/* KI-Workshop Landingpage — Previon Plus AG */
/* Extracted from landingpage.html */

@font-face {
    font-family: 'Brockmann';
    src: url('fonts/brockmann-regular-webfont.woff2') format('woff2'),
         url('fonts/brockmann-regular-webfont.woff') format('woff');
    font-weight: 400;
    font-style: normal;
  }
  @font-face {
    font-family: 'Brockmann';
    src: url('fonts/brockmann-regularitalic-webfont.woff2') format('woff2'),
         url('fonts/brockmann-regularitalic-webfont.woff') format('woff');
    font-weight: 400;
    font-style: italic;
  }
  @font-face {
    font-family: 'Brockmann';
    src: url('fonts/brockmann-semibold-webfont.woff2') format('woff2'),
         url('fonts/brockmann-semibold-webfont.woff') format('woff');
    font-weight: 600;
    font-style: normal;
  }
  @font-face {
    font-family: 'Brockmann';
    src: url('fonts/brockmann-semibolditalic-webfont.woff2') format('woff2'),
         url('fonts/brockmann-semibolditalic-webfont.woff') format('woff');
    font-weight: 600;
    font-style: italic;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }

  :root {
    --primary-color: #1e3c64;
    --primary-color-dark: #1F3654;
    --mint: #00F8A6;
    --mint-dark: #00F8A6;
    --mint-glow: #60E0EA;
    --mint-subtle: #E8FBF5;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --white: #FFFFFF;
    --radius: 16px;
    --radius-sm: 10px;
  }

  body {
    font-family: 'Brockmann', sans-serif;
    color: var(--primary-color);
    line-height: 1.6;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
  }

  .container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
  }

  footer {
    background: var(--primary-color-dark);
    color: var(--white);
    margin: 0;
    padding: 64px 0;
  }

  /* HEADER */
  .header {
    position: absolute;
    top: 0;
    container-type: scroll-state;
    left: 0;
    /*opacity: 0;*/
    padding: 40px 0;
    right: 0;
    z-index: 10;
    .logo {
      height: 40px;
      width: auto;
      @media (min-width: 768px) {
        height: 80px;
      }
    }
  }

/*@container scroll-state(stuck: top) {*/
/*  .header {*/
/*    opacity: 1;*/
/*  }*/
/*}*/

  /* ========== HERO ========== */
  .hero {
    position: relative;
    min-height: 95vh;
    display: flex;
    align-items: flex-end;
    padding-bottom: 80px;
    overflow: hidden;
    background: linear-gradient(180deg, #EEF7F4 0%, #F4FDFB 30%, var(--gray-50) 100%);
  }

  /* Large mint glow top-right (like the Stitch design) */
  .hero::before {
    content: '';
    position: absolute;
    top: -15%;
    right: -10%;
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(45, 212, 168, 0.25) 0%, rgba(45, 212, 168, 0.08) 40%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
    z-index: 0;
  }

  /* Smaller secondary glow */
  .hero::after {
    content: '';
    position: absolute;
    top: 10%;
    left: 20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(45, 212, 168, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(50px);
    z-index: 0;
  }

  .hero .container {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 40px;
    margin-top: 140px;
  }

  .hero-text { flex: 1; max-width: 580px; }

  /* Floating visualization */
  .hero-visual {
    flex: 0 0 300px;
    position: relative;
    height: 440px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }

  .hero-visual svg { width: 100%; height: 100%; }

  /* Floating nodes animation */
  @keyframes float1 { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
  @keyframes float2 { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
  @keyframes float3 { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-15px); } }
  @keyframes pulse { 0%,100% { opacity: 0.6; } 50% { opacity: 1; } }
  @keyframes dash { to { stroke-dashoffset: 0; } }

  .node-1 { animation: float1 4s ease-in-out infinite; }
  .node-2 { animation: float2 5s ease-in-out infinite 0.5s; }
  .node-3 { animation: float3 4.5s ease-in-out infinite 1s; }
  .node-4 { animation: float1 5.5s ease-in-out infinite 1.5s; }
  .node-5 { animation: float2 4s ease-in-out infinite 0.8s; }
  .conn-line { stroke-dasharray: 6 4; animation: pulse 3s ease-in-out infinite; }

  .hero h1 {
    font-size: clamp(2.5rem, 5.5vw, 4rem);
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1.1;
    max-width: 650px;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
  }

  .hero p {
    font-size: 1.1rem;
    color: var(--gray-600);
    max-width: 480px;
    margin-bottom: 32px;
    line-height: 1.7;
  }

  .hero-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
  }
  .btn-primary:hover { background: var(--primary-color); transform: translateY(-1px); }

  .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--gray-100);
    color: var(--primary-color);
    border: none;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
  }
  .btn-secondary:hover { background: var(--gray-200); }

  /* ========== SECTIONS ========== */
  section {
    padding: 80px 0;
  }

  .section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--gray-700);
    text-transform: uppercase;
    margin-bottom: 12px;
  }

  .section-title {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
  }

  .section-subtitle {
    font-size: 1.05rem;
    color: var(--gray-500);
    max-width: 600px;
    margin-bottom: 48px;
  }

  /* ========== 3 PHASEN ========== */
  .phasen {
    background: linear-gradient(180deg, var(--gray-50) 0%, #EDF9F5 40%, #F0FBF8 60%, var(--gray-50) 100%);
    position: relative;
    overflow: hidden;
  }
  /*.phasen::before {*/
  /*  content: '';*/
  /*  position: absolute;*/
  /*  top: -120px; right: -150px;*/
  /*  width: 600px; height: 600px;*/
  /*  background: radial-gradient(circle, rgba(45,212,168,0.18) 0%, rgba(45,212,168,0.05) 45%, transparent 70%);*/
  /*  border-radius: 50%;*/
  /*  filter: blur(30px);*/
  /*  pointer-events: none;*/
  /*}*/
  /*.phasen::after {*/
  /*  content: '';*/
  /*  position: absolute;*/
  /*  bottom: -80px; left: -120px;*/
  /*  width: 450px; height: 450px;*/
  /*  background: radial-gradient(circle, rgba(45,212,168,0.12) 0%, rgba(45,212,168,0.03) 40%, transparent 70%);*/
  /*  border-radius: 50%;*/
  /*  filter: blur(35px);*/
  /*  pointer-events: none;*/
  /*}*/
  .phasen .container { position: relative; z-index: 1; }

  .phasen-header {
    text-align: center;
    margin-bottom: 48px;
  }

  .phasen-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .phase-card {
    background: var(--primary-color);
    border-radius: var(--radius);
    padding: 32px 28px;
    border: 1px solid rgba(45, 212, 168, 0.1);
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
  }
  .phase-card:hover {
    border-color: var(--mint);
    box-shadow: 0 4px 24px rgba(45, 212, 168, 0.12);
  }

  .phase-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(45, 212, 168, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
  }

  .phase-card h3 {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--mint);
    margin-bottom: 6px;
  }

  .phase-card h4 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
    min-height: 2.6em;
  }

  .phase-card p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.65;
    margin-bottom: 16px;
    flex: 1;
  }

  .phase-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
  }

  .phase-tag {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--primary-color);
    background: var(--mint);
    padding: 4px 10px;
    border-radius: 20px;
    border: none;
  }

  /* ========== PRODUKTE ========== */
  .produkte {
    background: linear-gradient(180deg, var(--gray-50) 0%, #F4FDFB 25%, #EEFAF6 50%, #F4FDFB 75%, var(--white) 100%);
    position: relative;
    overflow: hidden;
  }
  /*.produkte::before {*/
  /*  content: '';*/
  /*  position: absolute;*/
  /*  top: -150px; right: -180px;*/
  /*  width: 700px; height: 700px;*/
  /*  background: radial-gradient(circle, rgba(45,212,168,0.15) 0%, rgba(45,212,168,0.04) 45%, transparent 70%);*/
  /*  border-radius: 50%;*/
  /*  filter: blur(35px);*/
  /*  pointer-events: none;*/
  /*}*/
  /*.produkte::after {*/
  /*  content: '';*/
  /*  position: absolute;*/
  /*  bottom: -100px; left: -140px;*/
  /*  width: 500px; height: 500px;*/
  /*  background: radial-gradient(circle, rgba(45,212,168,0.1) 0%, rgba(45,212,168,0.02) 40%, transparent 70%);*/
  /*  border-radius: 50%;*/
  /*  filter: blur(30px);*/
  /*  pointer-events: none;*/
  /*}*/
  .produkte .container { position: relative; z-index: 1; }

  .produkte-header { text-align: center; margin-bottom: 48px; }

  .produkte-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
  }
  .produkte-grid .flip-wrap:nth-child(1) { grid-column: 1 / 3; }
  .produkte-grid .flip-wrap:nth-child(2) { grid-column: 3 / 5; }
  .produkte-grid .flip-wrap:nth-child(3) { grid-column: 5 / 7; }
  .produkte-grid .flip-wrap:nth-child(4) { grid-column: 2 / 4; }
  .produkte-grid .flip-wrap:nth-child(5) { grid-column: 4 / 6; }

  /* Flip card */
  .flip-wrap {
    perspective: 1000px;
    height: 430px;
    width: 100%;
    min-width: 0;
  }

  .flip-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.5s;
    transform-style: preserve-3d;
  }

  .flip-wrap.flipped .flip-inner { transform: rotateY(180deg); }

  .card-front, .card-back {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    background: var(--white);
    overflow: hidden;
  }

  .card-back {
    transform: rotateY(180deg);
  }

  .flip-wrap:not(.flipped):hover .card-front {
    border-color: var(--mint);
    box-shadow: 0 4px 20px rgba(45,212,168,0.1);
  }
  .flip-wrap.flipped:hover .card-back {
    border-color: var(--mint);
    box-shadow: 0 4px 20px rgba(45,212,168,0.1);
  }

  /* No-flip card (Custom Workshop) */
  .no-flip { perspective: none; cursor: default; }
  .no-flip .flip-inner { transform-style: flat; }
  .no-flip .card-front { position: relative; height: 100%; }
  .no-flip:hover .card-front {
    border-color: var(--mint);
    box-shadow: 0 4px 20px rgba(45,212,168,0.1);
  }


  /* Card elements (front) */
  .produkt-icon {
    width: 40px; height: 40px; border-radius: 10px;
    background: var(--gray-50);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; margin-bottom: 16px;
  }

  .card-front h3 {
    font-size: 1.05rem; font-weight: 700;
    color: var(--primary-color); margin-bottom: 8px;
  }

  .produkt-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 12px; }
  .produkt-meta span { font-size: 0.78rem; color: var(--gray-400); display: flex; align-items: center; gap: 4px; }

  .produkt-quote {
    font-size: 0.88rem; font-style: italic; font-weight: 600;
    color: var(--primary-color); margin-bottom: 12px; line-height: 1.5;
    background: var(--mint-subtle); padding: 10px 14px; border-radius: 8px;
    border-left: 3px solid var(--mint);
  }

  .card-front p { font-size: 0.88rem; color: var(--gray-600); line-height: 1.6; flex-grow: 1; }

  .produkt-footer {
    display: flex; justify-content: space-between; align-items: center;
    margin-top: auto; padding-top: 16px; border-top: 1px solid var(--gray-100);
  }

  .produkt-price { font-size: 1rem; font-weight: 700; color: var(--primary-color); }

  .flip-hint {
    font-size: 0.78rem; font-weight: 600; color: var(--primary-color); cursor: pointer;
    background: var(--mint); padding: 6px 16px; border-radius: 50px;
    transition: all 0.2s; display: inline-flex; align-items: center; gap: 4px;
  }
  .flip-hint:hover { opacity: 0.85; transform: translateY(-1px); }

  /* Card elements (back) */
  .back-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 16px;
  }
  .back-header h3 { font-size: 1.05rem; font-weight: 700; color: var(--primary-color); margin: 0; }
  .back-close {
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--gray-100); border: none;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.8rem; color: var(--gray-500); cursor: pointer;
  }
  .back-close:hover { background: var(--gray-200); }

  .back-section { margin-bottom: 12px; }
  .back-label {
    font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.05em; color: var(--mint-dark); margin-bottom: 2px;
  }
  .back-text { font-size: 0.82rem; color: var(--gray-600); line-height: 1.55; }

  .btn-cta {
    display: block; width: 100%; padding: 12px; margin-top: auto;
    background: var(--primary-color); color: var(--white); border: none;
    border-radius: 50px; font-size: 0.9rem; font-weight: 600;
    cursor: pointer; text-align: center; text-decoration: none;
  }
  .btn-cta:hover { opacity: 0.9; }

  .btn-cta-mint { background: var(--mint); color: var(--primary-color); }

  /* ========== REFERENZ ========== */
  .referenz {
    background: linear-gradient(180deg, var(--white) 0%, #F6FDFB 50%, var(--white) 100%);
    position: relative;
    overflow: hidden;
  }
  .referenz::before {
    content: '';
    position: absolute;
    top: -80px; left: -120px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(45,212,168,0.14) 0%, rgba(45,212,168,0.04) 45%, transparent 70%);
    border-radius: 50%;
    filter: blur(30px);
    pointer-events: none;
  }
  .referenz::after {
    content: '';
    position: absolute;
    bottom: -60px; right: -100px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(45,212,168,0.1) 0%, rgba(45,212,168,0.02) 40%, transparent 70%);
    border-radius: 50%;
    filter: blur(25px);
    pointer-events: none;
  }
  .referenz .container { position: relative; z-index: 1; }

  .referenz-card {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 40px;
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 40px;
    border: 1px solid var(--gray-200);
  }

  .referenz-icon {
    flex-shrink: 0;
    width: 88px; height: 88px;
    background: radial-gradient(circle at 35% 40%, rgba(45, 212, 168, 0.28) 0%, rgba(45, 212, 168, 0.12) 45%, #E8FBF5 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 8px;
  }

  .referenz-content { flex: 1; }

  .referenz-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--mint-dark);
    margin-bottom: 8px;
  }

  .referenz-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
  }

  .referenz-content p {
    font-size: 0.92rem;
    color: var(--gray-600);
    line-height: 1.65;
    margin-bottom: 16px;
  }

  .referenz-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 22px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
  }
  .referenz-link:hover { background: var(--primary-color); transform: translateY(-1px); }

  @media (max-width: 768px) {
    .referenz-card { flex-direction: column; text-align: center; gap: 24px; padding: 28px; }
  }

  /* ========== KONTAKT ========== */
  .kontakt-section {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--gray-50) 0%, #F2FBF9 40%, #F6FDFB 70%, var(--gray-50) 100%);
    position: relative;
    overflow: hidden;
  }
  .kontakt-section::before {
    content: '';
    position: absolute;
    top: -80px; right: -120px;
    width: 550px; height: 550px;
    background: radial-gradient(circle, rgba(45,212,168,0.15) 0%, rgba(45,212,168,0.04) 45%, transparent 70%);
    border-radius: 50%;
    filter: blur(30px);
    pointer-events: none;
  }
  .kontakt-section::after {
    content: '';
    position: absolute;
    bottom: -60px; left: -80px;
    width: 350px; height: 350px;
    background: radial-gradient(circle, rgba(45,212,168,0.1) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(25px);
    pointer-events: none;
  }
  .kontakt-section .container { position: relative; z-index: 1; }

  .kontakt-section input:focus,
  .kontakt-section textarea:focus {
    outline: none;
    border-color: var(--mint);
    box-shadow: 0 0 0 3px rgba(45, 212, 168, 0.15);
  }

  /* ========== KONFIGURATOR ========== */
  .konfigurator {
    background: var(--primary-color);
    color: var(--white);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
    padding-bottom: 80px;
  }
  .konfigurator .container { position: relative; z-index: 1; }

  .konfigurator .section-title { color: var(--white); }

  .konfig-header {
    text-align: center;
    margin-bottom: 12px;
  }

  .konfig-subtitle {
    text-align: center;
    font-size: 0.95rem;
    color: rgba(255,255,255,0.65);
    max-width: 560px;
    margin: 0 auto 32px;
    line-height: 1.7;
  }

  .konfig-tabs {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-bottom: 36px;
    background: rgba(255,255,255,0.08);
    border-radius: 50px;
    padding: 4px;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
  }

  .konfig-tab {
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    color: rgba(255,255,255,0.85);
    border: none;
    background: none;
  }
  .konfig-tab.active {
    background: var(--white);
    color: var(--primary-color);
  }
  .konfig-tab:hover:not(.active) {
    color: var(--white);
  }

  .module-list {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 8px;

    textarea {
      &::placeholder {
        color: rgba(255,255,255,0.75);
      }
    }
  }

  .module-item {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    padding: 18px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
  }
  .module-item:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255, 255, 255, 0.2);
  }
  .module-item.selected {
    background: rgba(45, 212, 168, 0.1);
    border-color: var(--mint);
  }

  .module-left {
    flex: 1;
  }

  .module-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 3px;
  }

  .module-desc {
    font-size: 0.8rem;
    color: var(--white);
    line-height: 1.5;
  }

  .module-right {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-left: 16px;
  }

  .module-duration {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--mint);
    white-space: nowrap;
  }

  .module-toggle {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    border: 2px solid rgba(255,255,255,0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
  }
  .module-item.selected .module-toggle {
    background: var(--mint);
    border-color: var(--mint);
  }
  .module-item.selected .module-toggle::after {
    content: '\2713';
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 700;
  }

  .module-prereq {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.75);
    font-style: italic;
  }

  /* Sticky bottom bar */
  .konfig-bar {
    max-width: 700px;
    margin: 24px auto 0;
    background: var(--mint);
    border-radius: var(--radius-sm);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .konfig-bar-info {
    display: flex;
    gap: 24px;
  }

  .konfig-bar-item {
    display: flex;
    flex-direction: column;
  }

  .konfig-bar-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-color);
    opacity: 0.7;
  }

  .konfig-bar-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-color);
  }

  .konfig-bar-value.warning { color: #E53E3E; }

  .konfig-bar-btn {
    padding: 10px 24px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
  }
  .konfig-bar-btn:hover { background: var(--primary-color); }

  .konfig-hint {
    text-align: center;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.4);
    margin-top: 20px;
    font-style: italic;
  }

  /* ========== RESPONSIVE ========== */
  @media (max-width: 900px) {
    .hero .container { flex-direction: column; align-items: flex-start; }
    .hero-visual { flex: none; width: 100%; max-width: 340px; height: 460px; margin-top: 24px; }
  }

  @media (max-width: 768px) {
    .phasen-grid { grid-template-columns: 1fr; }
    .produkte-grid { grid-template-columns: 1fr; }
    .produkte-grid .flip-wrap:nth-child(1),
    .produkte-grid .flip-wrap:nth-child(2),
    .produkte-grid .flip-wrap:nth-child(3),
    .produkte-grid .flip-wrap:nth-child(4),
    .produkte-grid .flip-wrap:nth-child(5) { grid-column: 1 / -1; }
    .flip-wrap { height: 400px; }
    .hero { min-height: auto; padding-top: 80px; padding-bottom: 60px; }
    .hero-visual { display: none; }
    section { padding: 60px 0; }
    .konfig-bar { flex-direction: column; gap: 16px; text-align: center; }
    .konfig-bar-info { justify-content: center; }
  }