/* Variables & Reset */
:root {
    --primary: #7000FF;
    /* Deep Purple */
    --accent: #00F0FF;
    /* Neon Cyan */
    --dark: #0A0A12;
    --dark-sec: #151520;
    --light: #F0F0F5;
    --text: #C0C0D0;
    --white: #FFFFFF;
    --error: #FF4040;
    --success: #00E060;

    --font-main: 'Space Grotesk', sans-serif;
    --radius: 12px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

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

ul {
    list-style: none;
}

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

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

.section {
    padding: 80px 0;
}

.section__title {
    font-size: 2.5rem;
    color: var(--white);
    text-align: center;
    margin-bottom: 50px;
}

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

.btn--primary {
    background: linear-gradient(135deg, var(--primary), #4c00b0);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(112, 0, 255, 0.4);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(112, 0, 255, 0.6);
}

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

.btn--outline:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.2);
}

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

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

/* Header */
.header {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 18, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.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;
    color: var(--white);
    transition: var(--transition);
}

.logo:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

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

.nav__link {
    color: var(--text);
    font-size: 0.95rem;
    transition: var(--transition);
}

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

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

.burger:hover span {
    background: var(--accent);
}

/* Hero */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: url('images/hero-bg.jpg') center/cover no-repeat;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 10, 18, 0.7) 0%, var(--dark) 100%);
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 20px;
    transition: var(--transition);
}

.badge:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.hero__title {
    font-size: 3.5rem;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 20px;
    text-align: center;
}

.hero__subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    text-align: center;
}

.hero__actions {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero__note {
    margin-top: 15px;
    font-size: 0.9rem;
    opacity: 0.7;
    text-align: center;
}

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

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

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    transition: var(--transition);
    display: inline-block;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    color: var(--white);
    margin-bottom: 10px;
}

/* Services */
.services__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.service-card {
    background: var(--dark-sec);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

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

.service-content {
    padding: 30px;
    flex: 1;
}

.service-card h3 {
    color: var(--white);
    margin-bottom: 10px;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text);
    line-height: 1.6;
}

.service-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

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

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

.review-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: var(--radius);
    border-left: 4px solid var(--accent);
    transition: var(--transition);
}

.review-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
    border-left-color: var(--primary);
    box-shadow: 0 10px 30px rgba(112, 0, 255, 0.2);
}

.review-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 3px solid var(--accent);
    transition: var(--transition);
}

.review-card:hover .review-avatar {
    transform: scale(1.1);
    border-color: var(--primary);
}

.review-text {
    font-style: italic;
    margin-bottom: 20px;
}

.review-author strong {
    display: block;
    color: var(--white);
}

/* Contacts */
.contacts__container {
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

.contacts__info {
    flex: 1;
}

.contacts__info h2 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 20px;
}

.contact-list li {
    margin: 15px 0;
    font-size: 1.1rem;
    transition: var(--transition);
    padding-left: 5px;
}

.contact-list li:hover {
    transform: translateX(5px);
    color: var(--accent);
}

.contact-form {
    flex: 1;
    background: var(--dark-sec);
    padding: 40px;
    border-radius: var(--radius);
    position: relative;
}

.contact-form h3 {
    color: var(--white);
    margin-bottom: 20px;
}

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

.form-group input {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--white);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:hover {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.08);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(112, 0, 255, 0.1);
}

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

.captcha-group span {
    color: var(--white);
    font-weight: bold;
    font-size: 1.2rem;
    white-space: nowrap;
}

.captcha-group input {
    width: auto;
    flex: 1;
    max-width: 150px;
}

/* Loader & Message */
.form-loader {
    display: none;
    justify-content: center;
    margin-top: 15px;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.form-message {
    margin-top: 15px;
    text-align: center;
    font-weight: 600;
}

.form-message.success {
    color: var(--success);
}

/* Footer */
.footer {
    background: var(--dark-sec);
    padding: 60px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo--footer {
    margin-bottom: 15px;
}

.footer h4 {
    color: var(--white);
    margin-bottom: 20px;
}

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

.footer ul li a,
.footer ul li button {
    font-size: 0.9rem;
    transition: var(--transition);
    background: none;
    border: none;
    color: var(--text);
    cursor: pointer;
    padding: 0;
    text-align: left;
}

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

/* Cookie Popup */
.cookie-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: rgba(21, 21, 32, 0.95);
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--primary);
    z-index: 200;
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    max-width: 600px;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
}

/* Modals */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    display: none;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal {
    background: var(--dark-sec);
    padding: 30px;
    border-radius: var(--radius);
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    display: none;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.modal.active {
    display: block;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--accent);
    transform: rotate(90deg) scale(1.1);
}

.modal-content h3 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.modal-content h4 {
    color: var(--white);
    margin: 25px 0 15px 0;
    font-size: 1.3rem;
}

.modal-content p {
    margin-bottom: 15px;
    line-height: 1.7;
}

.modal-content ul,
.modal-content ol {
    list-style: disc;
    padding-left: 25px;
    margin: 15px 0;
    line-height: 1.8;
}

.modal-content ol {
    list-style: decimal;
}

.modal-content ul ul,
.modal-content ol ul {
    margin-top: 10px;
    margin-bottom: 10px;
}

.modal-content li {
    margin-bottom: 8px;
}

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

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

/* Mobile Menu & Responsive */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--dark);
    z-index: 90;
    transform: translateX(100%);
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu__content {
    display: flex;
    flex-direction: column;
    gap: 30px;
    text-align: center;
}

.mobile-link {
    font-size: 1.5rem;
    color: var(--white);
    transition: var(--transition);
}

.mobile-link:hover {
    color: var(--accent);
    transform: translateX(5px);
}

@media (max-width: 1024px) {
    .nav {
        display: none;
    }

    .burger {
        display: block;
        width: 30px;
        height: 20px;
        position: relative;
    }

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

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

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

    .burger span:nth-child(3) {
        top: 18px;
    }

    .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);
        top: 9px;
    }
}

@media (max-width: 768px) {
    .hero__title {
        font-size: 2.2rem;
    }

    .contacts__container {
        flex-direction: column;
    }

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

    .cookie-popup {
        flex-direction: column;
        align-items: flex-start;
    }
}