/* ========================================================================= */
/* MOBILE ARCHITECTURE: The Center Rule & UX Polish                          */
/* ========================================================================= */

/* ------------------------------------------------------------------------- */
/* Breakpoint: 1024px (Tablets / Small Desktops)                             */
/* ------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .wa-container-fluid {
    grid-template-columns: 1fr;
    gap: 60px;
    padding: 0 30px;
  }
  .arch-link-list a {
    font-size: 18px;
  }
  .post-layout {
    grid-template-columns: 1fr;
    padding: 50px 40px 80px;
  }
  .post-sidebar {
    grid-column: 1;
    grid-row: auto;
  }
  .post-sidebar-inner {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    padding: 30px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
  }
  .post-progress {
    grid-column: 1;
  }
}

/* ------------------------------------------------------------------------- */
/* Breakpoint: 1100px & 850px (Blog Grids)                                 */
/* ------------------------------------------------------------------------- */
@media (max-width: 1100px) {
  .arch-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 850px) {
  .arch-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ------------------------------------------------------------------------- */
/* Breakpoint: 768px (Mobile & Core Alignment)                               */
/* ------------------------------------------------------------------------- */
@media (max-width: 768px) {
  /* THE CENTER RULE: Hero, About, Skills, Projects */
  section#hero,
  section#about,
  section#skills,
  section#projects,
  .apple-projects-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  /* SPECIFIC WRAPPERS: Force Column Layout & Alignment */
  #hero .buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    gap: 15px;
  }

  #about .wa-container,
  #about .wa-content,
  #skills .wa-container-wide,
  #projects .apple-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
  }

  /* DESTROY CAROUSELS: Convert to vertical stacks */
  #skills .wa-cards-wrapper,
  #projects .apple-cards-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
    width: 100%;
    overflow: visible; /* kill horizontal scroll */
    padding: 0;
  }

  /* TEXT ALIGNMENT REFINEMENT */
  #hero h1,
  #hero h2,
  #hero p,
  #about h2,
  #about p,
  #skills h2,
  #skills p,
  #projects h2,
  #projects p,
  .apple-title,
  .apple-title span,
  .wa-section-header,
  .apple-section-header {
    text-align: center;
  }

  /* MOBILE UX POLISH: Padding & Scalable Fonts */
  section#about,
  section#skills,
  section#projects,
  .apple-projects-section,
  #contact {
    padding: 60px 20px;
  }
  #about h2, #skills h2, #projects h2 { font-size: 2rem; }
  .wa-content p { font-size: 1.05rem; line-height: 1.6; }

  /* Touch Targets Expand */
  .btn, .wa-btn-more, .arch-submit {
    padding: 16px 24px;
    font-size: 1.1rem;
    width: 100%;
    max-width: 300px;
  }

  /* FOOTER EXCEPTION: Left Alignment Only (Specificity Boosted) */
  footer.site-footer {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
  footer.site-footer .wa-container,
  footer.site-footer .footer-directory,
  footer.site-footer .footer-fine-print,
  footer.site-footer p,
  footer.site-footer a,
  footer.site-footer h3,
  footer.site-footer span {
    text-align: left;
    align-items: flex-start;
  }
  footer.site-footer .footer-pills { justify-content: flex-start; }
  footer.site-footer .footer-directory { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
  footer.site-footer .apple-bottom-bar { flex-direction: column; align-items: flex-start; gap: 15px; }

  /* Navigation & Core Elements */
  .nav-container { padding: 10px 15px; flex-wrap: nowrap; }
  .main-logo { height: 25px; width: auto; }
  .nav-icons { gap: 8px; }
  .nav-links { display: none; }
  .nav-links.active {
    display: flex; position: fixed; top: 0; left: 0;
    width: 100%; height: 100vh;
    background-color: var(--bg-white, #fff);
    flex-direction: column; align-items: center; justify-content: center;
    z-index: 999;
  }
  .nav-links.active a {
    color: var(--text-main, #000); font-size: 2rem; margin: 20px 0;
    display: block; text-align: center; opacity: 1;
  }
  .hamburger-btn {
    display: flex; background: none; border: none; cursor: pointer;
    color: inherit; padding: 0; margin-left: 10px;
    align-items: center; justify-content: center;
    position: relative; z-index: 1001;
  }
  .weather-widget, .translation-sidebar { display: none; }
  #hero h1 { font-size: 12vw; line-height: 1.1; margin-top: 40px; display: inline-block; }

  /* Components: Adjusted for strict column */
  .skills-grid { grid-template-columns: 1fr; }
  .apple-section-header, #projects .apple-section-header, .wa-section-header, #skills .wa-section-header { 
    flex-direction: column; justify-content: center; gap: 15px; 
  }
  
  /* Carousel Navigations completely removed for column stacked cards */
  .carousel-nav, .wa-carousel-nav { display: none; }
  
  /* Cards adjusted for column stack */
  .wa-card, .apple-card { 
    width: 100%; 
    max-width: 350px; 
    flex: none; /* remove row flex-basis */
    height: auto;
    min-height: 460px;
    box-shadow: 0 10px 40px var(--card-shadow-mobile); 
    transition: transform 0.4s ease, box-shadow 0.4s ease; 
  }
  .apple-card:hover { transform: translateY(-5px); box-shadow: 0 20px 60px var(--card-shadow-hover); }
  
  .input-row, .identity-blocks { flex-direction: column; display: flex; gap: 25px; padding: 0; }
  .wa-hero-flex { flex-direction: column; gap: 30px; }
  .wa-footer-grid { grid-template-columns: 1fr; gap: 10px; padding: 0 20px; }
  .wa-footer-label { margin-bottom: 5px; }
  .arch-form input, .arch-form textarea { width: 100%; font-size: 16px; }
  .arch-social-list ul { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; padding: 0; }
  .translate-hover:active { opacity: 0.7; }

  /* Blog & Post Specific */
  .blog-hero-inner { padding: 50px 20px 36px; }
  .blog-hero-ticker span { font-size: 9px; }
  .blog-filter-inner { padding: 0 20px; }
  .blog-grid-section { padding: 40px 20px 70px; }
  .blog-grid, .blog-grid--small { grid-template-columns: 1fr; gap: 24px; }
  .blog-grid .blog-card--featured { grid-column: 1; }
  .card-image-wrapper { aspect-ratio: 16 / 9; }
  .card-content { padding: 20px 20px 16px; }
  .card-excerpt { -webkit-line-clamp: 4; line-clamp: 4; }
  .post-header-inner { padding: 50px 20px 32px; }
  .post-layout { padding: 40px 20px 70px; gap: 30px; }
  .post-related { padding: 50px 20px 60px; }
  
  .post-hero { padding-top: 100px; }
  .post-hero-image { aspect-ratio: 16 / 10; }
  .post-body { padding: 50px 0 0 0; }
  .post-lead { font-size: 19px; }
  .post-content p { font-size: 17px; }
  .system-insight { padding: 20px 25px; }
  .system-insight p { font-size: 14px; }
  .post-next-system { margin-top: 80px; padding: 50px 0; }
}

/* ------------------------------------------------------------------------- */
/* Breakpoint: 600px & 480px (Small Mobile Devices)                          */
/* ------------------------------------------------------------------------- */
@media (max-width: 600px) {
  .arch-grid { grid-template-columns: 1fr; }
  .filters-panel { max-width: 100%; padding: 0 10px 10px 10px; overflow-x: auto; justify-content: flex-start; }
}

@media (max-width: 480px) {
  .footer-directory { grid-template-columns: 1fr; }
  .blog-filter-btn { padding: 12px 14px; font-size: 11px; }
  .post-title { letter-spacing: -1px; }
  .blog-content-wrapper blockquote { padding-left: 20px; }
}