styles.css

/* Общие стили */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    color: #fff;
    background: linear-gradient(135deg, #0f0f0f 0%, #1c1c1c 100%);
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

/* Header */
.header {
    position: fixed;
    width: 100%;
    background: rgba(15, 15, 15, 0.95);
    backdrop-filter: blur(20px);
    padding: 20px 0;
    z-index: 1000;
    transition: padding 0.3s ease;
}

.header.scrolled {
    padding: 10px 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-wrapper {
    background: #fff;
    border-radius: 15px;
    padding: 5px 10px;
    display: inline-block;
}

.logo-img {
    height: 70px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.1) rotate(5deg);
}

.nav {
    display: flex;
    align-items: center;
}

.nav a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    margin-left: 50px;
    font-weight: 600;
    font-size: 1.2rem;
    position: relative;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

.nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #ff6200, #ff8c40);
    bottom: -5px;
    left: 0;
    transition: width 0.3s ease;
}

.nav a:hover::after {
    width: 100%;
}

.nav a:hover {
    color: #ff6200;
    text-shadow: 0 0 10px rgba(255, 98, 0, 0.3);
}

.cta-btn {
    padding: 12px 35px;
    background: linear-gradient(135deg, #ff6200, #ff8c40);
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: 0 5px 15px rgba(255, 98, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 98, 0, 0.5);
}

/* Hero */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.canvas-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: linear-gradient(145deg, #0f0f0f 0%, #1c1c1c 100%);
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: clamp(4rem, 8vw, 6.5rem);
    font-weight: 800;
    line-height: 1.1;
    background: linear-gradient(45deg, #ff6200, #ff8c40, #ffb266);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 25px rgba(255, 98, 0, 0.4);
    animation: pulse 2.5s ease-in-out infinite alternate;
}

.hero-subtitle {
    font-size: clamp(1.3rem, 2.5vw, 1.9rem);
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 50px;
    animation: fadeInUp 1.5s ease-out 0.5s forwards;
    opacity: 0;
}

.hero-btn {
    display: inline-block;
    padding: 18px 50px;
    background: rgba(255, 98, 0, 0.1);
    border: 2px solid #ff6200;
    backdrop-filter: blur(10px);
    color: #ff6200;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.2rem;
    box-shadow: 0 0 20px rgba(255, 98, 0, 0.2);
    transition: all 0.3s ease;
}

.hero-btn:hover {
    background: #ff6200;
    color: #fff;
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(255, 98, 0, 0.5);
}

/* Services */
.services {
    padding: 150px 0;
    background: linear-gradient(135deg, #0f0f0f 0%, #1c1c1c 100%);
    position: relative;
    overflow: hidden;
}

.section-title {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 80px;
    background: linear-gradient(45deg, #ff6200, #ff8c40);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 30px rgba(255, 98, 0, 0.4);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 50px;
    position: relative;
    z-index: 2;
}

.service-card {
    padding: 50px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 98, 0, 0.2);
    backdrop-filter: blur(20px);
    border-radius: 25px;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.5s ease;
    position: relative;
    overflow: hidden;
    /* Убираем cursor: pointer, чтобы карточка не была кликабельной */
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 98, 0, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 1;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-15px) rotateX(5deg) rotateY(5deg);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

.service-card h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #ff6200;
    margin-bottom: 15px;
    text-shadow: 0 0 10px rgba(255, 98, 0, 0.2);
}

.service-card p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.benefits {
    list-style: none;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.benefits li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.add-to-cart-btn {
    padding: 10px 20px;
    background: #ff6200;
    color: #fff;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 2; /* Увеличиваем z-index кнопки */
}

.add-to-cart-btn::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.6s ease-out;
}

.add-to-cart-btn:active::after {
    width: 200px;
    height: 200px;
    transform: scale(1);
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.add-to-cart-btn:hover {
    background: #e65c00;
    transform: scale(1.05);
}

/* Cart Icon */
.cart-icon {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #ff6200;
    color: #fff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 5px 15px rgba(255, 98, 0, 0.3);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    z-index: 1000;
}

.cart-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(255, 98, 0, 0.5);
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #e65c00;
    color: #fff;
    border-radius: 50%;
    width: 25px;
    height: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Cart Modal */
.cart-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.cart-modal-content {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 98, 0, 0.2);
    border-radius: 20px;
    padding: 30px;
    width: 90%;
    max-width: 500px;
    color: #fff;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
}

.close-modal:hover {
    color: #ff6200;
}

.cart-modal-content h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #ff6200;
}

.cart-items {
    list-style: none;
    margin-bottom: 30px;
    max-height: 200px;
    overflow-y: auto;
}

.cart-items li {
    font-size: 1.1rem;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.clear-cart-btn {
    padding: 10px 20px;
    background: #e65c00;
    color: #fff;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    margin-right: 10px;
    transition: background 0.3s ease, transform 0.3s ease;
}

.clear-cart-btn:hover {
    background: #d45000;
    transform: scale(1.05);
}

.calculate-btn {
    padding: 10px 20px;
    background: #ff6200;
    color: #fff;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.calculate-btn::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.6s ease-out;
}

.calculate-btn:active::after {
    width: 200px;
    height: 200px;
    transform: scale(1);
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.calculate-btn:hover {
    background: #e65c00;
    transform: scale(1.05);
}

/* Contact */
.contact {
    padding: 150px 0;
    background: linear-gradient(145deg, #0f0f0f 0%, #1c1c1c 100%);
    text-align: center;
}

.contact-text {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 50px;
}

.contact-btn {
    display: inline-block;
    padding: 18px 50px;
    background: linear-gradient(135deg, #ff6200, #ff8c40);
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.2rem;
    box-shadow: 0 5px 15px rgba(255, 98, 0, 0.3);
    transition: all 0.3s ease;
}

.contact-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255, 98, 0, 0.5);
}

/* Footer */
.footer {
    padding: 40px 0;
    background: #0f0f0f;
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
    font-size: 0.95rem;
    border-top: 1px solid rgba(255, 98, 0, 0.1);
}

/* Анимации */
@keyframes pulse {
    from { text-shadow: 0 0 20px rgba(255, 98, 0, 0.4); }
    to { text-shadow: 0 0 40px rgba(255, 98, 0, 0.7); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.service-card {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.service-card.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Адаптивность */
@media (max-width: 768px) {
    .header .container {
        flex-wrap: wrap;
        gap: 20px;
        justify-content: center;
    }

    .nav {
        flex-direction: column;
        gap: 15px;
    }

    .nav a {
        margin-left: 0;
    }

    .logo-img {
        height: 50px;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .service-card {
        padding: 30px;
    }

    .add-to-cart-btn, .calculate-btn {
        padding: 10px 20px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .cta-btn, .hero-btn, .contact-btn {
        padding: 12px 30px;
        font-size: 1rem;
    }

    .cart-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .cart-count {
        width: 20px;
        height: 20px;
        font-size: 0.8rem;
    }
}