/* ==========================================
   WebCraft Solutions - Custom Styles
   Modern Bootstrap Homepage CSS
   ========================================== */

/* CSS Variables for Consistent Theming */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-gray: #ecf0f1;
    --dark-gray: #34495e;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.15);
    --transition-smooth: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--primary-color);
    overflow-x: hidden;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* ==========================================
   Navigation Styles
   ========================================== */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-light);
    transition: var(--transition-smooth);
    z-index: 1030;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
    transition: var(--transition-smooth);
}

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

.nav-link {
    font-weight: 500;
    color: var(--primary-color) !important;
    transition: var(--transition-smooth);
    position: relative;
    padding: 0.5rem 1rem !important;
}

.nav-link:hover {
    color: var(--secondary-color) !important;
}

/* Navigation Link Hover Effect */
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background: var(--secondary-color);
    transition: var(--transition-smooth);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    height: 100vh;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2072&q=80') center/cover;
    opacity: 0.3;
    z-index: -1;
}

.hero-content {
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.3s both;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.hero-buttons {
    animation: fadeInUp 1s ease 0.6s both;
}

.btn-hero {
    padding: 12px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition-smooth);
    text-decoration: none;
    display: inline-block;
}

.btn-primary-custom {
    background: var(--secondary-color);
    border: none;
    color: white;
}

.btn-primary-custom:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    color: white;
}

.btn-outline-custom {
    border: 2px solid white;
    color: white;
    background: transparent;
}

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

/* Floating Animation for Hero Icon */
.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% { 
        transform: translate(0, 0px); 
    }
    50% { 
        transform: translate(0, 15px); 
    }
}

/* ==========================================
   Section Styles
   ========================================== */
.section-padding {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
    position: relative;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--secondary-color);
    border-radius: 2px;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.8;
}

/* ==========================================
   About Section
   ========================================== */
.about {
    background: var(--light-gray);
}

.feature-card {
    text-align: center;
    padding: 2.5rem 2rem;
    border-radius: 15px;
    background: white;
    box-shadow: var(--shadow-light);
    transition: var(--transition-smooth);
    height: 100%;
    border: 1px solid rgba(0,0,0,0.05);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
    border-color: var(--secondary-color);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    transition: var(--transition-smooth);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    background: var(--gradient-secondary);
}

.feature-card h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--dark-gray);
    opacity: 0.8;
}

/* ==========================================
   Services Section
   ========================================== */
.services {
    background: white;
}

.service-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition-smooth);
    height: 100%;
    border: 1px solid #f8f9fa;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-secondary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-smooth);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    border-color: var(--secondary-color);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-secondary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    transition: var(--transition-smooth);
}

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

.service-card h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-card p {
    color: var(--dark-gray);
    opacity: 0.8;
    margin-bottom: 1rem;
}

.service-card ul li {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

/* ==========================================
   Portfolio Section
   ========================================== */
.portfolio {
    background: var(--light-gray);
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition-smooth);
    background: white;
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.portfolio-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(52, 152, 219, 0.9);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-smooth);
    backdrop-filter: blur(5px);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay h5 {
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.portfolio-overlay p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

/* ==========================================
   Testimonials Section
   ========================================== */
.testimonials {
    background: white;
}

.testimonial-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-light);
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
    transition: var(--transition-smooth);
    border: 1px solid rgba(0,0,0,0.05);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 4rem;
    color: var(--secondary-color);
    line-height: 1;
    font-weight: bold;
}

.client-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    object-fit: cover;
    border: 4px solid var(--secondary-color);
    transition: var(--transition-smooth);
}

.testimonial-card:hover .client-avatar {
    transform: scale(1.1);
    border-color: var(--accent-color);
}

.testimonial-card p {
    font-style: italic;
    color: var(--dark-gray);
    margin-bottom: 1rem;
    opacity: 0.9;
}

.testimonial-card h5 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

/* ==========================================
   Contact Section
   ========================================== */
.contact {
    background: var(--gradient-primary);
    color: white;
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1423666639041-f56000c27a9a?ixlib=rb-4.0.3&auto=format&fit=crop&w=2074&q=80') center/cover;
    opacity: 0.1;
    z-index: -1;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    border: 1px solid rgba(255,255,255,0.2);
}

.form-control {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    border-radius: 10px;
    transition: var(--transition-smooth);
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-control:focus {
    background: rgba(255, 255, 255, 0.3);
    border-color: white;
    color: white;
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.25);
}

.form-floating > label {
    color: rgba(255, 255, 255, 0.8);
}

.contact-info {
    margin-bottom: 2rem;
}

.contact-info i {
    opacity: 0.8;
    margin-bottom: 1rem;
}

.contact-info h5 {
    margin-bottom: 1rem;
    font-weight: 600;
}

.contact-info p {
    opacity: 0.9;
    margin-bottom: 0;
}

/* ==========================================
   Footer Styles
   ========================================== */
.footer {
    background: var(--primary-color);
    color: white;
    padding: 3rem 0 1rem;
}

.footer h5,
.footer h6 {
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer p,
.footer li {
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.footer a {
    color: white;
    transition: var(--transition-smooth);
}

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

.social-links a {
    display: inline-block;
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    color: white;
    text-align: center;
    line-height: 50px;
    border-radius: 50%;
    margin: 0 5px;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.social-links a:hover {
    background: white;
    color: var(--secondary-color);
    transform: translateY(-3px);
}

/* ==========================================
   Animations
   ========================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 40px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease;
}

/* Loading Animation for Images */
img {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img.loaded {
    opacity: 1;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 768px) {
    .hero {
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .feature-card,
    .service-card,
    .testimonial-card {
        margin-bottom: 2rem;
    }
    
    .portfolio-item img {
        height: 200px;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .social-links a {
        width: 45px;
        height: 45px;
        line-height: 45px;
        margin: 0 3px;
    }
}

@media (max-width: 576px) {
    .section-padding {
        padding: 60px 0;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
    }
    
    .btn-hero {
        padding: 10px 25px;
        font-size: 1rem;
        margin-bottom: 1rem;
        display: block;
        text-align: center;
    }
    
    .navbar-brand {
        font-size: 1.3rem;
    }
}

/* ==========================================
   Utility Classes
   ========================================== */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: var(--gradient-primary);
}

.bg-gradient-secondary {
    background: var(--gradient-secondary);
}

.shadow-custom {
    box-shadow: var(--shadow-medium);
}

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

/* Focus states for better accessibility */
.btn:focus,
.nav-link:focus,
.form-control:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.3);
        --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.4);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .floating {
        animation: none;
    }
}