/* ========================================
   CSS Variables & Root Styles
   ======================================== */

:root {
    --color-primary: #B8860B;
    --color-primary-light: #F5DEB3;
    --color-primary-dark: #8B6914;
    --color-secondary: #6B5344;
    --color-accent: #C85A54;
    --color-sage: #7A8C6E;
    --color-text: #3D3D3D;
    --color-text-light: #6B6B6B;
    --color-border: #D4C5B8;
    --color-bg: #FFFCF7;
    --color-bg-light: #F5F0E8;
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

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

html {
    scroll-behavior: smooth;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 1.875rem;
}

h3 {
    font-size: 1.25rem;
}

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

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

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* ========================================
   Page Structure
   ======================================== */

.page-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
    width: 100%;
}

@media (max-width: 768px) {
    main {
        padding: var(--spacing-lg) var(--spacing-md);
    }
}

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

.site-header {
    background: linear-gradient(135deg, #6B5344 0%, #7A8C6E 100%);
    color: #FFFCF7;
    padding: var(--spacing-lg);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.logo-area {
    flex: 1;
}

.site-title {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.title-icon {
    display: inline-block;
    font-size: 1.75rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-2px); }
}

.site-tagline {
    font-size: 0.95rem;
    opacity: 0.9;
    margin: 0;
}

.site-nav {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

.nav-link:hover::after {
    width: 100%;
}

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

/* ========================================
   Intro Section
   ======================================== */

.intro-section {
    background: var(--color-bg-light);
    padding: var(--spacing-xl) var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    border-left: 4px solid #7A8C6E;
    animation: slideInDown 0.6s ease-out;
}

.intro-content h2 {
    color: #6B5344;
    margin-bottom: var(--spacing-md);
}

.intro-content p {
    color: var(--color-text-light);
    font-size: 1.05rem;
    max-width: 700px;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Comments List
   ======================================== */

.comments-container {
    width: 100%;
}

.comments-list {
    display: grid;
    gap: var(--spacing-md);
}

/* ========================================
   Comment Card
   ======================================== */

.comment-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    animation: fadeInUp 0.5s ease-out;
    transition: all var(--transition-base);
}

.comment-card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    border-color: #D4C5B8;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.comment-header {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg);
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-fast);
    font-size: 1rem;
    text-align: left;
}

.comment-header:hover {
    background: var(--color-bg-light);
}

.comment-header:focus {
    outline: 2px solid #B8860B;
    outline-offset: -2px;
}

.comment-header[aria-expanded="true"] {
    border-bottom: 2px solid #7A8C6E;
}

.comment-header-content {
    flex: 1;
    min-width: 0;
}

.comment-name {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: 0;
    font-size: 1.1rem;
}

.icon-person {
    display: inline-flex;
    width: 24px;
    height: 24px;
    align-items: center;
    justify-content: center;
    color: #7A8C6E;
    flex-shrink: 0;
}

.icon-person i {
    font-size: 1.2rem;
}

.comment-org {
    margin: 0.25rem 0 0 0;
    font-size: 0.9rem;
    color: var(--color-text-light);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.expand-icon {
    display: inline-flex;
    width: 24px;
    height: 24px;
    align-items: center;
    justify-content: center;
    color: #7A8C6E;
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.comment-header[aria-expanded="true"] .expand-icon {
    transform: rotate(180deg);
}

/* ========================================
   Comment Body
   ======================================== */

.comment-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), opacity var(--transition-base);
    opacity: 0;
    margin-top: 0.75rem;  
}

.comment-body[data-open="true"] {
    opacity: 1;
}

.comment-content {
    padding: 0 var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
    padding-left: calc(var(--spacing-lg) + var(--spacing-sm));
}

.statement {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg-light);
    border-radius: var(--radius-md);
    border-left: 3px solid #C85A54;
}

.statement p {
    margin-bottom: 0.75rem;
}

.statement p:last-child {
    margin-bottom: 0;
}

.pdf-link {
    margin: var(--spacing-md) 0;
}

.pdf-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: #C85A54;
    color: #FFFCF7;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-fast);
    border: 2px solid #C85A54;
}

.pdf-button:hover {
    background: #A84A45;
    border-color: #A84A45;
    transform: translateX(4px);
}

.pdf-button i {
    font-size: 1rem;
}

.comment-links {
    display: flex;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    flex-wrap: wrap;
}

.comment-links a {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem var(--spacing-sm);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition-fast);
    font-size: 0.9rem;
    color: var(--color-text);
}

.comment-links a:hover {
    color: #C85A54;
    border-color: #C85A54;
    background: #F5DEB3;
}

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

.site-footer {
    background: #6B5344;
    color: #F5F0E8;
    margin-top: auto;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3 {
    color: white;
    margin-bottom: var(--spacing-md);
    font-size: 1rem;
}

.footer-section p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
 color: #8B9E7E;  
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: #E07060;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.8;
}

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

/* ========================================
   Accessibility & Responsive
   ======================================== */

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .comment-header {
        padding: var(--spacing-md);
    }
    
    .comment-content {
        padding-left: var(--spacing-md);
    }
    
    .comment-name {
        font-size: 1rem;
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: more) {
    --color-border: #999;
    
    .comment-card {
        border-width: 2px;
    }
    
    .comment-header {
        border-bottom-width: 3px;
    }
}