/* ==========================================================================
   Responsive Stylesheet - GL Sotomayor
   Optimized for Mobile (320px - 768px), Tablet (768px - 992px), & Laptops
   ========================================================================== */

/* --------------------------------------------------------------------------
   Global Layout Containment
   -------------------------------------------------------------------------- */
html, body {
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  box-sizing: border-box;
}

*, *::before, *::after {
  box-sizing: border-box;
}

/* ==========================================================================
   Large Desktops / Laptops (max-width: 1200px)
   ========================================================================== */
@media (max-width: 1200px) {
  .hero-grid {
    gap: 2.5rem;
  }
  
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .methodology-track {
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
  }
  
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
  
  .footer-col-last {
    grid-column: span 3;
  }
}

/* ==========================================================================
   Tablets & Medium Screens (max-width: 992px)
   ========================================================================== */
@media (max-width: 992px) {
  .section {
    padding: 4.5rem 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-ctas {
    justify-content: center;
  }
  
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .hero-visual {
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
  }

  .service-detail-grid {
    grid-template-columns: 1fr;
    padding: 2.25rem;
    gap: 2.5rem;
  }
  
  .service-features-list {
    grid-template-columns: 1fr;
  }

  .methodology-track {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .methodology-track::before {
    top: 0;
    bottom: 0;
    left: 36px;
    width: 2px;
    height: 100%;
  }

  .methodology-step {
    display: flex;
    align-items: flex-start;
    text-align: left;
    gap: 1.5rem;
    padding: 0;
  }

  .step-node {
    margin: 0;
    flex-shrink: 0;
  }

  .coverage-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

  /* Southern Pack Configurator */
  .presets-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

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

  .estimator-summary-card {
    position: static;
  }

  .promo-modal-backdrop {
    padding: 1rem;
  }

  .promo-modal-card {
    grid-template-columns: 1fr;
    max-height: 92vh;
    overflow-y: auto;
    border-radius: var(--radius-md);
  }

  .promo-modal-visual {
    height: 200px;
  }
}

/* ==========================================================================
   Mobile Devices & Small Tablets (max-width: 768px)
   ========================================================================== */
@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  .section {
    padding: 3.75rem 0;
  }

  .container {
    padding: 0 1.25rem;
  }

  /* --- 1. Header & Navigation Fixes --- */
  .header {
    height: var(--header-height);
  }

  .header.scrolled {
    height: 62px;
  }

  .nav-container {
    padding: 0 1.25rem;
  }

  .logo {
    gap: 0.65rem;
  }

  .logo-symbol {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
  }

  .logo-symbol svg {
    width: 22px;
    height: 22px;
  }

  .logo-title {
    font-size: 1.15rem;
    letter-spacing: 0.02em;
  }

  /* Hide long subtitles in header on mobile to prevent horizontal overflow */
  .logo-subtitle {
    display: none !important;
  }

  .nav-actions {
    gap: 0.5rem;
  }

  .nav-actions .btn {
    display: none;
  }

  .nav-toggle-btn {
    display: inline-flex;
    padding: 0.42rem 0.8rem;
    height: 36px;
    gap: 0.45rem;
  }

  .nav-toggle-text {
    font-size: 0.78rem;
    letter-spacing: 1px;
  }

  /* --- 2. Off-Canvas Drawer --- */
  .offcanvas-drawer {
    width: 100%;
    max-width: 100%;
  }

  .offcanvas-header {
    padding: 1.25rem 1.5rem;
  }

  .offcanvas-body {
    padding: 1.5rem 1.25rem;
  }

  .offcanvas-menu-group {
    margin-bottom: 1.75rem;
  }

  .offcanvas-link {
    font-size: 0.95rem;
    padding: 0.75rem 0.85rem;
  }

  .offcanvas-contact-box {
    padding: 1.25rem;
  }

  /* --- 3. Grids & Cards --- */
  .pillars-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .pillar-card {
    padding: 1.75rem 1.35rem;
  }

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

  .clients-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
  }

  .client-item {
    padding: 1.25rem 0.85rem 1rem 0.85rem;
  }

  .client-logo-wrapper {
    height: 42px;
    margin-bottom: 0.5rem;
  }

  .client-logo-svg {
    max-height: 36px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
    margin-bottom: 2.5rem;
  }

  .footer-col-last {
    grid-column: span 1;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.85rem;
    text-align: center;
    padding-top: 1.5rem;
  }

  /* --- 4. Interactive Quotation Form (#quote-form) --- */
  .quote-form-card {
    padding: 1.75rem 1.25rem;
    border-radius: var(--radius-md);
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .form-group {
    margin-bottom: 1.15rem;
  }

  .service-selector-pills {
    gap: 0.45rem;
  }

  .pill-box {
    padding: 0.45rem 0.75rem;
    font-size: 0.8rem;
    gap: 0.35rem;
    display: inline-flex;
    align-items: center;
  }

  .file-upload-btn {
    padding: 0.75rem 1rem;
    font-size: 0.825rem;
  }

  #file-label-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
    display: inline-block;
  }

  .legal-checkbox-label {
    font-size: 0.78rem;
    line-height: 1.45;
  }

  /* Crucial: Stack form action buttons vertically to prevent horizontal breaking */
  .form-submit-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    width: 100%;
    margin-top: 1.5rem;
  }

  .form-submit-row .btn {
    width: 100%;
    justify-content: center;
  }

  .status-meta-box {
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  /* --- 5. Case Study / Project Modal (#project-modal) --- */
  .modal-backdrop {
    padding: 1rem;
  }

  .modal-card {
    max-height: 92vh;
    border-radius: var(--radius-md);
    width: 100%;
    max-width: 100%;
  }

  .modal-media {
    height: 200px;
  }

  .modal-content-body {
    padding: 1.5rem 1.25rem;
  }

  .modal-header-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    margin-bottom: 0.85rem;
  }

  .modal-client-group {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
  }

  .modal-client-logo svg {
    max-width: 120px;
    height: 22px;
  }

  .modal-content-body h3 {
    font-size: 1.35rem !important;
    margin-bottom: 0.75rem !important;
  }

  .modal-content-body p {
    font-size: 0.925rem !important;
    line-height: 1.6 !important;
  }

  .modal-specs-grid {
    grid-template-columns: 1fr;
    gap: 0.65rem;
    padding: 1rem;
    margin: 1.25rem 0;
  }

  .modal-content-body div[style*="text-align: right"] {
    text-align: stretch !important;
    margin-top: 1.25rem !important;
  }

  .modal-content-body div[style*="text-align: right"] .btn {
    width: 100%;
    justify-content: center;
  }

  /* --- 6. Southern House Pack Hero Banner & Configurator --- */
  .southern-hero-banner {
    height: auto;
    min-height: 470px;
    margin-top: 1rem;
    margin-bottom: 2.5rem;
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
  }

  .southern-hero-banner img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  /* Vertical Gradient for Dark Obsidian Readability + Generous Top Padding */
  .southern-banner-overlay {
    position: relative;
    inset: auto;
    background: linear-gradient(180deg, rgba(9, 10, 15, 0.97) 0%, rgba(9, 10, 15, 0.88) 55%, rgba(9, 10, 15, 0.65) 100%);
    padding: 2.75rem 1.35rem 2rem 1.35rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    max-width: 100%;
    min-height: 470px;
  }

  .southern-location-tag {
    font-size: 0.72rem;
    padding: 0.35rem 0.75rem;
    margin-bottom: 1rem;
    line-height: 1.35;
    width: 100%;
    text-align: center;
    justify-content: center;
    white-space: normal;
  }

  .southern-banner-overlay h3 {
    font-size: 1.45rem;
    line-height: 1.25;
    margin-bottom: 0.75rem;
  }

  .southern-banner-overlay p {
    font-size: 0.875rem;
    line-height: 1.55;
    margin-bottom: 1.35rem;
  }

  .southern-banner-overlay .btn {
    width: 100%;
    justify-content: center;
  }

  .configurator-card {
    padding: 1.5rem 1.15rem;
    border-radius: var(--radius-md);
  }

  .house-preset-card {
    padding: 1.25rem 1rem;
  }

  .stepper-item {
    padding: 0.85rem 1rem;
  }

  .pack-toggle-card {
    padding: 0.75rem 0.95rem;
  }

  .estimator-summary-card {
    padding: 1.5rem 1.15rem;
    border-radius: var(--radius-md);
  }

  /* --- 7. Promotional Modal (#southern-pack-modal) --- */
  .promo-modal-content {
    padding: 1.6rem 1.25rem;
  }

  .promo-modal-content h3 {
    font-size: 1.35rem;
    line-height: 1.3;
    margin-bottom: 0.65rem;
  }

  .promo-modal-content p {
    font-size: 0.875rem;
    line-height: 1.55;
    margin-bottom: 1.15rem;
  }

  .promo-perks-list {
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  .promo-perk-item {
    font-size: 0.825rem;
    align-items: flex-start;
  }

  .promo-perk-item svg {
    margin-top: 2px;
  }

  .promo-actions {
    flex-direction: column;
    gap: 0.65rem;
    width: 100%;
  }

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

  /* --- 8. Cookie Banner Mobile --- */
  .cookie-banner {
    bottom: 0.75rem;
    left: 0.75rem;
    right: 0.75rem;
    max-width: calc(100vw - 1.5rem);
    padding: 1.15rem 1rem;
    flex-direction: column;
    gap: 0.85rem;
  }

  .cookie-content {
    gap: 0.75rem;
  }

  .cookie-actions {
    width: 100%;
    display: flex;
    gap: 0.5rem;
  }

  .cookie-actions .btn {
    flex: 1;
    justify-content: center;
    font-size: 0.8rem;
    padding: 0.55rem 0.75rem;
  }

  /* Global Toast */
  .toast-notification {
    bottom: 1rem;
    right: 1rem;
    left: 1rem;
    max-width: calc(100vw - 2rem);
  }

  .toast-content {
    padding: 0.95rem 1.15rem;
    max-width: 100%;
  }
}

/* ==========================================================================
   Small Mobile Screens (max-width: 480px)
   ========================================================================== */
@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .header {
    height: 64px;
  }

  .nav-container {
    padding: 0 1rem;
  }

  .logo-symbol {
    width: 35px;
    height: 35px;
  }

  .logo-symbol svg {
    width: 20px;
    height: 20px;
  }

  .logo-title {
    font-size: 1.05rem;
  }

  .nav-toggle-btn {
    padding: 0.35rem 0.7rem;
    height: 34px;
    gap: 0.4rem;
  }

  .nav-toggle-text {
    font-size: 0.75rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .stat-number {
    justify-content: center;
  }
  
  .hero-ctas {
    flex-direction: column;
    width: 100%;
  }

  .hero-ctas .btn {
    width: 100%;
  }

  .clients-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.65rem;
  }

  .client-item {
    padding: 1rem 0.5rem 0.85rem 0.5rem;
  }

  .client-logo-wrapper {
    height: 36px;
  }

  .client-logo-svg {
    max-height: 30px;
  }

  .client-sector {
    font-size: 0.68rem;
  }

  .standards-box {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .stepper-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
  }

  .stepper-controls {
    align-self: flex-end;
  }

  .cookie-actions {
    flex-direction: column;
  }

  .cookie-actions .btn {
    width: 100%;
  }

  .modal-backdrop {
    padding: 0.5rem;
  }

  .promo-modal-backdrop {
    padding: 0.5rem;
  }

  .southern-hero-banner {
    min-height: 480px;
  }

  .southern-banner-overlay {
    padding: 2.25rem 1rem 1.65rem 1rem;
    min-height: 480px;
  }

  .southern-banner-overlay h3 {
    font-size: 1.3rem;
  }

  .quote-form-card {
    padding: 1.35rem 1rem;
  }

  .form-input, .form-textarea, .form-select {
    padding: 0.75rem 0.95rem;
    font-size: 0.925rem;
  }
}

/* ==========================================================================
   Ultra-Compact Screens (max-width: 360px)
   ========================================================================== */
@media (max-width: 360px) {
  .logo-title {
    font-size: 0.95rem;
  }

  .btn {
    padding: 0.65rem 1.15rem;
    font-size: 0.875rem;
  }

  .pill-box {
    padding: 0.35rem 0.6rem;
    font-size: 0.75rem;
  }
}