/* Deep Cleaning New - Main Stylesheet */
/* Carbon Fiber Theme with Metallic Gradients and Cleaning Animations */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Arial Black', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: #0a0a0a;
    overflow-x: hidden;
}

/* Carbon Fiber Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 25% 25%, #1a1a1a 2px, transparent 2px),
        radial-gradient(circle at 75% 75%, #2a2a2a 1px, transparent 1px),
        linear-gradient(45deg, #0f0f0f 25%, transparent 25%),
        linear-gradient(-45deg, #0f0f0f 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #0f0f0f 75%),
        linear-gradient(-45deg, transparent 75%, #0f0f0f 75%);
    background-size: 20px 20px, 15px 15px, 10px 10px, 10px 10px, 10px 10px, 10px 10px;
    background-position: 0 0, 10px 10px, 0 0, 5px 5px, 5px 5px, 10px 10px;
    z-index: -2;
    opacity: 0.3;
}

/* Additional Carbon Fiber Texture */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.03) 2px,
            rgba(255, 255, 255, 0.03) 4px
        ),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.03) 2px,
            rgba(255, 255, 255, 0.03) 4px
        );
    z-index: -1;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(135deg, 
        rgba(20, 20, 20, 0.95) 0%,
        rgba(40, 40, 40, 0.95) 50%,
        rgba(20, 20, 20, 0.95) 100%
    );
    backdrop-filter: blur(10px);
    border-bottom: 2px solid #00ff88;
    box-shadow: 0 4px 20px rgba(0, 255, 136, 0.3);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 900;
    color: #00ff88;
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, #00ff88, #00cc6a);
    border-radius: 50%;
    position: relative;
    animation: logoSpin 3s linear infinite;
}

.logo-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: #ffffff;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.3), transparent);
    transition: left 0.5s ease;
}

.nav-link:hover::before,
.nav-link.active::before {
    left: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: #00ff88;
    background: rgba(0, 255, 136, 0.1);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
    text-shadow: 0 0 5px rgba(0, 255, 136, 0.5);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: #00ff88;
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, 
        rgba(0, 0, 0, 0.8) 0%,
        rgba(20, 20, 20, 0.6) 50%,
        rgba(0, 0, 0, 0.8) 100%
    );
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 255, 136, 0.1) 0%, transparent 50%);
    animation: heroGlow 4s ease-in-out infinite alternate;
}

@keyframes heroGlow {
    0% { opacity: 0.3; }
    100% { opacity: 0.7; }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-content {
    padding: 2rem 0;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #00ff88 50%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
}

.hero-divider {
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, #00ff88, #00cc6a, #00ff88);
    margin: 1.5rem 0;
    border-radius: 2px;
    animation: dividerPulse 2s ease-in-out infinite;
}

@keyframes dividerPulse {
    0%, 100% { transform: scaleX(1); opacity: 1; }
    50% { transform: scaleX(1.2); opacity: 0.8; }
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #cccccc;
    margin-bottom: 2rem;
    font-weight: 400;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    color: #000000;
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 255, 136, 0.6);
}

.btn-secondary {
    background: transparent;
    color: #00ff88;
    border: 2px solid #00ff88;
}

.btn-secondary:hover {
    background: #00ff88;
    color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 255, 136, 0.4);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cleaning-silhouette {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    border-radius: 50%;
    position: relative;
    animation: cleaningFloat 3s ease-in-out infinite;
    box-shadow: 0 0 50px rgba(0, 255, 136, 0.5);
}

.cleaning-silhouette::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 20%;
    width: 60%;
    height: 60%;
    background: #ffffff;
    border-radius: 50%;
    opacity: 0.9;
}

.cleaning-silhouette::after {
    content: '';
    position: absolute;
    top: 30%;
    left: 30%;
    width: 40%;
    height: 40%;
    background: linear-gradient(45deg, #00ff88, #00cc6a);
    border-radius: 50%;
    animation: innerSpin 2s linear infinite;
}

@keyframes cleaningFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

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

/* Sparkle Effects */
.sparkle-effects {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.sparkle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: #ffffff;
    border-radius: 50%;
    animation: sparkleAnimation 2s ease-in-out infinite;
}

.sparkle-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.sparkle-2 {
    top: 60%;
    right: 15%;
    animation-delay: 0.5s;
}

.sparkle-3 {
    bottom: 30%;
    left: 20%;
    animation-delay: 1s;
}

.sparkle-4 {
    top: 40%;
    right: 30%;
    animation-delay: 1.5s;
}

@keyframes sparkleAnimation {
    0%, 100% { 
        opacity: 0; 
        transform: scale(0); 
    }
    50% { 
        opacity: 1; 
        transform: scale(1); 
        box-shadow: 0 0 10px #ffffff;
    }
}



/* Article Section */
.article-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, 
        rgba(15, 15, 15, 0.9) 0%,
        rgba(25, 25, 25, 0.9) 50%,
        rgba(15, 15, 15, 0.9) 100%
    );
    position: relative;
}

.main-article {
    background: rgba(20, 20, 20, 0.8);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
}

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

.article-paragraph {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #e0e0e0;
    margin-bottom: 2rem;
    text-align: justify;
    font-weight: 400;
}

.highlight-link {
    color: #00ff88;
    text-decoration: none;
    font-weight: 700;
    position: relative;
    transition: all 0.3s ease;
}

.highlight-link::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #00ff88, #00cc6a);
    transition: width 0.3s ease;
}

.highlight-link:hover::before {
    width: 100%;
}

.highlight-link:hover {
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
    transform: translateY(-1px);
}

/* Tire Tread Dividers */
.tire-divider {
    width: 100%;
    height: 20px;
    margin: 3rem 0;
    background: linear-gradient(90deg, 
        transparent 0%,
        #333333 20%,
        #555555 50%,
        #333333 80%,
        transparent 100%
    );
    position: relative;
    border-radius: 10px;
}

.tire-divider::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent 0px,
            transparent 8px,
            rgba(0, 255, 136, 0.3) 8px,
            rgba(0, 255, 136, 0.3) 12px,
            transparent 12px,
            transparent 20px
        );
    border-radius: 10px;
    animation: tireRoll 3s linear infinite;
}

@keyframes tireRoll {
    0% { background-position: 0px 0; }
    100% { background-position: 20px 0; }
}

.tire-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 8px;
    background: linear-gradient(90deg, #00ff88, #00cc6a);
    border-radius: 4px;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.5);
}

/* Features Preview Section */
.features-preview {
    padding: 6rem 0;
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 0.9) 0%,
        rgba(30, 30, 30, 0.9) 50%,
        rgba(10, 10, 10, 0.9) 100%
    );
}

.section-title {
    font-size: 3rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 4rem;
    background: linear-gradient(135deg, #ffffff 0%, #00ff88 50%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: rgba(20, 20, 20, 0.8);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
    transition: left 0.5s ease;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
    border-color: rgba(0, 255, 136, 0.5);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    position: relative;
    transition: all 0.3s ease;
}

.eco-icon {
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
}

.professional-icon {
    background: linear-gradient(135deg, #0088ff 0%, #0066cc 100%);
}

.guarantee-icon {
    background: linear-gradient(135deg, #ff8800 0%, #cc6600 100%);
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: #ffffff;
    border-radius: 50%;
    opacity: 0.9;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #00ff88;
    margin-bottom: 1rem;
}

.feature-description {
    font-size: 1rem;
    color: #cccccc;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 0.95) 0%,
        rgba(20, 20, 20, 0.95) 50%,
        rgba(10, 10, 10, 0.95) 100%
    );
    border-top: 2px solid #00ff88;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: #00ff88;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 900;
    color: #00ff88;
    margin-bottom: 1rem;
}

.footer-description,
.footer-contact {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #cccccc;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: #00ff88;
    text-shadow: 0 0 5px rgba(0, 255, 136, 0.5);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 255, 136, 0.2);
    color: #888888;
}

/* Animation Classes */
.slide-in-left {
    animation: slideInLeft 1s ease-out;
}

.slide-in-right {
    animation: slideInRight 1s ease-out;
}

.slide-in-up {
    animation: slideInUp 1s ease-out;
}

@keyframes slideInLeft {
    0% {
        opacity: 0;
        transform: translateX(-50px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    0% {
        opacity: 0;
        transform: translateX(50px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInUp {
    0% {
        opacity: 0;
        transform: translateY(50px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}


/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(20, 20, 20, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        backdrop-filter: blur(10px);
        border-top: 1px solid rgba(0, 255, 136, 0.2);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-visual {
        height: 300px;
    }
    
    .cleaning-silhouette {
        width: 200px;
        height: 200px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .main-article {
        padding: 2rem;
    }
    
    .article-paragraph {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .main-article {
        padding: 1.5rem;
    }
    
    .feature-card {
        padding: 2rem;
    }
    
    .container {
        padding: 0 15px;
    }
}

/* Advanced Animations and Effects */
.neon-glow {
    animation: neonGlow 2s ease-in-out infinite alternate;
}

@keyframes neonGlow {
    0% {
        box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
    }
    100% {
        box-shadow: 0 0 40px rgba(0, 255, 136, 0.8);
    }
}

/* Speedometer Animation */
.speedometer {
    width: 100px;
    height: 100px;
    border: 4px solid #333333;
    border-radius: 50%;
    position: relative;
    background: radial-gradient(circle, #1a1a1a 0%, #0a0a0a 100%);
    margin: 2rem auto;
}

.speedometer::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    height: 40px;
    background: #00ff88;
    transform-origin: bottom center;
    transform: translate(-50%, -100%) rotate(0deg);
    animation: speedometerNeedle 3s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.8);
}

@keyframes speedometerNeedle {
    0%, 100% { transform: translate(-50%, -100%) rotate(-45deg); }
    50% { transform: translate(-50%, -100%) rotate(45deg); }
}

/* Dash Line Speed Effects */
.speed-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.speed-line {
    position: absolute;
    width: 2px;
    height: 20px;
    background: linear-gradient(to bottom, transparent, #00ff88, transparent);
    animation: speedLineMove 1s linear infinite;
}

.speed-line:nth-child(1) { top: 20%; animation-delay: 0s; }
.speed-line:nth-child(2) { top: 40%; animation-delay: 0.2s; }
.speed-line:nth-child(3) { top: 60%; animation-delay: 0.4s; }
.speed-line:nth-child(4) { top: 80%; animation-delay: 0.6s; }

@keyframes speedLineMove {
    0% {
        left: -10px;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        left: 100%;
        opacity: 0;
    }
}

/* Glowing Accent Borders */
.glow-border {
    position: relative;
    border: 2px solid transparent;
    background: linear-gradient(135deg, rgba(20, 20, 20, 0.9), rgba(40, 40, 40, 0.9));
    background-clip: padding-box;
}

.glow-border::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #00ff88, #0088ff, #ff8800, #00ff88);
    border-radius: inherit;
    z-index: -1;
    animation: borderGlow 3s linear infinite;
}

@keyframes borderGlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Wheel Spin Hover Effect */
.wheel-spin {
    transition: transform 0.3s ease;
}

.wheel-spin:hover {
    transform: rotate(360deg);
    animation: continuousSpin 2s linear infinite;
}

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

/* Parallax-like Scrolling Effects */
.parallax-element {
    transform: translateZ(0);
    transition: transform 0.1s ease-out;
}

/* Neon Underglow Hover Effects */
.neon-underglow {
    position: relative;
    transition: all 0.3s ease;
}

.neon-underglow::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #00ff88, transparent);
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.8);
}

.neon-underglow:hover::after {
    width: 100%;
}

/* Micro Animations */
.pulse-glow {
    animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(0, 255, 136, 0.6);
    }
}

.float-animation {
    animation: floatAnimation 3s ease-in-out infinite;
}

@keyframes floatAnimation {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Loading Animation */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 255, 136, 0.3);
    border-top: 4px solid #00ff88;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

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

/* Smooth Transitions */
* {
    transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

/* Focus States for Accessibility */
.btn:focus,
.nav-link:focus {
    outline: 2px solid #00ff88;
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cta-buttons {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .main-article {
        background: white;
        border: 1px solid #ccc;
    }
}


/* Page-Specific Styles */
.page-hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, 
        rgba(0, 0, 0, 0.9) 0%,
        rgba(20, 20, 20, 0.7) 50%,
        rgba(0, 0, 0, 0.9) 100%
    );
    text-align: center;
    position: relative;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 70%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(0, 255, 136, 0.1) 0%, transparent 50%);
    animation: heroGlow 4s ease-in-out infinite alternate;
}

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

.page-title {
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #00ff88 50%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
}

.page-subtitle {
    font-size: 1.5rem;
    color: #cccccc;
    font-weight: 400;
}

/* Models Section */
.models-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 0.9) 0%,
        rgba(25, 25, 25, 0.9) 50%,
        rgba(10, 10, 10, 0.9) 100%
    );
}

.models-intro {
    text-align: center;
    margin-bottom: 4rem;
}

.intro-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #e0e0e0;
    max-width: 800px;
    margin: 0 auto;
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.model-card {
    background: rgba(20, 20, 20, 0.8);
    border-radius: 20px;
    padding: 2.5rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.model-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
    transition: left 0.5s ease;
}

.model-card:hover::before {
    left: 100%;
}

.model-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
    border-color: rgba(0, 255, 136, 0.5);
}

.model-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.model-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    position: relative;
    transition: all 0.3s ease;
}

.residential-icon {
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
}

.commercial-icon {
    background: linear-gradient(135deg, #0088ff 0%, #0066cc 100%);
}

.construction-icon {
    background: linear-gradient(135deg, #ff8800 0%, #cc6600 100%);
}

.specialized-icon {
    background: linear-gradient(135deg, #ff0088 0%, #cc0066 100%);
}

.model-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    background: #ffffff;
    border-radius: 50%;
    opacity: 0.9;
}

.model-card:hover .model-icon {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
}

.model-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #00ff88;
    margin: 0;
}

.model-description {
    font-size: 1rem;
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.model-features {
    list-style: none;
    padding: 0;
}

.model-features li {
    color: #e0e0e0;
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.model-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #00ff88;
    font-weight: bold;
    font-size: 1.2rem;
}

/* CTA Section */
.cta-section {
    text-align: center;
    background: rgba(20, 20, 20, 0.8);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    backdrop-filter: blur(10px);
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: #00ff88;
    margin-bottom: 1rem;
}

.cta-description {
    font-size: 1.2rem;
    color: #cccccc;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Features Page Styles */
.features-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, 
        rgba(15, 15, 15, 0.9) 0%,
        rgba(25, 25, 25, 0.9) 50%,
        rgba(15, 15, 15, 0.9) 100%
    );
}

.features-detailed-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.feature-detailed-card {
    background: rgba(20, 20, 20, 0.8);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-detailed-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
    transition: left 0.5s ease;
}

.feature-detailed-card:hover::before {
    left: 100%;
}

.feature-detailed-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
    border-color: rgba(0, 255, 136, 0.5);
}

.feature-detailed-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: #00ff88;
    margin-bottom: 1.5rem;
}

.feature-detailed-description {
    font-size: 1.1rem;
    color: #e0e0e0;
    line-height: 1.7;
}

/* Blog Page Styles */
.blog-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 0.9) 0%,
        rgba(30, 30, 30, 0.9) 50%,
        rgba(10, 10, 10, 0.9) 100%
    );
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.blog-card {
    background: rgba(20, 20, 20, 0.8);
    border-radius: 20px;
    padding: 2.5rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.blog-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
    transition: left 0.5s ease;
}

.blog-card:hover::before {
    left: 100%;
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
    border-color: rgba(0, 255, 136, 0.5);
}

.blog-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #00ff88;
    margin-bottom: 1rem;
}

.blog-excerpt {
    font-size: 1rem;
    color: #cccccc;
    line-height: 1.6;
}

/* Contact Page Styles */
.contact-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, 
        rgba(15, 15, 15, 0.9) 0%,
        rgba(25, 25, 25, 0.9) 50%,
        rgba(15, 15, 15, 0.9) 100%
    );
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-info {
    background: rgba(20, 20, 20, 0.8);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
}

.contact-form {
    background: rgba(20, 20, 20, 0.8);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    color: #00ff88;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(0, 255, 136, 0.3);
    border-radius: 10px;
    background: rgba(10, 10, 10, 0.8);
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: #00ff88;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-info-item {
    margin-bottom: 2rem;
}

.contact-info-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #00ff88;
    margin-bottom: 0.5rem;
}

.contact-info-text {
    color: #cccccc;
    font-size: 1rem;
}

/* Responsive adjustments for page-specific elements */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.5rem;
    }
    
    .models-grid,
    .features-detailed-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .model-card,
    .feature-detailed-card,
    .blog-card,
    .contact-info,
    .contact-form {
        padding: 2rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
}