:root {
  /* Палітра: #0F1021 (Black/Blue), #D01257 (Neon Pink), #59057B (Purple), #FB90B7 (Soft Pink) */
  --primary-color: #D01257;
  --secondary-color: #59057B;
  --accent-color: #FB90B7;
  --light-color: #E0E0E0;
  --dark-color: #0F1021;
  --gradient-primary: linear-gradient(90deg, #D01257 0%, #59057B 100%);
  --hover-color: #A00E44;
  --background-color: #0B0C19;
  --text-color: #C7C7C7;
  --border-color: #59057B;
  --divider-color: rgba(208, 18, 87, 0.3);
  --shadow-color: rgba(208, 18, 87, 0.2);
  --highlight-color: #00D2FC; /* Неоновий блакитний для контрасту */
  --main-font: 'Lato', sans-serif;
  --alt-font: 'Roboto Condensed', sans-serif;
}

body {
    font-family: var(--main-font);
    color: var(--text-color);
    background-color: var(--background-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1, h2, h3, h4 {
    font-family: var(--alt-font);
    color: #FFFFFF;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-neon {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 0 10px var(--shadow-color);
    font-family: var(--alt-font);
    font-weight: 700;
    transition: all 0.3s ease;
}

.btn-neon:hover {
    background: var(--primary-color);
    color: #FFFFFF;
    box-shadow: 0 0 20px var(--primary-color);
}

.card-dark {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.price-neon {
    color: var(--accent-color);
    text-shadow: 0 0 5px var(--secondary-color);
    font-size: 2.5rem;
    font-family: var(--alt-font);
}

.svg-pattern-4 {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.1;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h20v20H0V0zm10 17a7 7 0 1 0 0-14 7 7 0 0 0 0 14zm20 0a7 7 0 1 0 0-14 7 7 0 0 0 0 14zM10 37a7 7 0 1 0 0-14 7 7 0 0 0 0 14zm10-17h20v20H20V20zm10 17a7 7 0 1 0 0-14 7 7 0 0 0 0 14z' fill='%23D01257' fill-opacity='1' fill-rule='evenodd'/%3E%3C/svg%3E");
}

/* Layout Utilities */
header, footer { z-index: 20; position: relative; }
main { z-index: 10; position: relative; flex-grow: 1; }
.container-max { max-width: 1400px; margin: 0 auto; }
.product-img-tech { width: 340px; max-width: 100%; filter: drop-shadow(0 0 15px rgba(208,18,87,0.3)); }