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

:root {

    --color-primary: #000000;
    --color-secondary: #1a1a1a;
    --color-text: #1a1a1a;
    --color-text-light: #666666;
    --color-bg: #ffffff;
    --color-bg-light: #f8f8f8;
    --color-border: #e5e5e5;

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    line-height: 1.6;
}

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

.header {
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo-img {
    height: 75px;
    width: auto;
    display: block;
}

.logo:hover {
    opacity: 0.7;
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
    align-items: center;
}

.nav-link {
    color: var(--color-text-light);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link-cta {
    background-color: var(--color-primary);
    color: var(--color-bg);
    padding: 0.5rem 1.25rem;
    border-radius: 4px;
}

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

.hero {
    min-height: 60vh;
    display: flex;
    align-items: center;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.section {
    padding: var(--spacing-xl) 0;
    border-top: 1px solid var(--color-border);
}

.section-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.section-title {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: lowercase;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.philosophy-quote {
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: var(--spacing-md);
    font-style: italic;
    color: var(--color-primary);
}

.philosophy-text {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-text);
}

.philosophy-text p {
    margin-bottom: 0.6rem;
}

.philosophy-text p:last-child {
    margin-bottom: 0;
}

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

.work-card {
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.work-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.work-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background-color: var(--color-bg-light);
}

.work-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.work-content {
    padding: var(--spacing-md);
}

.work-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--color-primary);
}

.work-card-text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    max-width: 900px;
    margin-inline: auto;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.service-list {
    list-style: none;
    padding: 0;
}

.service-list li {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
}

.service-list li:last-child {
    margin-bottom: 0;
}

.service-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-text-light);
    font-weight: 600;
}

.contact-intro {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

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

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

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text);
    text-transform: lowercase;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-family: var(--font-main);
    color: var(--color-text);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input::placeholder {
    color: var(--color-text-light);
    opacity: 0.6;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

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

.form-button {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-main);
    color: var(--color-bg);
    background-color: var(--color-primary);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.form-button:hover {
    background-color: var(--color-secondary);
}

.form-button:active {
    transform: scale(0.98);
}

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

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-primary);
}

.mobile-menu-backdrop {
    display: none;
}

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

    .mobile-menu-backdrop {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 998;
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .mobile-menu-backdrop.active {
        display: block;
        opacity: 1;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--color-bg);
        box-shadow: -2px 0 8px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
        z-index: 999;
        padding: 4rem 2rem;
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: flex-start;
    }

    .nav-link {
        font-size: 1.25rem;
    }

    .work-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

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

    .philosophy-quote {
        font-size: 1.5rem;
    }
}