/* =========================================
   1. Reset & Variables (Modern Foundation)
   ========================================= */
:root {
    /* Color Palette */
    --color-primary: #1e40af; /* Deep Blue */
    --color-primary-light: #3b82f6; /* Bright Blue */
    --color-accent: #06b6d4; /* Cyan */
    --color-success: #10b981;
    --color-text-main: #1e293b; /* Slate 800 */
    --color-text-muted: #64748b; /* Slate 500 */
    --color-bg-body: #f1f5f9; /* Slate 100 */
    --color-bg-card: #ffffff;
    --color-border: #e2e8f0;

    /* Typography */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Montserrat', system-ui, sans-serif;
    --line-height-base: 1.6;
    --line-height-heading: 1.2;

    /* Spacing & Sizing */
    --container-width: 75rem; /* ~1200px */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;

    /* Effects */
    --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);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    font-family: var(--font-primary);
    color: var(--color-text-main);
    background-color: var(--color-bg-body);
    line-height: var(--line-height-base);
    -webkit-font-smoothing: antialiased;
}

/* =========================================
   2. Layout & Container
   ========================================= */
.site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.site-content {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg) var(--spacing-xl);
}

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

h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    text-align: center;
    position: relative;
    padding-bottom: var(--spacing-md);
}

h1::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    margin: var(--spacing-sm) auto 0;
    border-radius: var(--radius-full);
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    border-left: 5px solid var(--color-accent);
    padding-left: var(--spacing-md);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

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

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

/* Screen Reader Text */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

/* =========================================
   4. Buttons & Interactive Elements
   ========================================= */
.wp-block-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin: var(--spacing-lg) 0;
}

.btn-box {
    display: inline-flex;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #fff !important;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--radius-full);
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.4);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
    text-decoration: none !important;
    cursor: pointer;
    border: none;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.5);
    filter: brightness(1.1);
}

.btn:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(30, 64, 175, 0.4);
}

.btn:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

/* =========================================
   5. Content Modules (Images, Lists)
   ========================================= */
.entry-content figure {
    margin: var(--spacing-lg) 0;
    text-align: center;
}

.entry-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-smooth);
}

.entry-content img:hover {
    transform: scale(1.01);
}

.wp-block-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: var(--spacing-lg);
}

.wp-block-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.wp-block-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-success);
    font-weight: bold;
    font-size: 1.2em;
}

/* =========================================
   6. Comments Section
   ========================================= */
.comments-area {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

.comments-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-main);
}

.comment-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.comment-list li {
    margin-bottom: var(--spacing-lg);
}

.comment-box {
    background: var(--color-bg-body);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: background-color var(--transition-fast);
}

.comment-box:hover {
    background: #fff;
    box-shadow: var(--shadow-sm);
}

.comment-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.comment-avatar img {
    border-radius: 50%;
    width: 50px;
    height: 50px;
    object-fit: cover;
    border: 2px solid var(--color-accent);
    margin-right: var(--spacing-md);
}

.comment-meta {
    display: flex;
    flex-direction: column;
}

.comment-author {
    font-weight: 700;
    font-style: normal;
    color: var(--color-text-main);
}

.comment-time {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.comment-text p {
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
    line-height: 1.5;
}

.comment-footer {
    margin-top: var(--spacing-sm);
    text-align: right;
}

.comment-reply-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    cursor: pointer;
    text-transform: uppercase;
}

/* =========================================
   7. Forms
   ========================================= */
.comment-form {
    background: var(--color-bg-body);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-top: var(--spacing-lg);
}

.comment-form label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-main);
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: #fff;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    margin-bottom: var(--spacing-md);
}

.comment-form input:focus,
.comment-form textarea:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.comment-form .submit {
    @extend .btn; /* Conceptually extending button styles */
    display: inline-block;
    background: var(--color-primary);
    color: white;
    padding: 0.8rem 2rem;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 700;
    transition: background-color var(--transition-fast);
}

.comment-form .submit:hover {
    background: var(--color-primary-light);
}

.comment-smiles {
    margin-bottom: var(--spacing-md);
}

.comment-smiles img {
    cursor: pointer;
    transition: transform 0.2s;
}

.comment-smiles img:hover {
    transform: scale(1.2);
}

/* =========================================
   8. Footer
   ========================================= */
.site-footer {
    background-color: #111827; /* Very Dark Blue/Black */
    color: #9ca3af;
    padding: var(--spacing-lg) 0;
    margin-top: auto;
    width: 100%;
    max-width: 100%;
}

.site-footer-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    text-align: center;
}

.footer-info {
    font-size: 0.9rem;
}

/* Scroll Top Button */
.scrolltop {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3rem;
    height: 3rem;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-lg);
    z-index: 100;
}

.scrolltop::before {
    content: '↑';
    font-size: 1.5rem;
    line-height: 1;
}

.scrolltop.is-active { /* Javascript would toggle this class usually, adding hover style for demonstration */
    opacity: 0.8;
    visibility: visible;
}

.scrolltop:hover {
    opacity: 1;
    transform: translateY(-5px);
    background: var(--color-accent);
}

/* =========================================
   9. Responsive Design
   ========================================= */
@media (max-width: 768px) {
    .site-content {
        margin-top: var(--spacing-md);
        padding: var(--spacing-md);
    }

    h1 {
        font-size: 2rem;
    }
    
    .btn {
        width: 100%;
        padding: 0.8rem;
    }

    .comment-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .comment-avatar img {
        margin-bottom: var(--spacing-sm);
    }
    
    .wp-block-buttons {
        flex-direction: column;
    }
    
    .btn-box {
        width: 100%;
    }
}

/* =========================================
   10. Micro-animations & Polish
   ========================================= */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.post-2 {
    animation: fadeIn 0.6s ease-out;
}

/* Focus styles for accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}