/* Professional Bootstrap + GSAP Enhanced CSS for Deep Enterprises */

:root {
    --primary: #319ddf;
    --primary-dark: #2c5aa0;
    --primary-light: #e8f4fd;
    --secondary: #30c39e;
    --dark: #2c3e50;
    --light: #f8f9fa;
    --success: #28a745;
    --info: #17a2b8;
    --warning: #ffc107;
    --danger: #dc3545;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-600: #6c757d;
    --gray-800: #495057;
    --gray-900: #212529;
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-heading: 'Poppins', sans-serif;
    --border-radius: 0.75rem;
    --border-radius-lg: 1rem;
    --box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --box-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Bootstrap Custom Properties Override */
.btn-primary {
    --bs-btn-color: #fff;
    --bs-btn-bg: var(--primary);
    --bs-btn-border-color: var(--primary);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--primary-dark);
    --bs-btn-hover-border-color: var(--primary-dark);
    --bs-btn-focus-shadow-rgb: 49, 157, 223;
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: var(--primary-dark);
    --bs-btn-active-border-color: var(--primary-dark);
}

/* Global Typography */
body {
    font-family: var(--font-family-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: var(--font-family-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--dark);
}

.display-1 { font-size: calc(1.625rem + 4.5vw); font-weight: 700; }
.display-2 { font-size: calc(1.575rem + 3.9vw); font-weight: 700; }
.display-3 { font-size: calc(1.525rem + 3.3vw); font-weight: 600; }
.display-4 { font-size: calc(1.475rem + 2.7vw); font-weight: 600; }

/* Professional Navigation */
.navbar {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar-brand {
    font-family: var(--font-family-heading);
    font-weight: 700;
    font-size: 1.8rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    margin: 0 0.25rem;
    transition: var(--transition);
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white) !important;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* Professional Buttons */
.btn {
    font-weight: 500;
    padding: 0.75rem 2rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.875rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    box-shadow: var(--box-shadow);
}

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

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline-primary:hover {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: var(--primary);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.5rem 1.5rem;
    font-size: 0.8rem;
}

/* Professional Cards */
.card {
    border: none;
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    overflow: hidden;
    background: var(--white);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-lg);
}

.card-img-top {
    transition: var(--transition);
}

.card:hover .card-img-top {
    transform: scale(1.05);
}

.card-body {
    padding: 1.5rem;
}

.card-title {
    font-family: var(--font-family-heading);
    font-weight: 600;
    color: var(--dark);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, rgba(49, 157, 223, 0.1), rgba(44, 90, 160, 0.1));
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../img/pattern.svg') repeat;
    opacity: 0.05;
    z-index: -1;
}

.hero-title {
    font-size: calc(2rem + 3vw);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* Section Styling */
.section {
    padding: 5rem 0;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--dark);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-600);
    text-align: center;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    border-radius: 2px;
    margin: 1rem auto 3rem;
}

/* Product Cards */
.product-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    height: 100%;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-lg);
}

.product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

.product-card:hover img {
    transform: scale(1.1);
}

.product-card-body {
    padding: 1.5rem;
    text-align: center;
}

.product-card-title {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark);
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    padding: 4rem 0;
}

.stat-item {
    text-align: center;
    padding: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Features Section */
.feature-item {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
    height: 100%;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark);
}

.feature-description {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 3rem 0 1rem;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--primary));
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
    display: block;
    padding: 0.25rem 0;
}

.footer-link:hover {
    color: var(--primary);
    text-decoration: none;
    transform: translateX(5px);
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
    color: var(--white);
}

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

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

.bg-light-gradient {
    background: linear-gradient(135deg, var(--light), var(--gray-100));
}

.border-gradient {
    border: 2px solid transparent;
    background: linear-gradient(white, white), linear-gradient(135deg, var(--primary), var(--secondary));
    background-clip: padding-box, border-box;
}

/* Animation Classes for GSAP */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
}

.rotate-in {
    opacity: 0;
    transform: rotate(-10deg) scale(0.9);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.8rem;
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .navbar-brand {
        font-size: 1.5rem;
    }
}