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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    line-height: 1.2;
}

p {
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
    font-size: 16px;
}

.btn-primary {
    background-color: #2563eb;
    color: white;
}

.btn-primary:hover {
    background-color: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* Header */
.header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: #2563eb;
    font-size: 1.8rem;
    font-weight: 700;
}

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

.nav-link {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #2563eb;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    padding: 150px 0 100px;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-btn {
    font-size: 1.1rem;
    padding: 15px 40px;
    background-color: #fff;
    color: #2563eb;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-btn:hover {
    background-color: #f8fafc;
    color: #1d4ed8;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* Services Section */
.services {
    background-color: #f9fafb;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background-color: #2563eb;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.service-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1f2937;
}

.service-description {
    color: #6b7280;
    line-height: 1.6;
}

/* Trust Section */
.trust-section {
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    color: white;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.trust-item {
    text-align: center;
}

.trust-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background-color: #2563eb;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.trust-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.trust-description {
    opacity: 0.9;
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
    background-color: #f9fafb;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-3px);
}

.testimonial-stars {
    color: #fbbf24;
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.testimonial-text {
    font-style: italic;
    color: #4b5563;
    margin-bottom: 25px;
    line-height: 1.7;
}

.testimonial-author {
    border-top: 1px solid #e5e7eb;
    padding-top: 20px;
}

.author-name {
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 5px;
}

.author-location {
    color: #6b7280;
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    background: white;
}

.contact-form-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-form {
    background: #f9fafb;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #374151;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e5e7eb;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.error-message {
    color: #dc2626;
    font-size: 0.9rem;
    margin-top: 5px;
    display: block;
}

.submit-btn {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
    margin-top: 10px;
}

.btn-loading {
    display: none;
}

/* Footer */
.footer {
    background-color: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    color: #2563eb;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-description {
    color: #d1d5db;
    line-height: 1.6;
}

.footer-list {
    list-style: none;
    display: flex;
    gap: 30px;
}

.footer-link {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #2563eb;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    text-align: center;
}

.copyright {
    color: #9ca3af;
    font-size: 0.9rem;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }

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

    .nav-list {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

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

    section {
        padding: 60px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .trust-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .contact-form {
        padding: 30px 20px;
    }

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

    .footer-list {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

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

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

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

    .service-card,
    .testimonial-card {
        padding: 30px 20px;
    }

    .contact-form {
        padding: 25px 15px;
    }
}

/* Form validation states */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #dc2626;
}

.form-group input.success,
.form-group select.success,
.form-group textarea.success {
    border-color: #10b981;
}

/* Loading state */
.btn.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn.loading .btn-text {
    display: none;
}

.btn.loading .btn-loading {
    display: inline-block;
}