/*
Theme Name: Hitomi Missav0 Premium Theme
Theme URI: https://hitomi-missav0.com
Author: Hitomi Team
Author URI: https://hitomi-missav0.com
Description: ネオモーフィズムデザインを採用した世界最高レベルのプレミアムテーマ。柔らかい影と浮き上がるカード、ピンク〜パープルのグラデーションが特徴。
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: hitomi-missav0
*/

/* ========================================
   CSS Variables
======================================== */
:root {
    /* Neumorphism Colors */
    --primary-bg: #e8e4f3;
    --primary-gradient: linear-gradient(135deg, #fbc2eb 0%, #a6c1ee 100%);
    --card-bg: #e8e4f3;
    --text-primary: #2d2a3e;
    --text-secondary: #6b6878;
    --accent-pink: #ff6b9d;
    --accent-purple: #a855f7;
    --accent-blue: #60a5fa;
    
    /* Neumorphism Shadows */
    --shadow-light: #ffffff;
    --shadow-dark: #d1cde0;
    --shadow-neumorphic: 12px 12px 24px var(--shadow-dark), -12px -12px 24px var(--shadow-light);
    --shadow-neumorphic-inset: inset 8px 8px 16px var(--shadow-dark), inset -8px -8px 16px var(--shadow-light);
    --shadow-neumorphic-hover: 16px 16px 32px var(--shadow-dark), -16px -16px 32px var(--shadow-light);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 50%;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========================================
   Reset & Base Styles
======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans JP', sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--primary-bg);
    overflow-x: hidden;
    position: relative;
}

/* Gradient Background Overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0.15;
    z-index: -1;
    pointer-events: none;
}

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

a:hover {
    color: var(--accent-pink);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   Loading Overlay
======================================== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-overlay.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    background: var(--primary-bg);
    box-shadow: var(--shadow-neumorphic-inset);
    position: relative;
    animation: pulse 1.5s ease-in-out infinite;
}

.loader::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary-gradient);
    animation: rotate 2s linear infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ========================================
   Floating Orbs Background
======================================== */
.floating-orbs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.orb {
    position: absolute;
    border-radius: var(--radius-full);
    background: radial-gradient(circle, rgba(255, 107, 157, 0.3), rgba(168, 85, 247, 0.1));
    filter: blur(40px);
    animation: float 20s ease-in-out infinite;
}

.orb:nth-child(1) {
    width: 300px;
    height: 300px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.orb:nth-child(2) {
    width: 400px;
    height: 400px;
    top: 60%;
    right: 10%;
    animation-delay: 5s;
}

.orb:nth-child(3) {
    width: 250px;
    height: 250px;
    bottom: 20%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

/* ========================================
   Header
======================================== */
.site-header {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    position: relative;
    opacity: 0;
    animation: fadeInDown 0.8s ease forwards;
    animation-delay: 0.2s;
}

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

.site-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.site-title a {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.site-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ========================================
   Container
======================================== */
.site-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ========================================
   Post Grid
======================================== */
.post-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

/* ========================================
   Post Card (Neumorphic Style)
======================================== */
.post-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-neumorphic);
    overflow: hidden;
    transition: all var(--transition-normal);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
    position: relative;
}

.post-card:hover {
    box-shadow: var(--shadow-neumorphic-hover);
    transform: translateY(-8px);
}

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

.post-card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.post-card:hover .post-card-image img {
    transform: scale(1.08);
}

.post-card-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, rgba(232, 228, 243, 0.9), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.post-card:hover .post-card-image::after {
    opacity: 1;
}

.post-card-content {
    padding: var(--spacing-lg);
}

.post-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.post-card-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.post-card-meta svg {
    opacity: 0.7;
}

.post-card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-neumorphic);
    color: var(--text-primary);
    font-weight: 600;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.post-card-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 0;
}

.post-card-link:hover::before {
    opacity: 0.2;
}

.post-card-link:hover {
    box-shadow: var(--shadow-neumorphic-inset);
    color: var(--accent-purple);
}

.post-card-link span,
.post-card-link svg {
    position: relative;
    z-index: 1;
}

/* ========================================
   Pagination
======================================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-2xl) 0;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 50px;
    height: 50px;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-neumorphic);
    color: var(--text-primary);
    font-weight: 600;
    transition: all var(--transition-normal);
}

.pagination a:hover {
    box-shadow: var(--shadow-neumorphic-inset);
    color: var(--accent-purple);
}

.pagination .current {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-neumorphic-hover);
}

/* ========================================
   Single Post
======================================== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    background: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-neumorphic);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--accent-purple);
}

.single-post {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-neumorphic);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.single-post-header {
    margin-bottom: var(--spacing-xl);
}

.single-post-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    line-height: 1.3;
}

.single-post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.single-post-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Genre Tags */
.genre-tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md) 0;
}

.genre-tag {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-neumorphic);
    color: var(--accent-purple);
    font-size: 0.9rem;
    font-weight: 600;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.genre-tag:hover {
    box-shadow: var(--shadow-neumorphic-inset);
    color: var(--accent-pink);
}

.single-post-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-primary);
}

.single-post-content p {
    margin-bottom: var(--spacing-md);
}

.single-post-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: var(--spacing-xl) 0 var(--spacing-md);
    color: var(--text-primary);
}

.single-post-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: var(--spacing-lg) 0 var(--spacing-sm);
    color: var(--text-primary);
}

/* ========================================
   Related Posts
======================================== */
.related-posts {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-neumorphic);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.related-posts-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
    display: flex;
    align-items: center;
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

/* ========================================
   Footer
======================================== */
.site-footer {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-md);
    margin-top: var(--spacing-2xl);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

/* ========================================
   Scroll to Top Button
======================================== */
.scroll-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 56px;
    height: 56px;
    background: var(--card-bg);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-neumorphic);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 1000;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    box-shadow: var(--shadow-neumorphic-hover);
    transform: translateY(-4px);
}

.scroll-to-top svg {
    color: var(--accent-purple);
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 768px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
    }
    
    .site-header {
        padding: var(--spacing-xl) var(--spacing-sm);
    }
    
    .site-title {
        font-size: 1.75rem;
    }
    
    .site-description {
        font-size: 0.95rem;
    }
    
    .site-container {
        padding: 0 var(--spacing-md);
    }
    
    .post-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .single-post {
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
    }
    
    .single-post-title {
        font-size: 1.3rem;
        line-height: 1.4;
    }
    
    .single-post-meta {
        flex-direction: column;
        gap: var(--spacing-xs);
        font-size: 0.85rem;
    }
    
    /* ジャンルタグをコンパクトに */
    .genre-tags-container {
        gap: 0.3rem;
        margin-bottom: var(--spacing-md);
        padding: 0.5rem 0;
    }
    
    .genre-tag {
        padding: 0.25rem 0.6rem;
        font-size: 0.75rem;
        border-radius: 6px;
    }
    
    /* 作品リンクを強調 */
    .single-post-content a {
        display: inline-block;
        padding: 1rem 2rem;
        margin: 1.5rem 0;
        background: linear-gradient(135deg, var(--accent-pink), var(--accent-purple));
        color: white !important;
        text-align: center;
        border-radius: var(--radius-md);
        font-weight: 700;
        font-size: 1.1rem;
        box-shadow: 0 4px 15px rgba(255, 107, 157, 0.4);
        text-decoration: none;
        transition: all 0.3s ease;
    }
    
    .single-post-content a:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(255, 107, 157, 0.6);
    }
    
    .related-posts {
        padding: var(--spacing-md);
        border-radius: var(--radius-md);
    }
    
    .related-posts-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .breadcrumb {
        padding: var(--spacing-sm);
        font-size: 0.8rem;
    }
    
    .scroll-to-top {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
        width: 48px;
        height: 48px;
    }
}

@media (max-width: 480px) {
    .site-header {
        padding: var(--spacing-md) var(--spacing-sm);
    }
    
    .site-container {
        padding: 0 var(--spacing-sm);
    }
    
    .post-card {
        border-radius: var(--radius-md);
    }
    
    .post-card-content {
        padding: var(--spacing-sm);
    }
    
    .post-card-title {
        font-size: 1rem;
    }
    
    .single-post {
        padding: var(--spacing-sm);
    }
    
    .single-post-title {
        font-size: 1.2rem;
    }
    
    /* ジャンルタグをさらに小さく */
    .genre-tags-container {
        gap: 0.25rem;
        margin-bottom: var(--spacing-sm);
        padding: 0.3rem 0;
    }
    
    .genre-tag {
        padding: 0.2rem 0.5rem;
        font-size: 0.7rem;
        border-radius: 4px;
    }
    
    /* 作品リンクをさらに目立たせる */
    .single-post-content a {
        display: block;
        width: 100%;
        padding: 1.2rem;
        margin: 1.5rem 0;
        font-size: 1.15rem;
        box-shadow: 0 6px 20px rgba(255, 107, 157, 0.5);
    }
    
    .pagination {
        gap: var(--spacing-xs);
    }
    
    .pagination a,
    .pagination span {
        min-width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }
    
    .breadcrumb {
        padding: 0.5rem;
        font-size: 0.75rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .related-posts-title {
        font-size: 1.2rem;
    }
}

/* ========================================
   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;
}

*:focus-visible {
    outline: 3px solid var(--accent-purple);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ========================================
   Print Styles
======================================== */
@media print {
    body::before,
    .floating-orbs,
    .site-header,
    .site-footer,
    .scroll-to-top,
    .loading-overlay {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .single-post,
    .post-card {
        background: white;
        border: 1px solid #ddd;
        box-shadow: none;
    }
}