/**
 * Books Page - Animal Island UI v12 (Phase 4)
 * + Reading Progress Dashboard (SVG ring + category bars)
 * + Pinned Section AI Ribbon Upgrade
 */

/* =============================================
   0. PAGE
   ============================================= */
.dm-books.dm-page {
  background: transparent;
  position: relative;
  min-height: 100vh;
  color: #2E3530;
}

/* =============================================
   1. AI RIBBON TITLE
   ============================================= */
.dm-books .dm-page-header { z-index: 2; position: relative; text-align: center; margin-bottom: 32px; }
.dm-books .page-title { display: inline-block; font-family: Nunito, 'Noto Sans SC', -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif; font-weight: 800; line-height: 1; user-select: none; font-size: 28px; margin: 0; }
.dm-books .ai-title { display: inline-block; font-family: Nunito, 'Noto Sans SC', sans-serif; font-weight: 800; line-height: 1; user-select: none; }
.dm-books .ai-ribbon { --rf: #C8952E; --rb: #A87820; --rk: #7A5510; --rt: #FFF; position: relative; display: inline-flex; align-items: center; justify-content: center; height: 2.2em; padding: 0 1.8em; color: var(--rt); font-weight: 900; letter-spacing: 0.06em; white-space: nowrap; filter: drop-shadow(0 0.08em 0.12em rgba(0,0,0,0.08)); transition: transform 0.3s cubic-bezier(0.4,0,0.2,1); }
.dm-books .ai-ribbon:hover { transform: scale(1.03); }
.dm-books .ai-ribbon-text { position: relative; z-index: 4; display: inline-flex; align-items: center; height: 2em; padding-top: 0.08em; color: var(--rt); text-shadow: 0 0.04em 0.08em rgba(0,0,0,0.08); gap: 6px; }
.dm-books .ai-ribbon-back { position: absolute; bottom: -0.35em; width: 1.5em; height: 1.5em; background: var(--rb); z-index: 1; }
.dm-books .ai-ribbon-back-left { left: -0.5em; border-radius: 0.08em 0 0 0.08em; clip-path: polygon(100% 0%,100% 100%,0% 100%,30% 50%,0% 0%); }
.dm-books .ai-ribbon-back-right { right: -0.5em; border-radius: 0 0.08em 0.08em 0; clip-path: polygon(0% 0%,100% 0%,70% 50%,100% 100%,0% 100%); }
.dm-books .ai-ribbon-fold { position: absolute; top: calc(100% - 0.05em); width: 0; height: 0; border-style: solid; z-index: 2; }
.dm-books .ai-ribbon-fold-left { left: 0.15em; border-width: 0 0.85em 0.4em 0; border-color: transparent var(--rk) transparent transparent; }
.dm-books .ai-ribbon-fold-right { right: 0.16em; border-width: 0 0 0.4em 0.85em; border-color: transparent transparent transparent var(--rk); }
.dm-books .ai-ribbon-front { position: absolute; inset: 0 0.1em; background: var(--rf); border-radius: 0.18em; z-index: 3; transform: perspective(11.5em) rotateX(3deg); box-shadow: inset 0 -0.06em 0 rgba(0,0,0,0.08); pointer-events: none; }
.dm-books .ai-color-brown { --rf: #C8952E; --rb: #A87820; --rk: #7A5510; --rt: #FFF; }
.dm-books .dm-books-title-ribbon,.dm-books .dm-books-title-fold-l,.dm-books .dm-books-title-fold-r,.dm-books .dm-books-title-front,.dm-books .dm-books-title-text,.dm-books .dm-books-title-emoji { display: none !important; }

/* =============================================
   2. STATS RIBBON PILLS
   ============================================= */
.dm-books-stats { z-index: 2; position: relative; display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }
.dm-books .ai-stat-pill { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; background: #FFFEF8; border: 2px solid #E8DCC8; border-radius: 50px; box-shadow: 0 3px 0 0 #D4C9B4; transition: all 0.25s cubic-bezier(0.4,0,0.2,1); cursor: default; }
.dm-books .ai-stat-pill:hover { transform: translateY(-2px); box-shadow: 0 5px 0 0 #D4C9B4; border-color: #19C8B9; }
.dm-books .ai-stat-icon { font-size: 18px; line-height: 1; }
.dm-books .ai-stat-num { font-family: 'SF Mono','Fira Code','Cascadia Code','Consolas',monospace; font-size: 20px; font-weight: 800; color: #19C8B9; line-height: 1; }
.dm-books .ai-stat-label { font-size: 12px; font-weight: 600; color: #9F927D; line-height: 1; }
.dm-books .ai-stat-pill--total .ai-stat-num { color: #725D42; }
.dm-books .ai-stat-pill--reading .ai-stat-num { color: #6FBA2C; }
.dm-books .ai-stat-pill--finished .ai-stat-num { color: #19C8B9; }
.dm-books .ai-stat-pill--want .ai-stat-num { color: #F5C31C; }
.dm-books .dm-books-stat-item { display: none !important; }

/* =============================================
   3. SKIN SWITCHER
   ============================================= */
.dm-books-skin-bar { z-index: 2; position: relative; display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }
.dm-books-skin-label { font-size: 12px; font-weight: 600; color: #9F927D; letter-spacing: 0.04em; margin-right: 2px; }
.dm-books-skin-dot { display: inline-block; width: 20px; height: 20px; border-radius: 50%; border: 2px solid; cursor: pointer; transition: all 0.2s ease; box-shadow: 0 1px 2px rgba(0,0,0,0.08); }
.dm-books-skin-dot:hover { transform: scale(1.2); box-shadow: 0 2px 6px rgba(0,0,0,0.15); }
.dm-books-skin-dot.dm-books-skin-dot--active { transform: scale(1.15); box-shadow: 0 0 0 3px rgba(25,200,185,0.3),0 2px 4px rgba(0,0,0,0.1); }

/* =============================================
   4. AI INPUT SEARCH
   ============================================= */
.dm-books .dm-books-toolbar { z-index: 2; position: relative; display: flex; justify-content: center; margin-bottom: 20px; }
.dm-books .ai-input-wrap { display: inline-flex !important; align-items: center !important; width: 100% !important; max-width: 480px; background: #F7F3DF !important; border: 2px solid #C4B89E !important; border-radius: 50px !important; box-shadow: 0 3px 0 0 #D4C9B4 !important; transition: all 0.25s cubic-bezier(0.4,0,0.2,1) !important; padding: 0 18px !important; height: 48px !important; position: relative !important; }
.dm-books .ai-input-wrap:hover { border-color: #A89878 !important; box-shadow: 0 3px 0 0 #C4B89E !important; }
.dm-books .ai-input-wrap:focus-within { border-color: #19C8B9 !important; box-shadow: 0 3px 0 0 #A0D8D0 !important; background: #FFFEF8 !important; }
.dm-books .ai-input { flex: 1 !important; width: 100% !important; border: none !important; outline: none !important; background: transparent !important; color: #725D42 !important; font-size: 15px !important; font-weight: 500 !important; font-family: Nunito,'Noto Sans SC',sans-serif !important; padding: 0 !important; box-shadow: none !important; border-radius: 0 !important; position: relative !important; left: auto !important; top: auto !important; transform: none !important; }
.dm-books .ai-input::placeholder { color: #C4B89E !important; font-weight: 400 !important; }
.dm-books .ai-input-prefix { margin-right: 8px !important; color: #A0936E !important; flex-shrink: 0 !important; display: inline-flex !important; align-items: center !important; position: relative !important; left: auto !important; top: auto !important; transform: none !important; pointer-events: auto !important; opacity: 1 !important; }
.dm-books .ai-input-wrap:focus-within .ai-input-prefix { color: #19C8B9 !important; }
.dm-books .ai-input-clear { display: inline-flex !important; align-items: center; justify-content: center; width: 22px !important; height: 22px !important; margin-left: 4px !important; padding: 0 !important; color: #C4B89E !important; font-size: 15px !important; font-weight: 700 !important; cursor: pointer !important; border: none !important; border-radius: 50% !important; background: transparent !important; transition: all 0.15s !important; position: relative !important; right: auto !important; top: auto !important; transform: none !important; }
.dm-books .ai-input-clear:hover { color: #725D42 !important; background: rgba(114,93,66,0.1) !important; }
.dm-books .dm-books-search-wrap:not(.ai-input-wrap),.dm-books .dm-books-search-icon:not(.ai-input-prefix),.dm-books .dm-books-search:not(.ai-input),.dm-books .dm-books-search-clear:not(.ai-input-clear) { display: none !important; }

/* =============================================
   4B. FILTER BAR
   ============================================= */
.dm-books-filter-bar { z-index: 2; position: relative; display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }
.dm-books-filter-cats { display: flex; gap: 8px; overflow-x: auto; overflow-y: hidden; padding: 4px 2px 8px; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.dm-books-filter-cats::-webkit-scrollbar { display: none; }
.dm-books .ai-cat-pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; background: #FFFEF8; border: 2px solid #E8DCC8; border-radius: 50px; box-shadow: 0 2px 0 0 #D4C9B4; font-size: 13px; font-weight: 600; color: #725D42; cursor: pointer; white-space: nowrap; flex-shrink: 0; transition: all 0.2s cubic-bezier(0.4,0,0.2,1); user-select: none; font-family: Nunito,'Noto Sans SC',sans-serif; }
.dm-books .ai-cat-pill:hover { border-color: #19C8B9; transform: translateY(-1px); box-shadow: 0 3px 0 0 #D4C9B4; }
.dm-books .ai-cat-pill--active { background: #19C8B9; border-color: #19C8B9; color: #FFF; box-shadow: 0 2px 0 0 #0FA89A; }
.dm-books .ai-cat-pill--active:hover { background: #3DD4C6; border-color: #3DD4C6; box-shadow: 0 3px 0 0 #0FA89A; }
.dm-books .ai-cat-pill-count { font-size: 11px; font-weight: 700; background: rgba(0,0,0,0.08); padding: 1px 7px; border-radius: 50px; line-height: 1.3; }
.dm-books .ai-cat-pill--active .ai-cat-pill-count { background: rgba(255,255,255,0.25); }
.dm-books-filter-controls { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.dm-books .ai-status-toggle { display: inline-flex; background: #F0E8D8; border: 2px solid #C4B89E; border-radius: 50px; padding: 3px; box-shadow: 0 2px 0 0 #D4C9B4; }
.dm-books .ai-status-btn { display: inline-flex; align-items: center; gap: 4px; padding: 6px 12px; border: none; border-radius: 50px; background: transparent; color: #9F927D; font-size: 12px; font-weight: 600; font-family: Nunito,'Noto Sans SC',sans-serif; cursor: pointer; white-space: nowrap; transition: all 0.2s cubic-bezier(0.4,0,0.2,1); user-select: none; line-height: 1; }
.dm-books .ai-status-btn:hover { color: #725D42; background: rgba(255,255,255,0.5); }
.dm-books .ai-status-btn--active { background: #FFFEF8; color: #725D42; box-shadow: 0 1px 3px rgba(0,0,0,0.1); }
.dm-books .ai-status-btn--active:hover { background: #FFFEF8; }
.dm-books .ai-status-count { font-size: 10px; font-weight: 700; background: rgba(0,0,0,0.06); padding: 1px 5px; border-radius: 50px; line-height: 1.2; }
.dm-books .ai-status-btn--active .ai-status-count { background: rgba(25,200,185,0.15); color: #19C8B9; }
.dm-books .ai-sort-wrap { position: relative; display: inline-flex; align-items: center; }
.dm-books .ai-sort-select { appearance: none; -webkit-appearance: none; background: #FFFEF8; border: 2px solid #E8DCC8; border-radius: 50px; padding: 6px 30px 6px 12px; font-size: 12px; font-weight: 600; color: #725D42; font-family: Nunito,'Noto Sans SC',sans-serif; cursor: pointer; box-shadow: 0 2px 0 0 #D4C9B4; transition: all 0.2s cubic-bezier(0.4,0,0.2,1); outline: none; line-height: 1; min-width: 110px; }
.dm-books .ai-sort-select:hover { border-color: #19C8B9; transform: translateY(-1px); box-shadow: 0 3px 0 0 #D4C9B4; }
.dm-books .ai-sort-select:focus { border-color: #19C8B9; box-shadow: 0 2px 0 0 #A0D8D0; }
.dm-books .ai-sort-arrow { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); pointer-events: none; color: #9F927D; font-size: 10px; transition: transform 0.2s ease; }
.dm-books .ai-filter-active-bar { height: 3px; background: linear-gradient(90deg,#19C8B9,#3DD4C6,transparent); border-radius: 3px; margin-top: -4px; transition: opacity 0.3s ease; }

/* =============================================
   4C. VIEW TOGGLE (Phase 3)
   ============================================= */
.dm-books .ai-filter-right { display: flex; align-items: center; gap: 8px; }
.dm-books .ai-view-toggle { display: inline-flex; background: #F0E8D8; border: 2px solid #C4B89E; border-radius: 50px; padding: 2px; box-shadow: 0 2px 0 0 #D4C9B4; }
.dm-books .ai-view-btn { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 28px; border: none; border-radius: 50px; background: transparent; color: #9F927D; cursor: pointer; transition: all 0.2s cubic-bezier(0.4,0,0.2,1); user-select: none; }
.dm-books .ai-view-btn:hover { color: #725D42; }
.dm-books .ai-view-btn--active { background: #FFFEF8; color: #19C8B9; box-shadow: 0 1px 3px rgba(0,0,0,0.08); }
.dm-books .ai-view-btn svg { width: 16px; height: 16px; }

/* =============================================
   5. BOOK CARDS — AI Card Double-Layer Pattern
   ============================================= */
.dm-books .dm-books-container { z-index: 2; position: relative; }
.dm-books .dm-books-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-bottom: 32px; }

.dm-books .dm-book-card {
  background: #F7F3DF;
  border: 1.5px solid #D4C4A8; border-radius: 18px;
  box-shadow: 0 3px 0 0 #D4C9B4;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  overflow: hidden; position: relative; cursor: pointer;
}
.dm-books .dm-book-card:hover { transform: translateY(-3px); box-shadow: 0 6px 0 0 #D4C9B4; border-color: #C4B89E; }
.dm-book-mark { position: absolute; top: 8px; right: 10px; font-size: 2rem; line-height: 1; opacity: 0.08; z-index: 1; pointer-events: none; user-select: none; }

/* Skin variants — solid backgrounds + 3D shadow */
.dm-books .dm-book-card.skin-default { background: #F7F3DF; border-color: #D4C4A8; box-shadow: 0 3px 0 0 #D4C9B4; }
.dm-books .dm-book-card.skin-default:hover { border-color: #C4B89E; box-shadow: 0 6px 0 0 #D4C9B4; }
.dm-books .dm-book-card.skin-brown { background: #F5F0E0; border-color: #9A835A; box-shadow: 0 3px 0 0 #8A7350; }
.dm-books .dm-book-card.skin-brown:hover { border-color: #705830; box-shadow: 0 6px 0 0 #8A7350; }
.dm-books .dm-book-card.skin-app-pink { background: #FDE4E8; border-color: #F8A6B2; box-shadow: 0 3px 0 0 #E8909E; }
.dm-books .dm-book-card.skin-app-pink:hover { border-color: #E06880; box-shadow: 0 6px 0 0 #E8909E; }
.dm-books .dm-book-card.skin-app-pink .dm-book-title { color: #A85565; }
.dm-books .dm-book-card.skin-app-pink .dm-book-author,.dm-books .dm-book-card.skin-app-pink .dm-book-review { color: #C4889A; }
.dm-books .dm-book-card.skin-app-blue { background: #E8EDFF; border-color: #889DF0; box-shadow: 0 3px 0 0 #7888D8; }
.dm-books .dm-book-card.skin-app-blue:hover { border-color: #5068D8; box-shadow: 0 6px 0 0 #7888D8; }
.dm-books .dm-book-card.skin-app-blue .dm-book-title { color: #4A5A8A; }
.dm-books .dm-book-card.skin-app-blue .dm-book-author,.dm-books .dm-book-card.skin-app-blue .dm-book-review { color: #8890B8; }
.dm-books .dm-book-card.skin-app-yellow { background: #FFF8E0; border-color: #F7CD67; box-shadow: 0 3px 0 0 #E0B850; }
.dm-books .dm-book-card.skin-app-yellow:hover { border-color: #D4A030; box-shadow: 0 6px 0 0 #E0B850; }
.dm-books .dm-book-card.skin-app-yellow .dm-book-title { color: #7A6528; }
.dm-books .dm-book-card.skin-app-yellow .dm-book-author,.dm-books .dm-book-card.skin-app-yellow .dm-book-review { color: #B8A870; }
.dm-books .dm-book-card.skin-app-teal { background: #E8FAF5; border-color: #82D5BB; box-shadow: 0 3px 0 0 #68C0A5; }
.dm-books .dm-book-card.skin-app-teal:hover { border-color: #40A880; box-shadow: 0 6px 0 0 #68C0A5; }
.dm-books .dm-book-card.skin-app-teal .dm-book-title { color: #2A6B5A; }
.dm-books .dm-book-card.skin-app-teal .dm-book-author,.dm-books .dm-book-card.skin-app-teal .dm-book-review { color: #70B8A0; }
.dm-books .dm-book-card.skin-app-green { background: #E8F5E8; border-color: #8AC68A; box-shadow: 0 3px 0 0 #70B070; }
.dm-books .dm-book-card.skin-app-green:hover { border-color: #509050; box-shadow: 0 6px 0 0 #70B070; }
.dm-books .dm-book-card.skin-app-green .dm-book-title { color: #2E4A38; }
.dm-books .dm-book-card.skin-app-green .dm-book-author,.dm-books .dm-book-card.skin-app-green .dm-book-review { color: #5A7A68; }
.dm-books .dm-book-card.skin-app-orange { background: #FFF0E8; border-color: #E59266; box-shadow: 0 3px 0 0 #D08050; }
.dm-books .dm-book-card.skin-app-orange:hover { border-color: #C06A30; box-shadow: 0 6px 0 0 #D08050; }
.dm-books .dm-book-card.skin-app-orange .dm-book-title { color: #8A4A2A; }
.dm-books .dm-book-card.skin-app-orange .dm-book-author,.dm-books .dm-book-card.skin-app-orange .dm-book-review { color: #C89878; }
.dm-books .dm-book-card.skin-app-red { background: #FFE8E8; border-color: #FC736D; box-shadow: 0 3px 0 0 #E06058; }
.dm-books .dm-book-card.skin-app-red:hover { border-color: #D43030; box-shadow: 0 6px 0 0 #E06058; }
.dm-books .dm-book-card.skin-app-red .dm-book-title { color: #9A3A3A; }
.dm-books .dm-book-card.skin-app-red .dm-book-author,.dm-books .dm-book-card.skin-app-red .dm-book-review { color: #D09090; }
.dm-books .dm-book-card.skin-purple { background: #F0E8FF; border-color: #B77DEE; box-shadow: 0 3px 0 0 #A068D8; }
.dm-books .dm-book-card.skin-purple:hover { border-color: #9050D0; box-shadow: 0 6px 0 0 #A068D8; }
.dm-books .dm-book-card.skin-purple .dm-book-title { color: #6A3A9A; }
.dm-books .dm-book-card.skin-purple .dm-book-author,.dm-books .dm-book-card.skin-purple .dm-book-review { color: #A890C8; }

/* Cover — override dm-custom-pages.css aspect-ratio:3/4 which causes tall dark gap */
.dm-books .dm-book-cover { position: relative; overflow: hidden; aspect-ratio: auto !important; background: transparent !important; }
.dm-books .dm-book-cover::before { display: none !important; }
.dm-books .dm-book-cover::after { display: none !important; }
.dm-books .dm-book-cover img { width: 100%; height: 200px; object-fit: cover; display: block; }
.dm-books .dm-book-cover-fallback { height: 200px; display: flex; align-items: center; justify-content: center; font-size: 3rem; opacity: 0.3; background: #F7F3DF !important; }

/* Status badges */
.dm-books .dm-book-status { z-index: 2; border-radius: 50px; font-size: 11px; font-weight: 700; padding: 3px 10px; letter-spacing: 0.04em; border: 1.5px solid rgba(255,255,255,0.4); box-shadow: 0 2px 4px rgba(0,0,0,0.08); position: absolute; top: 10px; left: 10px; }
.dm-books .dm-book-status--reading { background: #6FBA2C; color: #fff; }
.dm-books .dm-book-status--finished { background: #19C8B9; color: #fff; }
.dm-books .dm-book-status--want { background: #F5C31C; color: #725D42; }

/* Info */
.dm-books .dm-book-info { padding: 12px 14px 10px; }
.dm-books .dm-book-title { color: #2E3530; font-weight: 700; font-size: 15px; line-height: 1.4; margin-bottom: 4px; transition: color 0.2s ease; }
.dm-books .dm-book-card:hover .dm-book-title { color: #19C8B9; }
.dm-books .dm-book-author { color: #9F927D; font-size: 12px; font-weight: 500; margin-bottom: 4px; }
.dm-books .dm-book-star { color: #F5C31C; font-size: 13px; }
.dm-books .dm-book-star--empty { color: #D8E0D4; }
.dm-books .dm-book-review { color: #9F927D; font-size: 12px; line-height: 1.5; border-top: 1px dashed #D8E0D4; margin-top: 6px; padding-top: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* =============================================
   5B. LIST VIEW (Phase 3)
   ============================================= */
.dm-books.dm-books-view-list .dm-books-grid { grid-template-columns: 1fr; gap: 12px; }
.dm-books.dm-books-view-list .dm-book-card { display: flex; flex-direction: row; border-radius: 18px; }
.dm-books.dm-books-view-list .dm-book-cover { width: 100px; min-width: 100px; flex-shrink: 0; }
.dm-books.dm-books-view-list .dm-book-cover img { height: 130px; border-radius: 16px 0 0 16px; }
.dm-books.dm-books-view-list .dm-book-cover-fallback { height: 130px; font-size: 2rem; border-radius: 16px 0 0 16px; }
.dm-books.dm-books-view-list .dm-book-info { flex: 1; padding: 10px 14px; display: flex; flex-direction: column; justify-content: center; }
.dm-books.dm-books-view-list .dm-book-title { font-size: 14px; margin-bottom: 3px; }
.dm-books.dm-books-view-list .dm-book-review { -webkit-line-clamp: 1; }
.dm-books.dm-books-view-list .dm-book-actions { flex-direction: row; padding: 8px 14px 10px; display: flex; align-items: flex-end; gap: 6px; }
.dm-books.dm-books-view-list .dm-book-btn { max-width: 100px; font-size: 11px; padding: 5px 0; }
.dm-books.dm-books-view-list .dm-book-status { top: 6px; left: 6px; font-size: 10px; padding: 2px 8px; }
.dm-books.dm-books-view-list .dm-book-mark { font-size: 1.4rem; top: 4px; right: 6px; }

/* =============================================
   6. EBOOK BUTTONS
   ============================================= */
.dm-books .dm-book-actions { display: flex; gap: 8px; padding: 0 14px 14px; }
.dm-books .dm-book-btn { flex: 1; display: inline-flex; align-items: center; justify-content: center; gap: 5px; padding: 7px 0; font-size: 12px; font-weight: 600; font-family: Nunito,'Noto Sans SC',sans-serif; line-height: 1; letter-spacing: 0.02em; border: 2px solid #C4B89E; border-radius: 50px; transition: all 0.25s cubic-bezier(0.4,0,0.2,1); white-space: nowrap; background: #FFFEF8; color: #725D42; overflow: hidden; text-overflow: ellipsis; box-shadow: 0 3px 0 0 #D4C9B4; }
.dm-books .dm-book-btn:hover { color: #19C8B9; border-color: #19C8B9; transform: translateY(-1px); box-shadow: 0 4px 0 0 #D4C9B4; }
.dm-books .dm-book-btn:active { transform: translateY(2px); box-shadow: 0 1px 0 0 #D4C9B4; }
.dm-books .dm-book-btn--read { background: #19C8B9; border-color: #19C8B9; color: #FFF; box-shadow: 0 3px 0 0 #0FA89A; }
.dm-books .dm-book-btn--read:hover { background: #3DD4C6; border-color: #3DD4C6; color: #FFF; box-shadow: 0 4px 0 0 #0FA89A; }
.dm-books .dm-book-btn--read:active { background: #50B9AB; border-color: #50B9AB; box-shadow: 0 1px 0 0 #0FA89A; }
.dm-books .dm-book-btn--download { background: #F5C31C; border-color: #F5C31C; color: #725D42; box-shadow: 0 3px 0 0 #D4A030; }
.dm-books .dm-book-btn--download:hover { background: #F7CD42; border-color: #F7CD42; color: #725D42; box-shadow: 0 4px 0 0 #D4A030; }
.dm-books .dm-book-btn--download:active { background: #D4A030; border-color: #D4A030; box-shadow: 0 1px 0 0 #D4A030; }
.dm-books .dm-book-btn svg { flex-shrink: 0; width: 12px; height: 12px; }

/* =============================================
   7. SECTION LABELS
   ============================================= */
.dm-books .dm-section-label { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; --tag-color: #725D42; --tag-bg: #FFFEF8; --tag-border: #E8DCC8; }
.dm-books .dm-section-label::after { display: none; }
.dm-books-section-tag { display: inline-flex; align-items: center; gap: 5px; height: 32px; line-height: 29px; padding: 0 16px; font-size: 13px; font-weight: 600; font-family: Nunito,'Noto Sans SC',sans-serif; color: var(--tag-color); background: var(--tag-bg); border: 2px solid var(--tag-border); border-radius: 50px; box-shadow: 0 2px 0 0 #D4C9B4; transition: all 0.2s ease; white-space: nowrap; flex-shrink: 0; user-select: none; cursor: pointer; }
.dm-books-section-tag:hover { transform: translateY(-1px); box-shadow: 0 3px 8px rgba(0,0,0,0.06); border-color: #19C8B9; }
.dm-books-section-tag:active { transform: translateY(1px); box-shadow: 0 1px 0 0 #D4C9B4; }
.dm-books-section-tag-icon { font-size: 14px; line-height: 1; }
.dm-books .dm-section-count { font-size: 11px; font-weight: 600; color: #9F927D; background: #FFFEF8; border: 2px solid #E8DCC8; padding: 2px 10px; border-radius: 50px; flex-shrink: 0; }
.dm-books .dm-section-line { flex: 1; height: 2px; background: linear-gradient(90deg,rgba(25,200,185,0.2),transparent); border-radius: 2px; }

/* =============================================
   8. EMPTY STATE
   ============================================= */
.dm-books .dm-empty { color: #9F927D; z-index: 2; position: relative; }
.dm-books .dm-empty-icon { opacity: 0.4; font-size: 3rem; }
.dm-books .dm-empty-text { font-weight: 500; }

/* =============================================
   9. CARD ENTRANCE ANIMATION
   ============================================= */
.dm-books .dm-book-card { opacity: 0; transform: translateY(12px); transition: opacity 0.35s ease,transform 0.35s ease,box-shadow 0.25s ease,border-color 0.3s ease,background 0.4s ease; }
.dm-books .dm-book-card--visible { opacity: 1; transform: translateY(0); }

/* =============================================
   10. PINNED BOOKS SECTION
   ============================================= */
.dm-book-pinned-section { margin-bottom: 32px; position: relative; z-index: 2; }
.dm-book-pinned-label { font-size: 14px; font-weight: 700; color: #C8952E; margin-bottom: 16px; display: flex; align-items: center; gap: 6px; font-family: Nunito,'Noto Sans SC',sans-serif; }
.dm-book-pinned-icon { font-size: 16px; }
.dm-book-pinned-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.dm-book-pinned-card { background: #FFF8E0; border: 2px solid #F7CD67; border-top: 3px solid #C8952E; border-radius: 18px; padding: 20px; text-decoration: none; color: inherit; transition: transform 0.25s ease,box-shadow 0.25s ease; display: block; position: relative; overflow: hidden; box-shadow: 0 3px 0 0 #D4C9B4; }
.dm-book-pinned-card:hover { transform: translateY(-4px); box-shadow: 0 6px 0 0 #D4C9B4; }
.dm-book-pinned-badge { display: inline-block; font-size: 11px; font-weight: 600; color: #C8952E; margin-bottom: 10px; letter-spacing: 0.03em; }
.dm-book-pinned-cover-wrap { width: 100%; height: 120px; border-radius: 10px; overflow: hidden; margin-bottom: 12px; background: linear-gradient(135deg,rgba(200,149,46,0.15),rgba(25,200,185,0.1)); }
.dm-book-pinned-cover { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.dm-book-pinned-card:hover .dm-book-pinned-cover { transform: scale(1.05); }
.dm-book-pinned-cover-fallback { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg,#C8952E,#19C8B9); font-size: 36px; border-radius: 10px; }
.dm-book-pinned-title { font-size: 16px; font-weight: 700; margin: 0 0 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.4; color: #725D42; }
.dm-book-pinned-author { font-size: 13px; color: #9F927D; margin: 0 0 6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dm-book-pinned-rating { margin-bottom: 6px; }
.dm-book-pinned-rating .dm-book-star { color: #F5C31C; font-size: 14px; }
.dm-book-pinned-rating .dm-book-star--empty { color: #E8DCC8; }
.dm-book-pinned-review { font-size: 13px; line-height: 1.6; color: #9F927D; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* =============================================
   10B. QUICK REVIEW MODAL (Phase 3)
   ============================================= */
.ai-review-modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: opacity 0.3s ease,visibility 0.3s ease; }
.ai-review-modal--visible { opacity: 1; visibility: visible; }
.ai-review-backdrop { position: absolute; inset: 0; background: rgba(46,53,48,0.45); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.ai-review-content { position: relative; z-index: 1; width: 90%; max-width: 440px; max-height: 85vh; overflow-y: auto; background: #FFFEF8; border: 2px solid #D4C4A8; border-radius: 24px; padding: 28px 24px 24px; box-shadow: 0 16px 48px rgba(0,0,0,0.18),0 4px 0 0 #D4C9B4; transform: translateY(20px) scale(0.95); transition: transform 0.3s cubic-bezier(0.4,0,0.2,1); }
.ai-review-modal--visible .ai-review-content { transform: translateY(0) scale(1); }
.ai-review-close { position: absolute; top: 12px; right: 14px; width: 32px; height: 32px; border: 2px solid #E8DCC8; border-radius: 50%; background: #FFFEF8; color: #9F927D; font-size: 18px; font-weight: 700; display: flex; align-items: center; justify-content: center; cursor: pointer; z-index: 2; transition: all 0.2s ease; box-shadow: 0 2px 0 0 #D4C9B4; line-height: 1; }
.ai-review-close:hover { border-color: #19C8B9; color: #19C8B9; transform: translateY(-1px); }
.ai-review-cover-wrap { width: 100%; height: 180px; border-radius: 16px; overflow: hidden; margin-bottom: 16px; background: linear-gradient(135deg,#F7F3DF,#E8DCC8); }
.ai-review-cover { width: 100%; height: 100%; object-fit: cover; }
.ai-review-cover-fallback { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; font-size: 4rem; opacity: 0.3; }
.ai-review-title { font-size: 20px; font-weight: 800; color: #2E3530; margin: 0 0 6px; line-height: 1.3; font-family: Nunito,'Noto Sans SC',sans-serif; }
.ai-review-author { font-size: 13px; color: #9F927D; margin: 0 0 8px; }
.ai-review-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.ai-review-category { display: inline-flex; align-items: center; gap: 4px; padding: 3px 12px; background: #F7F3DF; border: 1.5px solid #E8DCC8; border-radius: 50px; font-size: 12px; font-weight: 600; color: #725D42; }
.ai-review-divider { height: 1px; background: linear-gradient(90deg,transparent,#D4C9B4,transparent); margin: 14px 0; }
.ai-review-text { font-size: 14px; line-height: 1.7; color: #5A4A38; margin: 0 0 16px; white-space: pre-wrap; }
.ai-review-no-review { color: #C4B89E; font-style: italic; }
.ai-review-actions { display: flex; gap: 10px; }
.ai-review-actions .dm-book-btn { font-size: 13px; padding: 10px 0; }

/* =============================================
   12. READING PROGRESS DASHBOARD (Phase 4)
   ============================================= */
.ai-dashboard { z-index: 2; position: relative; margin-bottom: 24px; border-radius: 18px; background: #F7F3DF; border: 1.5px solid #D4C4A8; box-shadow: 0 3px 0 0 #D4C9B4; overflow: hidden; transition: all 0.3s ease; }
.ai-dashboard-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; cursor: pointer; user-select: none; transition: background 0.2s ease; }
.ai-dashboard-header:hover { background: rgba(255,255,255,0.3); }
.ai-dashboard-title-wrap { display: flex; align-items: center; gap: 10px; }
.ai-dashboard .ai-dashboard-ribbon { font-size: 14px; }
.ai-dashboard .ai-dashboard-ribbon .ai-ribbon { --rf: #889DF0; --rb: #5068D8; --rk: #2030A0; --rt: #FFF; height: 1.8em; padding: 0 1.2em; font-size: 14px; font-weight: 800; }
.ai-dashboard-subtitle { font-size: 12px; color: #9F927D; font-weight: 500; }
.ai-dashboard-toggle { width: 28px; height: 28px; border: 2px solid #E8DCC8; border-radius: 50%; background: #FFFEF8; color: #9F927D; font-size: 14px; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.2s ease; box-shadow: 0 2px 0 0 #D4C9B4; flex-shrink: 0; }
.ai-dashboard-toggle:hover { border-color: #19C8B9; color: #19C8B9; }
.ai-dashboard-body { max-height: 0; overflow: hidden; transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1),padding 0.3s ease; padding: 0 20px; }
.ai-dashboard.ai-dashboard--open .ai-dashboard-body { max-height: 500px; padding: 0 20px 20px; }
.ai-dashboard-toggle-icon { display: inline-block; transition: transform 0.3s ease; line-height: 1; }
.ai-dashboard.ai-dashboard--open .ai-dashboard-toggle-icon { transform: rotate(180deg); }
.ai-dashboard-content { display: flex; gap: 24px; align-items: flex-start; }
.ai-progress-ring-wrap { position: relative; width: 120px; height: 120px; flex-shrink: 0; }
.ai-progress-ring-wrap svg { transform: rotate(-90deg); width: 120px; height: 120px; }
.ai-progress-ring-bg { fill: none; stroke: #E8DCC8; stroke-width: 8; }
.ai-progress-ring-fill { fill: none; stroke: #19C8B9; stroke-width: 8; stroke-linecap: round; transition: stroke-dashoffset 1s cubic-bezier(0.4,0,0.2,1); }
.ai-progress-ring-text { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.ai-progress-ring-text .ai-pct { font-size: 28px; font-weight: 900; color: #19C8B9; font-family: 'SF Mono','Fira Code','Consolas',monospace; line-height: 1; }
.ai-progress-ring-text .ai-pct-label { font-size: 11px; color: #9F927D; font-weight: 600; margin-top: 2px; }
.ai-progress-ring-text .ai-pct-detail { font-size: 10px; color: #C4B89E; font-weight: 500; margin-top: 2px; }
.ai-progress-details { flex: 1; min-width: 0; }
.ai-progress-bar-item { margin-bottom: 10px; }
.ai-progress-bar-item:last-child { margin-bottom: 0; }
.ai-progress-bar-label { display: flex; justify-content: space-between; align-items: center; font-size: 12px; font-weight: 600; color: #725D42; margin-bottom: 4px; font-family: Nunito,'Noto Sans SC',sans-serif; }
.ai-progress-bar-count { font-size: 11px; color: #9F927D; font-weight: 500; font-family: 'SF Mono','Fira Code','Consolas',monospace; }
.ai-progress-bar-track { height: 8px; background: #E8DCC8; border-radius: 50px; overflow: hidden; }
.ai-progress-bar-fill { height: 100%; border-radius: 50px; transition: width 0.8s cubic-bezier(0.4,0,0.2,1); min-width: 0; }

/* Pinned Section AI Ribbon Upgrade (Phase 4) */
.dm-book-pinned-section .ai-title { margin-bottom: 16px; }
.dm-book-pinned-section .ai-title .ai-ribbon { --rf: #F7CD67; --rb: #D4A030; --rk: #8A6010; --rt: #725D42; height: 1.8em; padding: 0 1.4em; font-size: 15px; }

/* =============================================
   11. RESPONSIVE
   ============================================= */
@media (max-width:900px) { .dm-books .dm-books-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width:768px) {
  .dm-books .page-title { font-size: 22px; }
  .dm-books .ai-input-wrap { height: 44px !important; max-width: 100% !important; padding: 0 14px !important; }
  .dm-books .ai-input { font-size: 14px !important; }
  .dm-books .dm-book-actions { padding: 0 10px 10px; gap: 6px; }
  .dm-books .dm-book-btn { font-size: 11px; padding: 6px 0; }
  .dm-books-section-tag { height: 28px; line-height: 25px; font-size: 12px; padding: 0 12px; }
  .dm-books-skin-dot { width: 18px; height: 18px; }
  .dm-books-stats { gap: 8px; }
  .dm-books .ai-stat-pill { padding: 8px 14px; }
  .dm-books .ai-stat-num { font-size: 17px; }
  .dm-book-mark { font-size: 1.6rem; }
  .dm-books .ai-status-btn { padding: 5px 8px; font-size: 11px; }
  .dm-books .ai-sort-select { font-size: 11px; min-width: 90px; padding: 5px 26px 5px 10px; }
  .dm-books .ai-cat-pill { font-size: 12px; padding: 5px 10px; }
  .dm-books.dm-books-view-list .dm-book-cover { width: 80px; min-width: 80px; }
  .dm-books.dm-books-view-list .dm-book-cover img { height: 110px; }
  .dm-books.dm-books-view-list .dm-book-cover-fallback { height: 110px; }
  .ai-review-content { width: 95%; max-height: 90vh; padding: 24px 18px 18px; }
  .ai-review-cover-wrap { height: 150px; }
  .ai-review-title { font-size: 18px; }
  .ai-dashboard-content { flex-direction: column; align-items: center; gap: 16px; }
  .ai-progress-ring-wrap { width: 100px; height: 100px; }
  .ai-progress-ring-wrap svg { width: 100px; height: 100px; }
  .ai-progress-ring-text .ai-pct { font-size: 22px; }
  .ai-progress-details { width: 100%; }
}
@media (max-width:480px) {
  .dm-books .page-title { font-size: 18px; }
  .dm-books .dm-book-actions { flex-direction: column; }
  .dm-books .dm-book-btn { max-width: 100%; }
  .dm-books-section-tag { font-size: 11px; padding: 0 8px; height: 26px; line-height: 23px; }
  .dm-books .ai-stat-pill { padding: 6px 10px; gap: 5px; }
  .dm-books .ai-stat-icon { font-size: 15px; }
  .dm-books .ai-stat-num { font-size: 15px; }
  .dm-books .ai-stat-label { font-size: 11px; }
  .dm-books-filter-controls { flex-direction: column; gap: 8px; }
  .dm-books .ai-status-toggle { overflow-x: auto; max-width: 100%; }
  .dm-books .ai-status-btn { padding: 4px 6px; font-size: 10px; gap: 2px; }
  .dm-books .ai-sort-wrap { width: 100%; }
  .dm-books .ai-sort-select { width: 100%; }
  .dm-books .dm-books-grid { grid-template-columns: repeat(2,1fr); gap: 12px; }
  .dm-books .dm-book-cover img { height: 140px; }
  .dm-books .dm-book-cover-fallback { height: 140px; }
  .dm-books.dm-books-view-list .dm-book-card { flex-direction: column; }
  .dm-books.dm-books-view-list .dm-book-cover { width: 100%; }
  .dm-books.dm-books-view-list .dm-book-cover img { height: 140px; border-radius: 16px 16px 0 0; }
  .dm-book-pinned-grid { grid-template-columns: 1fr; }
  .ai-review-content { border-radius: 20px; }
  .ai-review-cover-wrap { height: 120px; }
  .ai-review-title { font-size: 16px; }
  .ai-review-text { font-size: 13px; }
  .ai-dashboard-header { padding: 12px 14px; }
  .ai-dashboard.ai-dashboard--open .ai-dashboard-body { padding: 0 14px 14px; }
  .ai-dashboard .ai-dashboard-ribbon .ai-ribbon { font-size: 12px; }
}


/* =============================================
   GALLERY LAYOUT ALIGNMENT (v13)
   Strictly aligned with gallery page layout.
   ============================================= */

/* Design Tokens — Gallery Forest (default) */
.dm-books.dm-page {
  --ac-cream: #FFF8E7; --ac-cream-dark: #F5EDD8;
  --ac-green: #7CB342; --ac-green-light: #AED581; --ac-green-dark: #558B2F; --ac-green-pale: #E8F5E9;
  --ac-brown: #8D6E63; --ac-brown-light: #BCAAA4; --ac-brown-dark: #5D4037; --ac-wood: #D7CCC8;
  --ac-text: #4E342E; --ac-text-light: #795548; --ac-text-muted: #A1887F;
  --ac-white: #FFFFFF;
  --ac-shadow: rgba(93,64,55,0.15); --ac-shadow-strong: rgba(93,64,55,0.25);
  --ac-radius: 20px; --ac-radius-sm: 12px; --ac-radius-lg: 28px;
  --ac-transition: 0.3s cubic-bezier(0.34,1.56,0.64,1);
  --header-wood-1: #8D6E63; --header-wood-2: #A1887F; --header-wood-3: #BCAAA4;
  --bg-grad-1: rgba(174,213,129,0.15); --bg-grad-2: rgba(129,212,250,0.1); --bg-grad-3: rgba(255,241,118,0.08);
  display: flex !important;
  flex-direction: column !important;
  min-height: 100vh !important;
  overflow: hidden !important;
  background: var(--ac-cream) !important;
  color: var(--ac-text) !important;
  position: relative !important;
}

/* Background radial gradients */
.dm-books.dm-page::before {
  content: '';
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background-image: radial-gradient(circle at 10% 20%, var(--bg-grad-1) 0%, transparent 40%),
                    radial-gradient(circle at 90% 80%, var(--bg-grad-2) 0%, transparent 40%),
                    radial-gradient(circle at 50% 50%, var(--bg-grad-3) 0%, transparent 50%);
  pointer-events: none; z-index: 0;
}

/* Ocean Theme */
[data-theme="ocean"] .dm-books.dm-page {
  --ac-cream: #F0F8FF; --ac-cream-dark: #E3F2FD;
  --ac-green: #4FC3F7; --ac-green-light: #81D4FA; --ac-green-dark: #0288D1; --ac-green-pale: #E1F5FE;
  --ac-brown: #607D8B; --ac-brown-light: #B0BEC5; --ac-brown-dark: #37474F; --ac-wood: #CFD8DC;
  --ac-text: #263238; --ac-text-light: #546E7A; --ac-text-muted: #90A4AE;
  --ac-shadow: rgba(38,50,56,0.12); --ac-shadow-strong: rgba(38,50,56,0.22);
  --header-wood-1: #546E7A; --header-wood-2: #78909C; --header-wood-3: #90A4AE;
  --bg-grad-1: rgba(79,195,247,0.15); --bg-grad-2: rgba(129,212,250,0.12); --bg-grad-3: rgba(255,209,128,0.06);
}

/* Floating leaves */
.dm-books .floating-leaf {
  position: fixed; font-size: 24px; opacity: 0.3; pointer-events: none; z-index: 0;
  animation: floatLeaf 15s infinite ease-in-out;
}
.dm-books .floating-leaf:nth-child(1) { top: 15%; left: 5%; animation-delay: 0s; }
.dm-books .floating-leaf:nth-child(2) { top: 60%; left: 92%; animation-delay: 3s; }
.dm-books .floating-leaf:nth-child(3) { top: 80%; left: 15%; animation-delay: 6s; }
.dm-books .floating-leaf:nth-child(4) { top: 30%; left: 88%; animation-delay: 9s; }
@keyframes floatLeaf {
  0%,100% { transform: translateY(0) rotate(0); }
  25% { transform: translateY(-20px) rotate(15deg); }
  50% { transform: translateY(10px) rotate(-10deg); }
  75% { transform: translateY(-15px) rotate(20deg); }
}

/* Theme switch overlay */
.dm-books ~ .theme-switch-overlay,
.theme-switch-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  z-index: 9999; pointer-events: none; opacity: 0;
  background: radial-gradient(circle at var(--switch-x,50%) var(--switch-y,50%), var(--ac-white,#FFF) 0%, transparent 100%);
  transition: opacity 0.35s ease;
}
.theme-switch-overlay.active { opacity: 0.6; }

/* === Wooden Header Bar === */
.dm-books .books-wood-header {
  background: repeating-linear-gradient(90deg,
    var(--header-wood-1) 0px, var(--header-wood-1) 2px,
    var(--header-wood-2) 2px, var(--header-wood-2) 4px,
    var(--header-wood-1) 4px, var(--header-wood-1) 6px,
    var(--header-wood-3) 6px, var(--header-wood-3) 8px) !important;
  padding: 0 24px !important;
  height: 64px !important;
  display: flex !important;
  align-items: center !important;
  gap: 12px !important;
  box-shadow: 0 4px 12px var(--ac-shadow) !important;
  position: relative !important;
  z-index: 100 !important;
  flex-shrink: 0 !important;
}
.dm-books .books-wood-header::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 4px;
  background: var(--ac-brown-dark);
}
.dm-books .books-wood-back {
  display: flex; align-items: center; gap: 6px;
  color: rgba(255,255,255,0.85); text-decoration: none;
  font-size: 13px; font-weight: 600;
  padding: 6px 12px; border-radius: 10px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(4px);
  transition: var(--ac-transition);
  white-space: nowrap;
}
.dm-books .books-wood-back:hover {
  background: rgba(255,255,255,0.3); color: var(--ac-white);
  transform: translateX(-3px);
}
.dm-books .books-wood-separator {
  width: 1px; height: 28px; background: rgba(255,255,255,0.25); flex-shrink: 0;
}
.dm-books .books-wood-logo {
  display: flex; align-items: center; gap: 8px;
  color: var(--ac-white);
  font-family: 'Mochiy Pop One','Zen Maru Gothic',sans-serif;
  font-size: 20px;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}
.dm-books .books-wood-logo .logo-icon {
  font-size: 28px;
  filter: drop-shadow(1px 1px 2px rgba(0,0,0,0.2));
  animation: leafSway 3s ease-in-out infinite;
}
@keyframes leafSway {
  0%, 100% { transform: rotate(-5deg); }
  50% { transform: rotate(5deg); }
}
.dm-books .books-wood-brand {
  display: flex; align-items: center; gap: 4px;
  color: rgba(255,255,255,0.7); font-size: 12px; font-weight: 500;
  text-decoration: none; transition: color 0.2s; white-space: nowrap;
}
.dm-books .books-wood-brand:hover { color: rgba(255,255,255,0.95); }
.dm-books .books-wood-stats {
  display: flex; gap: 8px; margin-left: 8px;
}
.dm-books .books-wood-stat {
  background: rgba(255,255,255,0.25);
  backdrop-filter: blur(4px);
  border-radius: 20px;
  padding: 4px 12px;
  color: var(--ac-white);
  font-size: 12px; font-weight: 500;
  display: flex; align-items: center; gap: 4px;
}
.dm-books .books-wood-actions {
  margin-left: auto;
  display: flex; gap: 8px; align-items: center;
}
.dm-books .books-sidebar-toggle {
  display: none;
  background: none; border: none;
  color: var(--ac-white); font-size: 24px;
  cursor: pointer; padding: 4px 8px; border-radius: 8px;
  transition: background 0.2s;
}
.dm-books .books-sidebar-toggle:hover { background: rgba(255,255,255,0.2); }

/* === 3D Button System === */
.dm-books .ac-btn {
  font-family: 'Zen Maru Gothic','Nunito',sans-serif;
  font-weight: 700; font-size: 13px;
  padding: 8px 16px; border: none;
  border-radius: var(--ac-radius-sm);
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  transition: var(--ac-transition);
  position: relative; user-select: none; white-space: nowrap;
}
.dm-books .ac-btn:active { transform: translateY(2px); }
.dm-books .ac-btn-primary {
  background: var(--ac-green); color: var(--ac-white);
  box-shadow: 0 4px 0 var(--ac-green-dark), 0 6px 12px var(--ac-shadow);
}
.dm-books .ac-btn-primary:hover {
  background: var(--ac-green-light); transform: translateY(-1px);
  box-shadow: 0 5px 0 var(--ac-green-dark), 0 8px 16px var(--ac-shadow);
}
.dm-books .ac-btn-secondary {
  background: var(--ac-white); color: var(--ac-text);
  box-shadow: 0 4px 0 var(--ac-brown-light), 0 6px 12px var(--ac-shadow);
}
.dm-books .ac-btn-secondary:hover {
  background: var(--ac-cream-dark); transform: translateY(-1px);
  box-shadow: 0 5px 0 var(--ac-brown-light), 0 8px 16px var(--ac-shadow);
}
.dm-books .ac-btn-sm { padding: 6px 12px; font-size: 12px; }

/* === Main Container: Sidebar + Content === */
.dm-books .books-main-container {
  display: flex !important;
  flex: 1 !important;
  overflow: hidden !important;
  min-height: 0 !important;
  position: relative;
  z-index: 1;
}

/* === Sidebar === */
.dm-books .books-sidebar {
  width: 220px;
  background: var(--ac-cream-dark);
  border-right: 3px solid var(--ac-wood);
  padding: 16px 12px;
  overflow-y: auto;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.dm-books .books-sidebar-title {
  font-family: 'Mochiy Pop One','Zen Maru Gothic',sans-serif;
  font-size: 14px;
  color: var(--ac-brown-dark);
  padding: 8px 12px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 2px dashed var(--ac-brown-light);
  margin-bottom: 8px;
}
.dm-books .books-sidebar-footer {
  margin-top: auto;
  padding-top: 12px;
  border-top: 2px dashed var(--ac-brown-light);
}
.dm-books .books-sidebar-section {
  display: flex; flex-direction: column;
}

/* Sidebar category items (gallery .category-item) */
.dm-books .books-cat-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  border-radius: var(--ac-radius-sm);
  cursor: pointer;
  transition: var(--ac-transition);
  font-weight: 500; font-size: 14px;
  color: var(--ac-text-light);
  position: relative; user-select: none;
}
.dm-books .books-cat-item:hover {
  background: var(--ac-green-pale);
  transform: translateX(4px);
}
.dm-books .books-cat-item.active {
  background: var(--ac-green);
  color: var(--ac-white);
  box-shadow: 0 3px 8px rgba(124,179,66,0.4);
  transform: translateX(4px);
}
.dm-books .books-cat-icon { font-size: 20px; line-height: 1; }
.dm-books .books-cat-name { flex: 1; }
.dm-books .books-cat-count {
  background: var(--ac-white); color: var(--ac-text-light);
  font-size: 12px; font-weight: 700;
  padding: 2px 8px; border-radius: 10px;
  min-width: 24px; text-align: center;
}
.dm-books .books-cat-item.active .books-cat-count {
  background: rgba(255,255,255,0.3); color: var(--ac-white);
}

/* Theme cards in sidebar */
.dm-books .books-theme-card {
  border: 3px solid var(--ac-wood);
  border-radius: var(--ac-radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--ac-transition);
  margin-bottom: 12px;
  background: var(--ac-white);
}
.dm-books .books-theme-card:hover {
  border-color: var(--ac-green-light);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px var(--ac-shadow);
}
.dm-books .books-theme-card.active {
  border-color: var(--ac-green);
  box-shadow: 0 0 0 3px var(--ac-green-pale), 0 6px 16px var(--ac-shadow);
}
.dm-books .books-theme-info {
  padding: 10px 14px;
  display: flex; align-items: center; gap: 8px;
}
.dm-books .books-theme-icon { font-size: 24px; flex-shrink: 0; }
.dm-books .books-theme-name {
  font-family: 'Mochiy Pop One',sans-serif;
  font-size: 14px; color: var(--ac-text);
}
.dm-books .books-theme-desc {
  font-size: 11px; color: var(--ac-text-muted); margin-top: 2px;
}
.dm-books .books-theme-active-badge {
  margin-left: auto;
  background: var(--ac-green); color: var(--ac-white);
  font-size: 10px; font-weight: 700;
  padding: 2px 8px; border-radius: 8px; white-space: nowrap;
}

/* === Content Area === */
.dm-books .books-content-area {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  position: relative;
}

/* === Content Toolbar === */
.dm-books .books-toolbar {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 20px; flex-wrap: wrap;
}
.dm-books .books-search-box {
  flex: 1; min-width: 200px; max-width: 400px;
  position: relative;
}
.dm-books .books-search-input {
  width: 100%;
  padding: 10px 16px 10px 40px;
  border: 3px solid var(--ac-wood);
  border-radius: var(--ac-radius-sm);
  font-size: 14px; font-family: inherit;
  background: var(--ac-white); color: var(--ac-text);
  outline: none; transition: var(--ac-transition);
}
.dm-books .books-search-input:focus {
  border-color: var(--ac-green);
  box-shadow: 0 0 0 3px var(--ac-green-pale);
}
.dm-books .books-search-icon {
  position: absolute; left: 12px; top: 50%;
  transform: translateY(-50%); font-size: 18px; opacity: 0.5;
}
.dm-books .books-search-clear {
  position: absolute; right: 8px; top: 50%;
  transform: translateY(-50%);
  background: var(--ac-brown-light); color: var(--ac-white);
  border: none; width: 22px; height: 22px;
  border-radius: 50%; cursor: pointer; font-size: 12px;
  display: none; align-items: center; justify-content: center;
}
.dm-books .books-search-box.has-text .books-search-clear { display: flex; }

.dm-books .books-filter-right {
  display: flex; align-items: center; gap: 8px;
}
.dm-books .books-view-toggle {
  display: flex; gap: 4px;
  background: var(--ac-cream-dark);
  border-radius: var(--ac-radius-sm);
  padding: 3px;
}
.dm-books .books-view-toggle button {
  padding: 6px 12px; border: none; background: transparent;
  border-radius: 8px; cursor: pointer; font-size: 16px;
  transition: var(--ac-transition);
}
.dm-books .books-view-toggle button.active {
  background: var(--ac-white);
  box-shadow: 0 2px 4px var(--ac-shadow);
}
.dm-books .books-sort-select {
  padding: 8px 32px 8px 14px;
  border: 3px solid var(--ac-wood);
  border-radius: var(--ac-radius-sm);
  font-size: 13px; font-family: inherit;
  background: var(--ac-white); color: var(--ac-text);
  outline: none; cursor: pointer; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238D6E63' d='M6 9L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}
.dm-books .books-sort-select:focus { border-color: var(--ac-green); }
.dm-books .books-result-count {
  font-size: 13px; color: var(--ac-text-muted);
  font-weight: 500; margin-left: auto;
}

/* Status toggle */
.dm-books .books-status-toggle {
  display: inline-flex;
  background: var(--ac-cream-dark);
  border: 2px solid var(--ac-wood);
  border-radius: 50px; padding: 3px;
}
.dm-books .books-status-btn {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px 12px; border: none; border-radius: 50px;
  background: transparent; color: var(--ac-text-muted);
  font-size: 12px; font-weight: 600; font-family: inherit;
  cursor: pointer; white-space: nowrap;
  transition: var(--ac-transition); user-select: none; line-height: 1;
}
.dm-books .books-status-btn:hover { color: var(--ac-text); background: rgba(255,255,255,0.5); }
.dm-books .books-status-btn.active {
  background: var(--ac-white); color: var(--ac-text);
  box-shadow: 0 1px 3px var(--ac-shadow);
}

/* === Masonry Grid (gallery .gallery-grid) === */
.dm-books .dm-books-container { z-index: 2; position: relative; }
.dm-books .dm-books-grid {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)) !important;
  gap: 16px !important;
  margin-bottom: 32px !important;
}
.dm-books.dm-books-view-list .dm-books-grid {
  grid-template-columns: 1fr !important;
}

/* === Book Cards (gallery .image-card) === */
.dm-books .dm-book-card {
  background: var(--ac-white) !important;
  border-radius: var(--ac-radius) !important;
  overflow: hidden !important;
  box-shadow: 0 4px 12px var(--ac-shadow) !important;
  border: 3px solid transparent !important;
  transition: var(--ac-transition) !important;
  cursor: pointer !important;
  position: relative !important;
}
.dm-books .dm-book-card:hover {
  transform: translateY(-6px) scale(1.02) !important;
  box-shadow: 0 12px 28px var(--ac-shadow-strong) !important;
  border-color: var(--ac-green-light) !important;
}
.dm-books .dm-book-card:hover .dm-book-title {
  color: var(--ac-green) !important;
}

/* Override old skin colors with gallery palette */
.dm-books .dm-book-card.skin-default,
.dm-books .dm-book-card.skin-brown,
.dm-books .dm-book-card.skin-app-pink,
.dm-books .dm-book-card.skin-app-blue,
.dm-books .dm-book-card.skin-app-yellow,
.dm-books .dm-book-card.skin-app-teal,
.dm-books .dm-book-card.skin-app-green,
.dm-books .dm-book-card.skin-app-orange,
.dm-books .dm-book-card.skin-app-red,
.dm-books .dm-book-card.skin-purple {
  background: var(--ac-white) !important;
  border-color: transparent !important;
  box-shadow: 0 4px 12px var(--ac-shadow) !important;
}
.dm-books .dm-book-card.skin-default:hover,
.dm-books .dm-book-card.skin-brown:hover,
.dm-books .dm-book-card.skin-app-pink:hover,
.dm-books .dm-book-card.skin-app-blue:hover,
.dm-books .dm-book-card.skin-app-yellow:hover,
.dm-books .dm-book-card.skin-app-teal:hover,
.dm-books .dm-book-card.skin-app-green:hover,
.dm-books .dm-book-card.skin-app-orange:hover,
.dm-books .dm-book-card.skin-app-red:hover,
.dm-books .dm-book-card.skin-purple:hover {
  box-shadow: 0 12px 28px var(--ac-shadow-strong) !important;
  border-color: var(--ac-green-light) !important;
}
/* Reset skin text colors to gallery palette */
.dm-books .dm-book-card .dm-book-title { color: var(--ac-text) !important; }
.dm-books .dm-book-card .dm-book-author,
.dm-books .dm-book-card .dm-book-review { color: var(--ac-text-muted) !important; }

/* Book card buttons — use gallery 3D button system */
.dm-books .dm-book-btn {
  background: var(--ac-white) !important;
  color: var(--ac-text) !important;
  border: 2px solid var(--ac-wood) !important;
  border-radius: var(--ac-radius-sm) !important;
  box-shadow: 0 3px 0 var(--ac-brown-light), 0 4px 8px var(--ac-shadow) !important;
  transition: var(--ac-transition) !important;
}
.dm-books .dm-book-btn:hover {
  background: var(--ac-cream-dark) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 0 var(--ac-brown-light), 0 6px 12px var(--ac-shadow) !important;
  border-color: var(--ac-green) !important;
  color: var(--ac-green) !important;
}
.dm-books .dm-book-btn:active {
  transform: translateY(2px) !important;
  box-shadow: 0 1px 0 var(--ac-brown-light) !important;
}
.dm-books .dm-book-btn--read {
  background: var(--ac-green) !important;
  border-color: var(--ac-green) !important;
  color: var(--ac-white) !important;
  box-shadow: 0 3px 0 var(--ac-green-dark), 0 4px 8px var(--ac-shadow) !important;
}
.dm-books .dm-book-btn--read:hover {
  background: var(--ac-green-light) !important;
  border-color: var(--ac-green-light) !important;
  color: var(--ac-white) !important;
  box-shadow: 0 4px 0 var(--ac-green-dark), 0 6px 12px var(--ac-shadow) !important;
}
.dm-books .dm-book-btn--download {
  background: var(--ac-brown) !important;
  border-color: var(--ac-brown) !important;
  color: var(--ac-white) !important;
  box-shadow: 0 3px 0 var(--ac-brown-dark), 0 4px 8px var(--ac-shadow) !important;
}
.dm-books .dm-book-btn--download:hover {
  background: var(--ac-brown-light) !important;
  border-color: var(--ac-brown-light) !important;
  color: var(--ac-white) !important;
  box-shadow: 0 4px 0 var(--ac-brown-dark), 0 6px 12px var(--ac-shadow) !important;
}

/* Status badges */
.dm-books .dm-book-status--reading { background: var(--ac-green) !important; color: var(--ac-white) !important; }
.dm-books .dm-book-status--finished { background: var(--ac-green-dark) !important; color: var(--ac-white) !important; }
.dm-books .dm-book-status--want { background: #F5C31C !important; color: var(--ac-text) !important; }

/* === Dashboard (reading progress) === */
.dm-books .ai-dashboard {
  background: var(--ac-cream-dark) !important;
  border: 2px solid var(--ac-wood) !important;
  border-radius: var(--ac-radius) !important;
  box-shadow: 0 4px 12px var(--ac-shadow) !important;
}
.dm-books .ai-progress-ring-fill { stroke: var(--ac-green) !important; }
.dm-books .ai-progress-ring-text .ai-pct { color: var(--ac-green) !important; }

/* === Empty State === */
.dm-books .dm-empty {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; padding: 60px 20px; text-align: center;
  z-index: 2; position: relative;
}
.dm-books .dm-empty-icon {
  font-size: 72px; margin-bottom: 16px; opacity: 0.4;
  animation: booksBounce 2s ease-in-out infinite;
}
@keyframes booksBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* === Dark Footer (gallery .ac-footer) === */
.dm-books .books-ac-footer {
  background: var(--ac-brown-dark);
  padding: 12px 24px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; position: relative; z-index: 100;
}
.dm-books .books-footer-left {
  display: flex; align-items: center; gap: 4px;
  color: rgba(255,255,255,0.7); font-size: 13px; font-weight: 500;
}
.dm-books .books-footer-leaf { font-size: 16px; margin-right: 6px; }

/* === Hide old elements replaced by gallery layout === */
.dm-books .dm-page-header,
.dm-books .dm-books-stats,
.dm-books .dm-books-skin-bar,
.dm-books .dm-books-toolbar,
.dm-books .dm-books-filter-bar {
  display: none !important;
}

/* === Responsive === */
@media (max-width: 768px) {
  .dm-books .books-sidebar-toggle { display: block !important; }
  .dm-books .books-sidebar {
    position: fixed !important;
    left: -250px !important;
    top: 64px !important;
    bottom: 0 !important;
    z-index: 200 !important;
    transition: left 0.3s ease !important;
    box-shadow: 4px 0 20px rgba(0,0,0,0.15) !important;
  }
  .dm-books .books-sidebar.open { left: 0 !important; }
  .dm-books .books-toolbar { flex-direction: column; align-items: stretch; }
  .dm-books .books-search-box { max-width: 100% !important; }
  .dm-books .books-filter-right { justify-content: space-between; }
  .dm-books .dm-books-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
  }
}

@media (max-width: 480px) {
  .dm-books .dm-books-grid { grid-template-columns: 1fr !important; }
  .dm-books .books-wood-logo { font-size: 16px; }
  .dm-books .books-wood-brand { display: none; }
  .dm-books .books-wood-stat { font-size: 11px; padding: 3px 8px; }
}