/* ===================================
   SKlight Corporate Website Styles
   Version: 1.0
   =================================== */

/* === ROOT VARIABLES === */
:root {
    /* Colors */
    --color-accent: #0a95c2;
    --color-bg-primary: #121212;
    --color-bg-secondary: #1a1a1a;
    --color-bg-dark: #0a0a0a;
    --color-text-primary: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-border: rgba(10, 149, 194, 0.2);
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Roboto', sans-serif;
    
    /* Spacing */
    --container-max-width: 1400px;
    --section-padding: 80px 0;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Effects */
    --glow-effect: 0 0 15px rgba(10, 149, 194, 0.5);
}

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

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

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

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

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

button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
    transition: var(--transition-smooth);
}

ul {
    list-style: none;
}

/* === ACCESSIBILITY === */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-accent);
    color: var(--color-text-primary);
    padding: 8px 16px;
    z-index: 10000;
    text-decoration: none;
}

.skip-link:focus {
    top: 0;
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

*:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Honeypot field */
.honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
}

/* === CONTAINER === */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 40px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
}

/* === SECTION === */
.section {
    padding: var(--section-padding);
}

.section__title {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--color-text-primary);
}

@media (max-width: 768px) {
    .section__title {
        font-size: 32px;
        margin-bottom: 40px;
    }
}

/* === LOGO ANIMATIONS === */
@keyframes logoEntry {
    0% {
        opacity: 0;
        transform: scale(0.9) translateY(-10px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes logoSpin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

.logo {
    animation: logoEntry 0.8s ease-out;
}

.header__logo:hover .logo {
    animation: logoSpin 0.6s ease;
}

.footer-logo {
    animation: logoFloat 2s ease-in-out infinite;
}

/* === HEADER === */
.header {
    position: sticky;
    top: 0;
    height: 90px;
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header__container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 40px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header__logo {
    cursor: pointer;
}

.header__nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav__list {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav__link {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text-primary);
    padding: 8px 0;
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

/* Dropdown Menu */
.nav__item--dropdown {
    position: relative;
}

.nav__dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 16px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-smooth);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.nav__item--dropdown:hover .nav__dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav__dropdown li {
    margin: 8px 0;
}

.nav__dropdown a {
    display: block;
    padding: 8px 12px;
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.nav__dropdown a:hover {
    background: rgba(10, 149, 194, 0.1);
    color: var(--color-accent);
    transform: translateX(5px);
}

/* Header Phone */
.header__phone {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 500;
}

.phone-icon {
    transition: var(--transition-smooth);
}

.header__phone:hover .phone-icon {
    animation: phonePulse 0.6s ease;
}

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

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

/* Mobile Menu Button */
.header__burger {
    display: none;
    flex-direction: column;
    gap: 6px;
    width: 30px;
    height: 30px;
    justify-content: center;
}

.header__burger span {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--color-text-primary);
    transition: var(--transition-smooth);
}

.header__burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.header__burger.active span:nth-child(2) {
    opacity: 0;
}

.header__burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background: var(--color-bg-primary);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 2000;
    overflow-y: auto;
    padding: 80px 30px 30px;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: -1;
}

.mobile-menu.active::before {
    opacity: 1;
    visibility: visible;
}

.mobile-menu__close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 32px;
    color: var(--color-text-primary);
}

.mobile-nav__list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-nav__link {
    display: block;
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 500;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
}

.mobile-nav__submenu {
    margin-top: 12px;
    padding-left: 20px;
}

.mobile-nav__submenu a {
    font-size: 16px;
    padding: 8px 0;
    display: block;
    color: var(--color-text-secondary);
}

@media (max-width: 1024px) {
    .header {
        height: 70px;
    }
    
    .header__nav {
        display: none;
    }
    
    .phone-number {
        display: none;
    }
    
    .header__burger {
        display: flex;
    }
}

/* === FEEDBACK SECTION === */
.feedback-section {
    background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.feedback-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

@media (max-width: 968px) {
    .feedback-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* Advantages */
.advantages__list {
    display: grid;
    gap: 30px;
}

.advantage-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 24px;
    background: var(--color-bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--color-border);
    transition: var(--transition-smooth);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.advantage-card:nth-child(1) { animation-delay: 0.1s; }
.advantage-card:nth-child(2) { animation-delay: 0.2s; }
.advantage-card:nth-child(3) { animation-delay: 0.3s; }
.advantage-card:nth-child(4) { animation-delay: 0.4s; }

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

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-effect);
    border-color: var(--color-accent);
}

.advantage-card__icon {
    width: 48px;
    height: 48px;
}

.advantage-card__title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text-primary);
}

.advantage-card__text {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Feedback Form */
.feedback-form-wrapper {
    background: var(--color-bg-secondary);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

.feedback-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-input,
.form-textarea {
    padding: 12px 16px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    transition: var(--transition-smooth);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(10, 149, 194, 0.1);
}

.form-input.error,
.form-textarea.error {
    border-color: #ff4444;
}

.form-error {
    font-size: 12px;
    color: #ff4444;
    display: none;
}

.form-error.active {
    display: block;
}

.form-file {
    padding: 8px;
    background: var(--color-bg-primary);
    border: 1px dashed var(--color-border);
    border-radius: 8px;
    color: var(--color-text-secondary);
    cursor: pointer;
}

/* Buttons */
.btn {
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-align: center;
    display: inline-block;
}

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

.btn--primary:hover {
    background: #0880a8;
    box-shadow: var(--glow-effect);
    transform: translateY(-2px);
}

.btn--secondary {
    background: transparent;
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
}

.btn--secondary:hover {
    background: var(--color-accent);
    color: var(--color-text-primary);
}

/* === SLIDER SECTION === */
.slider-section {
    padding: 0;
    background: var(--color-bg-dark);
}

.product-slider {
    width: 100%;
    height: 500px;
}

.swiper-slide {
    height: 500px;
}

.slide-content {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.slide-text {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: 0 20px;
}

.slide-title {
    font-family: var(--font-heading);
    font-size: 64px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.slide-description {
    font-size: 20px;
    margin-bottom: 30px;
    color: var(--color-text-secondary);
}

/* Swiper Custom Styles */
.swiper-button-prev,
.swiper-button-next {
    color: var(--color-accent);
    width: 50px;
    height: 50px;
    background: rgba(18, 18, 18, 0.8);
    border-radius: 50%;
}

.swiper-button-prev:hover,
.swiper-button-next:hover {
    background: var(--color-accent);
    color: var(--color-text-primary);
}

.swiper-pagination-bullet {
    background: var(--color-text-secondary);
    opacity: 0.5;
}

.swiper-pagination-bullet-active {
    background: var(--color-accent);
    opacity: 1;
}

@media (max-width: 768px) {
    .product-slider,
    .swiper-slide,
    .slide-content {
        height: 400px;
    }
    
    .slide-title {
        font-size: 36px;
    }
    
    .slide-description {
        font-size: 16px;
    }
}

/* === CATALOG SECTION === */
.catalog-section {
    background: var(--color-bg-secondary);
}

.catalog-filter {
    display: flex;
    gap: 20px;
    align-items: center;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-select,
.filter-input {
    padding: 10px 16px;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-primary);
    font-family: var(--font-body);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
}

.product-card {
    background: var(--color-bg-primary);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition-smooth);
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-effect);
    border-color: var(--color-accent);
}

.product-card__image {
    width: 100%;
    aspect-ratio: 3/2;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-card__image {
    transform: scale(1.1);
}

.product-card__content {
    padding: 20px;
}

.product-card__title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.product-card__description {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card__price {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-accent);
}

/* === MAP SECTION === */
.map-section {
    background: var(--color-bg-primary);
}

.dealers-map {
    width: 100%;
    height: 600px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
}

@media (max-width: 768px) {
    .dealers-map {
        height: 400px;
    }
}

/* Leaflet Custom Styles */
.leaflet-popup-content-wrapper {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.leaflet-popup-tip {
    background: var(--color-bg-secondary);
}

/* === CONTACTS SECTION === */
.contacts-section {
    background: var(--color-bg-secondary);
}

.contacts-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 32px;
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    background: var(--color-bg-primary);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-primary);
    transition: var(--transition-smooth);
}

.tab-btn:hover,
.tab-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: var(--glow-effect);
}

.contacts-content {
    max-width: 800px;
    margin: 0 auto;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.contact-info {
    background: var(--color-bg-primary);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

.contact-status {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-border);
}

.status-indicator {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.status-indicator.open {
    background: #4caf50;
}

.status-indicator.closed {
    background: #f44336;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.status-text {
    font-weight: 600;
    font-size: 18px;
}

.contact-item {
    font-size: 16px;
    margin: 16px 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.contact-item a {
    color: var(--color-accent);
}

.contact-item a:hover {
    text-decoration: underline;
}

/* === RUNNING LINE SECTION === */
.running-line-section {
    padding: 0;
    background: var(--color-bg-dark);
}

.running-line-wrapper {
    position: relative;
    height: 120px;
    overflow: hidden;
    display: flex;
    align-items: center;
}

.running-line {
    display: flex;
    position: absolute;
    white-space: nowrap;
    animation: scroll 20s linear infinite;
}

.running-line-wrapper:hover .running-line {
    animation-play-state: paused;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-33.333%);
    }
}

.running-text {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 600;
    color: var(--color-accent);
    padding: 0 40px;
}

.running-line-center {
    position: relative;
    z-index: 1;
    text-align: center;
    width: 100%;
    padding: 0 20px;
}

.running-line-title {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 700;
    text-shadow: 0 0 20px var(--color-accent), 0 4px 20px rgba(0, 0, 0, 0.8);
    transform: rotate(-15deg);
    display: inline-block;
}

@media (max-width: 768px) {
    .running-line-title {
        font-size: 20px;
    }
    
    .running-text {
        font-size: 18px;
    }
}

/* === NEWS SECTION === */
.news-section {
    background: var(--color-bg-primary);
}

.news-filter {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    font-family: var(--font-heading);
    font-weight: 500;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text-primary);
    transition: var(--transition-smooth);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

@media (max-width: 968px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .news-grid {
        grid-template-columns: 1fr;
    }
}

.news-card {
    background: var(--color-bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition-smooth);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-effect);
    border-color: var(--color-accent);
}

.news-card__image {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.news-card__content {
    padding: 24px;
}

.news-card__date {
    font-size: 14px;
    color: var(--color-accent);
    margin-bottom: 8px;
}

.news-card__category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(10, 149, 194, 0.1);
    border-radius: 4px;
    font-size: 12px;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.news-card__title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
}

.news-card__excerpt {
    font-size: 14px;
    color: var(--color-text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.load-more {
    display: block;
    margin: 0 auto;
}

/* === WARRANTY SECTION === */
.warranty-section {
    background: var(--color-bg-dark);
}

.warranty-grid {
    display: grid;
    grid-template-columns: 60fr 40fr;
    gap: 60px;
}

@media (max-width: 968px) {
    .warranty-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* Timeline */
.warranty-timeline {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.timeline-item {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.timeline-icon {
    flex-shrink: 0;
}

.timeline-content h3 {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-accent);
}

.timeline-content p {
    font-size: 16px;
    color: var(--color-text-secondary);
}

/* Certificates */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.certificate-card {
    background: var(--color-bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.certificate-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--glow-effect);
}

.certificate-card img {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
}

.certificate-card p {
    padding: 16px;
    text-align: center;
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* === FOOTER === */
.footer {
    background: var(--color-bg-primary);
    border-top: 1px solid var(--color-border);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

@media (max-width: 968px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo {
    margin-bottom: 16px;
}

.footer-description {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: var(--transition-smooth);
}

.social-link:hover {
    color: var(--color-accent);
    transform: translateY(-3px);
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--color-accent);
}

.footer-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-list a {
    font-size: 14px;
    color: var(--color-text-secondary);
    transition: var(--transition-smooth);
}

.footer-list a:hover {
    color: var(--color-accent);
    transform: translateX(5px);
}

.footer-contacts {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contacts li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--color-text-secondary);
}

.footer-contacts a {
    color: var(--color-text-primary);
}

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

.footer-messengers {
    display: flex;
    gap: 12px;
}

.footer-messengers a {
    width: 24px;
    height: 24px;
    color: var(--color-text-secondary);
    transition: var(--transition-smooth);
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-copyright {
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* === BACK TO TOP BUTTON === */
.back-to-top {
    position: fixed;
    right: 30px;
    bottom: 30px;
    width: 50px;
    height: 50px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-primary);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: scale(1.1);
    box-shadow: var(--glow-effect);
}

@media (max-width: 768px) {
    .back-to-top {
        right: 20px;
        bottom: 20px;
        width: 40px;
        height: 40px;
    }
}

/* === MODAL === */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 40px;
    margin: 20px;
    animation: modalSlideIn 0.3s ease;
}

.modal-content--large {
    max-width: 1200px;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 32px;
    color: var(--color-text-secondary);
    transition: var(--transition-smooth);
}

.modal-close:hover {
    color: var(--color-accent);
    transform: rotate(90deg);
}

/* === UTILITY CLASSES === */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

/* === LOADING STATES === */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(10, 149, 194, 0.3);
    border-radius: 50%;
    border-top-color: var(--color-accent);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* === PRINT STYLES === */
@media print {
    .header,
    .footer,
    .back-to-top,
    .modal {
        display: none;
    }
}