/* CSS Variables - 5 Primary Colors + Light/Dark Shades */
:root {
    /* Primary Colors */
    --primary-blue: #3f81fa;
    --primary-purple: #9f75cd;
    --primary-teal: #4cb5a7;
    --primary-orange: #dc9f2c;
    --primary-pink: #e269a9;
    
    /* Light Shades */
    --light-blue: #accbe7;
    --light-purple: #c1a9d3;
    --light-teal: #a9d2d1;
    --light-orange: #edc299;
    --light-pink: #e0b5cb;
    
    /* Dark Shades */
    --dark-blue: #367096;
    --dark-purple: #664b91;
    --dark-teal: #2b7573;
    --dark-orange: #d38b25;
    --dark-pink: #d44074;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --gray: #525d68;
    --dark-gray: #414a51;
    --black: #000000;
    
    /* Font Sizes - Conservative */
    --font-xs: 0.75rem;
    --font-sm: 0.875rem;
    --font-base: 1rem;
    --font-lg: 1.125rem;
    --font-xl: 1.25rem;
    --font-2xl: 1.5rem;
    --font-3xl: 1.875rem;
    --font-4xl: 2.25rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    font-size: var(--font-base);
    background: var(--white);
}

/* Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-4xl); }
h2 { font-size: var(--font-3xl); }
h3 { font-size: var(--font-2xl); }
h4 { font-size: var(--font-xl); }
h5 { font-size: var(--font-lg); }
h6 { font-size: var(--font-base); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--gray);
}

/* Header & Navigation */
.navbar {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-size: var(--font-xl) !important;
    font-weight: 700;
    color: var(--white) !important;
}

.navbar-nav .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    margin: 0 var(--spacing-sm);
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--light-blue) !important;
    transform: translateY(-2px);
}

/* Hero Section */
.hero-section h1 {
    padding-top: 150px;
}

.hero-section {
    background: linear-gradient(135deg, var(--light-blue), var(--light-purple));
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../YIF_images/hero-bg.webp') center/cover no-repeat;
    opacity: 0.1;
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-size: var(--font-4xl);
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: var(--spacing-lg);
}

.hero-section h2 {
    font-size: var(--font-2xl);
    color: var(--primary-purple);
    margin-bottom: var(--spacing-md);
}

.hero-section p {
    font-size: var(--font-lg);
    color: var(--gray);
}

/* Section Styling */
section {
    padding: var(--spacing-xl) 0;
}

.bg-light {
    background: linear-gradient(45deg, var(--light-gray), #fdfbfb) !important;
}

/* Cards */
.feature-card, .service-card, .pricing-card, .review-card, .case-study, 
.team-member, .career-card, .info-card, .process-step, .timeline-item,
.strategy-card, .implementation-card, .training-card, .monitoring-card,
.optimization-card, .ai-card, .cloud-card, .security-card, .integration-card,
.innovation-card, .blog-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid rgba(0,0,0,0.05);
}

.feature-card:hover, .service-card:hover, .pricing-card:hover, .review-card:hover,
.case-study:hover, .career-card:hover, .info-card:hover, .strategy-card:hover,
.implementation-card:hover, .training-card:hover, .monitoring-card:hover,
.optimization-card:hover, .ai-card:hover, .cloud-card:hover, .security-card:hover,
.integration-card:hover, .innovation-card:hover, .blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Service Cards */
.service-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.service-card .price {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--primary-blue);
    margin-top: var(--spacing-md);
}

.service-card ul {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.service-card li {
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: var(--spacing-lg);
}

.service-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-teal);
    font-weight: bold;
}

/* Pricing Cards */
.pricing-card.featured {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    color: var(--white);
    transform: scale(1.05);
}

.pricing-card.featured h4,
.pricing-card.featured p {
    color: var(--white);
}

.pricing-card .price {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--primary-orange);
    margin: var(--spacing-md) 0;
}

.pricing-card.featured .price {
    color: var(--light-orange);
}

/* Review Cards */
.review-card {
    background: linear-gradient(135deg, var(--light-teal), var(--light-pink));
    text-align: center;
}

.review-card p {
    font-style: italic;
    font-size: var(--font-lg);
    margin-bottom: var(--spacing-lg);
}

/* Team Members */
.team-member {
    text-align: center;
}

.team-member img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    margin: 0 auto var(--spacing-md);
}

.team-member h5 {
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
}

.team-member p {
    font-size: var(--font-sm);
    color: var(--gray);
}

/* Process Steps */
.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-teal), var(--primary-blue));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-xl);
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary-blue), var(--primary-purple));
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: var(--spacing-lg);
}

.timeline-item:nth-child(odd) {
    left: 0;
}

.timeline-item:nth-child(even) {
    left: 50%;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--primary-orange);
    border-radius: 50%;
    top: var(--spacing-lg);
    z-index: 1;
}

.timeline-item:nth-child(odd)::after {
    right: -10px;
}

.timeline-item:nth-child(even)::after {
    left: -10px;
}

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-control {
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    font-size: var(--font-base);
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 0.2rem rgba(97, 176, 237, 0.25);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-lg);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--dark-blue), var(--dark-purple));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-primary {
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

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

/* Disabled Button States */
.btn:disabled,
.btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
    background: var(--gray) !important;
    border-color: var(--gray) !important;
}

/* Footer */
footer {
    background: var(--dark-gray) !important;
}

footer h5 {
    color: var(--light-blue);
    margin-bottom: var(--spacing-lg);
}

footer p, footer a {
    color: var(--light-gray);
}

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

/* Accordion (FAQ) */
.accordion-item {
    border: 1px solid rgba(0,0,0,0.1);
    margin-bottom: var(--spacing-sm);
    border-radius: var(--radius-md) !important;
    overflow: hidden;
}

.accordion-button {
    background: linear-gradient(135deg, var(--light-blue), var(--light-purple));
    color: var(--dark-blue);
    font-weight: 600;
    border: none;
}

.accordion-button:not(.collapsed) {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    color: var(--white);
}

.accordion-body {
    background: var(--white);
    color: var(--gray);
}

/* Gallery */
.gallery img {
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.gallery img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

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

.breadcrumb-item img {
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.breadcrumb-item:hover img {
    opacity: 1;
}

/* Feature Icons */
.fas, .fa {
    color: var(--primary-blue);
    transition: all 0.3s ease;
}

.feature-card:hover .fas,
.info-card:hover .fas {
    color: var(--primary-teal);
    transform: scale(1.1);
}

/* Blog Cards */
.blog-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Utilities */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
}

.bg-gradient-light {
    background: linear-gradient(135deg, var(--light-blue), var(--light-purple));
}

/* Space Page */
#space {
    background: linear-gradient(135deg, var(--light-teal), var(--light-pink));
    position: relative;
}

#space::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.1) 0%, transparent 70%);
}

#space .container {
    position: relative;
    z-index: 2;
}

/* High Contrast Accessibility */
@media (prefers-contrast: high) {
    :root {
        --primary-blue: #0070b8;
        --primary-purple: #5c3dd6;
        --primary-teal: #14b27d;
        --primary-orange: #ff5100;
        --primary-pink: #fe3e94;
    }
}

/* Navbar Scrolled State */
.navbar.scrolled {
    background: linear-gradient(135deg, var(--dark-blue), var(--dark-purple));
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

/* Form Validation Error Styles */
.form-control.error {
    border-color: #cb2e4d;
    box-shadow: 0 0 0 0.2rem rgba(229, 70, 108, 0.25);
}

.error-message {
    font-size: var(--font-sm);
    margin-top: var(--spacing-xs);
    color: #e7494a;
}

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

.sr-only-focusable:focus,
.sr-only-focusable:active {
    position: static !important;
    width: auto !important;
    height: auto !important;
    padding: inherit !important;
    margin: inherit !important;
    overflow: visible !important;
    clip: auto !important;
    white-space: inherit !important;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-blue);
    color: var(--white);
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius-sm);
    z-index: 9999;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 6px;
    color: var(--white);
    text-decoration: none;
}

/* Gallery Section */
.gallery {
    margin: 0;
}

.gallery .col-lg-3,
.gallery .col-md-4,
.gallery .col-sm-6 {
    padding: var(--spacing-xs);
}

.gallery img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
    cursor: pointer;
}

.gallery img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* Button Focus States */
.btn:focus,
.btn-primary:focus,
.btn-outline-primary:focus {
    outline: 3px solid var(--primary-blue);
    outline-offset: 2px;
}

/* Enhanced Card Hover Effects */
@media (hover: hover) and (pointer: fine) {
    .feature-card:hover,
    .service-card:hover,
    .pricing-card:hover,
    .review-card:hover,
    .case-study:hover,
    .career-card:hover,
    .info-card:hover,
    .strategy-card:hover,
    .implementation-card:hover,
    .training-card:hover,
    .monitoring-card:hover,
    .optimization-card:hover,
    .ai-card:hover,
    .cloud-card:hover,
    .security-card:hover,
    .integration-card:hover,
    .innovation-card:hover,
    .blog-card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-xl);
    }
}

/* Paused Animation State */
.paused * {
    animation-play-state: paused !important;
    transition: none !important;
}

/* Print Styles */
@media print {
    .navbar, .breadcrumb, footer {
        display: none !important;
    }
    
    * {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
    }
} 


/* Team Social Links - Elegant Style */
.team-social-links {
    margin-top: 24px;
    padding: 18px 0;
}

.social-icons-grid {
    display: flex;
    gap: 16px;
    justify-content: center;
    align-items: center;
}

.social-link {
    display: inline-flex;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 17px;
    transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
    color: white;
}

.facebook-link {
    background: rgba(24, 119, 242, 0.9);
}

.facebook-link:hover {
    background: rgba(24, 119, 242, 1);
    box-shadow: 0 8px 30px rgba(24, 119, 242, 0.4);
}

.linkedin-link {
    background: rgba(10, 102, 194, 0.9);
}

.linkedin-link:hover {
    background: rgba(10, 102, 194, 1);
    box-shadow: 0 8px 30px rgba(10, 102, 194, 0.4);
}

.x-link {
    background: rgba(0, 0, 0, 0.9);
    position: relative;
}

.x-link::after {
    content: '𝕏';
    font-weight: bold;
    font-size: 19px;
    z-index: 2;
    position: relative;
}

.x-link:hover {
    background: rgba(0, 0, 0, 1);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.x-link i {
    display: none;
}

@media (max-width: 768px) {
    .social-icons-grid {
        gap: 12px;
    }
    
    .social-link {
        width: 40px;
        height: 40px;
        font-size: 15px;
    }
}