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

body {
    color: #1a1a1a;
    background: #fff;
    overflow-x: hidden;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    z-index: 1000;
    transition: padding 0.3s ease;
}

.header.scrolled {
    padding: 10px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

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

.logo-img {
    height: 60px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

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

.nav a {
    color: #1a1a1a;
    text-decoration: none;
    margin-left: 40px;
    font-weight: 600;
    font-size: 1.1rem;
    position: relative;
    transition: color 0.3s ease;
}

.nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: #ff6200;
    bottom: -5px;
    left: 0;
    transition: width 0.3s ease;
}

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

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

.cta-btn {
    padding: 12px 30px;
    background: #ff6200;
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: background 0.3s ease, transform 0.3s ease;
}

.cta-btn:hover {
    background: #e65c00;
    transform: translateY(-2px);
}

/* Hero */
.hero {
    height: 100vh;
    background: linear-gradient(145deg, #ff6200 0%, #ff8c40 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    z-index: 1;
}

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

.hero-title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    animation: slideIn 1.2s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2vw, 1.8rem);
    font-weight: 400;
    opacity: 0.9;
    margin-bottom: 40px;
    animation: fadeIn 1.5s ease-out 0.3s forwards;
    opacity: 0;
}

.hero-btn {
    display: inline-block;
    padding: 15px 40px;
    background: #fff;
    color: #ff6200;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.hero-btn:hover {
    background: #ff6200;
    color: #fff;
    transform: translateY(-3px);
}

/* Services */
.services {
    padding: 100px 0;
    background: #fff;
}

.section-title {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
    color: #1a1a1a;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 4px;
    background: #ff6200;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.service-card {
    padding: 40px;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55), box-shadow 0.4s ease;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: #ff6200;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.service-card h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: #ff6200;
    margin-bottom: 15px;
}

.service-card p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 20px;
}

.benefits {
    list-style: none;
    font-size: 1rem;
    color: #333;
}

.benefits li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Contact */
.contact {
    padding: 100px 0;
    background: #1a1a1a;
    color: #fff;
    text-align: center;
}

.contact-text {
    font-size: 1.3rem;
    opacity: 0.8;
    margin-bottom: 40px;
}

.contact-btn {
    display: inline-block;
    padding: 15px 40px;
    background: #ff6200;
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: background 0.3s ease, transform 0.3s ease;
}

.contact-btn:hover {
    background: #e65c00;
    transform: translateY(-3px);
}

/* Footer */
.footer {
    padding: 30px 0;
    background: #1a1a1a;
    color: #fff;
    text-align: center;
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Анимации */
@keyframes slideIn {
    from { opacity: 0; transform: translateY(50px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.service-card {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

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

/* Адаптивность */
@media (max-width: 768px) {
    .header .container {
        flex-wrap: wrap;
        gap: 15px;
        justify-content: center;
    }

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

    .nav a {
        margin-left: 0;
    }

    .logo-img {
        height: 50px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

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

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

    .service-card {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    .cta-btn, .hero-btn, .contact-btn {
        padding: 12px 30px;
        font-size: 0.95rem;
    }
}