/* Material Design 3 стили */
@import url('material-style.css');

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

body {
    font-family: var(--md-sys-typescale-body-large-font);
    font-size: var(--md-sys-typescale-body-large-size);
    font-weight: var(--md-sys-typescale-body-large-weight);
    line-height: var(--md-sys-typescale-body-large-line-height);
    color: var(--md-sys-color-on-background);
    background-color: var(--md-sys-color-background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (max-width: 840px) {
    .container {
        padding: 0 16px;
    }
}

/* Заголовки Material Design 3 */
h1 {
    font-family: var(--md-sys-typescale-display-large-font);
    font-size: var(--md-sys-typescale-display-large-size);
    font-weight: var(--md-sys-typescale-display-large-weight);
    line-height: var(--md-sys-typescale-display-large-line-height);
    color: var(--md-sys-color-on-background);
    margin-bottom: 24px;
}

h2 {
    font-family: var(--md-sys-typescale-headline-large-font);
    font-size: var(--md-sys-typescale-headline-large-size);
    font-weight: var(--md-sys-typescale-headline-large-weight);
    line-height: var(--md-sys-typescale-headline-large-line-height);
    color: var(--md-sys-color-on-background);
    margin-bottom: 16px;
}

h3 {
    font-family: var(--md-sys-typescale-headline-medium-font);
    font-size: var(--md-sys-typescale-headline-medium-size);
    font-weight: var(--md-sys-typescale-headline-medium-weight);
    line-height: var(--md-sys-typescale-headline-medium-line-height);
    color: var(--md-sys-color-on-surface);
    margin-bottom: 16px;
}

h4 {
    font-family: var(--md-sys-typescale-headline-small-font);
    font-size: var(--md-sys-typescale-headline-small-size);
    font-weight: var(--md-sys-typescale-headline-small-weight);
    line-height: var(--md-sys-typescale-headline-small-line-height);
    color: var(--md-sys-color-on-surface);
    margin-bottom: 12px;
}

/* Шапка сайта Material Design 3 */
header {
    background-color: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    padding: 48px 0;
    text-align: center;
}

header h1 {
    color: var(--md-sys-color-on-primary-container);
    margin-bottom: 8px;
    font-size: 2.5rem;
}

.tagline {
    font-family: var(--md-sys-typescale-title-large-font);
    font-size: var(--md-sys-typescale-title-large-size);
    font-weight: var(--md-sys-typescale-title-large-weight);
    line-height: var(--md-sys-typescale-title-large-line-height);
    color: var(--md-sys-color-on-primary-container);
    opacity: 0.87;
}

/* Навигация Material Design 3 */
nav {
    background-color: var(--md-sys-color-surface-container);
    box-shadow: var(--md-sys-elevation-level2);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

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

@media (max-width: 768px) {
    nav .container {
        justify-content: flex-start;
    }
    
    .nav-menu:not(.active) {
        display: none;
    }
}

/* Кнопка мобильного меню */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: 8px 12px;
    cursor: pointer;
    border-radius: var(--md-sys-shape-corner-small);
    color: var(--md-sys-color-on-surface);
    transition: all var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
    position: relative;
    overflow: hidden;
    align-items: center;
    gap: 8px;
}

.mobile-menu-toggle::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--md-sys-color-on-surface);
    opacity: 0;
    transition: opacity var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
}

.mobile-menu-toggle:hover::before {
    opacity: 0.08;
}

.mobile-menu-toggle .material-symbols-outlined {
    font-size: 24px;
    transition: transform var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
}

.mobile-menu-toggle.active .material-symbols-outlined {
    transform: rotate(90deg);
}

.menu-text {
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-label-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    line-height: var(--md-sys-typescale-label-large-line-height);
}

.nav-menu {
    list-style: none;
    display: flex;
    padding: 0;
    margin: 0;
}

nav li {
    margin: 0;
}

nav a {
    display: flex;
    align-items: center;
    padding: 16px 24px;
    text-decoration: none;
    color: var(--md-sys-color-on-surface);
    font-family: var(--md-sys-typescale-title-medium-font);
    font-size: var(--md-sys-typescale-title-medium-size);
    font-weight: var(--md-sys-typescale-title-medium-weight);
    border-radius: var(--md-sys-shape-corner-full);
    margin: 8px 4px;
    transition: all var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
    position: relative;
    overflow: hidden;
}

nav a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--md-sys-color-on-surface);
    opacity: 0;
    transition: opacity var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
}

nav a:hover::before {
    opacity: 0.08;
}

nav a.active {
    background-color: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
}

nav a.active::before {
    background-color: var(--md-sys-color-on-secondary-container);
}

/* Основной контент */
main {
    padding: 32px 0;
    min-height: calc(100vh - 300px);
}

/* Секции Material Design 3 */
section {
    margin-bottom: 32px;
    background-color: var(--md-sys-color-surface-container-low);
    padding: 32px;
    border-radius: var(--md-sys-shape-corner-large);
    box-shadow: var(--md-sys-elevation-level1);
    color: var(--md-sys-color-on-surface);
}

/* Героблок Material Design 3 */
.hero {
    text-align: center;
    padding: 48px 32px;
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    border-radius: var(--md-sys-shape-corner-large);
    margin-bottom: 32px;
}

.hero h2 {
    color: var(--md-sys-color-on-primary);
    font-family: var(--md-sys-typescale-headline-large-font);
    font-size: var(--md-sys-typescale-headline-large-size);
    font-weight: var(--md-sys-typescale-headline-large-weight);
    line-height: var(--md-sys-typescale-headline-large-line-height);
    margin-bottom: 16px;
}

.hero p {
    font-family: var(--md-sys-typescale-title-large-font);
    font-size: var(--md-sys-typescale-title-large-size);
    font-weight: var(--md-sys-typescale-title-large-weight);
    line-height: var(--md-sys-typescale-title-large-line-height);
    color: var(--md-sys-color-on-primary);
    margin-bottom: 32px;
    opacity: 0.87;
}

/* Кнопки Material Design 3 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    text-decoration: none;
    border-radius: var(--md-sys-shape-corner-full);
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-label-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    line-height: var(--md-sys-typescale-label-large-line-height);
    cursor: pointer;
    border: none;
    transition: all var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
    position: relative;
    overflow: hidden;
    min-height: 40px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
}

.btn:hover::before {
    opacity: 0.08;
}

.btn-primary {
    background-color: var(--md-sys-color-on-primary);
    color: var(--md-sys-color-primary);
    box-shadow: var(--md-sys-elevation-level1);
}

.btn-primary::before {
    background-color: var(--md-sys-color-primary);
}

.btn-primary:hover {
    box-shadow: var(--md-sys-elevation-level2);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
}

.btn-secondary::before {
    background-color: var(--md-sys-color-on-secondary-container);
}

.btn-outlined {
    background-color: transparent;
    color: var(--md-sys-color-primary);
    border: 1px solid var(--md-sys-color-outline);
}

.btn-outlined::before {
    background-color: var(--md-sys-color-primary);
}

.btn-text {
    background-color: transparent;
    color: var(--md-sys-color-primary);
    padding: 10px 12px;
}

.btn-text::before {
    background-color: var(--md-sys-color-primary);
}

/* Сетка услуг Material Design 3 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.service-card {
    background-color: var(--md-sys-color-surface-container);
    color: var(--md-sys-color-on-surface);
    padding: 24px;
    border-radius: var(--md-sys-shape-corner-medium);
    border-left: 4px solid var(--md-sys-color-primary);
    box-shadow: var(--md-sys-elevation-level1);
    transition: all var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
}

.service-card:hover {
    box-shadow: var(--md-sys-elevation-level2);
    transform: translateY(-2px);
}

.service-card h4 {
    color: var(--md-sys-color-primary);
    margin-bottom: 8px;
    font-family: var(--md-sys-typescale-title-medium-font);
    font-size: var(--md-sys-typescale-title-medium-size);
    font-weight: var(--md-sys-typescale-title-medium-weight);
    line-height: var(--md-sys-typescale-title-medium-line-height);
}

.service-card p {
    color: var(--md-sys-color-on-surface-variant);
    font-family: var(--md-sys-typescale-body-medium-font);
    font-size: var(--md-sys-typescale-body-medium-size);
    font-weight: var(--md-sys-typescale-body-medium-weight);
    line-height: var(--md-sys-typescale-body-medium-line-height);
}

/* Каталог услуг Material Design 3 */
.service-category {
    margin-bottom: 48px;
}

.service-category h3 {
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    padding: 16px 24px;
    margin: -32px -32px 32px -32px;
    border-radius: var(--md-sys-shape-corner-large) var(--md-sys-shape-corner-large) 0 0;
    font-family: var(--md-sys-typescale-headline-medium-font);
    font-size: var(--md-sys-typescale-headline-medium-size);
    font-weight: var(--md-sys-typescale-headline-medium-weight);
    line-height: var(--md-sys-typescale-headline-medium-line-height);
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.service-item {
    background-color: var(--md-sys-color-surface-container);
    color: var(--md-sys-color-on-surface);
    padding: 24px;
    border-radius: var(--md-sys-shape-corner-medium);
    border: 1px solid var(--md-sys-color-outline-variant);
    position: relative;
    transition: all var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
    box-shadow: var(--md-sys-elevation-level1);
}

.service-item:hover {
    box-shadow: var(--md-sys-elevation-level2);
    transform: translateY(-1px);
}

.service-item h4 {
    margin-bottom: 8px;
    color: var(--md-sys-color-on-surface);
    padding-right: 120px;
    font-family: var(--md-sys-typescale-title-medium-font);
    font-size: var(--md-sys-typescale-title-medium-size);
    font-weight: var(--md-sys-typescale-title-medium-weight);
    line-height: var(--md-sys-typescale-title-medium-line-height);
}

.service-item p {
    color: var(--md-sys-color-on-surface-variant);
    margin-bottom: 0;
    font-family: var(--md-sys-typescale-body-medium-font);
    font-size: var(--md-sys-typescale-body-medium-size);
    font-weight: var(--md-sys-typescale-body-medium-weight);
    line-height: var(--md-sys-typescale-body-medium-line-height);
}

.service-price {
    position: absolute;
    top: 24px;
    right: 24px;
    background-color: var(--md-sys-color-tertiary-container);
    color: var(--md-sys-color-on-tertiary-container);
    padding: 8px 16px;
    border-radius: var(--md-sys-shape-corner-full);
    font-family: var(--md-sys-typescale-label-large-font);
    font-size: var(--md-sys-typescale-label-large-size);
    font-weight: var(--md-sys-typescale-label-large-weight);
    line-height: var(--md-sys-typescale-label-large-line-height);
}

/* Контактная информация Material Design 3 */
.contact-info {
    background-color: var(--md-sys-color-surface-container-high);
    color: var(--md-sys-color-on-surface);
    padding: 24px;
    border-radius: var(--md-sys-shape-corner-medium);
    margin-top: 16px;
    box-shadow: var(--md-sys-elevation-level1);
}

.contact-info p {
    margin-bottom: 8px;
    font-family: var(--md-sys-typescale-body-medium-font);
    font-size: var(--md-sys-typescale-body-medium-size);
    font-weight: var(--md-sys-typescale-body-medium-weight);
    line-height: var(--md-sys-typescale-body-medium-line-height);
}

.contact-info a {
    color: var(--md-sys-color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
}

.contact-info a:hover {
    text-decoration: underline;
    color: var(--md-sys-color-primary);
}

/* Страница контактов Material Design 3 */
.contacts-main {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
}

.contact-item {
    background-color: var(--md-sys-color-surface-container);
    color: var(--md-sys-color-on-surface);
    padding: 24px;
    border-radius: var(--md-sys-shape-corner-medium);
    margin-bottom: 16px;
    border-left: 4px solid var(--md-sys-color-primary);
    box-shadow: var(--md-sys-elevation-level1);
    transition: all var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
}

.contact-item:hover {
    box-shadow: var(--md-sys-elevation-level2);
    transform: translateY(-1px);
}

.contact-item h4 {
    color: var(--md-sys-color-primary);
    margin-bottom: 8px;
    font-family: var(--md-sys-typescale-title-medium-font);
    font-size: var(--md-sys-typescale-title-medium-size);
    font-weight: var(--md-sys-typescale-title-medium-weight);
    line-height: var(--md-sys-typescale-title-medium-line-height);
}

.contact-item p {
    color: var(--md-sys-color-on-surface-variant);
    margin-bottom: 8px;
    font-family: var(--md-sys-typescale-body-medium-font);
    font-size: var(--md-sys-typescale-body-medium-size);
    font-weight: var(--md-sys-typescale-body-medium-weight);
    line-height: var(--md-sys-typescale-body-medium-line-height);
}

.contact-item a {
    color: var(--md-sys-color-primary);
    text-decoration: none;
    font-weight: 500;
}

.contact-item a:hover {
    text-decoration: underline;
}

.working-hours {
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    padding: 32px;
    border-radius: var(--md-sys-shape-corner-large);
    text-align: center;
    box-shadow: var(--md-sys-elevation-level2);
}

.working-hours h3 {
    color: var(--md-sys-color-on-primary);
    margin-bottom: 16px;
    font-family: var(--md-sys-typescale-headline-medium-font);
    font-size: var(--md-sys-typescale-headline-medium-size);
    font-weight: var(--md-sys-typescale-headline-medium-weight);
    line-height: var(--md-sys-typescale-headline-medium-line-height);
}

.working-hours p {
    color: var(--md-sys-color-on-primary);
    margin-bottom: 8px;
    opacity: 0.87;
}

/* Реквизиты Material Design 3 */
.requisites {
    background-color: var(--md-sys-color-surface-container-high);
    color: var(--md-sys-color-on-surface);
    padding: 24px;
    border-radius: var(--md-sys-shape-corner-medium);
    border: 1px solid var(--md-sys-color-outline-variant);
    box-shadow: var(--md-sys-elevation-level1);
}

.requisites p {
    margin-bottom: 8px;
    font-family: var(--md-sys-typescale-body-medium-font);
    font-size: var(--md-sys-typescale-body-medium-size);
    font-weight: var(--md-sys-typescale-body-medium-weight);
    line-height: var(--md-sys-typescale-body-medium-line-height);
    color: var(--md-sys-color-on-surface-variant);
}

/* Оферта Material Design 3 */
.offer-content {
    background-color: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
}

.offer-section {
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

.offer-section:last-child {
    border-bottom: none;
}

.offer-section h3 {
    color: var(--md-sys-color-primary);
    margin-bottom: 16px;
    font-family: var(--md-sys-typescale-headline-medium-font);
    font-size: var(--md-sys-typescale-headline-medium-size);
    font-weight: var(--md-sys-typescale-headline-medium-weight);
    line-height: var(--md-sys-typescale-headline-medium-line-height);
}

.offer-section h4 {
    margin-top: 16px;
    margin-bottom: 8px;
    color: var(--md-sys-color-on-surface);
    font-family: var(--md-sys-typescale-title-medium-font);
    font-size: var(--md-sys-typescale-title-medium-size);
    font-weight: var(--md-sys-typescale-title-medium-weight);
    line-height: var(--md-sys-typescale-title-medium-line-height);
}

.offer-section p {
    color: var(--md-sys-color-on-surface-variant);
    margin-bottom: 16px;
    font-family: var(--md-sys-typescale-body-medium-font);
    font-size: var(--md-sys-typescale-body-medium-size);
    font-weight: var(--md-sys-typescale-body-medium-weight);
    line-height: var(--md-sys-typescale-body-medium-line-height);
}

.offer-section ul {
    margin-left: 32px;
    margin-bottom: 16px;
}

.offer-section li {
    margin-bottom: 8px;
    color: var(--md-sys-color-on-surface-variant);
    font-family: var(--md-sys-typescale-body-medium-font);
    font-size: var(--md-sys-typescale-body-medium-size);
    font-weight: var(--md-sys-typescale-body-medium-weight);
    line-height: var(--md-sys-typescale-body-medium-line-height);
}

/* Подвал Material Design 3 */
footer {
    background-color: var(--md-sys-color-surface-container-highest);
    color: var(--md-sys-color-on-surface);
    padding: 32px 0;
    margin-top: 48px;
    border-top: 1px solid var(--md-sys-color-outline-variant);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
}

.company-info h4,
.footer-contacts h4 {
    color: var(--md-sys-color-on-surface);
    margin-bottom: 16px;
    font-family: var(--md-sys-typescale-title-medium-font);
    font-size: var(--md-sys-typescale-title-medium-size);
    font-weight: var(--md-sys-typescale-title-medium-weight);
    line-height: var(--md-sys-typescale-title-medium-line-height);
}

.company-info p,
.footer-contacts p {
    color: var(--md-sys-color-on-surface-variant);
    margin-bottom: 8px;
    font-family: var(--md-sys-typescale-body-medium-font);
    font-size: var(--md-sys-typescale-body-medium-size);
    font-weight: var(--md-sys-typescale-body-medium-weight);
    line-height: var(--md-sys-typescale-body-medium-line-height);
}

.footer-contacts a {
    color: var(--md-sys-color-primary);
    text-decoration: none;
    transition: all var(--md-sys-motion-duration-short4) var(--md-sys-motion-easing-standard);
}

.footer-contacts a:hover {
    color: var(--md-sys-color-primary);
    text-decoration: underline;
}

/* Адаптивность Material Design 3 */
@media (max-width: 840px) {
    .container {
        padding: 0 16px;
    }
    
    nav a {
        padding: 12px 16px;
        margin: 4px 2px;
    }
    
    .hero {
        padding: 32px 24px;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .contacts-main,
    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    section {
        padding: 24px 16px;
    }
    
    .service-category h3 {
        margin: -24px -16px 24px -16px;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--md-sys-color-surface-container);
        flex-direction: column;
        padding: 16px;
        box-shadow: var(--md-sys-elevation-level3);
        border-top: 1px solid var(--md-sys-color-outline-variant);
        z-index: 1000;
    }
    
    .nav-menu.active {
        display: flex;
        animation: slideDown var(--md-sys-motion-duration-medium2) var(--md-sys-motion-easing-standard);
    }
    
    .nav-menu li {
        margin: 0;
    }
    
    .nav-menu a {
        padding: 16px 12px;
        margin: 4px 0;
        border-radius: var(--md-sys-shape-corner-medium);
        width: 100%;
        justify-content: flex-start;
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 600px) {
    
    header {
        padding: 32px 0;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .service-item h4 {
        padding-right: 0;
        margin-bottom: 16px;
    }
    
    .service-price {
        position: static;
        display: inline-block;
        margin-top: 16px;
    }
    
    .hero h2 {
        font-size: 1.75rem;
    }
    
    section {
        padding: 16px;
        margin-bottom: 16px;
    }
}

@media (max-width: 480px) {
    header {
        padding: 24px 0;
    }
    
    header h1 {
        font-size: 1.75rem;
    }
    
    .hero {
        padding: 24px 16px;
        margin: 16px 0;
    }
    
    .hero h2 {
        font-size: 1.5rem;
    }
    
    .container {
        padding: 0 12px;
    }
    
    section {
        padding: 16px 12px;
        margin: 0 -12px 16px -12px;
        border-radius: var(--md-sys-shape-corner-medium);
    }
    
    .service-category h3 {
        margin: -16px -12px 16px -12px;
        padding: 12px 16px;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}