.cards-wrap{max-width:960px;margin:auto;padding:26px 28px 50px}.top-nav{display:flex;justify-content:space-between;gap:14px;margin-bottom:34px}.top-nav a{color:var(--paper-dim);font-size:14px;text-decoration:none}.eyebrow{color:var(--gilt);font-size:13px;letter-spacing:3px;margin-bottom:8px}h1{font-family:var(--serif);font-size:38px;font-weight:500;letter-spacing:3px}#intro{color:var(--paper-dim);font-size:14px;margin:10px 0 26px}.controls{padding:20px;background:#240a0e66;border:1px solid #c9a06c40;border-radius:8px}.decks{display:flex;gap:9px;margin-bottom:18px;flex-wrap:wrap}button,select,input{font:inherit}button{cursor:pointer;border:1px solid #c9a06c70;border-radius:5px;background:transparent;color:var(--paper);padding:10px 16px;font-size:14px;min-height:42px}button:hover{background:#c9a06c1c}button:disabled{opacity:.35;cursor:default}button[aria-pressed=true]{background:var(--gilt);color:#2c0d10;border-color:var(--gilt)}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #e7bc73;outline-offset:3px}.filters{display:flex;gap:14px}.filters label{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--paper-dim);flex:1}.section-filter{flex:2!important}select{width:100%;background:#3b1216;color:var(--paper);border:1px solid #c9a06c50;border-radius:4px;padding:9px 11px;font-size:14px;min-height:42px}.progress-row{display:flex;justify-content:space-between;gap:14px;margin-top:17px;font-size:12px;color:var(--paper-dim)}.progress-track{height:3px;background:#f3e9dc22;margin-top:9px}#progress-bar{height:100%;background:var(--gilt);transition:width .2s}.card-meta{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--gilt);margin:24px 0 10px}.card-face{width:100%;border-radius:8px;min-height:345px;padding:34px 40px;background:var(--paper);color:var(--ink);border:1px solid #e2caaa;box-shadow:0 10px 36px #21070d40;text-align:left}.card-front{display:flex;flex-direction:column;justify-content:space-between;gap:27px}.card-front:hover{background:#fbf3e8}.face-label{display:block;font-size:12px;letter-spacing:2px;color:#8b6650;margin:0 0 14px}#question{display:block;font-size:27px;font-family:var(--serif);line-height:1.85;font-weight:600}.flip-hint{font-size:13px;color:#927766;margin-top:22px}.path{font-size:14px;line-height:1.9;color:#765440}.path .step{display:inline}.path .sep{padding:0 7px;color:#a9957c}.path .law{font-weight:600;display:block;font-size:15px;margin-bottom:5px}.card-back h2{font-size:26px;font-family:var(--serif);margin:17px 0 16px}.key-label{font-size:12px;color:#876957;margin-bottom:6px}.card-back blockquote{font-size:17px;line-height:1.9;border-left:3px solid #aa6f56;margin:0;padding:4px 0 5px 16px;overflow-wrap:anywhere}.confusion{display:flex;gap:11px;margin-top:24px;padding-top:16px;border-top:1px solid #8b665030;font-size:14px;line-height:1.8}.confusion strong{color:#922f3b;white-space:nowrap}.note{margin-top:12px;padding:10px 12px;background:#c9a06c24;font-size:13px;line-height:1.8;color:#754739}.source-line{display:flex;justify-content:space-between;gap:12px;align-items:start;font-size:11px;color:#8a7263;margin-top:17px}.source-line a{color:#835244;white-space:nowrap}.small{font-size:11px;line-height:1.7;color:#8a7263;margin-top:8px}.actions{display:flex;gap:12px;margin-top:17px}.actions button{flex:1;min-height:47px}.actions #known{background:#c9a06c;color:#321016}.actions #known[aria-pressed=true]{background:#eed5a8}.actions #unknown[aria-pressed=true]{background:#8b3b44}.pager{display:flex;justify-content:space-between;align-items:center;margin:15px 0 24px;font-size:12px;color:var(--paper-dim)}.pager button{border:none;padding:9px 0}.utility{display:flex;align-items:start;gap:10px;flex-wrap:wrap;border-top:1px solid #c9a06c40;padding-top:22px}.utility>button{font-size:12px;padding:6px 12px;min-height:36px}.utility details{width:100%;color:var(--paper-dim);font-size:13px}summary{cursor:pointer;padding:6px 0}#login-form{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:12px 0}#login-form input{background:#2b0c10;border:1px solid #c9a06c77;color:var(--paper);padding:10px;border-radius:4px;max-width:250px}#login-result{width:100%;color:var(--gilt)}.about{font-size:13px;color:var(--paper-dim);line-height:1.9;margin-top:24px}.about p{margin:12px 0}.cards-wrap footer{text-align:center;font-size:12px;color:var(--gilt);margin:35px 0 0;opacity:.7}#empty{text-align:center;padding:65px 20px;color:var(--paper-dim)}#empty h2{font-size:21px;margin-bottom:15px}[hidden]{display:none!important}@media(max-width:640px){.cards-wrap{padding:20px 16px 35px}.top-nav{margin-bottom:25px}h1{font-size:31px}.controls{padding:15px}.decks{gap:7px}.decks button{padding:9px 11px;font-size:13px}.filters{flex-wrap:wrap;gap:10px}.filters label{min-width:40%}.filters .section-filter{width:100%;flex-basis:100%!important}.progress-row{flex-direction:column;gap:4px}.card-face{padding:25px 23px;min-height:350px}#question{font-size:23px}.card-back blockquote{font-size:16px;line-height:1.85}.card-meta{font-size:12px}.card-back h2{font-size:23px}.actions{gap:8px}.actions button{padding:10px 7px}.confusion{flex-direction:column;gap:2px}.source-line{flex-direction:column;gap:5px}.top-nav a{font-size:13px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}
body{background-color:var(--lacquer-deep);background-attachment:scroll}

/* Quiet study palette: paper, ink and blue. */
:root{--paper:#ffffff;--paper-dim:#596b7c;--gilt:#2b658b;--ink:#253648;--serif:"PingFang SC","Noto Sans CJK SC","Microsoft YaHei",sans-serif}
html,body{background:#f3f5f7;color:#253648}
body{background-image:none;background-attachment:scroll;letter-spacing:0}
.top-nav a,.offline-tag{color:#596b7c}
.eyebrow{color:#596b7c;letter-spacing:1px}
h1{color:#253648;font-size:34px;font-weight:650;letter-spacing:0}
#intro{color:#596b7c}
.controls{background:#fff;border:1px solid #d6dfe6;box-shadow:0 2px 9px #25364805}
button{background:#fff;color:#344e63;border-color:#c4d1dc;border-radius:5px}
button:hover{background:#edf3f8;border-color:#91adbf}
button[aria-pressed=true]{background:#e7f1f8;color:#204f70;border-color:#6c9abb}
button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline-color:#3979a6}
.filters label{color:#596b7c}
select{background:#fff;color:#253648;border-color:#c4d1dc}
select:disabled{background:#f4f6f8;color:#667889}
.progress-row{color:#596b7c}
.progress-track{background:#e5ebf0}
#progress-bar{background:#397da9}
.card-meta{color:#2b658b;font-weight:500}
.card-face{background:#fff;color:#253648;border-color:#cbd7e1;box-shadow:0 6px 20px #25364808}
.card-front:hover{background:#fcfdff;border-color:#91adbf}
.face-label,.flip-hint{color:#596b7c;letter-spacing:.5px}
#question{font-weight:600;font-size:26px;line-height:1.85}
.path,.path .law{color:#344e63}
.path .sep{color:#70879a}
.card-back h2{color:#253648;font-weight:650}
.key-label{color:#596b7c}
.card-back blockquote{color:#253648;border-color:#7fa4c0}
.confusion{border-color:#dbe3e9;color:#344e63}
.confusion strong{color:#2b658b}
.note{background:#f0f5f9;color:#435d72;border-left:2px solid #b6cad9}
.source-line,.small{color:#617487}
.source-line a{color:#2b658b}
.actions #known,.utility .save-copy{background:#2b658b;color:#fff;border-color:#2b658b}
.actions #known:hover,.utility .save-copy:hover{background:#245878}
.actions #known[aria-pressed=true]{background:#e7f1f8;color:#204f70;border-color:#6c9abb}
.actions #unknown[aria-pressed=true]{background:#fff4dc;color:#795819;border-color:#c5a866}
.pager{color:#596b7c}
.pager button{background:transparent;color:#344e63}
.utility{border-color:#d6dfe6}
.backup-help,#message,.about{color:#596b7c}
.cards-wrap footer{color:#617487;letter-spacing:0;opacity:1}
@media(max-width:640px){h1{font-size:29px}#question{font-size:23px}}

#login-form input{background:#fff;color:#253648;border-color:#c4d1dc}#login-result{color:#2b658b}

/* Keep each scoring point and its exception readable on both versions. */
#quote{white-space:pre-line;overflow-wrap:anywhere}