/* ===================================
   AutoPro Elite - Premium Auto Service
   Modern Dark Theme with Glassmorphism
   =================================== */

/* Root Variables */
:root {
    /* Colors */
    --primary-dark: #0a0a0a;
    --secondary-dark: #1a1a1a;
    --tertiary-dark: #2a2a2a;
    --accent-orange: #ff6b35;
    --accent-blue: #00a8ff;
    --accent-cyan: #00d4ff;
    --text-white: #ffffff;
    --text-light: #e0e0e0;
    --text-gray: #a0a0a0;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #ff6b35 0%, #ff8c42 100%);
    --gradient-secondary: linear-gradient(135deg, #00a8ff 0%, #00d4ff 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    --gradient-glow: linear-gradient(135deg, rgba(255, 107, 53, 0.2) 0%, rgba(0, 168, 255, 0.2) 100%);
    
    /* Fonts */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Orbitron', monospace;
    
    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-normal: 0.5s ease;
    --transition-slow: 0.8s ease;
    
    /* Shadows */
    --shadow-small: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 8px 16px rgba(0, 0, 0, 0.4);
    --shadow-large: 0 16px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(255, 107, 53, 0.4);
    --shadow-glow-blue: 0 0 20px rgba(0, 168, 255, 0.4);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

/* Particles Background */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    background: radial-gradient(circle at 20% 50%, rgba(255, 107, 53, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(0, 168, 255, 0.03) 0%, transparent 50%),
                var(--primary-dark);
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
}

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

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

/* Accent Gradient Text */
.accent-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.accent {
    color: var(--accent-orange);
}

/* ===================================
   STICKY CONTACT PANEL
   =================================== */
.sticky-contact {
    position: fixed;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 10px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: 20px 0 0 20px;
    border: 1px solid var(--glass-border);
    border-right: none;
    box-shadow: var(--shadow-medium);
}

.contact-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: 15px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition-fast);
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    max-width: 60px;
}

.contact-btn:hover {
    max-width: 300px;
    box-shadow: var(--shadow-glow);
}

.contact-btn i {
    font-size: 24px;
    flex-shrink: 0;
}

.contact-btn span {
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.contact-btn:hover span {
    opacity: 1;
}

.contact-btn.whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
}

.contact-btn.telegram {
    background: linear-gradient(135deg, #0088cc 0%, #006699 100%);
    color: white;
}

.contact-btn.viber {
    background: linear-gradient(135deg, #7360f2 0%, #5940bf 100%);
    color: white;
}

.contact-btn.phone {
    background: var(--gradient-primary);
    color: white;
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    padding: 20px 0;
    transition: var(--transition-fast);
    background: transparent;
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--shadow-medium);
    padding: 15px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 800;
    font-family: var(--font-display);
    cursor: pointer;
}

.logo i {
    font-size: 32px;
    color: var(--accent-orange);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 35px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 15px;
    position: relative;
    padding: 5px 0;
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 30px;
    height: 3px;
    background: var(--text-white);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(255, 107, 53, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 168, 255, 0.1) 0%, transparent 40%);
    z-index: -1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.hero-title {
    font-size: 72px;
    font-weight: 900;
    font-family: var(--font-display);
    margin-bottom: 30px;
    line-height: 1.1;
}

.title-line {
    display: block;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-gray);
    margin-bottom: 40px;
    max-width: 550px;
}

.hero-features {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 25px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    font-size: 14px;
    font-weight: 600;
}

.feature-item i {
    font-size: 24px;
    color: var(--accent-orange);
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 18px 35px;
    border-radius: 15px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition-fast);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.5);
}

.btn-glow {
    animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255, 107, 53, 0.4);
    }
    50% {
        box-shadow: 0 0 40px rgba(255, 107, 53, 0.6);
    }
}

.btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    color: var(--text-white);
}

.btn-secondary:hover {
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow-blue);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--accent-orange);
    color: var(--accent-orange);
    padding: 12px 25px;
}

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

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.car-3d {
    position: relative;
    width: 500px;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotateY(0deg);
    }
    50% {
        transform: translateY(-30px) rotateY(10deg);
    }
}

.car-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.3) 0%, transparent 70%);
    filter: blur(60px);
    animation: glow-rotate 8s linear infinite;
}

@keyframes glow-rotate {
    0% {
        transform: rotate(0deg) scale(1);
    }
    50% {
        transform: rotate(180deg) scale(1.2);
    }
    100% {
        transform: rotate(360deg) scale(1);
    }
}

.car-3d i {
    font-size: 300px;
    color: var(--accent-orange);
    filter: drop-shadow(0 0 50px rgba(255, 107, 53, 0.5));
    animation: car-pulse 3s ease-in-out infinite;
}

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

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-gray);
    font-size: 14px;
}

.mouse {
    width: 26px;
    height: 42px;
    border: 2px solid var(--glass-border);
    border-radius: 15px;
    display: inline-block;
    position: relative;
    margin-bottom: 10px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--accent-orange);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 2s ease-in-out infinite;
}

@keyframes scroll-wheel {
    0%, 100% {
        top: 8px;
        opacity: 1;
    }
    50% {
        top: 20px;
        opacity: 0;
    }
}

/* ===================================
   SECTION STYLES
   =================================== */
section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 15px;
    font-family: var(--font-display);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-gray);
}

/* ===================================
   SEARCH SECTION
   =================================== */
.search-section {
    background: var(--secondary-dark);
}

.search-box {
    max-width: 900px;
    margin: 0 auto 40px;
    position: relative;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input-wrapper i {
    position: absolute;
    left: 25px;
    font-size: 20px;
    color: var(--accent-orange);
}

.search-input {
    width: 100%;
    padding: 25px 60px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 20px;
    font-size: 18px;
    color: var(--text-white);
    transition: var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-orange);
    box-shadow: 0 0 30px rgba(255, 107, 53, 0.3);
}

.search-clear {
    position: absolute;
    right: 25px;
    background: none;
    border: none;
    color: var(--text-gray);
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.search-clear:hover {
    color: var(--accent-orange);
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 10px;
    background: var(--secondary-dark);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    max-height: 400px;
    overflow-y: auto;
    box-shadow: var(--shadow-large);
    z-index: 10;
}

.search-result-item {
    padding: 20px;
    border-bottom: 1px solid var(--glass-border);
    cursor: pointer;
    transition: var(--transition-fast);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background: var(--glass-bg);
}

.result-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-white);
}

.result-category {
    font-size: 14px;
    color: var(--accent-orange);
    margin-bottom: 5px;
}

.result-description {
    font-size: 14px;
    color: var(--text-gray);
}

.filters-title {
    font-size: 18px;
    margin-bottom: 20px;
    text-align: center;
    color: var(--text-gray);
}

.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 15px 30px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 15px;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 600;
}

.filter-tab:hover {
    border-color: var(--accent-orange);
    transform: translateY(-2px);
}

.filter-tab.active {
    background: var(--gradient-primary);
    border-color: var(--accent-orange);
    color: white;
    box-shadow: var(--shadow-glow);
}

/* ===================================
   DIAGNOSTIC SECTION
   =================================== */
.diagnostic-section {
    background: var(--primary-dark);
}

.diagnostic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.symptom-card {
    position: relative;
    padding: 40px 30px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-fast);
    overflow: hidden;
}

.symptom-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-glow);
    opacity: 0;
    transition: var(--transition-fast);
    z-index: -1;
}

.symptom-card:hover {
    border-color: var(--accent-orange);
    transform: translateY(-10px);
    box-shadow: var(--shadow-glow);
}

.symptom-card:hover::before {
    opacity: 1;
}

.symptom-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
    box-shadow: var(--shadow-glow);
}

.symptom-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.symptom-card p {
    color: var(--text-gray);
    font-size: 14px;
}

.card-glow {
    position: absolute;
    bottom: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.2) 0%, transparent 50%);
    opacity: 0;
    transition: var(--transition-normal);
}

.symptom-card:hover .card-glow {
    opacity: 1;
    animation: glow-move 3s ease-in-out infinite;
}

@keyframes glow-move {
    0%, 100% {
        transform: translate(0, 0);
    }
    50% {
        transform: translate(25%, -25%);
    }
}

/* Diagnostic Modal */
.diagnostic-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-content {
    background: var(--secondary-dark);
    border: 2px solid var(--glass-border);
    border-radius: 25px;
    padding: 50px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-large);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    color: var(--text-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 20px;
    transition: var(--transition-fast);
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-secondary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    margin-bottom: 25px;
}

.service-card h3 {
    font-size: 22px;
    margin-bottom: 20px;
}

.service-list {
    list-style: none;
    margin-bottom: 25px;
}

.service-list li {
    padding: 12px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-gray);
    font-size: 15px;
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: bold;
    font-size: 18px;
}

/* ===================================
   BRANDS SECTION
   =================================== */
.brands-section {
    background: var(--primary-dark);
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.brand-card {
    padding: 40px 30px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 15px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.brand-card:hover {
    border-color: var(--accent-orange);
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-glow);
}

.brand-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 15px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
}

.brand-card h3 {
    font-size: 18px;
    font-weight: 600;
}

/* ===================================
   KNOWLEDGE BASE SECTION
   =================================== */
.knowledge-section {
    background: var(--secondary-dark);
}

.knowledge-search {
    max-width: 700px;
    margin: 0 auto 40px;
}

.knowledge-content {
    max-width: 1200px;
    margin: 0 auto;
}

.knowledge-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.knowledge-tab {
    padding: 15px 30px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 15px;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 600;
}

.knowledge-tab:hover {
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.knowledge-tab.active {
    background: var(--gradient-secondary);
    border-color: var(--accent-blue);
    color: white;
    box-shadow: var(--shadow-glow-blue);
}

.knowledge-panels {
    position: relative;
}

.knowledge-panel {
    display: none;
}

.knowledge-panel.active {
    display: block;
}

/* Accordion */
.accordion {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.accordion-item {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 15px;
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    padding: 25px 30px;
    background: transparent;
    border: none;
    color: var(--text-white);
    font-size: 18px;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.accordion-header:hover {
    background: var(--glass-bg);
}

.accordion-header i.fa-chevron-down {
    transition: var(--transition-fast);
    color: var(--accent-orange);
}

.accordion-item.active .accordion-header i.fa-chevron-down {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
}

.accordion-item.active .accordion-content {
    max-height: 1000px;
    padding: 0 30px 30px;
}

.accordion-content h4 {
    font-size: 16px;
    margin: 15px 0 10px;
    color: var(--accent-blue);
}

.accordion-content ul {
    list-style: none;
    margin: 10px 0;
}

.accordion-content li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-gray);
}

.accordion-content li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-orange);
}

.accordion-content p {
    color: var(--text-gray);
    line-height: 1.8;
    margin: 10px 0;
}

/* Info Cards */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.info-card {
    padding: 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 20px;
}

.info-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    margin-bottom: 20px;
}

.info-card h3 {
    font-size: 20px;
    margin-bottom: 20px;
}

.info-card ul {
    list-style: none;
}

.info-card li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-gray);
}

.info-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-orange);
    font-size: 20px;
}

/* Prevention Content */
.prevention-content h3 {
    font-size: 28px;
    margin-bottom: 40px;
    text-align: center;
}

.prevention-item {
    display: flex;
    gap: 25px;
    margin-bottom: 35px;
    padding: 30px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 15px;
}

.prevention-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-secondary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
}

.prevention-text h4 {
    font-size: 18px;
    margin-bottom: 10px;
}

.prevention-text p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* ===================================
   PRICING SECTION
   =================================== */
.pricing-section {
    background: var(--primary-dark);
}

.pricing-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.price-filter {
    padding: 12px 25px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 14px;
    font-weight: 600;
}

.price-filter:hover {
    border-color: var(--accent-orange);
}

.price-filter.active {
    background: var(--gradient-primary);
    border-color: var(--accent-orange);
    color: white;
}

.pricing-controls {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.sort-control {
    display: flex;
    align-items: center;
    gap: 15px;
}

.sort-control label {
    font-weight: 600;
    color: var(--text-gray);
}

.sort-control select {
    padding: 12px 20px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-white);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.sort-control select:focus {
    outline: none;
    border-color: var(--accent-orange);
}

.pricing-table {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 30px;
}

#price-table {
    width: 100%;
    border-collapse: collapse;
}

#price-table thead {
    background: var(--tertiary-dark);
}

#price-table th {
    padding: 20px;
    text-align: left;
    font-weight: 700;
    color: var(--text-white);
    font-size: 16px;
}

#price-table tbody tr {
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-fast);
}

#price-table tbody tr:hover {
    background: var(--glass-bg);
}

#price-table td {
    padding: 20px;
    color: var(--text-light);
    font-size: 15px;
}

.price-amount {
    font-weight: 700;
    color: var(--accent-orange);
    font-size: 18px;
}

.pricing-note {
    text-align: center;
    padding: 25px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.pricing-note i {
    font-size: 24px;
    color: var(--accent-blue);
}

.pricing-note p {
    color: var(--text-gray);
    font-size: 14px;
}

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

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.advantage-card {
    padding: 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 20px;
    text-align: center;
    transition: var(--transition-fast);
}

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

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
}

.counter {
    font-size: 56px;
    font-weight: 900;
    font-family: var(--font-display);
    color: var(--accent-orange);
    margin: 10px 0;
}

.counter-suffix {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 15px;
}

.advantage-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.advantage-card p {
    color: var(--text-gray);
    font-size: 14px;
    line-height: 1.6;
}

/* ===================================
   HOW WE WORK SECTION (TIMELINE)
   =================================== */
.how-section {
    background: var(--primary-dark);
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.timeline-item {
    display: flex;
    gap: 40px;
    margin-bottom: 80px;
    position: relative;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-number {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 900;
    font-family: var(--font-display);
    color: white;
    box-shadow: var(--shadow-glow);
    z-index: 2;
}

.timeline-content {
    flex: 1;
    padding: 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 20px;
    max-width: 450px;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
    margin-right: 80px;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-right: auto;
    margin-left: 80px;
}

.timeline-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-secondary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    margin-bottom: 20px;
}

.timeline-content h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.timeline-content p {
    color: var(--text-gray);
    line-height: 1.8;
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 25px;
    padding: 30px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--glass-border);
    border-radius: 15px;
}

.contact-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
}

.contact-text h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.contact-text p,
.contact-text a {
    color: var(--text-gray);
    font-size: 15px;
}

.contact-text a:hover {
    color: var(--accent-orange);
}

.contact-messengers h3 {
    font-size: 24px;
    margin-bottom: 25px;
}

.messenger-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.messenger-btn {
    padding: 20px 30px;
    border-radius: 15px;
    font-weight: 600;
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: var(--transition-fast);
    color: white;
}

.messenger-btn:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-medium);
}

.messenger-btn i {
    font-size: 28px;
}

.messenger-btn.whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
}

.messenger-btn.telegram {
    background: linear-gradient(135deg, #0088cc 0%, #006699 100%);
}

.messenger-btn.viber {
    background: linear-gradient(135deg, #7360f2 0%, #5940bf 100%);
}

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

.footer-content {
    text-align: center;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 28px;
    font-weight: 800;
    font-family: var(--font-display);
    margin-bottom: 20px;
}

.footer-logo i {
    font-size: 36px;
    color: var(--accent-orange);
}

.footer-text {
    color: var(--text-gray);
    margin-bottom: 30px;
    font-size: 16px;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--gradient-primary);
    border-color: var(--accent-orange);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

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

/* ===================================
   SCROLL TO TOP
   =================================== */
.scroll-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 24px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-glow);
    z-index: 998;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.6);
}

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

/* Tablet */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 56px;
    }
    
    .hero-subtitle,
    .hero-features,
    .hero-cta {
        justify-content: center;
    }
    
    .car-3d {
        width: 400px;
        height: 400px;
    }
    
    .car-3d i {
        font-size: 200px;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 100px;
    }
    
    .timeline-number {
        left: 30px;
    }
    
    .timeline-content {
        max-width: 100% !important;
        margin: 0 !important;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 36px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--secondary-dark);
        flex-direction: column;
        padding: 40px;
        transition: var(--transition-fast);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-features {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .car-3d {
        width: 300px;
        height: 300px;
    }
    
    .car-3d i {
        font-size: 150px;
    }
    
    .sticky-contact {
        flex-direction: row;
        bottom: 0;
        right: 0;
        top: auto;
        transform: none;
        border-radius: 20px 20px 0 0;
        width: 100%;
        justify-content: space-around;
        padding: 15px 10px;
    }
    
    .contact-btn {
        padding: 10px;
        max-width: 50px;
        flex-direction: column;
        gap: 5px;
    }
    
    .contact-btn:hover {
        max-width: 50px;
    }
    
    .contact-btn span {
        display: none;
    }
    
    .filter-tabs,
    .knowledge-tabs {
        flex-direction: column;
    }
    
    .services-grid,
    .brands-grid,
    .diagnostic-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        padding-left: 80px;
    }
    
    .timeline-content {
        padding: 25px;
    }
    
    .pricing-table {
        overflow-x: auto;
    }
    
    #price-table {
        min-width: 600px;
    }
    
    .modal-content {
        padding: 30px 20px;
    }
    
    .scroll-top {
        width: 50px;
        height: 50px;
        bottom: 80px;
        right: 20px;
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .search-input {
        padding: 20px 50px;
        font-size: 16px;
    }
    
    .brand-card,
    .symptom-card {
        padding: 30px 20px;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--secondary-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-orange);
}

/* Selection */
::selection {
    background: var(--accent-orange);
    color: white;
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}