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

body {
    line-height: 1.6;
    color: #1a1a1a;
    background: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    width: 100%;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
    z-index: 1000;
    transition: background 0.3s;
}

.header.scrolled {
    background: #fff;
}

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

.logo-img {
    height: 50px;
    width: auto;
}

.nav a {
    color: #1a1a1a;
    text-decoration: none;
    margin-left: 30px;
    font-weight: 600;
    transition: color 0.3s;
}

.nav a:hover {
    color: #ff6200;
}

.cta-btn {
    padding: 12px 25px;
    background: #ff6200;
    border: none;
    border-radius: 50px;
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, background 0.3s;
}

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

/* Hero */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, #ff6200 0%, #ff8c40 100%);
    display: flex;
    align-items: center;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.5rem);
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-btn {
    display: inline-block;
    padding: 15px 30px;
    background: #fff;
    color: #ff6200;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: background 0.3s, color 0.3s;
}

.hero-btn:hover {
    background: #ff6200;
    color: #fff;
}

/* Services */
.services {
    padding: 80px 0;
    background: #f9f9f9;
    text-align: center;
}

.services h2 {
    font-size: clamp(2rem, 3vw, 3rem);
    margin-bottom: 50px;
    color: #1a1a1a;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 30px;
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    text-align: left;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-card h3 {
    font-size: 1.5rem;
    color: #ff6200;
    margin-bottom: 15px;
}

.benefits {
    list-style: none;
    color: #333;
    font-size: 0.95rem;
    margin-top: 15px;
}

.benefits li {
    margin-bottom: 10px;
}

/* Portfolio */
.portfolio {
    padding: 80px 0;
    background: #fff;
    text-align: center;
}

.portfolio h2 {
    font-size: clamp(2rem, 3vw, 3rem);
    margin-bottom: 50px;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.portfolio-item {
    height: 200px;
    background: #f1f1f1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    transition: background 0.3s;
}

.portfolio-item:hover {
    background: #e0e0e0;
}

/* Contact */
.contact {
    padding: 80px 0;
    background: #ff6200;
    color: #fff;
    text-align: center;
}

.contact h2 {
    font-size: clamp(2rem, 3vw, 3rem);
    margin-bottom: 20px;
}

.contact-btn {
    display: inline-block;
    padding: 15px 30px;
    background: #fff;
    color: #ff6200;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: background 0.3s, color 0.3s;
}

.contact-btn:hover {
    background: #ff8c40;
    color: #fff;
}

/* Footer */
.footer {
    padding: 20px 0;
    background: #1a1a1a;
    color: #fff;
    text-align: center;
}

/* Анимации */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(50px); }
    to { opacity: 1; transform: translateY(0); }
}

.service-card, .portfolio-item {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

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

/* Адаптивность */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 20px;
    }

    .nav {
        display: flex;
        flex-direction: column;
        text-align: center;
    }

    .nav a {
        margin: 10px 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

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