/* =========================================
   Star Auto Power - Main Stylesheet
   ========================================= */

/* --- CSS Variables & Design Tokens --- */
:root {
    /* Color Palette */
    --primary-color: #283A90; /* Dark Blue from Logo */
    --primary-dark: #1e2c6d;
    --primary-light: #e6ebff;
    
    --secondary-color: #00d4ff; /* Vibrant Cyan */
    --accent-color: #ff9800; /* Warm accent for contrast */
    
    /* Neutral Colors */
    --bg-color: #f8fafc;
    --surface-color: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    
    /* Spacing & Layout */
    --container-width: 1200px;
    --section-padding: 80px 0;
    
    /* Effects */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-md: 12px;
    --radius-lg: 24px;
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: #0f172a;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

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

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 8px 16px rgba(13, 110, 253, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 20px rgba(13, 110, 253, 0.3);
}

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

.btn-outline:hover {
    background: var(--primary-light);
}

.btn-block {
    width: 100%;
    text-align: center;
}

/* --- Header / Navbar --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    background: transparent;
    padding: 20px 0;
}

.header.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 15px 0;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a:not(.btn) {
    font-weight: 500;
    position: relative;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:not(.btn):hover::after,
.nav-links a.active:not(.btn)::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

/* Abstract Background Shapes */
.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -5%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
    z-index: -1;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 10%;
    left: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    z-index: -1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    max-width: 90%;
}

.badge {
    display: inline-block;
    padding: 6px 14px;
    background-color: var(--primary-light);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
}

.trust-indicators {
    display: flex;
    gap: 20px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 500;
}

.trust-item i {
    color: var(--accent-color);
}

.hero-image-wrapper {
    position: relative;
    padding: 20px;
}

.hero-img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.floating-card {
    position: absolute;
    bottom: 40px;
    left: -30px;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    border-radius: var(--radius-md);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    z-index: 10;
    animation: float 5s ease-in-out infinite reverse;
}

.floating-card i {
    font-size: 2rem;
    color: var(--primary-color);
    background: var(--primary-light);
    padding: 15px;
    border-radius: 50%;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

/* --- Section Headers --- */
.section-header {
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* --- Services Section --- */
.services {
    padding: var(--section-padding);
    background-color: var(--surface-color);
}

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

.service-card {
    background: var(--surface-color);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.service-card .icon-wrapper {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--primary-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.8rem;
    transition: var(--transition);
}

.service-card:hover .icon-wrapper {
    background: var(--primary-color);
    color: white;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.service-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.service-details {
    list-style: none;
    text-align: left;
    margin: 15px 0;
    padding: 0;
}

.service-details li {
    font-size: 0.9rem;
    color: #555;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.service-details li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--secondary-color);
    position: absolute;
    left: 0;
    top: 2px;
    font-size: 0.8rem;
}

.service-price {
    display: inline-block;
    background: rgba(40, 58, 144, 0.1);
    color: var(--primary-color);
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 1rem;
    margin-top: 10px;
    border: 1px solid rgba(40, 58, 144, 0.2);
}

/* --- VRF Featured Section --- */
.vrf-featured {
    background-color: var(--primary-dark);
    color: white;
    padding: 80px 0;
}

.vrf-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.vrf-content {
    flex: 1;
}

.trending-badge {
    display: inline-block;
    background: var(--accent-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.vrf-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.vrf-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.9);
}

.vrf-features {
    list-style: none;
    margin-bottom: 40px;
}

.vrf-features li {
    font-size: 1.1rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.vrf-features li i {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

.vrf-image {
    flex: 1;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    border: 5px solid rgba(255,255,255,0.1);
}

.vrf-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.vrf-image:hover img {
    transform: scale(1.05);
}

/* --- About Section --- */
.about {
    padding: var(--section-padding);
}

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

.about-image {
    position: relative;
}

.rounded-img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.experience-badge {
    position: absolute;
    bottom: 30px;
    right: -20px;
    background: var(--primary-color);
    color: white;
    padding: 25px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 4px solid var(--surface-color);
}

.experience-badge .years {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 5px;
}

.experience-badge .text {
    font-size: 0.9rem;
    font-weight: 500;
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-content > p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.features-list li {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.features-list i {
    font-size: 1.5rem;
    color: var(--secondary-color);
    background: var(--primary-light);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}

.features-list h4 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.features-list p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- Clients Section --- */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    align-items: center;
    justify-items: center;
}

@media (min-width: 768px) {
    .clients-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 40px;
    }
}

.client-logo {
    font-size: 1.1rem;
    color: #6c757d;
    text-transform: uppercase;
    text-align: center;
    padding: 20px;
    width: 100%;
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80px;
}

.client-logo:hover {
    color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

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

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--bg-color);
    padding: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.stars {
    color: var(--accent-color);
    margin-bottom: 15px;
}

.testimonial-card > p {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-main);
    margin-bottom: 20px;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.avatar {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.2rem;
}

.client-info h4 {
    font-size: 1rem;
    margin-bottom: 2px;
}

.client-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* --- Contact Section --- */
.contact {
    padding: var(--section-padding);
}

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

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-item .icon-box {
    width: 50px;
    height: 50px;
    background: var(--primary-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 1.2rem;
}

.contact-item h4 {
    margin-bottom: 5px;
}

.contact-item p {
    color: var(--text-muted);
}

.social-links {
    margin-top: 40px;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: #1877F2; /* Facebook Blue */
    color: white;
    border-radius: 50px;
    font-weight: 500;
}

.social-btn:hover {
    background: #166fe5;
    transform: translateY(-2px);
}

.glass-panel {
    background: var(--surface-color);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.glass-panel h3 {
    font-size: 1.8rem;
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-main);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--bg-color);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
}

/* --- Footer --- */
.footer {
    background: #0f172a;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    color: white;
    margin-bottom: 20px;
}

.footer-brand p {
    color: #94a3b8;
    max-width: 300px;
}

.footer-links h4,
.footer-services h4 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-links a,
.footer-services a {
    display: block;
    color: #94a3b8;
    margin-bottom: 10px;
}

.footer-links a:hover,
.footer-services a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #64748b;
    font-size: 0.9rem;
}

/* --- Animations --- */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .services-grid, .vrf-container, .about-container, .contact-container {
        flex-direction: column;
    }
    
    .vrf-content h2 {
        font-size: 2rem;
    }
    .hero-container,
    .about-container,
    .contact-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.8rem;
    }
    
    .hero-content p {
        margin: 0 auto 30px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .trust-indicators {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .floating-card {
        bottom: 10px;
        left: 10px;
        padding: 10px 15px;
    }
    
    .about-image {
        order: -1;
    }
    
    .features-list li {
        text-align: left;
    }
    
    .contact-item {
        text-align: left;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--surface-color);
        flex-direction: column;
        justify-content: center;
        transition: 0.4s ease-in-out;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
}

/* --- WhatsApp Float Button --- */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    color: #FFF;
}

@media (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 25px;
    }
}