:root {
    /* Color Palette */
    --color-primary: #0a1f44;
    --color-primary-light: #163266;
    --color-accent: #cfa144;
    --color-accent-hover: #b88a33;
    
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-text: #334155;
    --color-text-muted: #64748b;
    --color-white: #ffffff;
    --color-border: #e2e8f0;

    /* Spacing (8px grid) */
    --spacing-1: 8px;
    --spacing-2: 16px;
    --spacing-3: 24px;
    --spacing-4: 32px;
    --spacing-5: 40px;
    --spacing-6: 48px;
    --spacing-8: 64px;
    --spacing-10: 80px;
    --spacing-12: 96px;
    --spacing-16: 128px;
    
    /* Typography */
    --font-sans: 'Outfit', sans-serif;
    
    /* Animation */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

@media (prefers-reduced-motion: reduce) {
    *, ::before, ::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

.section {
    padding: var(--spacing-12) 0;
}

.bg-light {
    background-color: var(--color-bg-alt);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-size: 1rem;
    font-family: var(--font-sans);
}

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

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(207, 161, 68, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.btn-block {
    width: 100%;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: transparent;
    transition: all var(--transition-normal);
    z-index: 1000;
    padding: var(--spacing-3) 0;
}

.navbar.scrolled {
    background-color: rgba(10, 31, 68, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-2) 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

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

.logo {
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo .highlight {
    color: var(--color-accent);
}

.nav-links {
    display: flex;
    gap: var(--spacing-4);
    align-items: center;
}

.nav-links a:not(.btn) {
    color: var(--color-white);
    font-weight: 500;
    opacity: 0.9;
}

.nav-links a:not(.btn):hover {
    opacity: 1;
    color: var(--color-accent);
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-1);
    z-index: 1001;
}

.mobile-menu-toggle .bar {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    margin: 5px 0;
    transition: var(--transition-normal);
}

/* Hero Section */
.hero {
    position: relative;
    background-color: var(--color-primary);
    background-image: linear-gradient(to bottom, rgba(10, 31, 68, 0.85) 0%, rgba(10, 31, 68, 0.4) 100%), url('../assets/hero_background.png');
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    padding: var(--spacing-16) 0 var(--spacing-12);
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60%;
    height: 80%;
    background: radial-gradient(circle, rgba(207, 161, 68, 0.15) 0%, rgba(207, 161, 68, 0) 70%);
    border-radius: 50%;
    filter: blur(80px);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    margin-bottom: var(--spacing-4);
    font-weight: 700;
}

.hero p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-6);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-3);
    justify-content: center;
}

/* Services */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-10);
}

.section-header h2 {
    font-size: 2.25rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-2);
}

.section-header p {
    color: var(--color-text-muted);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-6);
}

.service-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(10, 31, 68, 0.08);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-4);
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-2);
}

.service-card p {
    color: var(--color-text-muted);
}

/* About Section */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-10);
    align-items: center;
}

.about-content h2 {
    font-size: 2.25rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
}

.about-content p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-4);
}

.feature-list {
    margin-top: var(--spacing-6);
}

.feature-list li {
    margin-bottom: var(--spacing-2);
    display: flex;
    align-items: center;
    font-weight: 500;
    color: var(--color-primary);
}

.feature-list li::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 24px;
    background-color: rgba(207, 161, 68, 0.1);
    border-radius: 50%;
    margin-right: var(--spacing-2);
}

/* About Visual Box */
.visual-box {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(10, 31, 68, 0.15);
}

.visual-box img {
    width: 100%;
    height: auto;
    display: block;
}

.visual-box .stat {
    position: absolute;
    bottom: var(--spacing-6);
    left: -20px;
    transform: translateX(20px);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-4) var(--spacing-6);
    border-radius: var(--radius-lg);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.1;
}

.stat-text {
    color: var(--color-text-muted);
    font-weight: 500;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-6);
}

.testimonial-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    display: flex;
    flex-direction: column;
}

.stars {
    color: var(--color-accent);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-3);
    letter-spacing: 2px;
}

.review-text {
    font-style: italic;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-6);
    flex-grow: 1;
}

.author h4 {
    color: var(--color-primary);
    font-size: 1.125rem;
}

.author span {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Contact */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-10);
}

.contact-info h2 {
    font-size: 2.25rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
}

.contact-info p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-6);
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-4);
}

.contact-item .icon {
    font-size: 1.5rem;
    margin-right: var(--spacing-3);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    border-radius: 50%;
    color: var(--color-accent);
}

.contact-form {
    background: var(--color-white);
    padding: var(--spacing-6);
    border-radius: var(--radius-lg);
    box-shadow: 0 12px 32px rgba(10, 31, 68, 0.05);
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: var(--spacing-4);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-1);
    font-weight: 500;
    color: var(--color-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-2) var(--spacing-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text);
    background-color: var(--color-bg-alt);
    transition: border-color var(--transition-fast);
}

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

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-10) 0 var(--spacing-4);
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1.5fr 1fr;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-8);
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-2);
}

.footer-brand .highlight {
    color: var(--color-accent);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    max-width: 300px;
}

.footer-contact h4,
.footer-links h4 {
    margin-bottom: var(--spacing-3);
    color: var(--color-white);
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--spacing-2);
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-normal);
}

.footer-contact a:hover {
    color: var(--color-accent);
}

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--spacing-1);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-legal {
    text-align: center;
    padding-top: var(--spacing-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background-color: var(--color-primary);
        flex-direction: column;
        justify-content: center;
        transition: right var(--transition-normal);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .about-container,
    .contact-container,
    .footer-container {
        grid-template-columns: 1fr;
    }
    
    .section-header h2,
    .hero h1 {
        font-size: 2rem;
    }
}

/* New Utilities and Modules */
.mt-4 {
    margin-top: var(--spacing-4);
}
.text-center {
    text-align: center;
}

/* Service Disclaimer / Alert */
.service-disclaimer {
    margin-top: var(--spacing-8);
}
.disclaimer-alert {
    background-color: rgba(207, 161, 68, 0.1);
    border-left: 4px solid var(--color-accent);
    padding: var(--spacing-4);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--color-primary);
    font-size: 1.1rem;
}

/* Limitations */
.limitations-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    max-width: 800px;
    margin: 0 auto;
}
.limitation-item {
    background: var(--color-white);
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    font-weight: 500;
    color: var(--color-text);
    box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}
.limitations-conclusion p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}