/* ============================================
   Senior Advocates Group - Main Stylesheet
   Senior-Friendly Design with High Readability
   WCAG AAA Compliance Target
   ============================================ */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Color Palette - Senior Friendly */
    --color-primary: #2C5F7C;        /* Calm professional blue */
    --color-primary-dark: #1E4A5F;   /* Darker blue */
    --color-primary-light: #5B9AB8;  /* Lighter blue */
    
    --color-secondary: #8B9D83;      /* Sage green (calming) */
    --color-secondary-dark: #6B7D63; /* Darker sage */
    --color-secondary-light: #A8B89E;/* Light sage */
    
    --color-accent: #C5A572;         /* Warm gold */
    --color-accent-light: #D9BD8F;   /* Light gold */
    
    --color-text: #2C3E50;           /* Dark gray (high contrast) */
    --color-text-light: #5A6C7D;     /* Medium gray */
    --color-text-white: #ffffff;
    
    --color-background: #ffffff;
    --color-background-warm: #FAF8F5; /* Warm cream */
    --color-background-gray: #F7F9FA;
    
    --color-border: #D1D5DB;
    --color-border-dark: #9CA3AF;
    
    --color-success: #6B9B7A;
    --color-error: #C45244;
    --color-warning: #D97941;
    
    /* Typography - Larger for Seniors */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: Georgia, 'Times New Roman', serif;
    
    --font-size-base: 1.125rem;      /* 18px - larger for seniors */
    --font-size-sm: 1rem;            /* 16px */
    --font-size-lg: 1.25rem;         /* 20px */
    --font-size-xl: 1.5rem;          /* 24px */
    
    --line-height-base: 1.8;         /* More spacing for readability */
    --line-height-heading: 1.4;
    
    /* Spacing - More generous */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 3.5rem;
    --spacing-xxl: 5rem;
    
    --container-max-width: 1200px;
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    
    --transition-base: 0.3s ease;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-text-white);
    padding: var(--spacing-md) var(--spacing-lg);
    text-decoration: none;
    z-index: 100;
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.skip-link:focus {
    top: 0;
    outline: 4px solid var(--color-accent);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: var(--line-height-heading);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-primary);
    text-decoration: underline;
    transition: color var(--transition-base);
}

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

a:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 3px;
}

ul, ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

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

strong {
    font-weight: 700;
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
header {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    padding: var(--spacing-lg) 0;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 50;
}

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

.logo h1 {
    font-size: 1.75rem;
    color: var(--color-text-white);
    margin-bottom: 0.25rem;
}

.logo h1 a {
    color: var(--color-text-white);
    text-decoration: none;
}

.logo h1 a:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.tagline {
    font-size: 1rem;
    color: var(--color-accent-light);
    font-style: italic;
    margin-bottom: 0;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: 2px solid var(--color-text-white);
    color: var(--color-text-white);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
}

.mobile-menu-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.mobile-menu-toggle:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    padding: 0;
    margin: 0;
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    color: var(--color-text-white);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: background-color var(--transition-base);
    display: block;
    font-weight: 500;
    font-size: var(--font-size-base);
}

.nav-menu a:hover,
.nav-menu a[aria-current="page"] {
    background-color: var(--color-primary-light);
}

.nav-menu a:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-menu {
        display: none;
        flex-direction: column;
        width: 100%;
        margin-top: var(--spacing-md);
        gap: 0;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu a {
        padding: var(--spacing-md);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
}

/* ============================================
   MAIN CONTENT
   ============================================ */
main {
    min-height: 50vh;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    background: linear-gradient(135deg, #2C5F7C 0%, #1E4A5F 100%);
    color: var(--color-text-white);
    padding: calc(var(--spacing-xxl) * 1.2) 0;
    text-align: center;
    box-shadow: inset 0 -5px 15px rgba(0, 0, 0, 0.1);
}

.hero h2 {
    color: var(--color-text-white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-lg);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-text {
    font-size: 1.375rem;
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.8;
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: var(--font-size-lg);
    line-height: 1.5;
    box-shadow: var(--shadow-sm);
}

.btn:focus {
    outline: 4px solid var(--color-accent);
    outline-offset: 3px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-text-white);
    border-color: var(--color-secondary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-secondary-dark) 0%, #5B6D53 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

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

.btn-large {
    padding: var(--spacing-lg) calc(var(--spacing-xl) * 1.5);
    font-size: 1.375rem;
}

/* ============================================
   SECTIONS
   ============================================ */
section {
    padding: var(--spacing-xxl) 0;
}

section:nth-child(even) {
    background-color: var(--color-background-warm);
}

.section-intro {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

/* ============================================
   TOPIC CARDS
   ============================================ */
.topic-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .topic-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .topic-cards {
        grid-template-columns: repeat(4, 1fr);
    }
}

.topic-card {
    background: var(--color-background);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-decoration: none;
    transition: all var(--transition-base);
    border-left: 4px solid var(--color-accent);
    text-align: center;
}

.topic-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-left-color: var(--color-primary);
}

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

.topic-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.375rem;
}

.topic-card p {
    color: var(--color-text-light);
    margin-bottom: 0;
    font-size: 1rem;
}

.topic-card-all {
    border-left-color: var(--color-primary);
}

/* ============================================
   FEATURES GRID
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 2.5rem;
    color: var(--color-text-white);
    font-weight: bold;
}

.feature-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.375rem;
}

.feature-card p {
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* ============================================
   PROFESSIONAL CATEGORIES
   ============================================ */
.professional-categories {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

@media (min-width: 992px) {
    .professional-categories {
        grid-template-columns: repeat(3, 1fr);
    }
}

.category-card {
    background: var(--color-background);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--color-accent);
}

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

.category-card ul {
    list-style: none;
    padding: 0;
    margin-bottom: var(--spacing-lg);
}

.category-card ul li {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--color-border);
}

.category-card ul li:last-child {
    border-bottom: none;
}

.category-link {
    color: var(--color-secondary);
    font-weight: 600;
    text-decoration: none;
}

.category-link:hover {
    color: var(--color-secondary-dark);
}

/* ============================================
   CTA SECTIONS
   ============================================ */
.professionals-cta {
    background: linear-gradient(135deg, #2C5F7C 0%, #1E4A5F 100%);
    color: var(--color-text-white);
    text-align: center;
    padding: calc(var(--spacing-xxl) * 1.5) 0;
}

.professionals-cta h2 {
    color: var(--color-text-white);
    margin-bottom: var(--spacing-md);
}

.professionals-cta p {
    font-size: var(--font-size-lg);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.cta-center {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ============================================
   ARTICLES
   ============================================ */
.articles-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.article-preview {
    background: var(--color-background);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-secondary);
}

.article-preview h3 {
    font-size: 1.375rem;
    margin-bottom: var(--spacing-md);
}

.article-preview h3 a {
    color: var(--color-primary);
    text-decoration: none;
}

.article-preview h3 a:hover {
    color: var(--color-primary-light);
}

.article-excerpt {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.read-more {
    color: var(--color-secondary);
    font-weight: 600;
    text-decoration: none;
}

.read-more:hover {
    color: var(--color-secondary-dark);
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    background-color: var(--color-primary-dark);
    color: var(--color-text-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    margin-top: var(--spacing-xxl);
}

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

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-section h3 {
    color: var(--color-text-white);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    color: var(--color-accent-light);
    margin-bottom: var(--spacing-sm);
}

.footer-links {
    list-style: none;
    padding: 0;
}

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

.footer-links a {
    color: var(--color-accent-light);
    text-decoration: none;
}

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

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

.footer-bottom p {
    color: var(--color-accent-light);
    font-size: 1rem;
    margin-bottom: var(--spacing-sm);
}

.footer-legal a {
    color: var(--color-accent-light);
    text-decoration: none;
    margin: 0 var(--spacing-sm);
}

.footer-legal a:hover {
    color: var(--color-text-white);
}

.founded, .office-location {
    font-size: 0.95rem;
    font-style: italic;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .btn-large {
        padding: var(--spacing-md) var(--spacing-lg);
        font-size: var(--font-size-lg);
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    header,
    footer,
    .skip-link,
    .mobile-menu-toggle,
    .hero-cta,
    .professionals-cta,
    .btn {
        display: none;
    }
    
    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }
    
    a {
        color: #000;
    }
}

/* ============================================
   HIGH CONTRAST MODE
   ============================================ */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #003366;
        --color-text: #000000;
    }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@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;
    }
}

/* ============================================
   ARTICLE PAGES
   ============================================ */
.article-page {
    padding: var(--spacing-xxl) 0;
}

.article-header {
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
}

.breadcrumb {
    list-style: none;
    padding: 0;
    display: flex;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-lg);
}

.breadcrumb li {
    margin: 0;
}

.breadcrumb li::after {
    content: '›';
    margin-left: var(--spacing-sm);
    color: var(--color-text-light);
}

.breadcrumb li:last-child::after {
    content: '';
}

.breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
}

.article-header h1 {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.article-meta {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xl);
}

.article-content {
    max-width: 900px;
    margin: 0 auto var(--spacing-xxl);
    font-size: 1.125rem;
    line-height: 1.8;
}

.article-placeholder {
    background: var(--color-background-warm);
    padding: var(--spacing-xxl);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--color-accent);
    text-align: center;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.article-placeholder p {
    font-size: 1.5rem;
    color: var(--color-text-light);
}

.article-footer {
    max-width: 900px;
    margin: 0 auto;
}

.need-help-box {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-text-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.need-help-box h3 {
    color: var(--color-text-white);
    margin-bottom: var(--spacing-md);
}

.need-help-box p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
}

.need-help-box .btn {
    margin: 0 var(--spacing-sm);
}

.related-articles {
    background: var(--color-background-warm);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
}

.related-articles h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.related-articles ul {
    list-style: none;
    padding: 0;
}

.related-articles li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.related-articles li:last-child {
    border-bottom: none;
}

.related-articles a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.related-articles a:hover {
    color: var(--color-primary-light);
}

/* FORMS */
.form-group {
    margin-bottom: 1.5rem;
}
.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2C3E50;
}
.required {
    color: #C45244;
}
input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #D1D5DB;
    border-radius: 0.5rem;
    font-size: 1.125rem;
    font-family: inherit;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #2C5F7C;
}
.honeypot {
    position: absolute;
    left: -9999px;
}