:root{--paper:#f7f6f0;--white:#fffefa;--ink:#253e36;--muted:#79837b;--green:#234e43;--line:#e3e5db;--light:#edf2e8;--gold:#a77738;--orange:#ba7353;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0;font-size:17px;line-height:1.6}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.4}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #bc9b59;outline-offset:4px}a{color:var(--green)}button{border:0;background:none}button,summary{touch-action:manipulation}button{min-height:44px}.shell{max-width:1440px;min-height:100vh;margin:auto;display:grid;grid-template-columns:280px 1fr}aside{border-right:1px solid var(--line);padding:44px 32px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:25px;font-weight:650;letter-spacing:3px}.brand-icon{border:1px solid #517368;border-radius:12px;font-size:24px;width:44px;height:48px;text-align:center;line-height:46px;font-family:serif}.brand small{display:block;font-size:9px;letter-spacing:2px;color:var(--muted);line-height:1}.book-label{margin-top:69px;color:var(--muted);font-size:12px;letter-spacing:2px}aside h2{font-size:28px;font-weight:500;line-height:1.6;margin:14px 0}.aside-desc{color:var(--muted);font-size:14px;line-height:1.8;margin:0 0 28px}#lists{display:grid;gap:6px}.list-button{padding:11px 14px;border-radius:9px;display:flex;align-items:center;justify-content:space-between;width:100%;text-align:left}.list-button.active{background:var(--green);color:white}.list-button small{font-size:12px;opacity:.7}.list-button:hover:not(.active){background:var(--light)}.aside-foot{margin-top:auto;padding-top:64px;font-size:12px;color:var(--muted)}.aside-foot span{font-size:11px}main{max-width:900px;width:100%;margin:auto;padding:42px 70px 32px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.eyebrow{color:var(--muted);font-size:12px;letter-spacing:2px}h1{font-size:30px;font-weight:550;margin:7px 0 0}.icon-button{border:1px solid var(--line);border-radius:50px;padding:6px 16px;font-size:14px}.icon-button span{margin-left:16px}.toolbar{display:flex;justify-content:space-between;align-items:center}.segmented{display:flex;padding:4px;border-radius:50px;background:#eaece3;gap:4px}.segmented button{font-size:14px;padding:7px 24px;min-height:36px;border-radius:30px;color:var(--muted)}.segmented button.selected{background:var(--white);color:var(--ink);box-shadow:0 2px 5px #22382e08}.position{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}.progress-track{height:3px;background:var(--line);border-radius:5px;margin:23px 0 24px;overflow:hidden}#progress-fill{height:100%;background:#699179;transition:width .3s}.word-card{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:30px 38px 32px;min-height:420px;box-shadow:0 8px 30px #253e3603}.card-top{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:11px;letter-spacing:1px}.tag{background:var(--light);padding:3px 9px;border-radius:4px;font-size:11px;color:#55705b;letter-spacing:0}.word{font-family:Georgia,"Times New Roman",serif;font-size:53px;letter-spacing:-1.5px;font-weight:400;line-height:1.15;margin:23px 0 18px;overflow-wrap:anywhere}.pronunciations{display:flex;gap:12px;flex-wrap:wrap}.pronunciation{display:flex;align-items:center;gap:8px}.speaker{display:flex;gap:6px;align-items:center;border:1px solid var(--line);border-radius:7px;padding:7px 9px;font-size:12px;background:var(--paper);min-height:38px}.speaker svg{width:16px;height:16px}.ipa{font-family:"Arial",sans-serif;font-size:14px;color:#69796f}.pron-note{font-size:12px;color:var(--muted);margin:10px 0 0}.meaning-block{border-top:1px solid var(--line);margin-top:26px;padding-top:24px}.meaning{font-size:26px;font-weight:550;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin:9px 0 14px}.pos{font-family:Georgia,serif;font-size:18px;font-style:italic;color:var(--muted)}.label{font-size:11px;color:var(--muted);letter-spacing:1px}.original{font-size:14px;color:var(--muted);padding:10px 12px;background:#f8f0e5;border-radius:6px;margin:8px 0 18px}.memory{background:var(--light);border-radius:9px;padding:15px 18px;display:grid;grid-template-columns:30px 1fr;gap:8px}.memory .bulb{font-size:22px}.memory small{color:#617660;font-size:11px;letter-spacing:1px}.memory p{margin:4px 0;font-size:15px;line-height:1.8}.chunk{font-size:15px;margin:17px 0 0;color:#647269}.chunk em{font-family:Georgia,serif;color:var(--ink);font-style:normal}.extras{font-size:14px;margin-top:17px;color:var(--muted)}summary{cursor:pointer;min-height:36px}.extras p{margin:4px 0 12px}.source-link{font-size:11px;display:inline-block;margin-top:12px;color:var(--muted);text-underline-offset:3px}.action-row{display:flex;gap:12px;margin:22px 0 6px}.action-row button{border-radius:10px;padding:13px 20px;flex:1;font-size:16px}.primary{background:var(--green);color:white}.secondary{border:1px solid #dcded4;background:#fffefa}.bottom-row{display:flex;justify-content:space-between;gap:8px}.text-button{font-size:13px;color:var(--muted)}.session-note{text-align:center;font-size:11px;color:#8d968f;margin-top:18px;letter-spacing:.5px}.test-prompt{padding:27px 0 10px;text-align:center;color:var(--muted)}.test-prompt strong{font-weight:400;color:var(--ink);font-size:21px;display:block;margin-bottom:10px}dialog{border:1px solid var(--line);border-radius:18px;padding:26px;background:var(--white);color:var(--ink);width:min(560px,calc(100vw - 28px));max-height:88vh}dialog::backdrop{background:#1c382f66;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.dialog-head h2{font-size:22px;margin:0}.close{font-size:28px}.setting-section{border-top:1px solid var(--line);padding:18px 0}.setting-section h3{font-size:16px;margin:0 0 10px}.setting-section p{font-size:13px;color:var(--muted);margin:6px 0 12px}.setting-section button,.setting-section label.upload{display:inline-block;padding:9px 14px;background:var(--light);border-radius:7px;font-size:14px;margin:5px 4px 5px 0}.download-row{display:flex;justify-content:space-between;align-items:center;font-size:14px;gap:8px}.download-row button{white-space:nowrap}.download-row small{color:var(--muted)}.directory-row{display:flex;padding:11px 8px;border-bottom:1px solid var(--line);width:100%;text-align:left;gap:12px;align-items:center;font-size:15px}.directory-row.active{background:var(--light)}.directory-row small{width:34px;color:var(--muted)}.directory-row span{flex:1}.directory-row i{font-size:12px;color:#77866f;font-style:normal}.directory-search{width:100%;border:1px solid var(--line);padding:10px 12px;border-radius:8px;margin-bottom:12px;background:white}.round-done{text-align:center;padding:44px 10px}.round-done h2{font-size:30px}.round-done p{color:var(--muted);font-size:15px}.round-done strong{display:block;font-size:54px;font-family:Georgia,serif;font-weight:400}#toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);padding:12px 20px;border-radius:10px;background:var(--green);color:white;font-size:14px;max-width:90vw;z-index:20;display:none}#toast.show{display:block}.hidden{display:none!important}@media(min-width:1200px){main{padding-left:90px;padding-right:90px}}@media(max-width:800px){.shell{grid-template-columns:210px 1fr}aside{padding:32px 20px}main{padding:32px 26px}.word-card{padding:26px}.word{font-size:46px}}@media(max-width:600px){body{font-size:17px}.shell{display:block}aside{padding:18px 22px 0;border:0;display:block}.brand{font-size:21px;gap:9px}.brand-icon{width:34px;height:38px;font-size:21px;line-height:36px}.brand small{font-size:8px}.book-label,aside h2,.aside-desc,.aside-foot{display:none}#lists{display:flex;gap:6px;overflow:auto;margin-top:24px;padding-bottom:5px;scrollbar-width:none}.list-button{font-size:13px;display:block;padding:8px 15px;white-space:nowrap;border-radius:7px;min-height:40px}.list-button small{display:none}main{padding:20px 22px calc(24px + env(safe-area-inset-bottom))}header{margin-bottom:20px}.eyebrow{font-size:10px}h1{font-size:24px}.icon-button{font-size:12px;padding:4px 12px;min-height:36px}.icon-button span{margin-left:8px}.segmented button{padding:6px 22px;font-size:13px;min-height:32px}.position{font-size:12px}.progress-track{margin:18px 0}.word-card{border-radius:14px;padding:22px;min-height:404px}.word{font-size:44px;margin:22px 0 16px}.card-top{font-size:10px;letter-spacing:0}.pronunciations{gap:9px 14px}.ipa{font-size:13px}.speaker{min-height:38px}.meaning{font-size:23px}.meaning-block{margin-top:21px;padding-top:19px}.memory{padding:12px;grid-template-columns:23px 1fr;gap:5px}.memory p{font-size:14px}.chunk{font-size:14px}.action-row{margin-top:18px}.action-row button{padding:12px 10px;font-size:15px}.session-note{font-size:10px;margin-top:12px}.text-button{font-size:12px}.original{font-size:13px}.download-row{font-size:13px}.word-card.longword .word{font-size:clamp(22px,7.4vw,30px);letter-spacing:-.7px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.speaker.playing{border-color:#709275;background:#dce9d6;color:#234e43}.speaker:disabled{opacity:.5}.round-done .tag{letter-spacing:0} @media(max-width:600px){main{padding-bottom:calc(86px + env(safe-area-inset-bottom))}.bottom-row{position:fixed;bottom:0;left:0;right:0;z-index:5;gap:6px;padding:8px 18px calc(8px + env(safe-area-inset-bottom));background:#f7f6f0f5;border-top:1px solid var(--line);backdrop-filter:blur(12px)}.bottom-row button{flex:1;min-height:44px}.bottom-row #next{color:var(--green);font-weight:600}.bottom-row #previous{color:var(--green)}}

/* Dictionary additions: visible labels remain clear without relying on colour alone. */
.added-pos{background:#fff0b0;color:#66501a;border-radius:5px;padding:2px 7px}
.dictionary-extras{background:#fff7d6;border:1px solid #e6cd76;border-left:4px solid #d6ad3c;border-radius:12px;padding:16px 18px;margin:20px 0;color:#493d20}
.extras-heading{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px 12px;margin-bottom:10px}
.extras-heading strong{font-size:14px;color:#685013}.extras-heading>span,.extras-caption{font-size:11px;color:#776337}
.sense-list{list-style:none;padding:0;margin:0}.sense-row{display:grid;grid-template-columns:64px minmax(0,1fr);gap:12px;padding:10px 0;border-top:1px solid #e9dca8;font-size:15px;line-height:1.65}
.sense-pos{font:italic 17px Georgia,serif;color:#6a4e0b}.sense-pos small{display:block;font:11px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;margin-top:3px}
.sense-meaning{overflow-wrap:anywhere}.sense-headword{font-weight:600}.sense-note{display:block;font-size:12px;color:#776337;margin-top:4px}
.sense-source{display:block;width:fit-content;font-size:11px;color:#705712;text-underline-offset:3px;margin-top:5px}.extras-caption{margin:7px 0 0;line-height:1.5}
@media(max-width:600px){.dictionary-extras{padding:14px;margin:17px 0}.sense-row{grid-template-columns:53px minmax(0,1fr);gap:9px}}