/* Variables & Reset */
:root {
    --color-bg: #0f172a;
    /* Deep Slate */
    --color-surface: #1e293b;
    /* Lighter Slate */
    --color-primary: #10b981;
    /* Neon Mint (Tech/Trust) */
    --color-primary-dark: #059669;
    --color-text: #f1f5f9;
    --color-text-muted: #94a3b8;
    --color-accent: #38bdf8;
    /* Sky Blue */

    --font-main: 'Outfit', sans-serif;

    --spacing-container: 20px;
    --header-height: 70px;
    --radius: 8px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

ul {
    list-style: none;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Utility */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-container);
}

.section {
    padding: 80px 0;
}

.section__title {
    font-size: 2.5rem;
    margin-bottom: 40px;
    text-align: center;
    background: linear-gradient(90deg, #fff, var(--color-text-muted));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
}

.btn--primary {
    background-color: var(--color-primary);
    color: #000;
}

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

.btn--outline {
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}

.btn--outline:hover {
    background-color: var(--color-primary);
    color: #000;
}

.btn--xs {
    padding: 6px 14px;
    font-size: 0.9rem;
}

.btn--full {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

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

.logo__icon {
    width: 32px;
    height: 32px;
}

.logo__dot {
    color: var(--color-accent);
}

/* Nav */
.nav__list {
    display: flex;
    gap: 30px;
}

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

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

.nav__close {
    display: none;
}

.burger {
    display: none;
    flex-direction: column;
    gap: 6px;
}

.burger span {
    width: 25px;
    height: 2px;
    background: #fff;
    transition: var(--transition);
}

/* Hero */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background-image: url('images/hero-bg.jpeg');
    background-size: cover;
    background-position: center;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.8) 0%, rgba(15, 23, 42, 0.95) 100%);
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero__title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    text-align: center;
}

.hero__subtitle {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.hero__actions {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

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

.feature-card {
    background: var(--color-surface);
    padding: 30px;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
}

.feature-card__icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature-card__title {
    margin-bottom: 15px;
}

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

/* Services (Bento Grid) */
.services__grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .services__grid {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: repeat(2, 300px);
        /* Фиксированная высота ряда */
    }

    /* Первая карточка занимает 2 колонки */
    .service-card--large {
        grid-column: span 2;
        grid-row: span 1;
    }

    /* Последняя карточка широкая */
    .service-card--wide {
        grid-column: span 3;
        /* На всю ширину внизу */
        grid-row: span 1;
    }
}

.service-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    height: 300px;
    /* Высота для мобилок */
}

@media (min-width: 768px) {
    .service-card {
        height: 100%;
        /* На десктопе высота зависит от грида */
    }
}

/* Background Image */
.service-card__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 1;
}

/* Hover Effect: Zoom Image */
.service-card:hover .service-card__bg {
    transform: scale(1.1);
}

/* Overlay & Content */
.service-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.3) 0%, rgba(15, 23, 42, 0.95) 100%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 25px;
    transition: background 0.3s ease;
}

.service-card:hover .service-card__overlay {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.1) 0%, rgba(15, 23, 42, 0.98) 100%);
}

.service-card__content {
    position: relative;
    z-index: 3;
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 15px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    width: 50px;
    height: 50px;
    border-radius: 12px;
    backdrop-filter: blur(5px);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #fff;
    font-weight: 600;
}

.service-card p {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    max-width: 90%;
}

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

.review-card {
    background: var(--color-surface);
    padding: 30px;
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.review-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
    background: rgba(30, 41, 59, 0.8);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 15px;
}

.review-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-primary);
}

.review-info {
    display: flex;
    flex-direction: column;
}

.review-author {
    color: #fff;
    font-weight: 600;
    font-size: 1.1rem;
    margin: 0;
}

.review-city {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.review-card__text {
    color: var(--color-text-muted);
    font-style: italic;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Contact */
.contact__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.contact__list li {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.contact__form {
    background: var(--color-surface);
    padding: 40px;
    border-radius: var(--radius);
}

.form-group {
    position: relative;
    margin-bottom: 25px;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    color: #fff;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus,
.form-group input:not(:placeholder-shown) {
    border-color: var(--color-primary);
}

.form-group label {
    position: absolute;
    left: 15px;
    top: 12px;
    color: var(--color-text-muted);
    transition: var(--transition);
    pointer-events: none;
    background: var(--color-surface);
    padding: 0 5px;
}

.form-group input:focus~label,
.form-group input:not(:placeholder-shown)~label {
    top: -10px;
    font-size: 0.8rem;
    color: var(--color-primary);
}

.hint {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    display: block;
    margin-top: 5px;
}

.captcha-group {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.captcha-group input {
    width: 80px;
    padding: 10px;
    border-radius: 4px;
    border: 1px solid #444;
    background: transparent;
    color: #fff;
}

/* Footer */
.footer {
    background: #000;
    padding: 60px 0 20px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.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;
}

.footer__col ul li {
    margin-bottom: 10px;
}

.footer__col ul li button,
.footer__col ul li a {
    color: var(--color-text-muted);
    text-align: left;
}

.footer__col ul li button:hover,
.footer__col ul li a:hover {
    color: var(--color-primary);
}

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

/* Cookie Popup */
.cookie-popup {
    position: fixed;
    bottom: -100px;
    left: 0;
    width: 100%;
    background: var(--color-surface);
    padding: 20px;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: bottom 0.5s ease;
    flex-wrap: wrap;
    gap: 15px;
    border-top: 2px solid var(--color-primary);
}

.cookie-popup.show {
    bottom: 0;
}

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

/* Modals */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: var(--color-bg);
    padding: 40px;
    border-radius: var(--radius);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    z-index: 10001;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    border: 1px solid var(--color-surface);
}

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

.modal__close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 2rem;
    color: #fff;
}

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

.modal__content h4 {
    color: #fff;
    font-size: 1.2rem;
    margin-top: 25px;
    margin-bottom: 15px;
    font-weight: 600;
}

.modal__content p {
    margin-bottom: 15px;
    color: var(--color-text-muted);
}

.modal__content ul {
    margin-bottom: 15px;
    padding-left: 20px;
    list-style: disc;
    color: var(--color-text-muted);
}

.modal__content ol {
    margin-bottom: 15px;
    padding-left: 20px;
    color: var(--color-text-muted);
}

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

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

/* Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    display: none;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading .spinner {
    display: block;
}

.loading .btn__text {
    display: none;
}

/* Mobile */
@media (max-width: 1024px) {

    /* Бургер кнопка (видима тільки коли меню закрите) */
    .burger {
        display: flex;
        z-index: 1002;
        position: relative;
    }

    /* Саме меню (повноекранна шторка) */
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        /* Ховаємо за екраном */
        width: 100%;
        height: 100vh;
        background: rgba(15, 23, 42, 0.98);
        /* Синій фон з легкою прозорістю */
        backdrop-filter: blur(15px);
        /* Розмиття фону */
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.4s cubic-bezier(0.77, 0, 0.175, 1);
        /* Плавна анімація */
        z-index: 2000;
        /* ВАЖЛИВО: Вище ніж бургер і все інше */
    }

    /* Стан активного меню */
    .nav.active {
        right: 0;
    }

    /* Список посилань */
    .nav__list {
        flex-direction: column;
        text-align: center;
        font-size: 2rem;
        gap: 40px;
        margin-top: 100px;
    }

    .nav__link {
        color: #fff;
        font-weight: 300;
        display: block;
        transition: var(--transition);
    }

    .nav__link:hover {
        color: var(--color-primary);
        transform: scale(1.1);
    }

    /* Кнопка закриття (Х) */
    .nav__close {
        display: block;
        position: absolute;
        top: 30px;
        right: 30px;
        font-size: 3.5rem;
        color: var(--color-text-muted);
        background: transparent;
        border: none;
        cursor: pointer;
        line-height: 0.5;
        transition: var(--transition);
        padding: 10px;
        /* Збільшуємо область кліку */
    }

    .nav__close:hover {
        color: var(--color-primary);
        /* Зелений при наведенні */
        transform: rotate(90deg);
        /* Ефект повороту */
    }

    /* Адаптація заголовків на мобільному */
    .hero__title {
        font-size: 2.5rem;
    }

    .contact__container {
        grid-template-columns: 1fr;
    }

    /* Bento Grid на мобільному стає в одну колонку */
    .services__grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .service-card {
        height: 250px;
    }

    .service-card--large,
    .service-card--wide {
        grid-column: auto;
    }
}