:root {
    --primary-red: #cc0000;
    --dark-red: #990000;
    --light-red: #ffe5e5;
    --white: #ffffff;
    --gray: #f5f5f5;
    --sidebar-width: 300px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    background: var(--gray);
    line-height: 1.6;
}

.layout-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--dark-red);
    color: var(--white);
    padding: 20px;
    position: fixed;
    height: 100vh;
    display: flex;
    flex-direction: column;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
}

.sidebar-header {
    padding: 20px 0;
    border-bottom: 2px solid var(--primary-red);
    margin-bottom: 30px;
}

.sidebar-header h1 {
    font-size: 1.8rem;
    margin-bottom: 5px;
}

.subtitle {
    font-size: 0.9rem;
    color: var(--light-red);
}

.nav-items {
    flex: 1;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 15px;
    margin: 10px 0;
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    background: var(--primary-red);
    transform: translateX(5px);
}

.nav-link i {
    width: 30px;
    font-size: 1.2rem;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 40px;
}

.content-section {
    display: none;
    animation: fadeIn 0.5s ease;
}

.content-section.active {
    display: block;
}

.content-card {
    background: var(--white);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.service-item {
    text-align: center;
    padding: 25px;
    background: var(--gray);
    border-radius: 10px;
    transition: transform 0.3s ease;
}

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

.service-item i {
    font-size: 2.5rem;
    color: var(--primary-red);
    margin-bottom: 15px;
}

.hero-image {
    width: 100%;
    border-radius: 10px;
    margin: 20px 0;
}

.sidebar-footer {
    padding: 20px 0;
    border-top: 2px solid var(--primary-red);
}

.contact-box {
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 15px 0;
    padding: 10px;
    background: rgba(255,255,255,0.1);
    border-radius: 8px;
}

.contact-box i {
    font-size: 1.5rem;
}

.service-details {
    display: grid;
    gap: 30px;
    margin-top: 30px;
}

.service-category {
    padding: 20px;
    border-left: 4px solid var(--primary-red);
    background: var(--light-red);
    border-radius: 8px;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    margin-top: 30px;
}

.contact-form {
    background: var(--gray);
    padding: 25px;
    border-radius: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

button[type="submit"] {
    background: var(--primary-red);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease;
}

button[type="submit"]:hover {
    background: var(--dark-red);
}

@media (max-width: 768px) {
    .layout-wrapper {
        flex-direction: column;
    }

    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
    }

    .main-content {
        margin-left: 0;
        padding: 25px;
    }

    .nav-link {
        justify-content: center;
    }

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

ul {
    list-style: none;
    padding-left: 20px;
}

ul li {
    margin: 10px 0;
    position: relative;
}

ul li::before {
    content: "•";
    color: var(--primary-red);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}