*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --blue:      #4A90C4;
      --blue-light:#E8F3FB;
      --blue-mid:  #2E6E9E;
      --blue-dark: #1B3F5C;
      --white:     #FFFFFF;
      --off-white: #F7FAFD;
      --gray-light:#EEF3F7;
      --gray:      #8A9AAA;
      --text:      #1E2D3A;
      --text-soft: #4E6070;
    }

    html { scroll-behavior: smooth; font-size: 125%; }
    body {
      font-family: 'Outfit', sans-serif;
      background: var(--white);
      color: var(--text);
      overflow-x: hidden;
    }

    /* ─── NAVBAR ─── */
    nav {
      position: fixed; top: 0; width: 100%; z-index: 200;
      background: rgba(255,255,255,0.97);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(74,144,196,0.12);
      padding: 0 5%;
      display: flex; align-items: center; justify-content: space-between;
      height: 80px;
    }

    .logo-wrap { display: flex; align-items: center; gap: 0.5rem; }
    .logo-text { display: flex; flex-direction: column; line-height: 1; }
    .logo-name {
      font-size: 1.05rem; font-weight: 700; color: var(--blue-dark);
      letter-spacing: -0.01em;
    }
    .logo-sub {
      font-size: 0.7rem; color: var(--blue); font-weight: 500;
      letter-spacing: 0.06em; text-transform: uppercase; margin-top: 1px;
    }
    .nav-links { display: flex; gap: 1.8rem; list-style: none; flex: 1; justify-content: flex-end; padding: 0 1.5rem 0 0; }
    .nav-links a {
      color: var(--text-soft); text-decoration: none;
      font-size: 0.88rem; font-weight: 500;
      transition: color 0.2s;
    }
    .nav-links a:hover { color: var(--blue); }
    .nav-cta {
      background: var(--blue); color: var(--white);
      padding: 0.55rem 1.3rem; border-radius: 6px;
      text-decoration: none; font-size: 0.85rem; font-weight: 600;
      transition: background 0.2s, transform 0.15s;
      white-space: nowrap;
    }
    .nav-cta:hover { background: var(--blue-mid); transform: translateY(-1px); }
    .hamburger {
      display: none; flex-direction: column; gap: 5px;
      cursor: pointer; padding: 4px; background: none; border: none;
    }
    .hamburger span { display: block; width: 22px; height: 2px; background: var(--blue-dark); border-radius: 2px; transition: 0.3s; }

    /* ─── HERO ─── */
    #hero {
      min-height: 100vh;
      padding: 9rem 6% 6rem;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
      align-items: center;
      background: var(--off-white);
      position: relative; overflow: hidden;
    }
    /* subtle tile pattern bg */
    #hero::before {
      content: '';
      position: absolute; inset: 0; z-index: 0;
      background-image:
        linear-gradient(rgba(74,144,196,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(74,144,196,0.04) 1px, transparent 1px);
      background-size: 48px 48px;
    }
    #hero::after {
      content: '';
      position: absolute; right: 0; top: 0; bottom: 0;
      width: 55%;
      background: linear-gradient(135deg, var(--blue-light) 0%, rgba(232,243,251,0) 60%);
      z-index: 0;
    }
    .hero-content { position: relative; z-index: 1; }
    .hero-badge {
      display: inline-flex; align-items: center; gap: 0.5rem;
      background: var(--blue-light);
      border: 1px solid rgba(74,144,196,0.25);
      color: var(--blue-mid); font-size: 0.78rem; font-weight: 600;
      letter-spacing: 0.06em; text-transform: uppercase;
      padding: 0.4rem 0.9rem; border-radius: 20px;
      margin-bottom: 1.8rem;
      animation: fadeUp 0.6s ease both;
    }
    .hero-badge::before { content: '●'; font-size: 0.5rem; }
    h1 {
      font-size: clamp(2.2rem, 4vw, 3.6rem);
      font-weight: 800; line-height: 1.1;
      color: var(--blue-dark); margin-bottom: 1.2rem;
      letter-spacing: -0.02em;
      animation: fadeUp 0.6s 0.1s ease both;
    }
    h1 em {
      font-style: italic; font-family: 'Lora', serif;
      color: var(--blue); font-weight: 400;
    }
    .hero-desc {
      font-size: 1rem; color: var(--text-soft); line-height: 1.75;
      max-width: 480px; margin-bottom: 2.2rem;
      animation: fadeUp 0.6s 0.2s ease both;
    }
    .hero-btns {
      display: flex; gap: 0.9rem; flex-wrap: wrap;
      animation: fadeUp 0.6s 0.3s ease both;
    }
    .btn-primary {
      background: var(--blue); color: var(--white);
      padding: 0.8rem 1.8rem; border-radius: 6px;
      text-decoration: none; font-weight: 600; font-size: 0.95rem;
      transition: background 0.2s, transform 0.15s; display: inline-block;
    }
    .btn-primary:hover { background: var(--blue-mid); transform: translateY(-2px); }
    .btn-ghost {
      border: 1.5px solid var(--blue); color: var(--blue);
      padding: 0.8rem 1.8rem; border-radius: 6px;
      text-decoration: none; font-weight: 600; font-size: 0.95rem;
      transition: background 0.2s, color 0.2s, transform 0.15s; display: inline-block;
    }
    .btn-ghost:hover { background: var(--blue-light); transform: translateY(-2px); }

    /* hero visual: tile mosaic */
    .hero-visual {
      position: relative; z-index: 1;
      animation: fadeIn 0.8s 0.3s ease both;
    }
    .tile-mosaic {
      display: grid;
      grid-template-columns: repeat(3,1fr);
      grid-template-rows: repeat(3,1fr);
      gap: 8px;
      width: 100%; aspect-ratio: 1;
      border-radius: 12px; overflow: hidden;
      box-shadow: 0 30px 60px rgba(30,61,90,0.12);
    }
    .tm-block {
      border-radius: 3px;
      transition: transform 0.4s ease, filter 0.4s ease;
    }
    .tm-block:hover { transform: scale(1.04); filter: brightness(1.05); }
    .tm-1 { background: #dce8f0; grid-column: span 2; }
    .tm-2 { background: var(--blue); }
    .tm-3 { background: #b8cfe0; }
    .tm-4 { background: #2E6E9E; grid-row: span 2; }
    .tm-5 { background: #e8f3fb; }
    .tm-6 { background: #a0bfd4; }
    .tm-7 { background: #4A90C4; grid-column: span 2; }
    .tm-8 { background: #cddde9; }
    /* subtle grid texture on each block */
    .tm-block::after {
      content: '';
      display: block; width: 100%; height: 100%;
      background-image:
        linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px);
      background-size: 20px 20px;
    }


    /* ─── SECTION COMMONS ─── */
    section { padding: 7rem 6%; }
    .sec-tag {
      display: inline-block; color: var(--blue);
      font-size: 0.75rem; font-weight: 600;
      letter-spacing: 0.12em; text-transform: uppercase;
      margin-bottom: 0.8rem;
    }
    .sec-title {
      font-size: clamp(1.7rem, 2.8vw, 2.4rem);
      font-weight: 800; line-height: 1.15;
      color: var(--blue-dark); letter-spacing: -0.02em;
      margin-bottom: 1rem;
    }
    .sec-title em { font-style: italic; font-family: 'Lora', serif; font-weight: 400; color: var(--blue); }
    .sec-desc { font-size: 0.97rem; color: var(--text-soft); line-height: 1.72; max-width: 560px; }
    .sec-header { margin-bottom: 3.5rem; }
    .sec-header-center { text-align: center; }
    .sec-header-center .sec-desc { margin-inline: auto; }



    .about-title-row {
      display: flex;
      align-items: center;
      gap: 1.2rem;
      margin-bottom: 0.2rem;
    }
    .about-logo {
      height: 230px;
      width: auto;
      object-fit: contain;
      flex-shrink: 0;
    }
    .about-title-row .sec-title {
      margin-bottom: 0;
    }
    /* ─── ABOUT ─── */
    #about {
      background: var(--white);
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 5rem; align-items: center;
    }
    .about-visual {
      position: relative;
    }
    .about-card {
      background: var(--blue-dark);
      border-radius: 10px;
      padding: 3rem;
      color: var(--white);
      position: relative; overflow: hidden;
    }
    .about-card::before {
      content: '';
      position: absolute; top: -40px; right: -40px;
      width: 160px; height: 160px; border-radius: 50%;
      background: rgba(74,144,196,0.2);
    }
    .about-card::after {
      content: '';
      position: absolute; bottom: -30px; left: -30px;
      width: 100px; height: 100px; border-radius: 50%;
      background: rgba(74,144,196,0.1);
    }
    .about-card-icon { font-size: 2.5rem; margin-bottom: 1.2rem; position: relative; z-index: 1; }
    .about-card h3 {
      font-size: 1.4rem; font-weight: 700; margin-bottom: 0.8rem;
      position: relative; z-index: 1;
    }
    .about-card p {
      font-size: 0.9rem; line-height: 1.7;
      color: rgba(255,255,255,0.75);
      position: relative; z-index: 1;
    }
    .about-badge {
      position: absolute; bottom: -1.2rem; right: 2rem;
      background: var(--blue); color: var(--white);
      border-radius: 8px; padding: 1rem 1.5rem;
      text-align: center;
      box-shadow: 0 10px 30px rgba(74,144,196,0.35);
    }
    .about-badge-num {
      font-size: 2rem; font-weight: 800; line-height: 1;
    }
    .about-badge-text {
      font-size: 0.7rem; opacity: 0.85;
      text-transform: uppercase; letter-spacing: 0.06em;
      margin-top: 2px;
    }

    .about-content { }
    .check-list { display: flex; flex-direction: column; gap: 0.9rem; margin-top: 1.8rem; }
    .check-item {
      display: flex; align-items: flex-start; gap: 0.9rem;
      padding: 1rem 1.2rem;
      background: var(--off-white);
      border-radius: 8px;
      border-left: 3px solid var(--blue);
      transition: transform 0.2s;
    }
    .check-item:hover { transform: translateX(4px); }
    .check-icon {
      width: 28px; height: 28px; border-radius: 50%;
      background: var(--blue-light); color: var(--blue);
      display: flex; align-items: center; justify-content: center;
      font-size: 0.85rem; flex-shrink: 0;
    }
    .check-item h4 { font-size: 0.9rem; font-weight: 600; color: var(--blue-dark); margin-bottom: 0.15rem; }
    .check-item p { font-size: 0.82rem; color: var(--text-soft); line-height: 1.5; }

    /* ─── SERVICES ─── */
    #leistungen { background: var(--off-white); }
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3,1fr);
      gap: 1.2rem;
    }
    .service-card {
      background: var(--white);
      border: 1px solid var(--gray-light);
      border-radius: 10px;
      padding: 2rem;
      transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
      position: relative; overflow: hidden;
    }
    .service-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 16px 40px rgba(74,144,196,0.12);
      border-color: rgba(74,144,196,0.3);
    }
    .service-card::after {
      content: '';
      position: absolute; top: 0; left: 0; right: 0;
      height: 3px; background: var(--blue);
      transform: scaleX(0); transform-origin: left;
      transition: transform 0.3s;
    }
    .service-card:hover::after { transform: scaleX(1); }
    .service-icon {
      width: 48px; height: 48px; border-radius: 10px;
      background: var(--blue-light); color: var(--blue);
      display: flex; align-items: center; justify-content: center;
      font-size: 1.4rem; margin-bottom: 1.1rem;
    }
    .service-card h3 {
      font-size: 1.05rem; font-weight: 700;
      color: var(--blue-dark); margin-bottom: 0.6rem;
    }
    .service-card p { font-size: 0.87rem; color: var(--text-soft); line-height: 1.65; }

    /* ─── PROCESS ─── */
    #ablauf { background: var(--white); }
    .process-grid {
      display: grid; grid-template-columns: repeat(4,1fr);
      gap: 1.5rem; position: relative;
    }
    .process-grid::before {
      content: '';
      position: absolute; top: 2.4rem; left: 12.5%; right: 12.5%;
      height: 2px;
      background: linear-gradient(90deg, var(--blue-light), var(--blue), var(--blue-light));
      z-index: 0;
    }
    .process-step { text-align: center; position: relative; z-index: 1; }
    .step-circle {
      width: 48px; height: 48px; border-radius: 50%;
      background: var(--white); border: 2px solid var(--blue);
      color: var(--blue); font-weight: 800; font-size: 1rem;
      display: flex; align-items: center; justify-content: center;
      margin: 0 auto 1.2rem;
    }
    .process-step h3 {
      font-size: 0.95rem; font-weight: 700;
      color: var(--blue-dark); margin-bottom: 0.5rem;
    }
    .process-step p { font-size: 0.83rem; color: var(--text-soft); line-height: 1.6; }

    /* ─── TESTIMONIALS ─── */
    #referenzen { background: var(--off-white); }
    .ref-grid {
      display: grid; grid-template-columns: repeat(3,1fr);
      gap: 1.2rem;
    }
    .ref-card {
      background: var(--white); border-radius: 10px;
      padding: 1.8rem; border: 1px solid var(--gray-light);
      transition: box-shadow 0.25s;
    }
    .ref-card:hover { box-shadow: 0 10px 30px rgba(74,144,196,0.1); }
    .stars { color: var(--blue); font-size: 0.95rem; letter-spacing: 2px; margin-bottom: 1rem; }
    .ref-text { font-size: 0.9rem; color: var(--text-soft); line-height: 1.7; font-style: italic; margin-bottom: 1.4rem; }
    .ref-author { display: flex; align-items: center; gap: 0.8rem; }
    .ref-avatar {
      width: 38px; height: 38px; border-radius: 50%;
      background: var(--blue); color: var(--white);
      display: flex; align-items: center; justify-content: center;
      font-weight: 700; font-size: 0.85rem; flex-shrink: 0;
    }
    .ref-name { font-size: 0.88rem; font-weight: 600; color: var(--blue-dark); }
    .ref-loc { font-size: 0.75rem; color: var(--gray); }

    /* ─── CONTACT ─── */
    #kontakt {
      background: var(--white);
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 5rem; align-items: start;
    }
    .contact-info-items { display: flex; flex-direction: column; gap: 1rem; margin-top: 2rem; }
    .contact-item {
      display: flex; align-items: flex-start; gap: 1rem;
      padding: 1.1rem 1.3rem;
      background: var(--off-white);
      border-radius: 8px;
      border-left: 3px solid var(--blue);
    }
    .ci-icon { font-size: 1.3rem; flex-shrink: 0; margin-top: 0.1rem; }
    .ci-label { font-size: 0.72rem; font-weight: 600; color: var(--blue); text-transform: uppercase; letter-spacing: 0.07em; margin-bottom: 0.15rem; }
    .ci-value { font-size: 0.92rem; color: var(--blue-dark); font-weight: 500; }

    .contact-form {
      background: var(--off-white); border-radius: 12px;
      padding: 2.5rem; border: 1px solid var(--gray-light);
    }
    .contact-form h3 {
      font-size: 1.35rem; font-weight: 700;
      color: var(--blue-dark); margin-bottom: 1.8rem;
    }
    .form-group { margin-bottom: 1.1rem; }
    label { display: block; font-size: 0.78rem; font-weight: 600; color: var(--text-soft); letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 0.4rem; }
    input, textarea, select {
      width: 100%; padding: 0.75rem 1rem;
      border: 1.5px solid var(--gray-light);
      border-radius: 7px; background: var(--white);
      font-family: 'Outfit', sans-serif; font-size: 0.95rem;
      color: var(--text); outline: none;
      transition: border-color 0.2s, box-shadow 0.2s;
    }
    input:focus, textarea:focus, select:focus {
      border-color: var(--blue);
      box-shadow: 0 0 0 3px rgba(74,144,196,0.12);
    }
    textarea { resize: vertical; min-height: 100px; }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
    .btn-submit {
      width: 100%; background: var(--blue); color: var(--white);
      padding: 0.9rem; border: none; border-radius: 7px;
      font-family: 'Outfit', sans-serif; font-size: 0.95rem; font-weight: 700;
      cursor: pointer; transition: background 0.2s, transform 0.15s;
      margin-top: 0.5rem; letter-spacing: 0.02em;
    }
    .btn-submit:hover { background: var(--blue-mid); transform: translateY(-1px); }

    /* ─── FOOTER ─── */
    footer {
      background: var(--blue-dark);
      padding: 3.5rem 5% 2rem;
    }
    .footer-top {
      display: grid; grid-template-columns: 2fr 1fr 1fr;
      gap: 3rem; padding-bottom: 2.5rem;
      border-bottom: 1px solid rgba(255,255,255,0.1);
      margin-bottom: 2rem;
    }
    .footer-brand .logo-name { color: var(--white); font-size: 1.1rem; }
    .footer-brand .logo-sub { color: rgba(255,255,255,0.5); }
    .footer-brand .about-logo {
      height: 160px;
      margin: -30px -20px -30px -20px;
      object-fit: contain;
      object-position: center;
      filter: brightness(0) invert(1);
    }
    .footer-brand p {
      color: rgba(255,255,255,0.5); font-size: 0.85rem;
      line-height: 1.7; margin-top: 1rem; max-width: 280px;
    }
    .footer-col h4 {
      color: rgba(255,255,255,0.9); font-size: 0.78rem;
      font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
      margin-bottom: 1rem;
    }
    .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.55rem; }
    .footer-col a {
      color: rgba(255,255,255,0.5); text-decoration: none;
      font-size: 0.87rem; transition: color 0.2s;
    }
    .footer-col a:hover { color: rgba(255,255,255,0.9); }
    .footer-bottom {
      display: flex; justify-content: space-between; align-items: center;
    }
    .footer-bottom p { color: rgba(255,255,255,0.3); font-size: 0.8rem; }

    /* ─── ANIMATIONS ─── */
    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(20px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    @keyframes fadeIn {
      from { opacity: 0; }
      to   { opacity: 1; }
    }
    .reveal {
      opacity: 0; transform: translateY(24px);
      transition: opacity 0.65s ease, transform 0.65s ease;
    }
    .reveal.visible { opacity: 1; transform: translateY(0); }


    /* ─── PROJEKTE ─── */
    #projekte { background: var(--white); }
    .projekte-grid {
      display: grid; grid-template-columns: repeat(3,1fr);
      gap: 1.5rem;
    }
    .projekt-card {
      background: var(--white);
      border: 1px solid var(--gray-light);
      border-radius: 10px; overflow: hidden;
      transition: transform 0.25s, box-shadow 0.25s;
    }
    .projekt-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 16px 40px rgba(74,144,196,0.12);
    }
    .projekt-img {
      width: 100%; aspect-ratio: 4/3;
      background: var(--blue-light);
      position: relative; overflow: hidden;
    }
    .projekt-img img {
      width: 100%; height: 100%; object-fit: cover;
      display: block;
    }
    .projekt-img-placeholder {
      position: absolute; inset: 0;
      display: flex; flex-direction: column;
      align-items: center; justify-content: center;
      gap: 0.5rem; color: var(--blue);
    }
    .proj-icon { font-size: 2.5rem; opacity: 0.4; }
    .proj-hint { font-size: 0.78rem; opacity: 0.5; letter-spacing: 0.06em; text-transform: uppercase; }
    .projekt-info { padding: 1.3rem 1.5rem 1.5rem; }
    .projekt-info h3 {
      font-size: 1rem; font-weight: 700;
      color: var(--blue-dark); margin-bottom: 0.5rem;
    }
    .projekt-info p { font-size: 0.85rem; color: var(--text-soft); line-height: 1.6; }
    @media (max-width: 1024px) {
      .projekte-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      .projekte-grid { grid-template-columns: 1fr; }
    }

    /* ─── RESPONSIVE ─── */
    @media (max-width: 1024px) {
      #hero { grid-template-columns: 1fr; }
      .hero-visual { display: none; }
      #about { grid-template-columns: 1fr; gap: 3rem; }
      .services-grid { grid-template-columns: repeat(2,1fr); }
      .process-grid { grid-template-columns: repeat(2,1fr); }
      .process-grid::before { display: none; }
      .ref-grid { grid-template-columns: 1fr 1fr; }
      #kontakt { grid-template-columns: 1fr; gap: 3rem; }
      .footer-top { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      /* ─── REVEAL FIX MOBILE ─── */
      .reveal {
        opacity: 1 !important;
        transform: translateY(0) !important;
        transition: none !important;
      }

      /* ─── NAVBAR MOBILE ─── */
      .nav-links, .nav-cta { display: none; }
      .hamburger { display: flex; }

      /* Mobile Menu Overlay */
      .mobile-menu {
        display: flex;
        flex-direction: column;
        gap: 0;
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(10px);
        z-index: 199;
        padding: 1.5rem 5% 2rem;
        border-bottom: 1px solid rgba(74,144,196,0.15);
        box-shadow: 0 8px 30px rgba(0,0,0,0.08);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
        pointer-events: none;
      }
      .mobile-menu.open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
      }
      .mobile-menu a {
        display: block;
        padding: 1rem 0;
        border-bottom: 1px solid var(--gray-light);
        color: var(--text);
        text-decoration: none;
        font-size: 1rem;
        font-weight: 500;
        transition: color 0.2s;
      }
      .mobile-menu a:last-child { border-bottom: none; }
      .mobile-menu a:hover { color: var(--blue); }
      .mobile-menu .nav-cta-mobile {
        display: block;
        margin-top: 1.2rem;
        background: var(--blue);
        color: var(--white) !important;
        text-align: center;
        padding: 0.9rem 1.5rem;
        border-radius: 6px;
        font-weight: 600;
        border-bottom: none !important;
      }

      /* ─── HERO MOBILE ─── */
      #hero {
        padding: 6rem 5% 4rem;
        min-height: auto;
      }
      h1 { font-size: clamp(1.8rem, 7vw, 2.4rem); }
      .hero-desc { font-size: 0.93rem; }
      .hero-btns { flex-direction: column; gap: 0.7rem; }
      .btn-primary, .btn-ghost { text-align: center; padding: 0.85rem 1.5rem; }

      /* ─── ABOUT MOBILE ─── */
      #about {
        display: flex;
        flex-direction: column;
        gap: 2.5rem;
        padding: 4rem 5%;
      }
      .about-visual { order: 2; }
      .about-content { order: 1; }
      .about-badge { bottom: -1rem; right: 1rem; }
      .about-logo { height: 160px; }
      .about-title-row { flex-direction: row; align-items: center; gap: 0.8rem; flex-wrap: nowrap; }
      .about-title-row .sec-title { font-size: clamp(1.2rem, 5vw, 1.8rem); }
      .about-logo { height: 80px !important; width: auto; flex-shrink: 0; }

      /* ─── SECTIONS MOBILE ─── */
      section { padding: 4rem 5%; }

      /* ─── SERVICES ─── */
      .services-grid { grid-template-columns: 1fr; gap: 1rem; }

      /* ─── PROCESS MOBILE ─── */
      .process-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
      }

      /* ─── REFERENZEN ─── */
      .ref-grid { grid-template-columns: 1fr; }

      /* ─── PROJEKTE ─── */
      .projekte-grid { grid-template-columns: 1fr; }

      /* ─── HERO STATS ─── */
      .hero-stats { gap: 1.2rem; flex-wrap: wrap; }
      .stat-num { font-size: 1.6rem; }

      /* ─── KONTAKT MOBILE ─── */
      #kontakt {
        display: flex;
        flex-direction: column;
        gap: 2.5rem;
        padding: 4rem 5%;
      }
      .form-row { grid-template-columns: 1fr; }

      /* ─── FOOTER MOBILE ─── */
      .footer-top { grid-template-columns: 1fr; gap: 2rem; }
      .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }

      /* ─── HAMBURGER ANIMIERT ─── */
      .hamburger.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
      }
      .hamburger.active span:nth-child(2) {
        opacity: 0;
      }
      .hamburger.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
      }
      .hamburger span { transition: transform 0.3s, opacity 0.3s; }
    }

    @media (max-width: 480px) {
      html { font-size: 125%; }
      .process-grid { grid-template-columns: 1fr; }
      .about-logo { height: 120px; }
      nav { padding: 0 4%; }
      #hero { padding: 6rem 4% 3.5rem; }
      section { padding: 3.5rem 4%; }
      .contact-form { padding: 1.8rem; }
    }