/* =============================================
   t-da — Global Styles
   ============================================= */


   *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  :root {
    --red:    #ff0f32;
    --red-dim: #cc0a28;
    --black:  #05000a;
    --black2: #0e0010;
    --white:  #ffffff;
    --gray:   #94a3b8;
    --border: rgba(255, 255, 255, 0.1);
    --font:   'Inter', 'Helvetica Neue', Arial, sans-serif;
    --nav-h:  72px;
  }
  
  html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--red) transparent;
    overflow-x: clip;
  }

  ::-webkit-scrollbar { width: 2px; }
  ::-webkit-scrollbar-track {
    background: repeating-linear-gradient(
      to bottom,
      rgba(255,255,255,0.04) 0px, rgba(255,255,255,0.04) 1px,
      transparent 1px, transparent 7px
    );
  }
  ::-webkit-scrollbar-thumb {
    background: var(--red);
    border-radius: 0;
    box-shadow: -5px 0 10px rgba(255,15,50,0.55), 5px 0 10px rgba(255,15,50,0.55), 0 0 20px rgba(255,15,50,0.35);
  }
  ::-webkit-scrollbar-thumb:hover { background: #ff3358; }
  
  body {
    font-family: var(--font);
    color: var(--white);
    background: var(--black);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
  }
  
  a { color: inherit; text-decoration: none; }
  img { display: block; max-width: 100%; }
  
  /* =============================================
     NAV
     ============================================= */
  
  .nav {
    position: fixed;
    top: 0; left: 0;
    width: 100%;
    height: var(--nav-h);
    background: transparent;
    border-bottom: 1px solid transparent;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    z-index: 100;
    will-change: transform;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                background-color 0.35s ease,
                border-color 0.35s ease;
  }
  
  .nav--solid {
    background: rgba(5, 0, 10, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom-color: var(--border);
  }
  
  .nav--hidden { transform: translateY(-100%); }
  
  .nav__logo {
    display: block;
    flex-shrink: 0;
    text-decoration: none;
    line-height: 1;
  }

  /* ── t-da logo component ──────────────────────────────────────────────────── */
  .tda-logo {
    display: block;
    height: 28px;
    width: auto;
    color: white;
    user-select: none;
    flex-shrink: 0;
    transition: filter 0.3s ease;
  }

  .nav__logo:hover .tda-logo,
  .footer__logo:hover .tda-logo {
    filter: drop-shadow(0 0 6px rgba(255,15,50,0.7)) drop-shadow(0 0 14px rgba(255,15,50,0.4));
  }

  /* Hero size */
  .tda-logo--hero {
    height: clamp(104px, 18vw, 224px);
  }
  
  .nav__links { display: flex; gap: 36px; list-style: none; }
  
  .nav__links a {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray);
    transition: color 0.2s;
  }
  
  .nav__links a:hover { color: var(--white); }
  .nav__links a.active { color: var(--red); }
  
  .nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
  }
  
  .nav__hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s;
  }
  
  .nav__mobile {
    display: none;
    position: fixed;
    top: var(--nav-h); left: 0;
    width: 100%;
    background: var(--black2);
    border-bottom: 1px solid var(--border);
    padding: 24px 40px;
    z-index: 99;
  }
  
  .nav__mobile.open { display: block; }
  .nav__mobile ul { list-style: none; display: flex; flex-direction: column; gap: 20px; }
  .nav__mobile a { font-size: 1rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--gray); }
  
  /* =============================================
     PAGE WRAPPER
     ============================================= */
  
  .page { padding-top: var(--nav-h); }
  
  .page-header {
    padding: 80px 40px 48px;
    border-bottom: 1px solid var(--border);
  }
  
  .page-header__label {
    font-size: 0.75rem; font-weight: 700; letter-spacing: 0.14em;
    text-transform: uppercase; color: var(--red); margin-bottom: 12px;
  }
  
  .page-header__title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900; letter-spacing: 0; line-height: 1; color: var(--white);
  }
  
  .page-header__sub { margin-top: 16px; font-size: 1.05rem; color: var(--red); max-width: 480px; }

  .page-header--overlap {
    margin-top: calc(-1 * var(--nav-h));
    padding-top: calc(var(--nav-h) + 80px);
    text-align: center;
  }

  .page-header--flush {
    padding-bottom: 0;
    border-bottom: none;
  }

  .page-header--overlap .page-header__sub {
    margin-left: auto;
    margin-right: auto;
  }

  /* =============================================
     HERO
     ============================================= */
  
  .hero {
    position: relative;
    width: 100%;
    height: 100svh; /* svh = small viewport height, avoids mobile browser chrome jump */
    min-height: 560px;
    margin-top: calc(-1 * var(--nav-h));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--black);
  }

  .hero__video {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover; object-position: center;
    opacity: 0.35; z-index: 0; display: block;
  }
  
  .hero__overlay {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at center, rgba(5,0,10,0.2) 0%, rgba(5,0,10,0.75) 100%);
    z-index: 1;
  }
  
  .hero__logo-wrap {
    position: relative; z-index: 2;
    cursor: pointer;
  }
  .hero__logo-wrap:hover .tda-logo {
    filter: drop-shadow(0 0 16px rgba(255,15,50,0.8)) drop-shadow(0 0 40px rgba(255,15,50,0.4));
  }
  
  .hero::after {
    content: ''; position: absolute; inset: 0; z-index: 3; pointer-events: none;
    background: repeating-linear-gradient(to bottom, rgba(0,0,0,0.10) 0px, rgba(0,0,0,0.10) 1px, transparent 1px, transparent 3px);
  }
  
  .hero__scroll {
    position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
    z-index: 4; display: flex; flex-direction: column; align-items: center; gap: 8px;
    color: var(--gray); font-size: 0.65rem; font-weight: 700;
    letter-spacing: 0.16em; text-transform: uppercase;
    animation: bob 2.4s ease-in-out infinite;
    transition: opacity 0.4s ease;
  }

  .hero__scroll.is-hidden {
    opacity: 0;
    pointer-events: none;
  }
  
  .hero__scroll::after {
    content: ''; display: block; width: 1px; height: 40px;
    background: linear-gradient(to bottom, var(--gray), transparent);
  }
  
  @keyframes bob {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(6px); }
  }
  
  /* =============================================
     SERVICES MARQUEE
     ============================================= */
  
  .services-bar {
    background: transparent; color: var(--white);
    padding: 14px 0; overflow: hidden; white-space: nowrap;
  }

  .services-bar__track { display: inline-flex; }

  .services-bar__track span {
    font-size: 0.7rem; font-weight: 700; letter-spacing: 0.14em;
    text-transform: uppercase; padding: 0 28px;
  }

  .services-bar__track span::after { content: '·'; margin-left: 28px; color: var(--white); }

  /* marquee keyframes removed — animations driven by Web Animations API in main.js */
  
  /* =============================================
     SECTIONS
     ============================================= */
  
  .section { padding: 80px 40px; }
  .section--dim { background: var(--black2); }
  
  .section__header {
    display: flex; align-items: baseline;
    justify-content: space-between; margin-bottom: 48px;
  }
  
  .section__title {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 900; letter-spacing: 0.01em; color: var(--white);
  }
  
  .section__sub { font-size: 0.9rem; color: var(--gray); }
  
  /* =============================================
     RING CAROUSEL — 3D CSS Slide Projector
     ============================================= */
  
  .carousel-section {
    display: grid;
    grid-template-columns: 52px 1fr 52px;
    grid-template-rows: auto auto auto;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .carousel-section__title {
    grid-column: 2; grid-row: 1;
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 900; letter-spacing: 0.01em; color: var(--white);
    text-align: center;
    padding: 28px 40px 24px;
  }

  .carousel-section__link {
    grid-column: 2; grid-row: 3;
    display: block;
    width: fit-content;
    margin: 28px auto 36px;
    font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--white);
    border-bottom: 1px solid rgba(255,255,255,0.3);
    padding-bottom: 2px; transition: color 0.2s, border-color 0.2s;
  }

  .carousel-section__link:hover {
    color: var(--red);
    border-color: var(--red);
  }
  
  .section__link {
    font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--red);
    border-bottom: 1px solid rgba(255,15,50,0.4);
    padding-bottom: 2px; transition: border-color 0.2s;
  }
  
  .section__link:hover { border-color: var(--red); }
  
  .ring-btn {
    grid-row: 1 / 4;
    background: transparent; border: none;
    color: rgba(255,255,255,0.3); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: color 0.2s, background 0.2s;
  }

  .ring-btn--prev { grid-column: 1; border-right: 1px solid var(--border); }
  .ring-btn--next { grid-column: 3; border-left:  1px solid var(--border); }

  .ring-btn:hover { color: var(--white); background: rgba(255,255,255,0.03); }

  .ring-btn svg {
    width: 18px; height: 18px;
    stroke: currentColor; stroke-width: 2;
    fill: none; stroke-linecap: round; stroke-linejoin: round;
  }

  .ring-stage {
    grid-column: 2; grid-row: 2;
    position: relative;
    height: clamp(360px, 52vh, 660px);
    overflow: visible;
    cursor: grab;
    user-select: none;
    perspective: 1100px;
    perspective-origin: 50% 48%;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .ring-stage.is-dragging { cursor: grabbing; }
  
  .ring-drum {
    position: relative;
    width: 0; height: 0;
    transform-style: preserve-3d;
    will-change: transform;
  }

  .ring-slide {
    position: absolute;
    width: 300px;
    margin-left: -150px;
    margin-top: -110px;
    cursor: pointer;
    transform-style: preserve-3d;
    will-change: transform;
    transition: transform 0.15s ease-out;
  }
  
  .ring-slide.is-active { cursor: default; }
  
  /* ── Slide mount — glass panel outer shell ── */
  .slide-mount {
    position: relative;
    border-radius: 20px;
    /* No overflow:hidden — would break backface-visibility for the 3D flip faces */
    background: transparent;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    transform: translateZ(20px);
    transform-style: preserve-3d;
    /* No box-shadow transition — transitions force software repaint every frame */
  }

  /* ── Back face — blurred mirror of the front panel ── */
  .slide-back {
    position: absolute;
    inset: 0;
    border-radius: 20px;
    /* No overflow:hidden here — it flattens the 3D context and breaks mirroring.
       The inner .glass-surface handles its own clipping. */
    transform: rotateY(180deg);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
  }

  /* Back glass panel: same structure as front, mirrored by parent rotateY(180deg),
     blurred + dimmed for the frosted-glass-from-behind effect */
  .slide-back .glass-surface {
    filter: blur(4px) brightness(0.55) saturate(0.55);
    backface-visibility: visible;
    -webkit-backface-visibility: visible;
    will-change: transform; /* keep on its own compositor layer */
  }


  /* Glass surface — front face of the 3D card */
  .glass-surface {
    position: relative; z-index: 1;
    padding: 14px;
    border-radius: 20px;
    overflow: hidden;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.22);
    box-shadow: inset 0 0 0 0.5px rgba(255,255,255,0.08);
    contain: layout style;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
  }

  /* Top edge light catch */
  .glass-edge-top {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg,
      transparent 5%,
      rgba(255,255,255,0.45) 30%,
      rgba(255,255,255,0.6) 50%,
      rgba(255,255,255,0.45) 70%,
      transparent 95%
    );
    border-radius: 20px 20px 0 0;
    pointer-events: none;
  }

  /* Left edge light catch */
  .glass-edge-left {
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 1px;
    background: linear-gradient(180deg,
      transparent 5%,
      rgba(255,255,255,0.3) 30%,
      rgba(255,255,255,0.15) 70%,
      transparent 95%
    );
    border-radius: 20px 0 0 20px;
    pointer-events: none;
  }
  
  /* ── Jiggle animation — triggered by JS on hover ── */
  @keyframes slide-jiggle {
    0%   { transform: var(--jiggle-base) rotate(0deg); }
    20%  { transform: var(--jiggle-base) rotate(-0.6deg) translateY(-1px); }
    40%  { transform: var(--jiggle-base) rotate(0.5deg) translateY(0.5px); }
    60%  { transform: var(--jiggle-base) rotate(-0.3deg) translateY(-0.5px); }
    80%  { transform: var(--jiggle-base) rotate(0.2deg); }
    100% { transform: var(--jiggle-base) rotate(0deg); }
  }
  
  .ring-slide.jiggle {
    animation: slide-jiggle 0.45s ease-out forwards;
  }
  

  /* Aperture */
  .aperture {
    position: relative; width: 100%; aspect-ratio: 16/9;
    border-radius: 10px; overflow: hidden; z-index: 2;
  }

  /* Front face rim glow on hover — box-shadow follows border-radius, not image content */
  .slide-mount > .glass-surface {
    transition: box-shadow 0.3s ease;
  }

  .ring-slide:hover .slide-mount > .glass-surface {
    box-shadow:
      inset 0 0 0 0.5px rgba(255,255,255,0.08),
      0 0 0 1px rgba(255, 15, 50, 0.5),
      0 0 14px rgba(255, 15, 50, 0.5),
      0 0 32px rgba(255, 15, 50, 0.2);
  }

  .aperture-fill {
    position: absolute; inset: 0; width: 100%; height: 100%;
    object-fit: cover; display: block;
  }

  .aperture-vignette {
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at 50% 50%, transparent 48%, rgba(0,0,0,0.55) 100%);
    pointer-events: none; z-index: 3;
  }

  /* Info bar */
  .info {
    position: relative; z-index: 2;
    margin-top: 14px;
    display: flex; align-items: flex-end; justify-content: space-between; gap: 12px;
  }

  .info-left { flex: 1; min-width: 0; }

  .info-title {
    font-size: 14px; font-weight: 700; letter-spacing: 0;
    color: rgba(255,255,255,0.88); line-height: 1.2;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    transition: color 0.3s ease;
  }

  .ring-slide:hover .info-title,
  .ring-slide.is-active .info-title { color: var(--white); }

  .info-num {
    font-family: 'DM Mono', monospace;
    font-size: 11px; letter-spacing: 0.06em;
    color: rgba(255,255,255,0.18); flex-shrink: 0; padding-bottom: 2px;
  }
  
  /* =============================================
     PROJECT GRID
     ============================================= */
  
  /* ── Work filter bar ─────────────────────────────────────────────────────────── */
  .work-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 0 0 32px;
  }

  .work-filter {
    padding: 7px 16px;
    font-family: var(--font);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.45);
    background: transparent;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 2px;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
  }

  .work-filter:hover {
    color: var(--white);
    border-color: rgba(255,255,255,0.3);
  }

  .work-filter.is-active {
    color: var(--white);
    border-color: var(--red);
    background: rgba(255,15,50,0.1);
    box-shadow: 0 0 12px rgba(255,15,50,0.15);
  }

  .project-card.is-filtered-out {
    display: none;
  }

  .project-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2px;
  }
  
  /* Grid loading indicator */
  .grid-loader {
    display: flex; align-items: center; gap: 14px;
    padding: 48px 4px;
    font-size: 0.7rem; font-weight: 700; letter-spacing: 0.14em;
    text-transform: uppercase; color: var(--gray);
  }
  .grid-loader::before {
    content: ''; display: block; width: 28px; height: 1px;
    background: var(--red); transform-origin: left;
    animation: gridLoaderPulse 0.85s ease-in-out infinite alternate;
  }
  @keyframes gridLoaderPulse {
    from { transform: scaleX(0.25); opacity: 0.25; }
    to   { transform: scaleX(1);    opacity: 1; }
  }

  /* Card entrance animation */
  @keyframes cardIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: none; }
  }
  .project-card {
    position: relative; aspect-ratio: 16/9;
    background: var(--black2); overflow: hidden; cursor: pointer;
    opacity: 0;
  }
  .project-card.is-visible {
    animation: cardIn 0.45s cubic-bezier(0.23, 1, 0.32, 1) forwards;
  }
  
  .project-card__img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
  
  .project-card__placeholder {
    width: 100%; height: 100%; background: #120010;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em;
    text-transform: uppercase; color: rgba(255,255,255,0.2);
    border: 1px solid var(--border);
  }
  
  .project-card__overlay {
    position: absolute; inset: 0;
    background: rgba(5,0,10,0.92);
    border: 1px solid rgba(255,15,50,0.3);
    color: var(--white);
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 28px; opacity: 0; transition: opacity 0.35s ease;
  }
  
  .project-card:hover .project-card__overlay { opacity: 1; }
  .project-card:hover .project-card__img { transform: scale(1.04); }
  
  .project-card__client { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--red); margin-bottom: 6px; }
  .project-card__title  { font-size: 1.1rem; font-weight: 800; line-height: 1.2; margin-bottom: 6px; }
  .project-card__type   { font-size: 0.75rem; color: var(--gray); }
  
  /* =============================================
     STATEMENT
     ============================================= */
  
  .statement { padding: 80px 40px; background: var(--black2); }

  /* ── Marquee rows ── */
  .marquee-row {
    position: relative;
    margin: 40px -40px 0;
    overflow: visible;
    cursor: default;
    transition: transform 0.4s ease;
  }

  /* Prevent dots from triggering spurious mouse events */
  .services-bar__track span::after,
  .client-logo::after { pointer-events: none; }

  /* Label — floats in the gap above the bar, revealed when siblings drift apart */
  .marquee-row__label {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(6px);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--red);
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.35s ease, transform 0.35s ease;
    z-index: 10;
  }

  .marquee-row:hover .marquee-row__label {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }

  .statement__text {
    font-size: clamp(1.3rem, 2.5vw, 2rem);
    font-weight: 700; line-height: 1.4; letter-spacing: 0;
    color: var(--white); max-width: 900px;
    text-transform: uppercase;
    text-align: center;
    margin: 0 auto;
    padding-bottom: 40px;
    transition: transform 0.4s ease;
  }
  
  .statement__text em { font-style: normal; color: var(--red); }

  .statement__flicker {
    color: var(--red);
    font-style: normal;
    display: inline-block;
    min-width: 1ch; /* keeps line stable during scramble */
  }
  .statement__flicker.is-glitching {
    animation: glitchRgb 0.5s steps(4) forwards;
  }
  @keyframes glitchRgb {
    0%   { text-shadow: none; transform: none; }
    15%  { text-shadow: -3px 0 rgba(255,15,50,0.9), 3px 0 rgba(0,210,255,0.5); transform: skewX(-1.5deg) translateX(-2px); }
    40%  { text-shadow: 3px 0 rgba(255,15,50,0.8), -2px 0 rgba(0,210,255,0.4); transform: skewX(1.2deg) translateX(2px); }
    70%  { text-shadow: -1px 0 rgba(255,15,50,0.4); transform: skewX(-0.4deg); }
    100% { text-shadow: none; transform: none; }
  }
  .statement__flicker span[data-g="1"] { color: #ff1a3a; }
  .statement__flicker span[data-g="2"] { color: rgba(255,255,255,0.2); }
  
  /* =============================================
     SERVICES GRID
     ============================================= */
  
  .services-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1px; background: var(--border); border: 1px solid var(--border);
  }
  
  .service-item {
    background: var(--black); padding: 28px 24px;
    font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--gray);
    transition: background 0.2s, color 0.2s;
  }
  
  .service-item:hover { background: var(--red); color: var(--white); }
  
  /* =============================================
     CLIENT LOGOS
     ============================================= */
  
  /* .clients__label removed — labels are now .marquee-row__label hover overlays */
  
  .clients__track-wrap { overflow: hidden; }
  .clients__track { display: inline-flex; }

  .client-logo {
    display: flex; align-items: center; justify-content: center;
    padding: 0 36px; height: 48px;
    font-size: 0.8rem; font-weight: 800; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--white);
    white-space: nowrap; transition: color 0.2s;
  }

  .client-logo img {
    height: 48px;
    width: auto;
    max-width: none;
    flex-shrink: 0;
    display: block;
    filter: brightness(0) invert(1);
    opacity: 0.45;
    transition: opacity 0.25s;
  }

  .client-logo:hover img { opacity: 1; }

  .client-logo::after {
    content: '·';
    margin-left: 36px;
    color: rgba(255,255,255,0.3);
    font-weight: 400;
  }

  .client-logo:hover { color: var(--white); }
  
  /* =============================================
     VIDEO CTA
     ============================================= */
  
  .video-cta {
    position: relative;
    min-height: 75svh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(60px, 10vw, 120px) clamp(24px, 5vw, 80px);
    text-align: center;
    overflow: hidden;
  }

  .video-cta__bg {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    /* Maintain 16:9 and cover the container from any viewport shape.
       Primary: 177.78vh × 100vh (= 16:9 based on viewport height).
       Min fallback: 100% × 56.25vw (= 16:9 based on viewport width).
       The two pairs are mutually exclusive in which dominates, so 16:9 is always preserved. */
    width: 177.78vh;
    height: 100vh;
    min-width: 100%;
    min-height: 56.25vw;
    border: none;
    opacity: 0.6;
    z-index: 0;
    pointer-events: none;
  }
  
  .video-cta__btn {
    position: relative; z-index: 1;
    display: inline-flex; align-items: center; gap: 14px;
    border: 1px solid rgba(255,255,255,0.3); color: var(--white);
    padding: 16px 36px; font-weight: 700; font-size: 0.85rem;
    letter-spacing: 0.1em; text-transform: uppercase; border-radius: 2px;
    transition: border-color 0.2s, background 0.2s;
  }
  
  .video-cta__btn:hover { border-color: var(--red); background: rgba(255,15,50,0.08); }
  
  .video-cta__play {
    width: 0; height: 0;
    border-left: 16px solid var(--red);
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    display: inline-block; flex-shrink: 0;
  }
  
  /* =============================================
     LABS LIST
     ============================================= */
  
  .labs-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    background: var(--black);
    border-top: 1px solid var(--border);
    border-left: 1px solid var(--border);
  }

  .lab-item {
    display: flex;
    flex-direction: column;
    background: var(--black);
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.2s;
  }
  .lab-item.no-video .lab-item__video { display: none; }

  .lab-item:hover { background: rgba(14,0,16,0.85); }

  .lab-item__video {
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: var(--black2);
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
  }

  /* Play button — shown when lab has a video */
  .lab-play-btn {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    background: none; border: none; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    background-size: cover; background-position: center;
  }
  .lab-play-btn::before {
    content: ''; position: absolute; inset: 0;
    background: rgba(5,0,10,0.45);
    transition: background 0.25s;
  }
  .lab-play-btn:hover::before { background: rgba(5,0,10,0.25); }
  .lab-play-btn__icon {
    position: relative; z-index: 1;
    width: 56px; height: 56px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.5);
    display: flex; align-items: center; justify-content: center;
    transition: border-color 0.2s, box-shadow 0.2s;
  }
  .lab-play-btn__icon::after {
    content: '';
    width: 0; height: 0;
    border-left: 18px solid var(--white);
    border-top: 11px solid transparent;
    border-bottom: 11px solid transparent;
    margin-left: 4px;
  }
  .lab-play-btn:hover .lab-play-btn__icon {
    border-color: var(--red);
    box-shadow: 0 0 20px rgba(255,15,50,0.5);
  }
  .lab-play-btn:hover .lab-play-btn__icon::after { border-left-color: var(--red); }

  .lab-item__content {
    padding: 20px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
  }

  .lab-item__title { font-size: 1rem; font-weight: 800; letter-spacing: 0; color: var(--white); line-height: 1.3; }

  /* Rich-text prose styles for description HTML */
  .lab-item__desc {
    font-size: 0.8rem; color: var(--gray); line-height: 1.65;
    display: -webkit-box; -webkit-box-orient: vertical;
    -webkit-line-clamp: 4; overflow: hidden;
  }
  .lab-item__desc > * + * { margin-top: 0.6em; }
  .lab-item__desc h2 { font-size: 1rem; font-weight: 800; color: var(--white); letter-spacing: 0.01em; }
  .lab-item__desc h3 { font-size: 0.875rem; font-weight: 700; color: var(--white); }
  .lab-item__desc h4 { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--red); }
  .lab-item__desc p  { }
  .lab-item__desc strong, .lab-item__desc b { color: var(--white); font-weight: 700; }
  .lab-item__desc em, .lab-item__desc i { font-style: italic; }
  .lab-item__desc a  { color: var(--red); text-decoration: underline; text-underline-offset: 2px; }
  .lab-item__desc a:hover { color: #ff3358; }
  .lab-item__desc ul, .lab-item__desc ol { padding-left: 1.3em; }
  .lab-item__desc li + li { margin-top: 4px; }
  .lab-item__desc hr { border: none; border-top: 1px solid var(--border); margin: 1em 0; }

  .lab-item__read-more {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--red);
    cursor: pointer;
    transition: color 0.2s;
    align-self: flex-start;
  }
  .lab-item:hover .lab-item__read-more { color: #ff3358; }

  .lab-item__tags  { display: flex; flex-wrap: wrap; gap: 6px; }

  .lab-item__date {
    font-size: 0.62rem; font-weight: 700; letter-spacing: 0.14em;
    text-transform: uppercase; color: var(--red);
  }

  .tag {
    font-size: 0.6rem; font-weight: 700; letter-spacing: 0.08em;
    text-transform: uppercase; background: rgba(255,255,255,0.06);
    color: var(--gray); padding: 3px 8px; border-radius: 2px; border: 1px solid var(--border);
  }
  
  /* =============================================
     CONTACT
     ============================================= */
  
  .contact-intro {
    font-size: 0.9rem; color: var(--gray); line-height: 1.75;
    max-width: 560px; margin: 24px auto 0;
  }

  .contact-body { padding-bottom: 0; }

  .contact-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-top: 1px solid var(--border);
  }

  .contact-col {
    padding: 48px 48px;
    border-right: 1px solid var(--border);
  }

  .contact-col:first-child { padding-left: 40px; }
  .contact-col:last-child  { padding-right: 40px; border-right: none; }
  .contact-col:nth-child(2) { }

  .contact-section__heading {
    font-size: 0.6rem; font-weight: 700; letter-spacing: 0.16em;
    text-transform: uppercase; color: var(--red); margin-bottom: 24px;
  }

  .locations-stack { display: grid; grid-template-columns: 1fr 1fr; gap: 0 40px; }
  .locations-stack__col { display: flex; flex-direction: column; gap: 32px; }

  .contact-social {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px 0;
  }

  .contact-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    transition: color 0.2s;
  }

  .contact-social a:hover { color: var(--red); }

  .contact-social svg { width: 56px; height: 56px; display: block; }


  .contact-form label { display: block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gray); margin-bottom: 8px; }

  .contact-form input,
  .contact-form textarea {
    width: 100%; border: 1px solid var(--border); border-radius: 2px;
    padding: 12px 16px; font-family: var(--font); font-size: 0.95rem;
    color: var(--white); background: var(--black2); outline: none;
    transition: border-color 0.2s; margin-bottom: 24px;
  }
  
  .contact-form input::placeholder,
  .contact-form textarea::placeholder { color: rgba(255,255,255,0.2); }
  
  .contact-form input:focus,
  .contact-form textarea:focus { border-color: var(--red); }
  
  .contact-form textarea { resize: vertical; min-height: 140px; }
  
  .contact-form__submit {
    display: block; margin: 0 auto;
    background: var(--red); color: var(--white); border: none;
    padding: 14px 36px; font-family: var(--font); font-size: 0.85rem;
    font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
    border-radius: 2px; cursor: pointer; transition: background 0.2s;
  }
  
  .contact-form__submit:hover { background: var(--red-dim); }
  .contact-person { margin-bottom: 36px; }
  .contact-person__name { font-size: 1rem; font-weight: 800; letter-spacing: 0.01em; color: var(--white); margin-bottom: 3px; }
  .contact-person__role { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gray); margin-bottom: 12px; }
  .contact-person > a { display: block; font-size: 0.85rem; color: var(--gray); margin-bottom: 4px; transition: color 0.2s; }
  .contact-person > a:hover { color: var(--red); }
  .contact-person__phones { font-size: 0.82rem; color: var(--gray); margin-top: 4px; letter-spacing: 0.02em; }
  .contact-person__phones a { color: var(--gray); transition: color 0.2s; }
  .contact-person__phones a:hover { color: var(--red); }
  .location__city { font-size: 0.85rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.14em; color: var(--white); margin-bottom: 8px; }
  .location__address { font-size: 0.82rem; color: var(--gray); line-height: 1.75; }
  .location__phone { font-size: 0.78rem; color: var(--gray); margin-top: 8px; letter-spacing: 0.04em; }
  
  /* =============================================
     FOOTER
     ============================================= */
  
  .footer {
    padding: 48px 40px; border-top: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 20px; background: var(--black);
  }
  
  .footer__logo { display: block; }
  .footer__social { display: flex; gap: 20px; list-style: none; }
  .footer__social a { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray); transition: color 0.2s; }
  .footer__social a:hover { color: var(--white); }
  .footer__copy { font-size: 0.7rem; color: rgba(255,255,255,0.25); }
  
  /* =============================================
     FLIP CARD OVERLAY
     ============================================= */
  
  .flip-overlay { position: fixed; inset: 0; z-index: 500; pointer-events: none; visibility: hidden; }
  .flip-overlay.is-open { visibility: visible; pointer-events: auto; }
  .flip-backdrop { position: absolute; inset: 0; background: rgba(5,0,10,0.92); opacity: 0; transition: opacity 0.4s ease; cursor: pointer; }
  .flip-overlay.is-open .flip-backdrop { opacity: 1; }
  .flip-card { position: absolute; top: 50%; left: 50%; }
  .flip-face { position: absolute; inset: 0; border-radius: 3px; overflow: hidden; transition: opacity 0.3s ease; }
  .flip-front { background: #111; border: 1px solid #2a2a2a; display: flex; align-items: center; justify-content: center; padding: 32px; z-index: 2; opacity: 1; pointer-events: auto; }
  .flip-back { background: #08000d; border: 1px solid rgba(255,255,255,0.07); display: flex; flex-direction: column; z-index: 1; opacity: 0; pointer-events: none; }
  .flip-card.is-morphed .flip-front { opacity: 0; pointer-events: none; }
  .flip-card.is-morphed .flip-back  { opacity: 1; pointer-events: auto; }
  .flip-front-frame { width: 100%; display: flex; flex-direction: column; gap: 14px; }
  .flip-front-aperture { position: relative; width: 100%; aspect-ratio: 16/9; border-radius: 2px; overflow: hidden; box-shadow: inset 1px 1px 0 rgba(0,0,0,0.9), inset -1px -1px 0 rgba(0,0,0,0.9), inset 0 0 24px rgba(0,0,0,0.5); }
  .flip-front-veil { position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 50%, transparent 50%, rgba(0,0,0,0.4) 100%); }
  .flip-front-info { display: flex; flex-direction: column; gap: 4px; padding: 0 4px; }
  .flip-front-client { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--red); }
  .flip-front-title-text { font-size: 1rem; font-weight: 800; letter-spacing: 0.01em; color: var(--white); }
  .flip-close { position: absolute; top: 14px; right: 14px; z-index: 10; width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; background: rgba(5,0,10,0.45); border: 1px solid rgba(255,255,255,0.18); border-radius: 50%; color: rgba(255,255,255,0.7); font-size: 13px; line-height: 1; cursor: pointer; font-family: var(--font); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); transition: border-color 0.2s, color 0.2s, background 0.2s, box-shadow 0.2s; }
  .flip-close:hover { border-color: var(--red); color: var(--white); background: rgba(255,15,50,0.18); box-shadow: 0 0 12px rgba(255,15,50,0.5), inset 0 0 8px rgba(255,15,50,0.1); }
  .flip-back-scroll { flex: 1; overflow-y: auto; overflow-x: hidden; scrollbar-width: thin; scrollbar-color: var(--red) transparent; }
  .flip-back-scroll::-webkit-scrollbar { width: 2px; }
  .flip-back-scroll::-webkit-scrollbar-track { background: repeating-linear-gradient(to bottom, rgba(255,255,255,0.04) 0px, rgba(255,255,255,0.04) 1px, transparent 1px, transparent 7px); }
  .flip-back-scroll::-webkit-scrollbar-thumb { background: var(--red); border-radius: 0; box-shadow: -5px 0 10px rgba(255,15,50,0.55), 5px 0 10px rgba(255,15,50,0.55), 0 0 20px rgba(255,15,50,0.35); }
  .flip-back-scroll::-webkit-scrollbar-thumb:hover { background: #ff3358; box-shadow: -6px 0 14px rgba(255,15,50,0.8), 6px 0 14px rgba(255,15,50,0.8), 0 0 28px rgba(255,15,50,0.5); }
  .flip-play-btn {
    position: absolute;
    bottom: 20px;
    right: 24px;
    z-index: 10;
    width: 54px;
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(5,0,10,0.35);
    border: 1px solid rgba(255,255,255,0.22);
    border-radius: 50%;
    cursor: pointer;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: background 0.2s, border-color 0.2s, transform 0.25s, box-shadow 0.2s;
  }
  .flip-play-btn::after {
    content: '';
    display: block;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 8px 0 8px 15px;
    border-color: transparent transparent transparent rgba(255,255,255,0.85);
    margin-left: 4px;
  }
  .flip-play-btn:hover {
    background: rgba(255,15,50,0.25);
    border-color: var(--red);
    transform: scale(1.1);
    box-shadow: 0 0 24px rgba(255,15,50,0.45), inset 0 0 10px rgba(255,15,50,0.1);
  }
  .flip-play-btn:hover::after {
    border-color: transparent transparent transparent var(--white);
  }

  .flip-back-hero { position: relative; width: 100%; aspect-ratio: 16/9; overflow: hidden; }
  .flip-back-hero-bg { position: absolute; inset: 0; background-size: contain; background-repeat: no-repeat; background-position: center; background-color: #000; }
  .flip-back-hero-veil { position: absolute; inset: 0; background: linear-gradient(to top, rgba(8,0,13,0.95) 0%, rgba(8,0,13,0.1) 50%, transparent 100%); }
  .flip-back-hero-foot { position: absolute; bottom: 0; left: 0; right: 0; padding: 20px 32px 28px; }
  .flip-back-type { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--red); margin-bottom: 6px; }
  .flip-back-title { font-size: clamp(1.1rem, 3vw, 1.8rem); font-weight: 900; letter-spacing: 0.01em; line-height: 1.1; }
  /* ── Video lightbox ──────────────────────────────────────────────────────── */
  .video-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1100;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease;
  }

  .video-lightbox.is-open {
    opacity: 1;
    pointer-events: auto;
  }

  .video-lightbox__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(5,0,10,0.92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
  }

  .video-lightbox__box {
    position: relative;
    width: min(90vw, 1100px);
    z-index: 1;
    transform: scale(0.96);
    transition: transform 0.3s cubic-bezier(0.22,1,0.36,1);
  }

  .video-lightbox.is-open .video-lightbox__box {
    transform: scale(1);
  }

  .video-lightbox__wrap {
    position: relative;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: 3px;
    overflow: hidden;
    box-shadow: 0 40px 120px rgba(0,0,0,0.8), 0 0 0 1px rgba(255,255,255,0.06);
  }

  .video-lightbox__wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
  }

  .video-lightbox__close {
    position: absolute;
    top: -44px;
    right: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(5,0,10,0.5);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50%;
    color: rgba(255,255,255,0.6);
    font-size: 12px;
    cursor: pointer;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: border-color 0.2s, color 0.2s, background 0.2s;
  }

  .video-lightbox__close:hover {
    border-color: var(--red);
    color: var(--white);
    background: rgba(255,15,50,0.18);
  }

  /* ── Lab detail modal ─────────────────────────────────────────────────────── */
  .lab-modal {
    position: fixed;
    inset: 0;
    z-index: 1050;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.25s ease;
  }
  .lab-modal.is-open {
    opacity: 1;
    pointer-events: auto;
  }
  .lab-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(5,0,10,0.92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
  }
  .lab-modal__box {
    position: relative;
    width: min(92vw, 880px);
    max-height: 90vh;
    z-index: 1;
    display: flex;
    flex-direction: column;
    background: var(--black2);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    transform: translateY(24px) scale(0.98);
    transition: transform 0.32s cubic-bezier(0.22,1,0.36,1);
    box-shadow: 0 40px 120px rgba(0,0,0,0.85), 0 0 0 1px rgba(255,255,255,0.06);
  }
  .lab-modal.is-open .lab-modal__box {
    transform: translateY(0) scale(1);
  }
  .lab-modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 10;
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(5,0,10,0.5);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 50%;
    color: rgba(255,255,255,0.6);
    font-size: 12px;
    cursor: pointer;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: border-color 0.2s, color 0.2s, background 0.2s;
  }
  .lab-modal__close:hover {
    border-color: var(--red);
    color: var(--white);
    background: rgba(255,15,50,0.18);
  }
  .lab-modal__video {
    position: relative;
    aspect-ratio: 16 / 9;
    background: #000;
    flex-shrink: 0;
  }
  .lab-modal__video iframe {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    border: none;
  }
  .lab-modal__scroll {
    overflow-y: auto;
    flex: 1;
  }
  .lab-modal__content {
    padding: 36px 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .lab-modal__header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 24px;
  }
  .lab-modal__title {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 0.01em;
    color: var(--white);
  }
  .lab-modal__date {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--red);
    white-space: nowrap;
  }
  .lab-modal__desc { font-size: 0.9rem; color: var(--gray); line-height: 1.7; }
  .lab-modal__desc > * + * { margin-top: 0.4em; }
  .lab-modal__desc p:empty { display: none; }
  .lab-modal__desc h2 { font-size: 1.1rem; font-weight: 800; color: var(--white); letter-spacing: 0.01em; }
  .lab-modal__desc h3 { font-size: 0.95rem; font-weight: 700; color: var(--white); }
  .lab-modal__desc h4 { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--red); }
  .lab-modal__desc strong, .lab-modal__desc b { color: var(--white); font-weight: 700; }
  .lab-modal__desc em, .lab-modal__desc i { font-style: italic; }
  .lab-modal__desc a { color: var(--red); text-decoration: underline; text-underline-offset: 2px; }
  .lab-modal__desc a:hover { color: #ff3358; }
  .lab-modal__desc ul, .lab-modal__desc ol { padding-left: 1.4em; }
  .lab-modal__desc li + li { margin-top: 5px; }
  .lab-modal__desc hr { border: none; border-top: 1px solid var(--border); margin: 1.2em 0; }
  .lab-modal__tags { display: flex; flex-wrap: wrap; gap: 6px; }

  .lab-item { cursor: pointer; }

  .flip-back-info { display: flex; flex-wrap: wrap; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .flip-info-item { flex: 1; min-width: 120px; padding: 14px 32px; border-right: 1px solid var(--border); }
  .flip-info-item:last-child { border-right: none; }
  .flip-info-label { display: block; font-size: 0.58rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gray); margin-bottom: 4px; }
  .flip-info-value { font-size: 0.85rem; font-weight: 700; color: var(--white); }
  .flip-back-content { padding: 28px 32px 32px; }
  .flip-back-heading { font-size: clamp(0.95rem, 2vw, 1.3rem); font-weight: 800; letter-spacing: 0; line-height: 1.3; margin-bottom: 18px; }
  .flip-back-body p { font-size: 0.88rem; line-height: 1.72; color: var(--gray); margin-bottom: 14px; }
  .flip-back-body p:last-child { margin-bottom: 0; }
  .flip-back-body ul, .flip-back-body ol { font-size: 0.88rem; line-height: 1.72; color: var(--gray); margin-bottom: 14px; padding-left: 1.4em; }
  .flip-back-body li { margin-bottom: 0.25em; }
  .flip-back-body strong, .flip-back-body b { font-weight: 700; color: var(--white); }
  .flip-back-body em, .flip-back-body i { font-style: italic; }
  .flip-back-body h2 { font-size: 0.88rem; font-weight: 700; color: var(--white); margin-bottom: 8px; letter-spacing: 0.04em; }
  .flip-back-quote { margin: 20px 0; padding: 18px 22px; border-left: 3px solid var(--red); background: rgba(255,15,50,0.04); }
  .flip-back-quote p { font-size: 0.95rem; font-weight: 700; font-style: italic; line-height: 1.5; color: var(--white); margin-bottom: 8px; }
  .flip-back-quote cite { font-size: 0.7rem; color: var(--gray); font-style: normal; letter-spacing: 0.06em; }
  .flip-back-tags { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 6px; }
  
  /* =============================================
     RESPONSIVE
     ============================================= */
  
  @media (max-width: 768px) {
    .nav__links { display: none; }
    .nav__hamburger { display: flex; }
    .nav { padding: 0 20px; }
    .nav__mobile { padding: 24px 20px; }
    .section, .clients, .video-cta { padding-left: 20px; padding-right: 20px; }
    /* Statement: flex column so gap is uniform above and below each marquee row */
    .statement { padding: 40px 20px; display: flex; flex-direction: column; gap: 48px; }
    .statement__text { padding-bottom: 0; }
    /* Flicker word always on its own line on mobile */
    .statement__flicker { display: block; }
    /* Horizontal bleed only — vertical spacing from flex gap */
    .marquee-row { margin: 0 -20px; }
    /* Labels permanently visible on mobile — smaller and slightly dimmer */
    .marquee-row__label {
      opacity: 1;
      transform: translateX(-50%) translateY(0);
      font-size: 0.7rem;
      color: var(--red-dim);
    }
    .page-header { padding: 48px 20px 32px; }
    .project-grid { grid-template-columns: repeat(2, 1fr); }
    .labs-list { grid-template-columns: 1fr; }
    .lab-item__content { padding: 16px 20px 20px; }
    .contact-body { padding-bottom: 64px; }
    .contact-cols { grid-template-columns: 1fr; }
    .contact-col { padding: 40px 20px; border-right: none; border-bottom: 1px solid var(--border); }
    .contact-col:first-child { padding-left: 20px; }
    .contact-col:last-child { padding-right: 20px; border-bottom: none; }
    .contact-col:nth-child(2) { }
    .footer {
      display: grid;
      grid-template-columns: auto 1fr auto;
      grid-template-areas: "logo social copy";
      gap: 0 16px;
      padding: 32px 20px;
      align-items: center;
    }
    .work-filters {
      flex-wrap: nowrap;
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none;
      padding-bottom: 32px;
    }
    .work-filters::-webkit-scrollbar { display: none; }
    .work-filter { flex-shrink: 0; }
    .footer__logo { grid-area: logo; align-self: center; }
    .footer__social {
      grid-area: social;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 14px;
    }
    .footer__copy {
      grid-area: copy;
      text-align: center;
      align-self: center;
    }
    .footer__copy a { display: block; }
    .footer__copy .footer__sep { display: none; }
    .section__header { flex-direction: column; gap: 12px; }
    .tda-logo--hero { height: clamp(72px, 26vw, 160px); }
  }

  @media (max-width: 768px) {
    /* Hide button border dividers — look like stray lines on mobile */
    .ring-btn--prev, .ring-btn--next { border: none; }
  }

  /* Portrait phones — correct carousel sizing and tighter marquee */
  @media (max-width: 480px) {
    .ring-stage {
      height: clamp(200px, 56vw, 300px);
      touch-action: pan-y;
    }
    .ring-slide {
      width: 50vw;
      margin-left: -25vw;
      /* half aperture height (50vw * 9/16 / 2) + padding + info bar */
      margin-top: calc(-14.0625vw - 36px);
    }
    .client-logo {
      padding: 0 18px;
      height: 40px;
    }
    .client-logo::after { margin-left: 18px; }
    .services-bar__track span {
      padding: 0 16px;
    }
    .services-bar__track span::after { margin-left: 16px; }
  }

  /* Tablets / large phones — proportional carousel so the oversized desktop
     card doesn't magnify out of the stage and cover the title / View All link */
  @media (min-width: 481px) and (max-width: 768px) {
    .ring-stage {
      height: clamp(300px, 60vw, 460px);
      perspective: 1700px;
      touch-action: pan-y;
    }
    .ring-slide {
      width: 42vw;
      margin-left: -21vw;
      /* half aperture height (42vw * 9/16 / 2 = 11.8125vw) + half info/padding */
      margin-top: calc(-11.8125vw - 40px);
    }
  }

  @media (min-width: 769px) and (max-width: 1100px) {
    .labs-list { grid-template-columns: repeat(2, 1fr); }
  }