/* ==================== VARIABLES CSS ==================== */
:root {
    /* Цветовая палитра согласно ТЗ */
    --primary-color: #2bdacf;         /* бирюзово-перламутровый */
    --secondary-color: #d462a6;       /* фуксия-пыльная */
    --background-color: #f5f7f9;      /* светлый дымчато-белый */
    --accent-color: #45227f;          /* тёмно-неоновый фиолетовый */
    --text-color: #2a2d34;            /* глубокий антрацит */
    
    /* Дополнительные цвета */
    --white: #ffffff;
    --light-gray: #e5e7eb;
    --medium-gray: #6b7280;
    --border-color: #d1d5db;
    
    /* Шрифты */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-secondary: 'Manrope', Georgia, serif;
    
    /* Размеры */
    --container-max-width: 1200px;
    --border-radius: 12px;
    --border-radius-small: 8px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.1);
    
    /* Переходы */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

/* ==================== RESET & BASE ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    background: var(--background-color);
    line-height: 1.6;
    overflow-x: hidden;
    word-wrap: break-word;
}

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--text-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

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

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

/* ==================== LAYOUT ==================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
    width: 100%;
}

.main-content {
    min-height: calc(100vh - 200px);
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    line-height: 1.5;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
    color: var(--white);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-secondary:hover {
    background: var(--accent-color);
    color: var(--white);
    transform: translateY(-2px);
    text-decoration: none;
}

/* ==================== COOKIE POPUP ==================== */
.cookie-popup {
    position: fixed;
    bottom: -100%;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--accent-color), var(--primary-color));
    color: var(--white);
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    transition: bottom 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

.cookie-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.cookie-content p {
    flex: 1;
    margin: 0;
    min-width: 300px;
}

.cookie-content a {
    color: var(--white);
    text-decoration: underline;
}

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

.btn-accept, .btn-decline {
    padding: 0.5rem 1rem;
    border: 2px solid var(--white);
    border-radius: var(--border-radius-small);
    background: transparent;
    color: var(--white);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

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

.btn-decline:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ==================== HEADER & NAVIGATION ==================== */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    text-decoration: none;
}

.nav-logo:hover {
    color: var(--primary-color);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
}

.nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary-color);
    text-decoration: none;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

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

/* Mobile Navigation */
.nav-toggle, .nav-toggle-label {
    display: none;
}

/* ==================== HERO SECTION ==================== */
.hero {
    background: linear-gradient(135deg, var(--background-color) 0%, rgba(43, 218, 207, 0.1) 100%);
    padding: 4rem 0;
    overflow: hidden;
}

.hero-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: slideInLeft 0.8s ease-out;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--accent-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--medium-gray);
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
    animation: slideInRight 0.8s ease-out;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

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

/* ==================== SECTIONS COMMUNES ==================== */
section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--medium-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ==================== ABOUT SECTION ==================== */
.about {
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.values-list {
    list-style: none;
    margin-top: 1.5rem;
}

.values-list li {
    margin-bottom: 1rem;
    padding-left: 2rem;
    position: relative;
}

.values-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* ==================== SERVICES SECTION ==================== */
.services {
    background: var(--background-color);
}

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

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.service-icon {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
}

.service-card h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.service-price {
    margin-top: 1.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    font-size: 1.1rem;
}

/* ==================== ADVANTAGES SECTION ==================== */
.advantages {
    background: var(--white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.advantage-card {
    padding: 2rem;
    text-align: center;
    position: relative;
    background: linear-gradient(135deg, rgba(43, 218, 207, 0.05), rgba(212, 98, 166, 0.05));
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.advantage-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.advantage-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-color);
    opacity: 0.3;
    margin-bottom: 1rem;
    font-family: var(--font-secondary);
}

.advantage-card h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

/* ==================== TESTIMONIALS SECTION ==================== */
.testimonials {
    background: var(--background-color);
}

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

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    position: relative;
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.3;
    font-family: serif;
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
    margin-bottom: 0;
}

.author-info h4 {
    color: var(--accent-color);
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.author-info span {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* ==================== CALCULATOR BANNER ==================== */
.calculator-banner {
    background: linear-gradient(135deg, var(--accent-color), var(--primary-color));
    color: var(--white);
}

.banner-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.banner-text h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.banner-features {
    margin: 2rem 0;
}

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

.feature-icon {
    width: 24px;
    height: 24px;
    background: var(--white);
    color: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.banner-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* ==================== CONTACT SECTION ==================== */
.contact {
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-form {
    background: var(--background-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

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

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

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--light-gray);
    border-radius: var(--border-radius-small);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(43, 218, 207, 0.1);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    line-height: 1.5;
    margin-bottom: 0;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    flex-shrink: 0;
    accent-color: var(--primary-color);
}

.btn-submit {
    width: 100%;
    justify-content: center;
    font-size: 1.1rem;
    padding: 1rem;
    margin-top: 1rem;
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item svg {
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.contact-item strong {
    display: block;
    color: var(--accent-color);
    margin-bottom: 0.25rem;
}

.office-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--accent-color);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

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

.footer-description {
    line-height: 1.6;
    opacity: 0.9;
}

.contact-info p {
    margin-bottom: 1rem;
}

.contact-info a {
    color: var(--primary-color);
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-color);
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1rem;
    text-align: center;
    opacity: 0.8;
}

/* ==================== MERCI PAGE ==================== */
.merci-section {
    padding: 4rem 0;
    background: var(--background-color);
}

.merci-content {
    text-align: center;
    margin-bottom: 4rem;
}

.merci-animation {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
}

.success-svg {
    animation: fadeInScale 1s ease-out;
}

.circle-animation {
    animation: drawCircle 1.5s ease-in-out forwards;
}

.check-animation {
    animation: drawCheck 1s ease-in-out 0.5s forwards;
}

.merci-title {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.merci-subtitle {
    font-size: 1.25rem;
    color: var(--medium-gray);
    margin-bottom: 3rem;
}

.merci-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.detail-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.detail-card h3 {
    margin-bottom: 0.5rem;
    color: var(--accent-color);
    font-size: 1.1rem;
}

.detail-card p {
    margin: 0;
    color: var(--medium-gray);
}

.merci-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.team-section {
    text-align: center;
}

.team-section h2 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.team-section p {
    color: var(--medium-gray);
    margin-bottom: 3rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.team-member {
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.member-avatar {
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
}

.team-member h3 {
    color: var(--accent-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.team-member p {
    margin-bottom: 0.25rem;
    color: var(--text-color);
    font-weight: 600;
}

.team-member span {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* ==================== ANIMATIONS ==================== */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes drawCircle {
    from {
        stroke-dashoffset: 314;
    }
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes drawCheck {
    from {
        stroke-dashoffset: 55;
    }
    to {
        stroke-dashoffset: 0;
    }
}

/* ==================== RESPONSIVE DESIGN ==================== */

/* Tablet styles */
@media (max-width: 968px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-container,
    .about-content,
    .banner-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* Mobile navigation */
@media (max-width: 768px) {
    .nav-toggle {
        display: none;
    }
    
    .nav-toggle-label {
        display: flex;
        flex-direction: column;
        gap: 3px;
        cursor: pointer;
        padding: 0.5rem;
    }
    
    .nav-toggle-label span {
        width: 25px;
        height: 3px;
        background: var(--text-color);
        transition: var(--transition);
        border-radius: 3px;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        z-index: 1000;
    }
    
    .nav-toggle:checked ~ .nav-menu {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle:checked + .nav-toggle-label span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .nav-toggle:checked + .nav-toggle-label span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle:checked + .nav-toggle-label span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
}

/* Mobile styles */
@media (max-width: 640px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn {
        justify-content: center;
        width: 100%;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .merci-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cookie-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .cookie-content p {
        min-width: auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .detail-card {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
}

/* Extra small devices */
@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: 2rem 0;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .service-card,
    .testimonial-card,
    .advantage-card {
        padding: 1.5rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .btn {
        padding: 0.75rem 1rem;
        font-size: 0.95rem;
    }
}