:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #e94560;
    --text-light: #f5f5f5;
    --text-dark: #333;
    --text-gray: #666;
    --background-light: #ffffff;
    --background-gray: #f8f9fa;
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --max-width: 1200px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-light);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
header {
    background-color: var(--background-light);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 50; /* Reduced z-index to prevent overlay issues */
}

.navbar {
    padding: 1rem 0;
}

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

.logo h1 {
    font-size: 1.8rem;
    color: var(--primary-color);
    font-weight: 700;
    letter-spacing: -0.5px;
}

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

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

.nav-menu a:hover {
    color: var(--accent-color);
}

/* Language Selector */
.language-selector {
    display: flex;
    gap: 0.5rem;
    margin-left: 2rem;
}

.lang-btn {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    display: inline-block;
}

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

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--text-light);
    padding: 8rem 0;
    text-align: center;
}

.hero-content h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--text-light);
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(233, 69, 96, 0.3);
}

/* Services Section */
.services {
    padding: 5rem 0;
    background-color: var(--background-gray);
}

.services h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

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

.service-card {
    background-color: var(--background-light);
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

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

.service-card p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* Service Icons */
.service-icon {
    text-align: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 3rem;
    color: var(--accent-color);
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon i {
    transform: scale(1.1);
}

/* Philosophy Section */
.philosophy {
    padding: 5rem 0;
}

.philosophy h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.philosophy-intro {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 800px;
    margin: 0 auto 3rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.value-card {
    text-align: center;
    padding: 2rem;
}

.value-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.value-card p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* Value Icons */
.value-icon {
    text-align: center;
    margin-bottom: 1.5rem;
}

.value-icon i {
    font-size: 2.5rem;
    color: var(--primary-color);
    transition: color 0.3s ease, transform 0.3s ease;
}

.value-card:hover .value-icon i {
    color: var(--accent-color);
    transform: scale(1.1);
}

.philosophy-quote {
    background-color: var(--background-gray);
    padding: 2rem;
    border-left: 4px solid var(--accent-color);
    margin: 3rem auto;
    max-width: 800px;
}

.philosophy-quote p {
    font-style: italic;
    font-size: 1.2rem;
    color: var(--text-dark);
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background-color: var(--background-light);
}

.contact h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.contact-intro {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
}

/* Contact Header */
.contact-header {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-icon {
    margin-bottom: 1.5rem;
}

.contact-icon i {
    font-size: 3.5rem;
    color: var(--accent-color);
    transition: transform 0.3s ease;
}

.contact-icon:hover i {
    transform: scale(1.1) rotate(10deg);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--background-light);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: var(--card-shadow);
    position: relative;
    z-index: 10; /* Ensure form is above any potential overlays */
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
    background-color: var(--background-light);
    color: var(--text-dark);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

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

.submit-button {
    background-color: var(--accent-color);
    color: var(--text-light);
    padding: 1rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
    width: 100%;
}

.submit-button:hover {
    background-color: #d63851;
    transform: translateY(-2px);
}

.submit-button:active {
    transform: translateY(0);
}

.submit-button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
    transform: none;
}

.submit-button:disabled:hover {
    background-color: #ccc;
    transform: none;
}

.form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 4px;
    text-align: center;
    display: none;
}

.form-status.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-status.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

.form-status.sending {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
    display: block;
}

/* Focus states for better accessibility */
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.1);
}

/* Loading state animation */
@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.submit-button:disabled {
    animation: pulse 1.5s infinite;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 2rem 0;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar .container {
        flex-wrap: wrap;
    }
    
    .nav-menu {
        gap: 1rem;
        font-size: 0.9rem;
    }
    
    .language-selector {
        margin-left: auto;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .services h2,
    .philosophy h2,
    .contact h2 {
        font-size: 2rem;
    }
    
    .services-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        gap: 0.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .language-selector {
        margin-left: 0;
        margin-top: 0.5rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .cta-button {
        padding: 0.8rem 1.5rem;
    }
    
    /* Disable header behavior on mobile */
    header {
        position: static !important;
        transform: none !important;
        z-index: 1 !important;
    }
    
    /* Mobile form fixes */
    .form-group input,
    .form-group textarea {
        font-size: 16px; /* Prevents zoom on iOS */
        -webkit-appearance: none;
        -webkit-border-radius: 4px;
        background-color: var(--background-light);
        opacity: 1; /* Ensure visibility */
        pointer-events: auto; /* Ensure interactivity */
        position: relative;
        z-index: 100; /* Ensure inputs are on top */
    }
    
    .form-group input:focus,
    .form-group textarea:focus {
        border-color: var(--accent-color);
        background-color: var(--background-light);
        opacity: 1;
    }
    
    /* Specific iOS fixes */
    .form-group input:disabled,
    .form-group textarea:disabled {
        background-color: #f5f5f5;
        opacity: 0.6;
    }
    
    .contact-form {
        padding: 2rem 1rem;
        position: relative;
        z-index: 100; /* Ensure form is on top */
    }
    
    .submit-button {
        font-size: 16px; /* Prevents zoom on iOS */
        min-height: 44px; /* iOS touch target size */
        position: relative;
        z-index: 100;
    }
    
    /* Ensure contact section is above any overlays */
    .contact {
        position: relative;
        z-index: 10;
    }
    
    /* Remove mobile overlay menu completely */
    .mobile-overlay-menu,
    div.mobile-overlay-menu {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        pointer-events: none !important;
        position: absolute !important;
        left: -9999px !important;
    }
}