/* 
 * Biomicroventilo - Custom Stylesheet
 * Main color palette:
 * - Main background: warm cream #FDF6ED
 * - Accents: ultramarine #3455DB and coral-red #F54E43
 * - Text: graphite #333333
 * - Blocks: light concrete #E9E5DF
 */

/* Base styles and CSS reset */
:root {
    --color-bg-main: #FDF6ED;
    --color-accent-blue: #3455DB;
    --color-accent-coral: #F54E43;
    --color-text: #333333;
    --color-bg-block: #E9E5DF;
    --color-white: #FFFFFF;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg-main);
    padding-top: 5rem;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.25rem;
    margin-bottom: var(--spacing-lg);
}

h3 {
    font-size: 1.75rem;
}

p {
    margin-bottom: var(--spacing-md);
}

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

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

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

ul, ol {
    list-style-position: inside;
    margin-bottom: var(--spacing-md);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

section {
    padding: var(--spacing-xxl) 0;
    position: relative;
}

/* Animation keyframes */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@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);
    }
}

/* Animated elements */
.fade-in {
    opacity: 0;
    animation: fadeIn var(--transition-slow) forwards;
}

.slide-in-left {
    opacity: 0;
    animation: slideInLeft var(--transition-slow) forwards;
}

.slide-in-right {
    opacity: 0;
    animation: slideInRight var(--transition-slow) forwards;
}

/* Animation delays for cascading effects */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* Header and navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 100;
    padding: 0.5rem 0;
    transition: padding var(--transition-normal);
}

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

.logo {
    font-size: 1.1rem;
    font-weight: 700;
}

.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    gap: 1rem;
}

.main-nav a {
    display: block;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.main-nav a:not(.btn) {
    color: var(--color-text);
}

.main-nav a:not(.btn):hover {
    color: var(--color-accent-blue);
}

/* Button styles */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-align: center;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    background-color: var(--color-white);
    color: var(--color-text);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent-blue) 0%, var(--color-accent-coral) 100%);
    color: var(--color-white);
}

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

.btn-outline {
    border: 2px solid var(--color-accent-blue);
    color: var(--color-accent-blue);
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Hero section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background-image: url('./img/ZldGFx.jpg');
    background-size: cover;
    background-position: center;
    text-align: center;
    padding: var(--spacing-xxl) 0;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

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

.hero-content {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    background-color: rgba(253, 246, 237, 0.85);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    animation: fadeIn var(--transition-slow) forwards;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    font-size: 3.5rem;
    line-height: 1.1;
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    color: var(--color-text);
}

/* Стили для hero секции - изображение теперь является фоновым элементом */

/* Section styles */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.section-title::after {
    content: "";
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--color-accent-blue) 0%, var(--color-accent-coral) 100%);
    margin: var(--spacing-sm) auto 0;
    border-radius: var(--border-radius-sm);
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    font-size: 1.1rem;
}

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

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

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

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

/* Services section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent-blue) 0%, var(--color-accent-coral) 100%);
    color: var(--color-white);
    border-radius: 50%;
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.service-description {
    margin-top: auto;
}

/* Features section */
.features {
    background-color: var(--color-bg-block);
    position: relative;
    overflow: hidden;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.feature-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.feature-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent-blue);
    margin-right: var(--spacing-md);
    line-height: 1;
}

.feature-text h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
}

/* Team section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.team-member {
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.team-image {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.team-info {
    padding: var(--spacing-lg);
    text-align: center;
}

.team-name {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.team-position {
    color: var(--color-accent-blue);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

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

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

.testimonial-card {
    background-color: var(--color-bg-block);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    position: relative;
}

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

.testimonial-card::before {
    content: "";
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 4rem;
    color: rgba(52, 85, 219, 0.1);
    line-height: 1;
}

.testimonial-text {
    margin-bottom: var(--spacing-md);
    font-style: italic;
    position: relative;
    z-index: 1;
    padding-left: var(--spacing-md);
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.testimonial-author-name {
    font-weight: 600;
}

.testimonial-author-position {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Contact section */
.contact {
    background-color: var(--color-bg-block);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.contact-info {
    animation: slideInLeft var(--transition-slow) forwards;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
}

.contact-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-accent-blue);
    color: var(--color-white);
    border-radius: 50%;
    margin-right: var(--spacing-md);
}

.contact-text h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

/* Form styles */
.contact-form {
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    animation: slideInRight var(--transition-slow) forwards;
}

.form-title {
    margin-bottom: var(--spacing-lg);
    font-size: 1.5rem;
}

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

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: 1rem;
    background-color: var(--color-white);
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent-blue);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1em;
}

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

.checkbox-input {
    margin-right: var(--spacing-xs);
    margin-top: 0.25rem;
}

.checkbox-label {
    font-size: 0.9rem;
    line-height: 1.4;
}

.checkbox-label a {
    text-decoration: underline;
}

.form-error {
    color: var(--color-accent-coral);
    font-size: 0.9rem;
    margin-top: var(--spacing-xs);
}

.form-submit {
    display: block;
    width: 100%;
    margin-top: var(--spacing-lg);
}

/* Footer styles */
.site-footer {
    background-color: var(--color-text);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-logo {
    margin-bottom: var(--spacing-md);
}

.footer-col h3 {
    color: var(--color-white);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.footer-col h3::after {
    content: "";
    display: block;
    width: 40px;
    height: 3px;
    background: linear-gradient(135deg, var(--color-accent-blue) 0%, var(--color-accent-coral) 100%);
    margin-top: var(--spacing-xs);
}

.footer-nav {
    list-style: none;
    margin: 0;
    padding: 0;
}

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

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

.footer-nav a:hover {
    color: var(--color-accent-coral);
}

.contact-info {
    margin-top: var(--spacing-md);
}

.contact-info p {
    margin-bottom: var(--spacing-md);
}

.contact-info a {
    color: rgba(255, 255, 255, 0.8);
}

.contact-info a:hover {
    color: var(--color-accent-coral);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Cookie consent banner */
.cookie-banner {
    position: fixed;
    bottom: -100%;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    padding: var(--spacing-lg);
    z-index: 999;
    transition: bottom var(--transition-normal);
}

.cookie-banner.active {
    bottom: 0;
}

.cookie-banner.fade-out {
    opacity: 0;
    transition: opacity 0.5s ease;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

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

.cookie-buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.cookie-link {
    font-size: 0.9rem;
    text-decoration: underline;
}

/* Error message */
.error-message {
    background-color: rgba(245, 78, 67, 0.1);
    border-left: 4px solid var(--color-accent-coral);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: var(--color-accent-coral);
    border-radius: var(--border-radius-sm);
}

/* Thank you page */
.thanks-container {
    
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 150px 0;
}
.thanks-content{
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--color-white);
    padding: 40px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
} 
.thanks-icon {
    font-size: 5rem;
    color: var(--color-accent-blue);
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s infinite;
}

.thanks-title {
    margin-bottom: var(--spacing-md);
}

.thanks-text {
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

/* Responsive styles */
@media (max-width: 1024px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .hero-title {
        font-size: 2.75rem;
    }
}

@media (max-width: 768px) {
    body {
        padding-top: 4rem;
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero {
        min-height: 70vh;
        padding: var(--spacing-xl) 0;
    }
    
    .hero-content {
        padding: var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2.25rem;
    }

    .about-content {
        flex-direction: column-reverse;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .cookie-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .site-header {
        padding: 0.4rem 0;
    }
    
    .logo {
        font-size: 1rem;
    }
    
    .main-nav ul {
        display: none;
        gap: 0.5rem;
    }
    
    .main-nav a {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 3.5rem;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .hero {
        min-height: 60vh;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .site-header {
        padding: 0.3rem 0;
    }
    
    .logo {
        font-size: 1rem;
    }
    
    .main-nav a {
        padding: 0.3rem 0.5rem;
        font-size: 0.8rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
    }
}