/**
 * Virtuenzo - Stunning Modern Website Design
 * Impressive & Attractive UI with Advanced Animations
 */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
    /* Red Theme Color Palette */
    --primary: #DC2626;
    --primary-light: #EF4444;
    --primary-dark: #B91C1C;
    --secondary: #F97316;
    --secondary-light: #FB923C;
    --accent: #EC4899;
    --accent-light: #F472B6;
    
    /* Red Gradient Colors */
    --gradient-primary: linear-gradient(135deg, #DC2626 0%, #EF4444 50%, #F97316 100%);
    --gradient-secondary: linear-gradient(135deg, #B91C1C 0%, #DC2626 50%, #EF4444 100%);
    --gradient-accent: linear-gradient(135deg, #F97316 0%, #EC4899 100%);
    --gradient-dark: linear-gradient(135deg, #7F1D1D 0%, #991B1B 50%, #B91C1C 100%);
    --gradient-hero: linear-gradient(135deg, #DC2626 0%, #EF4444 30%, #F97316 70%, #EC4899 100%);
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --black: #000000;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
    
    /* Semantic Colors */
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-muted: var(--gray-500);
    --text-inverse: var(--white);
    --background-primary: var(--white);
    --background-secondary: var(--gray-50);
    --background-dark: var(--gray-900);
    --border-color: var(--gray-200);
    --focus-color: var(--primary);
    
    /* Advanced Red Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 30px rgba(220, 38, 38, 0.4);
    --shadow-colored: 0 10px 25px -3px rgba(220, 38, 38, 0.3);
    --shadow-red-soft: 0 10px 15px -3px rgba(220, 38, 38, 0.1), 0 4px 6px -2px rgba(220, 38, 38, 0.05);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Space Grotesk', 'Poppins', sans-serif;
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 600ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ===== RESET & BASE STYLES ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    line-height: 1.5;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== ACCESSIBILITY ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-red-600);
    color: var(--white);
    padding: var(--space-2) var(--space-4);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    z-index: 9999;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 6px;
}

/* Focus styles for accessibility */
*:focus {
    outline: 2px solid var(--focus-color);
    outline-offset: 2px;
}

*:focus:not(:focus-visible) {
    outline: none;
}

*:focus-visible {
    outline: 2px solid var(--focus-color);
    outline-offset: 2px;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
}

a {
    color: var(--primary-red-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover,
a:focus {
    color: var(--primary-red-700);
    text-decoration: underline;
}

/* ===== LAYOUT COMPONENTS ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section {
    padding: var(--space-20) 0;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--space-16);
    position: relative;
    background: var(--gradient-red);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -var(--space-4);
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-red);
    border-radius: var(--radius-full);
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    max-width: 1400px;
    margin: 0 auto;
}

.brand {
    text-decoration: none;
    transition: all var(--transition-normal);
}

.brand-text {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    position: relative;
}

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

.brand:hover .brand-text::after {
    width: 100%;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-2);
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-primary);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.nav-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left var(--transition-normal);
    z-index: -1;
}

.nav-links a:hover::before,
.nav-links a:focus::before {
    left: 0;
}

.nav-links a:hover,
.nav-links a:focus {
    color: var(--white);
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: var(--shadow-colored);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: var(--space-1);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.mobile-menu:hover {
    background: var(--gray-100);
    transform: scale(1.05);
}

.mobile-menu span {
    width: 24px;
    height: 3px;
    background: var(--text-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

.mobile-menu[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.mobile-menu[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #FEF2F2 0%, #FFFFFF 50%, #FEF2F2 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0.08;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(220, 38, 38, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(239, 68, 68, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(249, 115, 22, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 60% 30%, rgba(236, 72, 153, 0.06) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

.hero-content {
    text-align: center;
    max-width: 1000px;
    padding: 0 var(--space-6);
    position: relative;
    z-index: 2;
    animation: heroFadeIn 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid rgba(220, 38, 38, 0.2);
    border-radius: var(--radius-full);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-8);
    backdrop-filter: blur(10px);
    animation: pulse 2s ease-in-out infinite;
    box-shadow: var(--shadow-red-soft);
}

.hero-title {
    margin-bottom: var(--space-8);
    line-height: 1.1;
}

.hero-title-main {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-2);
    animation: slideInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
}

.hero-title-sub {
    display: block;
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--text-secondary);
    animation: slideInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.4s both;
}

.hero-description {
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
    color: var(--text-secondary);
    margin-bottom: var(--space-12);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    animation: slideInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.6s both;
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    align-items: center;
    margin-bottom: var(--space-16);
    flex-wrap: wrap;
    animation: slideInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.8s both;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: none;
    box-shadow: var(--shadow-colored);
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

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

.btn-primary:hover,
.btn-primary:focus {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-2xl);
    color: var(--white);
    text-decoration: none;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    background: transparent;
    color: var(--text-primary);
    padding: var(--space-4) var(--space-8);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: var(--text-primary);
    color: var(--white);
    border-color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    text-decoration: none;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-12);
    flex-wrap: wrap;
    animation: slideInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 1s both;
}

.stat {
    text-align: center;
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
}

.stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: rgba(255, 255, 255, 0.8);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-1);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===== SERVICES SECTION ===== */
.services {
    background: linear-gradient(135deg, #FEF2F2 0%, #FECACA 20%, #FFFFFF 50%, #FEF2F2 80%, #FEE2E2 100%);
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(220, 38, 38, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(239, 68, 68, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(249, 115, 22, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--space-8);
    margin-top: var(--space-12);
    position: relative;
    z-index: 1;
}

.service-card {
    background: var(--white);
    padding: var(--space-10);
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-slow);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.service-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

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

.service-card:hover::after {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-2xl);
    border-color: rgba(220, 38, 38, 0.3);
}

.service-icon {
    width: 90px;
    height: 90px;
    background: var(--gradient-primary);
    border-radius: var(--radius-3xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-8);
    position: relative;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-colored);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-glow);
}

.service-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.service-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.8;
    font-size: 1.125rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-3) 0;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.service-features li:hover {
    color: var(--text-primary);
    transform: translateX(5px);
}

.service-features li::before {
    content: '🔥';
    font-size: 1.25rem;
    width: 28px;
    height: 28px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-red-soft);
}

/* ===== ABOUT SECTION ===== */
.about {
    background: var(--gradient-dark);
    color: var(--text-inverse);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(220, 38, 38, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(185, 28, 28, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.about .section-title {
    color: var(--white);
    background: linear-gradient(135deg, var(--white), var(--gray-300));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about .section-title::after {
    background: var(--gradient-red);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text {
    font-size: 1.25rem;
    color: var(--gray-300);
    margin-bottom: var(--space-8);
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-12);
}

.about-feature {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    text-align: left;
}

.about-feature:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-red-soft);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
}

.feature-icon i {
    font-size: 1.5rem;
    color: var(--primary-red-600);
}

.about-feature h4 {
    color: var(--white);
    margin-bottom: var(--space-3);
    font-size: 1.25rem;
}

.about-feature p {
    color: var(--gray-300);
    margin-bottom: 0;
}

/* ===== CONTACT SECTION ===== */
.contact {
    background: linear-gradient(135deg, #FFFFFF 0%, #FEF2F2 30%, #FEE2E2 70%, #FECACA 100%);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 20%, rgba(220, 38, 38, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(239, 68, 68, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: start;
    margin-top: var(--space-12);
}

.contact-form {
    background: var(--white);
    padding: var(--space-10);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: var(--space-6);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--space-4);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
    background-color: var(--white);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-red-500);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

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

.submit-btn {
    width: 100%;
    background: var(--gradient-red);
    color: var(--white);
    padding: var(--space-4) var(--space-6);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    box-shadow: var(--shadow-red);
}

.submit-btn:hover,
.submit-btn:focus {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(220, 38, 38, 0.2), 0 10px 10px -5px rgba(220, 38, 38, 0.1);
}

.contact-info {
    padding: var(--space-6) 0;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-6);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-6);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

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

.contact-item-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-red-soft);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-icon i {
    font-size: 1.5rem;
    color: var(--primary-red-600);
}

.contact-item-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

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

.contact-item-content a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.contact-item-content a:hover {
    color: var(--primary-red-600);
}

.social-links {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.social-links a {
    width: 60px;
    height: 60px;
    background: var(--gradient-red);
    color: var(--white);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.social-links a:hover,
.social-links a:focus {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    color: var(--white);
}

.social-links a i {
    font-size: 1.25rem;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gradient-dark);
    color: var(--text-inverse);
    padding: var(--space-16) 0 var(--space-8);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 25% 25%, rgba(220, 38, 38, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(185, 28, 28, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.footer-section h4 {
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: var(--space-4);
}

.footer-section p {
    color: var(--gray-300);
    line-height: 1.7;
}

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

.footer-section ul li {
    margin-bottom: var(--space-2);
}

.footer-section ul li a {
    color: var(--gray-300);
    transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary-red-400);
    text-decoration: none;
}

.footer-social {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--gray-300);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid var(--gray-700);
}

.footer-links a {
    color: var(--gray-400);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-light);
    text-decoration: none;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-6);
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
    font-size: 0.875rem;
}

/* ===== ANIMATIONS ===== */
@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(60px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-20px) rotate(1deg);
    }
    66% {
        transform: translateY(-10px) rotate(-1deg);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -30px, 0);
    }
    70% {
        transform: translate3d(0, -15px, 0);
    }
    90% {
        transform: translate3d(0, -4px, 0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .nav-container {
        padding: var(--space-4) var(--space-4);
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: var(--space-6);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu {
        display: flex;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-3);
    }
    
    .btn-primary,
    .btn-secondary {
        justify-content: center;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .hero-stats {
        gap: var(--space-6);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .service-card {
        padding: var(--space-8);
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-4);
    }
    
    .hero-content {
        padding: 0 var(--space-4);
    }
    
    .section {
        padding: var(--space-16) 0;
    }
    
    .service-card {
        padding: var(--space-6);
    }
    
    .service-icon {
        width: 70px;
        height: 70px;
    }
    
    .service-icon i {
        font-size: 2rem;
    }
    
    .service-title {
        font-size: 1.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .stat {
        padding: var(--space-3);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .contact-form,
    .about-feature {
        padding: var(--space-6);
    }
    
    .contact-item {
        padding: var(--space-4);
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .navbar,
    .mobile-menu,
    .cta-button,
    .social-links,
    .contact-form {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: #000;
        background: #fff;
    }
    
    .hero {
        background: none;
        min-height: auto;
        padding: 2rem 0;
    }
    
    .section {
        padding: 1rem 0;
        break-inside: avoid;
    }
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .fade-in,
    .fade-in-left,
    .fade-in-right {
        opacity: 1;
        transform: none;
    }
}

/* ===== HIGH CONTRAST MODE ===== */
@media (prefers-contrast: high) {
    :root {
        --primary-red: #CC0000;
        --text-primary: #000000;
        --text-secondary: #333333;
        --background-primary: #FFFFFF;
        --border-color: #000000;
    }
    
    .service-card,
    .contact-form,
    .contact-item {
        border: 2px solid var(--border-color);
    }
}