body {
    margin: 0;
    padding: 0;
    width: 100%;
  }

  .site-header {
    transform: translateY(-100%);
    transition: transform 0.6s ease-out;
  }

  body.page-loaded .site-header {
    transform: translateY(0);
  }

  .stat-arch {
    opacity: 0;
  }

  body.page-loaded .stat-arch {
    opacity: 1;
  }

  #border-anim-svg {
    opacity: 0;
    visibility: hidden;
  }

  body.page-loaded #border-anim-svg {
    opacity: 1;
    visibility: visible;
  }

  .loader {
    height: 3px;
    background: repeating-linear-gradient(
      90deg,
      #0033FE 0px,
      #0033FE 10px,
      transparent 10px,
      transparent 20px
    );
    position: fixed;
    top: 50%;
    left: 0;
    width: 0%;
    z-index: 9999;
    margin-top: -1.5px;
  }

  .loader-svg {
    position: fixed;
    top: 50%;
    left: 0;
    width: 20px;
    height: 20px;
    margin-top: -10px;
    z-index: 10000;
    background-image: url('../images/S1.svg');
    background-size: contain;
    background-repeat: no-repeat;
    opacity: 0;
    visibility: hidden;
  }

  .content {
    display: none;
  }

  body.page-loaded .loader {
    display: none !important;
  }

  body.page-loaded .content {
    display: block;
  }

  .primary-nav a.active { color: var(--lime); }
  .sta-scene { height: 160vh; }

  .sta-inner .wordmark,
  .sta-inner h2,
  .sta-inner .sub,
  .sta-inner .cta-row {
    opacity: 0;
    transform: scale(0.75);
    filter: blur(6px);
    will-change: opacity, transform, filter;
  }

  /* ── Block 3: Timeline ── */
  .ab3-section {
    width: 100%;
    background: var(--blue);
    padding: clamp(48px, 6vw, 80px) var(--side);
    will-change: clip-path;
  }

  .ab3-left .ab-badge,
  .ab3-left .ab3-heading,
  .ab3-left .ab3-desc,
  .ab3-year,
  .ab3-icon,
  .ab3-content {
    opacity: 0;
    transform: scale(0.75);
    filter: blur(6px);
    will-change: opacity, transform, filter;
  }

  .ab3-inner {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: clamp(32px, 5vw, 80px);
    align-items: start;
  }

  .ab3-left {
    position: sticky;
    top: clamp(48px, 6vw, 80px);
    background: var(--blue);
    z-index: 10;
  }

  .ab3-left .ab-badge { margin-bottom: 10px; }

  .ab3-heading {
    margin: 0;
    font-size: var(--text-xl);
    font-weight: 400;
    color: var(--white);
    line-height: 1.05;
    letter-spacing: -0.01em;
  }

  .ab3-desc {
    margin: clamp(16px, 2vw, 24px) 0 0;
    font-size: var(--text-md);
    line-height: 1.55;
    letter-spacing: 0.02em;
    color: rgba(255,255,255,0.75);
  }

  /* Timeline right column */
  .ab3-timeline {
    display: flex;
    flex-direction: column;
    padding-top: 50vh;
    position: relative;
  }

  .ab3-trail-icon {
    position: absolute;
    width: 20px;
    height: 20px;
    transform: translateX(-50%);
    pointer-events: none;
    z-index: 2;
    will-change: left, top;
  }

  .ab3-item {
    display: grid;
    grid-template-columns: clamp(48px, 5vw, 72px) 32px 1fr;
    gap: 0 clamp(16px, 2vw, 28px);
    align-items: start;
    position: relative;
    min-height: 100vh;
    padding-bottom: clamp(56px, 8vw, 120px);
  }
  .ab3-item:last-child { padding-bottom: clamp(48px, 6vw, 80px); min-height: auto; }

  /* year — right-aligned in col 1 */
  .ab3-year {
    grid-column: 1;
    text-align: right;
    font-size: clamp(15px, 1.4vw, 20px);
    font-weight: 700;
    color: var(--white);
    line-height: 1;
    padding-top: 6px;
  }

  /* line column (col 2) — carries the vertical dotted line */
  .ab3-line-col {
    grid-column: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    align-self: stretch;
  }
  /* dashed vertical line through every item */
  .ab3-line-col::before {
    content: '';
    position: absolute;
    top: 0; bottom: calc(-1 * clamp(56px, 8vw, 120px));
    left: 50%;
    width: 0;
    border-left: 2px dashed rgba(255,255,255,0.6);
  }
  .ab3-item:last-child .ab3-line-col::before { bottom: 0; }

  /* lime icon pin — for items 2+ */
  .ab3-icon {
    width: 32px;
    height: 32px;
    border-radius: 2px;
    background: var(--lime);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
  }

  /* first item: no icon, just the line */
  .ab3-item--first .ab3-line-col { padding-top: 6px; }

  /* content col 3 */
  .ab3-content { grid-column: 3; }

  .ab3-content h4 {
    margin: 0 0 clamp(6px, 0.7vw, 10px);
    font-size: var(--text-lg);
    font-weight: 400;
    color: var(--white);
    letter-spacing: 0.02em;
  }

  .ab3-content p {
    margin: 0;
    font-size: var(--text-md);
    line-height: 1.5;
    letter-spacing: 0.02em;
    color: rgba(255,255,255,0.75);
    max-width: 34ch;
  }

  @media (max-width: 760px) {
    .ab3-inner { grid-template-columns: 1fr; }
    .ab3-item { grid-template-columns: clamp(44px, 10vw, 64px) 32px 1fr; padding-bottom: clamp(40px, 8vw, 72px); }
    .ab3-line-col::before { bottom: calc(-1 * clamp(40px, 8vw, 72px)); }
  }

  /* ── Block 2: Hero dark ── */
  .ab2-section { width: 100%; height: 300vh; }

  .ab2-dark {
    width: 100%;
    position: sticky;
    top: 0;
    min-height: 100vh;
    will-change: clip-path;
    background: url('../images/412.png');
    background-attachment: fixed;
    background-size: cover;
    background-position: top;
    background-repeat: no-repeat;
    padding: clamp(40px, 5vw, 72px) var(--side) clamp(48px, 6vw, 80px);
  }

.ab2-inner {
    position: relative;
    z-index: 1;
    width: clamp(300px, 62%, 860px);
    margin-top: 50vh;
    transform: translateY(var(--ab2-move, 0px));
  }

  .ab2-inner .ab-badge,
  .ab2-inner .ab2-heading,
  .ab2-inner .ab2-body,
  .ab2-inner .ab2-card,
  .ab2-inner .ab2-light {
    opacity: 0;
    transform: scale(0.75);
    filter: blur(6px);
    will-change: opacity, transform, filter;
  }

  .ab2-heading {
    font-size: var(--text-xl);
    font-weight: 400;
    color: var(--white);
    line-height: 1.05;
    margin: clamp(18px, 2vw, 28px) 0 0;
    letter-spacing: -0.01em;
  }

  .ab2-body {
    font-size: var(--text-md);
    color: rgba(255,255,255,0.72);
    line-height: 1.55;
    letter-spacing: 0.02em;
    margin: clamp(14px, 1.5vw, 22px) 0 0;
    max-width: 52ch;
  }

  /* staggered cards area */
  .ab2-cards-area {
    position: relative;
    width: 100%;
    margin-top: clamp(32px, 4vw, 56px);
    /* aspect ratio of original cards area: 698 × 525 */
    aspect-ratio: 698 / 525;
    max-width: 700px;
  }

  .ab2-trail-icon {
    position: absolute;
    width: 20px;
    height: 20px;
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    will-change: left, top, opacity;
    z-index: 2;
  }

  /* SVG connector lines overlay */
  .ab2-svg-lines {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
  }

  .ab2-card {
    position: absolute;
    width: 39.75%;   /* 277.5/698 */
    height: 17.71%;  /* 93/525  */
    background: var(--white);
    border: 1px solid var(--ink);
    border-radius: clamp(6px, 0.8vw, 10px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 clamp(12px, 1.5%, 20px);
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.18);
  }
  /* Card 3 – right top:  x=582, y=411  → left=60.46%, top=0% */
  .ab2-card--rt { left: 60.46%; top: 0%; }
  /* Card 1 – left mid:   x=160, y=562  → left=0%,     top=28.76% */
  .ab2-card--lm { left: 0%;     top: 28.76%; }
  /* Card 4 – right mid:  x=581, y=682  → left=60.32%, top=51.62% */
  .ab2-card--rm { left: 60.32%; top: 51.62%; }
  /* Card 2 – left bot:   x=158, y=843  → left=0%,     top=82.29% */
  .ab2-card--lb { left: 0%;     top: 82.29%; }

  .ab2-num {
    font-size: clamp(14px, 1.4vw, 20px);
    font-weight: 700;
    color: var(--blue);
    line-height: 1;
    letter-spacing: -0.02em;
  }
  .ab2-lbl {
    font-size: clamp(7px, 0.6vw, 9px);
    color: #888;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-top: 4px;
  }

  /* light bottom strip */
  .ab2-light {
    width: 100%;
    margin-top: clamp(28px, 3.5vw, 48px);
    padding-top: clamp(20px, 2.5vw, 32px);
    border-top: 1px solid rgba(255,255,255,0.15);
  }
  .ab2-light p {
    margin: 0;
    font-size: var(--text-md);
    line-height: 1.55;
    letter-spacing: 0.02em;
    color: rgba(255,255,255,0.72);
    max-width: 80ch;
  }

  @media (max-width: 900px) {
    .ab2-device { height: 80%; right: -8%; }
    .ab2-inner { width: 80%; }
  }
  @media (max-width: 640px) {
    .ab2-section { height: 270vh; }
    .ab2-device { display: none; }
    .ab2-inner { width: 100%; margin-top: 20vh; }
    .ab2-cards-area {
      aspect-ratio: unset;
      height: auto;
      display: flex;
      flex-direction: column;
      gap: 120px;
      max-width: 100%;
      width: 100%;
      position: relative;
      isolation: isolate;
    }
    .ab2-cards-area::before {
      content: '';
      position: absolute;
      left: 50%;
      top: 0;
      bottom: 0;
      border-left: 2px dashed var(--lime);
      pointer-events: none;
      z-index: -1;
    }
    .ab2-svg-lines { display: none; }
    .ab2-trail-icon { z-index: -1; }
    .ab2-card { position: static; width: 100%; height: auto; padding: 16px 20px; box-sizing: border-box; }
  }

  /* ── Block 1: About Intro ── */
  .ab-intro {
    width: 100%;
    padding: clamp(28px, 3.5vw, 48px) var(--side) 0;
  }
  .ab-intro-inner {
    width: 100%;
  }

  @keyframes ab-reveal {
    from { opacity: 0; transform: scale(0.75); filter: blur(6px); }
    to   { opacity: 1; transform: scale(1);    filter: blur(0px); }
  }

  .ab-intro-inner .ab-badge,
  .ab-intro-inner .ab-heading,
  .ab-intro-inner .ab-quote,
  .ab-intro-inner .ab-intro-foot {
    opacity: 0;
    animation: ab-reveal 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }

  .ab-intro-inner .ab-badge        { animation-delay: 0.1s; }
  .ab-intro-inner .ab-heading      { animation-delay: 0.28s; }
  .ab-intro-inner .ab-quote:first-of-type { animation-delay: 0.42s; }
  .ab-intro-inner .ab-quote:last-of-type  { animation-delay: 0.56s; }
  .ab-intro-inner .ab-intro-foot   { animation-delay: 0.70s; }

  .ab-badge {
    display: inline-flex;
    align-items: center;
    background: var(--lime);
    color: var(--ink);
    font-size: clamp(8px, 0.65vw, 10px);
    letter-spacing: 0.08em;
    padding: 3px 10px;
    border-radius: 2px;
    margin-bottom: 10px;
    box-shadow: 2px 2px 6px rgba(0,0,0,0.18);
  }

  .ab-intro-grid {
    display: grid;
    grid-template-columns: 4fr 3fr 3fr;
    gap: clamp(24px, 4vw, 64px);
    align-items: start;
  }

  .ab-heading {
    margin: 0;
    font-size: var(--text-xl);
    font-weight: 400;
    line-height: 1.02;
    color: var(--ink);
    letter-spacing: -0.01em;
  }

  .ab-quote {
    margin: 0;
    font-size: var(--text-md);
    line-height: 1.45;
    letter-spacing: 0.02em;
    color: var(--ink);
  }

  .ab-intro-foot {
    margin-top: clamp(28px, 3.5vw, 48px);
    padding-top: clamp(16px, 2vw, 24px);
    border-top: 2px dashed var(--blue);
    display: flex;
    align-items: center;
    position: relative;
  }

  @keyframes ab-foot-travel {
    from { left: 0; }
    to   { left: calc(100% - 20px); }
  }

  .ab-foot-icon {
    position: absolute;
    top: -10px;
    left: 0;
    width: 20px;
    height: 20px;
    animation: ab-foot-travel 3s ease-in-out infinite alternate;
    pointer-events: none;
  }

  @media (max-width: 640px) {
    .ab-intro-grid {
      grid-template-columns: 1fr;
      gap: clamp(16px, 4vw, 28px);
    }
  }

  /* ── Block 4: Team ── */
  .ab4-header .ab-badge,
  .ab4-header .ab4-main-heading,
  .ab4-header .ab4-main-desc,
  .ab4-left .ab4-sub-heading,
  .ab4-left .ab4-sub-desc {
    opacity: 0;
    transform: scale(0.75);
    filter: blur(6px);
    will-change: opacity, transform, filter;
  }
  .ab4-section {
    width: 100%;
    
    padding: clamp(48px, 6vw, 80px) var(--side);
  }

  .ab4-header {
    margin-bottom: clamp(40px, 5vw, 64px);
    padding-bottom: clamp(24px, 3vw, 40px);
    border-bottom: 1px dashed rgba(25,36,59,0.25);
  }

  .ab4-main-heading {
    margin: 0 0 clamp(16px, 2vw, 24px);
    font-size: var(--text-xl);
    font-weight: 400;
    color: var(--ink);
    line-height: 1.02;
    letter-spacing: -0.01em;
  }

  .ab4-main-desc {
    margin: 0;
    font-size: var(--text-md);
    line-height: 1.55;
    letter-spacing: 0.02em;
    color: var(--ink);
    max-width: 80ch;
  }

  .ab4-subsection {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: clamp(32px, 5vw, 80px);
    align-items: start;
    margin-bottom: clamp(48px, 6vw, 80px);
  }

  .ab4-left {
    position: sticky;
    top: clamp(48px, 6vw, 80px);
  }

  .ab4-card-grid--large .ab4-portrait-card,
  .ab4-card-grid--small .ab4-portrait-card {
    opacity: 0;
    transform: scale(0.75);
    filter: blur(6px);
    will-change: opacity, transform, filter;
  }
  .ab4-subsection:last-child { margin-bottom: 0; }

  .ab4-sub-heading {
    margin: 0 0 clamp(12px, 1.5vw, 20px);
    font-size: var(--text-lg);
    font-weight: 400;
    color: var(--ink);
    line-height: 1.1;
    letter-spacing: -0.01em;
  }

  .ab4-sub-desc {
    margin: 0;
    font-size: var(--text-md);
    line-height: 1.55;
    letter-spacing: 0.02em;
    color: var(--ink);
  }

  .ab4-card-grid--large {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(16px, 2vw, 28px);
  }

  .ab4-card-grid--small {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(12px, 1.5vw, 20px);
  }

  .ab4-portrait-card {
    display: flex;
    flex-direction: column;
  }

  .ab4-card-photo {
    position: relative;
    border-radius: clamp(6px, 0.8vw, 10px);
    overflow: hidden;
    aspect-ratio: 313 / 504;
    background: #ccc;
  }

  .ab4-card-grid--small .ab4-card-photo {
    aspect-ratio: 226 / 392;
  }

  .ab4-card-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    filter: grayscale(100%);
    display: block;
  }

  .ab4-card-tag {
    position: absolute;
    bottom: clamp(10px, 1.2vw, 16px);
    left: clamp(10px, 1.2vw, 16px);
    background: var(--blue);
    color: var(--white);
    font-size: clamp(7px, 0.55vw, 9px);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 2px;
  }

  .ab4-card-name {
    margin: clamp(8px, 1vw, 14px) 0 0;
    font-size: clamp(9px, 0.75vw, 11px);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink);
  }

  @media (max-width: 900px) {
    .ab4-subsection { grid-template-columns: 1fr; }
  }
  @media (max-width: 640px) {
    .ab4-card-grid--small { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 400px) {
    .ab4-card-grid--large, .ab4-card-grid--small { grid-template-columns: 1fr; }
  }

  /* ── Block 5: FAQ (EU Grant Info) ── */
  .ab5-left .ab-badge,
  .ab5-left .ab5-heading {
    opacity: 0;
    transform: scale(0.75);
    filter: blur(6px);
    will-change: opacity, transform, filter;
  }
  .ab5-section {
    width: 100%;
  
    padding: clamp(48px, 6vw, 80px) var(--side);
    border-top: 1px dashed rgba(25,36,59,0.25);
  }

  .ab5-inner {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: clamp(32px, 5vw, 80px);
    align-items: start;
  }

  .ab5-heading {
    margin: 0;
    font-size: var(--text-xl);
    font-weight: 400;
    color: var(--ink);
    line-height: 1.05;
    letter-spacing: -0.01em;
  }

  .ab5-accordion {
    display: flex;
    flex-direction: column;
    gap: clamp(16px, 2vw, 28px);
  }

  .ab5-item {
    border: 1px solid var(--lime);
    border-radius: clamp(6px, 0.8vw, 10px);
    overflow: hidden;
    background: var(--white);
  }

  .ab5-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: clamp(12px, 1.5vw, 20px);
    padding: clamp(14px, 1.5vw, 20px) clamp(16px, 1.8vw, 24px);
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
  }

  .ab5-label {
    font-size: var(--text-md);
    font-weight: 400;
    color: var(--ink);
    letter-spacing: 0.02em;
    line-height: 1.3;
  }

  .ab5-icon {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    background: var(--blue);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
  }

  .ab5-item.open .ab5-icon {
    transform: rotate(180deg);
  }

  .ab5-body {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.3s ease;
  }

  .ab5-item.open .ab5-body {
    grid-template-rows: 1fr;
  }

  .ab5-body-inner {
    overflow: hidden;
  }

  .ab5-body-inner p {
    margin: 0;
    padding: 0 clamp(16px, 1.8vw, 24px) clamp(16px, 1.8vw, 24px);
    font-size: var(--text-md);
    line-height: 1.55;
    letter-spacing: 0.02em;
    color: rgba(25,36,59,0.75);
  }

  @media (max-width: 760px) {
    .ab5-inner { grid-template-columns: 1fr; }
  }