:root{--green: #1B813E;--green-dark: #0E4F2A;--green-light: #DDEFE4;--bg: #FAF8F2;--card: #FCFAF4;--ink: #1F2933;--muted: #6B7C70;--border: #D8E1DA;--gold: #D9A441;--clay: #C96A3A;--danger: #9B3D32;--sh-light: #fff;--sh-dark: #dcd2bd;--nm-out: -7px -7px 16px var(--sh-light), 8px 8px 18px var(--sh-dark);--nm-out-sm: -4px -4px 10px var(--sh-light), 5px 5px 11px var(--sh-dark);--nm-out-lg: -10px -10px 24px var(--sh-light), 12px 12px 28px var(--sh-dark);--nm-in: inset -5px -5px 12px var(--sh-light), inset 6px 6px 14px var(--sh-dark);--nm-in-sm: inset -3px -3px 7px var(--sh-light), inset 4px 4px 8px var(--sh-dark);--radius: 16px;--radius-sm: 11px;--safe-bottom: env(safe-area-inset-bottom, 0px);--font: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Hiragino Sans GB", system-ui, sans-serif;color:var(--ink);background:var(--bg);font-family:var(--font);font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}html{background:var(--bg)}body{min-width:320px;background:var(--bg)}body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 8% 3%,rgba(221,239,228,.75),transparent 30%),radial-gradient(circle at 94% 92%,rgba(217,164,65,.12),transparent 28%);z-index:-2}body:after{content:"";position:fixed;inset:0;pointer-events:none;opacity:.22;background-image:radial-gradient(rgba(27,129,62,.15) .65px,transparent .65px);background-size:22px 22px;z-index:-1}button,input,select{font:inherit}button{color:inherit}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid 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30px}.app-header{display:flex;align-items:center;min-height:62px;margin-bottom:20px}.brand-lockup{display:flex;align-items:center;gap:13px}.brand-mark{width:46px;aspect-ratio:1;display:grid;place-items:center;color:#fff;border-radius:12px;background:var(--green-dark);box-shadow:var(--nm-out-sm)}.eyebrow{display:block;color:var(--muted);font-size:10px;letter-spacing:.18em;font-weight:700}.brand-lockup h1{margin:1px 0 0;color:var(--green-dark);font-size:25px;line-height:1.05}.button{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:0 18px;font-weight:700;cursor:pointer;outline:3px solid transparent;transition:transform .2s ease,background .2s ease,outline-color .2s ease}.button:hover{transform:translateY(-2px);outline-color:#1b813e40}.button:active{transform:translateY(0)}.button-primary{background:var(--green);color:#fff;box-shadow:-5px -5px 12px #fff,6px 6px 14px #0e4f2a47}.button-primary:hover{background:var(--green-dark)}.button-primary:active{box-shadow:inset 4px 4px 9px #00000038}.button-soft{background:var(--bg);color:var(--green-dark);box-shadow:var(--nm-out-sm)}.button-soft:active{box-shadow:var(--nm-in-sm)}.button:disabled{opacity:.55;cursor:not-allowed;transform:none}.full-button{width:100%}.compact-button{min-height:38px;padding:0 12px;font-size:13px}.square-button{width:44px;aspect-ratio:1;display:inline-grid;place-items:center;padding:0;border:0;border-radius:12px;color:var(--green-dark);background:var(--bg);box-shadow:var(--nm-out-sm);cursor:pointer}.square-button:active{box-shadow:var(--nm-in-sm)}.library-tools{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;margin-bottom:22px}.search-field{min-height:46px;display:flex;align-items:center;gap:9px;padding:0 13px;color:var(--green-dark);border-radius:13px;background:var(--bg);box-shadow:var(--nm-in-sm)}.search-field input{min-width:0;width:100%;border:0;outline:0;color:var(--ink);background:transparent}.search-field input::placeholder{color:#86968b}.search-field button{width:28px;height:28px;display:grid;place-items:center;border:0;background:transparent;color:var(--muted);cursor:pointer}.sort-control{min-height:46px;display:flex;align-items:center;gap:4px;padding:0 8px 0 12px;border-radius:13px;color:var(--green-dark);background:var(--bg);box-shadow:var(--nm-out-sm)}.sort-control select{width:88px;border:0;outline:0;color:var(--green-dark);background:transparent;font-size:13px;font-weight:700}.book-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px 13px}.book-card{position:relative;min-width:0}.cover-button,.book-copy{display:block;width:100%;padding:0;border:0;text-align:left;background:transparent;cursor:pointer}.book-cover{position:relative;aspect-ratio:2 / 3;overflow:hidden;border-radius:10px 13px 13px 10px;background:var(--card);box-shadow:-4px -4px 9px #fff,5px 6px 12px #6f572f3d;transition:transform .22s ease,box-shadow .22s ease,outline-color .22s ease;outline:3px solid transparent}.cover-button:hover .book-cover{transform:translateY(-5px);box-shadow:var(--nm-out-lg);outline-color:#1b813e40}.book-cover:after{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:linear-gradient(90deg,rgba(14,79,42,.2),transparent)}.book-cover img{width:100%;height:100%;object-fit:cover;display:block}.fallback-cover{height:100%;display:flex;flex-direction:column;justify-content:space-between;gap:14px;padding:20% 13% 14%;border:2px solid color-mix(in srgb,currentColor 35%,transparent);border-left-width:6px;color:var(--green-dark)}.fallback-gold .fallback-cover{color:#8b6216}.fallback-clay .fallback-cover{color:#8d4526}.fallback-cover strong{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:4;font-size:clamp(14px,4vw,19px);line-height:1.35}.fallback-cover 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86px);flex-direction:column}.online-placeholder{flex:1;min-height:0}.online-settings{width:100%;min-height:72px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:13px;padding:12px 15px;border:0;border-radius:var(--radius);color:var(--green-dark);text-align:left;background:var(--card);box-shadow:var(--nm-out);cursor:pointer}.online-settings>span{display:grid;gap:3px}.online-settings small{color:var(--muted);font-size:11px;font-weight:400}.modal-backdrop,.sheet-backdrop{position:fixed;z-index:200;inset:0;display:grid;background:#1f29333d;animation:fade-in .18s ease both}.modal-backdrop{place-items:center;padding:18px}.dialog{position:relative;width:min(420px,100%);padding:24px;border-radius:18px;background:var(--card);box-shadow:var(--nm-out-lg);animation:dialog-in .22s ease both;outline:none}.dialog h2{margin:0 48px 14px 0;color:var(--green-dark);font-size:20px}.dialog-close{position:absolute;top:14px;right:14px}.dialog-content{color:var(--muted);line-height:1.65}.dialog-content p{margin:0}.dialog-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}.sheet-backdrop{align-items:end}.bottom-sheet{width:min(100%,820px);max-height:min(82dvh,720px);margin:0 auto;overflow:hidden;border-radius:22px 22px 0 0;background:var(--card);box-shadow:0 -12px 38px #1f29332e;animation:sheet-in .25s cubic-bezier(.2,.8,.2,1) both;padding-bottom:var(--safe-bottom)}.sheet-handle{width:44px;height:5px;margin:10px auto 3px;border-radius:999px;background:var(--border)}.sheet-header{min-height:58px;display:flex;align-items:center;justify-content:space-between;padding:7px 18px 8px;border-bottom:1px solid var(--border)}.sheet-header h2{margin:0;color:var(--green-dark);font-size:18px}.sheet-content{max-height:calc(82dvh - 78px);overflow:auto;padding:18px}@keyframes fade-in{0%{opacity:0}}@keyframes 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button:disabled{opacity:.45}.translation-progress{position:fixed;z-index:130;top:calc(68px + env(safe-area-inset-top,0px));left:0;right:0;height:3px;overflow:hidden;background:var(--green-light)}.translation-progress span{display:block;width:35%;height:100%;background:var(--green);animation:translate-progress 1.2s ease-in-out infinite alternate}@keyframes translate-progress{to{transform:translate(190%)}}.translation-retry{position:fixed;z-index:131;right:16px;top:calc(80px + env(safe-area-inset-top,0px));min-height:40px;border:0;border-radius:11px;padding:0 14px;color:#fff;background:var(--green);box-shadow:var(--nm-out-sm);font-weight:700}.search-panel{position:fixed;z-index:160;inset:0;display:flex;flex-direction:column;background:var(--bg)}.reader-search-header{min-height:calc(68px + env(safe-area-inset-top,0px));display:grid;grid-template-columns:44px 1fr;align-items:end;gap:11px;padding:calc(8px + env(safe-area-inset-top,0px)) 14px 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strong{font-size:15px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}