:root {
    --kamos-primary: #10B981;
    --kamos-accent: #FFD700;
    --kamos-bg-organic: #F8FAFC;
    --kamos-text: #1E293B;
    --kamos-shadow-soft: 0 10px 40px rgba(0, 0, 0, 0.04);
    --kamos-organic-bounce: cubic-bezier(0.4, 0, 0.2, 1.2);
}

#tag-cloud-container,
#wisdom-rings-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
}

#tag-cloud-container {
    z-index: -20;
}

#wisdom-rings-canvas {
    z-index: -10;
    opacity: 0.6;
}

body.shelf-page-organic {
    display: block !important;
    background-color: var(--kamos-bg-organic);
    color: var(--kamos-text);
    font-family: 'Noto Sans JP', sans-serif;
    margin: 0;
    padding-top: 8rem;
    /* Equivalent to pt-32 to clear fixed nav */
    overflow-x: hidden;
}

#bookshelf-container {
    margin-left: auto !important;
    margin-right: auto !important;
}

.shelf-header-organic {
    text-align: center;
    margin-bottom: 2rem;
    z-index: 10;
    position: relative;
}

.logo-text-organic {
    font-family: 'Josefin Sans', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #10B981 0%, #3B82F6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
    margin: 0;
}

.subtitle-text-organic {
    font-size: 0.9rem;
    letter-spacing: 0.3em;
    color: #94A3B8;
    text-transform: uppercase;
    margin-top: 0.2rem;
    margin-bottom: 2rem;
}

.shelf-controls-organic {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.sort-select-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: white;
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.05);
    color: #64748B;
}

.sort-select-organic {
    border: none;
    background: transparent;
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--kamos-text);
    cursor: pointer;
    outline: none;
    padding-right: 0.5rem;
}

/* Floating Tags */
.floating-tag {
    position: absolute;
    font-family: 'Josefin Sans', 'Noto Sans JP', sans-serif;
    color: #10B981;
    opacity: 0.08;
    font-size: 1.2rem;
    font-weight: 600;
    white-space: nowrap;
    transition: transform 30s linear;
    user-select: none;
}

/* Reading Card Grid Layout */
.shelf-grid-organic {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 3rem;
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    z-index: 5;
    position: relative;
}

.book-card-organic {
    background: white;
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    cursor: pointer;
    transition: transform 0.6s var(--kamos-organic-bounce), box-shadow 0.6s ease;
    will-change: transform;
}

.book-card-organic:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.08);
}

.card-cover-wrap {
    width: 100%;
    aspect-ratio: 2/3;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.card-cover-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.book-card-organic:hover .card-cover-wrap img {
    transform: scale(1.05);
}

.card-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.card-title {
    font-family: 'Josefin Sans', 'Noto Sans JP', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--kamos-text);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    line-clamp: 2;
    overflow: hidden;
}

.card-author {
    font-size: 0.85rem;
    color: #64748B;
    font-weight: 500;
}

.shelf-welcome {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 40px;
    box-shadow: var(--kamos-shadow-soft);
    z-index: 20;
}

/* Detail Peek Organic - Magistral Reading View */
.peek-overlay-organic {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(40px) saturate(180%);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 2vw;
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.peek-content-organic {
    background: white;
    max-width: 1200px;
    width: 100%;
    height: 90vh;
    border-radius: 48px;
    position: relative;
    box-shadow: 0 60px 120px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.04);
    overflow: hidden;
    display: flex;
    animation: slideIn 0.6s var(--kamos-organic-bounce);
}

@keyframes slideIn {
    from {
        transform: translateY(100px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.peek-layout {
    display: flex;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.peek-sidebar {
    flex: 0 0 380px;
    background: #F8FAFC;
    padding: 5rem 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-right: 1px solid rgba(0, 0, 0, 0.05);
    overflow-y: auto;
}

.peek-main-scroll {
    flex: 1;
    padding: 6rem 5rem;
    overflow-y: auto;
    background: white;
    scroll-behavior: smooth;
}

.peek-cover-wrap {
    width: 100%;
    max-width: 260px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 2.5rem;
    flex-shrink: 0;
}

.peek-cover-wrap img {
    width: 100%;
    display: block;
}

.peek-meta-sidebar {
    text-align: center;
}

.title-font {
    font-family: 'Josefin Sans', 'Noto Sans JP', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    margin: 0 0 1rem 0;
    line-height: 1.25;
}

.author-font {
    font-size: 1.1rem;
    color: #64748B;
    font-weight: 500;
}

.peek-actions {
    margin-top: 2.5rem;
    width: 100%;
}

.amazon-btn-organic {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: #FF9900;
    /* Amazon Identity but organic */
    color: white;
    text-decoration: none;
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 100px;
    width: 100%;
    transition: all 0.3s var(--kamos-organic-bounce);
    box-shadow: 0 10px 20px rgba(255, 153, 0, 0.2);
}

.amazon-btn-organic:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(255, 153, 0, 0.3);
    background: #FFAC33;
}

.amazon-btn-organic span {
    font-size: 1.25rem;
}

.organic-summary {
    font-size: 1.2rem;
    line-height: 2;
    color: #334155;
}

/* Markdown Reading Optimization */
.organic-summary h1,
.organic-summary h2,
.organic-summary h3 {
    font-family: 'Josefin Sans', 'Noto Sans JP', sans-serif;
    color: var(--kamos-text);
    margin: 2.5rem 0 1.25rem 0;
}

.organic-summary h1 {
    font-size: 2rem;
}

.organic-summary h2 {
    font-size: 1.6rem;
    border-bottom: 2px solid var(--kamos-primary);
    display: inline-block;
    padding-bottom: 4px;
}

.organic-summary h3 {
    font-size: 1.3rem;
}

.organic-summary p {
    margin-bottom: 1.5rem;
}

.organic-summary ul,
.organic-summary ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.organic-summary li {
    margin-bottom: 0.75rem;
}

.organic-summary blockquote {
    border-left: 4px solid #E2E8F0;
    padding-left: 1.5rem;
    color: #64748B;
    font-style: italic;
    margin: 2rem 0;
}

.close-btn-organic {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 110;
    transition: all 0.3s var(--kamos-organic-bounce);
}

.close-btn-organic:hover {
    transform: rotate(90deg) scale(1.1);
    background: white;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

@media (max-width: 1024px) {
    .peek-content-organic {
        max-width: 95vw;
        height: 95vh;
        border-radius: 24px;
    }

    .peek-layout {
        flex-direction: column;
        overflow-y: auto;
    }

    .peek-sidebar {
        flex: none;
        width: 100%;
        border-right: none;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        padding: 4rem 2rem 2rem 2rem;
    }

    .peek-main-scroll {
        padding: 3rem 2rem;
        overflow-y: visible;
    }

    .peek-cover-wrap {
        max-width: 180px;
        margin-bottom: 1.5rem;
    }

    .title-font {
        font-size: 1.6rem;
    }
}