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

:root {
    /* Color Palette from LUMIERAFINAL.pdf */
    --deep-navy: #0F1C3F;
    --gold-beige: #B89B68;
    --pure-white: #FFFFFF;
    --cool-gray: #F2F2F2;
    --blush-pink: #F9E8E8;
    
    /* Typography */
    --font-primary: 'Open Sans', sans-serif;
    --font-heading: 'Montserrat', sans-serif;
    
    /* Accessibility-focused font sizes */
    --font-size-small: 18px;
    --font-size-base: 20px;
    --font-size-large: 22px;
    --font-size-h3: 28px;
    --font-size-h2: 36px;
    --font-size-h1: 48px;
    --font-size-hero: 56px;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--deep-navy);
    color: var(--pure-white);
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
    font-size: var(--font-size-base);
}

.skip-link:focus {
    top: 6px;
}

/* Base Typography */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--deep-navy);
    background-color: var(--pure-white);
    letter-spacing: 0.5px;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.5px;
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-large); }

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 28, 63, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: var(--transition-normal);
}

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

.logo h1 {
    color: var(--pure-white);
    font-size: var(--font-size-large);
    margin-bottom: 0;
}

.logo .tagline {
    color: var(--gold-beige);
    font-size: var(--font-size-small);
    margin: 0;
}

/* Navigation */
.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-menu a {
    color: var(--pure-white);
    text-decoration: none;
    font-size: var(--font-size-base);
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    transition: var(--transition-fast);
    min-height: 44px;
    display: flex;
    align-items: center;
}

.nav-menu a:hover,
.nav-menu a:focus {
    background-color: var(--gold-beige);
    color: var(--deep-navy);
    outline: 2px solid var(--gold-beige);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
    align-items: center;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--pure-white);
    margin: 3px 0;
    transition: var(--transition-fast);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--deep-navy);
    min-width: 200px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-normal);
    list-style: none;
    padding: var(--spacing-sm) 0;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 0;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--deep-navy) 0%, #1a2f5a 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

#hero-3d-container {
    width: 100%;
    height: 100%;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--pure-white);
    max-width: 900px;
    padding: 0 var(--spacing-md);
}

.hero-title {
    font-size: var(--font-size-hero);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-title .highlight {
    color: var(--gold-beige);
    position: relative;
}

.hero-subtitle {
    font-size: var(--font-size-large);
    color: var(--gold-beige);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.hero-description {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Call to Action Buttons */
.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-primary,
.cta-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition-normal);
    min-height: 56px;
    min-width: 200px;
    border: 2px solid transparent;
}

.cta-primary {
    background: var(--gold-beige);
    color: var(--deep-navy);
    border-color: var(--gold-beige);
}

.cta-primary:hover,
.cta-primary:focus {
    background: transparent;
    color: var(--gold-beige);
    border-color: var(--gold-beige);
    outline: 2px solid var(--gold-beige);
    outline-offset: 2px;
}

.cta-secondary {
    background: transparent;
    color: var(--pure-white);
    border-color: var(--pure-white);
}

.cta-secondary:hover,
.cta-secondary:focus {
    background: var(--pure-white);
    color: var(--deep-navy);
    outline: 2px solid var(--pure-white);
    outline-offset: 2px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--pure-white);
    font-size: var(--font-size-small);
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--gold-beige);
    margin: var(--spacing-xs) auto;
    position: relative;
    animation: scroll-bounce 2s infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 8px solid var(--gold-beige);
}

@keyframes scroll-bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* Key Points Section */
.key-points {
    padding: var(--spacing-xxl) 0;
    background: var(--cool-gray);
}

.points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.point-card {
    background: var(--pure-white);
    padding: var(--spacing-xl);
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(15, 28, 63, 0.1);
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.point-card:hover,
.point-card:focus-within {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(15, 28, 63, 0.15);
    border-color: var(--gold-beige);
}

.point-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    display: block;
}

.point-card h3 {
    color: var(--deep-navy);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-h3);
}

.point-card p {
    color: var(--deep-navy);
    font-size: var(--font-size-base);
    line-height: 1.6;
}

/* About Section */
.about-section {
    padding: var(--spacing-xxl) 0;
    background: var(--pure-white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-header h2 {
    color: var(--deep-navy);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: var(--font-size-large);
    color: var(--deep-navy);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.about-text p {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.differentiators {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.diff-item h4 {
    color: var(--gold-beige);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-large);
}

.diff-item p {
    font-size: var(--font-size-base);
    line-height: 1.6;
}

/* Visual Placeholder */
.about-visual {
    position: relative;
    height: 400px;
    background: linear-gradient(135deg, var(--cool-gray) 0%, var(--blush-pink) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.floating-element {
    position: absolute;
    font-size: 64px;
    opacity: 0.7;
    animation: float 3s ease-in-out infinite;
}

.floating-element:nth-child(1) { top: 20%; left: 20%; animation-delay: 0s; }
.floating-element:nth-child(2) { top: 50%; right: 20%; animation-delay: 1s; }
.floating-element:nth-child(3) { bottom: 20%; left: 50%; animation-delay: 2s; }

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-xxl) 0;
    background: var(--deep-navy);
    color: var(--pure-white);
}

.contact-section .section-header h2,
.contact-section .section-subtitle {
    color: var(--pure-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xxl);
    margin-top: var(--spacing-xl);
}

/* Form Styles */
.consultation-form {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-xl);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    font-size: var(--font-size-base);
    color: var(--pure-white);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--pure-white);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    transition: var(--transition-fast);
    min-height: 48px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold-beige);
    background: rgba(255, 255, 255, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.info-item h4 {
    color: var(--gold-beige);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-large);
}

.info-item p {
    font-size: var(--font-size-base);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

/* Footer */
.footer {
    background: var(--deep-navy);
    color: var(--pure-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3,
.footer-section h4 {
    color: var(--gold-beige);
    margin-bottom: var(--spacing-md);
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: var(--pure-white);
    text-decoration: none;
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
    padding: var(--spacing-xs) 0;
    display: inline-block;
}

.footer-section a:hover,
.footer-section a:focus {
    color: var(--gold-beige);
    outline: 1px solid var(--gold-beige);
    outline-offset: 2px;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-links a {
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-lg);
    text-align: center;
}

/* Responsive Design */

/* Tablet Styles (768px - 1023px) */
@media (max-width: 1023px) {
    :root {
        --font-size-hero: 48px;
        --font-size-h1: 42px;
        --font-size-h2: 32px;
        --font-size-h3: 26px;
        --font-size-large: 20px;
        --font-size-base: 19px;
        --font-size-small: 17px;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .points-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

/* Mobile Styles (320px - 767px) */
@media (max-width: 767px) {
    :root {
        --font-size-hero: 36px;
        --font-size-h1: 32px;
        --font-size-h2: 28px;
        --font-size-h3: 24px;
        --font-size-large: 19px;
        --font-size-base: 18px;
        --font-size-small: 16px;
        
        --spacing-xxl: 48px;
        --spacing-xl: 32px;
        --spacing-lg: 24px;
        --spacing-md: 16px;
        --spacing-sm: 12px;
        --spacing-xs: 8px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Mobile Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--deep-navy);
        flex-direction: column;
        padding: var(--spacing-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
        gap: var(--spacing-sm);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu a {
        padding: var(--spacing-md);
        border-radius: 8px;
        text-align: center;
        min-height: 48px;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: rgba(255, 255, 255, 0.1);
        margin-top: var(--spacing-sm);
    }
    
    /* Hero Section Mobile */
    .hero {
        min-height: 100vh;
        padding-top: 100px;
        text-align: center;
    }
    
    .hero-title {
        line-height: 1.3;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-primary,
    .cta-secondary {
        width: 100%;
        max-width: 300px;
    }
    
    /* Points Grid Mobile */
    .points-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .point-card {
        padding: var(--spacing-lg);
    }
    
    /* About Section Mobile */
    .about-visual {
        height: 250px;
    }
    
    .floating-element {
        font-size: 48px;
    }
    
    /* Contact Form Mobile */
    .consultation-form {
        padding: var(--spacing-lg);
    }
    
    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .social-links {
        justify-content: center;
    }
}

/* Large Desktop (1441px+) */
@media (min-width: 1441px) {
    :root {
        --font-size-hero: 64px;
        --font-size-h1: 56px;
        --font-size-h2: 42px;
        --font-size-h3: 32px;
        --font-size-large: 24px;
        --font-size-base: 22px;
        --font-size-small: 20px;
    }
    
    .container {
        max-width: 1400px;
    }
    
    .hero-content {
        max-width: 1000px;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --deep-navy: #000000;
        --pure-white: #FFFFFF;
        --gold-beige: #FFD700;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-arrow {
        animation: none;
    }
    
    .floating-element {
        animation: none;
    }
}

/* Focus Styles for Better Accessibility */
*:focus {
    outline: 2px solid var(--gold-beige);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .hero-background,
    .scroll-indicator {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: black;
        background: white;
    }
    
    .hero {
        min-height: auto;
        padding: 20pt 0;
        background: white;
        color: black;
    }
}