@import url('https://fonts.googleapis.com/css2?family=Inter:wght@700&display=swap');

  /* Reset margin for body and no gap between header and section */
  body, header, section {
    margin: 0; padding: 0;
  }

  /* --- Градієнтний фон хедера з хвилею --- */
  @keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
  }
  header {
    position: relative;
    overflow: hidden;
    background: linear-gradient(270deg, #3b82f6, #8b5cf6, #ec4899, #3b82f6);
    background-size: 600% 600%;
    animation: gradientShift 15s ease infinite;
    box-shadow: 0 2px 12px rgb(59 130 246 / 0.3);
  }

  /* Світловий ефект хедера */
  header::before {
    content: "";
    position: absolute;
    top: -40%;
    left: -20%;
    width: 140%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(255 255 255 / 0.2), transparent 70%);
    filter: blur(80px);
    animation: floatLight 12s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 0;
  }

  @keyframes floatLight {
    0% { transform: translateX(-10%) translateY(0); }
    100% { transform: translateX(10%) translateY(5%); }
  }

  header > div {
    position: relative;
    z-index: 10;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  header h1 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 2.4rem;
    color: #f3f4f6;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
  }

  /* Кнопка з ефектом “паралельного світла” */
  a.button {
    position: relative;
    display: inline-block;
    font-weight: 600;
    padding: 0.6rem 1.6rem;
    border-radius: 12px;
    background: #ec4899;
    color: white;
    box-shadow:
      0 6px 12px rgb(236 72 153 / 0.5),
      0 0 15px rgb(236 72 153 / 0.7);
    overflow: hidden;
    transition:
      background-color 0.3s ease,
      box-shadow 0.3s ease,
      transform 0.3s ease;
    cursor: pointer;
    user-select: none;
    z-index: 20;
  }
  a.button::before {
    content: "";
    position: absolute;
    top: -60%;
    left: -40%;
    width: 200%;
    height: 220%;
    background: linear-gradient(120deg, rgba(255 255 255 / 0.4), transparent 60%);
    transform: rotate(25deg);
    transition: transform 0.7s ease;
    pointer-events: none;
    z-index: 10;
  }
  a.button:hover {
    background-color: #db2777;
    box-shadow:
      0 8px 20px rgb(219 39 119 / 0.7),
      0 0 30px rgb(219 39 119 / 0.9);
    transform: translateY(-3px);
  }
  a.button:hover::before {
    transform: rotate(25deg) translateX(80%);
  }

  /* --- Секція з хвилею і текстом --- */
  section {
    position: relative;
    background: white;
    padding: 5rem 2rem 7rem;
    text-align: center;
    overflow: hidden;
  }

  /* Хвиля SVG - масштабування і легка пульсація */
  .wave-svg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 320px;
    z-index: -10;
    opacity: 0.18;
    animation: pulseSlow 12s ease-in-out infinite;
    transform-origin: center bottom;
  }

  @keyframes pulseSlow {
    0%, 100% { opacity: 0.2; transform: scale(1) translateY(0); }
    50% { opacity: 0.4; transform: scale(1.02) translateY(-8px); }
  }

  /* Заголовок */
  section h2 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 3.8rem;
    color: #1e293b;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
  }
  section h2 span {
    color: #3b82f6;
    text-shadow: 0 0 12px #3b82f6aa;
  }

  /* Абзац */
  section p {
    font-size: 1.25rem;
    max-width: 640px;
    margin: 0 auto 3rem;
    color: #475569;
    line-height: 1.6;
  }

  /* Анімовані “звукові хвилі” */
  .sound-bars {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 5;
  }
  .bar {
    width: 6px;
    height: 20px;
    background: #60a5fa;
    border-radius: 3px;
    animation: soundWave 1.2s ease-in-out infinite;
    transform-origin: bottom center;
  }
  .bar:nth-child(2) {
    animation-delay: 0.15s;
    background: #a78bfa;
  }
  .bar:nth-child(3) {
    animation-delay: 0.3s;
    background: #f472b6;
  }
  .bar:nth-child(4) {
    animation-delay: 0.45s;
    background: #a78bfa;
  }
  .bar:nth-child(5) {
    animation-delay: 0.6s;
    background: #60a5fa;
  }

  @keyframes soundWave {
    0%, 100% { transform: scaleY(0.4); opacity: 0.6; }
    50% { transform: scaleY(1.4); opacity: 1; }
  }

  /* Анімовані ноти — легке коливання і пульсація */
  .note {
    position: absolute;
    font-size: 2.8rem;
    opacity: 0.2;
    animation: floatPulse 6s ease-in-out infinite;
    user-select: none;
    filter: drop-shadow(0 0 2px rgba(0,0,0,0.05));
  }
  .note:nth-child(1) {
    top: 12%;
    left: 10%;
    animation-delay: 0s;
    color: #60a5fa;
  }
  .note:nth-child(2) {
    top: 20%;
    right: 12%;
    font-size: 2.4rem;
    animation-delay: 2s;
    color: #a78bfa;
  }
  .note:nth-child(3) {
    bottom: 15%;
    left: 18%;
    animation-delay: 3.5s;
    color: #f472b6;
  }

  @keyframes floatPulse {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.2; }
    50% { transform: translateY(-18px) scale(1.1); opacity: 0.4; }
  }

  /* Кнопка секції */
  section a.button {
    font-weight: 700;
    padding: 1rem 3rem;
    border-radius: 16px;
    background: linear-gradient(45deg, #ec4899, #8b5cf6);
    box-shadow:
      0 8px 24px rgba(236,72,153,0.6),
      0 0 35px rgba(139,92,246,0.8);
    transition:
      background 0.4s ease,
      box-shadow 0.4s ease,
      transform 0.3s ease;
    color: white;
    user-select: none;
  }
  section a.button:hover {
    background: linear-gradient(45deg, #d02678, #6d3ecf);
    box-shadow:
      0 10px 30px rgba(208,38,120,0.8),
      0 0 45px rgba(109,62,207,1);
    transform: translateY(-4px);
  }
  
  
  
  
/* Повторюємо шрифт для заголовків */

  section.how-it-works {
    position: relative;
    background-color: #f9fafb; /* bg-gray-50 */
    padding: 6rem 1rem 7rem;
    overflow: hidden;
    text-align: center;
  }

  section.how-it-works h3 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 2.5rem;
    color: #1e293b; /* text-gray-800 */
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.9s ease forwards;
  }
  section.how-it-works p.lead {
    font-size: 1.125rem;
    color: #475569; /* text-gray-600 */
    margin-bottom: 4rem;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.9s ease forwards;
    animation-delay: 0.15s;
  }

  /* Grid container */
  section.how-it-works .steps-grid {
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    gap: 3rem;
    grid-template-columns: 1fr;
    z-index: 10;
  }
  @media(min-width: 768px) {
    section.how-it-works .steps-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  /* Each step card */
  section.how-it-works .step {
    background: white;
    border-radius: 1rem;
    padding: 2rem 2.5rem;
    box-shadow:
      0 8px 24px rgba(59, 130, 246, 0.15),
      0 4px 12px rgba(139, 92, 246, 0.1);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.9s ease forwards;
    will-change: transform, opacity;
    cursor: default;
    transition:
      box-shadow 0.3s ease,
      transform 0.3s ease;
  }
  section.how-it-works .step:hover {
    box-shadow:
      0 20px 40px rgba(59, 130, 246, 0.3),
      0 10px 30px rgba(139, 92, 246, 0.25);
    transform: translateY(-8px);
  }
  section.how-it-works .step:nth-child(1) { animation-delay: 0.3s; }
  section.how-it-works .step:nth-child(2) { animation-delay: 0.5s; }
  section.how-it-works .step:nth-child(3) { animation-delay: 0.7s; }

  /* Icon circles */
  section.how-it-works .icon-circle {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.75rem;
    box-shadow:
      0 4px 10px rgba(59, 130, 246, 0.2);
    user-select: none;
    transition: background-color 0.3s ease;
  }
  /* Each color */
  section.how-it-works .icon-blue {
    background-color: #bfdbfe; /* blue-100 */
    color: #2563eb; /* blue-600 */
  }
  section.how-it-works .icon-purple {
    background-color: #ddd6fe; /* purple-100 */
    color: #7c3aed; /* purple-600 */
  }
  section.how-it-works .icon-pink {
    background-color: #fbcfe8; /* pink-100 */
    color: #db2777; /* pink-500 */
  }
  /* Icon shadows on hover */
  section.how-it-works .step:hover .icon-circle {
    filter: drop-shadow(0 0 8px currentColor);
  }

  /* Step titles */
  section.how-it-works h4 {
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: #1e293b;
  }

  /* Step descriptions */
  section.how-it-works p {
    color: #475569;
    font-size: 1rem;
    line-height: 1.5;
  }

  /* Progress line */
  section.how-it-works .progress-line {
    display: none;
  }
  @media(min-width: 768px) {
    section.how-it-works .progress-line {
      display: block;
      position: absolute;
      top: 50%;
      left: 5%;
      right: 5%;
      height: 4px;
      background: linear-gradient(90deg, #93c5fd, #c4b5fd, #fbcfe8);
      border-radius: 2px;
      z-index: 0;
      transform: translateY(-50%);
      box-shadow:
        0 0 15px #93c5fdaa,
        0 0 20px #c4b5fdaa,
        0 0 25px #fbcfe8aa;
    }
  }

  /* Background notes */
  section.how-it-works .bg-note {
    position: absolute;
    user-select: none;
    filter: drop-shadow(0 0 2px rgba(0,0,0,0.05));
    opacity: 0.15;
    animation: floatPulse 8s ease-in-out infinite;
    font-size: 3rem;
  }
  section.how-it-works .bg-note.left {
    left: -3rem;
    bottom: 5rem;
    color: #bfdbfe;
    animation-delay: 0s;
  }
  section.how-it-works .bg-note.right {
    right: 2rem;
    top: 4rem;
    color: #fbcfe8;
    animation-delay: 2s;
  }

  @keyframes fadeInUp {
    0% {
      opacity: 0;
      transform: translateY(30px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }
  @keyframes floatPulse {
    0%, 100% {
      transform: translateY(0) scale(1);
      opacity: 0.15;
    }
    50% {
      transform: translateY(-12px) scale(1.1);
      opacity: 0.3;
    }
  } 
  
  
  section.examples {
    position: relative;
    background-color: #fff; /* bg-white */
    padding: 6rem 1rem 7rem;
    overflow: hidden;
    text-align: center;
    font-family: 'Inter', sans-serif;
  }

  section.examples h3 {
    font-weight: 700;
    font-size: 2.5rem;
    color: #1e293b; /* text-gray-800 */
    margin-bottom: 1.5rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.9s ease forwards;
  }

  section.examples p.lead {
    font-size: 1.125rem;
    color: #475569; /* text-gray-600 */
    margin-bottom: 3.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.9s ease forwards;
    animation-delay: 0.15s;
  }

  .examples-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
  }
  @media (min-width: 768px) {
    .examples-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 2.5rem;
    }
  }
  @media (min-width: 1024px) {
    .examples-grid {
      grid-template-columns: repeat(4, 1fr);
      gap: 2.5rem;
    }
  }

  .example-card {
    background: linear-gradient(135deg, var(--from-color), var(--to-color));
    padding: 1.5rem 1.75rem 2rem;
    border-radius: 2rem;
    box-shadow:
      0 15px 30px rgba(100, 116, 139, 0.15),
      0 8px 15px rgba(59, 130, 246, 0.2);
    color: #1e293b;
    transition: transform 0.4s cubic-bezier(0.4,0,0.2,1), box-shadow 0.4s ease;
    cursor: pointer;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
  }
  .example-card:hover {
    transform: scale(1.07) translateY(-6px);
    box-shadow:
      0 25px 45px rgba(59, 130, 246, 0.3),
      0 15px 30px rgba(139, 92, 246, 0.25);
    z-index: 20;
  }
  /* Затримки анімації для кожної карти */
  .example-card:nth-child(1) { animation-delay: 0.3s; }
  .example-card:nth-child(2) { animation-delay: 0.45s; }
  .example-card:nth-child(3) { animation-delay: 0.6s; }
  .example-card:nth-child(4) { animation-delay: 0.75s; }

  .example-icon {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.1));
    user-select: none;
  }

  .example-title {
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: inherit;
  }

  .example-desc {
    font-size: 0.85rem;
    color: #334155; /* text-gray-700 */
    margin-bottom: 1.25rem;
    line-height: 1.4;
  }

  audio {
    width: 100%;
    border-radius: 2rem;
    box-shadow: 0 3px 8px #f472b640;
    outline: none;
    cursor: pointer;
    transition: box-shadow 0.3s ease;
  }
  audio:hover, audio:focus {
    box-shadow: 0 6px 15px rgba(59, 130, 246, 0.5);
  }

  /* Floating emojis */
  .floating-note {
    position: absolute;
    user-select: none;
    filter: drop-shadow(0 0 2px rgba(0,0,0,0.1));
    opacity: 0.12;
    font-size: 3.25rem;
    animation: floatPulse 8s ease-in-out infinite;
  }
  .floating-note.left {
    left: 2.5rem;
    top: 3rem;
    color: #bfdbfe; /* blue-100 */
    animation-delay: 0s;
  }
  .floating-note.right {
    right: 2.5rem;
    bottom: 3.5rem;
    color: #fbcfe8; /* pink-100 */
    animation-delay: 2.5s;
  }

  /* Background wave */
  .bg-wave svg {
    display: block;
    width: 100%;
    height: 10rem;
  }
  .bg-wave path {
    fill: #f3f4f6; /* Tailwind gray-100 */
  }

  @keyframes fadeInUp {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
  }
  @keyframes floatPulse {
    0%, 100% {
      transform: translateY(0) scale(1);
      opacity: 0.12;
    }
    50% {
      transform: translateY(-12px) scale(1.1);
      opacity: 0.25;
    }
  }  
  
  
  
  
  /* Плавне з’явлення знизу */
  @keyframes fadeInUp {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
  }
  .animate-fade-in-up {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
  }
  .animate-fade-in-up.delay-150 { animation-delay: 0.15s; }

  /* Пульсація карток */
  @keyframes pulseSoft {
    0%, 100% { opacity: 0.85; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.03); }
  }
  .animate-pulse {
    animation: pulseSoft 4s ease-in-out infinite;
  }

  /* Затримки для пульсації */
  .delay-200 { animation-delay: 0.2s; }
  .delay-400 { animation-delay: 0.4s; }

  /* Плавне коливання нот */
  @keyframes floatSlow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
  }
  @keyframes floatReverse {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(15px); }
  }
  .animate-float-slow {
    animation: floatSlow 6s ease-in-out infinite;
  }
  .animate-float-reverse {
    animation: floatReverse 6s ease-in-out infinite;
  }

  /* Картки */
  .review-card {
    background: #fff;
    padding: 1.5rem 1.75rem;
    border-radius: 2rem;
    box-shadow:
      0 6px 12px rgba(0,0,0,0.07),
      0 1px 4px rgba(0,0,0,0.06);
    border: 2px dashed #d1d5db; /* gray-300 */
    color: #9ca3af; /* gray-400 */
    font-style: italic;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    user-select: none;
    transition: box-shadow 0.3s ease, border-color 0.3s ease;
  }
  .review-card:hover {
    box-shadow:
      0 10px 25px rgba(0,0,0,0.12),
      0 4px 10px rgba(0,0,0,0.08);
    border-color: #a5b4fc; /* blue-300 */
    color: #6b7280; /* gray-500 */
  }

  .review-icon {
    font-size: 2.4rem;
    margin-bottom: 1rem;
    color: #d1d5db; /* gray-300 */
  }

  /* Текст заголовка та абзацу */
  h3 {
    color: #1f2937; /* gray-800 */
  }
  p.lead {
    color: #4b5563; /* gray-600 */
    font-size: 1.125rem;
    line-height: 1.6;
  }  
  

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 10px rgba(163, 94, 255, 0.8), 0 0 40px rgba(255, 0, 128, 0.5);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 20px rgba(163, 94, 255, 1), 0 0 60px rgba(255, 0, 128, 0.8);
    transform: scale(1.03);
  }
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.8);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.4);
    opacity: 0.2;
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

.wow-button {
  position: relative;
  background: linear-gradient(135deg, #a35eff, #ff0080);
  color: white;
  font-weight: bold;
  padding: 1rem 2.5rem;
  font-size: 1.3rem;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  overflow: hidden;
  z-index: 1;
  animation: glow 2s infinite ease-in-out;
  transition: transform 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  letter-spacing: 1px;
}

.wow-button:hover {
  transform: scale(1.07);
}

.wow-button .pulse-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 160%;
  height: 160%;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: pulse-ring 2.5s infinite;
  z-index: -1;
}

.icon-left, .icon-right {
  animation: dance-icon 1.8s infinite ease-in-out;
}

@keyframes dance-icon {
  0%, 100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-5px);
  }
  60% {
    transform: translateY(3px);
  }
}


  
  
  
  
  /* Контейнер і базове оформлення */
  #contact {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    color: white;
    padding: 4rem 1.5rem;
    position: relative;
    overflow: hidden;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }

  #contact .container {
    max-width: 480px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 10;
  }

  /* Заголовок */
  #contact h2 {
	color: white;
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 0.25rem;
    letter-spacing: 0.05em;
    font-family: 'Montserrat', sans-serif;
    text-shadow:
      0 0 8px rgba(255 255 255 / 0.6),
      0 0 20px rgba(59 130 246 / 0.8);
  }

  /* Підзаголовки */
  #contact p {
    font-size: 1.125rem;
    margin: 1rem 0 1.75rem;
    font-weight: 600;
    color: #bfdbfe;
    line-height: 1.5;
    transition: color 0.3s ease;
  }

  #contact p a {
    color: #93c5fd;
    font-weight: 700;
    text-decoration: underline;
    transition: color 0.3s ease;
  }
  #contact p a:hover,
  #contact p a:focus {
    color: #bfdbfe;
    outline: none;
  }

  /* Форма */
  form {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    animation: fadeInUp 1s ease forwards;
    opacity: 0;
  }
  form input[type="text"],
  form input[type="tel"] {
    flex: 1 1 220px;
    padding: 1rem 1.5rem;
    border-radius: 1.25rem;
    border: none;
    font-size: 1rem;
    font-weight: 700;
    color: #1e3a8a;
    box-shadow:
      inset 0 0 8px rgba(255 255 255 / 0.8),
      0 6px 15px rgba(0 0 0 / 0.15);
    transition: box-shadow 0.3s ease, transform 0.25s ease;
    outline-offset: 4px;
    cursor: text;
  }
  form input[type="text"]:focus,
  form input[type="tel"]:focus {
    box-shadow:
      inset 0 0 12px rgba(255 255 255 / 1),
      0 8px 20px rgba(59 130 246 / 0.7);
    transform: scale(1.02);
  }

  /* Кнопка */
  form button {
    flex: 1 1 120px;
    background: linear-gradient(135deg, #ec4899, #8b5cf6);
    color: white;
    font-weight: 700;
    font-size: 1.125rem;
    border-radius: 2rem;
    border: none;
    padding: 1rem 0;
    cursor: pointer;
    box-shadow:
      0 4px 15px rgba(236 72 153 / 0.7),
      0 0 20px rgba(139 92 246 / 0.8);
    position: relative;
    overflow: hidden;
    transition: background 0.4s ease, box-shadow 0.4s ease;
  }
  form button span {
    position: relative;
    z-index: 2;
  }
  form button::before {
    content: "";
    position: absolute;
    top: 50%;
    left: -30%;
    width: 60%;
    height: 100%;
    background: rgba(255 255 255 / 0.25);
    transform: translateY(-50%) skewX(-20deg);
    transition: left 0.5s ease;
    z-index: 1;
  }
  form button:hover::before,
  form button:focus::before {
    left: 130%;
  }
  form button:hover,
  form button:focus {
    background: linear-gradient(135deg, #db2777, #7c3aed);
    box-shadow:
      0 6px 25px rgba(219 39 119 / 0.85),
      0 0 30px rgba(124 58 237 / 0.9);
    outline: none;
  }

  /* Анімація появи */
  @keyframes fadeInUp {
    0% {
      opacity: 0;
      transform: translateY(25px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* Плаваючі нотки */
  .floating-note {
    position: absolute;
    font-size: 4.5rem;
    opacity: 0.15;
    filter: drop-shadow(0 0 3px rgba(255 255 255 / 0.3));
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
  }
  .floating-note.left {
    left: -2rem;
    top: 2rem;
    animation-name: floatUpDownLeft;
    animation-duration: 8s;
  }
  .floating-note.right {
    right: -2rem;
    bottom: 3rem;
    animation-name: floatUpDownRight;
    animation-duration: 7s;
  }
  @keyframes floatUpDownLeft {
    0%, 100% { transform: translateY(0) translateX(0); }
    50% { transform: translateY(-18px) translateX(6px); }
  }
  @keyframes floatUpDownRight {
    0%, 100% { transform: translateY(0) translateX(0); }
    50% { transform: translateY(-15px) translateX(-5px); }
  }

  /* Відповідність мобільним */
  @media (max-width: 520px) {
    form {
      flex-direction: column;
    }
    form button {
      flex: 1 1 auto;
    }
    form input[type="text"],
    form input[type="tel"] {
      margin-right: 0 !important;
    }
  }
  
  
@media (max-width: 480px) {
  header > div {
    flex-wrap: wrap;          /* дозволяє перенесення елементів */
    justify-content: center;  /* центрування при перенесенні */
    gap: 1rem;                /* відступ між елементами */
    padding-left: 1rem;       /* зменшені відступи на мобільних */
    padding-right: 1rem;
  }
  header h1 {
    font-size: 1.6rem;        /* зменшення шрифту заголовку */
    text-align: center;       /* центрування заголовку */
    width: 100%;              /* повна ширина для заголовку */
  }
  a.button {
    flex-shrink: 0;           /* не стискаємо кнопку */
    width: auto;              /* автоматична ширина */
    white-space: nowrap;      /* не переносити текст кнопки */
  }
}