/* 
   NestShield Design System 
   Style: Professional, Clean, B2B, Insurance-friendly
   Colors: Navy, Gray, White
*/

:root {
    --primary-color: #1A3A5F;
    /* Deep Navy */
    --secondary-color: #475569;
    /* Slate Gray */
    --accent-color: #2C5282;
    /* Lighter Navy for interactions */
    --bg-light: #F8FAFC;
    /* Very light gray/blue tint for backgrounds */
    --bg-white: #FFFFFF;
    --text-main: #1E293B;
    /* Dark Blue-Gray for primary text */
    --text-muted: #64748B;
    /* Muted gray for secondary text */
    --border-color: #E2E8F0;

    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    --container-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--text-main);
    background-color: var(--bg-white);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--secondary-color);
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.2s ease;
}

ul {
    list-style: none;
}

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

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

/* Utilities */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--accent-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: rgba(26, 58, 95, 0.05);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.cta-group {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Header */
.site-header {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo img {
    height: 60px;
    /* Adjusted based on typical logo aspect ratios */
}

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

.main-nav a:not(.btn) {
    color: var(--secondary-color);
    font-weight: 500;
}

.main-nav a:not(.btn):hover {
    color: var(--primary-color);
}

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

.mobile-menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.mobile-menu {
    display: none;
}


/* Hero Section */
.hero-section {
    background-color: var(--bg-light);
    padding: var(--spacing-xl) 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

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

.hero-content h1 {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.hero-subhead {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    color: var(--secondary-color);
}

/* Credibility Banner */
.credibility-banner {
    background-color: var(--primary-color);
    color: white;
    padding: var(--spacing-sm) 0;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border-color);
}

.credibility-content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.cred-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.cred-item.highlight {
    font-weight: 700;
    color: white;
}

.cred-icon {
    font-size: 1.1rem;
}

.cred-separator {
    color: rgba(255, 255, 255, 0.3);
}

@media (max-width: 768px) {
    .credibility-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    .cred-separator {
        display: none;
    }

    .cred-item {
        width: 100%;
        justify-content: center;
        white-space: normal;
    }
}

/* FAQ Section */
.faq-section {
    background-color: var(--bg-light);
}

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

.faq-item h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-color);
}

.faq-item p {
    font-size: 0.95rem;
}

/* Problem Section */
.problem-section {
    background-color: var(--bg-white);
}

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

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.card {
    background: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

/* Solution Section */
.solution-section {
    background-color: var(--bg-light);
}

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

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

.feature-list li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: var(--spacing-xs);
    color: var(--text-main);
    font-weight: 500;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.solution-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    object-fit: cover;
}

/* Process Section */
.process-section {
    background-color: var(--bg-white);
}

.process-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.step-item {
    text-align: center;
}

.step-number {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-sm);
}

/* Trust Section */
.trust-section {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
}

.trust-section h2,
.trust-section h3 {
    color: white;
}

.trust-section p {
    color: #CBD5E1;
    /* Light gray for text on dark bg */
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.trust-block {
    padding: var(--spacing-md);
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-xl) 0;
    text-align: center;
    background-color: var(--bg-white);
}

.cta-content {
    max-width: 600px;
}

.contact-subttext {
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
}

/* Footer */
.site-footer {
    background-color: #0F172A;
    /* Almost black */
    color: #94A3B8;
    padding: var(--spacing-md) 0;
    font-size: 0.9rem;
}

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

.footer-logo {
    height: 40px;
    /* filter: brightness(0) invert(1); Removed to show original logo colors */
    margin-bottom: var(--spacing-xs);
    background-color: white;
    /* Optional: give it a small pill/box if needed, or just let it be itself */
    padding: 4px;
    border-radius: 4px;
}

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

.footer-links a {
    color: #94A3B8;
}

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

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    .main-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu {
        display: none;
        /* Basic mobile menu logic handled in JS for toggling */
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: white;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-md);
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
        z-index: 999;
    }

    .mobile-menu.active {
        display: flex;
    }

    .content-split {
        grid-template-columns: 1fr;
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }

    .logo img {
        height: 40px;
    }
}