:root{--ink:#182a32;--muted:#6b777a;--line:#d9d7cf;--paper:#fffefa;--wash:#f4f3ee;--navy:#0a202c;--blue:#0a6970;--cyan:#c8edef;--signal:#d36b35;--good:#176b49;--warn:#935a10;--bad:#9f3935;--radius:8px;--shadow:0 10px 32px #10273114;color-scheme:light}
*{box-sizing:border-box}[hidden]{display:none!important}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--wash);color:var(--ink);font-size:15px;line-height:1.4}body{margin:0;min-height:100vh;display:flex;flex-direction:column}button,input,select,textarea{font:inherit;color:inherit}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button{cursor:pointer}.topbar{height:55px;display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - 980px)/2));background:var(--navy);border-top:3px solid var(--signal);color:white;position:sticky;top:0;z-index:10}.brand{display:flex;align-items:center;gap:7px;font-size:18px;font-weight:800;letter-spacing:-.03em;color:#fff}.brand span{display:grid;place-items:center;width:28px;height:28px;border:1px solid #70d7d8;border-radius:4px;color:#76dee0;font-size:13px;letter-spacing:-.06em}.brand b{font:inherit}.brand small{border-left:1px solid #ffffff2b;padding-left:7px;color:#9eb2bb;font-size:9px;font-weight:650;letter-spacing:.13em;text-transform:uppercase}.topbar nav{display:flex;align-items:center;gap:5px}.topbar nav a,.topbar nav .link{color:#dbe7ed;padding:7px 8px;border-radius:6px}.topbar nav a:hover,.topbar nav .link:hover{background:#ffffff12;text-decoration:none}.link{border:0;background:none;padding:0;color:var(--blue)}.statusbar{text-align:center;background:#f7dfaa;color:#5e4600;padding:4px;font-size:12px}main{width:min(980px,100%);margin:0 auto;flex:1;padding:29px 16px 64px}footer{width:min(980px,calc(100% - 32px));margin:auto;padding:14px 0 18px;display:flex;justify-content:space-between;gap:18px;border-top:1px solid #deddd7;font-size:11px;line-height:1.45;color:#7d8687}.footer-note{max-width:650px}
h1,h2,h3,p{margin-top:0}h1{font-size:clamp(26px,5vw,42px);line-height:1.08;letter-spacing:-.045em;margin-bottom:10px}h2{font-size:18px;letter-spacing:-.02em;margin-bottom:12px}h3{font-size:15px;margin-bottom:5px}.hero{display:grid;grid-template-columns:1fr auto;align-items:end;gap:18px;margin:8px 0 25px}.hero p{color:var(--muted);margin:0;max-width:630px;font-size:16px}.hero .primary{white-space:nowrap}.section-head{display:flex;align-items:baseline;justify-content:space-between;margin:23px 0 10px}.section-head h2{margin:0}.muted,.meta,.fine{color:var(--muted)}.fine{font-size:12px}.empty{text-align:center;padding:46px 12px;color:var(--muted)}
.search{display:flex;gap:7px;margin:0 0 18px}.search input{flex:1;background:var(--paper)}input,select,textarea{width:100%;border:1px solid #c8d2d8;border-radius:7px;padding:9px 10px;background:#fff;outline:none}textarea{resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #0b72991c}label{display:grid;gap:4px;font-size:13px;font-weight:650}.primary,.secondary,.quiet,.danger{border:1px solid transparent;border-radius:7px;padding:8px 13px;font-weight:700}.primary{background:var(--blue);color:white}.primary:hover{background:#075a7a}.secondary{background:#fff;border-color:#bdcbd2}.quiet{background:#e8eff2}.danger{background:#fff1f0;color:var(--bad);border-color:#f1c9c6}.icon{border:0;background:none;font-size:23px;line-height:1;padding:1px 5px;color:var(--muted)}button:disabled{opacity:.55;cursor:not-allowed}
.deck-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(235px,1fr));gap:9px}.deck-tile{display:flex;flex-direction:column;min-height:126px;padding:14px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);color:inherit;transition:border-color .15s,transform .15s}.deck-tile:hover{text-decoration:none;border-color:#a8bbc4;transform:translateY(-1px)}.deck-tile h3{font-size:16px}.deck-tile p{font-size:13px;color:var(--muted);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.deck-tile .meta{font-size:11px;margin-top:auto;display:flex;justify-content:space-between;gap:6px}.pill{display:inline-flex;align-items:center;border-radius:99px;padding:2px 7px;background:#e8f2f4;color:#195767;font-size:11px;font-weight:750;text-transform:none}.pill.recall{background:#fff0c8;color:#765000}.pill.verified{background:#dff5e9;color:var(--good)}.pill.uncertain{background:#fff0e5;color:var(--warn)}
.deck-head{display:grid;grid-template-columns:1fr auto;gap:16px;margin-bottom:16px}.deck-head h1{font-size:30px}.actions{display:flex;gap:7px;align-items:flex-start;flex-wrap:wrap}.byline{font-size:13px;color:var(--muted)}.notice{padding:9px 11px;margin:10px 0;border-left:3px solid var(--warn);background:#fff9ea;font-size:12px}.study-launch{display:flex;gap:8px;margin:17px 0}.card-list{display:grid;gap:7px}.card-row{background:#fff;border:1px solid var(--line);border-radius:8px;padding:11px 12px}.card-row .qa{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px}.card-row .qa div{white-space:pre-wrap;overflow-wrap:anywhere}.card-row .qa div+div{border-left:1px solid var(--line);padding-left:18px}.card-foot{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:9px;padding-top:7px;border-top:1px solid #edf0f2;font-size:11px;color:var(--muted)}.votes{display:flex;align-items:center;gap:4px}.vote{border:1px solid var(--line);border-radius:5px;background:#fff;padding:2px 7px;font-size:12px}.vote.active{border-color:var(--blue);background:#e8f7fb;color:#075a7a}.report-link{border:0;background:none;color:var(--muted);padding:2px}.report-link:hover{color:var(--bad)}
.study-wrap{max-width:680px;margin:5vh auto}.study-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.progress{appearance:none;display:block;width:100%;height:4px;border:0;background:#dce5e8;border-radius:4px;margin-bottom:18px;overflow:hidden}.progress::-webkit-progress-bar{background:#dce5e8}.progress::-webkit-progress-value{background:var(--blue)}.progress::-moz-progress-bar{background:var(--blue)}.flashcard{min-height:300px;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:var(--shadow);display:grid;place-items:center;text-align:center;padding:38px;font-size:21px;white-space:pre-wrap;cursor:pointer}.flashcard small{display:block;color:var(--muted);font-size:11px;margin-bottom:15px;text-transform:uppercase;letter-spacing:.08em}.study-controls{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:13px}.study-controls .secondary{min-width:90px}.test-box{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px}.answers{display:grid;gap:7px;margin:17px 0}.answer{display:flex;align-items:flex-start;gap:8px;border:1px solid var(--line);border-radius:7px;padding:9px;font-weight:400}.answer input{width:auto;margin-top:3px}.answer.correct{border-color:#77b898;background:#eef9f3}.answer.wrong{border-color:#d99c9c;background:#fff2f2}.correct-feedback{color:var(--good)}.score{text-align:center;padding:40px 10px}.score strong{font-size:45px;display:block}
.editor{max-width:780px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.stack{display:grid;gap:11px}.editor-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.editor-head h1{font-size:28px;margin:0}.cards-editor{display:grid;gap:8px;margin-top:15px}.edit-card{display:grid;grid-template-columns:28px 1fr 1fr 130px 30px;gap:7px;align-items:start;border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px}.edit-card .num{text-align:center;color:var(--muted);font-size:12px;padding-top:10px}.edit-card textarea{min-height:58px;padding:7px}.edit-card select{padding:7px;font-size:12px}.attest{display:flex;gap:8px;align-items:flex-start;font-weight:400;padding:9px 11px;background:#fff9e8;border-radius:7px}.attest input{width:auto;margin-top:3px}.editor-actions{display:flex;justify-content:space-between;align-items:center;position:sticky;bottom:0;padding:12px 0;background:linear-gradient(#f4f7f800,#f4f7f8 20%)}
dialog{width:min(400px,calc(100% - 24px));border:0;border-radius:12px;box-shadow:0 18px 80px #071b2b42;padding:17px}dialog::backdrop{background:#071b2b99}.dialog-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}.form-error{font-size:12px;color:var(--bad);margin:0;min-height:1em}.delete-account{border-top:1px solid var(--line);margin-top:17px;padding-top:11px;color:var(--bad);font-size:13px}.delete-account summary{cursor:pointer}.delete-account form{margin-top:12px;color:var(--ink)}.toast{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:30;background:var(--navy);color:#fff;border-radius:7px;padding:8px 13px;font-size:13px;box-shadow:var(--shadow)}.loading{height:4px;overflow:hidden;background:#d9e3e7}.loading::after{content:"";display:block;width:35%;height:100%;background:var(--blue);animation:load 1s infinite ease-in-out}@keyframes load{from{transform:translateX(-100%)}to{transform:translateX(300%)}}
@media(max-width:640px){main{padding-top:18px}.topbar{padding-inline:12px}.topbar nav{gap:0}.topbar nav a,.topbar nav .link{font-size:13px;padding:7px}.hero{grid-template-columns:1fr;align-items:start}.hero .primary{display:none}.deck-grid{grid-template-columns:1fr}.deck-tile{min-height:106px}.deck-head{grid-template-columns:1fr}.deck-head h1{font-size:26px}.card-row .qa{grid-template-columns:1fr;gap:8px}.card-row .qa div+div{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:8px}.flashcard{min-height:54vh;padding:25px;font-size:19px}.form-grid{grid-template-columns:1fr}.edit-card{grid-template-columns:24px 1fr 30px}.edit-card textarea,.edit-card select{grid-column:2}.edit-card .remove-card{grid-column:3;grid-row:1}.editor-actions{padding-bottom:max(12px,env(safe-area-inset-bottom))}footer{flex-direction:column;gap:6px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
.policy{max-width:700px}.policy h1{margin-bottom:6px}.policy h2{margin-top:26px;margin-bottom:6px}.policy p,.policy li{color:#40515d}.policy li{margin-bottom:6px}

/* Logbook visual system */
.eyebrow{display:block;margin-bottom:8px;color:var(--signal);font-size:10px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.hero{position:relative;margin:12px 0 27px}.hero h1{max-width:670px}.hero p{font-size:15px}.search{max-width:720px}.search input{border-color:#cbc9c0;box-shadow:inset 3px 0 var(--blue)}.section-head{border-bottom:1px solid var(--line);padding-bottom:7px}.section-head h2{font-size:15px;text-transform:uppercase;letter-spacing:.065em}.deck-grid{grid-template-columns:repeat(auto-fill,288px);gap:12px}.deck-tile{position:relative;isolation:isolate;min-height:166px;padding:17px 16px 14px;overflow:hidden;border-color:#d5d2c9;border-radius:8px;box-shadow:0 2px 0 #162a3210}.deck-tile::before,.deck-cover::before{content:"";position:absolute;z-index:1;inset:0 auto 0 0;width:4px;background:#63858a}.deck-tile.source-training_recall::before,.deck-cover.source-training_recall::before{background:var(--signal)}.deck-tile.source-board_prep::before,.deck-cover.source-board_prep::before{background:#425d9a}.deck-tile.source-public_source::before,.deck-cover.source-public_source::before{background:var(--good)}.deck-tile:hover{border-color:#aab8b6;box-shadow:0 7px 20px #10273112;transform:translateY(-2px)}.tile-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:14px}.source-badge,.visibility-badge{color:#496267;font-size:9px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}.tile-rank{color:#9a6a4f;font:700 10px ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.04em}.deck-tile h3{font-size:17px;line-height:1.25;letter-spacing:-.018em}.deck-tile p{margin:2px 0 16px}.deck-tile .meta{padding-top:9px;border-top:1px solid #ebe9e2;font-size:10px;text-transform:none}.empty-wrap{display:grid;place-items:center;min-height:280px;border:1px dashed #ccc9c0;border-radius:10px;background:linear-gradient(135deg,#ffffff5c,#ffffff12)}.empty{max-width:380px;padding:42px 24px}.empty-mark{display:grid;place-items:center;width:40px;height:40px;margin:0 auto 14px;border:1px solid #9eb2b3;border-radius:5px;color:var(--blue);font:800 13px ui-monospace,SFMono-Regular,Consolas,monospace}.empty h3{font-size:18px}.empty p{font-size:13px}
.deck-cover{position:relative;overflow:hidden;margin:3px 0 14px;padding:24px 24px 21px;background:var(--paper);border:1px solid #d4d2ca;border-radius:10px;box-shadow:0 3px 0 #1027310b}.deck-cover::after{content:"";position:absolute;right:-42px;bottom:-64px;width:180px;height:180px;border:1px solid #0a69700d;border-radius:50%;box-shadow:0 0 0 25px #0a697008,0 0 0 50px #0a697006;pointer-events:none}.deck-main,.deck-cover .actions{position:relative;z-index:2}.deck-kicker{display:flex;align-items:center;gap:8px;margin-bottom:12px}.visibility-badge{padding-left:8px;border-left:1px solid var(--line)}.deck-cover h1{max-width:700px;margin-bottom:7px;font-size:clamp(27px,4vw,37px)}.deck-summary{max-width:680px;margin-bottom:19px;color:#536468;font-size:15px}.deck-stats{display:flex;align-items:center;gap:0;color:var(--muted);font-size:11px}.deck-stats span{padding:0 10px;border-left:1px solid var(--line)}.deck-stats span:first-child{padding-left:0;border:0}.deck-stats strong{color:#30464d}.deck-cover .actions{justify-content:flex-end}.deck-cover .report-link{flex-basis:100%;margin:0 2px 0 auto;text-align:right}.study-launch{margin:12px 0 24px;padding-left:1px}.study-launch .primary,.study-launch .secondary{min-width:128px}.card-list{gap:9px}.card-row{padding:14px 15px;border-color:#d7d5ce;border-radius:8px}.field-label{display:block;margin-bottom:6px;color:#768184;font-size:9px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.card-foot{margin-top:12px;padding-top:9px}.votes{flex-wrap:wrap;justify-content:flex-end;gap:5px}.vote-prompt{margin-right:2px;color:#7c8586;font-size:10px}.vote{display:inline-flex;align-items:center;gap:4px;padding:4px 7px;border-radius:5px;color:#4e5e62}.vote b{min-width:1ch;color:inherit;font-size:10px}.vote-up:hover,.vote-up.active{border-color:#77ac91;background:#edf7f1;color:var(--good)}.vote-down:hover,.vote-down.active{border-color:#d2a29c;background:#fcf1ef;color:var(--bad)}.report-link{color:#8a8f8f;font-size:10px;text-decoration:underline;text-decoration-color:#8a8f8f55;text-underline-offset:2px}.report-link:hover{color:var(--bad);text-decoration-color:currentColor}.notice{border-left-width:4px;border-radius:0 6px 6px 0}
.study-wrap{max-width:900px;margin:3vh auto}.study-top{display:grid;grid-template-columns:1fr minmax(0,2fr) 1fr;gap:12px}.study-top .fine{text-align:right}.study-deck-name{overflow:hidden;color:#687679;font-size:11px;text-align:center;text-overflow:ellipsis;white-space:nowrap}.progress{height:3px;margin-bottom:24px}.flash-stack{position:relative;margin:0 10px 20px}.flash-stack::before,.flash-stack::after{content:"";position:absolute;inset:8px -7px -8px 7px;border:1px solid #d5d3cb;border-radius:12px;background:#ecebe6}.flash-stack::after{inset:4px -4px -4px 4px;background:#f8f7f2}.flashcard{position:relative;z-index:1;width:100%;min-height:clamp(360px,56vh,540px);border-color:#cfcdc4;border-radius:12px;background:var(--paper);box-shadow:0 12px 40px #10273117;padding:clamp(28px,6vw,70px);font-size:clamp(20px,3vw,27px);line-height:1.45}.flashcard small{color:var(--blue);font-size:9px;font-weight:800;letter-spacing:.14em}.study-controls{margin-top:16px}.study-controls .primary,.study-controls .secondary{min-width:110px}.test-study{max-width:720px}.test-box{padding:clamp(18px,4vw,32px);border-color:#d5d2ca;box-shadow:0 5px 20px #1027310c}.test-box h2{font-size:21px;line-height:1.35}.answer{padding:11px 12px;background:var(--paper)}
.loading{height:3px;background:#d8d7d1}.loading::after{width:100%;background:linear-gradient(90deg,var(--blue),var(--signal));animation:none}dialog{border-top:3px solid var(--signal);border-radius:8px}dialog .quiet{background:transparent}footer a{color:#67787b}.delete-account{opacity:.8}
@media(max-width:640px){.brand small{display:none}main{padding-top:21px}.deck-grid{grid-template-columns:minmax(0,1fr)}.deck-tile{min-height:145px}.deck-cover{padding:19px 17px}.deck-stats{display:grid;grid-template-columns:1fr 1fr;gap:5px 12px}.deck-stats span,.deck-stats span:first-child{padding:0;border:0}.deck-cover .actions{justify-content:flex-start}.deck-cover .report-link{flex-basis:auto;margin:auto 0 0}.card-foot{align-items:flex-start;flex-direction:column}.votes{justify-content:flex-start;width:100%}.vote-prompt{flex-basis:100%}.flash-study{margin-top:1vh}.study-deck-name{display:none}.study-top{grid-template-columns:1fr 1fr}.flash-stack{margin-inline:4px}.flashcard{min-height:58vh;padding:27px 20px}.empty-wrap{min-height:245px}}
.topbar nav{min-width:0}.topbar .brand{flex:0 0 auto}.topbar #account-button{min-width:0;max-width:132px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:640px){.topbar #account-button{max-width:82px}}
:root{--muted:#647073}.eyebrow{color:#a84c25}main[tabindex="-1"]:focus{outline:none}footer{color:#647073}.field-label,.study-deck-name{color:#5f6b6e}.vote-prompt{color:#647073}.report-link{color:#5f6b6e;text-decoration-color:#5f6b6e66}footer a{color:#5f6b6e}@media(max-width:640px){input,select,textarea{font-size:16px}}
.review-badge{padding-left:8px;border-left:1px solid var(--line);color:#486166;font-size:9px;font-weight:800;letter-spacing:.07em;text-transform:uppercase}.review-badge.needs_review,.review-badge.failed,.review-badge.rejected{color:var(--bad)}.review-badge.queued,.review-badge.reviewing{color:var(--warn)}.review-notice{display:flex;align-items:baseline;gap:10px;margin:0 0 14px;padding:9px 12px;border-left:4px solid var(--blue);border-radius:0 6px 6px 0;background:#edf6f5;font-size:12px}.review-notice strong{white-space:nowrap}.review-notice span{color:#46595d}.review-notice.queued,.review-notice.reviewing{border-color:var(--warn);background:#fff8e8}.review-notice.needs_review,.review-notice.failed,.review-notice.rejected{border-color:var(--bad);background:#fff1ef}@media(max-width:640px){.review-notice{align-items:flex-start;flex-direction:column;gap:3px}.deck-kicker{flex-wrap:wrap}}