/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;700&family=Onest:wght@500;700&display=swap');

/* --- Root Variables --- */
:root {
    --bg-color: #0D0D0D;
    --secondary-bg-color: #1A1A1A;
    --text-color: #E0E0E0;
    --text-muted-color: #8a8a8a;
    --primary-color: #3D52F5;
    --border-color: #2C2C2C;
    --header-height: 70px;
    --font-heading: 'Onest', sans-serif;
    --font-body: 'Manrope', sans-serif;
}

/* --- Global Resets & Base Styles --- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

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

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

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

ul {
    list-style: none;
}

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

h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

/* --- Utility Classes --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 15px;
    padding-right: 15px;
}

/* --- Header --- */
.header {
    position: sticky;
    top: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(13, 13, 13, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.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-color);
}

.header__nav-list {
    display: flex;
    gap: 30px;
}

.header__nav-link {
    font-size: 16px;
    padding: 5px 0;
    position: relative;
    font-weight: 500;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease-in-out;
}

.header__nav-link:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.header__mobile-menu-button {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
}

/* --- Footer --- */
.footer {
    background-color: var(--secondary-bg-color);
    padding-top: 60px;
    border-top: 1px solid var(--border-color);
}

.footer__container {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer__logo {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 15px;
    display: inline-block;
}

.footer__tagline {
    color: var(--text-muted-color);
    font-size: 16px;
}

.footer__title {
    font-size: 18px;
    margin-bottom: 20px;
    color: #ffffff;
}

.footer__list li {
    margin-bottom: 12px;
}

.footer__link {
    color: var(--text-muted-color);
}
.footer__link:hover {
    color: var(--primary-color);
}

.footer__list--contacts li {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer__contact-icon {
    width: 20px;
    height: 20px;
    color: var(--text-muted-color);
}

.footer__text {
     color: var(--text-muted-color);
}

.footer__bottom {
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer__copyright {
    font-size: 14px;
    color: var(--text-muted-color);
}

/* --- Media Queries (Mobile-first) --- */
@media (max-width: 992px) {
    .header__nav {
        display: none; /* Буде керуватися через JS */
    }
    .header__mobile-menu-button {
        display: block;
    }
    .footer__container {
        grid-template-columns: 1fr 1fr;
    }
    .footer__column--brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 576px) {
    body {
        font-size: 15px;
    }
    .footer__container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}
/* --- Button --- */
.button {
    display: inline-block;
    padding: 12px 28px;
    background-color: var(--primary-color);
    color: #ffffff;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 16px;
    border-radius: 8px;
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
}

.button:hover {
    background-color: transparent;
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* --- Hero Section --- */
.hero {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    padding: 60px 0;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
}

.hero__title {
    font-size: 48px;
    margin-bottom: 20px;
    color: #ffffff;
}

.hero__subtitle {
    font-size: 18px;
    color: var(--text-muted-color);
    max-width: 500px;
    margin-bottom: 30px;
}

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

.hero__image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    /* Уявіть, що тут буде динамічна графіка */
    background: var(--secondary-bg-color);
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

/* --- Media Queries (доповнення) --- */
@media (max-width: 992px) {
    .hero {
        min-height: auto;
        text-align: center;
    }
    .hero__container {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    .hero__content {
        order: 2;
    }
    .hero__visual {
        order: 1;
    }
    .hero__title {
        font-size: 36px;
    }
    .hero__subtitle {
        margin-left: auto;
        margin-right: auto;
    }
}
/* --- Reusable Section Header --- */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 36px;
    margin-bottom: 15px;
    color: #ffffff;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-muted-color);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Courses Section --- */
.courses {
    padding: 80px 0;
    background-color: var(--secondary-bg-color);
}

.courses__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.course-card {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.course-card__image-wrapper {
    width: 100%;
    aspect-ratio: 16 / 9;
}

.course-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.course-card__content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.course-card__title {
    font-size: 22px;
    margin-bottom: 10px;
}

.course-card__description {
    color: var(--text-muted-color);
    margin-bottom: 20px;
    flex-grow: 1; /* Робить опис гнучким, щоб кнопка була внизу */
}

.course-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.course-card__tag {
    background-color: var(--secondary-bg-color);
    color: var(--text-muted-color);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
}

.course-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
    margin-bottom: 20px;
    color: var(--text-color);
    font-size: 14px;
}

.course-card__meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.course-card__meta-icon {
    width: 16px;
    height: 16px;
    color: var(--primary-color);
}

.course-card__button {
    width: 100%;
}


/* --- Media Queries (доповнення) --- */
@media (max-width: 992px) {
    .courses__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 32px;
    }
    .courses__grid {
        grid-template-columns: 1fr;
    }
}

/* --- Process Section --- */
.process {
    padding: 80px 0;
    background-color: var(--bg-color); /* Чергуємо фон для контрасту */
}

.process__timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 0;
}

/* Вертикальна лінія таймлайну */
.process__timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background-color: var(--border-color);
}

.process__item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
}

/* Розміщення елементів по боках */
.process__item:nth-child(odd) {
    left: 0;
    padding-right: 60px;
    text-align: right;
}

.process__item:nth-child(even) {
    left: 50%;
    padding-left: 60px;
    text-align: left;
}

.process__icon-wrapper {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #ffffff;
    border: 4px solid var(--bg-color);
}

.process__item:nth-child(odd) .process__icon-wrapper {
    right: -25px; /* (50px / 2) */
}

.process__item:nth-child(even) .process__icon-wrapper {
    left: -25px; /* (50px / 2) */
}

.process__content {
    padding: 20px;
    background-color: var(--secondary-bg-color);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.process__title {
    font-size: 20px;
    color: var(--text-color);
    margin-bottom: 10px;
}

.process__description {
    font-size: 15px;
    color: var(--text-muted-color);
}

/* --- Media Queries (доповнення для Process) --- */
@media (max-width: 768px) {
    .process__timeline::before {
        left: 25px; /* Зміщуємо лінію вліво */
    }

    .process__item,
    .process__item:nth-child(even) {
        width: 100%;
        left: 0;
        padding-left: 80px; /* Залишаємо місце для іконки */
        padding-right: 15px;
        text-align: left;
    }

    .process__icon-wrapper,
    .process__item:nth-child(even) .process__icon-wrapper {
        left: 0; /* Вирівнюємо всі іконки по лінії */
    }
}
/* --- Mentors Section --- */
.mentors {
    padding: 80px 0;
    background-color: var(--secondary-bg-color);
}

.mentors__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.mentor-card {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.mentor-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.mentor-card__photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 20px;
    object-fit: cover;
    border: 3px solid var(--border-color);
}

.mentor-card__name {
    font-size: 22px;
    color: var(--text-color);
    margin-bottom: 5px;
}

.mentor-card__role {
    font-size: 15px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 500;
}

.mentor-card__quote {
    font-size: 15px;
    color: var(--text-muted-color);
    font-style: italic;
    margin-bottom: 20px;
    min-height: 60px; /* Для візуального вирівнювання */
}

.mentor-card__socials {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.mentor-card__socials a {
    color: var(--text-muted-color);
}

.mentor-card__socials a:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

.mentor-card__socials i {
    width: 24px;
    height: 24px;
}

/* --- Media Queries (доповнення для Mentors) --- */
@media (max-width: 992px) {
    .mentors__grid {
        grid-template-columns: 1fr;
        max-width: 450px;
        margin: 0 auto;
    }
}
/* --- Reviews Section --- */
.reviews {
    padding: 80px 0;
    background-color: var(--bg-color);
}

.reviews__slider {
    padding-bottom: 50px; /* Місце для пагінації */
}

.review-card {
    background-color: var(--secondary-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px;
    height: 100%; /* Для вирівнювання висоти слайдів */
}

.review-card__text {
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-color);
    margin-bottom: 30px;
    position: relative;
}

/* Декоративні лапки */
.review-card__text::before {
    content: '“';
    font-family: Georgia, serif;
    font-size: 60px;
    color: var(--primary-color);
    position: absolute;
    left: -25px;
    top: -15px;
    opacity: 0.5;
}

.review-card__author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.review-card__photo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.review-card__name {
    font-family: var(--font-heading);
    font-size: 18px;
    color: #ffffff;
    font-weight: 700;
    margin: 0;
}

.review-card__course {
    font-size: 14px;
    color: var(--text-muted-color);
}

/* --- Swiper Customization --- */
.swiper-pagination-bullet {
    background-color: var(--text-muted-color);
    opacity: 0.8;
}

.swiper-pagination-bullet-active {
    background-color: var(--primary-color);
}

.swiper-button-next,
.swiper-button-prev {
    color: var(--primary-color);
    background-color: rgba(44, 44, 44, 0.5);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    backdrop-filter: blur(5px);
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    background-color: rgba(61, 82, 245, 0.5);
    color: #ffffff;
}

.swiper-button-next::after,
.swiper-button-prev::after {
    font-size: 20px;
    font-weight: 900;
}

@media (max-width: 768px) {
    .swiper-button-next, .swiper-button-prev {
        display: none;
    }
}

/* --- Contact Section --- */
.contact {
    padding: 80px 0;
    background-color: var(--secondary-bg-color);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    align-items: flex-start;
}

.contact__info-title {
    font-size: 24px;
    margin-bottom: 15px;
}

.contact__info-text {
    color: var(--text-muted-color);
    margin-bottom: 30px;
}

.contact__info-list {
    list-style: none;
    padding: 0;
}

.contact__info-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    color: var(--text-color);
}

.contact__info-list a {
    color: var(--text-color);
}

.contact__info-list a:hover {
    color: var(--primary-color);
}

.contact__info-icon {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
}

/* Form Styles */
.contact__form {
    background-color: var(--bg-color);
    padding: 30px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

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

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

.form-input {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--secondary-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 16px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(61, 82, 245, 0.3);
}

.form-input.invalid {
    border-color: #e74c3c;
}

/* Checkbox */
.form-group--checkbox {
    display: flex;
    align-items: center;
    gap: 12px;
}

.form-group--checkbox input[type="checkbox"] {
    display: none;
}

.form-group--checkbox label {
    margin-bottom: 0;
    position: relative;
    padding-left: 30px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-muted-color);
}
.form-group--checkbox a {
    color: var(--primary-color);
    text-decoration: underline;
}

.form-group--checkbox label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 2px;
    width: 20px;
    height: 20px;
    background-color: var(--secondary-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: all 0.2s ease;
}

.form-group--checkbox label::after {
    content: '\2713'; /* Checkmark character */
    position: absolute;
    left: 4px;
    top: 2px;
    font-size: 16px;
    color: #ffffff;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.form-group--checkbox input[type="checkbox"]:checked + label::before {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-group--checkbox input[type="checkbox"]:checked + label::after {
    opacity: 1;
}

.contact__submit-button {
    width: 100%;
}

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    display: none; /* Hidden by default */
}

.form-message--success {
    background-color: rgba(26, 188, 156, 0.2);
    color: #1abc9c;
    display: block;
}

.form-message--error {
    background-color: rgba(231, 76, 60, 0.2);
    color: #e74c3c;
    display: block;
}


/* --- Media Queries (доповнення для Contact) --- */
@media (max-width: 992px) {
    .contact__grid {
        grid-template-columns: 1fr;
    }
}

/* --- Cookie Consent Popup --- */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--secondary-bg-color);
    border-top: 1px solid var(--border-color);
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    z-index: 2000;
    transform: translateY(100%);
    transition: transform 0.5s ease-in-out;
}

.cookie-consent.active {
    transform: translateY(0);
}

.cookie-consent__text {
    color: var(--text-muted-color);
    margin: 0;
}

.cookie-consent__text a {
    color: var(--primary-color);
    text-decoration: underline;
}

.cookie-consent__button {
    padding: 8px 20px;
    flex-shrink: 0; /* Щоб кнопка не стискалася */
}

/* --- Media Queries (доповнення для Cookie) --- */
@media (max-width: 768px) {
    .cookie-consent {
        flex-direction: column;
        text-align: center;
    }
}

/* --- Static Pages (Privacy, Terms, etc.) --- */
.pages {
    padding: 80px 0;
    min-height: calc(100vh - var(--header-height) - 250px); /* 250px ~ висота футера */
}

/* Обмежуємо ширину контейнера для кращої читабельності тексту */
.pages .container {
    max-width: 800px;
}

.pages h1 {
    font-size: 42px;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.pages h2 {
    font-size: 28px;
    margin-top: 40px;
    margin-bottom: 20px;
}

.pages p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-muted-color);
    margin-bottom: 20px;
}

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

.pages li {
    margin-bottom: 12px;
    color: var(--text-muted-color);
    line-height: 1.8;
}

.pages strong {
    color: var(--text-color);
    font-weight: 700;
}

.pages a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-bottom 0.3s ease;
}

.pages a:hover {
    border-bottom-color: var(--primary-color);
}