/* --- Общие Стили и Сброс --- */
:root {
    --color-yellow: #FFA000;
    --color-dark: #333333;
    --color-light: #FFFFFF;
    --color-grey: #f8f8f8;
    --font-main: 'Montserrat', sans-serif;
}

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

body {
    font-family: var(--font-main);
    color: var(--color-dark);
    line-height: 1.6;
    background-color: var(--color-light);
}

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

a {
    color: var(--color-dark);
    text-decoration: none;
    transition: color 0.3s;
}

a:hover {
    color: var(--color-yellow);
}

h1, h2, h3 {
    font-weight: 900;
    margin-bottom: 20px;
}

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

section {
    padding: 60px 0;
}

/* --- Шапка (Header) --- */
.header {
    background-color: var(--color-light);
    border-bottom: 1px solid var(--color-grey);
    padding: 15px 0;
}

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

.logo {
    font-size: 28px;
    font-weight: 900;
    color: var(--color-dark);
}

.logo-dot {
    color: var(--color-yellow);
    font-size: 1.2em;
    display: inline-block;
    line-height: 0;
    margin-left: 2px;
}

.contact-phone {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-yellow);
}

.contact-phone i {
    margin-right: 5px;
}

/* --- Главный Экран (Hero) --- */
.hero {
    text-align: center;
    padding: 100px 0;
    background: var(--color-light);
}

.hero h1 {
    font-size: 48px;
    max-width: 800px;
    margin: 0 auto 30px;
    line-height: 1.1;
}

.hero p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto 40px;
    color: #555;
}

/* --- Кнопки --- */
.btn {
    display: inline-block;
    padding: 15px 35px;
    font-weight: 700;
    border-radius: 5px;
    text-transform: uppercase;
    transition: background-color 0.3s, transform 0.1s;
    cursor: pointer;
    border: none;
    font-size: 16px;
}

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

.btn-primary:hover {
    background-color: #e69100; /* Немного темнее желтый */
    transform: translateY(-2px);
}

/* --- Секция Услуг (Services) --- */
.services {
    background-color: var(--color-grey);
    text-align: center;
}

.services h2 {
    margin-bottom: 50px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.service-item {
    background-color: var(--color-light);
    padding: 30px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.service-icon {
    font-size: 40px;
    color: var(--color-yellow);
    margin-bottom: 15px;
}

.service-item h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

/* --- Секция О Нас (About) --- */
.about {
    text-align: center;
    padding: 80px 0;
}

.about p {
    max-width: 800px;
    margin: 0 auto;
    font-size: 17px;
}

/* --- Секция Контактов (Contact) --- */
.contact {
    background-color: var(--color-grey);
    padding: 80px 0;
    text-align: center;
}

.contact h2 {
    margin-bottom: 40px;
}

.contact-grid {
    display: flex;
    justify-content: center;
    gap: 50px;
    max-width: 900px;
    margin: 0 auto;
    text-align: left;
}

.contact-form {
    flex: 1;
    min-width: 300px;
}

.contact-form input[type="text"],
.contact-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-family: var(--font-main);
    font-size: 16px;
}

.btn-submit {
    width: 100%;
    background-color: var(--color-yellow);
    color: var(--color-dark);
    padding: 15px;
    font-size: 18px;
    font-weight: 900;
}

.contact-info {
    flex: 1;
    padding: 20px;
    background: var(--color-light);
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.contact-info p {
    margin-bottom: 25px;
    font-size: 16px;
}

.yellow-icon {
    color: var(--color-yellow);
    margin-right: 10px;
    font-size: 20px;
}

/* --- Подвал (Footer) --- */
footer {
    background-color: var(--color-dark);
    color: var(--color-light);
    text-align: center;
    padding: 20px 0;
    font-size: 14px;
}

footer a {
    color: var(--color-light);
}

footer a:hover {
    text-decoration: underline;
}

/* --- Адаптивность (Mobile adjustments) --- */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 10px;
    }
    .contact-phone {
        font-size: 16px;
    }
    .hero h1 {
        font-size: 32px;
    }
    .service-grid {
        grid-template-columns: 1fr;
    }
    .contact-grid {
        flex-direction: column;
    }
}