/* --- Variables & Reset --- */
:root {
    /* Palette: Dark Tech / Cyber Consulting */
    --primary-color: #0B2545;
    /* Deep Navy */
    --secondary-color: #134074;
    /* Lighter Navy */
    --accent-color: #00B4D8;
    /* Cyan/Electric Blue */
    --accent-hover: #0077B6;
    --text-light: #EEF4ED;
    --text-dark: #13315C;
    --bg-light: #F0F4EF;
    --bg-dark: #0B2545;
    --error: #e63946;
    --success: #2a9d8f;

    --font-main: 'Outfit', sans-serif;
    --transition: all 0.3s ease;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

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

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    font-size: 1rem;
}

.btn--primary {
    background-color: var(--accent-color);
    color: #fff;
}

.btn--primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 180, 216, 0.4);
}

.btn--outline {
    background: transparent;
    border: 1px solid var(--text-light);
    color: var(--text-light);
}

.btn--outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

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

.btn--small {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* --- Header --- */
.header {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.2rem;
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.nav__list {
    display: flex;
    gap: 30px;
}

.nav__link {
    transition: var(--transition);
    font-weight: 500;
}

.nav__link:hover {
    color: var(--accent-color);
}

.burger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.burger:hover {
    opacity: 0.8;
    transform: scale(1.1);
}

.burger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-light);
    margin: 5px 0;
    transition: var(--transition);
}

/* --- Hero --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    /* Заменено изображение на Pexels: Woman looking at a laptop (ID 4240507) */
    background: url('images/hero-bg.jpg') no-repeat center/cover;
    color: var(--text-light);
    padding-top: 80px;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(11, 37, 69, 0.9) 0%, rgba(11, 37, 69, 0.7) 100%);
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    text-align: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    padding: 8px 16px;
    border-radius: 20px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
    cursor: default;
}

.badge:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.hero__title {
    font-size: 3rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero__subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* --- Sections --- */
.section {
    padding: 80px 0;
}

.section__title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.section__subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 50px;
}

/* Features */
.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.feature-card__icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
    transition: var(--transition);
}

.feature-card:hover .feature-card__icon {
    transform: scale(1.1) rotate(5deg);
    color: var(--accent-hover);
}

/* Services */
.services {
    background-color: #fff;
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    height: 300px;
}

.service-item__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-item {
    cursor: pointer;
}

.service-item:hover .service-item__img {
    transform: scale(1.1);
}

.service-item__content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: #fff;
    transition: var(--transition);
}

.service-item__content h3 {
    transition: var(--transition);
}

.service-item:hover .service-item__content {
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95), transparent);
    padding-bottom: 25px;
}

.service-item:hover .service-item__content h3 {
    transform: translateY(-3px);
    color: var(--accent-color);
}

/* Reviews */
.reviews {
    background-color: var(--bg-light);
}

.reviews__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.review-card {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.review-card__header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.review-card__avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent-color);
    transition: var(--transition);
}

.review-card:hover .review-card__avatar {
    transform: scale(1.1);
    border-color: var(--accent-hover);
    box-shadow: 0 0 15px rgba(0, 180, 216, 0.5);
}

.review-card__info {
    flex: 1;
}

.review-card__name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.review-card__location {
    font-size: 0.9rem;
    color: #666;
    display: flex;
    align-items: center;
    gap: 5px;
}

.review-card__location::before {
    content: "📍";
    font-size: 0.8rem;
}

.review-card__rating {
    display: flex;
    gap: 5px;
    margin-bottom: 15px;
    color: #ffc107;
}

.review-card__rating i {
    transition: var(--transition);
}

.review-card:hover .review-card__rating i {
    transform: scale(1.2);
    filter: drop-shadow(0 0 5px rgba(255, 193, 7, 0.5));
}

.review-card__text {
    color: var(--text-dark);
    line-height: 1.7;
    font-style: italic;
}

/* Contact */
.contact__wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    background: #fff;
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.contact__wrapper:hover {
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
    transform: translateY(-3px);
}

.contact__list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.1rem;
    transition: var(--transition);
    padding: 8px;
    border-radius: 8px;
}

.contact__list li:hover {
    background-color: rgba(0, 180, 216, 0.1);
    transform: translateX(5px);
}

.contact__list i {
    color: var(--accent-color);
    transition: var(--transition);
}

.contact__list li:hover i {
    color: var(--accent-hover);
    transform: scale(1.2);
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:hover {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.1);
}

.form-group input:focus {
    border-color: var(--accent-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.2);
    transform: translateY(-1px);
}

.form-group small {
    color: #888;
    font-size: 0.8rem;
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: #ccc;
    padding: 60px 0 20px;
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer__col h4 {
    color: #fff;
    margin-bottom: 20px;
    transition: var(--transition);
}

.footer__col:hover h4 {
    color: var(--accent-color);
}

.footer__col ul li {
    margin-bottom: 10px;
    transition: var(--transition);
}

.footer__col ul li a {
    transition: var(--transition);
    display: inline-block;
}

.footer__col ul li:hover {
    transform: translateX(5px);
}

.footer__col ul li a:hover {
    color: var(--accent-color);
}

.footer__col button {
    background: none;
    border: none;
    color: #ccc;
    cursor: pointer;
    font-family: inherit;
    text-align: left;
    padding: 0;
}

.footer__col button:hover {
    color: var(--accent-color);
}

.footer__bottom {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: #fff;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    padding: 30px;
    border-radius: 15px;
    z-index: 2001;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    overflow-y: auto;
}

.modal.active,
.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal.active {
    transform: translate(-50%, -50%) scale(1);
}

.modal__close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-dark);
}

.modal__close:hover {
    background-color: rgba(0, 0, 0, 0.1);
    transform: rotate(90deg) scale(1.1);
    color: var(--accent-color);
}

.modal__content {
    line-height: 1.8;
}

.modal__content h3 {
    margin-bottom: 20px;
    color: var(--primary-color);
    font-size: 1.8rem;
}

.modal__content h4 {
    margin-top: 25px;
    margin-bottom: 15px;
    color: var(--primary-color);
    font-size: 1.3rem;
}

.modal__content p {
    margin-bottom: 15px;
}

.modal__content ul,
.modal__content ol {
    margin-bottom: 20px;
    padding-left: 25px;
}

.modal__content ul li,
.modal__content ol li {
    margin-bottom: 10px;
}

.modal__content a {
    color: var(--accent-color);
    text-decoration: underline;
}

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

.modal__content strong {
    font-weight: 600;
    color: var(--text-dark);
}

/* Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    display: inline-block;
    margin-right: 10px;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* --- Mobile Responsive & Burger Menu --- */
@media (max-width: 1024px) {

    /* Настройка кнопки бургера */
    .burger {
        display: block;
        position: relative;
        z-index: 2000;
        /* Кнопка должна быть поверх меню */
        width: 30px;
        height: 20px;
        background: transparent;
        border: none;
        cursor: pointer;
    }

    .burger span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: var(--text-light);
        margin-bottom: 6px;
        transition: 0.3s;
        border-radius: 2px;
    }

    .burger span:last-child {
        margin-bottom: 0;
    }

    /* Анимация превращения в крестик */
    .burger.toggle span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }

    .burger.toggle span:nth-child(2) {
        opacity: 0;
        /* Средняя палочка исчезает */
    }

    .burger.toggle span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -6px);
    }

    /* Само меню (выпадающая шторка) */
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        /* Спрятано справа */
        width: 100%;
        /* На всю ширину экрана */
        height: 100vh;
        /* На всю высоту */
        background-color: rgba(11, 37, 69, 0.98);
        /* Плотный фон (primary color) */
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.4s ease-in-out;
        z-index: 1500;
        /* Под кнопкой, но над контентом */
        backdrop-filter: blur(10px);
        /* Эффект размытия фона */
    }

    .nav.active {
        right: 0;
        /* Выезжает */
    }

    /* Список ссылок */
    .nav__list {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 40px;
        /* Отступы между пунктами */
        width: 100%;
    }

    /* Ссылки внутри меню */
    .nav__link {
        font-size: 1.5rem;
        /* Крупный текст для удобства нажатия */
        font-weight: 600;
        color: #fff;
        text-transform: uppercase;
        letter-spacing: 1px;
    }

    .nav__link:hover {
        color: var(--accent-color);
    }

    /* Адаптация заголовков для мобильных */
    .hero__title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .contact__wrapper {
        grid-template-columns: 1fr;
    }
}