/* ==========================================================================
   Sigma Credit Hire - 2026 Edition
   Modern design with glassmorphism, subtle animations, and polish
   ========================================================================== */

/* CSS Variables */
:root {
    /* Colors - Red theme */
    --color-primary: #1a1a1a;
    --color-primary-light: #2d2d2d;
    --color-primary-dark: #0d0d0d;
    --color-accent: #c41e3a;
    --color-accent-light: #e63950;
    --color-accent-dark: #9a1830;
    --color-accent-glow: rgba(196, 30, 58, 0.4);
    
    --color-text: #1a202c;
    --color-text-light: #4a5568;
    --color-text-muted: #718096;
    
    --color-bg: #ffffff;
    --color-bg-alt: #f8f9fa;
    --color-bg-dark: #1a1a1a;
    
    --color-border: #e2e8f0;
    --color-glass: rgba(255, 255, 255, 0.85);
    --color-glass-border: rgba(255, 255, 255, 0.2);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 40px var(--color-accent-glow);
    
    /* Border radius - 2026 trend: softer, more rounded */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

/* ==========================================================================
   Base Styles
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

/* Smooth font rendering */
body, button, input {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.25;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--color-accent-dark);
}

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

/* ==========================================================================
   Layout
   ========================================================================== */

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

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-alt {
    background-color: var(--color-bg-alt);
}

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

.section-header h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.section-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    margin: 0 auto;
    border-radius: 2px;
}

/* ==========================================================================
   Navigation - Glassmorphism 2026
   ========================================================================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0.5rem 0;
    transition: all var(--transition);
}

.nav.scrolled {
    background: var(--color-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-glass-border);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.logo:hover {
    transform: scale(1.02);
}

.logo-icon {
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--color-accent);
    font-family: 'Times New Roman', Georgia, serif;
    text-shadow: 0 2px 10px var(--color-accent-glow);
    line-height: 1;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.logo-sigma {
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
    letter-spacing: 2px;
    transition: color var(--transition);
}

.nav.scrolled .logo-sigma {
    color: var(--color-primary);
}

.logo-credit {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
}

.nav-links a {
    color: white;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-md);
    position: relative;
    transition: all var(--transition-fast);
}

.nav.scrolled .nav-links a {
    color: var(--color-text);
}

.nav-links a:hover {
    background: rgba(196, 30, 58, 0.1);
    color: var(--color-accent);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.nav-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: var(--transition);
}

.nav.scrolled .nav-toggle span {
    background: var(--color-text);
}

/* ==========================================================================
   Hero Section - 2026 with image background
   ========================================================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* Background image layer */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('images/hero-car-2.jpg');
    background-size: cover;
    background-position: center;
    filter: brightness(0.3);
    z-index: 0;
}

/* Gradient overlay */
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(26, 26, 26, 0.95) 0%,
        rgba(26, 26, 26, 0.8) 40%,
        rgba(196, 30, 58, 0.3) 100%
    );
    z-index: 1;
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
}

/* Animated Sigma logo */
.hero-logo {
    font-size: clamp(4rem, 12vw, 7rem);
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-family: 'Times New Roman', Georgia, serif;
    font-weight: 700;
    text-shadow: 0 0 60px var(--color-accent-glow), 0 0 120px var(--color-accent-glow);
    animation: float 6s ease-in-out infinite, glow 3s ease-in-out infinite alternate;
}

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

@keyframes glow {
    from { text-shadow: 0 0 40px var(--color-accent-glow), 0 0 80px rgba(196, 30, 58, 0.2); }
    to { text-shadow: 0 0 60px var(--color-accent-glow), 0 0 120px rgba(196, 30, 58, 0.4); }
}

.hero h1 {
    color: white;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.35rem);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* ==========================================================================
   Buttons - 2026 style with glow
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px var(--color-accent-glow);
    color: white;
}

.btn-primary:active {
    transform: translateY(-1px);
}

/* ==========================================================================
   About Section
   ========================================================================== */

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

.about-content p {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.about-content p:last-child {
    margin-bottom: 0;
}

/* ==========================================================================
   Features Bar - Glassmorphism cards
   ========================================================================== */

.features {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: white;
    padding: var(--spacing-lg) 0;
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></svg>');
    background-size: 100px 100px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    position: relative;
}

.feature-item {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition);
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.feature-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.feature-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.85;
}

/* ==========================================================================
   Services Section - Card Play 2026
   ========================================================================== */

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

.service-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    transform: scaleX(0);
    transition: transform var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(196, 30, 58, 0.1);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(196, 30, 58, 0.1), rgba(196, 30, 58, 0.05));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 2rem;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
}

.service-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--color-text-light);
    margin-bottom: 0;
    line-height: 1.7;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid var(--color-border);
}

.contact-item:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(196, 30, 58, 0.2);
    transform: translateX(4px);
}

.contact-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    color: white;
    border-radius: var(--radius-md);
    flex-shrink: 0;
    font-size: 1.25rem;
    box-shadow: 0 4px 15px var(--color-accent-glow);
}

.contact-icon-alt {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.contact-item h4 {
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 500;
}

.contact-item p {
    margin: 0;
    color: var(--color-text);
    font-size: 1.05rem;
    font-weight: 500;
}

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

.contact-item a:hover {
    color: var(--color-accent);
}

.contact-cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-cta h3 {
    color: white;
    margin-bottom: var(--spacing-sm);
    font-size: 1.75rem;
}

.contact-cta p {
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    background: var(--color-bg-dark);
    color: white;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

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

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.footer-logo-icon {
    font-size: 1.75rem;
    color: var(--color-accent);
    font-family: 'Times New Roman', Georgia, serif;
    font-weight: 700;
}

.footer-logo-text {
    font-size: 1.25rem;
    font-weight: 600;
}

.footer-details {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-xs) var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-details p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.7;
}

.footer-copyright {
    font-size: 0.85rem;
    opacity: 0.5;
    margin: 0;
}

/* ==========================================================================
   Scroll reveal animations
   ========================================================================== */

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

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

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero {
        min-height: auto;
        padding: 140px 0 var(--spacing-xl);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: absolute;
        top: 85px;
        left: var(--container-padding);
        right: var(--container-padding);
        background: var(--color-glass);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--spacing-sm);
        gap: 0;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-lg);
        display: none;
        border: 1px solid var(--color-glass-border);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        color: var(--color-text);
        padding: var(--spacing-sm);
        border-radius: var(--radius-sm);
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .footer-details {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .feature-item {
        padding: var(--spacing-sm);
    }
    
    .feature-number {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .btn {
        width: 100%;
        padding: 1rem 1.5rem;
    }
    
    .contact-item {
        padding: var(--spacing-sm);
    }
}