/* ==========================================================================
   SUPERCHARGED RESPONSIVE & MOBILE-OPTIMIZED STYLESHEET
   Supports Mobile (320px - 600px), Tablet (601px - 1024px) & Desktop (1025px+)
   ========================================================================== */

/* Universal Responsive Foundation */
*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  max-width: 100vw;
  overflow-x: clip;
}

img, picture, video, canvas, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   LARGE TABLET & SMALL LAPTOP (851px to 1180px)
   ========================================================================== */
@media (min-width: 851px) and (max-width: 1180px) {
  :root {
    --rail: 64px;
  }
  
  .topbar {
    padding-inline: 18px;
  }
  
  .top-mid {
    gap: 16px;
  }
  
  .top-end span {
    display: none;
  }
  
  .launch-pin .launch-copy {
    width: 52%;
    padding-inline: 2.5vw;
  }
  
  .launch-pin .launch-visual img {
    width: 68%;
    right: 0;
  }
  
  .product-views button {
    width: 74px;
  }
  
  .transit-product {
    grid-template-columns: 46% 54%;
  }
  
  .transit-commerce {
    padding-inline: 3vw;
  }
  
  .transit-commerce h2 {
    font-size: clamp(54px, 7.5vw, 90px);
  }
  
  .slide-stage {
    grid-template-columns: 1.1fr 0.9fr;
    padding: 32px 24px;
    gap: 28px;
  }
  
  .project-mockup-frame {
    max-width: 540px;
  }
  
  .lab-stage-content {
    grid-template-columns: 1fr 1.1fr;
    gap: 32px;
  }
  
  .lab-dock {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .lab-module:nth-child(3) {
    border-right: 0;
  }
  
  .lab-module:nth-child(4),
  .lab-module:nth-child(5) {
    border-top: 1px solid rgba(243, 239, 229, 0.15);
  }
  
  .lab-module:last-child {
    grid-column: span 2;
    border-right: 0;
  }
  
  .final-main-wrap {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

/* ==========================================================================
   TABLETS & MEDIUM SCREENS (max-width: 850px)
   ========================================================================== */
@media (max-width: 850px) {
  :root {
    --rail: 0px !important;
  }
  
  .side-rail {
    display: none !important;
  }
  
  main {
    margin-left: 0 !important;
    width: 100vw !important;
    max-width: 100vw !important;
  }
  
  .progress {
    left: 0 !important;
  }
  
  .topbar {
    left: 0 !important;
    width: 100% !important;
    padding: 0 16px !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
  }
  
  .top-mid {
    display: none !important;
  }
  
  .top-end {
    gap: 10px !important;
  }
  
  .top-end span {
    display: none !important;
  }
  
  .launch {
    min-height: auto !important;
    padding-top: 65px !important;
  }
  
  .launch-pin {
    position: relative !important;
    top: 0 !important;
    height: auto !important;
    min-height: calc(100svh - 65px) !important;
    display: flex !important;
    flex-direction: column !important;
    grid-template-columns: 1fr !important;
    grid-template-rows: auto !important;
  }
  
  .launch-pin .launch-copy {
    position: relative !important;
    width: 100% !important;
    height: auto !important;
    padding: 36px 20px 24px !important;
    background: var(--paper) !important;
    z-index: 10 !important;
    border-right: 0 !important;
  }
  
  .launch h1 {
    font-size: clamp(52px, 12vw, 84px) !important;
    line-height: 0.85 !important;
    margin: 18px 0 16px !important;
  }
  
  .launch-copy p {
    font-size: 15px !important;
    line-height: 1.55 !important;
    max-width: 100% !important;
  }
  
  .launch-pin .launch-visual {
    position: relative !important;
    width: 100% !important;
    height: 380px !important;
    min-height: 320px !important;
    background: linear-gradient(118deg, var(--paper) 0 35%, #ded9cf 35% 69%, #c7c1b6 69% 100%) !important;
    overflow: hidden !important;
  }
  
  .launch-pin .launch-visual img {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    object-position: center bottom !important;
    filter: drop-shadow(0 15px 25px rgba(16, 16, 16, 0.25)) !important;
  }
  
  .poster-stamps {
    position: absolute !important;
    top: 14px !important;
    left: 14px !important;
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 6px !important;
  }
  
  .product-views {
    position: absolute !important;
    bottom: 12px !important;
    left: 12px !important;
    right: 12px !important;
    width: auto !important;
    display: flex !important;
    background: rgba(243, 239, 229, 0.95) !important;
    backdrop-filter: blur(12px) !important;
    border: 1px solid var(--ink) !important;
  }
  
  .product-views:before {
    display: none !important;
  }
  
  .product-views button {
    flex: 1 !important;
    width: auto !important;
    min-height: 42px !important;
    padding: 6px 4px !important;
    justify-content: center !important;
    font-size: 10px !important;
  }
  
  /* Conveyor Work Section */
  .slide {
    width: 100vw !important;
    grid-template-columns: 1fr !important;
    padding-top: 64px !important;
  }
  
  .slide-index {
    display: none !important;
  }
  
  .slide-stage {
    grid-template-columns: 1fr !important;
    padding: 20px 16px 36px !important;
    gap: 20px !important;
    height: auto !important;
    min-height: auto !important;
    overflow-y: auto !important;
  }
  
  .back-type {
    display: none !important;
  }
  
  .project-mockup-frame {
    width: 100% !important;
    max-width: 100% !important;
  }
  
  .mockup-image-box {
    aspect-ratio: 16 / 9 !important;
    max-height: 260px !important;
  }
  
  .slide-info-panel {
    width: 100% !important;
    max-width: 100% !important;
  }
  
  .slide-heading {
    font-size: clamp(26px, 7vw, 36px) !important;
    line-height: 1.05 !important;
  }
  
  .conveyor-ui {
    left: 0 !important;
    right: 0 !important;
    padding: 0 16px !important;
  }
  
  .conveyor-nav-pills {
    display: none !important;
  }
  
  .conveyor-meter {
    left: 0 !important;
    right: 0 !important;
  }
  
  /* About Section */
  .transit-product {
    display: flex !important;
    flex-direction: column !important;
    min-height: auto !important;
  }
  
  .transit-commerce {
    width: 100% !important;
    padding: 44px 20px !important;
    border-right: 0 !important;
    border-bottom: 1px solid var(--ink) !important;
  }
  
  .transit-commerce h2 {
    font-size: clamp(54px, 14vw, 90px) !important;
    line-height: 0.85 !important;
    margin: 18px 0 !important;
  }
  
  .transit-intro {
    font-size: 15px !important;
    line-height: 1.6 !important;
    margin-bottom: 30px !important;
  }
  
  .transit-visual {
    width: 100% !important;
    height: 380px !important;
    min-height: 320px !important;
    position: relative !important;
  }
  
  .transit-visual img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    object-position: center 20% !important;
  }
  
  /* Process Lab */
  .lab-stage {
    padding: 44px 16px 28px !important;
    min-height: auto !important;
  }
  
  .lab-stage-content {
    grid-template-columns: 1fr !important;
    gap: 28px !important;
  }
  
  .lab-header h2 {
    font-size: clamp(44px, 12vw, 76px) !important;
  }
  
  .lab-counter {
    display: none !important;
  }
  
  .lab-dock {
    grid-template-columns: 1fr !important;
  }
  
  .lab-module {
    min-height: auto !important;
    padding: 24px 18px !important;
    border-right: 0 !important;
    border-bottom: 1px solid rgba(243, 239, 229, 0.15) !important;
  }
  
  .lab-manifesto-bar {
    padding: 24px 16px !important;
    flex-direction: column !important;
    gap: 12px !important;
    align-items: flex-start !important;
  }
  
  /* Blog & Archive */
  .drop-index {
    padding: 60px 16px 44px !important;
  }
  
  .index-head h2 {
    font-size: clamp(48px, 13vw, 84px) !important;
    line-height: 0.85 !important;
  }
  
  .index-row {
    grid-template-columns: 36px 1fr auto !important;
    gap: 10px !important;
    padding: 16px 0 !important;
    font-size: 14px !important;
  }
  
  .index-row span:nth-child(3) {
    display: none !important;
  }
  
  /* Contact / Finale */
  .final-main-wrap {
    grid-template-columns: 1fr !important;
  }
  
  .final-left {
    padding: 44px 16px 36px !important;
    border-right: 0 !important;
    border-bottom: 1px solid var(--ink) !important;
  }
  
  .contact-hero-title {
    font-size: clamp(48px, 13vw, 84px) !important;
    line-height: 0.85 !important;
  }
  
  .contact-email-card {
    padding: 22px 16px !important;
  }
  
  .big-email-text {
    font-size: clamp(16px, 4.8vw, 24px) !important;
    word-break: break-all !important;
  }
  
  .email-actions {
    flex-direction: column !important;
    width: 100% !important;
  }
  
  .action-btn {
    width: 100% !important;
    justify-content: center !important;
  }
  
  .final-right {
    padding: 40px 16px !important;
    min-height: 400px !important;
  }
  
  .footer {
    grid-template-columns: 1fr 1fr !important;
    padding: 36px 16px !important;
    gap: 28px 20px !important;
  }
  
  .footer-brand {
    grid-column: 1 / -1 !important;
  }
}

/* ==========================================
   MOBILE PHONES (max-width: 600px & 434px)
   ========================================== */
@media (max-width: 600px) {
  .topbar {
    height: 56px !important;
    padding: 0 12px !important;
  }
  
  .topbar>span {
    font-size: 9px !important;
    max-width: 130px !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
  }
  
  .bag {
    padding: 6px 10px !important;
    font-size: 9px !important;
  }
  
  .launch {
    padding-top: 56px !important;
  }
  
  .launch-pin .launch-copy {
    padding: 24px 14px 18px !important;
  }
  
  .launch h1 {
    font-size: clamp(44px, 13.5vw, 68px) !important;
    margin: 12px 0 14px !important;
  }
  
  .launch-copy p {
    font-size: 13.5px !important;
    line-height: 1.5 !important;
  }
  
  .launch-pin .launch-visual {
    height: 320px !important;
    min-height: 280px !important;
  }
  
  .stamp {
    font-size: 8px !important;
    padding: 4px 7px !important;
  }
  
  .product-views button {
    font-size: 9px !important;
    min-height: 38px !important;
    padding: 4px 2px !important;
    gap: 4px !important;
  }
  
  .product-views button b {
    font-size: 10px !important;
  }
  
  /* Conveyor on small mobile */
  .slide-stage {
    padding: 14px 12px 28px !important;
    gap: 14px !important;
  }
  
  .mockup-header {
    padding: 8px 12px !important;
    font-size: 9.5px !important;
  }
  
  .mockup-image-box {
    aspect-ratio: 16 / 9.5 !important;
    max-height: 210px !important;
  }
  
  .slide-heading {
    font-size: clamp(22px, 6.5vw, 28px) !important;
  }
  
  .slide-caption {
    font-size: 12.5px !important;
    line-height: 1.45 !important;
  }
  
  .slide-tech-chips span {
    font-size: 9.5px !important;
    padding: 4px 8px !important;
  }
  
  .project-btn-primary {
    width: 100% !important;
    justify-content: center !important;
    padding: 11px 18px !important;
    font-size: 11px !important;
  }
  
  /* About on small mobile */
  .transit-commerce {
    padding: 32px 14px !important;
  }
  
  .transit-commerce h2 {
    font-size: clamp(44px, 13vw, 70px) !important;
  }
  
  .transit-intro {
    font-size: 13.5px !important;
    line-height: 1.5 !important;
  }
  
  .size-row button {
    padding: 7px 9px !important;
    font-size: 9.5px !important;
  }
  
  .transit-commerce .data-line {
    font-size: 10px !important;
    padding: 8px 0 !important;
  }
  
  .transit-visual {
    height: 300px !important;
    min-height: 260px !important;
  }
  
  /* Process Lab on small mobile */
  .lab-stage {
    padding: 32px 12px 20px !important;
  }
  
  .lab-status-badge {
    font-size: 8.5px !important;
    padding: 4px 9px !important;
    margin-bottom: 14px !important;
  }
  
  .lab-header h2 {
    font-size: clamp(36px, 10.5vw, 56px) !important;
    margin-bottom: 14px !important;
  }
  
  .lab-header p {
    font-size: 13px !important;
    line-height: 1.5 !important;
    margin-bottom: 20px !important;
  }
  
  .pipeline-sim-btn {
    width: 100% !important;
    justify-content: center !important;
    padding: 10px 16px !important;
    font-size: 11px !important;
  }
  
  .terminal-bar {
    padding: 9px 12px !important;
  }
  
  .terminal-title {
    font-size: 9.5px !important;
  }
  
  .terminal-nav {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }
  
  .t-nav-btn {
    font-size: 10px !important;
    padding: 8px 10px !important;
  }
  
  .terminal-screen {
    padding: 14px 12px !important;
    min-height: 140px !important;
    font-size: 11px !important;
  }
  
  .terminal-telemetry {
    grid-template-columns: 1fr 1fr !important;
    padding: 9px 12px !important;
    gap: 8px !important;
  }
  
  .tele-label {
    font-size: 8px !important;
  }
  
  .tele-value {
    font-size: 11.5px !important;
  }
  
  .lab-module b {
    font-size: 30px !important;
  }
  
  .lab-module h3 {
    font-size: 12px !important;
  }
  
  .lab-module p {
    font-size: 12px !important;
  }
  
  .manifesto-badge {
    font-size: 9px !important;
    padding: 6px 10px !important;
  }
  
  .manifesto-quote {
    font-size: 12.5px !important;
  }
  
  /* Blog & Archive on small mobile */
  .drop-index {
    padding: 44px 12px 32px !important;
  }
  
  .index-head h2 {
    font-size: clamp(38px, 11vw, 60px) !important;
  }
  
  .index-head p {
    font-size: 13px !important;
  }
  
  .index-row {
    grid-template-columns: 28px 1fr auto !important;
    gap: 8px !important;
    padding: 14px 0 !important;
  }
  
  .index-row b {
    font-size: 13.5px !important;
  }
  
  .archive-foot a {
    width: 100% !important;
    text-align: center !important;
    justify-content: center !important;
  }
  
  /* Contact / Finale on small mobile */
  .final-left {
    padding: 36px 14px 28px !important;
  }
  
  .contact-hero-title {
    font-size: clamp(40px, 11.5vw, 64px) !important;
  }
  
  .contact-lead-desc {
    font-size: 13.5px !important;
  }
  
  .contact-email-card {
    padding: 16px 12px !important;
  }
  
  .big-email-text {
    font-size: 15px !important;
  }
  
  .topic-chips {
    gap: 5px !important;
  }
  
  .topic-chip {
    font-size: 10.5px !important;
    padding: 7px 10px !important;
  }
  
  .connect-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
  
  .connect-card {
    padding: 16px 14px !important;
  }
  
  .final-right {
    padding: 32px 14px !important;
    min-height: 320px !important;
  }
  
  .final-cta.animated-cta {
    width: 160px !important;
    height: 160px !important;
  }
  
  .cta-inner-badge span {
    font-size: 10px !important;
  }
  
  .footer {
    grid-template-columns: 1fr !important;
    padding: 28px 14px !important;
    gap: 22px !important;
  }
}

/* Touch Device Optimization */
@media (hover: none) {
  .lab-module:hover {
    transform: none !important;
  }
  
  .project-mockup-frame:hover {
    transform: none !important;
  }
  
  .index-preview {
    display: none !important;
  }
}