.8rem;
    }

    .map-wrapper {
        min-height: 300px;
    }

    .map-wrapper iframe {
        min-height: 300px;
    }

    .dclub-lead {
        font-size: 1rem;
    }

    .dclub-features li {
        font-size: 0.9rem;
        text-align: left;
        justify-content: flex-start;
    }

    .dclub-content {
        text-align: left;
    }

    .dclub-content .section-title {
        text-align: left;
    }

    .dclub-content .section-tag {
        text-align: left;
    }

    .dclub-content .btn {
        margin: 0;
    }

    .dclub-quote {
        text-align: left;
        border-top: none;
        border-left: 3px solid var(--accent);
        border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }

    .schedule-item {
        justify-content: flex-start;
    }
}

/* ===== Mobile Small (max-width: 480px) ===== */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 90px 16px 50px;
    }

    .hero-tagline {
        font-size: 0.7rem;
        letter-spacing: 2px;
    }

    .hero-title {
        font-size: clamp(1.9rem, 9vw, 2.8rem);
    }

    .hero-subtitle {
        font-size: 0.9rem;
        line-height: 1.7;
    }

    .hero-actions .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .section {
        padding: 48px 0;
    }

    .section-header {
        margin-bottom: 32px;
    }

    .section-title {
        font-size: clamp(1.5rem, 7vw, 2rem);
    }

    .section-tag {
        font-size: 0.7rem;
        padding: 5px 12px;
    }

    .about-lead {
        font-size: 1rem;
    }

    .about-img-secondary {
        width: 85%;
    }

    .feature {
        padding: 14px;
        gap: 12px;
    }

    .feature-icon {
        width: 40px;
        height: 40px;
        min-width: 40px;
        font-size: 0.95rem;
        border-radius: 10px;
    }

    .feature-text h4 {
        font-size: 0.9rem;
    }

    .feature-text p {
        font-size: 0.8rem;
    }

    .service-card {
        padding: 24px 18px;
    }

    .service-icon {
        width: 52px;
        height: 52px;
        font-size: 1.2rem;
        margin-bottom: 18px;
    }

    .service-card h3 {
        font-size: 1.05rem;
    }

    .service-card p {
        font-size: 0.85rem;
    }

    .gallery-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3px;
    }

    .gallery-overlay span {
        font-size: 1rem;
    }

    .dclub-quote {
        padding: 16px 20px;
    }

    .dclub-quote p {
        font-size: 0.9rem;
    }

    .dclub-features li {
        font-size: 0.85rem;
        padding: 6px 0;
    }

    .dclub-img-wrapper {
        max-width: 100%;
        aspect-ratio: 1;
    }

    .time-big {
        font-size: 2.8rem;
    }

    .review-card {
        padding: 20px 16px;
    }

    .reviewer-avatar {
        width: 38px;
        height: 38px;
        font-size: 0.95rem;
    }

    .reviewer-info h4 {
        font-size: 0.9rem;
    }

    .review-text {
        font-size: 0.85rem;
        line-height: 1.7;
    }

    .rating-number {
        font-size: 2.5rem;
    }

    .info-card {
        padding: 14px;
        gap: 10px;
    }

    .info-icon {
        width: 36px;
        height: 36px;
        min-width: 36px;
        font-size: 0.85rem;
        border-radius: 10px;
    }

    .info-content h4 {
        font-size: 0.8rem;
    }

    .info-content p {
        font-size: 0.78rem;
        word-break: break-word;
    }

    .map-wrapper {
        min-height: 250px;
    }

    .map-wrapper iframe {
        min-height: 250px;
    }

    .footer {
        padding: 40px 0 24px;
    }

    .footer-logo-img {
        height: 56px;
    }

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

    .footer-links h4,
    .footer-contact h4 {
        font-size: 0.9rem;
        margin-bottom: 12px;
    }

    .footer-links ul li a,
    .footer-contact ul li {
        font-size: 0.85rem;
    }

    .footer-bottom p {
        font-size: 0.8rem;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 0.85rem;
    }

    .slider-btn {
        width: 38px;
        height: 38px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
        gap: 8px;
    }
}

/* ===== Very Large Screens ===== */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }

    .hero-title {
        font-size: 6rem;
    }

    .section {
        padding: 140px 0;
    }
}

/* ===== Mobile Menu Overlay ===== */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}