/* ====================================
   Reset & Base Styles
   ==================================== */

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

:root {
    /* Colors */
    --color-primary: #1a472a;
    --color-primary-dark: #0f2818;
    --color-primary-light: #2d6b43;
    --color-secondary: #d4af37;
    --color-secondary-dark: #b8941f;
    --color-text: #1a1a1a;
    --color-text-light: #4a4a4a;
    --color-background: #ffffff;
    --color-background-alt: #f8f9fa;
    --color-border: #e0e0e0;
    --color-error: #c41e3a;
    --color-success: #2d6b43;
    --color-warning: #ff8c00;
    
    /* Typography */
    --font-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: 'Georgia', 'Times New Roman', serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-xxl: 4rem;
    
    /* Layout */
    --container-width: 1200px;
    --border-radius: 8px;
    --transition: 0.3s ease;
}

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

body {
    font-family: var(--font-base);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ====================================
   Typography
   ==================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-md);
    color: var(--color-primary-dark);
}

h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h2 {
    font-size: clamp(1.5rem, 3.5vw, 2rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

p {
    margin-bottom: var(--space-sm);
}

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

a:hover,
a:focus {
    color: var(--color-primary-light);
    text-decoration: underline;
}

a:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

strong {
    font-weight: 600;
}

/* ====================================
   Layout
   ==================================== */

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ====================================
   Header
   ==================================== */

.site-header {
    background-color: var(--color-primary);
    color: white;
    padding: var(--space-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.logo {
    display: flex;
    align-items: center;
}

.logo a {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: white;
    text-decoration: none;
}

.logo a:hover,
.logo a:focus {
    color: var(--color-secondary);
    text-decoration: none;
}

.logo img {
    width: 48px;
    height: 48px;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 300;
}

.logo-text strong {
    font-weight: 700;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.hamburger {
    display: block;
    width: 25px;
    height: 3px;
    background-color: white;
    transition: all var(--transition);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--space-md);
}

.main-nav a {
    color: white;
    font-weight: 500;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--border-radius);
    transition: background-color var(--transition);
}

.main-nav a:hover,
.main-nav a:focus,
.main-nav a[aria-current="page"] {
    background-color: var(--color-primary-light);
    text-decoration: none;
}

.badge-18 {
    background-color: var(--color-warning);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.875rem;
}

/* Mobile Menu */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-primary);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition);
    }
    
    .main-nav.active {
        max-height: 500px;
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    }
    
    .main-nav ul {
        flex-direction: column;
        padding: var(--space-md);
        gap: 0;
    }
    
    .main-nav li {
        border-bottom: 1px solid var(--color-primary-light);
    }
    
    .main-nav li:last-child {
        border-bottom: none;
    }
    
    .main-nav a {
        display: block;
        padding: var(--space-sm);
    }
    
    .menu-toggle[aria-expanded="true"] .hamburger:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .menu-toggle[aria-expanded="true"] .hamburger:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle[aria-expanded="true"] .hamburger:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}

/* ====================================
   Hero Section
   ==================================== */

.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: var(--space-xxl) 0;
    text-align: center;
}

.hero h1 {
    color: white;
    margin-bottom: var(--space-md);
}

.hero-subtitle {
    font-size: 1.125rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.95;
}

/* ====================================
   Buttons
   ==================================== */

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-primary-light);
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(26, 71, 42, 0.3);
}

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

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--color-secondary-dark);
    text-decoration: none;
    transform: translateY(-2px);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ====================================
   Tools Section
   ==================================== */

.tools-section {
    padding: var(--space-xxl) 0;
}

.tools-section h2 {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.tool-card {
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    text-align: center;
    transition: all var(--transition);
}

.tool-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.tool-icon {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    color: var(--color-primary);
}

.tool-card h3 {
    margin-bottom: var(--space-sm);
}

.tool-card p {
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

/* ====================================
   About Section
   ==================================== */

.about-section {
    background-color: var(--color-background-alt);
    padding: var(--space-xxl) 0;
}

.about-section h2 {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

/* ====================================
   Remember Box
   ==================================== */

.remember-box {
    padding: var(--space-xxl) 0;
}

.info-box {
    background-color: #fff8e1;
    border-left: 4px solid var(--color-warning);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    max-width: 900px;
    margin: 0 auto;
}

.info-box h2 {
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.info-box ul {
    list-style: none;
    margin-bottom: var(--space-md);
}

.info-box li {
    margin-bottom: var(--space-sm);
    padding-left: var(--space-md);
    position: relative;
}

.info-box li::before {
    content: "⚠";
    position: absolute;
    left: 0;
    color: var(--color-warning);
}

/* ====================================
   Footer
   ==================================== */

.site-footer {
    background-color: var(--color-primary-dark);
    color: white;
    padding: var(--space-xl) 0 var(--space-lg);
}

.footer-warning {
    text-align: center;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-primary-light);
}

.footer-nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm) var(--space-md);
    list-style: none;
    margin-bottom: var(--space-md);
}

.footer-nav a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

.footer-nav a:hover,
.footer-nav a:focus {
    color: white;
}

.footer-copy {
    text-align: center;
    font-size: 0.875rem;
    opacity: 0.7;
}

/* ====================================
   Tool Pages
   ==================================== */

.tool-page {
    padding: var(--space-xl) 0;
}

.tool-intro {
    max-width: 800px;
    margin: 0 auto var(--space-xl);
    text-align: center;
}

.tool-container {
    max-width: 900px;
    margin: 0 auto;
}

.tool-form {
    background-color: white;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: var(--font-base);
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 71, 42, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group small {
    display: block;
    margin-top: var(--space-xs);
    color: var(--color-text-light);
    font-size: 0.875rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.error-message {
    background-color: #fdecea;
    border-left: 4px solid var(--color-error);
    color: var(--color-error);
    padding: var(--space-sm);
    border-radius: var(--border-radius);
    margin-bottom: var(--space-md);
    display: none;
}

.error-message.show {
    display: block;
}

.results-box {
    background-color: #e8f5e9;
    border-left: 4px solid var(--color-success);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    margin-top: var(--space-md);
    display: none;
}

.results-box.show {
    display: block;
}

.results-box h3 {
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.result-item {
    display: flex;
    justify-content: space-between;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.result-item:last-child {
    border-bottom: none;
}

.result-label {
    font-weight: 600;
    color: var(--color-text);
}

.result-value {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 1.125rem;
}

.content-section {
    max-width: 800px;
    margin: 0 auto var(--space-xl);
    padding: var(--space-lg);
    background-color: white;
    border-radius: var(--border-radius);
}

.content-section h2 {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.content-section h3 {
    margin-top: var(--space-lg);
}

.example-box {
    background-color: var(--color-background-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-md);
    margin: var(--space-md) 0;
}

.example-box h4 {
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.error-box {
    background-color: #fff3cd;
    border-left: 4px solid var(--color-warning);
    border-radius: var(--border-radius);
    padding: var(--space-md);
    margin: var(--space-md) 0;
}

.faq-section {
    margin-top: var(--space-xl);
}

.faq-item {
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item h3 {
    color: var(--color-primary);
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

/* ====================================
   Legal Pages
   ==================================== */

.legal-page {
    padding: var(--space-xl) 0;
    min-height: 60vh;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    padding: var(--space-xl);
    border-radius: var(--border-radius);
}

.legal-content h1 {
    margin-bottom: var(--space-lg);
}

.legal-content h2 {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.legal-content ul,
.legal-content ol {
    margin-left: var(--space-lg);
    margin-bottom: var(--space-md);
}

.legal-content li {
    margin-bottom: var(--space-xs);
}

.warning-box {
    background-color: #fdecea;
    border-left: 4px solid var(--color-error);
    border-radius: var(--border-radius);
    padding: var(--space-md);
    margin: var(--space-lg) 0;
}

.help-resources {
    background-color: #e3f2fd;
    border-left: 4px solid #2196f3;
    border-radius: var(--border-radius);
    padding: var(--space-md);
    margin: var(--space-lg) 0;
}

.help-resources h3 {
    color: #1976d2;
}

/* ====================================
   Breadcrumbs
   ==================================== */

.breadcrumbs {
    background-color: var(--color-background-alt);
    padding: var(--space-sm) 0;
    font-size: 0.875rem;
}

.breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    gap: var(--space-xs);
}

.breadcrumbs li::after {
    content: "›";
    margin-left: var(--space-xs);
    color: var(--color-text-light);
}

.breadcrumbs li:last-child::after {
    content: "";
}

.breadcrumbs a {
    color: var(--color-primary);
}

/* ====================================
   Accessibility
   ==================================== */

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

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: var(--space-sm);
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* ====================================
   Responsive
   ==================================== */

@media (max-width: 768px) {
    :root {
        --space-xl: 2rem;
        --space-xxl: 2.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .result-item {
        flex-direction: column;
        gap: var(--space-xs);
    }
    
    .footer-nav ul {
        flex-direction: column;
        text-align: center;
    }
}

/* ====================================
   Print Styles
   ==================================== */

@media print {
    .site-header,
    .site-footer,
    .menu-toggle,
    .btn {
        display: none;
    }
    
    body {
        font-size: 12pt;
        color: #000;
    }
    
    a {
        text-decoration: underline;
    }
}