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

:root {
    /* Color Palette */
    --primary-bg: #0a0a0a;
    --secondary-bg: #111111;
    --tertiary-bg: #1a1a1a;
    --accent-bg: #1f1f1f;
    
    --primary-text: #ffffff;
    --secondary-text: #b3b3b3;
    --muted-text: #666666;
    
    --accent-red: #dc2626;
    --accent-red-light: #ef4444;
    --accent-red-dark: #991b1b;
    --accent-black: #000000;
    --accent-gray: #404040;
    
    --gradient-primary: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    --gradient-secondary: linear-gradient(135deg, #000000 0%, #404040 100%);
    --gradient-accent: linear-gradient(135deg, #1f1f1f 0%, #2a2a2a 100%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-secondary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-padding: 0 20px;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 20px rgba(220, 38, 38, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: #ffffff;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.4rem; }

p {
    margin-bottom: 1rem;
    color: var(--secondary-text);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(220, 38, 38, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-text);
    border: 2px solid var(--accent-red);
}

.btn-secondary:hover {
    background: var(--accent-red);
    color: var(--primary-bg);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--accent-gray);
    color: var(--primary-bg);
    transform: translateY(-2px);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(220, 38, 38, 0.1);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo-image {
    height: 120px;
    width: auto;
    max-width: 400px;
}

.logo-text {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-red);
    letter-spacing: 2px;
}

.logo-subtitle {
    font-size: 0.7rem;
    color: var(--secondary-text);
    letter-spacing: 1px;
    margin-top: -2px;
}

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

.nav-link {
    color: var(--primary-text);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--accent-red);
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-text);
    transition: all var(--transition-normal);
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(220, 38, 38, 0.05) 0%, transparent 70%);
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, var(--accent-red), transparent),
        radial-gradient(2px 2px at 40px 70px, var(--accent-red-light), transparent),
        radial-gradient(1px 1px at 90px 40px, var(--accent-black), transparent);
    background-repeat: repeat;
    background-size: 200px 200px;
    animation: float 20s ease-in-out infinite;
    opacity: 0.3;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

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

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(50px);
    animation: slideUp 0.8s ease forwards;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
}

.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--secondary-text);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeIn 1s ease 0.4s forwards;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    opacity: 0;
    animation: fadeIn 1s ease 0.6s forwards;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: fadeIn 1s ease 0.8s forwards;
}

.image-container {
    position: relative;
    width: 400px;
    height: 400px;
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    width: 100%;
    height: 100%;
}

.tech-item {
    background: var(--gradient-accent);
    border: 1px solid rgba(220, 38, 38, 0.2);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-red);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    padding: 1.5rem;
}

.tech-item i {
    font-size: 3rem;
}

.tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.tech-item:hover::before {
    opacity: 0.1;
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--secondary-text);
    font-size: 0.9rem;
    opacity: 0;
    animation: fadeIn 1s ease 1s forwards;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: var(--gradient-primary);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* Section Styles */
section {
    padding: var(--section-padding);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    color: var(--primary-bg);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-title {
    margin-bottom: 1rem;
    color: #ffffff;
}

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

/* About Section */
.about {
    background: var(--secondary-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-card {
    background: var(--tertiary-bg);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.about-card h3 {
    color: var(--accent-red);
    margin-bottom: 1.5rem;
}

.expertise-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
}

.expertise-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--accent-bg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(220, 38, 38, 0.1);
    transition: all var(--transition-normal);
}

.expertise-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.expertise-item i {
    color: var(--accent-red);
    font-size: 1.2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--tertiary-bg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.05;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-red);
    margin-bottom: 0.5rem;
    font-family: var(--font-secondary);
    animation: countUp 2s ease-out;
}

@keyframes countUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-label {
    color: var(--secondary-text);
    font-size: 0.9rem;
    font-weight: 500;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--tertiary-bg);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.service-card:hover::before {
    opacity: 0.05;
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.service-icon i {
    font-size: 2rem;
    color: var(--primary-bg);
}

.service-card h3 {
    color: var(--primary-text);
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.service-card p {
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.service-features {
    list-style: none;
    position: relative;
    z-index: 2;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--secondary-text);
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-red-dark);
    font-weight: bold;
}

/* Rental Section */
.rental {
    background: var(--secondary-bg);
}

/* Car Rental Section */
.car-rental {
    background: var(--primary-bg);
}

/* Financing Section */
.financing {
    background: var(--secondary-bg);
}

.financing-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.financing-options {
    margin-bottom: 4rem;
}

.financing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.financing-card {
    background: var(--tertiary-bg);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
    overflow: hidden;
}

.financing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.financing-card:hover::before {
    opacity: 0.05;
}

.financing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-red);
}

.financing-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    position: relative;
    z-index: 2;
}

.financing-icon i {
    font-size: 2rem;
    color: var(--primary-bg);
}

.financing-card h3 {
    color: var(--primary-text);
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.financing-card p {
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.financing-features {
    list-style: none;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.financing-features li {
    padding: 0.5rem 0;
    color: var(--secondary-text);
    position: relative;
    padding-left: 1.5rem;
}

.financing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-red-dark);
    font-weight: bold;
}

.financing-rate {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-red);
    position: relative;
    z-index: 2;
}

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

.financing-process h3 {
    color: var(--primary-text);
    margin-bottom: 3rem;
    font-size: 2rem;
}

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

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-bg);
}

.step h4 {
    color: var(--accent-red);
    margin-bottom: 0.5rem;
}

.step p {
    color: var(--secondary-text);
    margin: 0;
}

.car-rental-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.car-categories {
    margin-top: 3rem;
}

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

.car-item {
    background: var(--tertiary-bg);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.car-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-secondary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.car-item:hover::before {
    opacity: 0.05;
}

.car-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-red-light);
}

.car-image {
    width: 80px;
    height: 80px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 2;
}

.car-image i {
    font-size: 2rem;
    color: var(--primary-text);
}

.car-item h3 {
    color: var(--primary-text);
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.car-item p {
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.car-specs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.car-specs span {
    padding: 0.3rem 0.8rem;
    background: var(--accent-bg);
    border-radius: 15px;
    font-size: 0.8rem;
    color: var(--accent-red-light);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.car-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-red-light);
    position: relative;
    z-index: 2;
}

.rental-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.highlight-item {
    text-align: center;
    padding: 2rem;
    background: var(--tertiary-bg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.highlight-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.highlight-item:hover::before {
    opacity: 0.05;
}

.highlight-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-red);
}

.highlight-item i {
    font-size: 2.5rem;
    color: var(--accent-red);
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.highlight-item h4 {
    color: var(--primary-text);
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 2;
}

.highlight-item p {
    color: var(--secondary-text);
    margin: 0;
    position: relative;
    z-index: 2;
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 1rem 2rem;
    background: transparent;
    border: 2px solid var(--accent-gray);
    color: var(--secondary-text);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-primary);
    font-weight: 500;
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--gradient-primary);
    color: var(--primary-bg);
    border-color: var(--accent-red);
    transform: translateY(-2px);
}

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

.equipment-item {
    background: var(--tertiary-bg);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.equipment-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.equipment-item:hover::before {
    opacity: 0.05;
}

.equipment-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-red);
}

.equipment-image {
    width: 80px;
    height: 80px;
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    position: relative;
    z-index: 2;
}

.equipment-image i {
    font-size: 2rem;
    color: var(--primary-text);
}

.equipment-item h3 {
    color: var(--primary-text);
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.equipment-item p {
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.equipment-specs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.equipment-specs span {
    padding: 0.3rem 0.8rem;
    background: var(--accent-bg);
    border-radius: 15px;
    font-size: 0.8rem;
    color: var(--accent-red);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

.equipment-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-red);
    position: relative;
    z-index: 2;
}

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    aspect-ratio: 4/3;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    position: relative;
    background: var(--gradient-accent);
    border: 1px solid rgba(220, 38, 38, 0.1);
    transition: all var(--transition-normal);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.portfolio-image {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-bg) 0%, var(--tertiary-bg) 100%);
    position: relative;
    overflow: hidden;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 26, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
    opacity: 1;
    transition: opacity var(--transition-normal);
}

.portfolio-item:hover .project-overlay {
    opacity: 1;
    background: rgba(31, 31, 31, 0.95);
}

.project-overlay h3 {
    color: var(--accent-red);
    margin-bottom: 1rem;
}

.project-overlay p {
    color: var(--secondary-text);
    margin-bottom: 1.5rem;
}

.project-tech {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.project-tech span {
    padding: 0.3rem 0.8rem;
    background: var(--gradient-primary);
    color: var(--primary-bg);
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Testimonials Section */
.testimonials {
    background: var(--secondary-bg);
}

.testimonials-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-item {
    display: none;
    text-align: center;
    padding: 3rem;
    background: var(--tertiary-bg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    position: relative;
}

.testimonial-item.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.quote-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
}

.quote-icon i {
    font-size: 1.5rem;
    color: var(--primary-bg);
}

.testimonial-content p {
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: 2rem;
    color: var(--primary-text);
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.author-info h4 {
    color: var(--accent-red);
    margin-bottom: 0.25rem;
}

.author-info span {
    color: var(--secondary-text);
    font-size: 0.9rem;
}

.testimonial-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.nav-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background: var(--muted-text);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.nav-dot.active,
.nav-dot:hover {
    background: var(--accent-red);
    transform: scale(1.2);
}

/* Pricing Section */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--tertiary-bg);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
}

.pricing-card.featured {
    border-color: var(--accent-red);
    transform: scale(1.05);
    box-shadow: var(--shadow-glow);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.pricing-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--primary-bg);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-header h3 {
    color: var(--primary-text);
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
    margin-bottom: 2rem;
}

.currency {
    font-size: 1.5rem;
    color: var(--accent-red);
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-red);
    font-family: var(--font-secondary);
}

.period {
    font-size: 1rem;
    color: var(--secondary-text);
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.75rem 0;
    color: var(--secondary-text);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pricing-features i {
    color: var(--accent-red-dark);
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    background: var(--secondary-bg);
}

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

.contact-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--tertiary-bg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(220, 38, 38, 0.1);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-red);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    color: var(--primary-bg);
    font-size: 1.2rem;
}

.contact-details h4 {
    color: var(--accent-red);
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: var(--secondary-text);
    margin: 0;
}

.contact-form-container {
    background: var(--tertiary-bg);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(220, 38, 38, 0.1);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--accent-bg);
    border: 2px solid rgba(220, 38, 38, 0.1);
    border-radius: var(--border-radius);
    color: var(--primary-text);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-red);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.form-group label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: var(--secondary-text);
    transition: all var(--transition-normal);
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group select:focus + label,
.form-group select:not([value=""]) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -0.5rem;
    left: 0.5rem;
    font-size: 0.8rem;
    color: var(--accent-red);
    background: var(--tertiary-bg);
    padding: 0 0.5rem;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkbox-group label {
    position: static;
    color: var(--secondary-text);
    cursor: pointer;
}

/* Footer */
.footer {
    background: var(--primary-bg);
    border-top: 1px solid rgba(220, 38, 38, 0.1);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: var(--accent-red);
    margin-bottom: 1.5rem;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: var(--secondary-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-section ul li i {
    color: var(--accent-red);
    margin-right: 0.5rem;
    width: 16px;
}

.footer-logo .logo-image {
    height: 100px;
    width: auto;
    max-width: 350px;
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--tertiary-bg);
    border: 1px solid rgba(220, 38, 38, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary-text);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: var(--primary-bg);
    transform: translateY(-2px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(220, 38, 38, 0.1);
    color: var(--muted-text);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--muted-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-red);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-content {
        justify-content: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: var(--primary-bg);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .equipment-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 80px 0;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-card,
    .service-card,
    .contact-form-container {
        padding: 2rem;
    }
    
    .category-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 100%;
        max-width: 300px;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.hidden { display: none; }
.visible { display: block; }

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(220, 38, 38, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent-red);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}