/* ===================================
   Global Styles
   =================================== */

:root {
    --primary-color: #1e3a8a;
    --secondary-color: #0ea5e9;
    --accent-color: #fbbf24;
    --dark-bg: #0f172a;
    --light-bg: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #94a3b8;
    --border-color: #e2e8f0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-dark);
    background-color: #fff;
    line-height: 1.6;
}

/* ===================================
   Navigation
   =================================== */

.navbar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-bg) 100%) !important;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-size: 1.8rem;
    font-weight: 700;
}

.logo-text {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    letter-spacing: 1px;
}

.nav-link {
    font-weight: 500;
    margin-left: 1.5rem;
    transition: color 0.3s ease;
}

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

/* ===================================
   Hero Section
   =================================== */

.hero-section {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-color) 100%);
    color: white;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 500px;
    height: 500px;
    background: rgba(14, 165, 233, 0.1);
    border-radius: 50%;
    z-index: 1;
}

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

.hero-title {
    font-family: 'Poppins', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 500px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-color) 100%);
    border: none;
    padding: 12px 40px;
    font-weight: 600;
    border-radius: 50px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.4);
    color: white;
}

/* ===================================
   About Section
   =================================== */

.about-section {
    background-color: var(--light-bg);
}

.section-title {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.section-text {
    font-size: 1.1rem;
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-item h4 {
    font-family: 'Poppins', sans-serif;
    font-size: 2rem;
    color: var(--secondary-color);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-light);
    font-weight: 500;
}

/* ===================================
   Services Section
   =================================== */

.services-section {
    background-color: white;
}

.service-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(14, 165, 233, 0.15);
    border-color: var(--secondary-color);
}

.service-card .card-img-top {
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.card-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.card-text {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.card-body {
    padding: 1.5rem;
}

/* ===================================
   Contact Section
   =================================== */

.contact-section {
    background: linear-gradient(135deg, var(--light-bg) 0%, white 100%);
}

.contact-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-top: 4px solid transparent;
    border-top-color: var(--secondary-color);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(14, 165, 233, 0.15);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-card h5 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.contact-card p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.contact-card a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-card a:hover {
    color: var(--accent-color);
}

/* ===================================
   Modal Styles
   =================================== */

.modal-content {
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border: none;
}

.modal-title {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

.form-control {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(14, 165, 233, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* ===================================
   Footer
   =================================== */

.footer {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-color) 100%) !important;
    margin-top: 5rem;
}

.footer h5 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--accent-color);
}

.footer hr {
    border-color: rgba(255, 255, 255, 0.2);
    margin: 2rem 0;
}

/* ===================================
   Utility Classes
   =================================== */

.img-fluid {
    max-width: 100%;
    height: auto;
}

.shadow {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.rounded-lg {
    border-radius: 12px;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .hero-section {
        padding: 60px 0;
    }

    .about-section,
    .services-section,
    .contact-section {
        padding: 3rem 0;
    }

    .stat-item {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .navbar-brand {
        font-size: 1.4rem;
    }

    .nav-link {
        margin-left: 0;
        padding: 0.5rem 0;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .contact-card {
        margin-bottom: 1.5rem;
    }
}