/* ---
Design System: CRTX PAC
--- */

/* 1. Variables */
:root {
    /* Colors */
    --color-primary: #0A2463; /* Deep Blue */
    --color-secondary: #B51D2A; /* Strong Red */
    --color-accent: #1E96FC; /* Bright Blue */
    --color-background: #F8F9FA;
    --color-surface: #FFFFFF;
    --color-text-primary: #212529;
    --color-text-secondary: #495057;
    --color-border: #DEE2E6;

    /* Typography */
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-base: 1rem; /* 16px */
    --font-size-h1: 2.5rem;
    --font-size-h2: 2rem;
    --font-size-h3: 1.5rem;
    --font-size-lg: 1.25rem;
    --font-size-sm: 0.875rem;
    --font-weight-normal: 400;
    --font-weight-bold: 700;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 3rem;

    /* Borders & Shadows */
    --border-radius: 0.5rem;
    --box-shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --box-shadow-md: 0 4px 6px rgba(0,0,0,0.1);

    /* Layout */
    --container-max-width: 1140px;
}

/* 2. Global Resets & Base Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-background);
}

.page {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

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

a:hover {
    color: var(--color-primary);
}

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

h1, h2, h3 {
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

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

/* 3. Layout & Container */
.container {
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

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

/* 4. Header & Navigation */
.site-header {
    background-color: var(--color-surface);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--box-shadow-sm);
    border-bottom: 1px solid var(--color-border);
}

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

.logo-wordmark {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.main-nav {
    display: none; /* Hidden on mobile */
}

.main-nav a {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text-secondary);
    font-weight: 500;
}

.main-nav a.active,
.main-nav a:hover {
    color: var(--color-primary);
}

.header-actions {
    display: flex;
    align-items: center;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
    display: block;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    margin-left: var(--spacing-md);
    color: var(--color-primary);
}

@media (min-width: 768px) {
    .main-nav {
        display: flex;
    }
    .mobile-nav-toggle {
        display: none;
    }
}

/* 5. Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    text-align: center;
    text-transform: uppercase;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: var(--color-secondary);
    color: #fff;
}

.btn-primary:hover {
    background-color: #921722; /* Darker red */
    color: #fff;
}

/* 7. Card System */
.card-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.card {
    background-color: var(--color-surface);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-md);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px rgba(0,0,0,0.1);
}

.card-content {
    padding: var(--spacing-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

/* 8. Page Header */
.page-header {
    background-color: var(--color-surface);
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}


/* 10. Footer */
.site-footer {
    background-color: var(--color-primary);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xl);
}

.site-footer .container {
    display: grid;
    gap: var(--spacing-lg);
    text-align: center;
}

.footer-col h4 {
    color: #fff;
    margin-bottom: var(--spacing-md);
}

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

.footer-col li {
    margin-bottom: var(--spacing-sm);
}

.footer-col a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-col a:hover {
    color: #fff;
    text-decoration: underline;
}

.footer-disclaimer {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: var(--font-size-sm);
}

/* 11. Forms */
.form-card {
    max-width: 720px;
    margin: 0 auto;
}

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

@media (min-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.form-field {
    display: flex;
    flex-direction: column;
}

.form-field label {
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="tel"],
.form-field textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(30, 150, 252, 0.2);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
}

.checkbox-group input {
    margin-right: var(--spacing-sm);
    margin-top: 5px; /* Align with text */
}

.checkbox-group label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: normal;
}

.sms-disclosure {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-sm);
    padding-left: calc(var(--spacing-sm) + 18px);
}

#form-submission-status {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
}