/* ===================================
   LONESTAR TIRES - PREMIUM DARK THEME
   =================================== */

:root {
    /* Color Palette */
    --bg-primary: #0a0f0d;
    --bg-secondary: #111a16;
    --bg-card: #151f1a;
    --bg-card-hover: #1a2520;
    
    --green-dark: #0d4a2e;
    --green-primary: #1a6b42;
    --green-light: #2d9d5f;
    --green-glow: rgba(45, 157, 95, 0.3);
    
    --gold-primary: #c9a84c;
    --gold-light: #e0c068;
    --gold-dark: #a08030;
    --gold-glow: rgba(201, 168, 76, 0.2);
    
    --text-primary: #f5f5f0;
    --text-secondary: #b8c4b8;
    --text-muted: #7a8a7a;
    
    --border-color: rgba(201, 168, 76, 0.15);
    --border-hover: rgba(201, 168, 76, 0.4);
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Manrope', sans-serif;
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-width: 1200px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 24px;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 16px;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-medium);
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    color: var(--bg-primary);
    box-shadow: 0 4px 20px var(--gold-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--gold-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--gold-primary);
    color: var(--gold-primary);
}

.btn-full {
    width: 100%;
}

/* Section Header */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--gold-primary);
    margin-bottom: 16px;
    position: relative;
}

.section-tag::before,
.section-tag::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30px;
    height: 1px;
    background: var(--gold-primary);
}

.section-tag::before {
    right: calc(100% + 12px);
}

.section-tag::after {
    left: calc(100% + 12px);
}

.section-header p {
    font-size: 1.15rem;
    color: var(--text-muted);
}

/* ===================================
   NAVIGATION
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-medium);
}

.navbar.scrolled {
    background: rgba(10, 15, 13, 0.95);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
}

.logo-icon {
    color: var(--gold-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.nav-links a:hover {
    color: var(--gold-primary);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

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

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: 
        linear-gradient(135deg, rgba(10, 15, 13, 0.98) 0%, rgba(10, 15, 13, 0.85) 50%, rgba(10, 15, 13, 0.7) 100%),
        url('https://images.pexels.com/photos/8985461/pexels-photo-8985461.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080') center/cover no-repeat;
    z-index: 0;
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    padding-top: 80px;
}

.hero-content {
    max-width: 560px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gold-primary);
    margin-bottom: 24px;
}

.text-gradient {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Floating Stat Cards */
.hero-cards {
    position: relative;
    height: 400px;
}

.stat-card {
    position: absolute;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    backdrop-filter: blur(10px);
    transition: all var(--transition-medium);
}

.stat-card:hover {
    border-color: var(--gold-primary);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.card-1 {
    top: 0;
    right: 0;
    animation: float1 6s ease-in-out infinite;
}

.card-2 {
    top: 140px;
    left: 0;
    animation: float2 6s ease-in-out infinite;
}

.card-3 {
    bottom: 0;
    right: 40px;
    animation: float3 6s ease-in-out infinite;
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
    border-radius: 10px;
    color: var(--green-light);
    flex-shrink: 0;
}

.card-content {
    display: flex;
    flex-direction: column;
}

.card-number {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

@keyframes float2 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(10px); }
}

@keyframes float3 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

/* ===================================
   SERVICES SECTION
   =================================== */
.services {
    padding: var(--section-padding);
    background: var(--bg-secondary);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px 32px;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold-primary), var(--green-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-medium);
}

.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
    border-radius: 12px;
    color: var(--green-light);
    margin-bottom: 24px;
    transition: all var(--transition-medium);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--gold-dark), var(--gold-primary));
    color: var(--bg-primary);
}

.service-card h3 {
    font-family: var(--font-body);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ===================================
   ABOUT SECTION
   =================================== */
.about {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 12px;
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 2px solid var(--gold-primary);
    border-radius: 12px;
    z-index: -1;
    opacity: 0.5;
}

.about-content .section-tag {
    display: block;
    text-align: left;
}

.about-content .section-tag::before {
    display: none;
}

.about-content .section-tag::after {
    display: none;
}

.about-content .lead {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-family: var(--font-heading);
}

.about-content p {
    margin-bottom: 16px;
}

.about-features {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    color: var(--text-secondary);
}

.feature-item svg {
    color: var(--gold-primary);
    flex-shrink: 0;
}

/* ===================================
   TESTIMONIALS SECTION
   =================================== */
.testimonials {
    padding: var(--section-padding);
    background: var(--bg-secondary);
    position: relative;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--green-light), transparent);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px 32px;
    transition: all var(--transition-medium);
}

.testimonial-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
}

.stars {
    color: var(--gold-primary);
    font-size: 1.2rem;
    letter-spacing: 4px;
    margin-bottom: 20px;
}

.testimonial-card p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-style: italic;
}

.author {
    display: flex;
    align-items: center;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-info .name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

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

/* ===================================
   CONTACT SECTION
   =================================== */
.contact {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-subtitle {
    margin-bottom: 40px;
    color: var(--text-muted);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--gold-primary);
    flex-shrink: 0;
}

.contact-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-text .label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.contact-text .value,
.contact-text a {
    font-size: 1.05rem;
    color: var(--text-primary);
    font-weight: 500;
}

.contact-text a:hover {
    color: var(--gold-primary);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 48px;
}

.contact-form h3 {
    font-size: 1.75rem;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold-primary);
    box-shadow: 0 0 0 3px var(--gold-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

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

.form-success {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
    border-radius: 8px;
    margin-top: 16px;
    color: var(--text-primary);
    font-weight: 500;
}

.form-success svg {
    color: var(--green-light);
    flex-shrink: 0;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    margin-top: 16px;
    color: var(--text-muted);
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.footer-links a {
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--gold-primary);
}

.footer-contact p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.footer-contact a:hover {
    color: var(--gold-primary);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

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

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-cards {
        display: none;
    }
    
    .about-container,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .about-image {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px 0;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 40px;
        transition: right var(--transition-medium);
        border-left: 1px solid var(--border-color);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .mobile-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .services-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 32px 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
}