@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --accent-color: #06b6d4;
    --text-dark: rgb(20, 20, 20);
    --logo-color: rgb(20, 20, 20);
    --list-border-color: #e5e7eb;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --white: #ffffff;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --spacing: 0.5rem;
    --spacing2x: 1rem;
    --spacing3x: 1.5rem;
    --spacing4x: 2rem;
    --spacing8x: 4rem;
}

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

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

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

header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing2x) 0;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--logo-color);
    text-decoration: none;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
}

main {
    margin-top: 60px;
}

.hero {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
    padding: var(--spacing8x) 0;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing4x);
    color: var(--text-dark);
}

.hero p {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: var(--spacing4x);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 80px 0;
}

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease;
}

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

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

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

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

.value-section {
    background: var(--bg-light);
    padding: var(--spacing8x) 0;
    text-align: center;
}

.value-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing4x);
    color: var(--text-dark);
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

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

.value-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-color);
    display: block;
}

.value-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-top: 0.5rem;
}

footer {
    background: var(--text-dark);
    color: var(--white);
    text-align: center;
    padding: var(--spacing4x) 0;
}

.page-header {
    background: var(--bg-light);
    padding: var(--spacing8x) 0;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-dark);
}

.content-section {
    padding: var(--spacing8x) 0;
}

.content-section h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: var(--spacing4x);
    color: var(--text-dark);
}

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

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: var(--spacing3x);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing);
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    transition: border-color 0.3s ease;
    font-size: 0.9rem;
}

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

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

.form-group select {
    width: 100%; 
    padding: 12px; 
    border: 2px solid #e5e7eb; 
    border-radius: 8px;
    background: url(data:image/svg+xml;base64,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) no-repeat 98% 50%;
    -moz-appearance: none; 
    -webkit-appearance: none; 
    appearance: none;
    font-size: 0.9rem;
}

.form-success {
    padding: var(--spacing);
    border: 1px solid #10b981;
    color: #047857;
    border-radius: 8px; 
    text-align: center;
    margin-bottom: var(--spacing2x);
    p {
        margin-bottom: 0;
    }
    h3 {
        font-size: 1.1rem;
    }
}

.form-error {
    padding: var(--spacing);
    border: 1px solid #ef4444;
    color: #dc2626;
    border-radius: 8px; 
    text-align: center;
    margin-bottom: var(--spacing2x);
    p {
        margin-bottom: 0;
    }
    h3 {
        font-size: 1.1rem;
    }
}

div.grid-list {
    display: grid;
    gap: var(--spacing4x);
    margin: var(--spacing4x) 0;
    div.grid-list-item {
        border-left: 4px solid var(--primary-color);
        padding-left: 1.5rem;
        h3 {
            i {
                margin-right: var(--spacing);
            }
        }
    }
}

ul.check-list {
    list-style: none;
    padding: 0;
    li {
        padding: 0.5rem 0;
        border-bottom: 1px solid var(--list-border-color);
        &:last-child {
            border-bottom: 0;
        }
        i {
            margin-right: var(--spacing);
        }
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        gap: 0;
        box-shadow: var(--shadow-lg);
        padding: 1rem 0;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        padding: 0.5rem 2rem;
    }
    
    .nav-links a {
        display: block;
        padding: 0.5rem 0;
    }
    
    .mobile-menu {
        display: flex;
    }
    
    .mobile-menu.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    nav {
        position: relative;
    }
    
    .hero {
        padding: 60px 0;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        padding: 60px 0;
    }
    
    .value-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content-section {
        padding: 60px 0;
    }
    
    .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .value-grid {
        grid-template-columns: 1fr;
    }
    
    .value-number {
        font-size: 2.5rem;
    }
    
    .page-header h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .content-section .container > div {
        grid-template-columns: 1fr !important;
        gap: 2rem !important;
    }
    .content-section .container > div > div:nth-child(2) {
        order: -1;
    }
}

