:root {
    --primary-color: #2c3e50;
    --secondary-color: #ff6b00;
    --text-color: #333;
    --light-text: #fff;
    --card-background: #fff;
    --border-radius: 25px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --font-family-regular: "Stem-Medium", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-family-medium: "Stem-Bold", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-family-bold: "Stem-Bold", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@font-face {
    font-family: 'Stem-Regular';
    src: url('../fonts/Stem-ExtraLight.eot');
    src: url('../fonts/Stem-ExtraLight.eot?#iefix') format('embedded-opentype'),
         url('../fonts/Stem-ExtraLight.woff2') format('woff2'),
         url('../fonts/Stem-ExtraLight.woff') format('woff'),
         url('../fonts/Stem-ExtraLight.ttf') format('truetype');
    font-weight: 200;
    font-style: normal;
    font-display: swap;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

@font-face {
    font-family: 'Stem-Medium';
    src: url('../fonts/Stem-SemiLight.eot');
    src: url('../fonts/Stem-SemiLight.eot?#iefix') format('embedded-opentype'),
         url('../fonts/Stem-SemiLight.woff2') format('woff2'),
         url('../fonts/Stem-SemiLight.woff') format('woff'),
         url('../fonts/Stem-SemiLight.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

@font-face {
    font-family: 'Stem-Bold';
    src: url('../fonts/Stem-Medium.eot');
    src: url('../fonts/Stem-Medium.eot?#iefix') format('embedded-opentype'),
         url('../fonts/Stem-Medium.woff2') format('woff2'),
         url('../fonts/Stem-Medium.woff') format('woff'),
         url('../fonts/Stem-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-regular);
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f5f5f5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

header {
    background-color: var(--primary-color);
    color: var(--light-text);
    padding: 30px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 30px;
}

.logo img {
    max-width: 250px;
    height: auto;
}

.header-info {
    text-align: center;
    flex: 1;
}

.header-info h1 {
    font-family: var(--font-family-bold);
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.header-info p {
    font-family: var(--font-family-regular);
    font-size: 1.2rem;
    opacity: 0.9;
}

section {
    background-color: var(--card-background);
    padding: 30px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

h2 {
    font-family: var(--font-family-bold);
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 20px;
    text-align: center;
}

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

.info-block {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: var(--border-radius);
    text-align: center;
}

.info-block h3 {
    font-family: var(--font-family-bold);
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
    text-align: center;
}

.advantages {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 30px 0;
    justify-items: center;
}

.advantage {
    display: flex;
    align-items: center;
    gap: 10px;
    text-align: center;
    flex-direction: column;
    width: 100%;
}

.advantage i {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.advantage p {
    font-family: var(--font-family-medium);
    text-align: center;
    margin: 0;
}

.advantage.centered {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.advantage.centered p {
    font-size: 1.2rem;
    line-height: 1.6;
    color: var(--text-color);
    text-align: center;
    width: 100%;
}

.work-steps {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.work-steps ol {
    list-style-type: none;
    counter-reset: step-counter;
    padding: 0;
    margin: 0;
}

.work-steps li {
    position: relative;
    padding: 15px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.work-steps li:last-child {
    border-bottom: none;
}

.work-steps li::before {
    content: counter(step-counter);
    counter-increment: step-counter;
    position: absolute;
    left: 0;
    top: 15px;
    background-color: var(--secondary-color);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

.work-steps li h3 {
    margin-left: 45px;
    margin-bottom: 5px;
    color: var(--primary-color);
    font-size: 1.3rem;
    line-height: 30px;
}

.work-steps li p {
    margin-left: 45px;
    color: var(--text-color);
    opacity: 0.9;
    line-height: 1.5;
    font-size: 1.1rem;
    font-weight: 500;
}

.price-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.price-card {
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
}

.price-card h3 {
    font-family: var(--font-family-bold);
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.price {
    font-family: var(--font-family-bold);
    font-size: 2rem;
    color: var(--secondary-color);
    font-weight: 700;
    margin-bottom: 20px;
}

.price-card ul {
    list-style: none;
    text-align: left;
    margin-top: 20px;
}

.price-card ul li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
    font-family: var(--font-family-regular);
}

.price-card ul li:before {
    content: "✓";
    color: var(--secondary-color);
    position: absolute;
    left: 0;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
    text-align: center;
}

.contact-info p {
    font-family: var(--font-family-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.contact-info i {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

footer {
    text-align: center;
    padding: 20px;
    color: var(--text-color);
    opacity: 0.8;
}

footer p {
    font-family: var(--font-family-regular);
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        text-align: center;
    }

    .logo img {
        max-width: 200px;
    }

    .header-info h1 {
        font-size: 2rem;
    }

    .info-grid, .advantages, .work-steps, .price-cards {
        grid-template-columns: 1fr;
    }

    .price-card {
        padding: 20px;
    }

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

    .work-steps li {
        padding: 15px 0;
    }
    
    .work-steps li h3 {
        font-size: 1.2rem;
    }
    
    .work-steps li p {
        font-size: 0.9rem;
    }
}

.text-block {
    max-width: 800px;
    margin: 0 auto 40px;
    text-align: left;
}

.text-block p {
    font-size: 1.2rem;
    line-height: 1.6;
    color: var(--text-color);
    margin-bottom: 20px;
    text-align: left;
    font-family: var(--font-family-medium);
    font-weight: 500;
}

.text-block p:last-child {
    margin-bottom: 0;
}

.text-block p.centered {
    text-align: center;
    font-weight: 600;
    margin-bottom: 30px;
    font-size: 1.6rem;
}

.principles-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.principles-list li {
    position: relative;
    padding-left: 35px;
    margin-bottom: 10px;
    font-size: 1.2rem;
    line-height: 1.6;
    color: var(--text-color);
    display: flex;
    align-items: center;
    font-family: var(--font-family-regular);
    font-weight: 500;
}

.principles-list li:before {
    content: "";
    position: absolute;
    left: 0;
    width: 12px;
    height: 12px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
}

.tariff-block {
    max-width: 800px;
    margin: 0 auto 600px;
}

.tariff-block:last-child {
    margin-bottom: 0;
}

.tariff-block h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 600;
    text-align: center;
}

.tariff-subtitle {
    font-size: 1.4rem;
    color: var(--text-color);
    margin: 25px 0 15px;
    font-weight: 700;
    text-align: left;
}

.tariff-block .principles-list {
    margin-bottom: 30px;
}

.tariff-block .principles-list:last-child {
    margin-bottom: 0;
}

.tariffs-section {
    background-color: #ffffff;
    padding: 40px;
    border-radius: var(--border-radius);
    margin: 40px 0;
    box-shadow: var(--shadow);
}

.tariff-content {
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
}

.tariff-block:last-child .tariff-content {
    margin-bottom: 0;
}

.tariff-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    text-align: center;
    margin: 20px 0 30px;
    font-family: var(--font-family-bold);
}

.work-process {
    background-color: var(--card-background);
    padding: 40px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

.work-process h2 {
    text-align: center;
    margin-bottom: 40px;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.process-step {
    flex: 1;
    text-align: center;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: var(--border-radius);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

.process-step i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.process-step h3 {
    font-family: var(--font-family-bold);
    color: var(--primary-color);
    font-size: 1.1rem;
    margin: 0;
}

.process-step p {
    color: var(--text-color);
    font-size: 1rem;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .process-steps {
        flex-direction: column;
    }
}

.centered {
    text-align: center;
    margin: 20px 0;
}

.centered:last-of-type {
    color: #FF6B00;
    font-weight: bold;
}