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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: #000;
    padding: 20px 0;
    position: relative;
    z-index: 1000;
}

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

.logo img {
    height: 40px;
    filter: invert(1);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    margin: 0;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 1px;
    transition: opacity 0.3s ease;
}

.nav-menu a:hover {
    opacity: 0.7;
}

/* Hero Section */
.hero {
    background: #000;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0;
}

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

.hero-title {
    font-size: clamp(80px, 15vw, 200px);
    font-weight: 900;
    color: white;
    letter-spacing: 10px;
    line-height: 1;
}

/* About Section */
.about-section {
    background: white;
    padding: 80px 0;
}

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

.about-text {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 60px;
    text-align: justify;
}

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

.main-logo {
    max-width: 300px;
    height: auto;
    opacity: 0.8;
}

/* Forms Section */
.forms-section {
    background: #f8f8f8;
    padding: 80px 0;
}

.forms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 60px;
}

.form-column h2 {
    font-size: 24px;
    font-weight: 700;
    color: #000;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.form-subtitle {
    color: #666;
    margin-bottom: 30px;
    font-size: 14px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 0;
    font-size: 14px;
    font-family: inherit;
    background: white;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #000;
}

.contact-form textarea {
    resize: vertical;
    min-height: 100px;
}

.file-upload {
    position: relative;
}

.file-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    border: 1px solid #ddd;
    background: white;
    cursor: pointer;
    transition: border-color 0.3s ease;
    font-size: 14px;
    color: #666;
}

.file-label:hover {
    border-color: #000;
}

.upload-icon {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

.file-upload input[type="file"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.form-btn {
    background: #000;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.form-btn:hover {
    background: #333;
    transform: translateY(-1px);
}

/* Footer */
.footer {
    background: #000;
    color: white;
    padding: 80px 0 40px;
}

.footer-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 50px;
    letter-spacing: 2px;
}

.offices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.office h3 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.office p {
    font-size: 12px;
    color: #ccc;
    line-height: 1.6;
}

.footer-links {
    margin-bottom: 40px;
}

.footer-links a {
    color: white;
    text-decoration: underline;
    font-size: 14px;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 0.7;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 30px;
    font-size: 10px;
    color: #999;
    line-height: 1.6;
}

.footer-bottom a {
    color: #999;
    text-decoration: underline;
}

.footer-bottom a:hover {
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        gap: 20px;
    }
    
    .nav-menu a {
        font-size: 12px;
    }
    
    .hero {
        min-height: 60vh;
        padding: 50px 0;
    }
    
    .hero-title {
        letter-spacing: 5px;
    }
    
    .about-section {
        padding: 50px 0;
    }
    
    .about-text {
        font-size: 14px;
        text-align: left;
    }
    
    .forms-section {
        padding: 50px 0;
    }
    
    .forms-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer {
        padding: 50px 0 30px;
    }
    
    .footer-title {
        font-size: 32px;
    }
    
    .offices-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .logo img {
        height: 30px;
    }
    
    .nav-menu {
        gap: 15px;
    }
    
    .hero-title {
        letter-spacing: 2px;
    }
    
    .forms-grid {
        grid-template-columns: 1fr;
    }
    
    .form-column h2 {
        font-size: 20px;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Form validation styles */
.contact-form input:invalid,
.contact-form textarea:invalid {
    border-color: #e74c3c;
}

.contact-form input:valid,
.contact-form textarea:valid {
    border-color: #27ae60;
}

/* Animation classes */
.fade-in {
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}