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

:root {
    /* Colors */
    --primary-color: #003366;
    --secondary-color: #0066CC;
    --accent-color: #FF6600;
    --dark-color: #1a1a1a;
    --light-color: #f8f9fa;
    --text-color: #333;
    --text-light: #666;
    --white: #ffffff;
    --border-color: #e0e0e0;
    
    /* Typography */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-max-width: 1200px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.2);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text-color);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo img {
    height: 50px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: var(--transition-fast);
}

.nav-link:hover::after {
    width: 100%;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    animation: fadeInUp 0.8s ease;
}

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

.hero-title {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #e55a00;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:disabled {
    background-color: #999;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.7;
}

.btn-primary:disabled:hover {
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-color);
}

/* Section Styles */
section {
    padding: var(--section-padding);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--accent-color);
    border-radius: 2px;
}

/* Services Section */
.services {
    background-color: var(--light-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border-top: 4px solid var(--secondary-color);
}

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

.service-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.service-features li i {
    color: var(--accent-color);
    font-size: 0.875rem;
}

/* Process Section */
.process {
    background-color: var(--white);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.process-step {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 50%;
}

.step-content h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-light);
}

/* Audience Section */
.audience {
    background-color: var(--light-color);
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.audience-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

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

.audience-card i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.audience-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.audience-card p {
    color: var(--text-light);
}

/* Promise Section */
.promise {
    background-color: var(--white);
}

.promise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.promise-card {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 10px;
    transition: var(--transition-normal);
}

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

.promise-card i {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.promise-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

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

/* Contact Section */
.contact {
    background-color: var(--light-color);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 1.75rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-top: 0.25rem;
}

.contact-item strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.contact-item a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

.contact-item a:hover {
    color: var(--secondary-color);
}

.contact-form-wrapper {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

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

.form-group input,
.form-group textarea {
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.footer-section p {
    color: #ccc;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background-color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444;
    color: #999;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition-normal);
        box-shadow: var(--shadow-md);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1rem 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .section-title {
        font-size: 2rem;
    }

    .services-grid,
    .process-steps,
    .audience-grid,
    .promise-grid {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

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

    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.875rem;
    }
}

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

/* Accessibility */
.nav-link:focus,
.btn:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

/* Loading Animation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Notification Messages */
.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    padding: 1.5rem 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    animation: slideIn 0.3s ease;
    max-width: 400px;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.notification.success {
    background-color: #4caf50;
    color: white;
}

.notification.error {
    background-color: #f44336;
    color: white;
}

.notification i {
    font-size: 1.5rem;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification.fadeOut {
    animation: slideOut 0.3s ease forwards;
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}