/* ========================================
   CSS Variables & Reset
======================================== */
:root {
    --color-primary: #FF6F3C;    /* Мандариновый */
    --color-secondary: #3C6EFF;  /* Ультрамариновый */
    --color-background: #FFF8F0;  /* Светло-бежевый */
    --color-text: #2C2C2C;       /* Антрацит */
    --color-link: #0077B6;       /* Морской синий */
    --color-white: #FFFFFF;
    --color-gray-light: #F5F5F5;
    --color-gray-medium: #CCCCCC;
    --color-gray-dark: #666666;
    --color-success: #28a745;
    --color-danger: #dc3545;
    
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    
    --container-max-width: 1200px;
    --container-padding: 20px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
    min-width: 320px;
}

* {
    max-width: 100%;
}

img {
    max-width: 100%;
    height: auto;
}

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

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

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

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

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

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    line-height: 1.5;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), #FF8A5B);
    color: var(--color-white);
    box-shadow: var(--box-shadow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #FF5722, var(--color-primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(255, 111, 60, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--color-secondary), #5B7FFF);
    color: var(--color-white);
    box-shadow: var(--box-shadow);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #2C5FFF, var(--color-secondary));
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(60, 110, 255, 0.3);
}

/* ========================================
   Cookie Banner
======================================== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--color-text), #3C3C3C);
    color: var(--color-white);
    padding: 20px;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.15);
}

.cookie-content {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.cookie-content p {
    margin: 0;
    flex-grow: 1;
}

.cookie-buttons {
    display: flex;
    gap: 15px;
    align-items: center;
}

.cookie-accept {
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.cookie-accept:hover {
    background: #FF5722;
}

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

/* ========================================
   Header
======================================== */
.header {
    background: var(--color-white);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 999;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

.logo-img {
    height: 50px;
    width: auto;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    padding: 8px 0;
    position: relative;
    transition: var(--transition);
}

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

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

.contact-phone {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 1.1rem;
}

/* ========================================
   Hero Section
======================================== */
.hero {
    background: linear-gradient(135deg, var(--color-secondary), #5B7FFF);
    color: var(--color-white);
    text-align: center;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: backgroundMove 20s linear infinite;
}

@keyframes backgroundMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

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

.hero h1 {
    color: var(--color-white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero .btn {
    animation: fadeInUp 1s ease 0.4s both;
}

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

/* ========================================
   Sections
======================================== */
.section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: 2px;
}

/* ========================================
   About Section
======================================== */
.about {
    background: var(--color-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.about-text-content {
    text-align: left;
}

.about-text {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--color-gray-dark);
}

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

/* ========================================
   Services Cards
======================================== */
.services {
    background: var(--color-gray-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.service-card {
    background: var(--color-white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 100%;
    height: 200px;
    margin: 0 auto 20px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

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

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

.service-card h3 {
    margin-bottom: 15px;
    color: var(--color-text);
}

.service-card p {
    color: var(--color-gray-dark);
    margin-bottom: 20px;
}

/* ========================================
   Advantages Section
======================================== */
.advantages {
    background: var(--color-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.advantage-item {
    text-align: center;
    padding: 20px;
}

.advantage-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    background: linear-gradient(135deg, var(--color-secondary), #5B7FFF);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-white);
}

.advantage-item h4 {
    margin-bottom: 10px;
    color: var(--color-text);
}

.advantage-item p {
    color: var(--color-gray-dark);
    font-size: 0.95rem;
}

/* ========================================
   Testimonials Section
======================================== */
.testimonials {
    background: var(--color-gray-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.testimonial-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    position: relative;
}

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

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--color-gray-dark);
}

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

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

/* ========================================
   Contact Form
======================================== */
.contact-form {
    background: var(--color-white);
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
}

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

.form-label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: var(--color-text);
}

.form-input,
.form-select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--color-gray-medium);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--color-white);
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 111, 60, 0.1);
}

.form-checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
}

.form-checkbox {
    margin-top: 3px;
}

.form-checkbox-label {
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--color-gray-dark);
}

.form-submit {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
    font-weight: 600;
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--color-text);
    color: var(--color-white);
    padding: 40px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-title {
    color: var(--color-white);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-description {
    color: var(--color-gray-medium);
    margin-bottom: 0;
}

.contact-info .contact-item {
    margin-bottom: 15px;
    color: var(--color-gray-medium);
}

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

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

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

.footer-links a {
    color: var(--color-gray-medium);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    border-top: 1px solid #444;
    padding-top: 20px;
    text-align: center;
    color: var(--color-gray-medium);
}

/* ========================================
   Policy Pages
======================================== */
.policy-content {
    background: var(--color-white);
    padding: 60px 0;
}

.policy-text {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.policy-text h2 {
    margin-top: 40px;
    margin-bottom: 20px;
    color: var(--color-primary);
}

.policy-text h3 {
    margin-top: 30px;
    margin-bottom: 15px;
    color: var(--color-secondary);
}

.policy-text ul, .policy-text ol {
    margin-left: 20px;
    margin-bottom: 20px;
}

.policy-text li {
    margin-bottom: 5px;
}

/* ========================================
   Thank You Page
======================================== */
.thank-you {
    background: var(--color-white);
    padding: 80px 0;
    text-align: center;
}

.thank-you-content {
    max-width: 600px;
    margin: 0 auto;
}

.thank-you-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 30px;
    background: var(--color-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: checkmark 0.6s ease-in-out;
}

.thank-you-icon svg {
    width: 40px;
    height: 40px;
    fill: var(--color-white);
}

@keyframes checkmark {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
        opacity: 1;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.thank-you h1 {
    color: var(--color-primary);
    margin-bottom: 20px;
}

.thank-you p {
    font-size: 1.1rem;
    color: var(--color-gray-dark);
    margin-bottom: 30px;
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 768px) {
    :root {
        --container-padding: 15px;
    }
    
    body {
        overflow-x: hidden;
        width: 100vw;
    }
    
    .container {
        width: 100%;
        max-width: 100%;
        padding: 0 var(--container-padding);
        box-sizing: border-box;
    }
    
    .header-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
        width: 100%;
    }
    
    .nav-list {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .about-text-content {
        text-align: center;
    }
    
    .services-grid,
    .advantages-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .service-card {
        width: 100%;
        margin: 0;
        box-sizing: border-box;
    }
    
    .service-icon {
        height: 150px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cookie-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
        width: 100%;
        box-sizing: border-box;
    }
    
    .cookie-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    body {
        min-width: 320px;
        overflow-x: hidden;
    }
    
    .container {
        padding: 0 10px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .hero {
        padding: 50px 0;
    }
    
    .hero h1 {
        font-size: 1.8rem;
        word-wrap: break-word;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .service-card,
    .testimonial-card {
        padding: 25px 15px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .service-icon {
        height: 120px;
    }
    
    .form-container {
        padding: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    .form-input,
    .form-select,
    .form-submit {
        width: 100%;
        box-sizing: border-box;
    }
    
    .header-content {
        padding: 10px 0;
    }
    
    .logo-img {
        height: 40px;
    }
    
    .nav-list {
        gap: 15px;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
}

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

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

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

/* ========================================
   Utility Classes
======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }