/* --- ГЛОБАЛЬНЫЕ НАСТРОЙКИ --- */
:root {
    --primary-bg: #F8F9FA;
    --secondary-bg: #FFFFFF;
    --text-dark: #212529;
    --text-light: #6C757D;
    --accent-color: #087F8C;
    --accent-hover: #076C78;
    --border-color: #DEE2E6;

    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    background-color: var(--primary-bg);
    color: var(--text-dark);
    -webkit-font-smoothing: antialiased;
}

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

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

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

ul {
    list-style: none;
}

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

/* --- ХЕДЕР --- */
.header {
    background-color: var(--secondary-bg);
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.header__logo {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
}

.header__burger {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1002;
    color: var(--text-dark);
}

.header__nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 80%;
    height: 100vh;
    background-color: var(--secondary-bg);
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    padding-top: 80px;
    z-index: 1001;
    border-left: 1px solid var(--border-color);
}

.header__nav.is-active {
    transform: translateX(0);
}

body.no-scroll {
    overflow: hidden;
}

.header__nav-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.header__nav-item {
    width: 100%;
    text-align: center;
}

.header__nav-link {
    font-size: 18px;
    color: var(--text-dark);
    padding: 10px 20px;
    display: block;
}

.header__nav-link--button {
    background-color: var(--accent-color);
    color: var(--secondary-bg);
    border-radius: 5px;
    transition: background-color 0.3s ease;
}
.header__nav-link--button:hover {
    background-color: var(--accent-hover);
    color: var(--secondary-bg);
}


/* --- ФУТЕР --- */
.footer {
    background-color: #fff;
    padding: 60px 0 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-light);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer__column .footer__logo {
    font-family: var(--font-heading);
    font-size: 28px;
    color: var(--text-dark);
    margin-bottom: 10px;
    display: inline-block;
}

.footer__tagline {
    font-size: 14px;
}

.footer__title {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer__nav-list, .footer__legal-list, .footer__contact-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer__link {
    color: var(--text-light);
    font-size: 15px;
}

.footer__contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.footer__contact-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    margin-top: 2px;
    color: var(--accent-color);
}

.footer__address {
    font-style: normal;
    font-size: 15px;
}

.footer__bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    font-size: 14px;
}


/* --- АДАПТИВНОСТЬ --- */
@media (min-width: 768px) {
    .header__burger {
        display: none;
    }

    .header__nav {
        position: static;
        height: auto;
        width: auto;
        background: none;
        transform: none;
        padding-top: 0;
        border-left: none;
    }

    .header__nav-list {
        flex-direction: row;
        align-items: center;
        gap: 25px;
    }
    
    .header__nav-link {
        font-size: 16px;
        padding: 0;
        display: inline;
    }

    .header__nav-link--button {
       padding: 8px 16px;
    }

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

@media (min-width: 1024px) {
    .footer__grid {
        grid-template-columns: 1.5fr 1fr 1.5fr 1.5fr;
        gap: 60px;
    }
}

/* --- СЕКЦИЯ HERO --- */
.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    padding: 100px 0;
    color: var(--secondary-bg);
    text-align: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(rgba(15, 23, 42, 0.7), rgba(15, 23, 42, 0.7)), url('../img/some_bg.jpg');
    background-size: cover;
    background-position: center;
    z-index: -1;
}

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

.hero__title {
    font-family: var(--font-heading);
    font-size: 2.5rem; /* 40px */
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    min-height: 100px; /* Резервируем место под заголовок */
}

/* Эффект курсора для пишущей машинки */
.hero__title::after {
    content: '_';
    font-weight: 400;
    animation: blink 1s infinite;
    display: inline-block;
    margin-left: 5px;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.hero__subtitle {
    font-size: 1.125rem; /* 18px */
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
}

.hero__cta {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--secondary-bg);
    padding: 15px 35px;
    border-radius: 5px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.hero__cta:hover {
    background-color: var(--accent-hover);
    color: var(--secondary-bg);
    transform: translateY(-2px);
}

/* --- АДАПТИВНОСТЬ ДЛЯ HERO --- */
@media (min-width: 768px) {
    .hero {
        text-align: left;
        min-height: 90vh;
    }

    .hero__content {
        margin: 0;
    }

    .hero__title {
        font-size: 4rem; /* 64px */
        min-height: 150px;
    }

    .hero__subtitle {
        font-size: 1.25rem; /* 20px */
    }
}

/* Добавьте это в секцию стилей HERO */
.hero__title.typing-finished::after {
    display: none;
}

/* --- СЕКЦИЯ ANALYTICS --- */
.analytics-section {
    padding: 80px 0;
    background-color: var(--primary-bg);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.25rem; /* 36px */
    font-weight: 700;
    text-align: center;
    color: var(--text-dark);
    margin-bottom: 60px;
}

.analytics-section__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.analytics-card {
    background-color: var(--secondary-bg);
    padding: 35px 30px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.analytics-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.07);
}

.analytics-card__icon {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 64px;
    height: 64px;
    background-color: #e7f2f3; /* Легкий оттенок акцентного цвета */
    border-radius: 50%;
    margin-bottom: 25px;
}

.analytics-card__icon i {
    color: var(--accent-color);
    width: 32px;
    height: 32px;
}

.analytics-card__title {
    font-family: var(--font-body);
    font-size: 1.25rem; /* 20px */
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.analytics-card__text {
    color: var(--text-light);
    font-size: 1rem; /* 16px */
    line-height: 1.6;
}

/* --- АДАПТИВНОСТЬ ДЛЯ ANALYTICS --- */
@media (min-width: 768px) {
    .analytics-section__grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .analytics-card {
        text-align: left;
    }
}

@media (min-width: 1024px) {
    .section-title {
        font-size: 2.5rem; /* 40px */
    }
}

/* --- СЕКЦИЯ STRATEGY --- */
.strategy-section {
    padding: 80px 0;
    background-color: var(--secondary-bg); /* Белый фон для контраста */
}

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

.strategy-section__image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.07);
}

.strategy-section__eyebrow {
    display: block;
    font-size: 0.875rem; /* 14px */
    font-weight: 500;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.strategy-section__title {
    text-align: left;
    margin-bottom: 20px;
}

.strategy-section__description {
    font-size: 1.1rem; /* 17.6px */
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 30px;
}

.strategy-section__list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.strategy-section__list-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.strategy-section__list-item i {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--accent-color);
    margin-top: 3px;
}

.strategy-section__list-item div {
    color: var(--text-dark);
}

.strategy-section__list-item strong {
    font-weight: 500;
}

/* --- АДАПТИВНОСТЬ ДЛЯ STRATEGY --- */
@media (min-width: 992px) {
    .strategy-section__layout {
        grid-template-columns: 1fr 1.2fr; /* Картинка чуть меньше текста */
        gap: 80px;
    }
}

/* --- СЕКЦИЯ CASES --- */
.cases-section {
    padding: 80px 0;
    background-color: var(--primary-bg);
}

.accordion {
    max-width: 900px;
    margin: 0 auto;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.accordion__item:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
}

.accordion__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 20px 25px;
    background-color: var(--secondary-bg);
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background-color 0.3s ease;
}

.accordion__header:hover {
    background-color: #f8f9fa;
}

.accordion__title {
    font-family: var(--font-body);
    font-size: 1.1rem; /* 17.6px */
    font-weight: 500;
    color: var(--text-dark);
    padding-right: 15px;
}

.accordion__icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--accent-color);
    transition: transform 0.3s ease;
}

.accordion__content {
    max-height: 0;
    overflow: hidden;
    background-color: var(--secondary-bg);
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion__body {
    padding: 0 25px 25px 25px;
    color: var(--text-light);
    line-height: 1.7;
}
.accordion__body p {
    margin-bottom: 10px;
}
.accordion__body p:last-child {
    margin-bottom: 0;
}
.accordion__body strong {
    color: var(--text-dark);
}

/* Стили для активного состояния */
.accordion__item.is-active .accordion__icon {
    transform: rotate(180deg);
}

.accordion__item.is-active .accordion__header {
    background-color: #f8f9fa;
}

/* --- СЕКЦИЯ BLOG --- */
.blog-section {
    padding: 80px 0;
    background-color: var(--secondary-bg);
}

.blog-section__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.blog-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background-color: var(--secondary-bg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.07);
}

.blog-card__image-link img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.blog-card:hover .blog-card__image-link img {
    transform: scale(1.05);
}

.blog-card__content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    flex-grow: 1; /* Позволяет футеру карточки прижаться к низу */
}

.blog-card__category {
    display: inline-block;
    background-color: #e7f2f3;
    color: var(--accent-color);
    padding: 5px 12px;
    border-radius: 5px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-card__title {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.blog-card__title a {
    color: inherit; /* Наследуем цвет от h3 */
}
.blog-card__title a:hover {
    color: var(--accent-color);
}


.blog-card__excerpt {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1; /* Занимает все доступное пространство, отодвигая ссылку вниз */
}

.blog-card__link {
    font-weight: 500;
    color: var(--accent-color);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    align-self: flex-start; /* Чтобы ссылка не растягивалась по ширине */
}

.blog-card__link i {
    transition: transform 0.3s ease;
}

.blog-card__link:hover i {
    transform: translateX(4px);
}

/* --- АДАПТИВНОСТЬ ДЛЯ BLOG --- */
@media (min-width: 768px) {
    .blog-section__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (min-width: 1024px) {
    .blog-section__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --- СЕКЦИЯ CONTACT --- */
.contact-section {
    padding: 80px 0;
    background-color: var(--primary-bg);
}

.section-subtitle {
    text-align: center;
    max-width: 600px;
    margin: -40px auto 50px auto;
    color: var(--text-light);
    font-size: 1.1rem;
}

.contact-form__wrapper {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--secondary-bg);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-dark);
}

.captcha-group .form-label {
    display: inline-block;
    margin-right: 10px;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    font-size: 1rem;
    font-family: var(--font-body);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(8, 127, 140, 0.15);
}

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

.contact-form__button {
    width: 100%;
    padding: 15px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--secondary-bg);
    background-color: var(--accent-color);
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.contact-form__button:hover {
    background-color: var(--accent-hover);
}

.form-status {
    margin-top: 20px;
    padding: 15px;
    border-radius: 5px;
    text-align: center;
    display: none;
}

.form-status--success {
    background-color: #d1e7dd;
    color: #0f5132;
    display: block;
}

.form-status--error {
    background-color: #f8d7da;
    color: #842029;
    display: block;
}

/* --- COOKIE POP-UP --- */
.cookie-popup {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--text-dark);
    color: var(--secondary-bg);
    padding: 20px;
    z-index: 2000;
    box-shadow: 0 -5px 15px rgba(0,0,0,0.1);
    transform: translateY(100%);
    transition: transform 0.5s ease-in-out;
}

.cookie-popup.is-visible {
    transform: translateY(0);
}

.cookie-popup__content {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    max-width: 1200px;
    margin: 0 auto;
}

.cookie-popup__text {
    text-align: center;
}

.cookie-popup__text a {
    color: var(--secondary-bg);
    text-decoration: underline;
}

.cookie-popup__button {
    background-color: var(--accent-color);
    color: var(--secondary-bg);
    border: none;
    padding: 10px 25px;
    border-radius: 5px;
    cursor: pointer;
    flex-shrink: 0;
    transition: background-color 0.3s ease;
}

.cookie-popup__button:hover {
    background-color: var(--accent-hover);
}

@media (min-width: 768px) {
    .cookie-popup__content {
        flex-direction: row;
    }
    .cookie-popup__text {
        text-align: left;
    }
}

/* --- СТИЛИ ДЛЯ СТАТИЧНЫХ СТРАНИЦ --- */
.pages {
    padding: 60px 0;
    background-color: var(--secondary-bg);
    min-height: 60vh;
}

.pages .container {
    max-width: 800px; /* Делаем контентную часть уже для лучшей читаемости */
}

.pages h1, .pages h2 {
    font-family: var(--font-heading);
    color: var(--text-dark);
    margin-bottom: 20px;
}

.pages h1 {
    font-size: 2.5rem;
    margin-bottom: 30px;
}

.pages h2 {
    font-size: 1.75rem;
    margin-top: 40px;
}

.pages p {
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 20px;
}

.pages ul {
    list-style: disc;
    padding-left: 25px;
    margin-bottom: 20px;
}

.pages li {
    margin-bottom: 10px;
    line-height: 1.8;
    color: var(--text-dark);
}

.pages a {
    font-weight: 500;
}