/*
Theme Name: Eva Clesis Literary
Theme URI: https://evaclesis.it
Author: Custom Design
Description: Un tema editoriale moderno e raffinato per scrittori, con tipografia distintiva e layout sofisticato.
Version: 2.0.0
License: GPL v2 or later
Text Domain: evaclesis
*/

/* ============================================
   DESIGN FOUNDATION
   ============================================ */

:root {
    /* Colors - Palette raffinata con toni terra e accenti audaci */
    --ink-dark: #1a1512;
    --ink-medium: #3d3530;
    --ink-light: #6b5f56;
    --paper: #f9f7f4;
    --paper-warm: #f4f0ea;
    --accent-rust: #c55834;
    --accent-gold: #d4a574;
    --accent-sage: #8a9a7b;
    --border-subtle: rgba(109, 95, 86, 0.15);
    --shadow: rgba(26, 21, 18, 0.08);
    
    /* Typography */
    --font-display: 'Cormorant Garamond', 'Crimson Text', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing rhythm - based on 8px grid */
    --space-xs: 0.5rem;    /* 8px */
    --space-sm: 1rem;      /* 16px */
    --space-md: 1.5rem;    /* 24px */
    --space-lg: 3rem;      /* 48px */
    --space-xl: 5rem;      /* 80px */
    --space-2xl: 8rem;     /* 128px */
    
    /* Layout */
    --container: 1280px;
    --content: 720px;
    --gap: clamp(1rem, 4vw, 2.5rem);
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--ink-medium);
    background: var(--paper);
    overflow-x: hidden;
}

/* Texture overlay sottile */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml,%3Csvg width="100" height="100" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noise"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" /%3E%3C/filter%3E%3Crect width="100" height="100" filter="url(%23noise)" opacity="0.03"/%3E%3C/svg%3E');
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: overlay;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--ink-dark);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 500;
    line-height: 1.1;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: 1.5rem;
}

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

a {
    color: var(--accent-rust);
    text-decoration: none;
    position: relative;
    transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: currentColor;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

a:hover {
    color: var(--ink-dark);
}

a:hover::after {
    width: 100%;
}

blockquote {
    margin: var(--space-lg) 0;
    padding: var(--space-md) var(--space-lg);
    border-left: 3px solid var(--accent-rust);
    background: linear-gradient(to right, var(--paper-warm), transparent);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--ink-light);
}

/* ============================================
   HEADER - Design asimmetrico ed elegante
   ============================================ */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(249, 247, 244, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    animation: slideDown 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header-container {
    max-width: var(--container);
    margin: 0 auto;
    padding: var(--space-md) var(--gap);
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: var(--space-lg);
}

.site-branding {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.site-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    margin: 0;
    letter-spacing: 0.02em;
}

.site-title a {
    color: var(--ink-dark);
}

.site-title a::after {
    display: none;
}

.site-description {
    font-size: 0.875rem;
    color: var(--ink-light);
    font-style: italic;
    letter-spacing: 0.03em;
}

.main-navigation ul {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
    margin: 0;
}

.main-navigation a {
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--ink-medium);
    padding: var(--space-xs) 0;
}

.main-navigation a::after {
    bottom: 0;
}

.main-navigation .current-menu-item a {
    color: var(--accent-rust);
}

.menu-toggle {
    display: none;
}

/* ============================================
   MAIN CONTENT - Layout editoriale
   ============================================ */

.site-content {
    max-width: var(--container);
    margin: 0 auto;
    padding: var(--space-2xl) var(--gap);
    min-height: 60vh;
}

.content-area {
    max-width: var(--content);
    margin: 0 auto;
}

/* ============================================
   POST GRID - Layout asimmetrico moderno
   ============================================ */

.posts-grid {
    display: grid;
    gap: var(--space-xl);
}

article {
    position: relative;
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) backwards;
}

article:nth-child(1) { animation-delay: 0.1s; }
article:nth-child(2) { animation-delay: 0.2s; }
article:nth-child(3) { animation-delay: 0.3s; }
article:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Featured post - full width hero */
article.featured-post {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 2px solid var(--border-subtle);
}

.post-thumbnail {
    position: relative;
    overflow: hidden;
    border-radius: 2px;
    aspect-ratio: 4/3;
}

.post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.post-thumbnail:hover img {
    transform: scale(1.05);
}

.entry-header {
    position: relative;
}

.entry-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    font-size: 0.8125rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink-light);
}

.cat-links a {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--accent-sage);
    color: white;
    border-radius: 2px;
    font-size: 0.75rem;
    transition: background 0.3s ease;
}

.cat-links a::after {
    display: none;
}

.cat-links a:hover {
    background: var(--accent-rust);
    color: white;
}

.entry-title {
    margin-bottom: var(--space-md);
    transition: color 0.3s ease;
}

.entry-title a {
    color: var(--ink-dark);
}

.entry-title a::after {
    display: none;
}

.entry-title a:hover {
    color: var(--accent-rust);
}

.entry-content {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--ink-medium);
}

.entry-content img {
    max-width: 100%;
    height: auto;
    border-radius: 2px;
    margin: var(--space-lg) 0;
}

.more-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-md);
    padding: 0.875rem 2rem;
    font-weight: 500;
    font-size: 0.9375rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: white;
    background: var(--accent-rust);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px var(--shadow);
}

.more-link::after {
    content: '→';
    display: inline-block;
    transition: transform 0.3s ease;
}

.more-link:hover {
    background: var(--ink-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--shadow);
}

.more-link:hover::after {
    transform: translateX(4px);
}

/* ============================================
   SINGLE POST - Layout immersivo
   ============================================ */

.single .entry-header {
    max-width: 900px;
    margin: 0 auto var(--space-2xl);
    text-align: center;
}

.single .entry-title {
    margin-bottom: var(--space-md);
}

.single .entry-meta {
    justify-content: center;
}

.single .post-thumbnail {
    max-width: 100%;
    aspect-ratio: 16/9;
    margin-bottom: var(--space-2xl);
    border-radius: 4px;
    box-shadow: 0 20px 60px var(--shadow);
}

.single .entry-content {
    font-size: 1.125rem;
    line-height: 1.8;
}

/* Post navigation */
.post-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--border-subtle);
}

.post-navigation a {
    display: block;
    padding: var(--space-md);
    background: var(--paper-warm);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.post-navigation a:hover {
    background: var(--accent-rust);
    color: white;
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--shadow);
}

.nav-subtitle {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-xs);
    opacity: 0.7;
}

.nav-title {
    display: block;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
}

/* ============================================
   FOOTER - Design raffinato
   ============================================ */

.site-footer {
    margin-top: var(--space-2xl);
    padding: var(--space-xl) var(--gap);
    background: linear-gradient(to bottom, transparent, var(--paper-warm));
    border-top: 1px solid var(--border-subtle);
}

.footer-container {
    max-width: var(--container);
    margin: 0 auto;
    text-align: center;
}

.site-info {
    font-size: 0.875rem;
    color: var(--ink-light);
}

.site-info a {
    color: var(--accent-rust);
}

/* ============================================
   PAGINATION - Design distintivo
   ============================================ */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-2xl);
    font-weight: 500;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 48px;
    height: 48px;
    padding: 0 var(--space-sm);
    border: 1px solid var(--border-subtle);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.pagination a:hover {
    background: var(--accent-rust);
    border-color: var(--accent-rust);
    color: white;
    transform: translateY(-2px);
}

.pagination .current {
    background: var(--ink-dark);
    border-color: var(--ink-dark);
    color: white;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 900px) {
    :root {
        --space-xl: 3rem;
        --space-2xl: 5rem;
    }
    
    .site-content {
        padding: var(--space-xl) var(--gap);
    }
    
    article.featured-post {
        grid-template-columns: 1fr;
    }
    
    .post-navigation {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-container {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .menu-toggle {
        display: block;
        padding: var(--space-xs) var(--space-md);
        background: transparent;
        border: 2px solid var(--ink-dark);
        border-radius: 2px;
        font-family: var(--font-body);
        font-size: 0.875rem;
        font-weight: 500;
        text-transform: uppercase;
        letter-spacing: 0.08em;
        color: var(--ink-dark);
        cursor: pointer;
        transition: all 0.3s ease;
    }
    
    .menu-toggle:hover {
        background: var(--ink-dark);
        color: var(--paper);
    }
    
    .main-navigation ul {
        display: none;
        flex-direction: column;
        gap: 0;
        margin-top: var(--space-md);
        padding-top: var(--space-md);
        border-top: 1px solid var(--border-subtle);
    }
    
    .main-navigation.toggled ul {
        display: flex;
    }
    
    .main-navigation li {
        padding: var(--space-sm) 0;
        border-bottom: 1px solid var(--border-subtle);
    }
}

/* ============================================
   UTILITIES
   ============================================ */

.screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    position: absolute !important;
    height: 1px;
    width: 1px;
    overflow: hidden;
    word-wrap: normal !important;
}

.alignleft {
    float: left;
    margin-right: var(--space-lg);
    margin-bottom: var(--space-md);
}

.alignright {
    float: right;
    margin-left: var(--space-lg);
    margin-bottom: var(--space-md);
}

.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}