:root {
    --primary-color: #4a5d63;
    --secondary-color: #8b9a9f;
    --accent-color: #d4c5b8;
    --text-primary: #2c3e50;
    --text-secondary: #5a6c7d;
    --text-light: #ffffff;
    --bg-primary: #ffffff;
    --bg-secondary: #f8f7f5;
    --bg-dark: #3a4a52;
    --shadow-soft: 0 4px 20px rgba(74, 93, 99, 0.08);
    --shadow-medium: 0 8px 30px rgba(74, 93, 99, 0.12);
    --shadow-strong: 0 12px 40px rgba(74, 93, 99, 0.16);
    --border-radius-sm: 4px;
    --border-radius-md: 6px;
    --border-radius-lg: 8px;
    --spacing-xs: 1.2rem;
    --spacing-sm: 2.4rem;
    --spacing-md: 4.5rem;
    --spacing-lg: 5.2rem;
    --spacing-xl: 7.0rem;
    --transition: all 0.45s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.27s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    font-size: 17px;
    line-height: 1.75;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.01em;
    color: var(--text-primary);
    font-family: 'Georgia', serif;
}

h1 {
    font-size: clamp(2.4rem, 5vw, 4.2rem);
    margin-bottom: var(--spacing-sm);
}

h2 {
    font-size: clamp(1.9rem, 4vw, 3.2rem);
    margin-bottom: var(--spacing-sm);
}

h3 {
    font-size: clamp(1.4rem, 3vw, 2.3rem);
    margin-bottom: var(--spacing-xs);
}

p {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius-md);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section {
    padding: var(--spacing-lg) 0;
}

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

.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: var(--text-light);
}

.section-dark p {
    color: rgba(255, 255, 255, 0.9);
}

header {
    background-color: var(--bg-primary);
    box-shadow: var(--shadow-soft);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-xs) 0;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: 'Georgia', serif;
}

nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
}

nav a {
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

nav a:hover {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
}

.burger-menu {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 4px;
}

.burger-menu span {
    width: 25px;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.hero {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.hero h1 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-light);
}

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

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

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

.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.grid-2 > div,
.grid-3 > div,
.grid-4 > div {
    display: flex;
    flex-direction: column;
}

.grid-2 img,
.grid-3 img,
.grid-4 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius-lg);
}

.grid-2 > div > img,
.grid-3 > div > img,
.grid-4 > div > img {
    flex: 1;
    min-height: 0;
}

.grid-2 > div > .grid,
.grid-3 > div > .grid,
.grid-4 > div > .grid {
    flex: 1;
    display: grid;
    align-items: stretch;
}

.grid-2 > div > .grid > div,
.grid-3 > div > .grid > div,
.grid-4 > div > .grid > div {
    display: flex;
    flex-direction: column;
}

.card {
    background-color: var(--bg-primary);
    padding: var(--spacing-md) 10px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.card p {
    flex-grow: 1;
}

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

.card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-xs);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.service-card {
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.service-card h3 {
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

.service-card p {
    color: rgba(255, 255, 255, 0.85);
    flex-grow: 1;
}

.section-dark .card h4,
.section-dark .card p {
    color: #000000;
}

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

.mb-sm {
    margin-bottom: var(--spacing-sm);
}

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

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

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

form label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

form input,
form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--secondary-color);
    border-radius: var(--border-radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

form input:focus,
form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 93, 99, 0.1);
}

form textarea {
    resize: vertical;
    min-height: 150px;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.checkbox-group label {
    margin-bottom: 0;
    font-weight: normal;
}

footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: var(--spacing-lg) 0 var(--spacing-sm);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-section h4 {
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--text-light);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

.thankyou-content {
    max-width: 600px;
    margin: var(--spacing-xl) auto;
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
}

.content-section {
    margin-bottom: var(--spacing-lg);
}

.content-section h2 {
    margin-top: var(--spacing-lg);
}

.content-section h3 {
    margin-top: var(--spacing-md);
}

@media (max-width: 768px) {
    .burger-menu {
        display: flex;
    }

    nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-primary);
        box-shadow: var(--shadow-medium);
        display: none;
    }

    nav.active {
        display: block;
    }

    nav ul {
        flex-direction: column;
        padding: var(--spacing-sm);
        gap: 0;
    }

    nav a {
        display: block;
        padding: 1rem;
        border-bottom: 1px solid var(--bg-secondary);
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .hero {
        padding: var(--spacing-md) 0;
    }

    .section {
        padding: var(--spacing-md) 0;
    }

    .thankyou-content {
        padding-left: 10px;
        padding-right: 10px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .header-content {
        padding: 0 1rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    .btn {
        padding: 0.875rem 2rem;
        font-size: 0.95rem;
    }
}