@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700;800;900&family=EB+Garamond:ital,wght@0,400..800;1,400..800&family=Outfit:wght@300;400;500;600;700&display=swap');

/* --- Reset & Base Variables --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-body);
    transition: transform 0.2s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.2s ease, opacity 0.2s ease;
}

a {
    text-decoration: none;
}

:root {
    /* Theme (Obsidian Midnight Slate & Magic Runes) */
    --bg-main: #1a1d24;
    /* Obsidian base background */
    --card-bg: #1a1d24;
    /* Matches background for seamless neumorphism */
    --primary-accent: #a78bfa;
    /* Mystical violet accent */
    --secondary-accent: #818cf8;
    /* Magical indigo secondary accent */
    --text-primary: #f3f4f6;
    /* Soft linen white for high contrast */
    --text-secondary: #d1d5db;
    /* Cool gray secondary text */
    --text-muted: #9ca3af;
    /* Muted gray text */
    --primary-accent-rgb: 167, 139, 250;

    /* Tactile Neumorphic Shadows for Dark Mode (Obsidian Midnight Slate) */
    --neuo-outer: 6px 6px 14px #101217, -6px -6px 14px #242832;
    --neuo-inner: inset 4px 4px 10px #101217, inset -4px -4px 10px #242832;
    --neuo-btn-outer: 4px 4px 10px #101217, -4px -4px 10px #242832;
    --neuo-btn-hover: inset 3px 3px 8px #101217, inset -3px -3px 8px #242832;

    /* Seamed Book Border Colors */
    --border-color: #222630;
    /* Dark slate border */
    --border-inner-color: rgba(167, 139, 250, 0.15);
    /* Gilded violet border line */

    /* Gamification Colors */
    --color-success: #8da988;
    /* Soft vintage olive */
    --color-xp: #a78bfa;
    --color-danger: #ef4444;
    /* Vibrant danger */

    /* Font Families */
    --font-heading: 'Cinzel', serif;
    --font-body: 'Outfit', sans-serif;
    --font-book: 'EB Garamond', serif;

    /* Theme Specific Components (Dark Default) */
    --sidebar-bg: #14171d;
    --sidebar-border: 1px solid #1a1d24;
    --input-bg: #15171e;
    --input-border: 1px solid #222630;
    --btn-accent-text: #111827;
    --tome-rank-bg: rgba(167, 139, 250, 0.05);
    --tome-rank-border: 1px dashed rgba(167, 139, 250, 0.3);
    --quest-item-bg: #15171e;
    --quest-item-border: 1px solid #222630;
}

[data-theme="light"] {
    /* Cozy Coffee Shop Latte & Warm Aged Parchment */
    --bg-main: #e6e9ef;
    /* Sandstone base background */
    --card-bg: #e6e9ef;
    /* Matches background for seamless neumorphism */
    --primary-accent: #7c3aed;
    /* Rich royal purple */
    --secondary-accent: #4f46e5;
    /* Deep indigo secondary accent */
    --text-primary: #111827;
    /* Near-black espresso charcoal for maximum readability */
    --text-secondary: #374151;
    /* Dark slate grey secondary */
    --text-muted: #6b7280;
    /* Muted slate grey text */
    --primary-accent-rgb: 124, 58, 237;

    /* Tactile Neumorphic Shadows for Light Mode (Sandstone/Stone Ceramic) */
    --neuo-outer: 6px 6px 14px #babbc1, -6px -6px 14px #ffffff;
    --neuo-inner: inset 4px 4px 10px #babbc1, inset -4px -4px 10px #ffffff;
    --neuo-btn-outer: 4px 4px 10px #babbc1, -4px -4px 10px #ffffff;
    --neuo-btn-hover: inset 3px 3px 8px #babbc1, inset -3px -3px 8px #ffffff;

    /* Seamed Book Border Colors */
    --border-color: #d1d6e0;
    /* Tan paper border */
    --border-inner-color: rgba(124, 58, 237, 0.12);
    /* Tan seamed thread line */

    /* Gamification Colors */
    --color-success: #4a7856;
    --color-xp: #7c3aed;
    --color-danger: #a23b2c;

    /* Theme Specific Components (Light Mode) */
    --sidebar-bg: #dde1e8;
    --sidebar-border: 1px solid #e6e9ef;
    --input-bg: #e0e3ea;
    --input-border: 1px solid #d1d6e0;
    --btn-accent-text: #ffffff;
    --tome-rank-bg: rgba(124, 58, 237, 0.05);
    --tome-rank-border: 1px dashed rgba(124, 58, 237, 0.3);
    --quest-item-bg: #e0e3ea;
    --quest-item-border: 1px solid #d1d6e0;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* --- Floating Particle Canvas --- */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* --- Scrollbar Customization --- */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(212, 163, 115, 0.25);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-accent);
    box-shadow: 0 0 8px var(--secondary-accent);
}

/* --- Typography --- */
h1,
h2,
h3,
h4,
.serif-font {
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
    color: var(--text-primary);
}

p,
.book-description,
.quest-desc,
.toc-row,
.wishlist-item,
.details-metadata-list span {
    font-family: var(--font-book);
}

.glowing-text {
    text-shadow: 0 0 10px rgba(var(--primary-accent-rgb), 0.35);
    color: var(--primary-accent) !important;
}

/* --- Premium Neumorphic Bento Cards --- */
.bento-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    box-shadow: var(--neuo-outer);
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.bento-card::before {
    display: none;
}

/* Aged hot-stamped double border outline inside card */
.bento-card::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 6px;
    right: 6px;
    bottom: 6px;
    border: 1px solid var(--border-inner-color);
    pointer-events: none;
    border-radius: 9px;
    opacity: 0.65;
    z-index: 1;
}

.bento-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .bento-card:hover {
    box-shadow: 0 12px 28px rgba(127, 85, 57, 0.12);
}

/* --- Premium Vintage Buttons --- */
.magic-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--primary-accent);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 15px;
    padding: 12px 20px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: var(--neuo-btn-outer);
    transition: transform 0.2s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.2s cubic-bezier(0.25, 0.8, 0.25, 1), background-color 0.2s ease;
    background-clip: padding-box;
}

.magic-btn:hover {
    background: rgba(var(--primary-accent-rgb), 0.08);
    color: var(--primary-accent);
    box-shadow: var(--neuo-btn-hover);
    transform: translateY(-1px);
}

.magic-btn:active {
    transform: translateY(1px);
    box-shadow: var(--neuo-inner);
}

.magic-btn-accent {
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    border: 1px solid transparent;
    color: var(--btn-accent-text) !important;
    font-family: var(--font-heading);
    font-weight: 800;
    box-shadow: 4px 4px 12px rgba(var(--primary-accent-rgb), 0.2), var(--neuo-btn-outer);
    transition: transform 0.2s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.2s cubic-bezier(0.25, 0.8, 0.25, 1), background 0.2s ease;
    background-clip: padding-box;
}

.magic-btn-accent:hover {
    background: linear-gradient(135deg, var(--secondary-accent), var(--primary-accent));
    color: var(--btn-accent-text) !important;
    box-shadow: 6px 6px 18px rgba(var(--primary-accent-rgb), 0.35), var(--neuo-btn-outer);
    transform: translateY(-2px);
}

.magic-btn-accent:active {
    transform: translateY(1px);
    box-shadow: 2px 2px 6px rgba(var(--primary-accent-rgb), 0.15), var(--neuo-inner);
}

/* --- Premium Vintage Input Fields --- */
.magic-input {
    width: 100%;
    box-sizing: border-box;
    background: var(--input-bg);
    border: var(--input-border);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 12px 18px;
    font-weight: 500;
    font-size: 16px;
    outline: none;
    box-shadow: var(--neuo-inner);
    transition: all 0.2s ease;
}

.magic-input::placeholder {
    color: var(--text-muted);
    opacity: 0.85;
}

.magic-input:focus {
    border-color: var(--primary-accent);
    box-shadow: var(--neuo-inner), 0 0 8px rgba(var(--primary-accent-rgb), 0.25);
}

.magic-input option {
    background-color: var(--card-bg);
    color: var(--text-primary);
}

/* --- Sidebar --- */
aside {
    width: 260px;
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    background: var(--sidebar-bg);
    border-right: var(--sidebar-border);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    margin-bottom: 40px;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: rgba(var(--primary-accent-rgb), 0.1);
    border: 1px solid var(--primary-accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-accent);
    font-size: 18px;
    box-shadow: 0 0 10px rgba(var(--primary-accent-rgb), 0.2);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 900;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: auto;
}

.nav-item a {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 18px;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 16px;
    border: 1px solid transparent;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.nav-item a i {
    font-size: 16px;
    color: var(--primary-accent);
}

.nav-item.active a {
    background: var(--card-bg);
    color: var(--primary-accent);
    border: 1px solid var(--border-color);
    box-shadow: var(--neuo-inner);
}

.nav-item:not(.active) a:hover {
    color: var(--text-primary);
    background: rgba(var(--primary-accent-rgb), 0.08);
    border: 1px dashed rgba(var(--primary-accent-rgb), 0.25);
}

.sidebar-footer {
    padding: 10px 0;
}

.tome-rank-card {
    background: var(--tome-rank-bg);
    border: var(--tome-rank-border);
    border-radius: 10px;
    padding: 15px;
    text-align: center;
}

.tome-rank-card p {
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tome-rank-card h4 {
    font-size: 18px;
    font-weight: 800;
    margin-top: 5px;
    color: var(--primary-accent);
}

/* --- Layout Container --- */
main {
    margin-left: 260px;
    width: calc(100% - 260px);
    padding: 40px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* --- Header Section --- */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    gap: 20px;
}

.header-title h1 {
    font-size: 30px;
    font-weight: 900;
    margin-bottom: 4px;
    text-transform: uppercase;
}

.header-title p {
    font-size: 14px;
    color: var(--text-secondary);
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

.search-box {
    position: relative;
    width: 280px;
}

.search-box input {
    width: 100%;
    padding: 10px 18px 10px 45px;
}

.search-box i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-accent);
    font-size: 14px;
}

.theme-toggle {
    width: 42px;
    height: 42px;
    border-radius: 8px;
}

/* --- Bento Grid Dashboard (Dashboard View) --- */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 25px;
    width: 100%;
}

/* Panel 1: Profile & RPG Stats */
.card-profile {
    grid-column: span 6;
    display: flex;
    gap: 25px;
    align-items: center;
}

.profile-avatar-circle {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    border: 2px solid var(--primary-accent);
    box-shadow: 0 0 15px rgba(var(--primary-accent-rgb), 0.3);
    overflow: hidden;
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-details {
    flex-grow: 1;
}

.profile-meta-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.profile-details h2 {
    font-size: 22px;
    font-weight: 900;
    margin-bottom: 4px;
}

.profile-details .title-tag {
    font-size: 11px;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--primary-accent);
    margin-bottom: 12px;
    display: inline-block;
}

.xp-progress-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
}

.xp-label {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.xp-track {
    height: 10px;
    background: var(--input-bg);
    border-radius: 10px;
    border: var(--input-border);
    box-shadow: var(--neuo-inner);
    overflow: hidden;
}

.xp-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent));
    box-shadow: 0 0 8px rgba(var(--primary-accent-rgb), 0.4);
    border-radius: 10px;
    transition: width 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Panel 2: Quick Stat Tiles */
.card-stats {
    grid-column: span 6;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
}

/* Panel 3: Library Insights */
.card-insights {
    grid-column: span 6;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* Panel 4: Annual Challenge */
.card-challenge {
    grid-column: span 3;
    display: flex;
    flex-direction: column;
    gap: 12px;
    justify-content: space-between;
}

/* Panel 5: Wishlist */
.card-wishlist {
    grid-column: span 3;
}

/* Panel 6: Recent Activity History */
.card-timeline {
    grid-column: span 12;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.stat-tile {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: var(--neuo-outer);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 15px;
    text-align: center;
    transition: all 0.2s ease;
}

.stat-tile:hover {
    background: rgba(var(--primary-accent-rgb), 0.04);
    border-color: var(--primary-accent);
}

.stat-tile h4 {
    font-size: 26px;
    font-weight: 900;
    color: var(--primary-accent);
}

.stat-tile p {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 5px;
}

/* Panel 3: Reading Quest Log */
.card-quests {
    grid-column: span 3;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.card-title {
    font-size: 16px;
    font-weight: 800;
    text-transform: uppercase;
    border-bottom: 1px dashed rgba(var(--primary-accent-rgb), 0.2);
    padding-bottom: 10px;
    margin-bottom: 5px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.quest-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
    max-height: 250px;
}

.quest-item {
    background: var(--quest-item-bg);
    border: var(--quest-item-border);
    border-radius: 10px;
    box-shadow: var(--neuo-outer);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: relative;
    transition: all 0.2s ease;
}

.quest-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.quest-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}

.quest-reward {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-accent);
    text-transform: uppercase;
}

.quest-desc {
    font-size: 15px;
    color: var(--text-secondary);
}

.quest-claim-btn {
    padding: 6px 12px;
    font-size: 12px;
    align-self: flex-end;
}

/* Panel 4: Currently Reading focus */
.card-current {
    grid-column: span 6;
    display: flex;
    gap: 25px;
}

.current-cover {
    width: 110px;
    height: 160px;
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.current-details {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.current-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-primary);
    text-transform: uppercase;
}

.current-author {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.study-progress-section {
    margin-top: 15px;
}

.study-log-row {
    display: flex;
    gap: 10px;
    margin-top: 12px;
}

.study-log-input {
    width: 80px;
    padding: 8px 12px;
    font-size: 12px;
}

/* Panel 5: Achievements Vault */
.card-achievements {
    grid-column: span 3;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.badge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.badge-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    cursor: help;
}

.badge-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--neuo-outer);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.badge-item.unlocked .badge-icon {
    background: var(--card-bg);
    border: 1px solid var(--primary-accent);
    color: var(--primary-accent);
    box-shadow: var(--neuo-outer), 0 0 12px rgba(var(--primary-accent-rgb), 0.3);
}

.badge-item .tooltip {
    position: absolute;
    bottom: 110%;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: var(--neuo-outer);
    padding: 8px;
    width: 140px;
    text-align: center;
    font-size: 10px;
    color: var(--text-primary);
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: all 0.2s ease;
    z-index: 100;
}

.badge-item:hover .tooltip {
    opacity: 1;
    transform: translateY(0);
}

/* Panel 6: Reading Rune Map (Heatmap) */
.card-heatmap {
    grid-column: span 9;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.rune-map-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    overflow-x: auto;
    padding: 5px 0;
}

.rune-grid {
    display: grid;
    grid-template-columns: repeat(26, 12px);
    /* 26 weeks */
    grid-template-rows: repeat(7, 12px);
    /* 7 days */
    gap: 5px;
}

.rune-day {
    width: 12px;
    height: 12px;
    border-radius: 3px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    position: relative;
}

[data-theme="light"] .rune-day {
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
}

.rune-day.level-1 {
    background: rgba(var(--primary-accent-rgb), 0.25);
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.rune-day.level-2 {
    background: rgba(var(--primary-accent-rgb), 0.65);
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.rune-day.level-3 {
    background: var(--primary-accent);
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.3), 0 0 5px rgba(var(--primary-accent-rgb), 0.5);
}

.rune-day:hover {
    transform: scale(1.3);
    z-index: 10;
}

.rune-legend {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    font-size: 10px;
    color: var(--text-secondary);
    align-items: center;
}

.rune-legend-box {
    width: 10px;
    height: 10px;
    border-radius: 2px;
}

/* Panel 7: Wishlist Vault */
.card-wishlist {
    grid-column: span 3;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.wishlist-scroller {
    overflow-y: auto;
    max-height: 250px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.wishlist-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: var(--neuo-outer);
    padding: 10px 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s ease;
}

.wish-price-badge {
    padding: 4px 8px;
    font-size: 11px;
    font-weight: 800;
    border-radius: 6px;
    background: var(--input-bg);
    color: var(--primary-accent);
    border: 1px solid var(--border-color);
    box-shadow: var(--neuo-btn-outer);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* --- Library Layout --- */
.card-catalog {
    width: 100%;
}

.shelf-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
}

.shelf-filters {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.filter-btn {
    font-size: 12px;
    padding: 8px 16px;
    border-radius: 20px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    box-shadow: var(--neuo-btn-outer);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent));
    color: var(--btn-accent-text);
    border: none;
    box-shadow: var(--neuo-inner), 0 0 8px rgba(var(--primary-accent-rgb), 0.3);
}

/* --- Book Grid --- */
.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.book-card {
    height: 440px;
    display: flex;
    flex-direction: column;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 20px;
    box-shadow: var(--neuo-outer);
    position: relative;
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease;
}

.book-card::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border: 1px solid var(--border-inner-color);
    pointer-events: none;
    border-radius: 9px;
    opacity: 0.65;
    z-index: 1;
}

.book-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.45);
}

[data-theme="light"] .book-card:hover {
    box-shadow: 0 12px 28px rgba(127, 85, 57, 0.12);
}

.book-cover-container {
    height: 185px;
    border-radius: 10px;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--input-bg);
    box-shadow: var(--neuo-inner);
    border: 1px solid var(--border-color);
    overflow: hidden;
    position: relative;
    z-index: 2;
}

.book-cover-mock {
    width: 105px;
    height: 148px;
    border-radius: 4px 6px 6px 4px;
    border: 1px solid rgba(var(--primary-accent-rgb), 0.5);
    /* Gold foil outline inside border */
    outline: 1px solid rgba(var(--primary-accent-rgb), 0.3);
    outline-offset: -4px;
    box-shadow: 5px 8px 16px rgba(0, 0, 0, 0.55), inset 12px 0 15px -5px rgba(0, 0, 0, 0.6), inset -3px 0 10px rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 15px 8px;
    color: #ffffff;
    position: relative;
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), border-color 0.4s ease;
}

/* Spine binding effect for grimoire look */
.book-cover-mock::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 8px;
    height: 100%;
    background: rgba(0, 0, 0, 0.35);
    border-right: 1px solid rgba(var(--primary-accent-rgb), 0.25);
    z-index: 2;
}

.book-card:hover .book-cover-mock {
    transform: translateY(-4px) rotate(3deg) scale(1.05);
    box-shadow: 8px 15px 25px rgba(0, 0, 0, 0.7), inset 12px 0 15px -5px rgba(0, 0, 0, 0.6);
    border-color: var(--secondary-accent);
}

.book-cover-title {
    font-family: var(--font-heading);
    font-size: 10px;
    font-weight: 700;
    line-height: 1.3;
    text-align: center;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    text-transform: uppercase;
    color: var(--text-primary);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
    padding: 0 4px;
    z-index: 3;
}

.book-cover-emblem {
    font-size: 20px;
    color: var(--secondary-accent);
    filter: drop-shadow(0 0 4px rgba(var(--primary-accent-rgb), 0.6));
    margin: 8px 0;
    z-index: 3;
}

.book-cover-author {
    font-size: 7.5px;
    font-weight: 600;
    text-align: center;
    opacity: 0.85;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--primary-accent);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
    z-index: 3;
}

.book-genre-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--neuo-btn-outer);
    color: var(--primary-accent);
    letter-spacing: 0.5px;
    z-index: 5;
}

.book-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: auto;
    z-index: 2;
}

.book-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 800;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    text-transform: uppercase;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.book-author {
    font-family: var(--font-book);
    font-size: 15px;
    color: var(--text-secondary);
    font-weight: 500;
}

.rating-stars {
    display: flex;
    gap: 4px;
    font-size: 15px;
    color: rgba(var(--primary-accent-rgb), 0.2);
}

.rating-stars i.filled {
    color: var(--primary-accent);
    filter: drop-shadow(0 0 4px rgba(var(--primary-accent-rgb), 0.5));
}

.rating-stars i {
    cursor: pointer;
}

.book-progress {
    margin-top: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.progress-track {
    height: 8px;
    border-radius: 8px;
    background: var(--input-bg);
    border: var(--input-border);
    box-shadow: var(--neuo-inner);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-accent), var(--secondary-accent));
    box-shadow: 0 0 6px rgba(var(--primary-accent-rgb), 0.4);
    border-radius: 8px;
    position: relative;
}

.progress-bar::after {
    display: none;
}

.book-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    padding-top: 12px;
    border-top: 1px solid rgba(var(--primary-accent-rgb), 0.1);
    z-index: 2;
}

.action-btn {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: 50%;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--neuo-btn-outer);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.action-btn:hover {
    color: var(--primary-accent);
    background: rgba(var(--primary-accent-rgb), 0.08);
    border-color: var(--primary-accent);
    box-shadow: var(--neuo-btn-hover);
}

.action-btn:active {
    box-shadow: var(--neuo-inner);
}

.action-btn.fav.active {
    color: var(--color-danger);
    border-color: var(--color-danger);
    background: rgba(178, 83, 62, 0.05);
    box-shadow: var(--neuo-inner), 0 0 8px rgba(178, 83, 62, 0.2);
}

.action-btn.delete-btn:hover {
    color: var(--color-danger);
    border-color: var(--color-danger);
    background: rgba(178, 83, 62, 0.05);
    box-shadow: var(--neuo-btn-hover);
}

/* --- Modals --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(26, 18, 12, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-content {
    width: 500px;
    max-width: 90%;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    box-shadow: var(--neuo-outer);
    padding: 24px;
    position: relative;
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-content::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border: 1px solid var(--border-inner-color);
    pointer-events: none;
    border-radius: 9px;
    opacity: 0.65;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    z-index: 2;
    position: relative;
}

.modal-header h2 {
    font-size: 20px;
    font-weight: 800;
}

.close-modal-btn {
    width: 34px;
    height: 34px;
    padding: 0;
    border-radius: 50%;
}

.form-group {
    margin-bottom: 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 2;
    position: relative;
}

.form-group label {
    font-size: 12px;
    font-family: var(--font-heading);
    color: var(--primary-accent);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    z-index: 2;
    position: relative;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 15px;
    margin-top: 25px;
    z-index: 2;
    position: relative;
}

/* --- Level Up Notification Modal Overlay --- */
.levelup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 18, 12, 0.85);
    backdrop-filter: blur(15px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.levelup-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.levelup-content {
    text-align: center;
    max-width: 400px;
    padding: 40px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    box-shadow: var(--neuo-outer), 0 0 30px rgba(var(--primary-accent-rgb), 0.3);
    position: relative;
    overflow: hidden;
    transform: scale(0.8);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.levelup-content::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 6px;
    right: 6px;
    bottom: 6px;
    border: 1px solid var(--border-inner-color);
    pointer-events: none;
    border-radius: 9px;
    opacity: 0.65;
}

.levelup-overlay.active .levelup-content {
    transform: scale(1);
}

.levelup-icon {
    font-size: 60px;
    color: var(--primary-accent);
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
    animation: gold-pulse 1.5s infinite;
}

@keyframes gold-pulse {
    0% {
        transform: scale(1);
        filter: drop-shadow(0 0 5px rgba(var(--primary-accent-rgb), 0.3));
    }

    50% {
        transform: scale(1.1);
        filter: drop-shadow(0 0 15px rgba(var(--primary-accent-rgb), 0.8));
    }

    100% {
        transform: scale(1);
        filter: drop-shadow(0 0 5px rgba(var(--primary-accent-rgb), 0.3));
    }
}

/* --- Toast Notifications --- */
.toast-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 1100;
}

.toast {
    padding: 15px 25px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-radius: 8px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 13px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    box-shadow: var(--neuo-outer);
    transform: translateY(20px);
    opacity: 0;
    animation: slideIn 0.3s forwards, fadeOut 0.3s 2.7s forwards;
}

.toast.success {
    background: var(--card-bg);
    color: var(--color-success);
    border-left: 4px solid var(--color-success);
}

.toast.error {
    background: var(--card-bg);
    color: var(--color-danger);
    border-left: 4px solid var(--color-danger);
}

.toast.info {
    background: var(--card-bg);
    color: var(--primary-accent);
    border-left: 4px solid var(--primary-accent);
}

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

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

/* --- Details Grid Layouts --- */
.card-details-left {
    grid-column: span 5;
}

.card-details-right {
    grid-column: span 7;
}

.card-transmute-left {
    grid-column: span 7;
}

.card-transmute-right {
    grid-column: span 5;
}

/* --- Responsive Adaptations --- */
@media (max-width: 1200px) {
    .bento-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .card-profile {
        grid-column: span 6;
    }

    .card-stats {
        grid-column: span 6;
        grid-template-columns: repeat(2, 1fr);
    }

    .card-insights {
        grid-column: span 6;
    }

    .card-challenge {
        grid-column: span 3;
    }

    .card-wishlist {
        grid-column: span 3;
    }

    .card-timeline {
        grid-column: span 6;
    }

    .card-quests {
        grid-column: span 3;
    }

    .card-current {
        grid-column: span 6;
    }

    .card-achievements {
        grid-column: span 3;
    }

    .card-heatmap {
        grid-column: span 6;
    }

    .card-catalog {
        grid-column: span 6;
    }

    .card-details-left,
    .card-details-right,
    .card-transmute-left,
    .card-transmute-right,
    .card-editor-left,
    .card-editor-right {
        grid-column: span 6;
    }
}

@media (max-width: 1024px) {
    aside {
        width: 80px;
        padding: 20px 10px;
    }

    .logo-text,
    .tome-rank-card,
    .nav-item span {
        display: none;
    }

    .logo-container {
        justify-content: center;
        margin-bottom: 30px;
    }

    .nav-item a {
        justify-content: center;
        padding: 12px;
    }

    main {
        margin-left: 80px;
        width: calc(100% - 80px);
        padding: 25px;
    }
}

@media (max-width: 768px) {
    body {
        flex-direction: column;
    }

    aside {
        width: 100%;
        height: 60px;
        position: fixed;
        bottom: 0;
        top: auto;
        left: 0;
        padding: 5px 15px;
        flex-direction: row;
        border-right: none;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }

    .logo-container,
    .tome-rank-card {
        display: none;
    }

    .nav-menu {
        flex-direction: row;
        width: 100%;
        justify-content: space-around;
        margin: 0;
    }

    .nav-item a {
        padding: 10px;
    }

    main {
        margin-left: 0;
        width: 100%;
        padding: 20px;
        padding-bottom: 90px;
    }

    header {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }

    .header-controls {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr auto auto;
        align-items: center;
        gap: 15px;
    }

    .search-box {
        width: 100%;
    }

    .bento-grid {
        grid-template-columns: 1fr;
    }

    .card-profile,
    .card-stats,
    .card-quests,
    .card-current,
    .card-achievements,
    .card-heatmap,
    .card-wishlist,
    .card-catalog,
    .card-details-left,
    .card-details-right,
    .card-transmute-left,
    .card-transmute-right,
    .card-editor-left,
    .card-editor-right,
    .card-insights,
    .card-challenge,
    .card-timeline {
        grid-column: span 1 !important;
        grid-row: span 1 !important;
    }

    .card-profile {
        flex-direction: column;
        text-align: center;
    }

    .profile-meta-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 12px;
        width: 100%;
    }

    .profile-meta-container > div {
        text-align: center !important;
    }

    .xp-label {
        flex-direction: column;
        align-items: center;
        gap: 4px;
    }

    .card-stats {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .card-current {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .card-stats {
        grid-template-columns: 1fr !important;
    }

    .header-controls {
        grid-template-columns: 1fr auto auto;
        gap: 12px;
    }

    .search-box {
        grid-column: span 3;
        width: 100%;
    }

    .theme-toggle {
        grid-column: 2;
    }

    .profile-avatar {
        grid-column: 3;
    }

    .shelf-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        text-align: center;
    }

    .shelf-title {
        text-align: center;
        width: 100%;
    }

    .add-book-trigger {
        width: 100%;
        justify-content: center;
    }

    .book-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .book-card {
        padding: 15px;
        height: auto;
        min-height: 420px;
    }

    .book-cover-container {
        height: 160px;
        margin-bottom: 12px;
    }
}

/* Remove up/down spinner buttons from number inputs */
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type=number] {
    -moz-appearance: textfield;
}

/* Hide scrollbar for bento scrollers (Wishlist, Quests, and Tome Index) */
.wishlist-scroller::-webkit-scrollbar,
.quest-list::-webkit-scrollbar,
#contents-list::-webkit-scrollbar {
    display: none;
}

.wishlist-scroller,
.quest-list,
#contents-list {
    -ms-overflow-style: none;
    /* IE and Edge */
    scrollbar-width: none;
    /* Firefox */
}

/* Catalog Card Hover pointer cursor */
.book-grid .book-card {
    cursor: pointer;
}

/* Metadata details lines in Tome Sanctum */
.details-metadata-list>div {
    border-bottom: 1px dashed rgba(var(--primary-accent-rgb), 0.15) !important;
}

[data-theme="light"] .details-metadata-list>div {
    border-bottom: 1px dashed rgba(var(--primary-accent-rgb), 0.25) !important;
}

/* Table of Contents & TOC entries list overrides */
#tome-index-list .wishlist-item,
#contents-list .toc-row {
    background: rgba(var(--primary-accent-rgb), 0.04) !important;
    border: 1px dashed rgba(var(--primary-accent-rgb), 0.25) !important;
    box-shadow: none !important;
    border-radius: 8px !important;
}

/* --- Custom File Upload Dropzone --- */
.file-upload-wrapper {
    position: relative;
    width: 100%;
}

.file-upload-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
    background: var(--input-bg);
    border: 2px dashed rgba(var(--primary-accent-rgb), 0.3);
    border-radius: 10px;
    cursor: pointer;
    text-align: center;
    box-shadow: var(--neuo-inner);
    transition: all 0.25s ease;
}

.file-upload-label:hover {
    border-color: var(--primary-accent);
    box-shadow: var(--neuo-inner), 0 0 0 1px rgba(var(--primary-accent-rgb), 0.2);
}

.file-upload-icon {
    font-size: 32px;
    color: var(--primary-accent);
    margin-bottom: 8px;
    transition: transform 0.2s ease;
}

.file-upload-label:hover .file-upload-icon {
    transform: translateY(-3px);
}

.file-upload-text {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.file-upload-subtext {
    font-size: 11px;
    color: var(--text-muted);
}

.file-upload-input {
    display: none;
    /* Hide default input */
}

/* File Preview Style */
.file-preview-container {
    margin-top: 10px;
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--neuo-inner);
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px;
    background: var(--input-bg);
}

.file-preview-container img {
    display: block;
    width: 60px;
    height: 85px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: var(--neuo-outer);
    border: 1px solid rgba(var(--primary-accent-rgb), 0.2);
    background: var(--card-bg);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.file-preview-container:hover img {
    transform: scale(1.03);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.remove-preview-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--color-danger);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: var(--neuo-btn-outer);
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.remove-preview-btn:hover {
    box-shadow: var(--neuo-btn-hover);
    color: var(--color-danger);
}

/* --- Tome Actions Responsive Layout --- */
.tome-actions {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(var(--primary-accent-rgb), 0.15);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
}

.tome-actions-right {
    display: flex;
    gap: 12px;
}

.tome-actions .delete-btn {
    border: 1px solid var(--border-color);
    color: var(--color-danger);
    background: var(--card-bg);
    box-shadow: var(--neuo-btn-outer);
}

.tome-actions .delete-btn:hover {
    box-shadow: var(--neuo-btn-hover);
    color: var(--color-danger);
}

@media (max-width: 600px) {
    .tome-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }

    .tome-actions-right {
        flex-direction: column;
        gap: 10px;
    }

    .tome-actions .magic-btn,
    .tome-actions-right .magic-btn,
    .tome-actions-right a.magic-btn {
        width: 100%;
        justify-content: center;
    }

    .tome-actions .delete-btn {
        order: 3;
        margin-top: 10px;
        border-top: 1px dashed rgba(255, 255, 255, 0.08);
        padding-top: 15px;
    }

    .tome-actions-right {
        order: 1;
    }

    .form-actions {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .form-actions .magic-btn {
        width: 100%;
        justify-content: center;
    }

    /* Reduce card padding to maximize space */
    .bento-card {
        padding: 16px !important;
    }

    /* Stack metadata rows vertically to prevent overflow */
    .details-metadata-list>div {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 4px;
        padding-bottom: 10px !important;
    }

    .details-metadata-list>div>span:first-child {
        font-size: 11px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    .details-metadata-list>div>span:last-child {
        font-size: 15px;
    }

    /* Stack form row columns vertically */
    .form-row {
        grid-template-columns: 1fr !important;
        gap: 12px;
    }
}

/* --- Redesigned Library Header & Controls --- */
.library-header-redesign {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
    width: 100%;
    margin-bottom: 20px;
}

.library-header-redesign .header-title {
    border-bottom: 1px solid rgba(var(--primary-accent-rgb), 0.15);
    padding-bottom: 15px;
}

.header-controls-container {
    display: flex;
    align-items: center;
    gap: 15px;
    width: 100%;
    flex-wrap: wrap;
}

.search-box-wrapper {
    position: relative;
    flex-grow: 1;
    min-width: 250px;
}

.search-box-wrapper .search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
}

.filter-input.search-input {
    width: 100%;
    padding: 12px 16px 12px 40px;
    background: var(--input-bg);
    border: var(--input-border);
    border-radius: 8px;
    box-shadow: var(--neuo-inner);
    color: var(--text-primary);
    font-size: 13px;
    outline: none;
    transition: all 0.2s ease;
}

.filter-input.search-input:focus {
    border-color: var(--primary-accent);
    box-shadow: var(--neuo-inner), 0 0 8px rgba(var(--primary-accent-rgb), 0.2);
}

.filter-dropdowns {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.select-wrapper {
    position: relative;
    min-width: 170px;
}

.select-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-accent);
    font-size: 13px;
    pointer-events: none;
}

/* --- Premium Custom Select Dropdowns --- */
.custom-select-container {
    position: relative;
    width: 100%;
}

.custom-select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 11px 16px 11px 36px;
    background: var(--input-bg);
    border: var(--input-border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: var(--neuo-inner);
    transition: all 0.2s ease;
    user-select: none;
}

[data-theme="light"] .custom-select-trigger {
    border: var(--input-border);
}

.custom-select-trigger:hover,
.custom-select-container.open .custom-select-trigger {
    color: var(--text-primary);
    border-color: var(--primary-accent);
    box-shadow: var(--neuo-inner), 0 0 8px rgba(var(--primary-accent-rgb), 0.2);
}

.custom-select-trigger .select-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-accent);
    font-size: 13px;
    pointer-events: none;
    display: block !important;
}

.custom-select-trigger .arrow-icon {
    color: var(--text-muted);
    font-size: 10px;
    transition: transform 0.2s ease;
}

.custom-select-container.open .custom-select-trigger .arrow-icon {
    transform: rotate(180deg);
}

.custom-select-options {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--neuo-outer);
    z-index: 1000;
    max-height: 220px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.98);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

[data-theme="light"] .custom-select-options {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: var(--neuo-outer);
}

.custom-select-container.open .custom-select-options {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Elevate z-index of parent containers when custom select is open to prevent stacking context clipping */
.form-group:has(.custom-select-container.open),
.form-row:has(.custom-select-container.open),
.select-wrapper:has(.custom-select-container.open),
.filter-dropdowns:has(.custom-select-container.open),
.form-group:has(.custom-datepicker-container.open) {
    z-index: 20 !important;
}

.custom-select-option {
    padding: 10px 16px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.custom-select-option:hover,
.custom-select-option.highlighted {
    background: rgba(var(--primary-accent-rgb), 0.12);
    color: var(--primary-accent);
}

.custom-select-option.active {
    background: rgba(var(--primary-accent-rgb), 0.2);
    color: var(--primary-accent);
    font-weight: 700;
}

/* Custom Scrollbar for Options List */
.custom-select-options::-webkit-scrollbar {
    width: 6px;
}

.custom-select-options::-webkit-scrollbar-track {
    background: transparent;
}

.custom-select-options::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

[data-theme="light"] .custom-select-options::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
}

/* Custom Select spacing overrides inside form-group */
.form-group .custom-select-trigger {
    padding: 12px 16px;
}

.select-wrapper::after {
    display: none !important;
}

.library-header-redesign .theme-toggle {
    margin-left: auto;
}

/* Responsive updates for the redesign container */
@media (max-width: 900px) {
    .header-controls-container {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-dropdowns {
        width: 100%;
    }

    .select-wrapper {
        flex-grow: 1;
    }

    .library-header-redesign .theme-toggle {
        margin-left: 0;
        width: 100%;
        justify-content: center;
    }
}

/* --- Modern Magical Preloader --- */
.preloader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-main);
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s cubic-bezier(0.25, 1, 0.5, 1), visibility 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.preloader-overlay.fade-out {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 100000;
}

.magic-preloader-spinner {
    position: relative;
    width: 120px;
    height: 120px;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.mystic-circle {
    position: absolute;
    width: 100%;
    height: 100%;
    transform-origin: center;
}

.mystic-circle .rot-clockwise {
    transform-origin: 50px 50px;
    animation: spin-clockwise 8s linear infinite;
}

.mystic-circle .rot-counter {
    transform-origin: 50px 50px;
    animation: spin-counter-clockwise 6s linear infinite;
}

.magic-preloader-spinner .core-icon {
    font-size: 32px;
    color: var(--primary-accent);
    animation: float-icon 2.5s ease-in-out infinite;
    filter: drop-shadow(0 0 10px rgba(var(--primary-accent-rgb), 0.5));
    display: flex;
    justify-content: center;
    align-items: center;
    width: 60px;
    height: 60px;
}

.preloader-title {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.preloader-progress-track {
    width: 180px;
    height: 3px;
    background: rgba(var(--primary-accent-rgb), 0.15);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    margin-bottom: 12px;
    border: 1px solid rgba(var(--primary-accent-rgb), 0.05);
}

.preloader-progress-bar {
    width: 0%;
    height: 100%;
    background: var(--primary-accent);
    box-shadow: 0 0 10px var(--primary-accent);
    border-radius: 4px;
    transition: width 0.2s ease-out;
}

.preloader-status {
    font-family: var(--font-book);
    font-size: 14px;
    color: var(--text-muted);
    font-style: italic;
    letter-spacing: 0.5px;
    min-height: 20px;
}

/* Page content entry animations */
body:not(.preloader-done) main {
    opacity: 0;
    transform: translateY(15px);
}

body:not(.preloader-done) aside {
    opacity: 0;
    transform: translateX(-15px);
}

body.preloader-done main {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

body.preloader-done aside {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

@keyframes spin-clockwise {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@keyframes spin-counter-clockwise {
    0% {
        transform: rotate(360deg);
    }

    100% {
        transform: rotate(0deg);
    }
}

@keyframes float-icon {

    0%,
    100% {
        transform: translateY(0);
        filter: drop-shadow(0 0 8px rgba(var(--primary-accent-rgb), 0.4));
    }

    50% {
        transform: translateY(-6px);
        filter: drop-shadow(0 0 16px rgba(var(--primary-accent-rgb), 0.7));
    }
}

/* --- Colorful Theme-Based Neumorphism Overrides --- */

/* 1. Card adjustments */
.bento-card {
    box-shadow: var(--neuo-outer);
    border: 1px solid rgba(var(--primary-accent-rgb), 0.08);
}

/* 2. Specific card colorful glowing neumorphic shadows */

/* Profile card - Gold glow */
.card-profile {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(167, 139, 250, 0.04);
}

.card-profile:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(167, 139, 250, 0.1);
}

[data-theme="light"] .card-profile {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(124, 58, 237, 0.05);
}

[data-theme="light"] .card-profile:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(124, 58, 237, 0.12);
}

/* Quests card - Magical Purple glow */
.card-quests {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(167, 139, 250, 0.04);
}

.card-quests:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(167, 139, 250, 0.1);
}

[data-theme="light"] .card-quests {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(124, 58, 237, 0.05);
}

[data-theme="light"] .card-quests:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(124, 58, 237, 0.12);
}

/* Current Reading Focus card - Forest Green glow */
.card-current {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(141, 169, 136, 0.05);
}

.card-current:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(141, 169, 136, 0.1);
}

[data-theme="light"] .card-current {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(74, 120, 86, 0.05);
}

[data-theme="light"] .card-current:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(74, 120, 86, 0.12);
}

/* Achievements card - Ruby Red glow */
.card-achievements {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(178, 83, 62, 0.05);
}

.card-achievements:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(178, 83, 62, 0.1);
}

[data-theme="light"] .card-achievements {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(162, 59, 44, 0.05);
}

[data-theme="light"] .card-achievements:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(162, 59, 44, 0.12);
}

/* Heatmap activity card - Sapphire Blue glow */
.card-heatmap {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(94, 158, 196, 0.05);
}

.card-heatmap:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(94, 158, 196, 0.1);
}

[data-theme="light"] .card-heatmap {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(94, 158, 196, 0.05);
}

[data-theme="light"] .card-heatmap:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(94, 158, 196, 0.12);
}

/* Wishlist card - Caramel glow */
.card-wishlist {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(167, 139, 250, 0.03);
}

.card-wishlist:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(167, 139, 250, 0.08);
}

[data-theme="light"] .card-wishlist {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(124, 58, 237, 0.05);
}

[data-theme="light"] .card-wishlist:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(124, 58, 237, 0.12);
}

/* 3. Book Details page cards */
.card-details-left {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(141, 169, 136, 0.05);
}

.card-details-left:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(141, 169, 136, 0.1);
}

[data-theme="light"] .card-details-left {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(74, 120, 86, 0.05);
}

[data-theme="light"] .card-details-left:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(74, 120, 86, 0.12);
}

.card-details-right {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(167, 139, 250, 0.04);
}

.card-details-right:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(167, 139, 250, 0.08);
}

[data-theme="light"] .card-details-right {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(124, 58, 237, 0.05);
}

[data-theme="light"] .card-details-right:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(124, 58, 237, 0.12);
}

/* 4. Transmute page cards */
.card-transmute-left {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(167, 139, 250, 0.04);
}

.card-transmute-left:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(167, 139, 250, 0.08);
}

[data-theme="light"] .card-transmute-left {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(124, 58, 237, 0.05);
}

[data-theme="light"] .card-transmute-left:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(124, 58, 237, 0.12);
}

.card-transmute-right {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(255, 255, 255, 0.03), 0 0 15px rgba(162, 91, 192, 0.05);
}

.card-transmute-right:hover {
    box-shadow: 10px 10px 24px #0e1015, -10px -10px 24px rgba(255, 255, 255, 0.05), 0 0 25px rgba(162, 91, 192, 0.1);
}

[data-theme="light"] .card-transmute-right {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 15px rgba(162, 91, 192, 0.05);
}

[data-theme="light"] .card-transmute-right:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 25px rgba(162, 91, 192, 0.12);
}

/* 5. Stat Tiles - Individual Custom Neumorphic Colors */
.card-stats .stat-tile:nth-child(1) {
    box-shadow: 4px 4px 12px #101217, -4px -4px 12px rgba(255, 255, 255, 0.02), 0 0 8px rgba(167, 139, 250, 0.03);
    border: 1px solid rgba(167, 139, 250, 0.12);
}

.card-stats .stat-tile:nth-child(2) {
    box-shadow: 4px 4px 12px #101217, -4px -4px 12px rgba(255, 255, 255, 0.02), 0 0 8px rgba(141, 169, 136, 0.03);
    border: 1px solid rgba(141, 169, 136, 0.12);
}

.card-stats .stat-tile:nth-child(3) {
    box-shadow: 4px 4px 12px #101217, -4px -4px 12px rgba(255, 255, 255, 0.02), 0 0 8px rgba(178, 83, 62, 0.03);
    border: 1px solid rgba(178, 83, 62, 0.12);
}

.card-stats .stat-tile:nth-child(4) {
    box-shadow: 4px 4px 12px #101217, -4px -4px 12px rgba(255, 255, 255, 0.02), 0 0 8px rgba(94, 158, 196, 0.03);
    border: 1px solid rgba(94, 158, 196, 0.12);
}

.card-stats .stat-tile:nth-child(1):hover {
    transform: translateY(-2px);
    box-shadow: 6px 6px 18px #090a0d, -6px -6px 18px rgba(255, 255, 255, 0.04), 0 0 15px rgba(167, 139, 250, 0.08);
}

.card-stats .stat-tile:nth-child(2):hover {
    transform: translateY(-2px);
    box-shadow: 6px 6px 18px #090a0d, -6px -6px 18px rgba(255, 255, 255, 0.04), 0 0 15px rgba(141, 169, 136, 0.08);
}

.card-stats .stat-tile:nth-child(3):hover {
    transform: translateY(-2px);
    box-shadow: 6px 6px 18px #090a0d, -6px -6px 18px rgba(255, 255, 255, 0.04), 0 0 15px rgba(178, 83, 62, 0.08);
}

.card-stats .stat-tile:nth-child(4):hover {
    transform: translateY(-2px);
    box-shadow: 6px 6px 18px #090a0d, -6px -6px 18px rgba(94, 158, 196, 0.08), 0 0 15px rgba(94, 158, 196, 0.08);
}

/* Light mode stat tiles */
[data-theme="light"] .card-stats .stat-tile:nth-child(1) {
    box-shadow: 4px 4px 12px #babbc1, -4px -4px 12px #ffffff;
}

[data-theme="light"] .card-stats .stat-tile:nth-child(2) {
    box-shadow: 4px 4px 12px #babbc1, -4px -4px 12px #ffffff;
}

[data-theme="light"] .card-stats .stat-tile:nth-child(3) {
    box-shadow: 4px 4px 12px #babbc1, -4px -4px 12px #ffffff;
}

[data-theme="light"] .card-stats .stat-tile:nth-child(4) {
    box-shadow: 4px 4px 12px #babbc1, -4px -4px 12px #ffffff;
}

[data-theme="light"] .card-stats .stat-tile:nth-child(1):hover {
    box-shadow: 6px 6px 18px #a2a3a9, -6px -6px 18px #ffffff, 0 0 12px rgba(124, 58, 237, 0.12);
}

[data-theme="light"] .card-stats .stat-tile:nth-child(2):hover {
    box-shadow: 6px 6px 18px #a2a3a9, -6px -6px 18px #ffffff, 0 0 12px rgba(74, 120, 86, 0.12);
}

[data-theme="light"] .card-stats .stat-tile:nth-child(3):hover {
    box-shadow: 6px 6px 18px #a2a3a9, -6px -6px 18px #ffffff, 0 0 12px rgba(162, 59, 44, 0.12);
}

[data-theme="light"] .card-stats .stat-tile:nth-child(4):hover {
    box-shadow: 6px 6px 18px #a2a3a9, -6px -6px 18px #ffffff, 0 0 12px rgba(94, 158, 196, 0.12);
}

/* 6. Recessed & Unlocked circular achievements badges */
.badge-icon {
    box-shadow: var(--neuo-inner) !important;
    border: 1px solid rgba(var(--primary-accent-rgb), 0.08) !important;
}

.badge-item.unlocked .badge-icon {
    background: var(--card-bg) !important;
    border: 1px solid var(--primary-accent) !important;
    color: var(--primary-accent) !important;
    box-shadow: var(--neuo-outer), 0 0 12px rgba(var(--primary-accent-rgb), 0.25) !important;
}

/* 7. Hover items inside lists (Quests, Wishlist) */
.quest-item {
    box-shadow: var(--neuo-outer);
    border: 1px solid rgba(var(--primary-accent-rgb), 0.08);
}

.quest-item:hover {
    transform: translateY(-2px);
    box-shadow: 6px 6px 18px #090a0d, -6px -6px 18px rgba(255, 255, 255, 0.04), 0 0 12px rgba(167, 139, 250, 0.06);
}

[data-theme="light"] .quest-item:hover {
    box-shadow: 6px 6px 18px #a2a3a9, -6px -6px 18px #ffffff, 0 0 12px rgba(124, 58, 237, 0.1);
}

.wishlist-item {
    box-shadow: var(--neuo-outer);
    border: 1px solid rgba(var(--primary-accent-rgb), 0.08);
}

.wishlist-item:hover {
    transform: translateY(-2px);
    box-shadow: 6px 6px 18px #090a0d, -6px -6px 18px rgba(255, 255, 255, 0.04), 0 0 12px rgba(167, 139, 250, 0.06);
}

[data-theme="light"] .wishlist-item:hover {
    box-shadow: 6px 6px 18px #a2a3a9, -6px -6px 18px #ffffff, 0 0 12px rgba(124, 58, 237, 0.1);
}

/* 8. Book card category colorful shadows */
.book-type-single-work {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(43, 76, 80, 0.08);
    border: 1px solid rgba(43, 76, 80, 0.2);
}

.book-type-single-work:hover {
    box-shadow: 10px 10px 24px #090a0d, -10px -10px 24px rgba(43, 76, 80, 0.18), 0 0 20px rgba(43, 76, 80, 0.12);
}

.book-type-collection {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(88, 29, 34, 0.08);
    border: 1px solid rgba(88, 29, 34, 0.2);
}

.book-type-collection:hover {
    box-shadow: 10px 10px 24px #090a0d, -10px -10px 24px rgba(88, 29, 34, 0.18), 0 0 20px rgba(88, 29, 34, 0.12);
}

.book-type-anthology {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(138, 90, 54, 0.08);
    border: 1px solid rgba(138, 90, 54, 0.2);
}

.book-type-anthology:hover {
    box-shadow: 10px 10px 24px #090a0d, -10px -10px 24px rgba(138, 90, 54, 0.18), 0 0 20px rgba(138, 90, 54, 0.12);
}

.book-type-magazine {
    box-shadow: 6px 6px 16px #101217, -6px -6px 16px rgba(43, 71, 42, 0.08);
    border: 1px solid rgba(43, 71, 42, 0.2);
}

.book-type-magazine:hover {
    box-shadow: 10px 10px 24px #090a0d, -10px -10px 24px rgba(43, 71, 42, 0.18), 0 0 20px rgba(43, 71, 42, 0.12);
}

/* Light mode category shadows */
[data-theme="light"] .book-type-single-work {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 10px rgba(43, 76, 80, 0.05);
}

[data-theme="light"] .book-type-single-work:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 20px rgba(43, 76, 80, 0.15);
}

[data-theme="light"] .book-type-collection {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 10px rgba(88, 29, 34, 0.05);
}

[data-theme="light"] .book-type-collection:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 20px rgba(88, 29, 34, 0.15);
}

[data-theme="light"] .book-type-anthology {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 10px rgba(138, 90, 54, 0.05);
}

[data-theme="light"] .book-type-anthology:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 20px rgba(138, 90, 54, 0.15);
}

[data-theme="light"] .book-type-magazine {
    box-shadow: 6px 6px 16px #babbc1, -6px -6px 16px #ffffff, 0 0 10px rgba(43, 71, 42, 0.05);
}

[data-theme="light"] .book-type-magazine:hover {
    box-shadow: 10px 10px 24px #a2a3a9, -10px -10px 24px #ffffff, 0 0 20px rgba(43, 71, 42, 0.15);
}

/* 9. Sidebar tactile drop shadow */
aside {
    box-shadow: 4px 0 18px rgba(0, 0, 0, 0.45);
}

[data-theme="light"] aside {
    box-shadow: 4px 0 18px rgba(124, 58, 237, 0.06);
}


/* --- Tome Sanctum Redesign UI Enhancements --- */

/* 1. Left Panel Card Grid and Padding */
.card-details-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 2. Cover Frame Pedestal Display */
.tome-cover-display {
    height: 220px;
    background: radial-gradient(circle, rgba(var(--primary-accent-rgb), 0.1) 0%, rgba(0, 0, 0, 0.22) 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--neuo-inner);
}

[data-theme="light"] .tome-cover-display {
    background: radial-gradient(circle, rgba(var(--primary-accent-rgb), 0.06) 0%, rgba(0, 0, 0, 0.05) 100%);
}

.tome-cover-display::before {
    content: '';
    position: absolute;
    width: 160px;
    height: 160px;
    background: radial-gradient(circle, rgba(var(--primary-accent-rgb), 0.2) 0%, rgba(0, 0, 0, 0) 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
}

.tome-cover-display #tome-cover-mock {
    z-index: 2;
    width: 110px;
    height: 155px;
    border-radius: 4px 8px 8px 4px;
    border: 1px solid rgba(var(--primary-accent-rgb), 0.3);
    outline: 1px solid rgba(var(--primary-accent-rgb), 0.15);
    outline-offset: -4px;
    box-shadow: 6px 10px 20px rgba(0, 0, 0, 0.5), inset 12px 0 15px -5px rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 18px 10px;
    color: #ffffff;
    position: relative;
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.4s ease;
}

.tome-cover-display:hover #tome-cover-mock {
    transform: scale(1.08) rotate(3deg);
    box-shadow: 12px 18px 30px rgba(0, 0, 0, 0.65), inset 12px 0 15px -5px rgba(0, 0, 0, 0.6);
}

/* 3. Metadata Rows List */
.details-metadata-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 10px;
}

.metadata-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 15px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--neuo-inner);
    transition: all 0.2s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.metadata-row:hover {
    transform: translateX(4px);
    border-color: rgba(var(--primary-accent-rgb), 0.25);
    background: var(--card-bg);
}

.metadata-label {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 13.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.metadata-label i {
    color: var(--primary-accent);
    font-size: 14px;
    width: 18px;
    text-align: center;
}

.metadata-value {
    font-weight: 700;
    font-size: 14px;
    color: var(--text-primary);
}

/* 4. Badges for Book Type and Reading Status */
.pill-badge {
    background: rgba(var(--primary-accent-rgb), 0.12);
    color: var(--primary-accent);
    border: 1px solid rgba(var(--primary-accent-rgb), 0.25);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.status-badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-reading {
    background: rgba(74, 120, 86, 0.15);
    color: var(--color-success);
    border: 1px solid rgba(74, 120, 86, 0.3);
}

.status-completed {
    background: rgba(79, 70, 229, 0.15);
    color: var(--secondary-accent);
    border: 1px solid rgba(79, 70, 229, 0.3);
}

.status-toread {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.price-highlight {
    color: var(--secondary-accent) !important;
    font-weight: 800;
}

/* 5. Rating and Favorite Row */
.tome-rating-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px dashed var(--border-color);
}

.rating-label-title {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 700;
    display: block;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}

.rating-stars {
    display: flex;
    gap: 6px;
    font-size: 16px;
}

.rating-stars i {
    cursor: pointer;
    font-size: 17px;
    color: var(--border-color);
    transition: transform 0.2s cubic-bezier(0.25, 0.8, 0.25, 1), color 0.2s ease;
}

.rating-stars i:hover {
    transform: scale(1.3);
}

.rating-stars i.filled {
    color: #f59e0b;
    text-shadow: 0 0 8px rgba(245, 158, 11, 0.45);
}

/* Favorite button circular styling */
.action-btn.fav {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    box-shadow: var(--neuo-btn-outer);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.action-btn.fav:hover {
    transform: translateY(-2px);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.25);
    box-shadow: 4px 4px 12px rgba(239, 68, 68, 0.15), var(--neuo-btn-outer);
}

.action-btn.fav.active {
    background: rgba(239, 68, 68, 0.12);
    color: #ef4444 !important;
    border: 1px solid rgba(239, 68, 68, 0.35);
    box-shadow: var(--neuo-inner), 0 0 10px rgba(239, 68, 68, 0.2);
}

/* 6. Right Panel Table of Contents */
.card-details-right {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 400px;
}

.card-details-right .card-title {
    margin-bottom: 20px;
}

#tome-index-placeholder {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 200px;
    text-align: center;
    color: var(--text-muted);
    background: var(--input-bg);
    border: 1px dashed var(--border-color);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--neuo-inner);
}

#tome-index-placeholder i {
    font-size: 28px;
    margin-bottom: 10px;
    color: var(--primary-accent);
    opacity: 0.7;
}

#tome-index-placeholder p {
    font-size: 13px;
    font-weight: 500;
}

#tome-index-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-height: none;
    overflow-y: visible;
    padding: 10px 14px;
    margin-bottom: 25px;
}

/* Custom Scrollbar for Index List */
#tome-index-list::-webkit-scrollbar {
    width: 7px;
}

#tome-index-list::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.04);
    border-radius: 10px;
}

#tome-index-list::-webkit-scrollbar-thumb {
    background: rgba(var(--primary-accent-rgb), 0.18);
    border-radius: 10px;
}

#tome-index-list::-webkit-scrollbar-thumb:hover {
    background: rgba(var(--primary-accent-rgb), 0.35);
}

.tome-index-item {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 15px 20px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--neuo-outer);
    transition: all 0.22s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.tome-index-item:hover {
    transform: translateY(-2px);
    box-shadow: 4px 6px 14px rgba(0, 0, 0, 0.15), 0 0 10px rgba(var(--primary-accent-rgb), 0.08);
    border-color: rgba(var(--primary-accent-rgb), 0.25);
    background: var(--card-bg);
}

[data-theme="light"] .tome-index-item:hover {
    box-shadow: 4px 6px 14px rgba(186, 187, 193, 0.35), 0 0 10px rgba(var(--primary-accent-rgb), 0.08);
}

.index-item-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(var(--primary-accent-rgb), 0.1);
    color: var(--primary-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 14px;
    border: 1px solid rgba(var(--primary-accent-rgb), 0.2);
    flex-shrink: 0;
    box-shadow: var(--neuo-inner);
}

.index-item-content {
    flex-grow: 1;
}

.index-item-title {
    font-family: var(--font-body);
    font-size: 14.5px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.index-item-author {
    font-family: var(--font-body);
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.index-empty-state {
    font-size: 12px;
    text-align: center;
    color: var(--text-muted);
    padding: 20px 0;
    background: var(--input-bg);
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    box-shadow: var(--neuo-inner);
}

/* --- Restructured Wishlist Card Meta Fields --- */
.book-details-meta {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px dashed var(--border-color);
}

.card-meta-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15.5px;
    color: var(--text-secondary);
    font-weight: 600;
}

.meta-icon-wrapper {
    color: var(--primary-accent);
    width: 18px;
    display: inline-flex;
    justify-content: center;
    font-size: 15px;
}

.meta-text {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.meta-text.price-text {
    color: var(--secondary-accent);
    font-weight: 800;
    font-size: 17.5px;
}

/* --- Preloader Active Class --- */
body.preloader-active {
    overflow: hidden !important;
}

/* --- JavaScript Fallbacks (noscript equivalent) --- */
.no-js .preloader-overlay {
    display: none !important;
}

.no-js body.preloader-active {
    overflow: auto !important;
}

.no-js main,
.no-js aside {
    opacity: 1 !important;
    transform: none !important;
}

/* --- General Form Layout Classes --- */
.modal-card-title {
    margin-bottom: 20px;
}

.magic-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-actions-row {
    margin-top: 10px;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* --- Book Editor (transmute) Specific Layouts --- */
.card-editor-left {
    grid-column: span 7;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.editor-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.card-editor-right {
    grid-column: span 5;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.editor-actions {
    margin-top: 15px;
}

.editor-index-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    color: var(--text-muted);
    padding: 40px 10px;
}

.editor-index-placeholder i {
    font-size: 32px;
    margin-bottom: 12px;
    opacity: 0.5;
}

.editor-index-placeholder p {
    font-size: 13px;
}

.editor-contents-container {
    display: none;
    flex-direction: column;
    height: 100%;
}

.contents-header-text {
    font-size: 11px;
    font-weight: 700;
    color: var(--primary-accent);
    margin-bottom: 15px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.editor-contents-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 445px;
    overflow-y: auto;
    padding-right: 5px;
    margin-bottom: 20px;
}

/* --- Mobile: TOC list responsive overrides --- */
@media (max-width: 768px) {

    /* Let the list scroll naturally with the page — no inner scroll trap */
    .editor-contents-list {
        max-height: none;
        overflow-y: visible;
        padding-right: 0;
        gap: 10px;
    }

    .toc-row {
        padding: 10px;
    }

    .toc-row-number {
        width: 30px;
        margin: -10px 10px -10px -10px;
        padding: 10px 0;
    }

    .toc-row-index {
        font-size: 11px;
    }

    .toc-row-icon {
        display: none;
    }

    .toc-fields-container {
        gap: 6px;
    }

    .toc-field-label {
        min-width: 38px;
        font-size: 9px;
    }

    .toc-delete-container {
        margin-left: 10px;
    }

    .toc-delete-btn {
        width: 28px;
        height: 28px;
    }

    .toc-title-input,
    .toc-author-input {
        font-size: 12.5px !important;
        padding: 7px 10px !important;
    }
}

.preview-status-text {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.cover-preview-actions {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* --- Table of Contents Rows in Editor (Premium Card Design) --- */
.toc-row {
    position: relative;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 15px;
    display: flex;
    align-items: center;
    gap: 0;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-shadow: var(--neuo-outer);
}

.toc-row:hover {
    border-color: rgba(var(--primary-accent-rgb), 0.4);
    box-shadow: var(--neuo-outer), 0 0 0 1px rgba(var(--primary-accent-rgb), 0.15);
}

.toc-row-number {
    width: 38px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    background: rgba(var(--primary-accent-rgb), 0.06);
    border-right: 1px solid var(--border-color);
    margin: -12px 15px -12px -15px;
    padding: 12px 0;
    border-radius: 10px 0 0 10px;
    color: var(--primary-accent);
    flex-shrink: 0;
    align-self: stretch;
}

.toc-row-index {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 800;
    line-height: 1;
}

.toc-row-icon {
    font-size: 9px;
    opacity: 0.5;
}

.toc-fields-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.toc-field-row {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
}

.toc-field-label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    white-space: nowrap;
    min-width: 45px;
    flex-shrink: 0;
}

.toc-title-input,
.toc-author-input {
    flex: 1;
    min-width: 0;
    padding: 8px 12px !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    background: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 6px !important;
    color: var(--text-primary) !important;
    box-shadow: var(--neuo-inner) !important;
    transition: border-color 0.2s ease;
}

.toc-title-input:focus,
.toc-author-input:focus {
    border-color: var(--primary-accent) !important;
    outline: none;
}

.toc-delete-container {
    width: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 15px;
    flex-shrink: 0;
}

.toc-delete-btn {
    width: 30px;
    height: 30px;
    flex-shrink: 0;
    font-size: 12px !important;
    border-radius: 50% !important;
    opacity: 0.7;
    transition: all 0.2s ease !important;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toc-delete-btn:hover {
    opacity: 1;
    background: rgba(239, 68, 68, 0.12) !important;
    color: #ef4444 !important;
    border-color: rgba(239, 68, 68, 0.3) !important;
}

.editor-empty-toc {
    font-size: 12px;
    text-align: center;
    color: var(--text-muted);
    padding: 30px 20px;
    border: 1px dashed var(--border-color);
    border-radius: 10px;
    background: var(--input-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.editor-empty-toc i {
    font-size: 22px;
    opacity: 0.3;
}

/* --- Reports & Audit Styles --- */
.report-period-selector {
    display: flex;
    align-items: center;
    gap: 15px;
}

.report-tabs {
    display: flex;
    background: var(--input-bg);
    border: var(--input-border);
    border-radius: 8px;
    padding: 3px;
    box-shadow: var(--neuo-inner);
}

.report-tab-btn {
    border: none;
    background: transparent;
    color: var(--text-muted);
    padding: 6px 16px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.report-tab-btn.active {
    background: var(--primary-accent);
    color: var(--btn-accent-text);
    box-shadow: var(--neuo-btn-outer);
}

.report-controls-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.report-arrow-btn {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border: var(--input-border);
    color: var(--text-primary);
    cursor: pointer;
    box-shadow: var(--neuo-btn-outer);
    transition: all 0.2s ease;
}

.report-arrow-btn:hover {
    box-shadow: var(--neuo-btn-hover);
    color: var(--primary-accent);
}

.report-date-display {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-accent);
    min-width: 200px;
    text-align: center;
}

/* Card metrics styling */
.report-metrics-grid {
    grid-column: span 12;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.report-metric-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--neuo-outer);
    position: relative;
    border: 1px solid var(--border-color);
}

.report-metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 12px;
    border: 1px solid var(--border-inner-color);
    pointer-events: none;
}

.report-metric-icon {
    font-size: 24px;
    color: var(--primary-accent);
    margin-bottom: 10px;
    text-shadow: 0 0 10px rgba(var(--primary-accent-rgb), 0.3);
}

.report-metric-value {
    font-size: 28px;
    font-weight: 800;
    font-family: var(--font-body);
    margin-bottom: 4px;
    color: var(--text-primary);
}

.report-metric-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Card Chart sizes */
.card-chart-large {
    grid-column: span 8;
    padding: 25px;
}

.card-chart-small {
    grid-column: span 4;
    padding: 25px;
}

.chart-container-wrapper {
    position: relative;
    width: 100%;
    height: 280px;
    margin-top: 15px;
}

/* Audit Logs Table styling */
.card-audit-logs {
    grid-column: span 12;
    padding: 25px;
}

.table-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.audit-table-wrapper {
    width: 100%;
    max-height: 400px;
    overflow-y: auto;
    border-radius: 8px;
    box-shadow: var(--neuo-inner);
    background: var(--input-bg);
    border: var(--input-border);
}

.audit-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.audit-table th {
    background: rgba(var(--primary-accent-rgb), 0.05);
    color: var(--primary-accent);
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 10;
}

.audit-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 13px;
    font-family: var(--font-body);
}

.audit-table tr:last-child td {
    border-bottom: none;
}

.audit-table tr {
    transition: background-color 0.2s ease;
}

.audit-table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

[data-theme="light"] .audit-table tr:hover {
    background: rgba(0, 0, 0, 0.02);
}

.audit-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.audit-badge.pages {
    background: rgba(var(--primary-accent-rgb), 0.1);
    color: var(--primary-accent);
}

.audit-badge.xp {
    background: rgba(129, 140, 248, 0.1);
    color: var(--secondary-accent);
}

.audit-badge.milestone {
    background: rgba(141, 169, 136, 0.1);
    color: var(--color-success);
}

.audit-empty-state {
    padding: 40px;
    text-align: center;
    color: var(--text-muted);
}

.audit-empty-state i {
    font-size: 32px;
    margin-bottom: 10px;
    color: var(--text-muted);
}

.audit-empty-state p {
    font-family: var(--font-book);
    font-size: 14px;
}

.distribution-list {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dist-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-secondary);
}

.dist-item span {
    font-family: var(--font-body);
}

.dist-color-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 6px;
}

@media (max-width: 1024px) {
    .report-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-chart-large {
        grid-column: span 12;
    }

    .card-chart-small {
        grid-column: span 12;
    }
}

@media (max-width: 640px) {
    .report-metrics-grid {
        grid-template-columns: 1fr;
    }

    .report-period-selector {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    .report-tabs {
        width: 100%;
        justify-content: center;
    }

    .report-controls-group {
        width: 100%;
        justify-content: center;
    }
}

/* --- Responsive overrides for Editor Cards --- */
@media (max-width: 1200px) {

    .card-editor-left,
    .card-editor-right {
        grid-column: span 6 !important;
    }
}

@media (max-width: 768px) {

    .card-editor-left,
    .card-editor-right {
        grid-column: span 1 !important;
        grid-row: span 1 !important;
    }

    /* Modal Mobile Responsiveness */
    .modal-overlay {
        overflow-y: auto !important;
        align-items: flex-start !important;
        padding: 30px 10px !important;
    }

    .modal-content {
        margin: auto !important;
        padding: 20px 16px !important;
        width: 100% !important;
        max-width: 440px !important;
    }

    .modal-content .form-group {
        margin-bottom: 14px !important;
    }

    .modal-content .magic-input {
        padding: 10px 14px !important;
        font-size: 14px !important;
    }

    .modal-content .form-row {
        gap: 12px !important;
    }
}

/* --- Completed Books Library Section --- */
.completed-books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    width: 100%;
    margin-top: 15px;
}

.completed-book-card {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 15px;
    display: flex;
    gap: 15px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: var(--neuo-outer);
    position: relative;
    overflow: hidden;
}

.completed-book-card:hover {
    transform: translateY(-3px);
    border-color: rgba(var(--primary-accent-rgb), 0.35);
    box-shadow: var(--neuo-outer), 0 0 15px rgba(var(--primary-accent-rgb), 0.08);
}

.completed-book-cover {
    width: 75px;
    height: 110px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.completed-book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.completed-book-cover-mock {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    text-align: center;
    padding: 10px 6px;
    border-radius: 6px;
    color: #fff !important;
}

.completed-book-cover-mock .mock-title {
    font-family: var(--font-heading);
    font-size: 9px;
    font-weight: 800;
    text-transform: uppercase;
    line-height: 1.2;
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-align: center;
    width: 100%;
}

.completed-book-cover-mock .mock-author {
    font-size: 7px;
    font-weight: 700;
    opacity: 0.85;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    width: 100%;
    text-align: center;
}

.completed-book-cover-mock .mock-icon {
    font-size: 14px;
    opacity: 0.7;
    margin: 4px 0;
}

.completed-book-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-width: 0;
}

.completed-book-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    margin-bottom: 6px;
}

.completed-book-title {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.completed-book-author {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: auto;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.completed-book-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 8px;
    border-top: 1px dashed var(--border-color);
    padding-top: 6px;
}

.completed-book-footer .book-rating-stars {
    color: var(--text-muted);
    font-size: 8px;
    display: flex;
    gap: 1px;
}

.completed-book-footer .book-rating-stars .gold {
    color: #fbbf24;
}

.empty-completed-state {
    grid-column: 1 / -1;
    padding: 40px;
    text-align: center;
    color: var(--text-muted);
    border: 1px dashed var(--border-color);
    border-radius: 12px;
    background: rgba(var(--primary-accent-rgb), 0.02);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    width: 100%;
}

.empty-completed-state i {
    font-size: 32px;
    opacity: 0.3;
    color: var(--primary-accent);
}

.empty-completed-state p {
    font-size: 13px;
    font-family: var(--font-body);
}

.book-badge {
    font-size: 8.5px;
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.book-badge.badge-type-single-work {
    background: rgba(43, 76, 80, 0.18);
    color: #8da988;
}

.book-badge.badge-type-collection {
    background: rgba(88, 29, 34, 0.18);
    color: #f43f5e;
}

.book-badge.badge-type-anthology {
    background: rgba(138, 90, 54, 0.18);
    color: #fbbf24;
}

.book-badge.badge-type-magazine {
    background: rgba(43, 71, 42, 0.18);
    color: #10b981;
}

.completion-date-badge {
    font-size: 8.5px;
    font-weight: 600;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.03);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 4px;
}

[data-theme="light"] .completion-date-badge {
    background: rgba(0, 0, 0, 0.03);
}

/* --- Custom Date Picker --- */
.custom-datepicker-container {
    position: relative;
    z-index: 100;
}

.custom-calendar-popup {
    position: absolute;
    top: 42px;
    left: 0;
    width: 280px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 6px 6px 20px rgba(0, 0, 0, 0.45);
    padding: 15px;
    display: none;
    z-index: 1000;
    font-family: var(--font-body);
}

.custom-calendar-popup::after {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    border: 1px solid var(--border-inner-color);
    pointer-events: none;
    border-radius: 9px;
    opacity: 0.5;
}

[data-theme="light"] .custom-calendar-popup {
    box-shadow: 6px 6px 20px rgba(186, 187, 193, 0.4);
}

.cal-popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    position: relative;
    z-index: 2;
}

.cal-month-year {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 800;
    color: var(--primary-accent);
}

.cal-nav-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px 8px;
    font-size: 11px;
    transition: color 0.2s ease;
}

.cal-nav-btn:hover {
    color: var(--primary-accent);
}

.cal-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: 8px;
    text-transform: uppercase;
    position: relative;
    z-index: 2;
}

.cal-days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    position: relative;
    z-index: 2;
}

.cal-day {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 30px;
    font-size: 12px;
    border-radius: 6px;
    cursor: default;
    color: var(--text-muted);
}

.cal-day.pad {
    opacity: 0.25;
}

.cal-day.active {
    cursor: pointer;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.cal-day.active:hover {
    background: rgba(var(--primary-accent-rgb), 0.12);
    color: var(--primary-accent);
}

.cal-day.active.today {
    border: 1px solid var(--primary-accent);
    color: var(--primary-accent);
    font-weight: 700;
}

.cal-day.active.selected {
    background: var(--primary-accent) !important;
    color: var(--bg-main) !important;
    font-weight: 800;
    box-shadow: 0 0 10px rgba(var(--primary-accent-rgb), 0.4);
}

.cal-popup-footer {
    margin-top: 12px;
    border-top: 1px dashed var(--border-color);
    padding-top: 10px;
    display: flex;
    justify-content: flex-end;
    position: relative;
    z-index: 2;
}

.cal-clear-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-secondary);
    padding: 5px 12px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.cal-clear-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.2);
}

/* SweetAlert2 Dark Neumorphic Theme Overrides */
.swal-custom-popup {
    background: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: var(--neuo-outer), 0 10px 40px rgba(0,0,0,0.5) !important;
    border-radius: 12px !important;
    font-family: var(--font-body) !important;
}
.swal-custom-popup .swal2-title {
    color: var(--text-primary) !important;
    font-family: var(--font-heading) !important;
    font-size: 20px !important;
}
.swal-custom-popup .swal2-html-container {
    color: var(--text-secondary) !important;
    font-size: 13px !important;
}
.swal-custom-popup .swal2-confirm {
    background: linear-gradient(135deg, var(--primary-accent), var(--secondary-accent)) !important;
    color: #ffffff !important;
    border: none !important;
    box-shadow: 0 0 10px rgba(var(--primary-accent-rgb), 0.3) !important;
    font-weight: 700 !important;
    border-radius: 6px !important;
    padding: 8px 20px !important;
    font-size: 13px !important;
}
.swal-custom-popup .swal2-cancel {
    background: var(--input-bg) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-secondary) !important;
    font-weight: 700 !important;
    border-radius: 6px !important;
    padding: 8px 20px !important;
    font-size: 13px !important;
}