/* =========================================
   VARIABLES & THEME CONFIGURATION
   ========================================= */
   :root {
    /* Colors - Dark Premium Theme */
    --clr-bg: #030712; /* Very dark blue/gray */
    --clr-bg-alt: #111827;
    --clr-surface: rgba(17, 24, 39, 0.6);
    --clr-surface-border: rgba(255, 255, 255, 0.08);
    
    --clr-text: #f9fafb;
    --clr-text-muted: #9ca3af;
    
    --clr-primary: #3b82f6;
    --clr-primary-glow: rgba(59, 130, 246, 0.5);
    --clr-secondary: #8b5cf6;
    --clr-accent: #0ea5e9;
    
    /* Typography */
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    
    /* Spacing */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 8rem;
    
    /* Effects */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-sans);
    background-color: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul {
    list-style: none;
}

img, svg {
    max-width: 100%;
    display: block;
}

/* =========================================
   UTILITIES & COMPONENTS
   ========================================= */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-sm {
    max-width: 800px;
}

.section {
    padding: var(--spacing-xxl) 0;
    position: relative;
    z-index: 1;
}

.bg-darker {
    background-color: rgba(0, 0, 0, 0.2);
}

.has-glass {
    background: var(--clr-surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--clr-surface-border);
}

/* Typography Utilities */
.gradient-text {
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary), var(--clr-accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.accent-text {
    color: var(--clr-primary);
}

/* Background Effects */
.background-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--clr-primary-glow) 0%, rgba(0,0,0,0) 70%);
    border-radius: 50%;
    filter: blur(80px);
    z-index: 0;
    pointer-events: none;
    opacity: 0.4;
}

.pos-top {
    top: -200px;
    right: -100px;
}

.pos-bottom {
    bottom: -200px;
    left: -200px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, rgba(0,0,0,0) 70%);
}

.pos-center {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-size: 1rem;
    font-family: inherit;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-primary {
    background: linear-gradient(to right, var(--clr-primary), var(--clr-secondary));
    color: white;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--clr-text);
    border: 1px solid var(--clr-surface-border);
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

.w-100 { width: 100%; }

/* =========================================
   NAVIGATION
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    transition: padding var(--transition-normal), background-color var(--transition-normal);
    border-top: none;
    border-left: none;
    border-right: none;
    border-radius: 0;
}

.navbar.scrolled {
    padding: 0.75rem 0;
    background: rgba(3, 7, 18, 0.8);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-secondary));
    border-radius: 8px;
    font-size: 0.9rem;
}

.accent-dot {
    color: var(--clr-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a:not(.btn) {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--clr-text-muted);
}

.nav-links a:not(.btn):hover {
    color: var(--clr-text);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--clr-text);
}

.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--clr-bg);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
    backdrop-filter: blur(20px);
}

.mobile-nav.active {
    opacity: 1;
    pointer-events: auto;
}

.mobile-nav-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 2rem;
    cursor: pointer;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.mobile-nav-links a:not(.btn) {
    font-size: 1.5rem;
    font-weight: 600;
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px; /* offset navbar */
    position: relative;
    z-index: 1;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 0.25rem 1rem;
    border-radius: 20px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--clr-primary);
    border: 1px solid rgba(59, 130, 246, 0.2);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--clr-text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

/* Hero Visual Mockup */
.hero-visual {
    position: relative;
}

.mockup-card {
    height: 400px;
    border-radius: var(--radius-lg);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    position: relative;
    transform: perspective(1000px) rotateY(-10deg) rotateX(5deg);
    transition: transform 0.5s ease;
}

.mockup-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup-header {
    display: flex;
    gap: 0.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--clr-surface-border);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }

.mockup-body {
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.code-line {
    height: 12px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.1);
}
.code-line.indented { margin-left: 2rem; }
.code-line.keyword { background: rgba(59, 130, 246, 0.4); }
.w-25 { width: 25%; }
.w-50 { width: 50%; }
.w-75 { width: 75%; }

.floating-element {
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: var(--clr-surface);
    backdrop-filter: blur(10px);
    border: 1px solid var(--clr-surface-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
    animation: float 6s ease-in-out infinite;
}

.pos-1 { top: -20px; right: 20px; animation-delay: 0s; color: white;}
.pos-2 { bottom: 40px; right: -30px; animation-delay: 2s; color: #3ddc84;}
.pos-3 { bottom: 80px; left: -20px; animation-delay: 4s; color: #61dafb;}

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

/* =========================================
   SERVICES SECTION
   ========================================= */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-subtitle {
    color: var(--clr-text-muted);
    font-size: 1.125rem;
}

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

.service-card {
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.service-icon-wrapper {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.service-icon {
    font-size: 1.75rem;
    color: var(--clr-primary);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.service-desc {
    color: var(--clr-text-muted);
    margin-bottom: 1.5rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: #e5e7eb;
}

.service-features i {
    color: var(--clr-primary);
    font-size: 0.875rem;
}

/* =========================================
   STATS SECTION
   ========================================= */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: white;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-label {
    color: var(--clr-text-muted);
    font-size: 1.125rem;
    font-weight: 500;
}

/* =========================================
   CONTACT CTA
   ========================================= */
.cta-card {
    padding: 4rem 3rem;
    border-radius: var(--radius-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cta-subtitle {
    color: var(--clr-text-muted);
    margin-bottom: 2.5rem;
    font-size: 1.125rem;
    position: relative;
    z-index: 1;
}

.cta-contact-methods {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-method:hover {
    background: rgba(255, 255, 255, 0.1);
}

.contact-icon {
    color: var(--clr-primary);
}

.contact-form {
    text-align: left;
    position: relative;
    z-index: 1;
}

.form-group {
    margin-bottom: 1rem;
}

.form-input {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: white;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--clr-primary);
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
    border-top: 1px solid var(--clr-surface-border);
    padding: 4rem 0 2rem 0;
    background: var(--clr-bg-alt);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-desc {
    color: var(--clr-text-muted);
    margin-top: 1rem;
    max-width: 300px;
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--clr-text-muted);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--clr-surface-border);
    color: var(--clr-text-muted);
    font-size: 0.875rem;
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--clr-primary);
    color: white;
}

/* =========================================
   ANIMATIONS & REVEAL EFFECTS
   ========================================= */
.reveal {
    opacity: 0;
    transition: all 0.8s ease;
}

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

.fade-up {
    transform: translateY(40px);
}

.fade-down {
    transform: translateY(-40px);
}

.fade-left {
    transform: translateX(40px);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* =========================================
   MEDIA QUERIES (RESPONSIVE)
   ========================================= */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }
    
    .hero-subtitle {
        margin: 0 auto 2.5rem auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .mockup-card {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .cta-card {
        padding: 2.5rem 1.5rem;
    }
}