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

:root {
    /* Color Palette */
    --color-primary: #005F73;      /* Основной яркий синий */
    --color-accent: #FF715B;       /* Кораллово-оранжевый */
    --color-background: #FFF0EB;   /* Мягкий персиковый */
    --color-text: #2E2E2E;         /* Глубокий угольный */
    --color-interface: #23B5D3;    /* Аквамарин */
    
    /* Additional colors */
    --color-white: #FFFFFF;
    --color-light-gray: #F8F9FA;
    --color-gray: #6C757D;
    --color-success: #28A745;
    --color-warning: #FFC107;
    --color-danger: #DC3545;
    
    /* Typography */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-base: 16px;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Border radius */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15), 0 4px 6px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px; /* Отступ для якорей чтобы заголовки были видны */
}

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

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

/* Button Styles */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: var(--font-size-base);
    line-height: 1.5;
}

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

.btn-primary:hover {
    background-color: #004a5c;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--color-interface);
    color: var(--color-white);
}

.btn-secondary:hover {
    background-color: #1e9bb7;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-white);
}

.btn-accent:hover {
    background-color: #e55a45;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
}

/* Header Styles */
.header {
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    transition: all var(--transition-normal);
}

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

.navbar-brand .logo {
    height: 40px;
    width: auto;
    transition: all var(--transition-normal);
}

.brand-text {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    transition: all var(--transition-normal);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.navbar-nav {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background-color: var(--color-text);
    margin: 3px 0;
    transition: all var(--transition-normal);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Main Content */
.main-content {
    margin-top: 80px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-interface) 100%);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0;
    position: relative;
    overflow: hidden;
}

.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 1000 100" fill="%23ffffff" opacity="0.1"><polygon points="1000,100 1000,0 0,100"/></svg>');
    background-size: 100% 100%;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-cta {
    animation: fadeInUp 1s ease 0.6s both;
}

/* Section Styles */
.section {
    padding: var(--spacing-xxl) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-primary);
    animation: fadeInUp 0.8s ease;
}

.section-subtitle {
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: var(--spacing-xxl);
    color: var(--color-gray);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease 0.2s both;
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

.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));
}

/* Card Styles */
.card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    animation: fadeInUp 0.8s ease;
}

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

.card-icon {
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-lg);
    background-color: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-white);
}

.card-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.card-text {
    color: var(--color-gray);
    line-height: 1.7;
}

/* Services Section */
.services {
    background-color: var(--color-white);
}

.service-card {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.service-image {
    position: relative;
    overflow: hidden;
}

.service-image img {
    transition: transform var(--transition-normal);
}

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

.service-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-interface));
    margin: 0 auto var(--spacing-lg);
}

.service-price {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background-color: var(--color-accent);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-bold);
    font-size: 0.9rem;
    z-index: 10;
}

/* About Section */
.about {
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-white) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.about-text {
    animation: fadeInLeft 0.8s ease;
}

.about-image {
    animation: fadeInUp 0.8s ease 0.3s both;
}

.about-image img {
    transition: transform var(--transition-normal);
}

.about-image:hover img {
    transform: scale(1.02);
}

.about-features {
    animation: fadeInRight 0.8s ease;
}

.feature-list {
    list-style: none;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    animation: fadeInUp 0.8s ease;
}

.feature-item:nth-child(n) {
    animation-delay: calc(0.1s * var(--i, 1));
}

.feature-icon {
    width: 40px;
    height: 40px;
    background-color: var(--color-interface);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-md);
    color: var(--color-white);
    font-size: 1.2rem;
}

/* Testimonials */
.testimonials {
    background-color: var(--color-white);
}

.testimonial-card {
    text-align: center;
    position: relative;
}

.testimonial-text {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.testimonial-text::before {
    content: '"';
    font-size: 4rem;
    color: var(--color-accent);
    position: absolute;
    top: -1rem;
    left: -1rem;
}

.testimonial-author {
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.testimonial-role {
    font-size: 0.9rem;
    color: var(--color-gray);
}

/* Form Styles */
.contact-form {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-interface) 100%);
    color: var(--color-white);
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-white);
    padding: var(--spacing-xxl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    color: var(--color-text);
    animation: fadeInUp 0.8s ease;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
    background-color: var(--color-white);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 95, 115, 0.1);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.form-checkbox input[type="checkbox"] {
    margin-top: 3px;
}

.form-checkbox label {
    font-size: 0.9rem;
    line-height: 1.5;
}

.form-checkbox a {
    color: var(--color-primary);
    text-decoration: none;
}

.form-checkbox a:hover {
    text-decoration: underline;
}

.form-submit {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--color-accent);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.form-submit:hover {
    background-color: #e55a45;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.form-submit:disabled {
    background-color: var(--color-gray);
    cursor: not-allowed;
    transform: none;
}

/* FAQ Section */
.faq {
    background-color: var(--color-background);
}

.faq-item {
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    animation: fadeInUp 0.8s ease;
}

.faq-toggle {
    display: none;
}

.faq-question {
    display: block;
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border: none;
    width: 100%;
    text-align: left;
    font-size: 1.1rem;
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    margin: 0;
}

.faq-question:hover {
    background-color: var(--color-light-gray);
}

.faq-icon {
    position: absolute;
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: transform var(--transition-normal);
    pointer-events: none;
}

.faq-toggle:checked + .faq-question .faq-icon {
    transform: translateY(-50%) rotate(45deg);
}

.faq-toggle:checked + .faq-question {
    background-color: var(--color-light-gray);
}

.faq-answer {
    padding: 0 var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-normal);
    background-color: var(--color-light-gray);
}

.faq-toggle:checked ~ .faq-answer {
    padding: var(--spacing-lg);
    max-height: 300px;
}

/* Footer Styles */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-title {
    font-size: 1.3rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
}

.footer-description {
    line-height: 1.7;
    opacity: 0.9;
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-white);
    text-decoration: none;
    opacity: 0.9;
    transition: all var(--transition-fast);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.contact-label {
    font-weight: var(--font-weight-medium);
    font-size: 0.9rem;
    opacity: 0.8;
}

.contact-value {
    color: var(--color-white);
    text-decoration: none;
    transition: all var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-copyright,
.footer-credits {
    opacity: 0.8;
    font-size: 0.9rem;
}

/* Cookie Popup */
.cookie-popup {
    position: fixed;
    bottom: var(--spacing-lg);
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-lg);
    z-index: 10000;
    display: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.cookie-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.cookie-text h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.cookie-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-shrink: 0;
}

/* Responsive Design */
@media (max-width: 968px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    .navbar-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .navbar-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .navbar-nav {
        flex-direction: column;
        width: 100%;
        text-align: center;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .about-image img {
        height: 300px;
    }
    
    .service-image img {
        height: 180px;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xxl: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .card {
        padding: var(--spacing-lg);
    }
    
    .form-container {
        padding: var(--spacing-xl);
        margin: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: 1rem;
    }
    
    .cookie-popup {
        left: var(--spacing-md);
        right: var(--spacing-md);
        bottom: var(--spacing-md);
    }
    
    .cookie-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .cookie-actions .btn {
        width: 100%;
    }
    
    .about-image img {
        height: 250px;
    }
    
    .service-image img {
        height: 160px;
    }
}