/* ===== CSS Variables (Color Palette) ===== */
:root {
    --primary-bg: #3355FF; /* Bright Ultramarine */
    --accent-lime: #32FF7E; /* Lime */
    --accent-fuchsia: #FF3F7E; /* Fuchsia */
    --accent-coral: #FF6B47; /* Coral */
    --text-white: #FFFFFF;
    --text-dark-gray: #2C3E50;
    --text-light-gray: #7F8C8D;
    --gradient-primary: linear-gradient(135deg, #3355FF 0%, #FF3F7E 100%);
    --gradient-secondary: linear-gradient(135deg, #32FF7E 0%, #FF6B47 100%);
    --gradient-accent: linear-gradient(135deg, #FF3F7E 0%, #FF6B47 100%);
    --shadow-light: 0 4px 20px rgba(51, 85, 255, 0.1);
    --shadow-medium: 0 8px 30px rgba(51, 85, 255, 0.15);
    --shadow-heavy: 0 15px 50px rgba(51, 85, 255, 0.2);
    --border-radius: 16px;
    --transition: all 0.3s ease;
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark-gray);
    background: var(--primary-bg);
    overflow-x: hidden;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--text-white);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--text-white);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--text-white);
}

p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-white);
    opacity: 0.9;
}

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

a:hover {
    color: var(--accent-coral);
    text-decoration: underline;
}

/* ===== Navigation ===== */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(44, 62, 80, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--accent-lime);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-white);
    font-weight: 700;
    font-size: 1.2rem;
}

.nav-logo svg {
    margin-right: 0.5rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-lime);
    background: rgba(50, 255, 126, 0.1);
    text-decoration: none;
}

.nav-contact-btn {
    background: var(--gradient-accent);
    color: var(--text-white) !important;
    padding: 0.8rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
}

.nav-contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    background: var(--gradient-secondary);
}

/* Hide navigation checkbox */
.nav-toggle-checkbox {
    display: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-white);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== Layout Containers ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 5rem 0;
    padding-top: 6rem; /* Отступ для фиксированной навигации */
    position: relative;
    overflow: hidden;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: inherit;
    z-index: -1;
}

/* ===== Section Backgrounds ===== */
.section:nth-child(odd) {
    background: var(--gradient-primary);
}

.section:nth-child(even) {
    background: var(--gradient-secondary);
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: 
        linear-gradient(135deg, rgba(51, 85, 255, 0.9) 0%, rgba(255, 63, 126, 0.9) 100%),
        url('./img/c7GtCq.jpg') center/cover no-repeat;
    position: relative;
    padding-top: 70px; /* Точный отступ под навигацию */
}

/* ===== Merci Page Hero ===== */
.merci-hero {
    background: 
        linear-gradient(135deg, rgba(50, 255, 126, 0.9) 0%, rgba(255, 107, 71, 0.9) 100%),
        url('./img/hRieWw.jpg') center/cover no-repeat;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    padding-left: calc(50vw - 50%);
    padding-right: calc(50vw - 50%);
}

/* ===== Merci Page Section ===== */
.merci-section {
    background: 
        linear-gradient(135deg, rgba(51, 85, 255, 0.95) 0%, rgba(255, 63, 126, 0.95) 100%),
        url('./img/JW3NaW.jpg') center/cover no-repeat;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    padding-left: calc(50vw - 50%);
    padding-right: calc(50vw - 50%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20"><defs><radialGradient id="a" cx="50%" cy="40%"><stop offset="0%" stop-color="%23fff" stop-opacity=".1"/><stop offset="100%" stop-color="%23fff" stop-opacity="0"/></radialGradient></defs><circle cx="50" cy="40" r="40" fill="url(%23a)"/></svg>') repeat-x;
    opacity: 0.3;
    animation: float 6s ease-in-out infinite;
}

.hero-content {
    z-index: 2;
    position: relative;
}

.logo-hero {
    width: 120px;
    height: 120px;
    margin: 0 auto 2rem;
    animation: logoFloat 3s ease-in-out infinite;
}

.hero h1 {
    margin-bottom: 1.5rem;
    animation: slideInUp 1s ease-out;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    animation: slideInUp 1s ease-out 0.2s both;
}

.cta-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: var(--gradient-accent);
    color: var(--text-white);
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    animation: slideInUp 1s ease-out 0.4s both;
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
    color: var(--text-white);
    text-decoration: none;
}

/* ===== Card Styles ===== */
.card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
    background: rgba(255, 255, 255, 0.15);
}

.card h3 {
    color: var(--accent-lime);
    margin-bottom: 1.5rem;
}

.card p {
    color: var(--text-white);
    opacity: 0.9;
}

/* ===== Grid Layouts ===== */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ===== Service Cards ===== */
.service-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.service-image {
    width: 100%;
    height: 200px;
    margin-bottom: 2rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
}

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

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

.service-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(51, 85, 255, 0.3) 0%, rgba(255, 63, 126, 0.3) 100%);
    transition: var(--transition);
}

.service-card:hover .service-image::after {
    opacity: 0.7;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition);
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-heavy);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: rotate(360deg);
}

.service-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-lime);
    margin: 1rem 0;
}

.service-button {
    background: var(--gradient-secondary);
    color: var(--text-white) !important;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    margin-top: 1.5rem;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.service-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    color: var(--text-white) !important;
    text-decoration: none;
}

/* ===== FAQ Section ===== */
.faq-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Hide FAQ checkbox */
.faq-toggle {
    display: none;
}

.faq-question {
    padding: 1.5rem 2rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    background: transparent;
    width: 100%;
    border: none;
    text-align: left;
    color: var(--text-white);
    font-size: 1.1rem;
    font-weight: 600;
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.05);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 2rem;
    color: var(--text-white);
    opacity: 0.9;
    line-height: 1.6;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

/* Show answer when checkbox is checked */
.faq-toggle:checked + .faq-question + .faq-answer {
    max-height: 200px;
    padding: 0 2rem 1.5rem;
}

.faq-icon {
    transition: var(--transition);
    font-size: 1.5rem;
    color: var(--accent-lime);
}

/* Rotate icon when checkbox is checked */
.faq-toggle:checked + .faq-question .faq-icon {
    transform: rotate(45deg);
}

/* ===== Form Styles ===== */
.form-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border-radius: var(--border-radius);
    padding: 3rem;
    box-shadow: var(--shadow-medium);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-group {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-white);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    font-size: 1rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.form-select option {
    background: var(--text-dark-gray);
    color: var(--text-white);
    padding: 0.5rem;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-lime);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(50, 255, 126, 0.1);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.checkbox-input {
    margin-right: 1rem;
    margin-top: 0.2rem;
}

.checkbox-label {
    color: var(--text-white);
    opacity: 0.9;
    line-height: 1.5;
    font-size: 0.95rem;
}

.submit-button {
    background: var(--gradient-accent);
    color: var(--text-white);
    padding: 1.2rem 3rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    box-shadow: var(--shadow-medium);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

/* ===== Testimonials ===== */
.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.testimonial-quote {
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--text-white);
    opacity: 0.9;
}

.testimonial-author {
    font-weight: 600;
    color: var(--accent-lime);
}

/* ===== Footer ===== */
.footer {
    background: linear-gradient(135deg, #2C3E50 0%, #34495E 100%);
    color: var(--text-white);
    padding: 4rem 0 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: var(--accent-lime);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.footer-logo svg {
    margin-right: 1rem;
}

.footer-logo h3 {
    color: var(--text-white);
    margin: 0;
}

.footer-description {
    opacity: 0.8;
    line-height: 1.6;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item svg {
    color: var(--accent-lime);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.legal-links {
    list-style: none;
}

.legal-links li {
    margin-bottom: 0.8rem;
}

.legal-links a {
    color: var(--text-white);
    opacity: 0.8;
    transition: var(--transition);
}

.legal-links a:hover {
    opacity: 1;
    color: var(--accent-lime);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom-content p {
    margin-bottom: 0.5rem;
    opacity: 0.7;
}

.footer-disclaimer {
    font-size: 0.9rem;
}

/* ===== Cookie Banner ===== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(44, 62, 80, 0.95);
    backdrop-filter: blur(10px);
    border-top: 3px solid var(--accent-lime);
    padding: 1.5rem;
    z-index: 9999;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.cookie-content p {
    color: var(--text-white);
    margin: 0;
    flex: 1;
    min-width: 250px;
}

.cookie-accept-btn {
    background: var(--gradient-accent);
    color: var(--text-white);
    border: none;
    padding: 0.8rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.cookie-accept-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* ===== Animations ===== */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* ===== CSS Only Animations ===== */
.animate-on-scroll {
    animation: slideInUp 0.6s ease forwards;
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(44, 62, 80, 0.98);
        backdrop-filter: blur(15px);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        transform: translateY(-100vh);
        transition: var(--transition);
        border-bottom: 2px solid var(--accent-lime);
    }
    
    /* Show menu when checkbox is checked */
    .nav-toggle-checkbox:checked ~ .nav-menu {
        transform: translateY(0);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    /* Animate hamburger when checkbox is checked */
    .nav-toggle-checkbox:checked ~ .nav-toggle span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle-checkbox:checked ~ .nav-toggle span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle-checkbox:checked ~ .nav-toggle span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .section {
        padding: 3rem 0;
        padding-top: 5rem; /* Добавляем отступ сверху для навигации */
    }
    
    .hero {
        min-height: 80vh;
        padding: 2rem 0;
        padding-top: 5rem; /* Отступ для фиксированной навигации */
    }
    
    .logo-hero {
        width: 80px;
        height: 80px;
    }
    
    .cta-button {
        padding: 1rem 2rem;
        font-size: 1.1rem;
    }
    
    .card, .service-card {
        padding: 1.5rem;
    }
    
    .form-container {
        padding: 2rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    /* Мобильные стили для страницы благодарности */
    .merci-hero,
    .merci-section {
        background-attachment: scroll; /* Убираем fixed на мобильных */
        width: 100%;
        margin-left: 0;
        margin-right: 0;
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .service-price {
        font-size: 2rem;
    }
    
    .card, .service-card, .form-container {
        padding: 1rem;
    }
}

/* ===== Print Styles ===== */
@media print {
    .cookie-banner {
        display: none !important;
    }
    
    .cta-button, .service-button, .submit-button {
        background: #333 !important;
        color: white !important;
    }
}