/* ============================================
   MODERN CSS - Kuynet Website
   ============================================ */

/* Custom Variables - Space-Grade Color Palette */
:root {
    --primary: #0097b2;
    --primary-dark: #007a91;
    --primary-light: #00b4d8;
    --secondary: #2c3e50;
    --accent: #e74c3c;
    --success: #198754;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #0dcaf0;
    
    /* Space-Grade Neon Colors */
    --neon-cyan: #00ffff;
    --neon-blue: #0066ff;
    --neon-purple: #9d4edd;
    --neon-pink: #ff006e;
    --neon-green: #39ff14;
    --glow-primary: rgba(0, 151, 178, 0.6);
    --glow-cyan: rgba(0, 255, 255, 0.4);
    --glow-purple: rgba(157, 78, 221, 0.4);
    
    /* Neutral Colors */
    --gray-50: #f8f9fa;
    --gray-100: #e9ecef;
    --gray-200: #dee2e6;
    --gray-300: #ced4da;
    --gray-400: #adb5bd;
    --gray-500: #6c757d;
    --gray-600: #495057;
    --gray-700: #343a40;
    --gray-800: #212529;
    --gray-900: #1a1a1a;
    
    /* Spacing - Optimized */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1.25rem;
    --spacing-xl: 1.75rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3.5rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 50px;
    
    /* Shadows - Space-Grade */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.25);
    --shadow-primary: 0 4px 20px rgba(0, 151, 178, 0.15);
    --shadow-primary-lg: 0 10px 30px rgba(0, 151, 178, 0.2);
    --shadow-primary-xl: 0 20px 40px rgba(0, 151, 178, 0.25);
    --shadow-neon: 0 0 20px var(--glow-primary), 0 0 40px var(--glow-primary), 0 0 60px var(--glow-primary);
    --shadow-neon-cyan: 0 0 15px var(--glow-cyan), 0 0 30px var(--glow-cyan);
    --shadow-neon-purple: 0 0 15px var(--glow-purple), 0 0 30px var(--glow-purple);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
    scroll-behavior: smooth;
    font-size: 15px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 0.9375rem; /* 15px */
    line-height: 1.6;
    color: var(--secondary);
    background: #ffffff;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
}

/* Professional Corporate Typography - Minimal */
h1, h2, h3, h4, h5, h6,
.display-1, .display-2, .display-3, .display-4, .display-5,
.hero-title {
    font-family: 'Poppins', 'Montserrat', sans-serif;
    font-weight: 600;
    letter-spacing: -0.02em;
    text-transform: none;
    line-height: 1.3;
}

/* Display Sizes - Reduced */
.display-1 { font-size: 3rem; }
.display-2 { font-size: 2.5rem; }
.display-3 { font-size: 2rem; }
.display-4 { font-size: 1.75rem; }
.display-5 { font-size: 1.5rem; }

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

/* Sci-Fi HUD Grid Overlay (Optional Background Pattern) */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 151, 178, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 151, 178, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
    opacity: 0.3;
}

.main-content {
    position: relative;
    z-index: 1;
}

/* Custom Scrollbar - Modern Design */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-50);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 5px;
    border: 2px solid var(--gray-50);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* ============================================
   NAVBAR - Advanced Corporate Design
   ============================================ */
.navbar {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 249, 250, 0.98) 100%);
    backdrop-filter: blur(30px) saturate(200%);
    -webkit-backdrop-filter: blur(30px) saturate(200%);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(0, 151, 178, 0.05);
    transition: all var(--transition-base);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(0, 151, 178, 0.08);
    min-height: 75px;
}

.navbar.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 151, 178, 0.1);
    padding: var(--spacing-sm) 0;
    min-height: 65px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.99) 100%);
}

@media (max-width: 768px) {
    .navbar {
        min-height: 70px;
        padding: var(--spacing-sm) 0;
    }
}

.navbar-brand {
    transition: transform var(--transition-base);
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar-brand img {
    transition: transform var(--transition-base);
    height: 50px;
    width: auto;
}

.navbar-brand:hover img {
    transform: scale(1.1);
}

.nav-link {
    font-weight: 600;
    color: var(--secondary) !important;
    position: relative;
    transition: all var(--transition-base);
    padding: var(--spacing-sm) var(--spacing-lg) !important;
    margin: 0 var(--spacing-xs);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary) !important;
    background: linear-gradient(135deg, rgba(0, 151, 178, 0.08) 0%, rgba(0, 180, 216, 0.05) 100%);
    transform: translateY(-1px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    transition: width var(--transition-base);
    border-radius: var(--radius-full);
    box-shadow: 0 2px 8px rgba(0, 151, 178, 0.3);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: calc(100% - 2.5rem);
}

/* Mobile Menu */
.navbar-toggler {
    border: none;
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    transition: background var(--transition-base);
}

.navbar-toggler:hover {
    background: rgba(0, 151, 178, 0.1);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(0, 151, 178, 0.25);
}

/* Mobile Menu - Full Screen Left Aligned */
@media (max-width: 992px) {
    .navbar-collapse {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 249, 250, 0.98) 100%);
        backdrop-filter: blur(30px) saturate(200%);
        -webkit-backdrop-filter: blur(30px) saturate(200%);
        z-index: 9999;
        padding: var(--spacing-2xl) var(--spacing-lg);
        overflow-y: auto;
        transform: translateX(-100%);
        transition: transform var(--transition-base);
        box-shadow: 2px 0 20px rgba(0, 0, 0, 0.1);
    }
    
    .navbar-collapse.show {
        transform: translateX(0);
    }
    
    .navbar-collapse .btn-close {
        position: absolute;
        top: var(--spacing-lg);
        right: var(--spacing-lg);
        z-index: 10000;
        opacity: 0.8;
        transition: opacity var(--transition-base);
    }
    
    .navbar-collapse .btn-close:hover {
        opacity: 1;
    }
    
    .navbar-nav {
        width: 100%;
        align-items: flex-start !important;
        padding: var(--spacing-xl) 0;
        margin-top: var(--spacing-lg);
    }
    
    .nav-item {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }
    
    .nav-link {
        padding: var(--spacing-md) var(--spacing-lg) !important;
        width: 100%;
        text-align: left;
        border-radius: var(--radius-md);
        transition: all var(--transition-base);
    }
    
    .nav-link:hover {
        background: rgba(0, 151, 178, 0.1);
        padding-left: var(--spacing-xl) !important;
    }
    
    .navbar-collapse.show ~ .navbar-toggler,
    .navbar-collapse.show + * {
        position: relative;
        z-index: 10000;
    }
    
    /* Overlay when menu is open */
    body.menu-open::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.3);
        z-index: 9998;
        opacity: 0;
        animation: fadeIn 0.3s ease forwards;
        pointer-events: auto;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ============================================
   BUTTONS - Modern Gradients
   ============================================ */
.btn-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border: none;
    color: white;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-primary);
    position: relative;
    overflow: hidden;
}

.btn-gradient::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 var(--transition-slow);
}

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

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary-lg);
    color: white;
}

.btn-gradient:active {
    transform: translateY(0);
}

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all var(--transition-base);
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary);
}

/* General Button Styles - Optimized */
.btn {
    font-size: 0.9375rem;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-lg);
    line-height: 1.5;
}

.btn-lg {
    font-size: 1rem;
    padding: var(--spacing-md) var(--spacing-xl);
}

.btn-sm {
    font-size: 0.875rem;
    padding: var(--spacing-xs) var(--spacing-md);
}

/* ============================================
   HERO SECTION - Modern Design
   ============================================ */
.hero-section {
    min-height: 85vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 50%, #f1f3f5 100%);
    position: relative;
    overflow: hidden;
    padding: var(--spacing-2xl) 0;
}

@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
}

.hero-section::before,
.hero-section::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    pointer-events: none;
    z-index: 0;
}

.hero-section::before {
    top: 10%;
    right: 10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
    animation: float 8s ease-in-out infinite;
}

.hero-section::after {
    bottom: 20%;
    left: 5%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
    animation: float 8s ease-in-out infinite 2s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-primary);
    animation: pulse-glow 2s ease-in-out infinite;
    margin-bottom: var(--spacing-lg);
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: var(--shadow-primary);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 30px rgba(0, 151, 178, 0.4);
        transform: scale(1.02);
    }
}

.hero-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3.5vw, 2.25rem);
    color: var(--primary);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
    max-width: 90%;
}

/* Trust Metrics Cards */
.hero-section .bg-white {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: all var(--transition-base);
}

.hero-section .bg-white:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   FEATURE CARDS - Modern Card Design
   ============================================ */
.feature-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(0, 151, 178, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(0, 151, 178, 0.1);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

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

.feature-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-primary-lg);
    transform: translateY(-8px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-primary);
    transition: all var(--transition-base);
}

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

.feature-highlight {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: linear-gradient(135deg, rgba(0, 151, 178, 0.1) 0%, rgba(0, 180, 216, 0.1) 100%);
    color: var(--primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: var(--spacing-md);
    border: 1px solid rgba(0, 151, 178, 0.2);
}

/* Modern Feature Card */
.feature-card-modern {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-light) 100%);
    transform: scaleY(0);
    transition: transform var(--transition-base);
}

.feature-card-modern:hover::before {
    transform: scaleY(1);
}

.feature-card-modern:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-primary);
    transform: translateY(-4px);
}

.feature-icon-modern {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.feature-card-modern:hover .feature-icon-modern {
    transform: scale(1.1) rotate(5deg);
}

/* Module Cards - Professional UI/UX */
.module-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 0;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.module-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.module-card:hover::after {
    transform: scaleX(1);
}

.module-card:hover {
    border-color: var(--primary);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.15),
        0 0 20px var(--glow-primary);
    transform: translateY(-6px);
}

.module-header {
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--gray-100);
    background: linear-gradient(135deg, var(--gray-50) 0%, white 100%);
}

.module-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.module-card:hover .module-icon {
    transform: scale(1.15) rotate(-5deg);
    box-shadow: var(--shadow-md);
}

.module-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.module-body {
    padding: var(--spacing-lg);
}

.module-body h3 {
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.module-body p {
    color: var(--gray-600);
    line-height: 1.6;
    font-size: 0.9rem;
}

/* ============================================
   TESTIMONIAL CARDS
   ============================================ */
.testimonial-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 2px solid rgba(0, 151, 178, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    height: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(0, 151, 178, 0.1);
}

.testimonial-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 151, 178, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.testimonial-card:hover {
    border-color: var(--primary);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.15),
        0 0 20px var(--glow-primary);
    transform: translateY(-8px);
}

.testimonial-quote {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 5rem;
    color: rgba(0, 151, 178, 0.08);
    line-height: 1;
    font-family: Georgia, serif;
    z-index: 0;
}

.testimonial-card:hover .testimonial-quote {
    color: rgba(0, 151, 178, 0.15);
}

/* ============================================
   FAQ ACCORDION
   ============================================ */
.faq-item {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--gray-300);
}

.faq-item.active {
    border-color: var(--primary);
    box-shadow: var(--shadow-primary);
}

.faq-button {
    width: 100%;
    padding: var(--spacing-lg);
    background: none;
    border: none;
    text-align: left;
    font-weight: 600;
    color: var(--secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: 1.05rem;
}

.faq-button:hover {
    background: var(--gray-50);
    color: var(--primary);
}

.faq-button i {
    transition: transform var(--transition-base);
    color: var(--primary);
    font-size: 1.25rem;
}

.faq-item.active .faq-button i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--gray-600);
    line-height: 1.7;
}

/* ============================================
   CTA SECTION - Modern Gradient
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 50%, var(--secondary) 100%);
    position: relative;
    overflow: hidden;
    padding: var(--spacing-3xl) 0;
}

.cta-section::before,
.cta-section::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.3;
    pointer-events: none;
}

.cta-section::before {
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.2);
    animation: float 10s ease-in-out infinite;
}

.cta-section::after {
    bottom: -20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.15);
    animation: float 10s ease-in-out infinite 3s;
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-section .btn-light {
    background: white;
    color: var(--primary);
    font-weight: 700;
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
}

.cta-section .btn-light:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    color: var(--primary);
}

.cta-section .btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: white;
    font-weight: 700;
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.cta-section .btn-outline-light:hover {
    background: white;
    color: var(--primary);
    border-color: white;
    transform: translateY(-3px);
}

/* CTA Section - Genel yazı renkleri (beyaz arka plan üzerinde olmayanlar) */
.cta-section {
    color: white !important;
}

.cta-section h1,
.cta-section h2,
.cta-section h3,
.cta-section h4,
.cta-section h5,
.cta-section h6,
.cta-section p,
.cta-section .lead,
.cta-section .small {
    color: white !important;
}

/* CTA Section - Badge içindeki yazı rengi düzeltmesi (beyaz arka plan üzerinde koyu yazı) */
.cta-section .d-inline-flex.bg-white.bg-opacity-20 {
    color: var(--secondary) !important;
}

.cta-section .d-inline-flex.bg-white.bg-opacity-20 span {
    color: var(--secondary) !important;
    font-weight: 600;
}

.cta-section .d-inline-flex.bg-white.bg-opacity-20 i {
    color: var(--primary) !important;
}

/* CTA Section - Trust items (beyaz arka plan üzerinde koyu yazı) */
.cta-section .bg-white.bg-opacity-10 {
    color: var(--secondary) !important;
}

.cta-section .bg-white.bg-opacity-10 * {
    color: var(--secondary) !important;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2c3e50 50%, #1a1a1a 100%);
    background-size: 200% 200%;
    animation: gradient-shift 20s ease infinite;
    border-top: 1px solid rgba(0, 151, 178, 0.2);
    color: rgba(255, 255, 255, 0.9) !important;
    position: relative;
    overflow: hidden;
    padding: var(--spacing-2xl) 0 var(--spacing-lg) 0;
}

@media (max-width: 768px) {
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-md) 0;
    }
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(0, 151, 178, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(0, 180, 216, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.footer .container {
    position: relative;
    z-index: 1;
}

/* Footer içindeki tüm text renkleri */
.footer p,
.footer span,
.footer div {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Footer text-muted düzeltmesi */
.footer .text-muted {
    color: rgba(255, 255, 255, 0.7) !important;
}

.footer .text-muted:hover {
    color: rgba(255, 255, 255, 0.9) !important;
}

/* Footer başlıkları */
.footer h5,
.footer h4,
.footer h3,
.footer h2,
.footer h1 {
    color: rgba(255, 255, 255, 0.95) !important;
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

/* Footer text-primary düzeltmesi */
.footer .text-primary {
    color: var(--primary-light) !important;
}

.footer .text-primary:hover {
    color: var(--primary) !important;
}

/* Footer linkleri */
.footer a {
    color: rgba(255, 255, 255, 0.7) !important;
    transition: all var(--transition-base);
}

.footer a:hover {
    color: var(--primary-light) !important;
    transform: translateX(3px);
}

.footer-link {
    transition: all var(--transition-base);
}

.footer-link:hover {
    color: var(--primary-light) !important;
    transform: translateX(5px);
}

.footer-link i {
    transition: transform var(--transition-base);
}

.footer-link:hover i {
    transform: translateX(3px);
}

.social-icon-footer {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.8) !important;
    text-decoration: none;
    transition: all var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1rem;
}

.social-icon-footer:hover {
    background: var(--primary);
    color: white !important;
    transform: translateY(-3px) scale(1.05);
    border-color: var(--primary);
    box-shadow: 0 6px 16px rgba(0, 151, 178, 0.4);
}

/* Footer hr border */
.footer hr,
.footer .border-secondary {
    border-color: rgba(255, 255, 255, 0.15) !important;
}

.social-icon {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white !important;
    text-decoration: none;
    transition: all var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-icon:hover {
    background: var(--primary);
    color: white !important;
    transform: translateY(-5px) scale(1.1);
    border-color: var(--primary);
    box-shadow: var(--shadow-primary);
}

.hover-primary {
    transition: color var(--transition-base);
    color: rgba(255, 255, 255, 0.7) !important;
}

.hover-primary:hover {
    color: var(--primary-light) !important;
}

/* ============================================
   FLOATING BUTTONS
   ============================================ */
.whatsapp-button {
    position: fixed;
    bottom: 90px;
    right: 24px;
    width: 64px;
    height: 64px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all var(--transition-base);
    text-decoration: none;
    border: 3px solid white;
}

.whatsapp-button:hover {
    transform: scale(1.15) translateY(-3px);
    box-shadow: 0 12px 32px rgba(37, 211, 102, 0.5);
    color: white;
}

.pulse-dot {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 18px;
    height: 18px;
    background: #ff0000;
    border-radius: 50%;
    border: 3px solid white;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.3);
    }
}

.scroll-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 22px;
    box-shadow: var(--shadow-primary-lg);
    z-index: 1000;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid white;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-primary-xl);
}

/* ============================================
   FORM STYLES
   ============================================ */
.form-control,
.form-select {
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    transition: all var(--transition-base);
    font-size: 1rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(0, 151, 178, 0.15);
    outline: none;
}

.form-control.is-invalid,
.form-select.is-invalid {
    border-color: var(--danger);
}

.form-control.is-valid,
.form-select.is-valid {
    border-color: var(--success);
}

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

.animate-fade-in {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-purple {
    color: #6f42c1;
}

.backdrop-blur {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.backdrop-blur-sm {
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.backdrop-blur-xl {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.hover-primary-light:hover {
    background: rgba(0, 151, 178, 0.05) !important;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Large Desktop */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* Desktop */
@media (max-width: 1200px) {
    .hero-title {
        font-size: clamp(2rem, 5vw, 3.5rem);
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
    
    .feature-card {
        padding: var(--spacing-lg);
    }
}

/* Tablet */
@media (max-width: 992px) {
    .hero-section {
        min-height: auto;
        padding: var(--spacing-2xl) 0;
    }
    
    .hero-description {
        max-width: 100%;
    }
    
    .navbar-nav {
        padding: var(--spacing-md) 0;
    }
    
    .nav-link {
        padding: var(--spacing-sm) var(--spacing-md) !important;
        margin: var(--spacing-xs) 0;
    }
}

/* Mobile */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .hero-section {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-title {
        font-size: 1.75rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .hero-description {
        font-size: 0.9375rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-badge {
        font-size: 0.75rem;
        padding: var(--spacing-xs) var(--spacing-md);
    }
    
    .whatsapp-button {
        width: 56px;
        height: 56px;
        font-size: 28px;
        bottom: 80px;
        right: 16px;
    }
    
    .scroll-to-top {
        width: 48px;
        height: 48px;
        font-size: 20px;
        bottom: 16px;
        right: 16px;
    }
    
    .feature-card,
    .testimonial-card,
    .feature-card-modern,
    .module-card {
        margin-bottom: var(--spacing-lg);
    }
    
    .module-header {
        padding: var(--spacing-md);
    }
    
    .module-body {
        padding: var(--spacing-md);
    }
    
    .module-icon {
        width: 48px;
        height: 48px;
        font-size: 1.5rem;
    }
    
    .feature-icon-modern {
        width: 56px;
        height: 56px;
    }
    
    .feature-icon {
        width: 70px;
        height: 70px;
        font-size: 2rem;
        margin-bottom: var(--spacing-md);
    }
    
    .cta-section {
        padding: var(--spacing-2xl) 0;
    }
    
    .display-3 {
        font-size: 1.75rem;
    }
    
    .display-4 {
        font-size: 1.5rem;
    }
    
    .display-5 {
        font-size: 1.25rem;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .btn-lg {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9375rem;
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9375rem;
    }
    
    .faq-button {
        padding: var(--spacing-md);
        font-size: 0.95rem;
    }
    
    .testimonial-quote {
        font-size: 3.5rem;
    }
}

/* Small Mobile */
@media (max-width: 576px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
    }
    
    .hero-badge {
        font-size: 0.7rem;
        padding: 6px var(--spacing-md);
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .btn-lg {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.875rem;
    }
    
    .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.875rem;
    }
    
    .feature-card,
    .testimonial-card {
        padding: var(--spacing-md);
    }
    
    .navbar-brand img {
        height: 40px;
    }
    
    .whatsapp-button {
        width: 52px;
        height: 52px;
        font-size: 24px;
        bottom: 70px;
        right: 12px;
    }
    
    .scroll-to-top {
        width: 44px;
        height: 44px;
        font-size: 18px;
        bottom: 12px;
        right: 12px;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .whatsapp-button,
    .scroll-to-top,
    .footer {
        display: none !important;
    }
}

/* 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-width: 0;
}

*:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Loading States */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Reference Badge */
.reference-badge {
    transition: all var(--transition-base);
    cursor: default;
}

.reference-badge:hover {
    transform: scale(1.15) rotate(5deg);
    box-shadow: var(--shadow-primary);
}

/* Section Spacing - Optimized */
.section-padding {
    padding: var(--spacing-2xl) 0;
}

@media (max-width: 768px) {
    .section-padding {
        padding: var(--spacing-xl) 0;
    }
}

@media (max-width: 576px) {
    .section-padding {
        padding: var(--spacing-lg) 0;
    }
}

/* Main Content */
.main-content {
    min-height: 100vh;
    padding-top: 95px;
}

@media (max-width: 768px) {
    .main-content {
        padding-top: 80px;
    }
}

/* Gradient Light Background - Modern Corporate Design */
.bg-gradient-light {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f5 100%);
    position: relative;
    overflow: hidden;
}

.bg-gradient-light::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(0, 151, 178, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(0, 180, 216, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.bg-gradient-light .container {
    position: relative;
    z-index: 1;
}

/* Smooth Transitions - Optimized */
a, button, .btn, .card, .feature-card, .testimonial-card {
    transition: transform var(--transition-base), 
                box-shadow var(--transition-base),
                background-color var(--transition-base),
                border-color var(--transition-base),
                color var(--transition-base);
}

/* Typography Improvements */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
}

.lead {
    font-size: 1.1rem;
    font-weight: 400;
    font-weight: 400;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .lead {
        font-size: 1.1rem;
    }
}

/* Container Improvements */
.container {
    max-width: 1200px;
}

/* Badge Improvements */
.badge {
    font-weight: 600;
    padding: 0.35em 0.65em;
}

/* Card Improvements */
.card, .feature-card, .testimonial-card {
    will-change: transform;
}

/* Performance Optimization */
.hero-section::before,
.hero-section::after,
.cta-section::before,
.cta-section::after {
    will-change: transform;
}

/* Form Placeholder Styling */
.form-control::placeholder,
.form-select::placeholder {
    color: var(--gray-400);
    opacity: 0.7;
}

/* Link Improvements */
a {
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    text-decoration: none;
}

/* Image Responsive */
img {
    max-width: 100%;
    height: auto;
}

/* Breadcrumb Improvements */
.breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0;
}

.breadcrumb-item a {
    color: var(--primary);
    transition: color var(--transition-base);
}

.breadcrumb-item a:hover {
    color: var(--primary-dark);
}

.breadcrumb-item.active {
    color: var(--gray-600);
}

/* List Improvements */
.list-unstyled li {
    margin-bottom: var(--spacing-sm);
}

/* Card Hover Effects */
.card,
.bg-white.rounded-4 {
    transition: all var(--transition-base);
}

.card:hover,
.bg-white.rounded-4:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Text Selection */
::selection {
    background: var(--primary);
    color: white;
}

::-moz-selection {
    background: var(--primary);
    color: white;
}

/* Loading Animation */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.loading {
    animation: spin 1s linear infinite;
}

/* ============================================
   CONTRAST FIXES - Genel Kontrast Düzeltmeleri
   ============================================ */

/* Koyu arka plan üzerinde text-muted düzeltmesi */
.bg-dark .text-muted,
.bg-dark.text-muted,
[class*="bg-dark"] .text-muted,
[class*="bg-dark"].text-muted {
    color: rgba(255, 255, 255, 0.7) !important;
}

/* Gradient primary üzerinde text renkleri */
.bg-gradient-primary,
[class*="bg-gradient-primary"] {
    color: white !important;
}

.bg-gradient-primary *,
[class*="bg-gradient-primary"] * {
    color: white !important;
}

.bg-gradient-primary .text-muted,
[class*="bg-gradient-primary"] .text-muted {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Koyu arka plan üzerinde text-primary düzeltmesi */
.bg-dark .text-primary,
.bg-dark.text-primary,
[class*="bg-dark"] .text-primary {
    color: var(--primary-light) !important;
}

/* ============================================
   SPACE-GRADE EFFECTS - Futuristic UI Layer
   ============================================ */

/* Glassmorphism - Advanced Glass Effect */
.glass {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.glass-strong {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(30px) saturate(200%);
    -webkit-backdrop-filter: blur(30px) saturate(200%);
    border: 1px solid rgba(0, 151, 178, 0.2);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

/* Neon Glow Effects */
.neon-glow {
    text-shadow: 
        0 0 10px var(--glow-primary),
        0 0 20px var(--glow-primary),
        0 0 30px var(--glow-primary);
    animation: neon-pulse 2s ease-in-out infinite;
}

.neon-glow-cyan {
    text-shadow: 
        0 0 10px var(--glow-cyan),
        0 0 20px var(--glow-cyan),
        0 0 30px var(--glow-cyan);
    color: var(--neon-cyan);
}

.neon-border {
    border: 2px solid var(--primary);
    box-shadow: 
        0 0 10px var(--glow-primary),
        inset 0 0 10px var(--glow-primary);
    animation: neon-border-pulse 2s ease-in-out infinite;
}

.neon-border-cyan {
    border: 2px solid var(--neon-cyan);
    box-shadow: 
        0 0 15px var(--glow-cyan),
        inset 0 0 15px var(--glow-cyan);
}

@keyframes neon-pulse {
    0%, 100% {
        text-shadow: 
            0 0 10px var(--glow-primary),
            0 0 20px var(--glow-primary),
            0 0 30px var(--glow-primary);
    }
    50% {
        text-shadow: 
            0 0 5px var(--glow-primary),
            0 0 10px var(--glow-primary),
            0 0 15px var(--glow-primary);
    }
}

@keyframes neon-border-pulse {
    0%, 100% {
        box-shadow: 
            0 0 10px var(--glow-primary),
            inset 0 0 10px var(--glow-primary);
    }
    50% {
        box-shadow: 
            0 0 5px var(--glow-primary),
            inset 0 0 5px var(--glow-primary);
    }
}

/* Sci-Fi HUD Elements */
.hud-line {
    position: relative;
    padding: 1rem;
    border-left: 3px solid var(--primary);
    background: linear-gradient(90deg, rgba(0, 151, 178, 0.05) 0%, transparent 100%);
}

.hud-line::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--primary);
    box-shadow: 0 0 10px var(--glow-primary);
    animation: hud-scan 2s ease-in-out infinite;
}

@keyframes hud-scan {
    0%, 100% {
        opacity: 1;
        box-shadow: 0 0 10px var(--glow-primary);
    }
    50% {
        opacity: 0.5;
        box-shadow: 0 0 5px var(--glow-primary);
    }
}

.hud-grid {
    position: relative;
    background-image: 
        linear-gradient(rgba(0, 151, 178, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 151, 178, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* Animated Gradients */
.animated-gradient {
    background: linear-gradient(-45deg, #ffffff, #f8f9fa, #ffffff, #e9ecef);
    background-size: 400% 400%;
    animation: gradient-shift 15s ease infinite;
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.animated-gradient-primary {
    background: linear-gradient(-45deg, rgba(0, 151, 178, 0.05), rgba(0, 180, 216, 0.05), rgba(0, 151, 178, 0.05), rgba(0, 120, 150, 0.05));
    background-size: 400% 400%;
    animation: gradient-shift 20s ease infinite;
}

/* Space-Grade Cards */
.card-space {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 151, 178, 0.2);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(0, 151, 178, 0.1);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card-space::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 151, 178, 0.1), transparent);
    transition: left 0.5s ease;
}

.card-space:hover::before {
    left: 100%;
}

.card-space:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.15),
        0 0 20px var(--glow-primary);
    border-color: var(--primary);
}

/* Space-Grade Buttons */
.btn-space {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border: 2px solid var(--primary);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    box-shadow: 
        0 4px 15px rgba(0, 151, 178, 0.3),
        inset 0 0 20px rgba(0, 180, 216, 0.2);
    transition: all var(--transition-base);
}

.btn-space::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-space:hover::before {
    width: 300px;
    height: 300px;
}

.btn-space:hover {
    box-shadow: 
        0 6px 25px rgba(0, 151, 178, 0.5),
        inset 0 0 30px rgba(0, 180, 216, 0.3),
        0 0 30px var(--glow-primary);
    transform: translateY(-2px);
}

.btn-space:active {
    transform: translateY(0);
}

/* Particles Container */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.3;
}

/* Space-Grade Icons */
.icon-space {
    position: relative;
    display: inline-block;
    transition: all var(--transition-base);
}

.icon-space::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    border-radius: 50%;
    background: var(--glow-primary);
    transition: width 0.3s ease, height 0.3s ease;
    z-index: -1;
}

.icon-space:hover::after {
    width: 60px;
    height: 60px;
    box-shadow: 0 0 20px var(--glow-primary);
}

/* Holographic Effect */
.holographic {
    background: linear-gradient(
        135deg,
        rgba(0, 151, 178, 0.1) 0%,
        rgba(0, 180, 216, 0.1) 25%,
        rgba(157, 78, 221, 0.1) 50%,
        rgba(0, 180, 216, 0.1) 75%,
        rgba(0, 151, 178, 0.1) 100%
    );
    background-size: 200% 200%;
    animation: holographic-shift 3s ease infinite;
}

@keyframes holographic-shift {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 100% 50%;
    }
}

/* Data Display (Professional Style) */
.data-display {
    font-family: 'Poppins', 'Montserrat', sans-serif;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 0.02em;
}

/* Scan Line Effect */
.scan-line {
    position: relative;
    overflow: hidden;
}

.scan-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    box-shadow: 0 0 10px var(--glow-primary);
    animation: scan 3s linear infinite;
}

@keyframes scan {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Data Flow Animation */
@keyframes data-flow {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateX(100%);
        opacity: 0;
    }
}

.data-flow-line {
    position: relative;
    overflow: hidden;
}

.data-flow-line::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    transform: translateY(-50%);
    animation: data-flow 2s ease-in-out infinite;
}

/* Animated Arrow Flow */
@keyframes arrow-flow {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

.flow-arrow {
    animation: arrow-flow 2s ease-in-out infinite;
}

/* Orbital System - Rotating Banks */
.orbital-system {
    perspective: 1000px;
}

.orbital-center {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.orbital-path {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

.orbital-bank {
    top: 50%;
    left: 50%;
    width: 90px;
    height: 90px;
    transform-origin: center center;
    animation: orbit-rotate 30s linear infinite;
    animation-delay: var(--delay);
    z-index: 5;
}

@keyframes orbit-rotate {
    from {
        transform: translate(-50%, -50%) rotate(var(--angle)) translateX(160px) rotate(calc(-1 * var(--angle)));
    }
    to {
        transform: translate(-50%, -50%) rotate(calc(var(--angle) + 360deg)) translateX(160px) rotate(calc(-1 * var(--angle) - 360deg));
    }
}

.bank-logo-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bank-logo-card {
    transition: all var(--transition-base);
    position: relative;
    z-index: 2;
}

.bank-logo-card:hover {
    transform: scale(1.15);
    box-shadow: 0 8px 25px rgba(0, 151, 178, 0.3);
    border-color: var(--primary);
}

.bank-connection-line-to-center {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 160px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), rgba(0, 151, 178, 0.4));
    transform-origin: left center;
    transform: translate(-50%, -50%) rotate(calc(var(--angle) - 90deg));
    z-index: 1;
    opacity: 0.7;
    box-shadow: 0 0 8px rgba(0, 151, 178, 0.3);
}

.bank-connection-line-to-center::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid var(--primary);
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    filter: drop-shadow(0 0 4px rgba(0, 151, 178, 0.5));
}

/* Animated data flow on connection lines */
@keyframes data-flow-line {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 100% 50%;
    }
}

.bank-connection-line-to-center {
    background: linear-gradient(90deg, var(--primary) 0%, rgba(0, 151, 178, 0.4) 50%, var(--primary) 100%);
    background-size: 200% 100%;
    animation: data-flow-line 2s linear infinite;
}

/* Processing Nodes */
.processing-nodes {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    width: 100%;
    height: 100%;
}

.processing-node {
    position: absolute;
    top: 50%;
    left: 50%;
    --node-distance: 200px;
    transform: translate(-50%, -50%) rotate(var(--node-angle)) translateX(var(--node-distance)) rotate(calc(-1 * var(--node-angle)));
    text-align: center;
    animation: node-pulse 3s ease-in-out infinite;
}

.processing-node:nth-child(1) { animation-delay: 0s; }
.processing-node:nth-child(2) { animation-delay: 0.75s; }
.processing-node:nth-child(3) { animation-delay: 1.5s; }

@keyframes node-pulse {
    0%, 100% {
        transform: translate(-50%, -50%) rotate(var(--node-angle)) translateX(var(--node-distance)) rotate(calc(-1 * var(--node-angle))) scale(1);
        opacity: 0.9;
    }
    50% {
        transform: translate(-50%, -50%) rotate(var(--node-angle)) translateX(var(--node-distance)) rotate(calc(-1 * var(--node-angle))) scale(1.1);
        opacity: 1;
    }
}

/* Dashed Connection Lines for Processing Nodes */
.node-connection-dashed {
    position: absolute;
    top: 50%;
    left: 50%;
    width: var(--node-distance);
    height: 2px;
    border-top: 2px dashed rgba(0, 151, 178, 0.4);
    transform-origin: left center;
    transform: translate(-50%, -50%) rotate(calc(var(--node-angle) - 90deg));
    z-index: 1;
    pointer-events: none;
}

.node-label {
    white-space: nowrap;
}

/* Responsive Orbital System */
@media (max-width: 992px) {
    .orbital-system {
        min-height: 350px;
    }
    
    .orbital-path {
        width: 270px;
        height: 270px;
    }
    
    .orbital-bank {
        width: 100px;
        height: 100px;
    }
    
    @keyframes orbit-rotate {
        from {
            transform: translate(-50%, -50%) rotate(var(--angle)) translateX(135px) rotate(calc(-1 * var(--angle)));
        }
        to {
            transform: translate(-50%, -50%) rotate(calc(var(--angle) + 360deg)) translateX(135px) rotate(calc(-1 * var(--angle) - 360deg));
        }
    }
    
    .bank-connection-line-to-center {
        width: 135px;
    }
    
    .processing-node {
        --node-distance: 160px;
    }
    
    .node-connection-dashed {
        width: var(--node-distance);
    }
}

@media (max-width: 768px) {
    .orbital-system {
        min-height: 300px;
    }
    
    .orbital-path {
        width: 220px;
        height: 220px;
    }
    
    .orbital-bank {
        width: 80px;
        height: 80px;
    }
    
    .bank-logo-card {
        padding: 0.5rem !important;
    }
    
    .bank-logo {
        width: 50px !important;
        height: 30px !important;
    }
    
    @keyframes orbit-rotate {
        from {
            transform: translate(-50%, -50%) rotate(var(--angle)) translateX(110px) rotate(calc(-1 * var(--angle)));
        }
        to {
            transform: translate(-50%, -50%) rotate(calc(var(--angle) + 360deg)) translateX(110px) rotate(calc(-1 * var(--angle) - 360deg));
        }
    }
    
    .bank-connection-line-to-center {
        width: 110px;
    }
    
    .processing-node {
        --node-distance: 130px;
    }
    
    .node-connection-dashed {
        width: var(--node-distance);
    }
    
    .processing-node .bg-warning,
    .processing-node .bg-success,
    .processing-node .bg-info {
        padding: 0.75rem !important;
    }
    
    .processing-node i {
        font-size: 1.25rem !important;
    }
    
    .node-label {
        font-size: 0.75rem;
    }
}

/* Success Button */
.btn-success {
    background: var(--success);
    border-color: var(--success);
    color: white;
    font-weight: 500;
    font-size: 0.9375rem;
}

.btn-success:hover {
    background: #157347;
    border-color: #157347;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(25, 135, 84, 0.3);
}

/* Responsive Space-Grade Adjustments */
@media (max-width: 768px) {
    .neon-glow,
    .neon-glow-cyan {
        text-shadow: 
            0 0 5px var(--glow-primary),
            0 0 10px var(--glow-primary);
    }
    
    .card-space:hover {
        transform: translateY(-3px);
    }
    
    body::before {
        background-size: 30px 30px;
        opacity: 0.2;
    }
}

/* Açık arka plan üzerinde text renkleri (zaten doğru ama garanti için) */
.bg-white .text-muted,
.bg-white.text-muted,
.bg-light .text-muted,
.bg-light.text-muted {
    color: var(--gray-600) !important;
}

/* Badge kontrast düzeltmeleri */
.badge.bg-success.bg-opacity-50 {
    background-color: rgba(25, 135, 84, 0.5) !important;
    color: white !important;
}

/* Border kontrast düzeltmeleri */
.border-secondary {
    border-color: rgba(255, 255, 255, 0.15) !important;
}

.bg-dark .border-secondary,
[class*="bg-dark"] .border-secondary {
    border-color: rgba(255, 255, 255, 0.15) !important;
}

/* Small text kontrast düzeltmesi */
.bg-dark small,
.bg-dark .small,
[class*="bg-dark"] small,
[class*="bg-dark"] .small {
    color: rgba(255, 255, 255, 0.7) !important;
}

/* Lead text kontrast düzeltmesi */
.bg-dark .lead,
[class*="bg-dark"] .lead {
    color: rgba(255, 255, 255, 0.9) !important;
}

/* List kontrast düzeltmesi */
.bg-dark .list-unstyled a,
[class*="bg-dark"] .list-unstyled a {
    color: rgba(255, 255, 255, 0.7) !important;
}

.bg-dark .list-unstyled a:hover,
[class*="bg-dark"] .list-unstyled a:hover {
    color: var(--primary-light) !important;
}

/* ============================================
   GENEL KONTRAST DÜZELTMELERİ - Arka Plan ve Yazı Renkleri
   ============================================ */

/* Koyu gradient arka planlar üzerinde yazı renkleri */
.cta-section,
[class*="bg-gradient"][class*="primary"],
[class*="bg-gradient"][class*="dark"],
[class*="bg-gradient"][class*="secondary"] {
    color: white !important;
}

.cta-section *,
[class*="bg-gradient"][class*="primary"] *,
[class*="bg-gradient"][class*="dark"] *,
[class*="bg-gradient"][class*="secondary"] * {
    color: white !important;
}

/* bg-opacity kullanılan yerlerde yazı renkleri */
.bg-white.bg-opacity-10,
.bg-white.bg-opacity-20,
.bg-white.bg-opacity-30 {
    color: var(--secondary) !important;
}

.bg-white.bg-opacity-10 *,
.bg-white.bg-opacity-20 *,
.bg-white.bg-opacity-30 * {
    color: var(--secondary) !important;
}

.bg-white.bg-opacity-10 .text-white,
.bg-white.bg-opacity-20 .text-white,
.bg-white.bg-opacity-30 .text-white {
    color: var(--secondary) !important;
}

/* Koyu arka plan üzerinde bg-white bg-opacity kullanılan yerler */
.cta-section .bg-white.bg-opacity-10,
.cta-section .bg-white.bg-opacity-20,
.cta-section .bg-white.bg-opacity-30,
[class*="bg-gradient"][class*="primary"] .bg-white.bg-opacity-10,
[class*="bg-gradient"][class*="primary"] .bg-white.bg-opacity-20,
[class*="bg-gradient"][class*="primary"] .bg-white.bg-opacity-30,
[class*="bg-gradient"][class*="dark"] .bg-white.bg-opacity-10,
[class*="bg-gradient"][class*="dark"] .bg-white.bg-opacity-20,
[class*="bg-gradient"][class*="dark"] .bg-white.bg-opacity-30 {
    color: var(--secondary) !important;
}

.cta-section .bg-white.bg-opacity-10 *,
.cta-section .bg-white.bg-opacity-20 *,
.cta-section .bg-white.bg-opacity-30 *,
[class*="bg-gradient"][class*="primary"] .bg-white.bg-opacity-10 *,
[class*="bg-gradient"][class*="primary"] .bg-white.bg-opacity-20 *,
[class*="bg-gradient"][class*="primary"] .bg-white.bg-opacity-30 *,
[class*="bg-gradient"][class*="dark"] .bg-white.bg-opacity-10 *,
[class*="bg-gradient"][class*="dark"] .bg-white.bg-opacity-20 *,
[class*="bg-gradient"][class*="dark"] .bg-white.bg-opacity-30 * {
    color: var(--secondary) !important;
}

/* Açık arka plan üzerinde koyu yazılar */
.bg-light,
.bg-white {
    color: var(--secondary) !important;
}

.bg-light *,
.bg-white * {
    color: var(--secondary) !important;
}

.bg-light .text-white,
.bg-white .text-white {
    color: var(--secondary) !important;
}

/* Hero section kontrast düzeltmeleri */
.hero-section .bg-white.bg-opacity-10,
.hero-section .bg-white.bg-opacity-20 {
    color: var(--secondary) !important;
}

.hero-section .bg-white.bg-opacity-10 *,
.hero-section .bg-white.bg-opacity-20 * {
    color: var(--secondary) !important;
}

/* Footer kontrast düzeltmeleri (zaten var ama garanti için) */
.footer,
.footer * {
    color: rgba(255, 255, 255, 0.9) !important;
}

.footer .text-muted {
    color: rgba(255, 255, 255, 0.7) !important;
}

.footer .text-white {
    color: rgba(255, 255, 255, 0.9) !important;
}

/* Testimonial section kontrast düzeltmeleri */
.testimonial-card {
    color: var(--secondary) !important;
}

.testimonial-card * {
    color: var(--secondary) !important;
}

/* Module card kontrast düzeltmeleri */
.module-card {
    color: var(--secondary) !important;
}

.module-card * {
    color: var(--secondary) !important;
}