:root {
    --primary: #00a0e3;
    --primary-dark: #0078a7;
    --accent-yellow: #ffdd00;
    --accent-pink: #e5097f;
    --light-gray: #f5f5f5;
    --dark-gray: #333333;
    --white: #ffffff;
    --black: #000000;
}
/* Base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--dark-gray);
    line-height: 1.6;
    background-color: var(--white);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn--primary {
    background-color: var(--primary);
    color: var(--white);
}

.btn--primary:hover {
    background-color: var(--primary-dark);
}
.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 36px;
    margin-bottom: 40px;
    position: relative;
    display: inline-block;
    color: var(--dark-gray);
    width: 100%;
    text-align: center;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary);
}
/* Header styles */
.header {
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    background-color: var(--white);
    z-index: 100;
}

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

.logo img {
    height: 60px;
}

.header__contacts {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.header__phone {
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 5px;
}

.header__email {
    color: var(--primary);
}
.no-scroll {
    overflow: hidden;
}
.nav__list {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav__link {
    font-weight: 500;
    color: var(--dark-gray);
    transition: color 0.3s ease;
    position: relative;
}

.nav__link:hover {
    color: var(--primary);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

.nav__link:hover::after {
    width: 100%;
}

.burger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 101;
}

.burger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark-gray);
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* Mobile menu styles */
@media (max-width: 992px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background-color: var(--white);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        z-index: 100;
        transition: right 0.3s ease;
        padding: 80px 30px 30px;
    }

    .nav.active {
        right: 0;
    }

    .nav__list {
        flex-direction: column;
        gap: 20px;
    }

    .nav__link {
        font-size: 18px;
    }

    .burger {
        display: block;
    }

    .burger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .burger.active span:nth-child(2) {
        opacity: 0;
    }

    .burger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}
/* Hero section */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('/images/book.avif') no-repeat center center/cover;
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero__content {
    max-width: 800px;
    margin: 0 auto;
}

.hero__title {
    font-family: 'Playfair Display', serif;
    font-size: 48px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero__title span {
    color: var(--accent-yellow);
}

.hero__text {
    font-size: 20px;
    margin-bottom: 30px;
}

/* Advantages section */
.advantages {
    padding: 80px 0;
    background-color: var(--light-gray);
}

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

.advantage {
    background-color: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.advantage:hover {
    transform: translateY(-5px);
}

.advantage__icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.advantage__title {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--primary-dark);
}

/* Services section */
.services {
    padding: 80px 0;
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.service {
    padding: 30px;
    color: var(--white);
    border-radius: 8px;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.3s ease;
}
.service:hover {
    transform: translateY(-5px);
}
.service__title {
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    margin-bottom: 20px;
}

.service__list {
    list-style-type: none;
}

.service__list li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 20px;
}

.service__list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: inherit;
}
/* Order section */
.order {
    padding: 80px 0;
    background-color: var(--light-gray);
}

.order__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.order__info {
    padding: 30px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    height: 100%;
}

.order__features {
    margin: 30px 0;
}

.feature {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
}

.feature__icon {
    color: var(--primary);
    font-weight: bold;
    font-size: 20px;
    margin-right: 15px;
    flex-shrink: 0;
}

.feature__text {
    font-size: 16px;
    line-height: 1.5;
}

.order__contacts {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.order__contacts p {
    margin-bottom: 10px;
    color: var(--dark-gray);
    font-size: 15px;
}

.order__phone {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}
.link {
    color: var(--primary);
    font-weight: 500;
    margin-top: 20px;
    display: inline-block;
}

.link:hover {
    text-decoration: underline;
}
.order-form {
    background-color: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-message {
    margin-top: 20px;
    padding: 10px;
    border-radius: 4px;
    display: none;
}

/* Responsive */
@media (max-width: 992px) {
    .order__grid {
        grid-template-columns: 1fr;
    }
    
    .order__info {
        padding: 25px;
    }
}
/* Technical Requirements Section */
.tech-requirements {
    padding: 80px 0;
}

.requirements-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    padding: 40px;
    margin-top: 30px;
}

.requirements-intro {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 30px;
    color: var(--dark-gray);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.requirement-block {
    background: #f9f9f9;
    padding: 25px;
    border-radius: 6px;
    border-left: 4px solid var(--primary);
    height: 100%;
}

.requirement-block:nth-child(2) {
    border-left-color: var(--accent-yellow);
}

.requirement-block:nth-child(3) {
    border-left-color: var(--accent-pink);
}

.requirement-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
}

.requirement-list {
    list-style-type: none;
}

.requirement-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    line-height: 1.5;
}

.requirement-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: inherit;
    font-weight: bold;
}

.download-wrapper {
    text-align: center;
    margin-top: 30px;
}

.download-wrapper .btn {
    display: inline-flex;
    align-items: center;
}

/* Responsive */
@media (max-width: 992px) {
    .requirements-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-requirements {
        padding: 50px 0;
    }
    
    .requirements-card {
        padding: 25px;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .tech-requirements {
        padding: 50px 0;
    }
    
    .requirements-card {
        padding: 25px;
    }
    
    .requirements-grid {
        grid-template-columns: 1fr;
    }
}
/* Contacts section */
.contacts {
    padding: 80px 0;
    background-color: var(--light-gray);
}

.contacts__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 50px;
}

.contacts__info h3 {
    font-size: 18px;
    color: var(--primary-dark);
}

.contacts__list {
    list-style-type: none;
}

.contacts__list li, .contacts__info p {
    margin-bottom: 12px;
}

.contacts__map {
    background-color: #eee;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

/* Footer styles */
.footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 40px 0;
}

.footer__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

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

.footer__logo-img {
    height: 40px;
    width: auto;
}

.footer__text {
    margin: 0;
    font-size: 14px;
    opacity: 0.9;
    flex-grow: 1;
    text-align: center;
    padding: 0 20px;
    /* line-height: 40px; */
}

.footer__contacts {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.4;
    height: 40px;
}

.footer__phone {
    font-size: 16px;
    color: var(--white);
    text-decoration: none;
    white-space: nowrap;
}

.footer__email {
    font-size: 14px;
    color: var(--primary);
    text-decoration: none;
    white-space: nowrap;
}

/* Responsive styles */
@media (max-width: 768px) {
    .footer__content {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .footer__logo {
        justify-content: center;
    }
    
    .footer__text {
        line-height: 1.5;
        order: 2;
        margin: 10px 0;
		padding: 0;
		font-size: 12,5px;
    }
    
    .footer__contacts {
        order: 3;
        height: auto;
        align-items: center;
    }
}

/* Responsive styles */
@media (max-width: 768px) {
    .header__inner {
        flex-direction: column;
        text-align: center;
    }

    .header__contacts {
        align-items: center;
        margin-top: 15px;
    }

    .hero {
        padding: 60px 0;
    }

    .hero__title {
        font-size: 36px;
    }
	.section-title {
		font-size: 30px;
		margin-bottom: 30px;
	}
    .order__grid,
    .contacts__grid {
        grid-template-columns: 1fr;
    }
}