html {
    font-size: 14px;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
}

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* Сброс и базовые стили */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #222;
    background-color: #f5f5f5;
}

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

    a:hover {
        text-decoration: none;
    }

img {
    max-width: 100%;
    display: block;
}

/* Контейнер блока контактов */
.header__contact-block {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: 20px;
    white-space: nowrap;
}

.header__contact-left {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    line-height: 1.3;
}

.header .header__contact-left .header__phone {
    font-size: 19px;
    font-weight: 700;
    color: #222;
    text-decoration: none;
}
.header__address {
    font-size: 13px;
    color: #777;
}

.header__contact-right {
    display: flex;
    align-items: center;
}

.header__callback {
    padding: 10px 10px !important;
    font-size: 16px !important;
    font-weight: 600;
}



.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: #ffffff;
    border-bottom: 1px solid #eee;
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    gap: 16px;
}

/* Логотип */
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    text-decoration: none;
}

.logo__mark {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #ffc800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
}

.logo__text {
    font-size: 14px;
}
.logo__brand {
    font-weight: 700;
}

.logo__tagline {
    font-weight: 400;
}



/* Навигация */
.nav {
    display: flex;
    gap: 12px;
    font-size: 14px;
}

.nav__link {
    padding: 6px 8px;
    border-radius: 999px;
    white-space: nowrap;
    text-decoration: none;
}

    .nav__link:hover {
        background-color: rgba(0, 0, 0, 0.04);
    }

/* Контакты в шапке */
.header__contacts {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.header__phone {
    font-weight: 600;
    font-size: 14px;
}

/* Бургер и мобильное меню */
.burger {
    display: none;
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    padding: 0;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    cursor: pointer;
}

    .burger span {
        display: block;
        height: 2px;
        background: #222;
        border-radius: 999px;
    }

.mobile-menu {
    display: none;
    flex-direction: column;
    padding: 8px 16px 16px;
    border-top: 1px solid #eee;
    background: #fff;
}

.mobile-menu__link {
    padding: 8px 0;
    font-size: 14px;
}

.mobile-menu__phone {
    margin-top: 8px;
    font-weight: 600;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 999px;
    border: none;
    background: #ffc800;
    font-weight: 600;
    cursor: pointer;
    font-size: 14px;
    transition: transform 0.1s ease, box-shadow 0.1s ease, background 0.1s ease;
}

    .btn:hover {
        background: #ffb800;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
        transform: translateY(-1px);
    }

    .btn:active {
        transform: translateY(0);
        box-shadow: none;
    }

.btn--small {
    padding: 6px 12px;
    font-size: 13px;
}

.btn--outline {
    background: transparent;
    border: 1px solid #ffc800;
}

    .btn--outline:hover {
        background: #fff8d6;
    }

.btn--full {
    width: 100%;
}

/* HERO */
.hero {
    padding: 15px 0 20px;
    background: linear-gradient(120deg, #ffffff 40%, #fff5cc 100%);
}

.hero__inner {
    padding: 4px 0;
}

.hero__img {
    width: 100%;
    max-width: 650px;
    height: auto;
    border-radius: 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    margin-top: 24px;
}

@media (min-width: 992px) {
    .hero__img {
        margin-top: 0;
    }
}

.hero__geo {
    font-size: 14px;
    color: #777;
}

.hero__title {
    margin: 8px 0 12px;
    font-size: 32px;
    line-height: 1.2;
}

.hero__subtitle {
    margin: 0 0 10px;
    font-size: 16px;
}

.hero__benefits {
    margin: 0 0 10px;
    padding-left: 18px;
    font-size: 14px;
}

    .hero__benefits li + li {
        margin-top: 4px;
    }

.hero__image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__mockup {
    border-radius: 24px;
    background: #d0e7ff;
    padding: 32px 24px;
    text-align: center;
    font-size: 14px;
}

/* Общие секции */
.section {
    padding: 20px 0;
    background: #f5f5f5;
}

.section--gray {
    background: #eeeeee;
}

.section__title {
    margin: 0 0 8px;
    font-size: 26px;
}

.section__subtitle {
    margin: 0 0 24px;
    color: #666;
}

/* FORM */
.form {
    background: #fff;
    padding: 10px 20px 10px;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    max-width: 480px;
    width: 100%;
}

.form__title {
    margin: 0 0 12px;
    font-size: 16px;
}

.form__row {
    margin-bottom: 10px;
}

.form input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 999px;
    border: 1px solid #ddd;
    font-size: 14px;
    outline: none;
}

    .form input:focus {
        border-color: #ffc800;
        box-shadow: 0 0 0 2px rgba(255, 200, 0, 0.2);
    }

.form__note {
    margin-top: 5px;
    font-size: 12px;
    color: #777;
}

.form--inline {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.quiz__form {
    padding-top: 30px;
    padding-bottom: 505px;
    padding-left: 24px;
    padding-right: 24px;
}

    .quiz__form input {
        margin-bottom: 12px;
        padding-top: 12px;
        padding-bottom: 12px;
    }

/* Cards (популярные станции) */
.cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.card {
    background: #fff;
    border-radius: 18px;
    padding: 18px 16px 20px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

.card__title {
    margin: 0 0 4px;
    font-size: 18px;
}

.card__people {
    margin: 0 0 8px;
    font-size: 14px;
    color: #666;
}

.card__price {
    margin: 0 0 4px;
    font-weight: 700;
}

.card__price-sub {
    margin: 0 0 10px;
    font-size: 13px;
    color: #666;
}

.card__list {
    margin: 0 0 12px;
    padding-left: 18px;
    font-size: 14px;
}

.card__image {
    width: 60%;
    aspect-ratio: 1 / 1;
    border-radius: 16px;
    overflow: hidden;
    margin: 0 auto 12px;
    background: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Блоки серий (БИО / ПРО / ГРУНТ) */
.series {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.3fr);
    gap: 24px;
    align-items: flex-start;
}

.series__desc ul {
    margin: 0 0 12px;
    padding-left: 18px;
    font-size: 14px;
}

.series__desc p {
    margin: 0 0 12px;
    font-size: 14px;
    color: #444;
}

.series__table-wrap {
    overflow-x: auto;
}

.series__table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

    .series__table th,
    .series__table td {
        padding: 8px 10px;
        border-bottom: 1px solid #eee;
        text-align: left;
        white-space: nowrap;
    }

    .series__table thead {
        background: #fff8d6;
        font-weight: 600;
    }

    .series__table tbody tr:last-child td {
        border-bottom: none;
    }

.series__note {
    margin-top: 8px;
    font-size: 12px;
    color: #777;
}

/* Адаптив для блоков серий */
@media (max-width: 960px) {
    .series {
        grid-template-columns: minmax(0, 1fr);
    }
}

.series__intro {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 12px;
}

.series__img {
    width: 110px;
    height: 110px;
    border-radius: 12px;
    object-fit: cover;
    flex-shrink: 0;
}

.series__intro-text {
    font-size: 14px;
    color: #444;
}

@media (max-width: 480px) {
    .series__img {
        width: 90px;
        height: 90px;
    }
}

/* Steps (как мы работаем) */
.steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.steps__item {
    background: #fff;
    border-radius: 16px;
    padding: 14px 14px 16px;
}

.steps__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #ffc800;
    font-weight: 700;
    margin-bottom: 6px;
}

/* Gallery (наши работы) */
.gallery {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.gallery__item {
    background: #fff;
    border-radius: 16px;
    padding: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.gallery__img {
    width: 100%;
    height: 180px;
    border-radius: 12px;
    object-fit: cover;
}

.gallery__title {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
}

.gallery__text {
    margin: 0;
    font-size: 13px;
    color: #555;
}

.gallery_btn {
    margin-top: 15px;
}

/* Адаптив — на узких экранах по одной работе в строку */
@media (max-width: 960px) {
    .gallery {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .gallery {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* Reviews (отзывы) */
.reviews {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 15px;
}

.review {
    background: #fff;
    border-radius: 16px;
    padding: 10px 16px 5px;
}

.review__text {
    margin: 0 0 5px;
}

/* FAQ */
.faq__item {
    margin-bottom: 8px;
    background: #fff;
    border-radius: 12px;
    padding: 10px 14px;
    cursor: pointer;
}

/* Contacts */
.contacts {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 24px;
    align-items: stretch;
}

.contacts__map-placeholder {
    height: 240px;
    border-radius: 18px;
    background: #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contacts__legal {
    margin-top: 12px;
    font-size: 13px;
    color: #666;
}

/* Footer */
.footer {
    padding: 16px 0;
    background: #111;
    color: #fff;
}

.footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 13px;
}

.footer__link {
    text-decoration: underline;
    color: #fff;
}

/* Quiz */
.quiz {
    background: #fff;
    border-radius: 18px;
    padding: 18px 16px 20px;
    max-width: 540px;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.08);
}

.quiz__step {
    display: none;
}

.quiz__step--active {
    display: block;
}

.quiz__question {
    margin: 0 0 12px;
    font-weight: 600;
}

.quiz__options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.quiz__option {
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid #ddd;
    background: #f9f9f9;
    font-size: 14px;
    cursor: pointer;
}

.quiz__option--selected {
    border-color: #ffc800;
    background: #fff8d6;
}

.quiz__controls {
    display: flex;
    gap: 8px;
}

/* Адаптив */
@media (max-width: 960px) {
    .hero__inner {
        grid-template-columns: minmax(0, 1fr);
    }

    .cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .steps {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .gallery {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .reviews {
        grid-template-columns: minmax(0, 1fr);
    }

    .contacts {
        grid-template-columns: minmax(0, 1fr);
    }

    .nav {
        display: none;
    }

    .header__contacts {
        display: none;
    }

    .burger {
        display: inline-flex;
    }

    .mobile-menu--open {
        display: flex;
    }

    .header__inner {
        flex-wrap: nowrap;
        align-items: center;
        gap: 8px;
    }

    .logo {
        flex: 0 0 auto;
    }

    .header__contact-block {
        margin-left: auto;
        flex: 0 0 auto;
        align-items: center;
        gap: 8px;
        white-space: nowrap;
    }

    .header__contact-left {
        align-items: flex-end;
    }

    .header__phone {
        font-size: 16px;
        font-weight: 700;
    }

    .header__address {
        display: none;
    }

    .header__contact-right {
        display: none;
    }

    .burger {
        flex: 0 0 auto;
        margin-left: 8px;
    }
}

@media (max-width: 640px) {
    .hero {
        padding-top: 24px;
    }

    .section {
        padding: 32px 0;
    }

    .cards {
        grid-template-columns: minmax(0, 1fr);
    }

    .steps {
        grid-template-columns: minmax(0, 1fr);
    }

    .gallery {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero__title {
        font-size: 26px;
    }

    .footer__inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .form--inline {
        flex-direction: column;
        align-items: stretch;
    }
}