:root {
    /* Color Palette */
    --bg-dark: #000000;
    --bg-darker: #000000;
    --bg-card: rgba(15, 15, 15, 0.7);
    
    --text-main: #f5f5f5;
    --text-muted: #a0a0a0;
    
    --accent-gold: #d4af37;
    --accent-gold-hover: #f3c63a;
    --accent-chrome: #e0e6ed;
    --accent-dark-metal: #2c2f33;

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing & Layout */
    --max-width: 1280px;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Effects */
    --transition-fast: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    --glass-border: 1px solid rgba(255, 255, 255, 0.05);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* Typography Utilities */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    
    /* Realistic Metallic Gold Gradient (Logo Lighting) */
    background: linear-gradient(
        to bottom, 
        #ffe58f 0%, 
        #d4af37 20%, 
        #594107 50%, 
        #d4af37 80%, 
        #ffe58f 100%
    );
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    
    /* Bevel edge highlight */
    -webkit-text-stroke: 1px rgba(255, 235, 160, 0.6);
    
    /* Realistic 3D metallic extrusion */
    text-shadow: 
        1px 1px 0px #5e4609,
        2px 2px 0px #423105,
        3px 3px 0px #2e2203,
        4px 4px 8px rgba(0,0,0,0.8);
}

.divider {
    height: 2px;
    width: 60px;
    background-color: var(--accent-gold);
    margin: 0 auto var(--spacing-md) auto;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-primary {
    background-color: transparent;
    color: var(--accent-gold);
    border: 1px solid var(--accent-gold);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background-color: var(--accent-gold);
    transition: var(--transition-fast);
    z-index: -1;
}

.btn-primary:hover::before {
    left: 0;
}

.btn-primary:hover {
    color: var(--bg-dark);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-main);
    border: 1px solid var(--text-muted);
    font-size: 0.9rem;
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
}

.btn-outline:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

.btn-small {
    padding: 0.6rem 1.2rem;
    font-size: 0.85rem;
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    color: var(--accent-gold);
    font-weight: 500;
    font-family: var(--font-heading);
    transition: var(--transition-fast);
}

.link-arrow .arrow {
    margin-left: 8px;
    transition: transform var(--transition-fast);
}

.link-arrow:hover .arrow {
    transform: translateX(5px);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    background: transparent;
    transition: var(--transition-fast);
}

.navbar.scrolled {
    padding: 1rem 0;
    background: #000000;
    border-bottom: 1px solid rgba(212, 175, 55, 0.15);
}

.navbar.scrolled .nav-logo {
    height: 70px;
    opacity: 1;
    pointer-events: auto;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    height: 120px;
    width: auto;
    object-fit: contain;
    mix-blend-mode: screen;
    opacity: 0;
    pointer-events: none;
    transition: height var(--transition-fast), opacity var(--transition-slow);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-main);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--accent-gold);
    transition: width var(--transition-fast);
}

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

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

/* Mobile Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
}

.menu-toggle .bar {
    height: 2px;
    width: 25px;
    background-color: var(--text-main);
    transition: var(--transition-fast);
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, #1a1a1c 0%, #000000 60%);
    z-index: -2;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"><filter id="noiseFilter"><feTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/></filter><rect width="100%" height="100%" filter="url(%23noiseFilter)" opacity="0.05"/></svg>');
    z-index: -1;
    pointer-events: none;
}

.hero-content {
    text-align: center;
    z-index: 1;
    padding: 0 var(--spacing-md);
    width: 100%;
    max-width: 1000px;
    mix-blend-mode: screen;
    margin-top: 140px;
}

.hero-main-logo {
    width: 900px;
    max-width: 100%;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: clamp(3rem, 5vw, 5rem);
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: 2px;
    
    /* Realistic Metallic Gold Gradient (Logo Lighting) */
    background: linear-gradient(
        to bottom, 
        #ffe58f 0%, 
        #d4af37 20%, 
        #594107 50%, 
        #d4af37 80%, 
        #ffe58f 100%
    );
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    
    /* Bevel edge highlight */
    -webkit-text-stroke: 1px rgba(255, 235, 160, 0.6);
    
    /* Realistic 3D metallic extrusion */
    text-shadow: 
        1px 1px 0px #5e4609,
        2px 2px 0px #423105,
        3px 3px 0px #2e2203,
        4px 4px 10px rgba(0,0,0,0.8),
        0px 15px 30px rgba(0,0,0,0.9);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-weight: 300;
}

/* Premium Section (Motocicletas) */
.premium-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-darker);
    position: relative;
}

.showcase-grid {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.showcase-item {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.image-wrapper {
    flex: 1.5;
    position: relative;
    border-radius: 4px;
    overflow: hidden;
}

.image-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    box-shadow: inset 0 0 50px rgba(5,5,5,0.8);
    pointer-events: none;
}

.showcase-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 16/9;
    transition: transform var(--transition-slow);
}

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

.showcase-content {
    flex: 1;
}

.showcase-content h3 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    
    /* Realistic Metallic Chrome Gradient */
    background: linear-gradient(
        to bottom, 
        #ffffff 0%, 
        #b0b0b0 20%, 
        #4a4a4a 50%, 
        #b0b0b0 80%, 
        #ffffff 100%
    );
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    
    /* Bevel edge highlight */
    -webkit-text-stroke: 1px rgba(255, 255, 255, 0.5);
    
    /* Chrome extrusion */
    text-shadow: 
        1px 1px 0px #4a4a4a,
        2px 2px 0px #333333,
        3px 3px 0px #1a1a1a,
        4px 4px 8px rgba(0,0,0,0.8);
}

.showcase-content p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

/* Parts Section */
.parts-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-dark);
}

.parts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.part-card {
    background: var(--bg-card);
    border: var(--glass-border);
    border-radius: 8px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--glass-shadow);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.part-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.8);
    border-color: rgba(212, 175, 55, 0.3);
}

.part-img-container {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background-color: var(--bg-darker);
}

.part-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.part-card:hover .part-img {
    transform: scale(1.08);
}

.part-info {
    padding: 2rem;
}

.part-info h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.part-info p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.price {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--accent-gold);
    font-size: 1.2rem;
}

/* Footer */
.footer {
    background-color: #000000;
    padding: 5rem 0 2rem 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 4rem;
}

.footer-logo {
    max-width: 250px;
    height: auto;
    margin-bottom: 1.5rem;
    opacity: 0.9;
    mix-blend-mode: screen;
    filter: drop-shadow(0 0 15px rgba(212, 175, 55, 0.2));
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 500px;
    line-height: 1.6;
}

.center-divider {
    margin: 2rem auto 0;
}

.footer-content-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.footer-links h4, .footer-contact h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.footer-links ul {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li a {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.footer-links ul li a:hover {
    color: var(--accent-gold);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-contact p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    max-width: 300px;
}

.contact-email {
    color: var(--accent-gold);
    font-weight: 500;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: #666;
    font-size: 0.9rem;
}

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

.fade-in-right {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-left {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.visible {
    opacity: 1;
    transform: translateY(0) translateX(0);
}

/* Text Sparkles */
.text-sparkle {
    position: absolute;
    width: 4px;
    height: 4px;
    background-color: var(--accent-gold);
    border-radius: 50%;
    box-shadow: 0 0 10px 2px rgba(212, 175, 55, 0.8), 0 0 4px 1px rgba(255, 255, 255, 0.8);
    pointer-events: none;
    z-index: 50;
    opacity: 0;
}

@keyframes sparkle-float {
    0% {
        transform: translateY(0) scale(0) rotate(0deg);
        opacity: 0;
    }
    30% {
        transform: translateY(-15px) scale(1) rotate(45deg);
        opacity: 1;
    }
    100% {
        transform: translateY(-40px) scale(0) rotate(90deg);
        opacity: 0;
    }
}

/* Responsive */
@media (max-width: 992px) {
    .showcase-item {
        flex-direction: column;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: #000000;
        border-left: 1px solid rgba(212, 175, 55, 0.15);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: right var(--transition-fast);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .menu-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .menu-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .footer-content-split {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .nav-logo {
        height: 60px;
    }
    
    .navbar.scrolled .nav-logo {
        height: 50px;
    }

    .footer-logo {
        max-width: 200px;
    }
}

/* Contact Modal Styles */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-content {
    background-color: #1a1a1a;
    border: 1px solid rgba(212, 175, 55, 0.3);
    padding: 2.5rem;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.9);
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover {
    color: var(--accent-gold);
}

.modal-title {
    font-size: 1.8rem;
    color: var(--accent-gold);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    background-color: #111;
    border: 1px solid #333;
    color: #fff;
    border-radius: 4px;
    font-family: inherit;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 5px rgba(212, 175, 55, 0.3);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 10px;
}

.form-checkbox input {
    margin-top: 3px;
    cursor: pointer;
}

.form-checkbox label {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
    cursor: pointer;
}

.form-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.btn-submit {
    width: 100%;
    text-align: center;
    background-color: #659900;
    color: #fff;
    border: none;
    padding: 1rem;
    font-weight: 600;
    font-size: 1rem;
}

.btn-submit:hover {
    background-color: #7ab800;
    box-shadow: none;
}