:root {
    --primary-color: #6366f1;
    /* Indigo 500 */
    --secondary-color: #10b981;
    /* Emerald 500 */
    --bg-color: #0f172a;
    /* Slate 900 */
    --card-bg: #1e293b;
    /* Slate 800 */
    --text-color: #f8fafc;
    /* Slate 50 */
    --text-secondary: #94a3b8;
    /* Slate 400 */
    --accent-color: #8b5cf6;
    /* Violet 500 */
    --font-main: 'Outfit', sans-serif;
    --border-radius: 12px;
    --container-padding: 20px;
    --transition: all 0.3s ease;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

h1,
h2,
h3,
h4 {
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section {
    padding: 4rem 0;
}

.section__title {
    font-size: 2.225rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, var(--text-color), var(--primary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;

}

.section__title--left {
    text-align: left;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    text-align: center;
}

.btn--primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn--primary:hover {
    background-color: var(--accent-color);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.5);
    transform: translateY(-2px);
}

.btn--outline {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

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

.btn--sm {
    padding: 0.5rem 1.2rem;
    font-size: 0.9rem;
}

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

/* Header */
.header {
    height: var(--header-height);
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    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: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.02);
}

.logo__icon {
    flex-shrink: 0;
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.logo:hover .logo__icon {
    transform: rotate(180deg);
}

.logo__text {
    color: var(--text-color);
}

.logo__text span {
    color: var(--primary-color);
    opacity: 0.8;
}

.logo--footer {
    margin-bottom: 1.5rem;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.25rem;
}

.nav__list {
    display: none;
}

@media (min-width: 1024px) {
    .nav__list {
        display: flex;
        gap: 2rem;
    }

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

    .burger {
        display: none;
    }
}

.burger {
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
}

.burger span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-color);
    position: absolute;
    transition: var(--transition);
}

.burger span:nth-child(1) {
    top: 0;
}

.burger span:nth-child(2) {
    top: 9px;
}

.burger span:nth-child(3) {
    bottom: 0;
}

.burger.active span:nth-child(1) {
    transform: rotate(45deg);
    top: 9px;
}

.burger.active span:nth-child(2) {
    opacity: 0;
}

.burger.active span:nth-child(3) {
    transform: rotate(-45deg);
    bottom: 9px;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 90%;
    height: 100vh;
    background-color: var(--card-bg);
    z-index: 200;
    transition: var(--transition);
    padding: 2rem;
    box-shadow: -5px 0 20px rgba(0, 0, 0, 0.5);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu__close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 2rem;
    cursor: pointer;
}

.mobile-menu__list {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-menu__link {
    font-size: 1.2rem;
    font-weight: 600;
}

/* Hero */
.hero {
    height: 100vh;
    min-height: 600px;
    padding-top: var(--header-height);
    position: relative;
    display: flex;
    align-items: center;
    background: url('https://images.unsplash.com/photo-1542744173-8e7e53415bb0?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.7) 0%, rgba(15, 23, 42, 0.95) 100%);
}

.hero__container {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.hero__badge {
    display: inline-block;
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid var(--secondary-color);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 600;
}

.hero__title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.hero__description {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}


@media (min-width: 768px) {
    .hero__title {
        font-size: 4rem;
    }
}

/* Features */
.features__grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1fr;
}

.feature-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
}

.feature-card__icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.feature-card__title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

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

@media (min-width: 768px) {
    .features__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Services */
.services__grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}

.service-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
}

.service-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.service-card__img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

.service-card:hover .service-card__img {
    transform: scale(1.05);
}

.service-card__content {
    padding: 1.5rem;
}

.service-card__title {
    font-size: 1.25rem;
    color: var(--primary-color);
}

.service-card__text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

@media (min-width: 768px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
        /* 2 columns for services */
    }
}

@media (min-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(4, 1fr);
        /* 4 columns on desktop */
    }
}

/* Reviews */
.reviews__grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1fr;
}

.review-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    position: relative;
}

.review-card__header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

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

.review-card__name {
    font-size: 1.1rem;
    margin-bottom: 0.2rem;
}

.review-card__stars {
    color: #fbbf24;
    font-size: 0.9rem;
}

.review-card__text {
    color: var(--text-secondary);
    font-style: italic;
}

@media (min-width: 768px) {
    .reviews__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Contacts */
.contacts__container {
    display: grid;
    gap: 3rem;
    grid-template-columns: 1fr;
}

.contacts__info p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.2rem;
    font-size: 1.1rem;
}

.contact-item i {
    color: var(--secondary-color);
    width: 20px;
}

.contact-form {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-group input {
    width: 100%;
    padding: 0.8rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: white;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.1);
}

.form-loader,
.form-success {
    display: none;
    text-align: center;
    margin-top: 1rem;
}

.form-loader i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.form-success {
    color: var(--secondary-color);
    font-weight: 600;
}

@media (min-width: 1024px) {
    .contacts__container {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }
}

/* Footer */
.footer {
    background-color: #020617;
    padding-top: 4rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__grid {
    display: grid;
    gap: 3rem;
    grid-template-columns: 1fr;
    margin-bottom: 3rem;
}

.logo--footer {
    margin-bottom: 1rem;
}

.footer__col h4 {
    margin-bottom: 1.2rem;
    font-size: 1.2rem;
}

.footer__col ul li {
    margin-bottom: 0.8rem;
}

.footer__col ul li a {
    color: var(--text-secondary);
}

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

.footer__col p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.5rem 0;
    text-align: center;
    color: #64748b;
    font-size: 0.9rem;
}

@media (min-width: 768px) {
    .footer__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Cookie Popup */
.cookie-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: none;
    /* Hidden by default */
    border: 1px solid var(--primary-color);
}

.cookie-popup p {
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

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

.cookie-popup__actions {
    display: flex;
    gap: 1rem;
}

@media (min-width: 768px) {
    .cookie-popup {
        max-width: 400px;
        right: auto;
    }
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    display: none;
    opacity: 0;
    transition: opacity 0.3s;
}

.modal-overlay.active {
    display: block;
    opacity: 1;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 2001;
    display: none;
    opacity: 0;
    transition: var(--transition);
    border: 1px solid var(--primary-color);
}

.modal.active {
    display: block !important;
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.modal__close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.modal__content ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin: 1rem 0;
    color: var(--text-secondary);
}

.modal__content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.modal__content h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}