@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    clip-path: none;
    animation: none;
    transition: none;
  }
}

@media (max-width: 900px) {
  .hero-grid,
  .about-grid,
  .cta-grid {
    grid-template-columns: 1fr;
  }
  .hero-media,.cta-media {
    justify-content: center;
  }
  
  .services-final-cta-action {
    justify-content: flex-start;
  }
  .services-grid,
  .portfolio-grid,
  .why-grid,
  .feature-grid,
  .principles-grid,
  .topics-grid,
  .quality-grid,
  .category-grid,
  .idea-grid,
  .about-story-grid,
  .about-split-section,
  .about-image-section,
  .about-action-row,
  .process-list,
  .service-detail-grid {
    grid-template-columns: 1fr !important;
  }
  .about-action-row-buttons {
    justify-content: flex-start;
  }
  .quality-section .quality-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .learn-bento-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .learn-bento-card,
  .learn-bento-card:nth-child(1),
  .learn-bento-card:nth-child(2),
  .learn-bento-card:nth-child(3),
  .learn-bento-card:nth-child(4),
  .learn-bento-card:nth-child(5) {
    grid-column: auto;
    min-height: 190px;
  }
  .quality-section .quality-card,
  .quality-section .quality-card:nth-child(1),
  .quality-section .quality-card:nth-child(5),
  .quality-section .quality-card:nth-child(2),
  .quality-section .quality-card:nth-child(3),
  .quality-section .quality-card:nth-child(4) {
    grid-column: auto;
    min-height: 190px;
  }
  .tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .hobbies-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hobbies .feature-card,
  .hobbies .feature-card:nth-child(1),
  .hobbies .feature-card:nth-child(2),
  .hobbies .feature-card:nth-child(3),
  .hobbies .feature-card:nth-child(4),
  .hobbies .feature-card:nth-child(5),
  .hobbies .feature-card:nth-child(6) {
    grid-column: auto;
    grid-row: auto;
    min-height: 210px;
  }
  .blog-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }
  .footer-col {
    gap: 5px;
  }
}

@media (max-width: 720px) {
  .site-header {
    top: max(8px, env(safe-area-inset-top));
  }
  .header-inner {
    width: calc(100% - 24px);
    min-height: 56px;
    padding: 8px 9px 8px 16px;
    border-radius: 31px;
    flex-wrap: wrap;
    backdrop-filter: blur(5px);
  }
  .main-nav {
    position: relative;
    order: 3;
    flex: 0 0 100%;
    flex-direction: column;
    margin: 0;
    padding: 0;
    gap: 2px;
    display: none;
  }
  .main-nav.open {
    display: flex;
    margin-top: 8px;
    padding-top: 6px;
    animation: glass-menu-in 0.2s ease-out;
  }
  .main-nav a {
    width: 100%;
    padding: 11px 13px;
  }
  .main-nav a:hover {
    transform: none;
  }
  .nav-toggle {
    display: flex;
  }
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hobbies-grid {
    grid-template-columns: 1fr;
  }
  .hobbies .feature-card,
  .hobbies .feature-card:nth-child(1),
  .hobbies .feature-card:nth-child(2),
  .hobbies .feature-card:nth-child(3),
  .hobbies .feature-card:nth-child(4),
  .hobbies .feature-card:nth-child(5),
  .hobbies .feature-card:nth-child(6) {
    min-height: 0;
  }
  .quality-section .quality-card {
    min-height: 0;
    padding: 18px;
  }
  .quality-section .quality-card .icon-box {
    width: 46px;
  }
  .quality-section .quality-grid {
    grid-template-columns: 1fr;
  }
  .contact-details {
    grid-template-columns: 1fr;
  }
  .learn-bento-grid {
    grid-template-columns: 1fr;
  }
  .learn-bento-card {
    min-height: 0;
    padding: 22px;
  }
  .learn-topic-section {
    padding: 30px 0;
  }
  .learn-topic-card {
    grid-template-columns: 1fr;
    padding: 24px;
    min-height: 0;
  }
  .learn-topic-card::after {
    right: 18px;
    bottom: -14px;
    font-size: 5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .process-item {
    flex-direction: row;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .header-inner,
  .main-nav a,
  .nav-toggle span {
    transition: none;
  }
  .main-nav.open {
    animation: none;
  }
  .site-header {
    animation: none;
  }
}

@media (max-width: 480px) {
  .btn-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero {
    min-height: 100vh;
    padding: 92px 0 48px;
  }
  .about,
  .services,
  .process,
  .portfolio,
  .why,
  .tech,
  .cta,
  .blog,
  .content-section {
    padding: 48px 0;
  }
  .hero-desc {
    max-width: none;
  }
}

@media (max-width: 900px) {
  .youtube-map {
    grid-template-columns: 1fr;
  }
  .youtube-map-intro {
    position: static;
  }
}

@media (max-width: 900px) {
  .contact-form-grid {
    grid-template-columns: 1fr;
  }
  .contact-form-sticky {
    position: static;
    padding-top: 0;
  }
}

@media (max-width: 900px) {
  .page-hero-grid,
  .service-hero .page-hero-grid {
    grid-template-columns: 1fr;
  }
  .page-hero-media {
    justify-content: flex-start;
  }
  .service-hero-media {
    width: min(100%, 620px);
    justify-content: flex-start;
  }
  .blog-toolbar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  .page-hero {
    padding: 104px 0 48px;
  }
  .page-hero-compact {
    padding-bottom: 44px;
  }
}

@media (max-width: 480px) {
  .content-section,
  .contact-form-section {
    padding: 48px 0;
  }
  .section-title {
    margin-bottom: 24px;
  }
  .section-copy {
    margin: -10px 0 20px;
  }
  .feature-card,
  .principle-card,
  .topic-card,
  .quality-card,
  .idea-card,
  .service-detail-card,
  .contact-form {
    padding: 22px;
  }
}

@media (max-width: 720px) {
  .services-preview-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .services-preview-action {
    justify-content: flex-start;
  }
  .learn-preview-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (min-width: 1280px) {
  .container,
  .header-inner {
    max-width: 1240px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
    gap: 72px;
  }

  .hero-title {
    max-width: 780px;
    font-size: clamp(3.25rem, 5.2vw, 5.4rem);
    line-height: 1.05;
  }

  .hero-desc {
    max-width: 620px;
    font-size: 1.1rem;
  }

  .arch-frame {
    max-width: 340px;
  }

  .section-title {
    max-width: 850px;
    font-size: clamp(2.05rem, 2.8vw, 3.25rem);
    line-height: 1.12;
  }

  .page-hero-inner {
    max-width: 900px;
  }

  .page-hero .hero-desc {
    max-width: 760px;
  }

  .feature-grid,
  .principles-grid,
  .topics-grid,
  .quality-grid,
  .category-grid,
  .tech-grid,
  .hobbies-grid {
    gap: 28px;
  }

  .feature-card,
  .principle-card,
  .topic-card,
  .quality-card,
  .tech-card,
  .service-detail-card,
  .idea-card {
    padding: 30px;
  }

  .contact-form-grid,
  .about-grid,
  .learn-preview-grid,
  .cta-grid {
    gap: 64px;
  }
}

@media (min-width: 1536px) {
  .container,
  .header-inner {
    max-width: 1360px;
  }

  .hero-grid {
    gap: 92px;
  }

  .hero-title {
    max-width: 860px;
    font-size: clamp(4rem, 5vw, 6.35rem);
  }

  .hero-desc {
    max-width: 680px;
    font-size: 1.14rem;
  }

  .arch-frame {
    max-width: 360px;
  }

  .section-title {
    max-width: 940px;
  }

  .page-hero {
    padding-top: 140px;
  }
}