/* 
 * GENERAL STYLES
 * Main stylesheet for accounting company website
 * Fully responsive with flexbox and CSS animations
 */

/* ===== VARIABLES AND RESET ===== */
:root {
    /* Colors */
    --color-bg: #101e2a;
    --color-accent: #ffb400;
    --color-accent-secondary: #f93c65;
    --color-text: #ffffff;
    --color-text-light: #d4d4d4;
    --color-white: #ffffff;
    --color-dark: #060d15;
    --color-gray: #334155;
    
    /* Typography */
    --font-primary: 'Montserrat', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Transitions */
    --transition-slow: all 0.5s ease;
    --transition-normal: all 0.3s ease;
    --transition-fast: all 0.2s ease;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

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

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

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

ul {
    list-style: none;
}

/* ===== UTILITY CLASSES ===== */
.container {
    width: 100%;
    max-width: 1200px;
    padding: 0 var(--spacing-md);
    margin: 0 auto;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
    font-weight: 700;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60%;
    height: 4px;
    background: linear-gradient(to right, var(--color-accent), var(--color-accent-secondary));
    border-radius: 2px;
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-normal);
    text-align: center;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-secondary) 100%);
    color: var(--color-dark);
    box-shadow: 0 4px 15px rgba(255, 180, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 180, 0, 0.4);
    color: var(--color-dark);
}

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

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

/* ===== COOKIE CONSENT ===== */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(6, 13, 21, 0.95);
    padding: var(--spacing-md);
    z-index: 1000;
    display: none;
    opacity: 0;
    transition: var(--transition-normal);
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.3);
}

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

.cookie-consent p {
    flex: 1;
    min-width: 60%;
}

.cookie-consent a {
    color: var(--color-accent);
    text-decoration: underline;
}

.cookie-consent button {
    min-width: 120px;
}

@media (max-width: 768px) {
    .cookie-container {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cookie-consent button {
        width: 100%;
    }
}

/* ===== HEADER ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--spacing-sm) 0;
    background-color: rgba(6, 13, 21, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

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

.header-logo {
    display: flex;
    align-items: center;
}

.logo {
    height: 40px;
    width: auto;
}

.header-contact {
    display: flex;
    align-items: center;
}

.phone-link {
    display: flex;
    align-items: center;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--color-white);
}

.phone-link::before {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    background-color: var(--color-accent);
    margin-right: 10px;
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 15.5c-1.2 0-2.4-.2-3.6-.6-.3-.1-.7 0-1 .2l-2.2 2.2c-2.8-1.4-5.1-3.8-6.6-6.6l2.2-2.2c.3-.3.4-.7.2-1-.3-1.1-.5-2.3-.5-3.5 0-.6-.4-1-1-1H4c-.6 0-1 .4-1 1 0 9.4 7.6 17 17 17 .6 0 1-.4 1-1v-3.5c0-.6-.4-1-1-1zM12 3v10l3-3h6V3h-9z'/%3E%3C/svg%3E");
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: contain;
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 15.5c-1.2 0-2.4-.2-3.6-.6-.3-.1-.7 0-1 .2l-2.2 2.2c-2.8-1.4-5.1-3.8-6.6-6.6l2.2-2.2c.3-.3.4-.7.2-1-.3-1.1-.5-2.3-.5-3.5 0-.6-.4-1-1-1H4c-.6 0-1 .4-1 1 0 9.4 7.6 17 17 17 .6 0 1-.4 1-1v-3.5c0-.6-.4-1-1-1zM12 3v10l3-3h6V3h-9z'/%3E%3C/svg%3E");
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    -webkit-mask-size: contain;
}

.phone-link:hover {
    color: var(--color-accent);
}

/* ===== NAVIGATION ===== */
.main-nav {
    display: flex;
    align-items: center;
}

.menu-toggle {
    display: none;
}

.menu-icon {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
    padding: var(--spacing-xs) 0;
}

.menu-line {
    display: block;
    height: 3px;
    width: 100%;
    border-radius: 3px;
    background-color: var(--color-white);
    transition: var(--transition-fast);
}

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

.nav-menu a {
    font-weight: 600;
    font-size: 1rem;
    padding: 0.5rem 0;
    position: relative;
}

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

.nav-menu a:hover::after,
.nav-menu a:focus::after {
    width: 100%;
}

.nav-cta {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-secondary) 100%);
    padding: 0.6rem 1.5rem !important;
    border-radius: var(--border-radius-sm);
    color: var(--color-dark) !important;
    font-weight: 700 !important;
}

.nav-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(255, 180, 0, 0.3);
}

.nav-cta::after {
    display: none;
}

/* Mobile Navigation */
@media (max-width: 992px) {
    .menu-icon {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: var(--color-dark);
        padding: var(--spacing-md) 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
        transform: translateY(-150%);
        opacity: 0;
        transition: var(--transition-normal);
        visibility: hidden;
    }
    
    .menu-toggle:checked ~ .nav-menu {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .menu-toggle:checked ~ .menu-icon .menu-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .menu-toggle:checked ~ .menu-icon .menu-line:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle:checked ~ .menu-icon .menu-line:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .nav-menu a {
        width: 100%;
        padding: var(--spacing-sm) var(--spacing-md);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        text-align: center;
    }
    
    .nav-menu a::after {
        display: none;
    }
    
    .nav-cta {
        margin-top: var(--spacing-sm);
        width: 90%;
        display: block;
    }
    
    .header-contact {
        display: none;
    }
}

/* ===== MAIN CONTENT ===== */
main {
    padding-top: 80px;
}

/* Hero Section */
.hero-section {
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
    background-color: var(--color-bg);
}

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

.hero-content {
    flex: 1;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

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

.hero-image {
    flex: 1;
    position: relative;
    animation: fadeInRight 1s ease;
}

.hero-image img {
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

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

@media (max-width: 768px) {
    .hero-section .container {
        flex-direction: column;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-content,
    .hero-image {
        width: 100%;
    }
}

/* Services Section */
.services-section {
    padding: var(--spacing-xl) 0;
    background-color: rgba(255, 255, 255, 0.02);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background-color: rgba(6, 13, 21, 0.8);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
    height: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    background-color: rgba(6, 13, 21, 0.95);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
}

.service-icon i {
    display: inline-block;
    width: 60px;
    height: 60px;
    background-color: var(--color-accent);
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    -webkit-mask-size: contain;
}

.icon-document {
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8l-6-6zm-1 1.5L18.5 9H13V3.5zM8 17h8v1H8v-1zm0-3h8v1H8v-1zm0-3h5v1H8v-1z'/%3E%3C/svg%3E");
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8l-6-6zm-1 1.5L18.5 9H13V3.5zM8 17h8v1H8v-1zm0-3h8v1H8v-1zm0-3h5v1H8v-1z'/%3E%3C/svg%3E");
}

.icon-calculator {
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 2H5c-1.1 0-2 .9-2 2v16c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zM8 20H5v-3h3v3zm0-4H5v-3h3v3zm0-4H5V9h3v3zm4 8H9v-3h3v3zm0-4H9v-3h3v3zm0-4H9V9h3v3zm4 8h-3v-3h3v3zm0-4h-3v-3h3v3zm0-4h-3V9h3v3zm0-5H5V5h11v2z'/%3E%3C/svg%3E");
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M19 2H5c-1.1 0-2 .9-2 2v16c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zM8 20H5v-3h3v3zm0-4H5v-3h3v3zm0-4H5V9h3v3zm4 8H9v-3h3v3zm0-4H9v-3h3v3zm0-4H9V9h3v3zm4 8h-3v-3h3v3zm0-4h-3v-3h3v3zm0-4h-3V9h3v3zm0-5H5V5h11v2z'/%3E%3C/svg%3E");
}

.icon-chart {
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 13h8V3H3v10zm0 8h8v-6H3v6zm10 0h8V11h-8v10zm0-18v6h8V3h-8z'/%3E%3C/svg%3E");
    -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 13h8V3H3v10zm0 8h8v-6H3v6zm10 0h8V11h-8v10zm0-18v6h8V3h-8z'/%3E%3C/svg%3E");
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.service-description {
    color: var(--color-text-light);
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* Advantages Section */
.advantages-section {
    padding: var(--spacing-xl) 0;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.advantage-item {
    position: relative;
    padding: var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
    overflow: hidden;
}

.advantage-item:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.05);
}

.advantage-number {
    font-size: 4rem;
    font-weight: 900;
    position: absolute;
    top: 10px;
    right: 10px;
    opacity: 0.1;
    color: var(--color-accent);
    line-height: 1;
}

.advantage-title {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.advantage-description {
    color: var(--color-text-light);
    position: relative;
    z-index: 1;
}

/* About Section */
.about-section {
    padding: var(--spacing-xl) 0;
    background-color: rgba(255, 255, 255, 0.02);
}

.about-section .container {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.about-content {
    flex: 1;
}

.about-description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.about-image {
    flex: 1;
}

.about-image img {
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
    .about-section .container {
        flex-direction: column-reverse;
    }
}

/* Testimonials Section */
.testimonials-section {
    padding: var(--spacing-xl) 0;
}

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

.testimonial-card {
    background-color: rgba(6, 13, 21, 0.8);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition-normal);
    position: relative;
}

.testimonial-card::before {
    content: """;
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 5rem;
    color: var(--color-accent);
    opacity: 0.2;
    font-family: serif;
    line-height: 0;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    background-color: rgba(6, 13, 21, 0.95);
}

.testimonial-content {
    position: relative;
    z-index: 1;
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.testimonial-author {
    padding-top: var(--spacing-sm);
}

.testimonial-author h4 {
    font-weight: 600;
    margin-bottom: 5px;
}

.testimonial-author p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

@media (max-width: 768px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-xl) 0;
    background-color: rgba(255, 255, 255, 0.02);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: rgba(6, 13, 21, 0.8);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-gray);
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    font-size: 1rem;
    transition: var(--transition-fast);
}

/* Стили для выпадающего списка */
.form-group select option {
    background-color: var(--color-dark);
    color: var(--color-text);
    padding: 10px;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(255, 180, 0, 0.2);
}

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

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 3px;
}

.checkbox-group label {
    margin-bottom: 0;
    font-weight: normal;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.checkbox-group a {
    color: var(--color-accent);
    text-decoration: underline;
}

/* Thank You Page */
.thankyou-section {
    padding: var(--spacing-xl) 0;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thankyou-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.thankyou-message {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.thankyou-details {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.thankyou-actions {
    margin-top: var(--spacing-lg);
}

/* ===== FOOTER ===== */
.site-footer {
    background-color: var(--color-dark);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.footer-col {
    padding: 0 var(--spacing-sm);
}

.footer-logo {
    margin-bottom: var(--spacing-sm);
    max-width: 150px;
}

.footer-description {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
}

.footer-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 1.5px;
}

.footer-contact-list,
.footer-links,
.footer-legal-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-contact-list li,
.footer-links li,
.footer-legal-links li {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.footer-bottom {
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */
@media (max-width: 992px) {
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 1.8rem;
    }
    
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 1.6rem;
    }
    
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3.5rem;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
}

/* Add font from CDN */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800;900&display=swap');