:root {
    --ocean-deep: #0B2B40;
    --ocean-mid: #1B4965;
    --ocean-light: #5FA8D3;
    --ocean-pale: #A7D4E8;
    --foam: #E8F4F8;
    --sand: #F5F0EB;
    --coral: #E07A5F;
    --coral-light: #F2A890;
    --seagrass: #3D8B6E;
    --text-dark: #0B2B40;
    --text-body: #2A4A5E;
    --text-light: #6B8A9E;
    --white: #FFFFFF;
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  html, body {
    margin: 0;
    padding: 0;
    width: 100%;
  }
  html { scroll-behavior: smooth; font-size: 16px; }
  body {
    font-family: 'Outfit', sans-serif;
    color: var(--text-body);
    background: var(--foam);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    line-height: 1.65;
  }
  p {
    text-wrap: pretty;
    white-space: normal;
    overflow-wrap: normal;
    word-break: normal;
  }
  h1, h2, h3, h4 {
    font-family: 'DM Serif Display', serif;
    color: var(--ocean-deep);
    text-wrap: balance;
  }

  /* ============ HERO ============ */
  .hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(165deg, var(--ocean-deep) 0%, var(--ocean-mid) 40%, #2A6F97 70%, var(--ocean-light) 100%);
    color: var(--white);
    padding: 2rem 1.5rem;
    overflow: hidden;
  }
  .hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background:
      radial-gradient(ellipse at 20% 80%, rgba(95,168,211,0.15) 0%, transparent 50%),
      radial-gradient(ellipse at 80% 20%, rgba(224,122,95,0.08) 0%, transparent 40%);
    pointer-events: none;
  }
  .hero-particles {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    overflow: visible;
    pointer-events: none;
  }
  .bubble {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.06);
    animation: float linear infinite;
    animation-fill-mode: both;
    opacity: 0;
    transform: translateY(100vh) scale(0);
    will-change: transform, opacity;
  }
  @keyframes float {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-20vh) scale(1); opacity: 0; }
  }
  .hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(4px);
    background: rgba(255,255,255,0.06);
    animation: fadeDown 1s ease-out 0.2s both;
  }
  .hero h1 {
    font-size: 2.4rem;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 1rem;
    animation: fadeDown 1s ease-out 0.4s both;
  }
  .hero h1 em { font-style: italic; color: var(--ocean-pale); }
  .hero-info-bubble {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: min(84vw, 74rem);
    max-width: calc(100% - 2.3rem);
    margin: 2.45rem auto 2.2rem;
    padding: clamp(1.02rem, 0.8rem + 0.75vw, 1.45rem)
             clamp(1rem, 0.78rem + 0.95vw, 1.6rem)
             clamp(1.38rem, 1.06rem + 1.1vw, 2.05rem);
    border-radius: 46px 62px 52px 58px / 40px 54px 46px 50px;
    background:
      radial-gradient(circle at 14% 18%, rgba(255,255,255,0.14) 0 12%, transparent 42%),
      radial-gradient(circle at 84% 16%, rgba(255,255,255,0.10) 0 10%, transparent 36%),
      radial-gradient(circle at 24% 82%, rgba(255,255,255,0.07) 0 9%, transparent 34%),
      linear-gradient(180deg, rgba(255,255,255,0.11), rgba(255,255,255,0.055));
    border: 1px solid rgba(255,255,255,0.18);
    backdrop-filter: blur(10px);
    box-shadow:
      0 16px 34px rgba(6, 27, 40, 0.18),
      inset 0 1px 0 rgba(255,255,255,0.09),
      inset 0 -10px 20px rgba(255,255,255,0.02);
    outline: 1px solid rgba(255,255,255,0.05);
    outline-offset: -7px;
    animation: fadeDown 1s ease-out 0.6s both;
  }
  .hero-info-bubble::before,
  .hero-info-bubble::after {
    content: '';
    position: absolute;
    border-radius: 999px;
    pointer-events: none;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(4px);
  }
  .hero-info-bubble::before {
    width: 15px;
    height: 15px;
    left: 20px;
    bottom: -11px;
    opacity: 0.85;
    box-shadow:
      -12px 15px 0 -4px rgba(255,255,255,0.07);
  }
  .hero-info-bubble::after {
    width: 12px;
    height: 12px;
    right: 26px;
    top: -10px;
    opacity: 0.72;
    box-shadow:
      -14px 16px 0 -4px rgba(255,255,255,0.06);
  }
  .hero-sub-label {
    display: flex;
    width: fit-content;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 0 auto 0.7rem;
    padding: 0.32rem 0.8rem;
    border-radius: 999px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.14);
    color: rgba(255,255,255,0.95);
    font-size: clamp(0.62rem, 0.58rem + 0.15vw, 0.74rem);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
  }
  .hero-sub-label::before,
  .hero-sub-label::after {
    content: '';
    display: block;
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: rgba(167,212,232,0.8);
    box-shadow: 0 0 0 3px rgba(167,212,232,0.12);
  }
  .hero-sub {
    font-size: clamp(0.77rem, 0.65rem + 0.7vw, 1.22rem);
    font-weight: 400;
    width: min(100%, 62rem);
    max-width: 100%;
    line-height: 1.38;
    opacity: 1;
    margin: 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.58em;
    text-wrap: balance;
    padding: clamp(0.2rem, 0.15rem + 0.3vw, 0.45rem) clamp(0.2rem, 0.18rem + 0.35vw, 0.55rem) clamp(0.35rem, 0.2rem + 0.4vw, 0.7rem);
  }
  .hero-sub-line {
    display: block;
    max-width: none;
    margin-left: auto;
    margin-right: auto;
    white-space: nowrap;
  }
  .sentence-stack {
    display: flex;
    flex-direction: column;
  }
  .sentence-line {
    display: block;
  }
  .hero-scroll {
    animation: fadeDown 1s ease-out 0.8s both, bounce 2s ease-in-out 2s infinite;
    position: relative;
    display: grid;
    place-items: center;
    width: 3.3rem;
    height: 3.3rem;
    margin-top: 0.15rem;
    cursor: pointer;
    color: rgba(255,255,255,0.94);
    text-decoration: none;
    opacity: 0.84;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.2);
    background:
      radial-gradient(circle at 30% 26%, rgba(255,255,255,0.22) 0 18%, transparent 56%),
      linear-gradient(180deg, rgba(255,255,255,0.13), rgba(255,255,255,0.05));
    backdrop-filter: blur(8px);
    box-shadow:
      0 10px 22px rgba(6, 27, 40, 0.2),
      inset 0 1px 0 rgba(255,255,255,0.14),
      inset 0 -9px 14px rgba(255,255,255,0.03);
    transition: opacity 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    -webkit-tap-highlight-color: transparent;
  }
  .hero-scroll::before {
    content: '';
    position: absolute;
    inset: 4px;
    border-radius: inherit;
    border: 1px solid rgba(255,255,255,0.09);
    pointer-events: none;
  }
  .hero-scroll svg {
    width: 1.35rem;
    height: 1.35rem;
    stroke-width: 2.2;
    filter: drop-shadow(0 1px 1px rgba(5, 19, 29, 0.18));
  }
  .hero-scroll:hover {
    opacity: 1;
    border-color: rgba(167,212,232,0.38);
    box-shadow:
      0 12px 26px rgba(6, 27, 40, 0.24),
      0 0 0 4px rgba(167,212,232,0.08),
      inset 0 1px 0 rgba(255,255,255,0.16),
      inset 0 -9px 14px rgba(255,255,255,0.04);
  }
  .hero-scroll:focus-visible {
    opacity: 1;
    outline: 2px solid rgba(167,212,232,0.72);
    outline-offset: 4px;
  }
  @keyframes fadeDown {
    from { opacity: 0; transform: translateY(-25px); }
    to { opacity: 1; transform: translateY(0); }
  }
  @keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
  }
  .hero-wave {
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 60px;
  }

  /* ============ SECTIONS SHARED ============ */
  .section-label {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 0.6rem;
  }
  .section-desc {
    font-size: clamp(0.93rem, 0.9rem + 0.2vw, 1rem);
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    max-width: min(94vw, 84ch);
    margin-left: auto;
    margin-right: auto;
    text-align: left;
  }
  .section-desc.sentence-stack {
    text-align: center;
    gap: 0.95em;
    max-width: min(96vw, 92ch);
  }
  .map-tip-highlight {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.34rem 0.78rem;
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(255,255,255,0.82), rgba(255,255,255,0.64));
    border: 1px solid rgba(224,122,95,0.38);
    color: var(--ocean-mid);
    font-weight: 600;
    line-height: 1.25;
    box-shadow: 0 3px 10px rgba(11,43,64,0.05);
  }

  /* ============ MAP SECTION ============ */
  .map-section {
    padding: 3.5rem 1.25rem;
    background: var(--foam);
    text-align: center;
  }
  .map-section h2 {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
  }
  .map-container {
    background: var(--white);
    border-radius: 18px;
    padding: 0.9rem;
    box-shadow: 0 4px 30px rgba(11,43,64,0.08);
    border: 1px solid rgba(11,43,64,0.08);
    margin-bottom: 0.5rem;
  }
  .interactive-map {
    width: 100%;
    min-height: 280px;
    height: clamp(280px, 55vw, 500px);
    border-radius: 12px;
    overflow: hidden;
    background: #cfe3ef;
  }
  .map-fallback {
    display: grid;
    place-items: center;
    padding: 1rem;
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.6;
  }
  .leaflet-container {
    font-family: 'Outfit', sans-serif;
  }
  .project-map-marker {
    filter: drop-shadow(0 3px 8px rgba(11,43,64,0.18));
    transform-box: fill-box;
    transform-origin: center;
  }
  .project-map-marker.is-pulsing {
    animation: mapMarkerCorePulse 1s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .map-marker-pulse-ring {
    pointer-events: none;
    transform-box: fill-box;
    transform-origin: center;
    animation: mapMarkerPulse 1.05s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .map-marker-pulse-ring.is-delayed {
    animation-delay: 140ms;
  }
  .map-marker-pulse-ring.is-soft {
    animation-duration: 1.28s;
  }
  @keyframes mapMarkerPulse {
    0% {
      opacity: 0.88;
      transform: scale(0.34);
    }
    58% {
      opacity: 0.34;
    }
    100% {
      opacity: 0;
      transform: scale(2.95);
    }
  }
  @keyframes mapMarkerCorePulse {
    0% {
      transform: scale(1);
      filter: drop-shadow(0 3px 8px rgba(11,43,64,0.18));
    }
    28% {
      transform: scale(1.18);
      filter: drop-shadow(0 4px 14px rgba(224,122,95,0.34));
    }
    62% {
      transform: scale(1.04);
      filter: drop-shadow(0 4px 12px rgba(224,122,95,0.22));
    }
    100% {
      transform: scale(1);
      filter: drop-shadow(0 3px 8px rgba(11,43,64,0.18));
    }
  }
  .liquid-map-popup .leaflet-popup-content-wrapper {
    position: relative;
    border-radius: 18px;
    padding: 0;
    border: none;
    background:
      radial-gradient(circle at 18% 14%, rgba(255,255,255,0.65) 0 18%, rgba(255,255,255,0) 58%),
      linear-gradient(180deg, rgba(255,255,255,0.72), rgba(239,247,252,0.58));
    box-shadow:
      0 14px 34px rgba(11,43,64,0.17),
      0 3px 10px rgba(11,43,64,0.08),
      inset 0 1px 0 rgba(255,255,255,0.6),
      inset 0 -8px 14px rgba(255,255,255,0.1);
    backdrop-filter: blur(14px) saturate(1.35);
    -webkit-backdrop-filter: blur(14px) saturate(1.35);
    overflow: hidden;
    transform-origin: center center;
  }
  .liquid-map-popup .leaflet-popup-content {
    margin: 0;
    min-width: 170px;
  }
  .liquid-map-popup .leaflet-popup-tip-container {
    display: none;
  }
  .liquid-popup-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.38rem;
    padding: 0.82rem 0.82rem 0.78rem;
    text-align: center;
    border-radius: inherit;
    overflow: hidden;
    isolation: isolate;
  }
  .liquid-popup-card::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
      linear-gradient(130deg, rgba(255,255,255,0.5), rgba(255,255,255,0) 42%),
      radial-gradient(circle at 82% 86%, rgba(95,168,211,0.12), rgba(95,168,211,0) 52%);
    opacity: 0.9;
  }
  /* Popup shimmer – only triggered on "Zum Projekt" click */
  .liquid-popup-card::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    background:
      radial-gradient(circle at 50% 50%, rgba(255,255,255,0.22), rgba(255,255,255,0) 56%),
      linear-gradient(108deg, transparent 28%, rgba(255,255,255,0.18) 44%, rgba(255,255,255,0.38) 50%, rgba(255,255,255,0.18) 56%, transparent 72%);
    transform: translateX(-115%);
    opacity: 0;
  }
  .liquid-popup-card.is-shimmering::after {
    animation: popupSweep 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .liquid-popup-card.is-shimmering {
    animation: popupCardBloom 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .liquid-popup-title,
  .liquid-popup-place,
  .liquid-popup-card .map-popup-btn {
    position: relative;
    z-index: 3;
  }
  .liquid-popup-title {
    font-weight: 700;
    color: var(--ocean-deep);
    font-size: 0.92rem;
    line-height: 1.25;
  }
  .liquid-popup-place {
    color: rgba(27,73,101,0.85);
    font-size: 0.78rem;
    line-height: 1.35;
    text-align: center;
  }
  .map-popup-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    margin: 0.36rem auto 0;
    width: fit-content;
    padding: 0.27rem 0.58rem;
    border: 1px solid rgba(255,255,255,0.52);
    border-radius: 999px;
    background:
      linear-gradient(180deg, rgba(255,255,255,0.72), rgba(255,255,255,0.45));
    color: var(--ocean-deep);
    font-family: 'Outfit', sans-serif;
    font-size: 0.68rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow:
      0 3px 10px rgba(11,43,64,0.08),
      inset 0 1px 0 rgba(255,255,255,0.65);
    transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
    -webkit-tap-highlight-color: transparent;
  }
  .map-popup-btn:hover {
    transform: translateY(-1px);
    border-color: rgba(95,168,211,0.45);
    box-shadow:
      0 5px 14px rgba(11,43,64,0.12),
      inset 0 1px 0 rgba(255,255,255,0.72);
  }
  .map-popup-btn:active {
    transform: translateY(0);
  }
  .map-popup-btn:focus-visible {
    outline: 2px solid rgba(95,168,211,0.5);
    outline-offset: 2px;
  }
  @keyframes popupSweep {
    0% {
      transform: translateX(-115%);
      opacity: 0;
    }
    24% {
      opacity: 1;
    }
    100% {
      transform: translateX(130%);
      opacity: 0;
    }
  }
  @keyframes popupCardBloom {
    0% {
      transform: scale(0.96);
      filter: saturate(1);
      box-shadow: inset 0 0 0 0 rgba(224,122,95,0);
    }
    34% {
      transform: scale(1.025);
      filter: saturate(1.05);
      box-shadow: inset 0 0 0 1px rgba(224,122,95,0.24);
    }
    100% {
      transform: scale(1);
      filter: saturate(1);
      box-shadow: inset 0 0 0 0 rgba(224,122,95,0);
    }
  }
  @media (prefers-reduced-motion: reduce) {
    .map-marker-pulse-ring {
      animation: none;
      opacity: 0;
    }
    .project-map-marker.is-pulsing,
    .liquid-popup-card.is-shimmering {
      animation: none;
    }
    .map-popup-btn {
      transition: none;
    }
    .bubble,
    .hero-scroll {
      animation: none !important;
    }
  }
  .map-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1.25rem;
  }
  .legend-item {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.78rem;
    color: var(--text-light);
    cursor: pointer;
    padding: 0.5rem 0.75rem;
    border-radius: 100px;
    border: 1px solid rgba(11,43,64,0.08);
    background: var(--white);
    -webkit-tap-highlight-color: transparent;
    transition: all 0.2s;
    font-family: inherit;
    appearance: none;
    -webkit-appearance: none;
  }
  .legend-item:hover,
  .legend-item:focus-visible,
  .legend-item.is-active,
  .legend-item:active {
    background: var(--foam);
    border-color: var(--ocean-light);
    color: var(--ocean-mid);
    outline: none;
  }
  .legend-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--coral);
  }

  /* ============ BACK-TO-MAP FAB ============ */
  .back-to-map {
    position: fixed;
    bottom: 1.7rem;
    right: 1.7rem;
    z-index: 900;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.58rem;
    min-height: 52px;
    padding: 0.9rem 1.45rem 0.9rem 1.08rem;
    border: 1px solid rgba(255,255,255,0.32);
    border-radius: 999px;
    background: linear-gradient(180deg, #ef9a82 0%, #e07a5f 52%, #d96849 100%);
    color: var(--white);
    font-family: 'Outfit', sans-serif;
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    cursor: pointer;
    box-shadow:
      0 10px 30px rgba(224,122,95,0.4),
      0 3px 10px rgba(11,43,64,0.16),
      inset 0 1px 0 rgba(255,255,255,0.28);
    -webkit-tap-highlight-color: transparent;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px) scale(0.92);
    transition: opacity 0.45s cubic-bezier(0.4, 0, 0.2, 1),
                visibility 0.45s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.45s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.22s ease,
                filter 0.22s ease;
  }
  .back-to-map.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
  }
  .back-to-map:hover {
    box-shadow:
      0 14px 36px rgba(224,122,95,0.48),
      0 4px 12px rgba(11,43,64,0.18),
      inset 0 1px 0 rgba(255,255,255,0.3);
    filter: saturate(1.05);
    transform: translateY(-1px) scale(1.01);
  }
  .back-to-map:active {
    transform: translateY(0) scale(0.98);
  }
  .back-to-map:focus-visible {
    outline: 2px solid rgba(224,122,95,0.85);
    outline-offset: 3px;
  }
  .back-to-map svg {
    width: 1.15rem;
    height: 1.15rem;
    flex-shrink: 0;
  }

  /* ============ PROJECTS ============ */
  .projects-section { padding: 3rem 1.25rem 2rem; }
  .projects-header {
    text-align: center;
    margin-bottom: 2.5rem;
  }
  .projects-header h2 {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
  }
  .projects-header p {
    font-size: clamp(0.93rem, 0.9rem + 0.2vw, 1rem);
    line-height: 1.8;
    color: var(--text-light);
    max-width: min(94vw, 84ch);
    margin: 0 auto;
    text-align: left;
  }
  .projects-header p.sentence-stack {
    text-align: center;
    gap: 0.95em;
    max-width: min(96vw, 92ch);
  }

  .project-card {
    margin-bottom: 2rem;
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 2px 24px rgba(11,43,64,0.05);
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
    border: 1px solid rgba(11,43,64,0.07);
  }
  .project-card.visible { opacity: 1; transform: translateY(0); }

  /* --- Scroll-to-project highlight animation (Apple-style) --- */
  @keyframes projectCardGlow {
    0% {
      opacity: 0;
      transform: scale(0.985);
    }
    28% {
      opacity: 1;
    }
    100% {
      opacity: 0;
      transform: scale(1);
    }
  }
  @keyframes projectCardOutline {
    0% {
      opacity: 0;
      box-shadow: 0 0 0 0 rgba(224,122,95,0);
    }
    22% {
      opacity: 1;
    }
    100% {
      opacity: 0;
      box-shadow: 0 0 0 14px rgba(224,122,95,0);
    }
  }
  @keyframes projectVisualSweep {
    0% {
      transform: translateX(-120%);
      opacity: 0;
    }
    22% {
      opacity: 1;
    }
    100% {
      transform: translateX(135%);
      opacity: 0;
    }
  }
  @keyframes projectFieldGlow {
    0% {
      border-color: rgba(11,43,64,0.08);
      box-shadow: 0 0 0 0 rgba(224,122,95,0);
      transform: translateY(0);
    }
    30% {
      border-color: rgba(224,122,95,0.24);
      box-shadow: 0 14px 28px rgba(11,43,64,0.08), 0 0 0 6px rgba(224,122,95,0.08);
      transform: translateY(-1px);
    }
    100% {
      border-color: rgba(11,43,64,0.08);
      box-shadow: 0 0 0 0 rgba(224,122,95,0);
      transform: translateY(0);
    }
  }
  .project-card.is-highlighted {
    z-index: 10;
    position: relative;
  }
  /* Soft coral overlay wash */
  .project-card.is-highlighted::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(165deg, rgba(224,122,95,0.08) 0%, rgba(95,168,211,0.05) 100%);
    pointer-events: none;
    z-index: 2;
    animation: projectCardGlow 2.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  /* Glow ring aligned exactly to the card frame */
  .project-card.is-highlighted::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1.5px solid rgba(224,122,95,0.72);
    pointer-events: none;
    z-index: 3;
    animation: projectCardOutline 2.35s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  /* Shimmer light sweep on project visual */
  .project-card.is-highlighted > .project-visual::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(108deg, transparent 30%, rgba(255,255,255,0.16) 44%, rgba(255,255,255,0.32) 50%, rgba(255,255,255,0.16) 56%, transparent 70%);
    pointer-events: none;
    animation: projectVisualSweep 1.2s 0.08s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    transform: translateX(-120%);
    opacity: 0;
  }
  .project-card.is-highlighted .project-infobox,
  .project-card.is-highlighted [data-carousel-note-shell],
  .project-card.is-highlighted .project-media-status {
    position: relative;
    z-index: 4;
    animation: projectFieldGlow 2.2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }

  .project-visual {
    position: relative;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }
  .project-visual-bg {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    opacity: 0.15;
  }
  .project-visual .project-icon-large {
    font-size: 4.5rem;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.1));
  }
  .pv-1 { background: linear-gradient(135deg, #1B4965, #2A6F97); }
  .pv-2 { background: linear-gradient(135deg, #2A6F97, #5FA8D3); }
  .pv-3 { background: linear-gradient(135deg, #E07A5F, #F2A890); }
  .pv-4 { background: linear-gradient(135deg, #3D8B6E, #5FB89A); }
  .pv-5 { background: linear-gradient(135deg, #E07A5F, #D4533B); }
  .pv-6 { background: linear-gradient(135deg, #1B4965, #3D8B6E); }
  .project-visual.has-video {
    height: auto;
    padding: 0;
  }
  .project-video-wrap {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    overflow: hidden;
  }
  .project-video-wrap iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
  }
  .project-media-carousel {
    position: relative;
    width: 100%;
    isolation: isolate;
  }
  .project-media-viewport {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: linear-gradient(155deg, rgba(11,43,64,0.28) 0%, rgba(11,43,64,0.08) 100%);
  }
  .project-media-viewport::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(7,19,28,0.03) 0%, rgba(7,19,28,0.02) 50%, rgba(7,19,28,0.36) 100%);
    pointer-events: none;
    z-index: 2;
  }
  .project-media-slide {
    position: absolute;
    inset: 0;
    margin: 0;
    opacity: 0;
    pointer-events: none;
    transform: scale(1.015);
    transition: opacity 0.45s ease, transform 0.75s ease;
  }
  .project-media-slide.is-active {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
    z-index: 1;
  }
  .project-media-slide .project-video-wrap {
    height: 100%;
    padding-bottom: 0;
    background: rgba(6,24,34,0.96);
  }
  .project-media-slide iframe,
  .project-media-slide img {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
  }
  .project-media-slide img {
    object-fit: cover;
    filter: saturate(1.03) contrast(1.02);
    transition: transform 0.9s ease;
  }
  .project-media-carousel:hover .project-media-slide.is-active[data-media-type="image"] img {
    transform: scale(1.03);
  }
  .project-media-nav {
    position: absolute;
    top: 50%;
    z-index: 4;
    width: 2.85rem;
    height: 2.85rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.28);
    border-radius: 999px;
    background: rgba(11,43,64,0.26);
    color: var(--white);
    backdrop-filter: blur(8px);
    box-shadow: 0 10px 22px rgba(6,27,40,0.18);
    cursor: pointer;
    transform: translateY(-50%);
    transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
  }
  .project-media-nav:hover,
  .project-media-nav:focus-visible {
    background: rgba(11,43,64,0.42);
    border-color: rgba(255,255,255,0.42);
    transform: translateY(-50%) scale(1.04);
    outline: none;
  }
  .project-media-nav.is-prev { left: 0.95rem; }
  .project-media-nav.is-next { right: 0.95rem; }
  .project-media-nav span {
    font-size: 1.08rem;
    line-height: 1;
    transform: translateY(-1px);
  }
  .project-media-status {
    position: absolute;
    left: 1rem;
    right: 1rem;
    bottom: 0.95rem;
    z-index: 4;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: center;
    column-gap: 0.55rem;
    row-gap: 0.42rem;
    min-height: 3.2rem;
    padding: 0.56rem 0.8rem;
    border-radius: 18px;
    background: rgba(11,43,64,0.38);
    border: 1px solid rgba(255,255,255,0.14);
    backdrop-filter: blur(10px);
    color: rgba(255,255,255,0.96);
    font-size: 0.73rem;
    transform-origin: center bottom;
    transition: opacity 0.3s ease, transform 0.42s cubic-bezier(0.22, 1, 0.36, 1), filter 0.3s ease;
  }
  .project-media-carousel.is-video-playing .project-media-status {
    opacity: 0;
    transform: translateY(1rem) scale(0.97);
    filter: blur(6px);
    pointer-events: none;
  }
  .project-media-status-kind {
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    align-self: center;
    font-weight: 500;
    font-size: 0.76rem;
    line-height: 1.3;
    text-wrap: pretty;
  }
  .project-media-status-count {
    grid-column: 3;
    grid-row: 1;
    align-self: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.74);
    white-space: nowrap;
    font-size: 0.67rem;
    line-height: 1;
    padding: 0.34rem 0.5rem;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.06);
  }

  .project-content {
    padding: 1.5rem 1.25rem 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
  }
  .project-number {
    font-family: 'DM Serif Display', serif;
    font-size: 0.8rem;
    color: var(--coral);
    letter-spacing: 0.05em;
    margin-bottom: 0.35rem;
  }
  .project-content h3 {
    font-size: 1.35rem;
    line-height: 1.25;
    margin-bottom: 0;
  }
  .project-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 0;
  }
  .meta-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.3rem 0.6rem;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 500;
  }
  .meta-location { background: rgba(95,168,211,0.12); color: var(--ocean-mid); }
  .meta-partner { background: rgba(61,139,110,0.1); color: var(--seagrass); }
  .meta-time { background: rgba(224,122,95,0.1); color: var(--coral); }

  .project-text {
    font-size: clamp(0.94rem, 0.91rem + 0.2vw, 1rem);
    line-height: 1.82;
    color: var(--text-body);
    margin-bottom: 0;
    max-width: none;
    hyphens: none;
    -webkit-hyphens: none;
    overflow-wrap: normal;
    word-break: normal;
    text-align: left;
  }
  .project-text.sentence-stack {
    gap: 0.8em;
  }

  .project-infobox {
    background: var(--foam);
    border-radius: 12px;
    padding: 1rem 1.1rem;
    border-left: 3px solid var(--ocean-light);
    margin-top: 0.15rem;
  }
  .project-media-note-shell {
    display: grid;
    gap: 0.65rem;
  }
  .project-media-note-shell.is-inline {
    display: contents;
  }
  .project-media-note-toggle {
    appearance: none;
    display: inline-flex;
    align-items: center;
    gap: 0.72rem;
    width: fit-content;
    max-width: 100%;
    padding: 0.46rem 0.78rem 0.46rem 0.5rem;
    border: 1px solid rgba(11,43,64,0.08);
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(255,255,255,0.8) 0%, rgba(236,245,249,0.96) 100%);
    box-shadow: 0 10px 24px rgba(11,43,64,0.08), inset 0 1px 0 rgba(255,255,255,0.74);
    color: var(--text-dark);
    backdrop-filter: blur(12px);
    cursor: pointer;
    transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease, background 0.24s ease;
  }
  .project-media-note-shell.is-inline .project-media-note-toggle {
    grid-column: 2;
    grid-row: 1;
    align-self: center;
    justify-self: end;
    width: auto;
    padding: 0.36rem 0.58rem 0.36rem 0.42rem;
    gap: 0.48rem;
    background: rgba(255,255,255,0.14);
    border-color: rgba(255,255,255,0.12);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.16);
    color: rgba(255,255,255,0.94);
    backdrop-filter: blur(8px);
  }
  .project-media-note-toggle:hover,
  .project-media-note-toggle:focus-visible {
    transform: translateY(-1px);
    border-color: rgba(95,168,211,0.22);
    box-shadow: 0 14px 28px rgba(11,43,64,0.11), inset 0 1px 0 rgba(255,255,255,0.8);
    outline: none;
  }
  .project-media-note-shell.is-inline .project-media-note-toggle:hover,
  .project-media-note-shell.is-inline .project-media-note-toggle:focus-visible {
    border-color: rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.18);
    box-shadow: 0 10px 22px rgba(6,27,40,0.16), inset 0 1px 0 rgba(255,255,255,0.2);
  }
  .project-media-note-toggle-icon {
    flex: 0 0 auto;
    width: 1.6rem;
    height: 1.6rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(95,168,211,0.18), rgba(95,168,211,0.34));
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.42);
    color: var(--ocean-mid);
    font-family: 'DM Serif Display', serif;
    font-size: 0.96rem;
    font-weight: 700;
    line-height: 1;
  }
  .project-card.visible .project-media-note-toggle-icon {
    animation: infoIconHint 1.25s cubic-bezier(0.22, 1, 0.36, 1) 0.45s 1 both;
  }
  .project-media-note-shell.is-inline .project-media-note-toggle-icon {
    width: 1.32rem;
    height: 1.32rem;
    background: rgba(255,255,255,0.18);
    color: var(--white);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.18);
    font-size: 0.82rem;
  }
  .project-media-note-toggle-copy {
    min-width: 0;
    display: grid;
    gap: 0.06rem;
    text-align: left;
  }
  .project-media-note-shell.is-inline .project-media-note-toggle-copy {
    display: inline-flex;
    align-items: center;
  }
  .project-media-note-toggle-title {
    font-size: 0.76rem;
    font-weight: 600;
    line-height: 1.15;
    color: var(--text-dark);
  }
  .project-media-note-shell.is-inline .project-media-note-toggle-title {
    font-size: 0.66rem;
    line-height: 1;
    color: rgba(255,255,255,0.94);
    letter-spacing: 0.02em;
    white-space: nowrap;
  }
  .project-media-note-toggle-subtitle {
    font-size: 0.67rem;
    line-height: 1.15;
    color: var(--text-light);
  }
  .project-media-note-shell.is-inline .project-media-note-toggle-subtitle {
    display: none;
  }
  .project-media-note-toggle-caret {
    flex: 0 0 auto;
    width: 1.4rem;
    height: 1.4rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(11,43,64,0.06);
    color: var(--ocean-mid);
    font-size: 0.84rem;
    line-height: 1;
    transition: transform 0.34s cubic-bezier(0.22, 1, 0.36, 1), background 0.24s ease;
  }
  .project-media-note-shell.is-inline .project-media-note-toggle-caret {
    display: none;
  }
  .project-media-note-shell.is-open .project-media-note-toggle-caret {
    transform: rotate(180deg);
    background: rgba(95,168,211,0.12);
  }
  .project-media-note-shell.is-open .project-media-note-toggle {
    border-color: rgba(95,168,211,0.26);
    box-shadow: 0 14px 28px rgba(11,43,64,0.1), inset 0 1px 0 rgba(255,255,255,0.8);
  }
  .project-media-note-region {
    display: block;
    grid-column: 1 / -1;
    grid-row: 2;
    min-height: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    margin-top: 0;
    transform: translateY(-6px) scale(0.985);
    transition: max-height 0.42s cubic-bezier(0.22, 1, 0.36, 1),
                margin-top 0.32s ease,
                opacity 0.28s ease,
                transform 0.42s cubic-bezier(0.22, 1, 0.36, 1);
  }
  .project-media-note-shell.is-open .project-media-note-region {
    max-height: 18rem;
    opacity: 1;
    pointer-events: auto;
    margin-top: 0.12rem;
    transform: translateY(0) scale(1);
  }
  .project-media-note {
    position: relative;
    display: grid;
    min-height: 0;
    overflow: hidden;
    gap: 0.4rem;
    padding: 1rem 1rem 0.96rem 1.08rem;
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.42);
    background: linear-gradient(180deg, rgba(255,255,255,0.82) 0%, rgba(232,244,248,0.96) 100%);
    box-shadow: 0 16px 32px rgba(11,43,64,0.1), inset 0 1px 0 rgba(255,255,255,0.75);
    backdrop-filter: blur(18px);
  }
  .project-media-status .project-media-note {
    padding: 0.82rem 0.9rem 0.82rem 0.98rem;
    border-radius: 16px;
    border-color: rgba(255,255,255,0.16);
    background: linear-gradient(180deg, rgba(255,255,255,0.96) 0%, rgba(239,247,252,0.92) 100%);
    box-shadow: 0 14px 26px rgba(6,27,40,0.18), inset 0 1px 0 rgba(255,255,255,0.84);
  }
  .project-media-note::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    border-radius: 14px 0 0 14px;
    background: linear-gradient(180deg, rgba(95,168,211,0.85), rgba(224,122,95,0.72));
  }
  .project-media-note::after {
    content: '';
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: linear-gradient(180deg, rgba(255,255,255,0.34), rgba(255,255,255,0.02));
    opacity: 0.7;
    pointer-events: none;
  }
  .project-media-note-label {
    position: relative;
    z-index: 1;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ocean-mid);
  }
  .project-media-note-text {
    position: relative;
    z-index: 1;
    font-size: 0.84rem;
    line-height: 1.58;
    color: var(--text-dark);
  }
  .project-media-note-credit {
    position: relative;
    z-index: 1;
    font-size: 0.72rem;
    line-height: 1.45;
    color: var(--text-light);
  }
  @keyframes infoIconHint {
    0% {
      transform: scale(1);
      box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 0 0 0 rgba(95,168,211,0);
    }
    38% {
      transform: scale(1.12);
      box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 0 0 6px rgba(95,168,211,0.16);
    }
    100% {
      transform: scale(1);
      box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 0 0 0 rgba(95,168,211,0);
    }
  }
  .infobox-title {
    font-family: 'Outfit', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ocean-mid);
    margin-bottom: 0.5rem;
  }
  .infobox-grid {
    /* NEU: Echtes 2-Spalten-Grid für die Infoboxen */
    display: grid;
    grid-template-columns: minmax(120px, 155px) 1fr;
    gap: 0.52rem 0.9rem;
    font-size: 0.86rem;
    align-items: baseline;
  }
  .infobox-label {
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-top: 0; /* Margin entfernt, das Grid übernimmt nun den Abstand */
  }
  .infobox-value {
    color: var(--text-dark);
    line-height: 1.55;
  }
  .infobox-link {
    color: var(--ocean-mid);
    text-decoration: underline;
    text-decoration-color: rgba(27, 73, 101, 0.4);
    text-underline-offset: 2px;
    font-weight: 600;
    transition: color 0.2s ease, text-decoration-color 0.2s ease;
  }
  .infobox-link:hover,
  .infobox-link:focus-visible {
    color: var(--coral);
    text-decoration-color: var(--coral);
  }

  /* ============ PATTERN SECTION ============ */
  .pattern-section {
    padding: 3.5rem 1.25rem;
    background: var(--ocean-deep);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
    border-radius: 24px;
  }
  .pattern-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(95,168,211,0.1) 0%, transparent 60%);
    pointer-events: none;
  }
  .pattern-section .section-label { color: var(--coral-light); }
  .pattern-section h2 {
    font-size: 1.8rem;
    color: var(--white);
    margin-bottom: 0.8rem;
  }
  .pattern-section .section-desc { color: var(--ocean-pale); }

  .pattern-flow {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 400px;
    margin: 0 auto;
  }
  .pattern-step {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 1.5rem 1.25rem;
    backdrop-filter: blur(8px);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .pattern-step.visible { opacity: 1; transform: translateY(0); }
  .step-number {
    width: 34px; height: 34px;
    border-radius: 50%;
    background: var(--coral);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    margin: 0 auto 0.75rem;
  }
  .pattern-step h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
  }
  .pattern-step p {
    font-size: 0.92rem;
    line-height: 1.75;
    color: var(--ocean-pale);
  }
  .pattern-arrow {
    color: var(--ocean-light);
    font-size: 1.2rem;
    opacity: 0.4;
    transform: rotate(90deg);
    text-align: center;
  }

  /* ============ TIMELINE ============ */
  .timeline-section {
    padding: 3.5rem 1.25rem;
    background: var(--sand);
    text-align: center;
    border-radius: 24px;
  }
  .timeline-section h2 {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
  }
  .timeline {
    max-width: 500px;
    margin: 0 auto;
    position: relative;
    padding-left: 2.5rem;
  }
  .timeline::before {
    content: '';
    position: absolute;
    left: 0.6rem;
    top: 0; bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--ocean-light), var(--coral));
    border-radius: 2px;
  }
  .timeline-year {
    position: relative;
    margin-bottom: 2rem;
    text-align: left;
    opacity: 0;
    transform: translateX(-15px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .timeline-year.visible { opacity: 1; transform: translateX(0); }
  .timeline-year::before {
    content: '';
    position: absolute;
    left: -2.2rem;
    top: 0.25rem;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--coral);
    border: 3px solid var(--sand);
    box-shadow: 0 0 0 2px var(--coral);
  }
  .timeline-year-label {
    font-family: 'DM Serif Display', serif;
    font-size: 1.3rem;
    color: var(--ocean-deep);
    margin-bottom: 0.4rem;
  }
  .timeline-items { display: flex; flex-direction: column; gap: 0.35rem; }
  .timeline-item {
    background: var(--white);
    padding: 0.82rem 1rem;
    border-radius: 10px;
    font-size: 0.92rem;
    color: var(--text-body);
    box-shadow: 0 2px 10px rgba(11,43,64,0.04);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    line-height: 1.65;
  }
  .timeline-item-dot {
    width: 6px; height: 6px; min-width: 6px;
    border-radius: 50%;
    background: var(--ocean-light);
  }

  /* ============ DONATE ============ */
  .donate-section {
    padding: clamp(2.4rem, 5vw, 3.6rem) clamp(0.9rem, 2vw, 1.25rem);
    text-align: center;
    background: linear-gradient(145deg, #0B2B40 0%, #184764 48%, #2A6F97 100%);
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    margin-bottom: 0;
  }
  .donate-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse at 18% 20%, rgba(167,212,232,0.2) 0%, transparent 58%),
      radial-gradient(ellipse at 82% 82%, rgba(224,122,95,0.12) 0%, transparent 52%);
    pointer-events: none;
  }

  .donate-section::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 48px;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(42,111,151,0), rgba(11,43,64,0.92) 86%, var(--ocean-deep) 100%);
  }
  .donate-inner {
    position: relative;
    max-width: min(760px, 100%);
    margin: 0 auto;
    padding: clamp(1.2rem, 1rem + 0.8vw, 1.8rem) clamp(1rem, 0.8rem + 0.8vw, 1.6rem);
    border-radius: 22px;
    background: linear-gradient(180deg, rgba(255,255,255,0.16), rgba(255,255,255,0.08));
    border: 1px solid rgba(255,255,255,0.24);
    box-shadow:
      0 14px 32px rgba(6, 27, 40, 0.2),
      inset 0 1px 0 rgba(255,255,255,0.22);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
  .donate-label {
    color: rgba(196,225,239,0.92);
    margin-bottom: 0.7rem;
  }
  .donate-icon {
    font-size: 2.1rem;
    margin-bottom: 0.45rem;
    display: block;
    filter: drop-shadow(0 4px 10px rgba(7,25,37,0.24));
  }
  .donate-section h2 {
    font-size: clamp(1.35rem, 1.15rem + 0.9vw, 1.8rem);
    color: var(--white);
    margin-bottom: 0.62rem;
  }
  .donate-desc {
    color: rgba(222,238,246,0.95);
    font-size: 0.96rem;
    line-height: 1.72;
    margin: 0 auto 1.25rem;
    max-width: 64ch;
  }
  .donate-btn {
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.52rem;
    padding: 0.8rem 1.55rem;
    border-radius: 999px;
    background: linear-gradient(180deg, #F19A82 0%, #E07A5F 50%, #D76447 100%);
    color: #fff;
    font-size: 0.98rem;
    font-weight: 600;
    font-family: inherit;
    text-decoration: none;
    border: 1px solid rgba(255,255,255,0.34);
    cursor: pointer;
    box-shadow:
      0 8px 22px rgba(224,122,95,0.34),
      inset 0 1px 0 rgba(255,255,255,0.28);
    transition: transform 0.22s ease, box-shadow 0.22s ease, filter 0.22s ease;
  }
  .donate-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 24%, rgba(255,255,255,0.34) 48%, transparent 72%);
    transform: translateX(-140%);
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    pointer-events: none;
  }
  .donate-btn:hover {
    transform: translateY(-1px);
    box-shadow:
      0 12px 28px rgba(224,122,95,0.4),
      inset 0 1px 0 rgba(255,255,255,0.3);
    filter: saturate(1.05);
  }
  .donate-btn:hover::before {
    transform: translateX(140%);
  }
  .donate-btn:active {
    transform: translateY(0);
  }
  .donate-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
  }
  .donate-trust {
    margin-top: 0.9rem;
    font-size: 0.76rem;
    color: rgba(196,225,239,0.72);
  }
  /* ============ FOOTER ============ */
  .site-footer {
    position: relative;
    background: var(--ocean-deep);
    color: var(--ocean-pale);
    padding: calc(2.5rem + 0.5rem) 1.25rem 2.5rem;
    text-align: center;
    border-radius: 24px;
    margin-top: -12px;
  }
  .site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 36px;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(42,111,151,0.34), rgba(11,43,64,0));
  }
  .footer-inner { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
  .footer-note {
    font-size: clamp(0.88rem, 0.85rem + 0.2vw, 0.92rem);
    line-height: 1.75;
    margin-bottom: 1.25rem;
    max-width: min(94vw, 84ch);
    text-align: left;
    margin-left: auto;
    margin-right: auto;
  }
  .footer-link {
    color: var(--ocean-light);
    text-decoration: none;
    border-bottom: 1px solid rgba(95,168,211,0.3);
    transition: border-color 0.3s;
  }
  .sources-toggle {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--ocean-pale);
    padding: 0.7rem 1.4rem;
    border-radius: 100px;
    font-family: 'Outfit', sans-serif;
    font-size: 0.82rem;
    cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 1rem;
    display: inline-block;
    -webkit-tap-highlight-color: transparent;
  }
  .sources-toggle:active { background: rgba(255,255,255,0.12); }
  .sources-list {
    text-align: left;
    margin-top: 1rem;
    padding: 0 1rem;
    background: rgba(255,255,255,0.03);
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.06);
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transform: translateY(-8px) scale(0.98);
    transform-origin: top center;
    transition: max-height 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                padding 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .sources-list.open {
    max-height: 2000px;
    opacity: 1;
    padding: 1rem;
    transform: translateY(0) scale(1);
    transition: max-height 0.9s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.6s 0.1s cubic-bezier(0, 0, 0.2, 1),
                transform 0.6s 0.05s cubic-bezier(0.34, 1.56, 0.64, 1),
                padding 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .sources-list li {
    font-size: 0.75rem;
    margin-bottom: 0.5rem;
    word-break: break-all;
    list-style: none;
    padding-left: 1rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.5;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  }
  .sources-list.open li {
    opacity: 1;
    transform: translateY(0);
  }
  .sources-list li::before {
    content: '\2192';
    position: absolute;
    left: 0;
    color: var(--coral);
  }
  .sources-list a {
    color: var(--ocean-pale);
    text-decoration: none;
    border-bottom: 1px solid rgba(167,212,232,0.2);
  }
  .footer-copy {
    margin-top: 1.5rem;
    font-size: 0.72rem;
    color: var(--text-light);
  }

  /* ============ NEU: LARGE SCREENS (Desktop-Optimierung) ============ */
  @media (max-width: 767px) {
    .hero-sub {
      font-size: clamp(0.76rem, 0.72rem + 0.32vw, 0.86rem);
      line-height: 1.4;
      gap: 0.48em;
      width: 100%;
      max-width: 100%;
      padding: 0.2rem 0.15rem 0.35rem;
    }
    .hero-sub-line { max-width: none; white-space: normal; overflow-wrap: break-word; }
    .hero-info-bubble {
      width: min(92vw, 42rem);
      max-width: calc(100% - 0.95rem);
      margin-top: 1.9rem;
      margin-bottom: 2rem;
      padding: 0.85rem 0.8rem 1.18rem;
      border-radius: 26px 34px 28px 36px / 24px 30px 28px 26px;
      outline-offset: -5px;
    }
    .hero-info-bubble::before {
      width: 13px;
      height: 13px;
      left: 14px;
      bottom: -10px;
    }
    .hero-info-bubble::after {
      width: 9px;
      height: 9px;
      right: 16px;
      top: -8px;
    }
    .hero-sub-label {
      margin-bottom: 0.55rem;
      padding: 0.28rem 0.65rem;
    }
    .hero-scroll {
      width: 3rem;
      height: 3rem;
    }
    .hero-scroll svg {
      width: 1.2rem;
      height: 1.2rem;
    }
    .back-to-map {
      bottom: 1rem;
      right: 1rem;
      min-height: 46px;
      padding: 0.78rem 1.18rem 0.78rem 0.92rem;
      font-size: 0.84rem;
    }
    .back-to-map svg {
      width: 1.02rem;
      height: 1.02rem;
    }
    .map-tip-highlight {
      padding: 0.28rem 0.62rem;
      font-size: 0.88em;
    }
    .section-desc.sentence-stack,
    .projects-header p.sentence-stack {
      gap: 0.8em;
    }
    .project-text.sentence-stack {
      gap: 0.62em;
    }
    .interactive-map {
      min-height: 240px;
      height: clamp(240px, 62vw, 360px);
    }
    .hero,
    .map-section,
    .projects-section,
    .pattern-section,
    .timeline-section,
    .donate-section,
    .site-footer {
      border-radius: 0;
    }
    .donate-inner {
      border-radius: 18px;
      padding: 1.05rem 0.9rem 1.15rem;
    }
    .donate-section::after {
      height: 38px;
    }
    .site-footer {
      margin-top: -9px;
      padding-top: calc(2.1rem + 0.4rem);
    }
    .donate-btn {
      width: min(100%, 320px);
      font-size: 0.95rem;
    }
    .project-content {
      padding: 1.2rem 1rem 1.4rem;
      gap: 0.72rem;
    }
    .project-media-nav {
      width: 2.45rem;
      height: 2.45rem;
    }
    .project-media-nav.is-prev { left: 0.65rem; }
    .project-media-nav.is-next { right: 0.65rem; }
    .project-media-status {
      left: 0.7rem;
      right: 0.7rem;
      bottom: 0.7rem;
      min-height: 3rem;
      padding: 0.48rem 0.72rem;
      grid-template-columns: 0 auto auto;
      gap: 0.45rem;
      justify-items: stretch;
      /* Transparent by default — bar only appears when note is open */
      background: transparent;
      border-color: transparent;
      backdrop-filter: none;
      box-shadow: none;
      transition: padding 0.38s cubic-bezier(0.22, 1, 0.36, 1),
                  gap 0.38s cubic-bezier(0.22, 1, 0.36, 1),
                  background 0.35s ease,
                  border-color 0.35s ease;
    }
    .project-media-status:has(.project-media-note-shell.is-open) {
      padding: 0.58rem 0.72rem 0.52rem;
      gap: 0.5rem;
      grid-template-columns: minmax(0, 1fr) auto auto;
      background: rgba(11,43,64,0.38);
      border-color: rgba(255,255,255,0.14);
      backdrop-filter: blur(10px);
    }
    .project-media-status-kind {
      max-height: 0;
      overflow: hidden;
      opacity: 0;
      font-size: 0.7rem;
      line-height: 1.28;
      transition: max-height 0.38s cubic-bezier(0.22, 1, 0.36, 1),
                  opacity 0.28s ease;
    }
    .project-media-status:has(.project-media-note-shell.is-open) .project-media-status-kind {
      max-height: 5rem;
      opacity: 1;
    }
    .project-media-status-count {
      justify-self: end;
      font-size: 0.64rem;
      background: rgba(11,43,64,0.38);
      border: 1px solid rgba(255,255,255,0.14);
      border-radius: 999px;
      padding: 0.18rem 0.48rem;
      backdrop-filter: blur(6px);
    }
    /* Strip card styling from note panel — integrate into blurry status bar */
    .project-media-status .project-media-note {
      background: none;
      border: none;
      box-shadow: none;
      backdrop-filter: none;
      padding: 0.1rem 0 0;
      border-radius: 0;
      gap: 0.15rem;
    }
    .project-media-status .project-media-note::before,
    .project-media-status .project-media-note::after { display: none; }
    /* Hide redundant label + description text (description shown in status-kind) */
    .project-media-status .project-media-note-label,
    .project-media-status .project-media-note-text { display: none; }
    /* Copyright as plain small text inside the blurry bar */
    .project-media-status .project-media-note-credit {
      color: rgba(255,255,255,0.65);
      font-size: 0.63rem;
      line-height: 1.3;
    }
    /* Reduced max-height — only copyright line remains */
    .project-media-note-shell.is-open .project-media-note-region {
      max-height: 2.5rem;
    }
    /* Hide "Mehr Informationen" toggle on mobile while the video slide is active.
       The note only points to the YouTube source, which adds no value and takes
       significant space on small screens. On image slides the toggle reappears.
       Because .is-inline sets `display: contents` on the shell, we must also hide
       the toggle and region directly — otherwise they remain as grid items of
       the status bar. */
    .project-media-note-shell.is-video-slide,
    .project-media-note-shell.is-video-slide .project-media-note-toggle,
    .project-media-note-shell.is-video-slide .project-media-note-region {
      display: none !important;
    }
    .project-visual {
      height: auto;
    }
    .project-media-viewport {
      width: 100%;
    }
    .project-media-note-shell.is-inline .project-media-note-toggle {
      padding: 0.34rem 0.48rem 0.34rem 0.38rem;
      gap: 0.4rem;
      max-width: 100%;
      flex-wrap: wrap;
    }
    .project-media-note-shell.is-inline .project-media-note-toggle-title {
      font-size: 0.62rem;
      white-space: normal;
      overflow-wrap: break-word;
    }
    .project-media-note-shell.is-inline .project-media-note-toggle-icon {
      width: 1.18rem;
      height: 1.18rem;
      font-size: 0.74rem;
    }
    .project-media-note {
      padding: 0.84rem 0.9rem 0.84rem 0.98rem;
      gap: 0.34rem;
    }
    .project-media-note-text { font-size: 0.79rem; }
    .project-media-note-credit { font-size: 0.7rem; }
    .project-text { font-size: 0.9rem; line-height: 1.78; }
    .infobox-grid {
      grid-template-columns: 1fr;
      gap: 0.32rem;
    }
    .infobox-label { margin-top: 0.3rem; }
  }

  @media (min-width: 768px) {
    /* Desktop layout: centered content sections, full-bleed hero without viewport hacks */
    body { padding: 0 0 1rem; }
    .map-section,
    .projects-section,
    .pattern-section,
    .timeline-section,
    .donate-section,
    .site-footer {
      max-width: 1080px;
      margin-left: auto;
      margin-right: auto;
    }

    .project-content {
      padding: 1.55rem 1.55rem 1.8rem;
      gap: 0.9rem;
    }
    
    /* Querschnittsanalyse-Muster horizontal anordnen */
    .pattern-flow {
      flex-direction: row;
      max-width: 100%;
      justify-content: center;
    }
    .pattern-arrow {
      transform: rotate(0deg); /* Pfeile zeigen nach rechts statt nach unten */
      display: flex;
      align-items: center;
      padding: 0 1rem;
    }
  }

  @media (min-width: 1100px) {
    .project-card:not(.has-embedded-video) {
      display: grid;
      grid-template-columns: minmax(210px, 240px) minmax(0, 1fr);
      align-items: stretch;
    }
    .project-visual {
      height: 100%;
    }
    .project-content {
      padding: 1.75rem 1.8rem 1.95rem;
    }
  }